Earthquakes in 1998 ------------------------------------------------------------------------------------------ Origin time Lat(N) Lon(W) h(km) Mc mb Mn mbP Location ------------------------------------------------------------------------------------------ 98/01/08 04:34:11.8 42.855 70.040 25 2.9 58 km NE Gloucester, MA (WES) 98/02/13 17:16:10.0 43.851 71.260 8 2.5 2.7 40 km NE Laconia, NH, ML=2.5 98/02/26 14:20:31.0 46.070 76.360 18 3.5 3.7 SW Maniwaki, QUE (OTT) 98/03/09 05:05:58.0 46.490 81.070 1 3.9 Sudbury, ONT., Rockburst (OTT) 98/03/09 05:49:45.0 46.490 81.070 1 2.1 Sudbury, ONT., Rockburst (OTT) 98/03/25 07:13:06.7 39.464 75.519 10 1.9 13 km S Salem, NJ 98/04/13 09:56:11.3 34.610 80.466 5 3.9 3.5 N Charleston, NC (PDE) 98/04/18 16:22:52.8 45.576 74.961 10 3.6 3.7 4.1 Montebello, QUE (OTT) 98/04/21 23:28:26.2 38.172 78.566 8 2.5 Charlottesville, VA (BLA) *98/04/28 14:13:01.6 34.782 98.416 5 4.2 3.9 OKLAHOMA (PDE) 98/05/20 01:53:28.0 38.758 78.423 3 2.2 Front Royal, VA (BLA) 98/05/25 15:47:02.0 46.457 81.174 1 3.4 3.5 3.9 Sudbury, ONT. (OTT) 98/06/05 02:31:01.9 35.479 80.821 5 3.2 SE Cumberland, KY (PDE) 98/06/09 08:53:51.6 44.747 73.722 5 2.9 3.4 22 km W Plattsburgh, NY, ML=2.9 98/06/20 12:54:06.6 40.989 74.359 6 1.2 2 km SE Kinnelon, NJ 98/06/30 06:18:37.6 40.978 74.340 7 1.9 3 km S Butler, NJ 98/07/09 01:52:13.1 44.735 73.677 1 2.5 2.2 18 km W Plattsburgh, NY 98/07/15 07:08:04.0 47.020 66.610 5 4.0 Miramichi, N.B. (OTT) 98/07/24 09 49:52.5 44.632 74.301 4 2.2 24 km S Malone, NY 98/07/30 08:57:22.0 46.168 74.721 10 4.0 4.4 NE Ripon, QUE (OTT) 98/08/24 19:27:33.0 43.870 75.760 18 3.1 17 km SE Watertown, NY 98/08/29 23:41:56.5 41.212 74.047 8 1.4 5 km W West Haverstraw, NY 98/09/08 03:47:03.6 41.203 74.046 2 1.2 5 km W West Haverstraw, NY 98/09/25 19:52:52.0 41.495 80.388 5 5.2 5.4 4.8 Ohio-Penn border, ML=5.1 (PDE) 98/10/11 00 48:43.4 41.348 73.319 6 1.0 8 km E Bethel, CT 98/10/21 05:56:47.2 37.381 78.367 13 3.3 3.8 Charlottesville, VA (BLA) 98/10/22 09:43:35.0 49.340 66.880 18 4.1 Miramichi, N.B. (OTT) *98/10/28 03:11:54.4 45.702 112.132 5 4.0 4.3 MONTANA (PDE) 98/10/31 01:12:24.3 36.120 83.700 9 2.6 Cumberland, KY (TVA, PDE) 98/11/25 02:55:06.0 41.071 82.405 5 2.7 75 km W Akron, OH (PDE) 98/12/05 04:05:45.9 44.402 75.135 1 1.7 22 km S Canton, NY 98/12/05 06:02:57.9 43.968 74.262 5 2.0 42 km S Saranac Lake, NY 98/12/25 13:30:25.6 43.695 77.949 9 3.0 3.0 3.6 54 km N Brockport, NY ------------------------------------------------------------------------------------------ * PDE = source parameters are listed in PDE monthly list by USGS/NEIC. OTT = event is located and reported by Geological Survery of Canada, Ottwa. WES = event is located and reported by Weston Observatory, Boston College, MA LDEO = event is located and reported by Lamont-Doherty Earth Observatory of Columbia University. lat min-max;long min-max; 31.0000 51.0000 -84.0000 -64.0000 year m d h:m:sec lat lon h mb Ms I E S nobs reg mb(Lg) Mn ML 19980108 043411.8 42.855 -70.040& 25 F 11 476 2.90 2.90 LG WES 19980213 171610.0 43.851 -71.260& 8 12 474 2.70 2.70 LG GS 19980226 142031.0 46.070 -76.360& 18G F 3 447 3.50 3.70 3.70 LG OTT 19980309 050558.0 46.490 -81.070& 1G 3.9 R 9 441 3.80 3.90 3.90 LG OTT 19980413 095611.3 34.610 -80.466 5G 3.5 5 F 24 511 3.90 3.90 LG GS 19980418 162252.0 45.570 -74.990& 18G F 10 470 3.70 4.10 4.10 LG OTT 19980421 232826.2 38.172 -78.566& 8 F 8 492 2.50 2.60 MD BLA 19980520 015328.0 38.758 -78.423& 3 F 8 492 2.20 2.40 MD BLA 19980525 154702.0 46.457 -81.174& 1G 3.4 F 27 441 3.50 3.90 3.90 LG OTT 19980605 023101.9 35.479 -80.821 5G F 16 512 3.20 3.20 LG GS 19980609 085351.0 44.750 -73.720& 5 F 6 472 3.40 3.40 LG OTT 19980709 015213.1 44.735 -73.677& 0 F 11 472 2.20 2.50 2.20 LG GS 19980715 070804.0 47.020 -66.610& 5G F 21 451 4.00 4.00 OTT 19980730 085722.0 46.160 -74.730& 10G 3.8 F 32 447 4.00 4.40 4.00 LG GS 19980925 195252.0 41.495 -80.388 5G 4.8 4.3 6 D 87 471 5.20 5.20 LG GS 19981021 055647.2 37.381 -78.367& 13 F 14 492 3.30 3.80 LG BLA 19981022 094335.0 49.340 -66.880& 18G F 7 448 4.10 4.10 LG OTT 19981031 011224.3 36.120 -83.700& 9 F 7 506 2.60 MD TVA 19981125 025506.0 41.071 -82.405 5G 6 471 2.70 2.70 LG GS 19981225 133026.0 43.830 -77.930& 18G F 4 472 3.00 3.60 3.60 LG OTT