BULLETIN NO 1 TABLE 2 LIST OF SOUTHEASTERN UNITED STATES EARTHQUAKES FOR THE TIME PERIOD 1 JULY 1977 THROUGH 31 DECEMBER 1977 27 JULY 1977 TENNESSEE *NEIS LAT= 35.42N LONG= 84.42W H= 22-03-21.3 DPTH= 7 KM STA P TIME S TIME DIST (DEG) AZ RES ATL EPNC 22-03-56.5 1.983 178.1 0.9 BLA EPN 22-04-19.5 3.689 59.9 -0.5 CHF EP 22-03-56.0 2.052 132.2 -0.6 CH5 PN 22-04-01.5 2.411 133.7 -0.2 CH6 PN 22-03-58.3 SN 22-04-29.2 2.193 133.9 -0.3 CPO EP 22-03-39.6 0.957 280.8 -0.2 DON P 22-04-35.0 4.787 293.1 -0.5 ELC P 22-04-29.1 4.305 297.0 0.5 ETG PN 22-04-00.7 2.300 157.1 0.5 FVM P 22-04-45.1 5.463 299.7 0.0 JSC EP 22-04-08.1 2.837 112.8 0.3 LHS EP 22-04-11.3 3.110 106.5 -0.3 ORT IP 22-03-31.5 0.497 10.7 0.2 PRM EP 22-03-58.2 2.154 127.7 0.1 REG PN 22-03-58.7 2.166 155.3 0.5 RMB P 22-04-37.4 4.963 288.9 -0.6 RMG PN 22-03-44.0 1.267 214.3 -1.0 WCK P 22-04-24.0 3.909 294.0 1.0 WDG PN 22-04-00.5 2.312 153.3 0.2 Additional arrival times not available for NEIS preliminary epicenter determination given above CVV PN 22-04-40.0 SG 22-05-59.2 GBV EP? 22-04-44.7 ES 22-05-46.5 LEX EP? 22-05-34.0 ES 23-06-44.0 WNC P 22-04-40.6 S 22-05-41.1 23 AUGUST 1977 NEAR SUMMERVILLE, SOUTH CAROLINA** ML= 2.2 *USGS LAT= 32.94N LONG= 80.18W H= 13-44-59.7 DPTH= 6.7 KM STA P TIME S TIME DIST (KM) AZ RES MGS IPC 13-45-01.3 ES 13-45-02.8 5.4 143 -0.1 SVS EP 13-45-02.0 7.7 298 0.2 BCS IPD 13-45-02.15 11.0 63 0.0 CCS EP 13-45-03.0 15.2 209 0.0 PPS EP 13-45-02.7 17.8 134 -0.6 HBF IPC 13-45-03.1 ES 13-45-05.2 18.9 269 0.0 PBS EP 13-45-06.4 38.9 348 -0.1 SGS EP 13-45-07.4 42.4 312 -0.1 VSC EP 13-45-13.8 82.0 266 0.1 OSB EP 13-45-15.3 92.1 317 0.1 MTT EP 13-45-26.2 163.3 304 0.15 JSC EP 13-45-27.8 179.7 326 -0.2 LHS EP 13-45-27.6 180.9 341 -0.6 PRM EP 13-45-35.8 239.8 302 0.45 25 AUGUST 1977 NEAR BOWMAN, SOUTH CAROLINA** ML= 2.4 *USGS LAT= 33.40N LONG= 80.69W H= 04-20-06.9 DPTH= 11.7 KM STA P TIME S TIME DIST (KM) AZ RES OSB IPD 04-20-11.4 21.8 319 0.1 SGS IPC 04-20-12.1 28.3 144 -0.1 PBS EP 04-20-14.6 ES 04-20-19.9 41.9 109 0.15 HBF EP 04-20-17.3 59.4 151 -0.1 SVS IPC 04-20-17.7 63.1 139 -0.1 VSC EP 04-20-18.2 66.8 210 0.1 BCS IPC 04-20-19.6 74.0 129 0.1 MGS IPC 04-20-19.6 ES 04-20-20.8 75.7 137 -0.1 CCS EP 04-20-19.8 76.4 148 -0.1 PPS EP 04-20-21.8 88.1 136 0.1 MTT EP 04-20-23.3 96.1 294 0.0 JSC IPC 04-20-25.8 ES 04-20-38.4 110.8 332 0.2 LHS EP 04-20-27.1 120.2 355 0.0 CH5 EP 04-20-32.6 156.2 284 0.8 CH6 EP 04-20-36.7 177.9 287 2.2 CHF EP 04-20-37.6 189.0 292 1.8 1 SEPTEMBER 1977 NEAR BOWMAN, SOUTH CAROLINA** ML= 2.0 *USGS LAT= 33.84N LONG= 83.70W H= 21-05-32.1 DPTH= 8.3 KM STA P TIME S TIME DIST (KM) AZ RES OSB EP 21-05-36.5 ES 21-05-38.5 22.8 322 0.0 SGS EP 21-05-37.2 ES 21-05-40.6 27.2 141 0.2 PBS EP 21-05-39.6 ES 21-05-44.3 41.8 106 0.1 HBF EP 21-05-42.1 58.1 149 -0.2 SVS EP 21-05-42.9 74.8 138 0.2 MGS EP 21-05-44.9 74.8 136 0.1 CCS EP 21-05-44.9 75.2 147 0.0 JSC EP 21-05-51.7 ES 21-05-58.8 112.1 332 0.1 LHS EP 21-05-52.2 121.9 355 -0.4 PRM EP 21-05-51.15 ES 21-06-00.6 173.0 297 -7.3 25 SEPTEMBER 1977 TENNESSEE-NORTH CAROLINA BORDER MBN= 2.5 *NEIS LAT= 35.95N LONG= 82.63W H= 06-22-39.0 DPTH= 5 KM, FXD STA P TIME DIST (DEG) AZ RES AN3 06-23-58.0 4.7 348.9 5.7X BLA 06-23-16.8 2.2 54.0 0.1 CHF 06-23-12.9 1.9 178.9 0.1 CH6 06-23-16.9 2.1 177.4 2.0X CH6 06-23-18.9 2.2 173.4 1.7X CPO 06-23-19.8 2.4 262.5 -0.2 FTG 06-23-27.2 2.7 192.8 2.9X GBG 06-23-23.0 2.5 191.2 2.0X JSC 06-23-13.6 2.0 145.5 -0.6 PRM 06-23-12.7 1.9 173.2 0.5 RMG 06-23-23.9 2.7 234.8 0.0 Additional arrival times not available for NEIS preliminary epicenter determination given above ANC P? 06-23-26.2 CVV PN 06-23-44.0 SG 06-24-34.5 GBV P 06-23-32.1 S 06-24-17.9 LEX EP? 06-23-34.4 ES 06-24-09.0 WNC P? 06-23-44.2 23 OCTOBER 1977 VIRGINIA *NEIS LAT= 36.97N LONG= 82.04W H= 07-57-41.7 DPTH= 5 KM, FXD STA P TIME S TIME DIST (DEG) AZ RES BAV IP 07-52-06.3 ES 07-52-26.1 1.314 78.6 -0.2 BLA EP 07-52-06.4 ES 07-52-26.2 1.315 79.1 -0.1 CEH P 07-52-26.0 2.609 113.6 0.8 CPO IP 07-52-34.5 3.168 245.3 1.3 CVV P 07-52-34.0 3.019 69.4 3.0X LHS EP 07-52-26.3 2.681 157.7 0.1 MRG IPC 07-53-16.3 3.121 31.0 43.9X NAV IP 07-52-01.7 ES 07-52-16.7 1.053 70.6 -0.3 ORT EP 07-52-17.0 2.113 240.5 -1.1 PRM EP 07-52-12.0 2.895 185.4 -0.6 Additional arrival times not available for NEIS preliminary epicenter determination given above GBV EP 07-52-20.2 S 07-52-52.8 MRG PN 07-53-16.3 RNC P 07-52-29.0 4 NOVEMBER 1977 MISSISSIPPI MBN= 3.4 *NEIS LAT= 33.83W LONG= 89.29W H= 11-21-06.7 DPTH= 5 KM, FXD (FELT WITH INTENSITY V-VI NEAR CALHOUN, MISSISSIPPI) STA P TIME DIST (DEG) AZ RES CPO 11-22-03.5 3.5 59.0 -0.0 CRO 11-22-16.7 4.4 275.6 0.8 DKG 11-21-40.0 1.8 345.7 0.5 ETG 11-22-24.3 5.0 94.6 0.2 FAV 11-22-18.0 4.6 300.9 -1.3 FVM 11-22-14.3 4.2 347.6 0.5 JSC 11-22-45.3 6.7 84.0 -2.7X LHS 11-22-50.5 7.0 82.4 -2.8X ORT 11-22-18.1 4.6 61.7 -0.4 POW 11-21-53.0 2.8 326.4 -0.2 PRM 11-22-32.7 5.7 85.6 -2.4X Additional arrival times not available for NEIS preliminary epicenter determination given above CVV PN 11-23-26 SG 11-25-12 10 NOVEMBER 1977 NEAR BOWMAN, SOUTH CAROLINA** ML= 0.7 *USGS LAT= 33.41N LONG= 80.68W H= 11-24-59.4 DPTH= 2.6 KM STA P TIME S TIME DIST (DEG) AZ RES COW EP 11-25-00.45 3.6 208 -0.1 WMS EP 11-25-00.8 5.6 283 0.0 BOW EP 11-25-00.85 5.8 141 0.0 ROW EP 11-25-01.9 11.8 242 0.0 SGS EP 11-25-04.65 ES 11-25-08.35 29.2 147 0.0 15 DECEMBER 1977 WEST OF SUMMERVILLE, SOUTH CAROLINA** ML= 2.5 *USGS LAT= 32.99N LONG= 80.29W H= 07-15-54.9 DPTH= 9.4 KM STA P TIME S TIME DIST (KM) AZ RES SVS IP 07-15-57.1 4.5 120 0.1 HBF EP 07-15-57.75 10.3 233 0.6 MGS IP 07-15-58.45 17.3 126 0.0 BCS IPD 07-15-58.9 20.5 92 0.0 PPS IPD 07-16-00.35 29.8 128 -0.1 SGS EP 07-16-00.55 30.6 318 -0.3 PBS EP 07-16-01.05 32.3 4 0.3 NHS EP 07-16-03.65 50.8 80 -0.05 BOW EP 07-16-04.5 53.8 322 0.3 COW EP 07-16-05.05 ES 07-16-11.70 58.2 319 0.15 ROW EP 07-16-05.85 ES 07-16-12.95 62.8 312 0.2 WMS EP 07-16-05.5 64.1 319 -0.35 VSC EP 07-16-07.4 72.1 260 0.1 OSB EP 07-16-08.9 80.6 320 0.4 MTT EP 07-16-18.55 151.1 304 -0.9 JSC EP 07-16-20.45 168.9 328 -1.2 LHS EP 07-16-20.65 ES 07-16-41.85 172.1 344 -1.4 PRM EP 07-16-27.05 ES 07-16-57.95 227.7 302 -1.7 CHF EP 07-16-29.5 ES 07-16-54.45 242.3 298 -2.2 Additional arrival times not available for USGS preliminary epicenter determination given above WNC P 07-16-30.9 15 DECEMBER 1977 NEAR SUMMERVILLE, SOUTH CAROLINA** ML= 2.8 *USGS LAT= 32.95N LONG= 80.17W H= 19-16-43.1 DPTH= 8.3 KM STA P TIME S TIME DIST (KM) AZ RES MGS IP 19-16-45.05 6.4 154 -0.05 SVS IPD 19-16-45.45 7.6 287 0.1 BCS IPD 19-16-45.6 9.9 69 0.1 CCS IPD 19-16-46.7 16.7 208 0.0 HBF EP 19-16-46.6 19.5 265 0.0 PBS EP 19-16-50.65 37.6 347 0.9 NHS EP 19-16-50.45 41.1 71 0.1 SGS EP 19-16-50.95 41.8 310 0.1 BOW EP 19-16-54.7 64.5 317 0.6 COW EP 19-16-55.25 69.1 314 0.4 ROW EP 19-16-56.05 74.3 308 0.4 WMS EP 19-16-56.0 75.0 315 0.2 VSC EP 19-16-56.85 ES 19-17-05.25 82.7 265 0.3 OSB EP 19-16-58.65 ES 19-17-05.25 91.4 317 0.2 MTT EP 19-17-07.6 162.8 303 -1.6 JSC EP 19-17-11.6 178.8 326 -0.1 LHS EP 19-17-11.15 179.7 341 -0.1 PRM EP 19-17-18.2 239.5 302 -0.35 Additional arrival times not available for USGS preliminary epicenter determination given above RNC P 19-17-15.3 S 19-17-40.3 LEX EP? 19-18-50.0 ES 19-19-10.0 WNC P 19-17-27.4 S 19-18-03.3 16 DECEMBER 1977 ST. HELENA SOUND** ML= 2.0 *USGS LAT= 32.71N LONG= 80.34W H= 11-14-34.2 DPTH= 8.2 KM STA P TIME S TIME DIST (KM) AZ RES CCS IPD 11-14-37.3 14.6 35 0.0 HBF EP 11-14-38.75 25.1 353 -0.2 MGS IPD 11-14-39.5 28.3 42 0.1 SVS IP 11-14-39.7 30.2 17 0.0 BCS EP 11-14-41.2 39.6 40 0.0 SGS EP 11-14-43.65 56.0 344 -0.2 PBS EP 11-14-44.85 63.7 7 -0.2 NHS EP 11-14-45.8 68.2 54 0.0 VSC EP 11-14-46.45 ES 11-14-54.1 68.8 286 0.6 BOW EP 11-14-47.4 ES 11-14-56.7 78.9 339 -0.1 COW EP 11-14-47.6 82.1 336 -0.4 ROW EP 11-14-48.05 ES 11-15-00.25 84.2 330 -0.3 WMS EP 11-14-48.6 87.8 335 -0.35 OSB EP 11-14-51.3 104.1 333 -0.3 MTT EP 11-15-01.15 167.1 314 0.3 JSC EP 11-15-04.45 193.8 334 0.4 PRM EP 11-15-10.9 242.0 309 0.9 CHF EP 11-15-11.9 ES 11-15-39.4 254.7 305 0.4 16 DECEMBER 1977 ST. HELENA SOUND** ML= 2.2 *USGS LAT= 32.72N LONG=80.36W H= 11-25-32.0 DPTH= 8.3 KM STA P TIME S TIME DIST (KM) AZ RES CCS IPD 11-25-35.0 13.7 43 0.0 HBF EP 11-25-36.35 23.1 355 -0.1 MGS IPD 11-25-37.05 27.6 46 -0.1 SVS IP 11-25-37.3 28.8 20 0.0 PPS IPD 11-25-37.95 31.4 70 0.2 BCS IPD 11-25-38.9 38.8 43 0.0 SGS EP 11-25-41.15 53.9 344 -0.2 PBS EP 11-25-42.45 62.0 8 -0.2 VSC EP 11-25-43.75 ES 11-25-51.65 67.3 285 0.3 NHS EP 11-25-43.5 67.9 56 -0.1 BOW EP 11-25-45.1 ES 11-25-55.05 76.8 339 0.1 COW EP 11-25-45.4 ES 11-25-55.20 79.9 336 -0.1 ROW EP 11-25-45.65 ES 11-25-56.10 82.0 330 -0.2 WMS EP 11-25-46.45 85.6 335 0.0 OSB EP 11-25-48.95 102.0 333 -0.1 MTT EP 11-25-58.2 165.0 314 -0.2 JSC EP 11-26-01.25 ES 11-26-25.15 191.7 334 -0.4 LHS EP 11-26-01.9 199.0 348 -0.6 PRM EP 11-26-07.65 ES 11-26-37.65 240.0 309 0.1 CHF EP 11-26-08.8 ES 11-26-36.55 252.0 305 0.4 18 DECEMBER 1977 WEST OF SUMMERVILLE, SOUTH CAROLINA** ML= 1.2 *USGS LAT= 32.77N LONG= 80.43W H= 01-58-38.2 DPTH= 1.2 KM STA P TIME S TIME DIST (KM) AZ RES CCS IPD 01-58-41.65 17.3 72 0.0 HBF EP 01-58-42.05 ES 01-58-44.2 18.9 15 0.1 SVS IP 01-58-43.6 28.0 37 0.1 MGS IPD 01-58-43.8 30.7 62 -0.1 OSB EP 01-58-54.15 94.6 336 -0.1 SGS EP 01-58-46.7 47.7 351 0.1 20 DECEMBER 1977 NEAR SUMMERVILLE, SOUTH CAROLINA** ML= 1.8 *USGS LAT= 33.07N LONG= 80.24W H= 23-41-22.8 DPTH= 12.5 KM STA P TIME S TIME DIST (KM) AZ RES SVS IPD 23-41-26.0 10.9 182 0.1 BCS IPD 23-41-26.7 ES 23-41-28.45 18.8 120 -0.1 HBF EP 23-41-26.5 19.4 220 -0.0 MGS IPD 23-41-26.2 21.2 153 0.1 CCS IPD 23-41-28.4 ES 23-41-31.8 27.8 182 0.1 SGS EP 23-41-28.6 28.6 299 0.0 NHS EP 23-41-29.9 45.7 89 -0.1 VSC EP 23-41-35.05 78.1 255 -1.2 **Preliminary data and analysis by U. S. Geological Survey, Branch of Earthquake Tectonics and Risk, Golden, Colorado List of Lake Sinclair, Georgia, area microearthquakes recorded by the Wallace Dam Seismic Network. The epicenters for 24 of the events (*by the data in listing), as determined at the Georgia Institute of Technology, are within the area bounded by 33 DEG. 12.5 to 15 minutes and 83 DEG. 15 to 18 minutes. DATE HR-MIN *SEP 02 04-46 *SEP 02 22-49 *SEP 19 13-09 *SEP 20 03-05 SEP 21 17-32 OCT 06 04-07 OCT 12 04-46 *OCT 30 16-36 *NOV 07 01-34 NOV 14 14-47 *NOV 20 05-08 *NOV 20 20-08 *NOV 21 08-11 *NOV 21 08-55 *NOV 21 12-01 NOV 21 21-12 NOV 21 21-18 NOV 22 05-30 NOV 22 05-45 NOV 22 08-44 *NOV 23 10-01 NOV 23 19-04 *NOV 23 19-45 *NOV 23 19-43 NOV 23 22-30 *NOV 24 01-10 *NOV 24 15-07 *NOV 24 17-59 *NOV 24 20-10 NOV 25 05-19 *NOV 25 08-53 NOV 25 08-54 *NOV 25 09-03 NOV 25 09-04 NOV 25 11-24 *NOV 26 08-38 *NOV 26 21-50 *NOV 27 01-43 NOV 27 01-44 *NOV 27 01-54 NOV 27 01-56