Link to USGS home page.
Earthquake Hazards Program

World Data Center for Seismology, Denver and International Seismological Centre
International Registry of Seismograph Stations

Seismograph Station Codes Listed Alphabetically: N

N10 NORSAR Subarray 10C Beam Reference Point
       60.4695 10.2999 403.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

N11 NORSAR Subarray 11C Beam Reference Point
       60.6171 10.2497 242.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

N12 NORSAR Subarray 12C Beam Reference Point
       60.7729 9.9845 637.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

N12A Wells--Clover Valley
       40.8522 -115.0387 1786.0
       Network: USTA
       Status: Open
       Nevada, U.S.A.
       opened 20060510. BB station.

N13 NORSAR Subarray 13C Beam Reference Point
       61.0498 9.8861 919.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

N13A West Wendover
       40.8556 -114.2045 1385.0
       Network: USTA
       Status: Open
       Nevada, U.S.A.
       opened 20060519. BB station.

N14 NORSAR Subarray 14C Beam Reference Point
       61.1869 10.2729 492.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

N1R1 Vettahaugen
       66.2070 13.7410 690.0
       Network: NAO
       Status: Closed
       Norway
       19970701-19980816.

N1R2 Lillevik
       66.2820 13.2330 61.0
       Network: NAO
       Status: Open
       Norway
       opened 19970701.

N1R3 Nordsjona
       66.3370 13.4060 68.0
       Network: NAO
       Status: Open
       Norway
       opened 19970701.

N1R4 Lillevand
       66.4490 13.8780 55.0
       Network: NAO
       Status: Closed
       Norway
       19970701-19980814.

N1R5 Hammernes
       66.3870 14.0330 62.0
       Network: NAO
       Status: Open
       Norway
       opened 19970701.

N1R6 Dalselv
       66.2610 13.9700 85.0
       Network: NAO
       Status: Open
       Norway
       opened 19970701.

N2B1 Tytingvag
       61.9000 5.0960 75.0
       Network: NAO
       Status: Closed
       Norway
       19981015-19990318.

N2B2 Myklebust
       61.7210 5.1780 25.0
       Network: NAO
       Status: Open
       Norway
       opened 19981015.

N2B3 Løvikneset
       61.8250 4.9530 10.0
       Network: NAO
       Status: Open
       Norway
       opened 19981015.

N2B4 Drage
       62.1190 5.2430 110.0
       Network: NAO
       Status: Open
       Norway
       opened 19981015.

N2B5 Haus
       61.9220 5.5850 30.0
       Network: NAO
       Status: Open
       Norway
       opened 19981015.

N2B6 Leirgulen
       61.8640 5.3060 20.0
       Network: NAO
       Status: Open
       Norway
       opened 19981015.

N2B7 Tytingvag
       61.8990 5.0940 15.0
       Network: NAO
       Status: Open
       Norway
       opened 19990328.

NA0 (Alternate abbreviation for NAO.)
       Norway

NA11 North Anna
       37.9831 -77.6850 0.0
       Network: BLA
       Status: Closed
       Virginia, U.S.A.
       closed 198605.

NA12 North Anna (Mineral)
       37.9882 -77.8770 134.0
       Network: BLA
       Status: Closed
       Virginia, U.S.A.
       197808-1998? USTN 198112?-198405?; 19970206-19971110.

NA2 North Anna (Brokenburg)
       38.1279 -77.7401 99.0
       Network: BLA
       Status: Closed
       Virginia, U.S.A.
       197810-19930810. USTN before 198511-19930810.

NA5 North Anna
       38.0108 -77.7365 76.0
       Network: BLA
       Status: Closed
       Virginia, U.S.A.
       197808-before 2004.

NAA Naalehu
       19.0633 -155.5867 205.0
       Network: HVO
       Status: Closed
       Hawai`i, Hawaii, U.S.A.
       1958-19690329. HVO code NAL.

NAB Nanaimo
       49.2225 -124.0036 256.0
       Network: WCTN
       Status: Closed
       British Columbia, Canada
       opened 19820111. closed 20031229.

nab (Local code. See International code NABD.)

NABD Nabeyama
       31.4875 130.7753 340.0
       Network: DRI
       Status: Reserved
       Kagoshima, Kyushu, Japan
       opened 1978. DRI code NAB.

NABI Nabire
       -3.3269 135.2403 0.0
       Network: DJA
       Status: Reserved
       Papua, Indonesia

NAC Naches
       46.7344 -120.8259 738.0
       Network: SEA
       Status: Open
       Washington, U.S.A.

NACB Ninganchiao
       24.1738 121.5947 130.0
       Network: TATO
       Status: Open
       Taiwan
       opened 19950737.

NADZ Nadzab
       -6.5778 146.7129 65.0
       Network: PMG
       Status: Open
       New Guinea, Papua New Guinea
       opened 19950828.

NAE Nake
       -18.4236 -140.6689 2.0
       Network: PPT
       Status: Open
       Tuamotu Archipelago, French Polynesia
       opened 1976.

NAF Naboro
       -18.1203 178.3008 183.0
       Network: SVA
       Status: Closed
       Fiji
       197910-198304.

NAG Nagoya
       35.1650 136.9683 52.0
       Network: JMA
       Status: Open
       Aichi, Honshu, Japan

nag (Local code. See International code NAGA.)

nag (Local code. See International code NGH.)

NAGA Nagai Island
       54.9783 -160.1383 305.0
       Network: GIA
       Status: Open
       Alaska Peninsula, Alaska, U.S.A.
       opened 199607. GIA code NAG.

nagaha (Local code. See International code JNA.)

nagas2 (Local code. See International code NGSJ.)

nagasa (Local code. See International code NGS.)

NAGO Nago
       26.0000 128.1000 0.0
       Status: Closed
       Ryukyu Islands, Japan
       closed 199301. Coords are approximate.

NAGR Nagutskaya
       44.4472 42.7614 580.0
       Network: OBN
       Status: Open
       Stavropol'skiy Kray, Russia
       opened 1997.

NAH Naha
       26.2167 127.6833 11.0
       Network: JMA
       Status: Closed
       Ryukyu Islands, Japan
       closed 198702. replaced by NAH1.

NAH1 Naha
       26.2033 127.6900 21.0
       Network: JMA
       Status: Open
       Ryukyu Islands, Japan
       opened 198702.

NAI Nairobi
       -1.2739 36.8037 1692.0
       Network: NAI
       Status: Open
       Kenya
       opened 19630614. IU-GFON 19950105-19950917.

NAIG Nísos Aígina
       37.7585 23.4887 221.0
       Network: ATH
       Status: Open
       Stereá Ellás, Greece
       opened 20040301.

NAIN Natchez Trace State Park
       35.8560 -88.2400 198.0
       Network: TVA
       Status: Closed
       Tennessee, U.S.A.
       19850327-19870306.

NAIT National Weather Service Agricenter, Memphis
       35.1297 -89.8036 104.0
       Network: CERI
       Status: Open
       Tennessee, U.S.A.
       opened 20010821. ANSS SM station.

NAIU Northern Antelope Island
       41.0162 -112.2280 1472.0
       Network: SLC
       Status: Open
       Davis County, Utah, U.S.A.
       opened 19911113.

NAJS Najran
       17.5034 44.2847 1310.0
       Network: SNSN
       Status: Open
       Saudi Arabia
       opened 19980518. BB station.

NAK Naxçivan (Nakhichevan')
       39.2110 45.4120 887.0
       Network: AZER
       Status: Open
       Azerbaijan
       opened 1951. Coords corrected >1 km 20000119. Sent to NEIS by OBN.

nakama (Local code. See International code JJN.)

nakano (Local code. See International code JNN.)

nakash (Local code. See International code JNK.)

nakats (Local code. See International code JNU.)

NAKO Nairobi
       -1.2739 36.8037 1692.0
       Status: Reserved
       Kenya

NAL Nallihan
       40.2094 31.3092 1391.0
       Network: DDA
       Status: Open
       Turkey
       opened 1991.

nal (Local code. See International code ANAL.)

nal (Local code. See International code NAA.)

NAM Namangan
       40.9833 71.6667 419.0
       Network: UZBK
       Status: Open
       Uzbekistan
       opened 1952.

nam (Local code. See International code NAY.)

NAMA Namatanai
       -3.6653 152.4416 5.0
       Network: PMG
       Status: Open
       New Ireland, Papua New Guinea
       opened 19971024.

NAMS An Nimas
       19.1714 42.2084 2520.0
       Network: SNSN
       Status: Open
       Saudi Arabia
       opened 19980518. BB station.

NAN Nanjing (Nanking)
       32.0633 118.7833 10.0
       Network: BJI
       Status: Closed
       Jiangsu, China

nan (Local code. See International code NANS.)

NANO Nakina
       50.3543 -86.9684 309.0
       Network: POLR
       Status: Open
       Ontario, Canada
       opened 20050804. BB station.

NANS Nanahuazin
       13.7150 -89.5092 1160.0
       Network: CIG
       Status: Closed
       El Salvador
       closed before 199911. CIG code NAN.

NANU Nanutarra
       -22.5620 115.5290 80.0
       Network: AUST
       Status: Closed
       Western Australia, Australia
       19871022-19950228.

NAO NORSAR Subarray 1A Beam Reference Point
       60.8237 10.8324 379.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NAO00 NORSAR Array Site 01A00
       60.8237 10.8324 379.0
       Network: NAO
       Status: Open
       Norway

NAO01 NORSAR Array Site 01A01
       60.8442 10.8865 426.0
       Network: NAO
       Status: Open
       Norway
       Also BB station.

NAO02 NORSAR Array Site 01A02
       60.8057 10.8971 362.0
       Network: NAO
       Status: Open
       Norway

NAO03 NORSAR Array Site 01A03
       60.7881 10.8084 223.0
       Network: NAO
       Status: Open
       Norway

NAO04 NORSAR Array Site 01A04
       60.8105 10.7625 297.0
       Network: NAO
       Status: Open
       Norway

NAO05 NORSAR Array Site 01A05
       60.8507 10.8193 290.0
       Network: NAO
       Status: Open
       Norway

NAP Napay
       41.7167 70.1167 0.0
       Status: Closed
       Tajikistan

NAPF Napfberg
       49.8887 12.0517 695.0
       Status: Reserved
       Bayern, Germany

NAPP Napperby
       -33.1840 138.1450 120.0
       Network: ADE
       Status: Open
       South Australia, Australia
       opened 19960816.

NAQJ Ra's en Naqb
       30.0000 35.5050 1640.0
       Network: JSO
       Status: Open
       Jordan
       opened 19900315.

NAR Nara
       34.6833 135.8333 105.0
       Network: JMA
       Status: Open
       Nara, Honshu, Japan

NAR2
       1.2688 -77.3687 2870.0
       Status: Open
       Colombia

NARJ Naruja
      
       Network: IRSA
       Status: Reserved
       Romania

NARM Nariel
       -36.4302 147.8448 550.0
       Network: MEL
       Status: Open
       Victoria, Australia
       opened 1999?

NARS NARS Array
      
       Status: Network/Other

NARZ Nor Artik
       40.4650 43.7160 1550.0
       Network: NSSP
       Status: Open
       Armenia
       opened 199411.

NAS Nasaqa (Nasangga)
       -16.5367 179.2967 85.0
       Network: PAL
       Status: Closed
       Fiji
       1964-1969.

NAS1 NASA
       -0.6335 -78.4775 3880.0
       Network: QUI
       Status: Open
       Ecuador
       opened 19931124.

NASC National Antarctic Scientific Center of Ukraine
      
       Status: Network/Other
       Ukraine

NASN Na'in
       32.7990 52.8080 2800.0
       Network: THR
       Status: Open
       Esfahan, Iran
       opened 199801. BB station. Coords corrected slightly 20050730.

NAT Natal
       -5.8678 -35.2845 50.0
       Network: NAT
       Status: Closed
       Rio Grande do Norte, Brazil

nat (Local code. See International code HNAT.)

NATB Natividade
       -21.0550 -42.0040 0.0
       Network: VAO
       Status: Open
       Rio de Janeiro, Brazil
       opened 199512.

NATG Natashquan
       50.2872 -62.8102 -1.8
       Network: POLR
       Status: Open
       Québec, Canada
       opened 20051126.

NATM Nattai
       -34.2061 150.4267 632.0
       Network: MEL
       Status: Open
       New South Wales, Australia
       opened 1999?

NATN Natchez Trace State Park
       35.8560 -88.2400 198.0
       Network: TVA
       Status: Closed
       Tennessee, U.S.A.
       19850327-19870306.

NATX Nacogdoches
       31.7598 -94.6610 168.0
       Status: Open
       Texas, U.S.A.
       opened 20040512.

NAU Nanutarra
       -22.5442 115.5000 80.0
       Network: AUST
       Status: Closed
       Western Australia, Australia
       19800419-19871021.

NAV Narrows
       37.3167 -80.7931 610.0
       Network: BLA
       Status: Closed
       Virginia, U.S.A.
       1968-1968; 197710-before 2004. USTN before 198211-19971110.

NAVD Navidad
       -33.9508 -71.8328 16.0
       Network: GUC
       Status: Open
       O'Higgins, Chile
       opened 20030130.

navi (Local code. See International code DR08.)

NAX Naxçivan (Nakhichevan')
       39.1740 45.4948 920.0
       Network: AZER
       Status: Open
       Azerbaijan
       opened 20030801. BB station.

NAY An Na`ayim
       29.2489 47.2421 218.0
       Network: KISR
       Status: Open
       Kuwait
       KISR code NAM.

NB- (Alternate abbreviation for NB-MN.)
       Minnesota, U.S.A.

NB-MN North Branch
       45.5328 -92.8475 259.0
       Network: LRSM
       Status: Closed
       Minnesota, U.S.A.
       1977 report says site never instrumented.

NB2 NORSAR Subarray 2B Beam Reference Point
       61.0397 11.2148 717.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NB200 NORSAR Array Site 02B00
       61.0397 11.2148 717.0
       Network: NAO
       Status: Open
       Norway

NB201 NORSAR Array Site 02B01
       61.0495 11.2939 613.0
       Network: NAO
       Status: Open
       Norway
       Also BB station.

NB202 NORSAR Array Site 02B02
       61.0069 11.2778 647.0
       Network: NAO
       Status: Open
       Norway

NB203 NORSAR Array Site 02B03
       61.0107 11.1677 730.0
       Network: NAO
       Status: Open
       Norway

NB204 NORSAR Array Site 02B04
       61.0497 11.1581 670.0
       Network: NAO
       Status: Open
       Norway

NB205 NORSAR Array Site 02B05
       61.0710 11.1977 637.0
       Network: NAO
       Status: Open
       Norway

NB3 NORSAR Subarray 3B Beam Reference Point
       60.9130 11.2696 529.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NB4 NORSAR Subarray 4B Beam Reference Point
       60.6738 11.1881 239.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NB5 NORSAR Subarray 5B Beam Reference Point
       60.6224 10.8369 428.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NB6 NORSAR Subarray 6B Beam Reference Point
       60.7300 10.4589 630.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NB7 NORSAR Subarray 7B Beam Reference Point
       60.9200 10.4658 759.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NBBI Negara
       -8.3700 114.6200 0.0
       Network: DJA
       Status: Open
       Bali, Nusa Tenggara, Indonesia
       BB opened 20000101.

NBD Nebitdag
       39.5100 54.3830 15.0
       Network: TRKM
       Status: Open
       Turkmenistan
       opened 1966.

NBG Las Nubes
       14.5875 -90.3467 2200.0
       Network: GCG
       Status: Open
       Guatemala

NBH North Bay
       19.4950 -155.5800 1221.0
       Network: HVO
       Status: Closed
       Hawai`i, Hawaii, U.S.A.
       19640312-19680705. HVO code NGY.

NBK Nectar Brook
       -32.7010 137.9830 180.0
       Network: ADE
       Status: Open
       South Australia, Australia
       opened 19790506.

NBO NORSAR Subarray 1B Beam Reference Point
       61.0307 10.7777 529.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NBO00 NORSAR Array Site 01B00
       61.0307 10.7777 529.0
       Network: NAO
       Status: Open
       Norway
       BB instr. at 10.7774E.

NBO01 NORSAR Array Site 01B01
       61.0616 10.7834 596.0
       Network: NAO
       Status: Open
       Norway

NBO02 NORSAR Array Site 01B02
       61.0492 10.8569 521.0
       Network: NAO
       Status: Open
       Norway

NBO03 NORSAR Array Site 01B03
       61.0129 10.8371 429.0
       Network: NAO
       Status: Open
       Norway

NBO04 NORSAR Array Site 01B04
       61.0119 10.7524 398.0
       Network: NAO
       Status: Open
       Norway

NBO05 NORSAR Array Site 01B05
       61.0597 10.7219 553.0
       Network: NAO
       Status: Open
       Norway

NBP Mount Natib
       14.7420 120.4160 585.0
       Network: PIVS
       Status: Open
       Luzon, Philippines
       opened 1997.

nbp (Local code. See International code NBPM.)

NBPM Berryessa Peak
       38.6678 -122.1933 67.0
       Network: MNLO
       Status: Open
       Napa County, California, U.S.A.
       opened 19740510. MNLO code NBP.

nbr (Local code. See International code BBR.)

NBRM (Alternate abbreviation for BBR.)
       Sonoma County, California, U.S.A.

NBT (keyword for telegraphic format)
      
       Status: Network/Other

NC2 NORSAR Subarray 2C Beam Reference Point
       61.2807 10.8354 847.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NC200 NORSAR Array Site 02C00
       61.2807 10.8354 847.0
       Network: NAO
       Status: Open
       Norway

NC201 NORSAR Array Site 02C01
       61.2988 10.9138 1033.0
       Network: NAO
       Status: Open
       Norway

NC202 NORSAR Array Site 02C02
       61.2545 10.9110 2054.0
       Network: NAO
       Status: Open
       Norway

NC203 NORSAR Array Site 02C03
       61.2438 10.8318 714.0
       Network: NAO
       Status: Open
       Norway

NC204 NORSAR Array Site 02C04
       61.2759 10.7629 851.0
       Network: NAO
       Status: Open
       Norway
       Also BB station.

NC205 NORSAR Array Site 02C05
       61.3231 10.8227 958.0
       Network: NAO
       Status: Open
       Norway

NC3 NORSAR Subarray 3C Beam Reference Point
       61.2617 11.4141 366.0
       Network: NAO
       Status: Open
       Norway
       opened 1971. USTN 19800922-before 1985?

NC300 NORSAR Array Site 03C00
       61.2617 11.4141 366.0
       Network: NAO
       Status: Open
       Norway

NC301 NORSAR Array Site 03C01
       61.2762 11.4905 290.0
       Network: NAO
       Status: Open
       Norway

NC302 NORSAR Array Site 03C02
       61.2328 11.4726 300.0
       Network: NAO
       Status: Open
       Norway

NC303 NORSAR Array Site 03C03
       61.2251 11.3690 401.0
       Network: NAO
       Status: Open
       Norway
       Also BB station.

NC304 NORSAR Array Site 03C04
       61.2784 11.3320 393.0
       Network: NAO
       Status: Open
       Norway

NC305 NORSAR Array Site 03C05
       61.2979 11.4035 312.0
       Network: NAO
       Status: Open
       Norway

NC4 NORSAR Subarray 4C Beam Reference Point
       61.0791 11.7189 522.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NC400 NORSAR Array Site 04C00
       61.0791 11.7189 522.0
       Network: NAO
       Status: Open
       Norway

NC401 NORSAR Array Site 04C01
       61.0804 11.7994 583.0
       Network: NAO
       Status: Open
       Norway

NC402 NORSAR Array Site 04C02
       61.0446 11.7573 450.0
       Network: NAO
       Status: Open
       Norway

NC403 NORSAR Array Site 04C03
       61.0537 11.6683 304.0
       Network: NAO
       Status: Open
       Norway

NC404 NORSAR Array Site 04C04
       61.0982 11.6456 332.0
       Network: NAO
       Status: Open
       Norway

NC405 NORSAR Array Site 04C05
       61.1128 11.7153 496.0
       Network: NAO
       Status: Open
       Norway
       Also BB station.

NC5 NORSAR Subarray 5C Beam Reference Point
       60.9468 11.8004 425.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NC6 NORSAR Subarray 6C Beam Reference Point
       60.7473 11.4584 321.0
       Network: NAO
       Status: Open
       Norway
       opened 1971.

NC600 NORSAR Array Site 06C00
       60.7473 11.4584 321.0
       Network: NAO
       Status: Open
       Norway

NC601 NORSAR Array Site 06C01
       60.7746 11.5416 248.0
       Network: NAO
       Status: Open
       Norway

NC602 NORSAR Array Site 06C02
       60.7353 11.5414 305.0
       Network: NAO
       Status: Open
       Norway
       Also BB station.

NC603 NORSAR Array Site 06C03
       60.7050 11.4807 340.0
       Network: NAO
       Status: Open
       Norway

NC604 NORSAR Array site 06C04
       60.7263 11.3956 378.0
       Network: NAO
       Status: Open
       Norway

NC605 NORSAR Array Site 06C05
       60.7770 11.4103 242.0
       Network: NAO
       Status: Open
       Norway

NC7 NORSAR Subarray 7C Beam Reference Point
       60.4553 11.4988 221.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NC8 NORSAR Subarray 8C Beam Reference Point
       60.4756 11.0868 480.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NC9 NORSAR Subarray 9C Beam Reference Point
       60.4094 10.6038 478.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

NCA Nelchina
       61.9937 -146.8242 741.0
       Network: GIA
       Status: Closed
       Central Alaska, Alaska, U.S.A.
       opened 19860717.

NCB Newcomb
       43.9708 -74.2236 500.0
       Network: PAL
       Status: Open
       New York, U.S.A.
       opened 19921027; moved slightly when USNN opened 19991020. Old pos. 43.9734N, 74.2228W, 575m.

ncd (Local code. See International code CRD.)

NCDM (Alternate abbreviation for CRD.)
       Sonoma County, California, U.S.A.

NCE NASA Cotopaxi
       -0.6611 -78.4972 3834.0
       Network: QUI
       Status: Closed
       Ecuador
       1977-1982.

ncf (Local code. See International code NCFM.)

NCFM Canfield Road
       38.3213 -122.7955 98.0
       Network: MNLO
       Status: Open
       Sonoma County, California, U.S.A.
       opened 19700814. MNLO code NCF.

NCG North Capps Glacier
       61.4037 -152.1567 1244.0
       Network: AGS
       Status: Open
       Western Alaska, Alaska, U.S.A.
       opened 19890807.

NCJ New Castle
       18.0750 -76.7190 1142.0
       Network: JSN
       Status: Closed
       Jamaica
       19760201-before 199911.

NCM Ninemile Creek
       47.1802 -114.5658 1183.0
       Network: BUT
       Status: Open
       Montana, U.S.A.
       opened 19830615.

NCO Norsar Array Site 01C00
       61.3371 10.5856 974.0
       Network: NAO
       Status: Closed
       Norway
       1971-19761001.

nco (Local code. See International code NCOR.)

NCOR Newberry Crater
       43.7040 -121.1383 1908.0
       Network: SEA
       Status: Open
       Oregon, U.S.A.
       opened 198709. SEA code NCO.

NCR
      
       Status: Reserved
       Reunion

NCRB Newcastle Ridge
       50.4035 -126.0553 1293.0
       Network: OTT
       Status: Open
       British Columbia, Canada
       opened 19981020.

NCS Nueva Concepcion
       14.1015 -89.1795 290.0
       Network: CIG
       Status: Closed
       El Salvador

NCT North Crescent
       60.5617 -152.9297 1166.0
       Network: AGS
       Status: Open
       Western Alaska, Alaska, U.S.A.
       opened 19880814.

NCU National Central University
       24.9700 121.1870 134.0
       Network: TAP
       Status: Open
       Taiwan
       opened 1999?

ND- (Alternate abbreviation for ND-CL.)
       San Bernardino County, California, U.S.A.

ND-CL Needles
       34.5992 -115.5514 366.0
       Network: LRSM
       Status: Closed
       San Bernardino County, California, U.S.A.
       19630417-19630607; 19680411-19680426.

NDA Nedlands
       -31.9750 115.8167 8.0
       Status: Open
       Western Australia, Australia
       opened 1976?

NDB Naden
       53.9550 -132.9417 686.0
       Network: OTTR
       Status: Open
       British Columbia, Canada

NDE Delaikoro (Ndelaikoro)
       -16.5860 179.3176 941.0
       Network: SVA
       Status: Open
       Fiji
       opened 198111.

NDF Nadi (Nandi)
       -17.7569 177.4500 30.0
       Network: WEL
       Status: Open
       Fiji
       opened 19710805.

ndh (Local code. See International code NDHM.)

NDHM Dunnigan Hills
       38.7655 -121.9125 69.0
       Network: MNLO
       Status: Open
       Yolo County, California, U.S.A.
       MNLO code NDH.

NDI New Delhi (Delhi)
       28.6833 77.2167 230.0
       Network: NDI
       Status: Open
       Delhi, India
       opened 196010. WWSS opened 19630415.

NDMT Ninemile Divide
       47.2690 -114.7988 1917.0
       Network: BUT
       Status: Open
       Montana, U.S.A.
       opened 19961106.

NDR Nardaran
       40.5811 49.9868 50.0
       Network: AZER
       Status: Open
       Azerbaijan
       opened 20030801. BB station.

NE01 Göteborg
       57.8010 12.1320 55.0
       Network: NARS
       Status: Closed
       Sweden
       198302-198601.

NE02 Mønsted
       56.4590 9.1700 60.0
       Network: NARS
       Status: Closed
       Denmark
       198302-1988.

NE03 Løgumkloster
       55.0450 9.1530 25.0
       Network: NARS
       Status: Closed
       Denmark
       198302-1988.

NE04 (Alternate abbreviation for WIT.)
       The Netherlands

NE05 Utrecht
       52.0880 5.1720 2.0
       Network: NARS
       Status: Closed
       The Netherlands
       198203-198406; 198601-1988; 1989-1993.

NE06 Dourbes
       50.0970 4.5950 225.0
       Network: NARS
       Status: Closed
       Belgium
       198207-1988.

NE07 (Alternate abbreviation for VDM.)
       Île-de-France, France

NE08 Aigurande
       46.4200 1.7300 360.0
       Network: NARS
       Status: Closed
       Centre, France
       198211-198412.

NE09 Les Eyzies
       44.8520 0.9810 160.0
       Network: NARS
       Status: Closed
       Aquitaine, France
       198211-198602.

NE10 Arette
       43.0860 -0.6990 480.0
       Network: NARS
       Status: Closed
       Aquitaine, France
       198211-1988.

NE11 Ainzon
       41.8140 -1.5170 440.0
       Network: NARS
       Status: Closed
       Aragón, Spain
       1983-1988.

NE11* La Almunia
       41.4770 -1.3720 370.0
       Network: NARS
       Status: Closed
       Aragón, Spain
       198305-198311.

NE12 Valle de los Caidos
       40.6420 -4.1550 1280.0
       Network: NARS
       Status: Closed
       Madrid, Spain
       198305-198502.

NE13 Puertollano
       38.6850 -4.0910 700.0
       Network: NARS
       Status: Closed
       Castilla-La Mancha, Spain
       198305-1989.

NE14 Granada
       37.1900 -3.5950 774.0
       Network: NARS
       Status: Closed
       Andalucía, Spain
       198305-1989.

NE15 Valkenburg
       50.8670 5.7850 100.0
       Network: NARS
       Status: Closed
       The Netherlands
       198406-1988; 1989-1993.

NE16 Clermont Ferrand
       45.7628 3.1025 80.0
       Network: NARS
       Status: Closed
       Auvergne, France
       198411-1988.

NE17 (Alternate abbreviation for TOL.)
       Castilla-La Mancha, Spain

NE18 Les Rejaudoux
       45.3044 1.5164 410.0
       Network: NARS
       Status: Closed
       Limousin, France
       189602-1988.

NE19 (Alternate abbreviation for LGR.)
       La Rioja, Spain

NE20 (Alternate abbreviation for ALM.)
       Andalucía, Spain

NE21 (Alternate abbreviation for MTE.)
       Portugal

NE22 (Alternate abbreviation for MAL.)
       Andalucía, Spain

NE23 (Alternate abbreviation for FBR.)
       Cataluña, Spain

NE24 (Alternate abbreviation for ALI.)
       Valencia, Spain

NE25 (Alternate abbreviation for EBR.)
       Cataluña, Spain

NE26 Santiago de Compostela
       42.8860 -8.5520 245.0
       Network: NARS
       Status: Closed
       Galicia, Spain
       1988-1989. May be colocated with STS.

NE27 (Alternate abbreviation for EVO.)
       Portugal

ne27 (Local code. See International code EVO.)

NE28 Zamora
       41.4140 -5.7550 720.0
       Network: NARS
       Status: Closed
       Castilla y León, Spain
       19880921-19890222.

NE30 Santa Pau
       42.1600 2.6450 245.0
       Network: NARS
       Status: Closed
       Cataluña, Spain
       19881104-19890131.

NE31 Losser
       52.2641 7.0066 35.0
       Network: NARS
       Status: Closed
       The Netherlands
       1989-1993.

NE32 Kootwijk
       52.1790 5.8120 40.0
       Network: NARS
       Status: Closed
       The Netherlands
       1989-1993.

NE33 (Alternate abbreviation for MEM.)
       Belgium

NE34 Mettingen
       52.3110 7.7710 122.0
       Network: NARS
       Status: Closed
       Nordrhein-Westfalen, Germany
       1989-1993.

NE35 Billerbeck
       51.9720 7.3480 166.0
       Network: NARS
       Status: Closed
       Nordrhein-Westfalen, Germany
       1989-1993.

NE36 Bochum
       51.4419 7.2703 85.0
       Network: NARS
       Status: Closed
       Nordrhein-Westfalen, Germany
       1989-1993.

NE37 Ubbergen
       51.8351 5.9050 30.0
       Network: NARS
       Status: Closed
       The Netherlands
       19891104-19891209.

NE38 Dalfsen
       52.5038 6.2592 3.0
       Network: NARS
       Status: Closed
       The Netherlands
       1989-1993.

NE39 Krefeld
       51.3425 6.5375 40.0
       Network: NARS
       Status: Closed
       Nordrhein-Westfalen, Germany
       1989-1993.

NE40 Winterswijk
       51.9755 6.7350 37.0
       Network: NARS
       Status: Closed
       The Netherlands
       1989-1993.

NE41 Zyfflich
       51.8239 5.9745 13.0
       Network: NARS
       Status: Closed
       Nordrhein-Westfalen, Germany
       1989-1993?

NE42 Fort Lent
       51.8630 5.8510 0.0
       Network: NARS
       Status: Closed
       The Netherlands
       1989?-1993.

NE51 Saint Petersburg
       59.8810 29.8260 20.0
       Network: NARS
       Status: Open
       Leningradskaya Oblast', Russia
       opened 199507.

NE52 Pskov
       57.8190 28.3900 40.0
       Network: NARS
       Status: Open
       Pskovskaya Oblast', Russia
       opened 199507.

NE53 Naroch'
       54.9040 26.7930 215.0
       Network: NARS
       Status: Open
       Belarus
       opened 199507.

NE54 Brest
       52.5680 23.8610 200.0
       Network: NARS
       Status: Open
       Belarus
       opened 199507.

NE55 Skvira
       49.7160 29.6560 235.0
       Network: NARS
       Status: Open
       Ukraine
       opened 199507.

NE56 Odesa (Odessa)
       46.6760 30.8990 30.0
       Network: NARS
       Status: Open
       Ukraine
       opened 199507.

NE57 Homyel' (Gomel')
       52.6030 31.0810 129.0
       Network: NARS
       Status: Open
       Belarus
       opened 199707.

NE58 Poltava
       49.6030 34.5430 166.0
       Network: NARS
       Status: Open
       Ukraine
       opened 199707.

NE61 (Alternate abbreviation for NUR.)
       Finland

NE62 Kangasniemi
       62.1120 26.3060 124.0
       Network: NARS
       Status: Closed
       Finland
       199610-199902.

NE63 Kauhava
       63.0470 22.6680 55.0
       Network: NARS
       Status: Closed
       Finland
       199610-199902.

NEA Nenana
       64.5772 -149.0772 364.0
       Network: GIA
       Status: Open
       Central Alaska, Alaska, U.S.A.
       opened 19711101.

NEC Neuchatel
       47.0063 6.9487 600.0
       Network: ZUR
       Status: Open
       Switzerland
       opened 198006.

NECR Nordeste de Costa Rica
      
       Network: HDC
       Status: Reserved
       Costa Rica

NED Newark
       39.7042 -75.7047 47.0
       Network: NED
       Status: Open
       Delaware, U.S.A.
       opened 19701119. USTN 197803-before 198006. LCSN station. Longitude corrected slightly 20010405.

NEE Needles
       34.8248 -114.5994 139.0
       Network: PAS
       Status: Open
       San Bernardino County, California, U.S.A.
       closed 19880101; reopened 19930312. TERA opened 19930420. Coords corrected slightly 20021231.

NEF Nevsha
       43.2643 27.2752 350.0
       Network: SOF
       Status: Open
       Bulgaria
       opened 20070601.

NEGI Negi-Perinaldo
       43.8477 7.7038 640.0
       Network: GEN
       Status: Open
       Liguria, Italy
       opened 199603. BB station.

NEI Neipperg
       49.1083 9.0417 268.0
       Status: Open
       Baden-Württemberg, Germany

NEIS USGS National Earthquake Information Service
      
       Status: Network/Other

NEL Nelson
       35.7122 -114.8433 999.7
       Network: SAND
       Status: Closed
       Nevada, U.S.A.
       196310-1981?; 199002-199806. REN 199002-199806. USTN before 198009-before 198211.

nel (Local code. See International code NLW.)

NELS Mount Nelson
       -42.9271 147.3326 348.0
       Network: MEL
       Status: Open
       Tasmania, Australia
       opened 200603?

NEM Nemuro
       43.3283 145.5867 26.0
       Network: JMA
       Status: Open
       Nemuro, Hokkaido, Japan
       moved 193001.

NEM2 Nemuro 2 (Toyosato)
       43.3650 145.7430 16.0
       Network: JMA
       Status: Open
       Nemuro, Hokkaido, Japan
       opened 19921216. Moved slightly 19990330. JMA code NEMUR2. Old pos. 43.3667n, 145.7433E, 16m.

NEMQ
      
       Network: POLR
       Status: Reserved
       Canada

nemur2 (Local code. See International code NEM2.)

NEN Nelson
       35.6495 -114.8433 1326.0
       Network: REN
       Status: Open
       Nevada, U.S.A.
       opened 19980807.

NEO Neokhóri
       39.3067 23.2235 500.0
       Network: ATH
       Status: Open
       Thessalía, Greece
       opened 19881017. DGTL opened 1997.

NERS Northeastern Regional Seismological Center, Russia
      
       Status: Network/Other
       Magadanskaya Oblast', Russia

NEU Neuchatel
       46.9973 6.9573 487.0
       Network: ZUR
       Status: Closed
       Switzerland
       opened 1911.

NEUB Neuenburg
       51.2083 11.7752 200.0
       Network: LEI
       Status: Open
       Sachsen-Anhalt, Germany
       opened 20030821. SXNET station.

NEV Hard Times Estate
       17.1361 -62.5710 244.0
       Network: TRN
       Status: Open
       Nevis, Saint Kitts and Nevis
       opened 19800709.

NEW Newport
       48.2642 -117.1227 760.0
       Network: NEIC
       Status: Open
       Washington, U.S.A.
       196606-19871130; reopened 19891006. USNN opened 19931113. Coords corrected slightly 20070327.

NEZ North Egmont
       -39.2719 174.0956 920.0
       Network: WEL
       Status: Open
       North Island, New Zealand
       opened 19850417; moved slightly. Old position 39.2728S, 174.0961E.

nfi (Local code. See International code NFIM.)

NFIM Farallon Islands
       37.6983 -123.0000 107.0
       Network: MNLO
       Status: Open
       San Francisco County, California, U.S.A.
       opened 19710505. MNLO code NFI.

nfr (Local code. See International code FTR.)

NFRM (Alternate abbreviation for FTR.)
       Sonoma County, California, U.S.A.

NG- (Alternate abbreviation for NG-WS.)
       Wisconsin, U.S.A.

NG-WS Niagara
       45.7575 -88.1492 396.0
       Network: LRSM
       Status: Closed
       Wisconsin, U.S.A.
       19611119-19620526; 19621013-19630604.

NGA Galoa (Ngaloa)
       -18.1919 177.9979 396.0
       Network: SVA
       Status: Open
       Fiji
       opened 197910.

NGC N'Gaoundere
       7.2617 13.5683 1100.0
       Network: QMB
       Status: Open
       Cameroon
       opened 19820212.

NGH National Guard
       19.7020 -155.0287 18.0
       Network: HVO
       Status: Open
       Hawai`i, Hawaii, U.S.A.
       opened 19730614. HVO code NAG.

ngh (Local code. See International code NGHE.)

NGHE Neginohata
       34.8122 138.8281 160.0
       Network: ERIJ
       Status: Reserved
       Shizuoka, Honshu, Japan
       opened 197712. ERIJ code NGH.

NGI Nagai Island
       55.0393 -160.0692 240.0
       Network: PAL
       Status: Closed
       Alaska Peninsula, Alaska, U.S.A.
       closed 1991.

NGJ Na-gawa
       36.1330 137.7208 858.0
       Network: ERIJ
       Status: Closed
       Nagano, Honshu, Japan
       19700508-197303.

NGJA
       26.7067 91.6750 60.0
       Network: JHI
       Status: Open
       Assam, India

NGL North Gasline
       60.8208 -149.9982 122.0
       Network: AGS
       Status: Closed
       Kenai Peninsula, Alaska, U.S.A.
       19740926-19760325.

NGN Nagano
       36.6600 138.1967 418.0
       Network: JMA
       Status: Open
       Nagano, Honshu, Japan

NGNA Nongstoin
       25.5217 91.2720 0.0
       Network: JHI
       Status: Open
       Meghalaya, India

NGO Nago
       26.5950 127.9733 7.0
       Network: JMA
       Status: Open
       Ryukyu Islands, Japan
       opened 197407.

NGO1 Nago
       26.5900 127.9683 6.0
       Network: JMA
       Status: Open
       Ryukyu Islands, Japan

NGP Nagpur
       21.1500 79.0500 311.0
       Network: NDI
       Status: Open
       Maharashtra, India

NGS Nagasaki
       32.7317 129.8700 27.0
       Network: JMA
       Status: Open
       Nagasaki, Kyushu, Japan
       moved 195603. JMA code NAGASA.

NGSJ Nagasaki 2
       32.6293 129.8000 20.0
       Network: JMA
       Status: Open
       Nagasaki, Kyushu, Japan
       opened 19920425. JMA code NAGAS2.

NGT Nagatsuro (Irozaki)
       34.6000 138.8467 55.0
       Network: JMA
       Status: Open
       Shizuoka, Honshu, Japan
       JMA code IROZAK.

ngv (Local code. See International code GVR.)

NGVM (Alternate abbreviation for GVR.)
       Napa County, California, U.S.A.

NGY Nagoya University, Japan
      
       Status: Network/Other

ngy (Local code. See International code NBH.)

NGZ Ngauruhoe
       -39.1772 175.6006 1400.0
       Network: WELO
       Status: Open
       North Island, New Zealand
       opened 197607.

NH1 Sanbornton
       43.5473 -71.5743 402.0
       Network: WES
       Status: Closed
       New Hampshire, U.S.A.
       opened 19971103.

NHA Nha Trang
       12.2100 109.2117 5.0
       Network: PLV
       Status: Open
       Vietnam
       195706-19710831; reopened 1976. WWSS 19620613-19710831.

NHB National Naval Medical Center
       39.0016 -77.0837 91.0
       Network: NEIC
       Status: Closed
       Maryland, U.S.A.
       1962-1972.

nhb (Local code. See International code NHBM.)

NHBM Healdsburg
       38.5893 -122.9090 165.0
       Network: MNLO
       Status: Open
       Sonoma County, California, U.S.A.
       opened 19750221. MNLO code NHB.

NHC New Haven (Yale)
       41.3167 -72.9000 11.0
       Status: Closed
       Connecticut, U.S.A.
       opened 1925.

NHF Nausori Highlands
       -17.8083 177.5967 518.0
       Network: PAL
       Status: Closed
       Fiji
       1964-1969.

NHIL New Haven
       37.9269 -88.1708 134.0
       Network: SLM
       Status: Closed
       Illinois, U.S.A.
       197808?-199306. USTN 19800618-before 198211.

NHIM Nyêmo (Nhimo)
       29.4336 90.1643 3823.0
       Network: TBU
       Status: Open
       Tibet, China
       opened 20040618.

NHM Niihama
       33.9500 133.2500 0.0
       Status: Closed
       Ehime, Shikoku, Japan

nhm (Local code. See International code HMR.)

NHMM (Alternate abbreviation for HMR.)
       Solano County, California, U.S.A.

NHS North Hampton
       33.0717 -79.7556 10.0
       Network: USGS
       Status: Closed
       South Carolina, U.S.A.
       19740520-19800930.

NHSA Nikolaevsk School
       59.8111 -151.6127 256.0
       Network: PEPP
       Status: Open
       Kenai Peninsula, Alaska, U.S.A.
       opened 19990521.

NHSC New Hope
       33.1067 -80.1778 11.0
       Status: Open
       South Carolina, U.S.A.
       opened 20010117?

NIA Norfolk Island
       -29.0417 167.9600 130.0
       Network: AUST
       Status: Closed
       Norfolk Island, Australia
       196912-19770528.

NIB Nibetsu
       39.8033 140.2683 243.0
       Network: TOH
       Status: Open
       Akita, Honshu, Japan
       opened 196905.

NIC Nicosia
       35.1564 33.3450 166.0
       Network: NIC
       Status: Closed
       Cyprus
       19970401-19981116.

NIE Niedzica
       49.4189 20.3131 649.0
       Network: WAR
       Status: Open
       Poland
       Moved slightly 1995. Old position 49.4236N, 20.3219E, 555m.

NIG Nigde
       38.1100 34.6100 2291.0
       Network: ISK
       Status: Open
       Turkey
       opened 20021014.

NII Niigata
       37.9100 139.0517 2.0
       Network: JMA
       Status: Open
       Niigata, Honshu, Japan
       moved 193901. JMA code NIIGAT.

niiga2 (Local code. See International code NIIJ.)

niigat (Local code. See International code NII.)

NIIJ Niigata Outpost
       37.2400 139.0017 130.0
       Network: JMA
       Status: Open
       Niigata, Honshu, Japan
       opened 1978. JMA code NIIGA2.

niiji2 (Local code. See International code NJJJ.)

NIK Nikolski
       52.9743 -168.8530 207.0
       Network: PMR
       Status: Closed
       Aleutian Islands, Alaska, U.S.A.
       19710517-197812?

NIKO Nikolski
       52.9738 -168.8539 8.2
       Network: GIA
       Status: Open
       Aleutian Islands, Alaska, U.S.A.
       opened 20020623. BB station.

NIKU Nikkaluokta
       67.8673 19.0347 300.0
       Network: UPP
       Status: Open
       Sweden
       opened 20030824. Sweden SNSN station.

NIL Nilore
       33.6500 73.2517 536.0
       Network: QUE
       Status: Open
       Pakistan
       WWSS 19690601-198705; moved to SAD. II opened 19941218. KS54000 elev. 468m.

NIN Ninilchik One
       60.0111 -151.5356 110.0
       Network: AGS
       Status: Closed
       Kenai Peninsula, Alaska, U.S.A.
       19710828-19720824.

NINI Niniconang
       -4.4225 119.7564 1463.0
       Network: DJA
       Status: Open
       Sulawesi, Indonesia
       opened 1991.

NIPR National Institute of Polar Research, Tokyo, Japan
      
       Status: Network/Other
       Tokyo, Honshu, Japan

NIS Nissan Island
       -4.5300 154.2383 10.0
       Network: RAB
       Status: Open
       Bougainville Island, Papua New Guinea
       opened 19710801.

NISR Nísiros
       36.6117 27.1283 48.0
       Network: ATH
       Status: Open
       Nótion Aiyaíon, Greece
       opened 199905.

NIU Niumate
       -21.1600 -175.2900 15.0
       Network: PAL
       Status: Closed
       Tonga

NIUE Niue
      
       Status: Reserved
       Cook Islands
       if not NUE. opened 199802.

niukaw (Local code. See International code JGN.)

NIZ Nizhneangarsk
       55.7750 109.5411 487.0
       Network: BYKL
       Status: Open
       Buryatiya, Russia
       opened 1961. Coords corrected >1 km 20011125.

NJ2 Nanjing
       32.0517 118.8544 45.0
       Network: BJI
       Status: Open
       Jiangsu, China

NJJ Nii-shima (Nii-jima)
       34.3667 139.2500 50.0
       Status: Closed
       Bonin Islands, Japan

NJJJ Nii-shima 2 (Nii-jima 2)
       34.4020 139.2830 180.0
       Network: