| II | 2.6 | NORTHERN CALIFORNIA38.82°N -122.81°W 2Km Deep | 2010-02-10 02:04:44 UTC2010-02-09 18:04:44 LOCAL | NC71351446 | 1 |
| I | 5.0 | NIAS REGION, INDONESIA1.53°N 97.16°E 41Km Deep | 2010-02-10 00:48:46 UTC2010-02-10 07:48:46 LOCAL | US2010SMBT | 0 |
| I | 4.8 | FIJI REGION21.91°S -179.55°W 588Km Deep | 2010-02-09 23:47:35 UTC2010-02-10 11:47:35 LOCAL | US2010SMBU | 0 |
| IV | 4.0 | HAITI REGION18.51°N -72.69°W 10Km Deep | 2010-02-09 22:44:28 UTC2010-02-09 17:44:28 LOCAL | US2010SMBR | 7 |
| II | 2.0 | WASHINGTON46.49°N -122.42°W 0Km Deep | 2010-02-09 18:29:36 UTC2010-02-09 10:29:36 LOCAL | UW02091829 | 1 |
| IV | 4.7 | COSTA RICA8.44°N -83.06°W 25Km Deep | 2010-02-09 18:22:43 UTC2010-02-09 12:22:43 LOCAL | US2010SMBB | 9 |
| I | 4.8 | CHIAPAS, MEXICO16.08°N -92.34°W 207Km Deep | 2010-02-09 17:58:13 UTC2010-02-09 11:58:13 LOCAL | US2010SMA4 | 0 |
| III | 2.0 | NORTHERN CALIFORNIA38.91°N -122.59°W 6Km Deep | 2010-02-09 17:13:52 UTC2010-02-09 09:13:52 LOCAL | NC71351161 | 4 |
| I | 4.9 | NEW BRITAIN REGION, PAPUA NEW GUINEA6.05°S 149.72°E 64Km Deep | 2010-02-09 11:59:09 UTC2010-02-09 21:59:09 LOCAL | US2010SMAV | 0 |
| I | 5.1 | EAST OF THE NORTH ISLAND, NEW ZEALAND38.94°S -179.97°W 10Km Deep | 2010-02-09 10:21:41 UTC2010-02-09 22:21:41 LOCAL | US2010SMAR | 0 |
| I | 2.9 | NORTHERN CALIFORNIA38.82°N -122.81°W 3Km Deep | 2010-02-09 08:16:06 UTC2010-02-09 00:16:06 LOCAL | NC71351001 | 0 |
| II | 4.5 | COQUIMBO, CHILE31.09°S -71.38°W 59Km Deep | 2010-02-09 07:48:10 UTC2010-02-09 04:48:10 LOCAL | US2010SMAQ | 2 |
| I | 5.2 | TAIWAN REGION21.01°N 121.08°E 18Km Deep | 2010-02-09 05:02:11 UTC2010-02-09 13:02:11 LOCAL | US2010SMAJ | 0 |
| II | 5.9 | TONGA15.05°S -173.48°W 10Km Deep | 2010-02-09 01:03:44 UTC2010-02-09 15:03:44 LOCAL | US2010SMAG | 3 |
| V | 5.6 | OAXACA, MEXICO16.09°N -96.55°W 40Km Deep | 2010-02-09 00:47:42 UTC2010-02-08 18:47:42 LOCAL | US2010SMAC | 116 |
| II | 2.2 | NORTHERN CALIFORNIA38.79°N -122.75°W 2Km Deep | 2010-02-08 23:32:28 UTC2010-02-08 15:32:28 LOCAL | NC71350791 | 2 |
| III | 3.5 | CENTRAL CALIFORNIA36.72°N -121.36°W 3Km Deep | 2010-02-08 19:56:23 UTC2010-02-08 11:56:23 LOCAL | NC71350686 | 133 |
| III | 2.3 | SOUTHERN CALIFORNIA33.35°N -116.44°W 11Km Deep | 2010-02-08 05:16:05 UTC2010-02-07 21:16:05 LOCAL | CI14586748 | 3 |
| III | 2.5 | SOUTHERN CALIFORNIA33.95°N -116.66°W 10Km Deep | 2010-02-08 04:41:45 UTC2010-02-07 20:41:45 LOCAL | CI14586684 | 56 |
| II | 2.5 | NORTHERN CALIFORNIA37.48°N -121.78°W 9Km Deep | 2010-02-08 03:39:18 UTC2010-02-07 19:39:18 LOCAL | NC71350441 | 7 |
| III | 3.0 | BAJA CALIFORNIA, MEXICO32.13°N -115.33°W 2Km Deep | 2010-02-07 20:44:21 UTC2010-02-07 12:44:21 LOCAL | CI14586532 | 2 |
| II | 2.1 | NORTHERN CALIFORNIA38.82°N -122.80°W 2Km Deep | 2010-02-07 16:54:28 UTC2010-02-07 08:54:28 LOCAL | NC71350221 | 1 |
| IV | 0.0 | Explosion (Middletown, CT)41.55°N -72.66°W 0Km Deep | 2010-02-07 16:17:00 UTC2010-02-07 11:17:00 LOCAL | US2010_001 | 253 |
| II | 2.9 | CENTRAL CALIFORNIA36.01°N -117.79°W 1Km Deep | 2010-02-07 12:34:37 UTC2010-02-07 04:34:37 LOCAL | CI14586412 | 3 |
| III | 2.2 | SEATTLE-TACOMA URBAN AREA, WASHINGTON47.94°N -122.02°W 8Km Deep | 2010-02-07 10:15:45 UTC2010-02-07 02:15:45 LOCAL | UW02071015 | 6 |
| IV | 6.3 | SOUTHWESTERN RYUKYU ISLANDS, JAPAN23.47°N 123.68°E 24Km Deep | 2010-02-07 06:10:00 UTC2010-02-07 15:10:00 LOCAL | US2010SKAL | 25 |
| II | 2.6 | CENTRAL CALIFORNIA36.47°N -121.05°W 5Km Deep | 2010-02-07 03:22:50 UTC2010-02-06 19:22:50 LOCAL | NC71350021 | 1 |
| III | 3.4 | CENTRAL CALIFORNIA35.78°N -120.34°W 9Km Deep | 2010-02-07 02:01:23 UTC2010-02-06 18:01:23 LOCAL | NC71349976 | 129 |
| II | 3.2 | NORTHERN CALIFORNIA40.83°N -123.34°W 33Km Deep | 2010-02-06 13:07:31 UTC2010-02-06 05:07:31 LOCAL | NC71349716 | 6 |
| II | 4.8 | IZU ISLANDS, JAPAN REGION32.69°N 140.54°E 63Km Deep | 2010-02-06 11:46:40 UTC2010-02-06 20:46:40 LOCAL | US2010SJA7 | 3 |
| II | 3.1 | SOUTHERN CALIFORNIA32.74°N -115.62°W 15Km Deep | 2010-02-06 09:12:27 UTC2010-02-06 01:12:27 LOCAL | CI14586036 | 33 |
| II | 2.8 | CENTRAL CALIFORNIA36.64°N -121.26°W 7Km Deep | 2010-02-06 09:00:41 UTC2010-02-06 01:00:41 LOCAL | NC71349641 | 2 |
| II | 4.7 | ECUADOR1.13°S -77.40°W 214Km Deep | 2010-02-06 08:56:59 UTC2010-02-06 03:56:59 LOCAL | US2010SJAY | 1 |
| II | 5.1 | EASTERN NEW GUINEA REG, PAPUA NEW GUINEA8.15°S 147.73°E 113Km Deep | 2010-02-06 07:55:51 UTC2010-02-06 17:55:51 LOCAL | US2010SJAX | 2 |
| II | 2.0 | NORTHERN CALIFORNIA38.42°N -122.25°W 3Km Deep | 2010-02-06 07:55:12 UTC2010-02-05 23:55:12 LOCAL | NC71349586 | 6 |
| III | 2.8 | CENTRAL CALIFORNIA35.56°N -120.79°W 4Km Deep | 2010-02-06 06:58:46 UTC2010-02-05 22:58:46 LOCAL | NC71349576 | 20 |
| III | 4.9 | POLAND51.34°N 16.07°E 5Km Deep | 2010-02-06 04:55:17 UTC2010-02-06 05:55:17 LOCAL | US2010SJAQ | 3 |
| III | 2.0 | SOUTHERN CALIFORNIA32.76°N -115.65°W 11Km Deep | 2010-02-06 04:10:30 UTC2010-02-05 20:10:30 LOCAL | CI14585940 | 5 |
| II | 3.6 | OFFSHORE NORTHERN CALIFORNIA40.40°N -124.98°W 2Km Deep | 2010-02-06 04:05:04 UTC2010-02-05 20:05:04 LOCAL | NC71349506 | 10 |
| III | 3.3 | OFFSHORE NORTHERN CALIFORNIA40.38°N -125.00°W 9Km Deep | 2010-02-06 03:32:22 UTC2010-02-05 19:32:22 LOCAL | NC71349501 | 5 |
| III | 4.9 | NEAR THE COAST OF SOUTHERN PERU16.75°S -73.26°W 49Km Deep | 2010-02-06 01:33:50 UTC2010-02-05 20:33:50 LOCAL | US2010SJAC | 15 |
| II | 2.3 | NORTHERN CALIFORNIA40.67°N -123.90°W 21Km Deep | 2010-02-05 13:18:29 UTC2010-02-05 05:18:29 LOCAL | NC71349176 | 3 |
| III | 2.3 | SAN FRANCISCO BAY AREA, CALIFORNIA37.60°N -122.46°W 9Km Deep | 2010-02-05 11:57:50 UTC2010-02-05 03:57:50 LOCAL | NC71349151 | 34 |
| III | 5.1 | SOUTH ISLAND OF NEW ZEALAND44.78°S 167.38°E 5Km Deep | 2010-02-05 09:48:47 UTC2010-02-05 22:48:47 LOCAL | US2010SIAV | 6 |
| III | 2.0 | NORTHERN CALIFORNIA38.82°N -122.81°W 2Km Deep | 2010-02-05 03:56:22 UTC2010-02-04 19:56:22 LOCAL | NC71348981 | 3 |
| I | 4.9 | EASTER ISLAND REGION23.05°S -114.67°W 10Km Deep | 2010-02-05 00:33:53 UTC2010-02-04 16:33:53 LOCAL | US2010SIB2 | 0 |
| II | 2.9 | CENTRAL ALASKA63.60°N -151.05°W 8Km Deep | 2010-02-04 22:40:05 UTC2010-02-04 13:40:05 LOCAL | AK10032331 | 1 |
| V | 5.9 | OFFSHORE NORTHERN CALIFORNIA40.41°N -124.96°W 23Km Deep | 2010-02-04 20:20:21 UTC2010-02-04 12:20:21 LOCAL | NC71348851 | 3111 |
| III | 2.0 | NORTHERN CALIFORNIA38.79°N -122.81°W 3Km Deep | 2010-02-04 12:35:23 UTC2010-02-04 04:35:23 LOCAL | NC71348696 | 3 |
| III | 4.7 | EASTERN HONSHU, JAPAN39.78°N 140.47°E 139Km Deep | 2010-02-04 12:24:14 UTC2010-02-04 21:24:14 LOCAL | US2010SHBA | 1 |
| II | 4.8 | NEAR THE COAST OF SOUTHERN PERU16.75°S -73.48°W 58Km Deep | 2010-02-04 11:50:34 UTC2010-02-04 06:50:34 LOCAL | US2010SHA8 | 7 |
| III | 2.8 | SOUTHERN CALIFORNIA33.95°N -116.73°W 18Km Deep | 2010-02-04 10:20:51 UTC2010-02-04 02:20:51 LOCAL | CI14585252 | 14 |
| V | 3.3 | TEXAS PANHANDLE REGION35.49°N -102.62°W 2Km Deep | 2010-02-04 09:41:28 UTC2010-02-04 03:41:28 LOCAL | US2010SHA2 | 3 |
| III | 2.7 | WASHINGTON46.40°N -119.29°W 0Km Deep | 2010-02-04 05:54:36 UTC2010-02-03 21:54:36 LOCAL | UW02040554 | 15 |
| III | 4.6 | HAITI REGION18.50°N -72.77°W 10Km Deep | 2010-02-04 05:00:01 UTC2010-02-04 00:00:01 LOCAL | US2010SHAQ | 9 |
| III | 3.6 | OFFSHORE BAJA CALIFORNIA, MEXICO32.06°N -117.48°W 13Km Deep | 2010-02-04 02:06:28 UTC2010-02-03 18:06:28 LOCAL | CI14585204 | 12 |
| III | 1.8 | NORTHERN CALIFORNIA37.48°N -121.79°W 8Km Deep | 2010-02-03 06:54:29 UTC2010-02-02 22:54:29 LOCAL | NC71348201 | 4 |
| III | 4.8 | PUEBLA, MEXICO18.30°N -97.88°W 92Km Deep | 2010-02-03 04:59:45 UTC2010-02-02 22:59:45 LOCAL | US2010SGA7 | 10 |
| II | 1.8 | NORTHERN CALIFORNIA38.79°N -122.77°W 2Km Deep | 2010-02-03 03:08:10 UTC2010-02-02 19:08:10 LOCAL | NC71348141 | 2 |
| III | 2.8 | YELLOWSTONE NATIONAL PARK, WYOMING44.56°N -110.95°W 5Km Deep | 2010-02-03 02:44:12 UTC2010-02-02 19:44:12 LOCAL | UU00002147 | 4 |
| II | 1.7 | NORTHERN CALIFORNIA38.82°N -122.82°W 2Km Deep | 2010-02-03 02:26:39 UTC2010-02-02 18:26:39 LOCAL | NC71348131 | 1 |
| II | 2.4 | YELLOWSTONE NATIONAL PARK, WYOMING44.56°N -110.94°W 6Km Deep | 2010-02-03 02:13:18 UTC2010-02-02 19:13:18 LOCAL | UU00002139 | 1 |
| II | 2.7 | HAWAII REGION, HAWAII19.87°N -156.06°W 35Km Deep | 2010-02-03 02:13:13 UTC2010-02-02 16:13:13 LOCAL | HV00036479 | 1 |
| II | 4.9 | KEPULAUAN TANIMBAR REGION, INDONESIA8.81°S 130.59°E 35Km Deep | 2010-02-03 00:29:30 UTC2010-02-03 09:29:30 LOCAL | US2010SGAC | 2 |
| II | 2.2 | YELLOWSTONE NATIONAL PARK, WYOMING44.55°N -110.94°W 8Km Deep | 2010-02-02 22:44:51 UTC2010-02-02 15:44:51 LOCAL | UU00002118 | 2 |
| III | 4.9 | NORTHERN COLOMBIA6.77°N -73.01°W 156Km Deep | 2010-02-02 22:32:00 UTC2010-02-02 17:32:00 LOCAL | US2010SFCD | 6 |
| II | 2.3 | NORTHERN CALIFORNIA37.48°N -121.79°W 7Km Deep | 2010-02-02 20:09:24 UTC2010-02-02 12:09:24 LOCAL | NC71348001 | 4 |
| I | 4.9 | SOUTHWEST OF SUMATRA, INDONESIA3.47°S 99.92°E 1Km Deep | 2010-02-02 14:41:31 UTC2010-02-02 21:41:31 LOCAL | US2010SFA8 | 1 |
| III | 2.3 | WASHINGTON45.80°N -122.60°W 14Km Deep | 2010-02-02 10:40:48 UTC2010-02-02 02:40:48 LOCAL | UW02021040 | 2 |
| III | 3.5 | ISLAND OF HAWAII, HAWAII19.21°N -155.49°W 36Km Deep | 2010-02-02 07:06:38 UTC2010-02-01 21:06:38 LOCAL | HV00036462 | 19 |
| II | 0.9 | CENTRAL CALIFORNIA36.05°N -117.84°W 2Km Deep | 2010-02-02 02:00:40 UTC2010-02-01 18:00:40 LOCAL | CI14584172 | 6 |
| III | 2.5 | OKLAHOMA35.55°N -97.24°W 5Km Deep | 2010-02-01 23:43:04 UTC2010-02-01 17:43:04 LOCAL | US2010SECF | 22 |
| II | 2.3 | NORTHERN CALIFORNIA38.81°N -122.82°W 2Km Deep | 2010-02-01 20:15:24 UTC2010-02-01 12:15:24 LOCAL | NC71347446 | 2 |
| III | 1.6 | BAJA CALIFORNIA, MEXICO32.49°N -116.90°W 15Km Deep | 2010-02-01 18:31:55 UTC2010-02-01 10:31:55 LOCAL | CI14583972 | 15 |
| II | 2.6 | ST. LAWRENCE VALLEY REG., QUEBEC, CANADA45.20°N -73.20°W 17Km Deep | 2010-02-01 17:18:07 UTC2010-02-01 12:18:07 LOCAL | LD1025645 | 5 |
| II | 2.5 | ISLAND OF HAWAII, HAWAII19.30°N -155.22°W 32Km Deep | 2010-02-01 17:10:48 UTC2010-02-01 07:10:48 LOCAL | HV00036450 | 1 |
| III | 3.6 | OFFSHORE BAJA CALIFORNIA, MEXICO32.03°N -117.45°W 6Km Deep | 2010-02-01 14:43:39 UTC2010-02-01 06:43:39 LOCAL | CI10537109 | 60 |
| III | 4.4 | OFFSHORE BAJA CALIFORNIA, MEXICO32.05°N -117.45°W 6Km Deep | 2010-02-01 14:19:48 UTC2010-02-01 06:19:48 LOCAL | CI10537093 | 3177 |
| III | 4.5 | OAXACA, MEXICO16.57°N -96.06°W 55Km Deep | 2010-02-01 09:47:47 UTC2010-02-01 03:47:47 LOCAL | US2010SEAV | 15 |
| III | 4.7 | MINDORO, PHILIPPINES13.78°N 120.66°E 151Km Deep | 2010-02-01 04:56:39 UTC2010-02-01 12:56:39 LOCAL | US2010SEAK | 1 |
| III | 2.8 | CENTRAL CALIFORNIA35.23°N -118.59°W 6Km Deep | 2010-02-01 04:21:54 UTC2010-01-31 20:21:54 LOCAL | CI10536957 | 99 |
| III | 2.5 | WASHINGTON47.61°N -121.78°W 12Km Deep | 2010-01-31 21:57:09 UTC2010-01-31 13:57:09 LOCAL | UW01312157 | 26 |
| II | 3.0 | NORTHERN CALIFORNIA40.15°N -122.13°W 27Km Deep | 2010-01-31 20:37:45 UTC2010-01-31 12:37:45 LOCAL | NC71346856 | 33 |
| III | 2.4 | SAN FRANCISCO BAY AREA, CALIFORNIA37.47°N -121.80°W 8Km Deep | 2010-01-31 20:31:40 UTC2010-01-31 12:31:40 LOCAL | NC71346851 | 8 |
| II | 2.2 | NORTHERN CALIFORNIA38.74°N -122.70°W 1Km Deep | 2010-01-31 18:42:14 UTC2010-01-31 10:42:14 LOCAL | NC71346811 | 1 |
| I | 3.3 | BAJA CALIFORNIA, MEXICO32.33°N -115.11°W 6Km Deep | 2010-01-31 11:54:59 UTC2010-01-31 03:54:59 LOCAL | CI10536725 | 1 |
| III | 5.3 | KEPULAUAN MENTAWAI REGION, INDONESIA2.92°S 100.86°E 61Km Deep | 2010-01-31 07:02:47 UTC2010-01-31 14:02:47 LOCAL | US2010SDA2 | 2 |
| III | 3.1 | SOUTHERN CALIFORNIA32.73°N -115.40°W 15Km Deep | 2010-01-31 05:38:58 UTC2010-01-30 21:38:58 LOCAL | CI10536629 | 30 |
| II | 2.7 | NORTHERN CALIFORNIA38.81°N -122.78°W 2Km Deep | 2010-01-31 05:14:46 UTC2010-01-30 21:14:46 LOCAL | NC71346601 | 1 |
| III | 4.9 | LA PAZ, BOLIVIA17.33°S -69.52°W 109Km Deep | 2010-01-31 03:50:44 UTC2010-01-30 23:50:44 LOCAL | US2010SDAL | 3 |
| II | 2.5 | NORTHERN CALIFORNIA38.78°N -122.76°W 1Km Deep | 2010-01-31 03:43:38 UTC2010-01-30 19:43:38 LOCAL | NC71346551 | 1 |
| III | 1.9 | NORTHERN CALIFORNIA38.78°N -122.74°W 1Km Deep | 2010-01-31 01:46:26 UTC2010-01-30 17:46:26 LOCAL | NC71346531 | 2 |
| III | 4.9 | EL SALVADOR13.59°N -88.33°W 198Km Deep | 2010-01-30 22:50:09 UTC2010-01-30 16:50:09 LOCAL | US2010SCB1 | 1 |
| III | 2.7 | SAN FRANCISCO BAY AREA, CALIFORNIA37.47°N -121.80°W 8Km Deep | 2010-01-30 14:19:28 UTC2010-01-30 06:19:28 LOCAL | NC71346286 | 24 |
| III | 2.2 | GREATER LOS ANGELES AREA, CALIFORNIA34.10°N -117.32°W 17Km Deep | 2010-01-30 13:46:12 UTC2010-01-30 05:46:12 LOCAL | CI10536421 | 6 |
| II | 3.6 | NORTHERN CALIFORNIA38.83°N -122.80°W 2Km Deep | 2010-01-30 09:32:33 UTC2010-01-30 01:32:33 LOCAL | NC71346081 | 15 |
| II | 2.0 | NORTHERN CALIFORNIA38.79°N -122.74°W 2Km Deep | 2010-01-30 05:59:36 UTC2010-01-29 21:59:36 LOCAL | NC71346006 | 1 |
| IV | 5.3 | ATACAMA, CHILE28.15°S -70.63°W 48Km Deep | 2010-01-30 05:50:10 UTC2010-01-30 01:50:10 LOCAL | US2010SCAK | 6 |
| V | 4.9 | COLOMBIA4.68°N -75.94°W 137Km Deep | 2010-01-29 17:52:23 UTC2010-01-29 12:52:23 LOCAL | US2010SBBF | 14 |
| II | 2.0 | NORTHERN CALIFORNIA38.81°N -122.82°W 3Km Deep | 2010-01-29 15:47:12 UTC2010-01-29 07:47:12 LOCAL | NC71345711 | 4 |
