| Author | |
| Date and time | 2011-08-22 23:30:20.7 UTC |
| Latitude | 37.041 |
| Longitude | -104.640 |
| Depth | 10 |
| Magnitude | 4.7 Mw |
| Region | COLORADO |
| Latest update | 2016-04-19 07:23:15.3 UTC |
| rms | 1.06 s |
| N° phases used for the localisation | 165 |
| N° stations used for the localisation | 165 |
| Gap | 24.0 ° |
| 95% confidence ellipse | |
| semi major | 4.1 |
| semi minor | 3.7 |
| Azimuth | 12 ° |
| Location Type | manual |
Download data for this event
Note: links can take up to 20 minutes from the earthquake to become available
| Operating network | code | Distance° | EvAz | A/M | Phase | Pick time | Residual | T | Reporting network |
|---|---|---|---|---|---|---|---|---|---|
| S22A | 1.880 | 293 | M | Pn | 2011-08-22 23:30:51.0 | -2.3 | T | NEIR | |
| Q24A | 1.960 | 348 | M | Pn | 2011-08-22 23:30:53.3 | -1.2 | T | NEIR | |
| KSCO | 2.530 | 38 | M | Pn | 2011-08-22 23:31:02.6 | 0.6 | T | NEIR | |
| ANMO | 2.560 | 216 | M | P | 2011-08-22 23:31:01.1 | -1.4 | T | GSRC | |
| ANMO | 2.560 | 216 | M | Pn | 2011-08-22 23:31:01.2 | -1.3 | T | NEIR | |
| SMCO | 2.820 | 320 | M | Pn | 2011-08-22 23:31:05.2 | -1.2 | T | NEIR | |
| ISCO | 2.860 | 345 | A | P | 2011-08-22 23:31:06.5 | -0.3 | T | GFZ | |
| ISCO | 2.860 | 345 | M | Pn | 2011-08-22 23:31:06.6 | -0.2 | T | NEIR | |
| MVCO | 3.090 | 274 | M | Pn | 2011-08-22 23:31:08.9 | -1 | T | NEIR | |
| MVCO | 3.090 | 274 | A | P | 2011-08-22 23:31:09.1 | -0.8 | T | GFZ | |
| LPM | 3.170 | 211 | M | Pn | 2011-08-22 23:31:09.7 | -1.2 | T | NEIR | |
| AMTX | 3.220 | 131 | M | Pn | 2011-08-22 23:31:12.1 | 0.6 | T | NEIR | |
| PV01 | 3.310 | 291 | M | Pn | 2011-08-22 23:31:11.8 | -1.1 | T | NEIR | |
| BNM | 3.310 | 210 | M | Pn | 2011-08-22 23:31:13.9 | 1 | T | NEIR | |
| LAZ | 3.330 | 218 | M | Pn | 2011-08-22 23:31:11.3 | -1.8 | T | NEIR | |
| MSTX | 3.420 | 153 | M | Pn | 2011-08-22 23:31:14.1 | -0.2 | T | NEIR | |
| LENM | 3.440 | 214 | M | Pn | 2011-08-22 23:31:15.1 | 0.4 | T | NEIR | |
| Y22D | 3.500 | 213 | M | Pn | 2011-08-22 23:31:14.7 | -0.7 | T | NEIR | |
| PV05 | 3.690 | 288 | M | Pn | 2011-08-22 23:31:16.7 | -1.5 | T | NEIR | |
| PV10 | 3.730 | 292 | M | Pn | 2011-08-22 23:31:18.0 | -0.8 | T | NEIR | |
| PV09 | 3.850 | 294 | M | Pn | 2011-08-22 23:31:20.4 | 0 | T | NEIR | |
| O20A | 4.180 | 319 | M | Pn | 2011-08-22 23:31:24.8 | -0.1 | T | NEIR | |
| CBKS | 4.260 | 64 | M | Pn | 2011-08-22 23:31:25.7 | 0 | T | NEIR | |
| PHWY | 4.300 | 352 | M | Pn | 2011-08-22 23:31:26.9 | 0.3 | T | NEIR | |
| OGNE | 4.400 | 27 | A | P | 2011-08-22 23:31:27.5 | -0.2 | T | BGSG | |
| OGNE | 4.400 | 27 | M | Pn | 2011-08-22 23:31:27.9 | 0.2 | T | NEIR | |
| W18A | 4.550 | 247 | M | Pn | 2011-08-22 23:31:30.3 | 0.4 | T | NEIR | |
| CLNB | 4.810 | 172 | M | Pn | 2011-08-22 23:31:33.9 | 0.6 | T | NEIR | |
| GDL2 | 4.830 | 177 | M | Pn | 2011-08-22 23:31:34.8 | 1.1 | T | NEIR | |
| X18A | 4.990 | 241 | M | Pn | 2011-08-22 23:31:36.5 | 0.5 | T | NEIR | |
| SRU | 5.080 | 296 | M | Pn | 2011-08-22 23:31:36.6 | -0.6 | T | NEIR | |
| WMOK | 5.280 | 114 | A | P | 2011-08-22 23:31:39.7 | 0 | T | GFZ | |
| MNTX | 5.360 | 187 | A | P | 2011-08-22 23:31:42.4 | 1.5 | T | GFZ | |
| TUC | 6.920 | 229 | A | P | 2011-08-22 23:32:05.1 | 2.8 | T | BGSG | |
| HWUT | 7.040 | 313 | A | P | 2011-08-22 23:32:04.0 | -0.1 | T | GFZ | |
| RSSD | 7.090 | 4 | A | P | 2011-08-22 23:32:04.1 | -0.7 | T | GFZ | |
| AHID | 7.570 | 321 | A | P | 2011-08-22 23:32:12.6 | 1.2 | T | GFZ | |
| ECSD | 9.060 | 40 | A | P | 2011-08-22 23:32:31.8 | 0.2 | T | GFZ | |
| MIAR | 9.330 | 102 | A | P | 2011-08-22 23:32:34.2 | -1 | T | GFZ | |
| HLID | 9.900 | 314 | A | P | 2011-08-22 23:32:44.3 | 0.9 | T | GFZ | |
| AGMN | 12.960 | 27 | A | P | 2011-08-22 23:33:21.8 | -3.2 | T | GFZ | |
| NEW | 14.470 | 325 | A | P | 2011-08-22 23:33:53.1 | 0.6 | T | GFZ | |
| HUMO | 15.120 | 297 | M | Pn | 2011-08-22 23:33:55.9 | 1.4 | T | NEIR | |
| KHMM | 15.340 | 290 | M | Pn | 2011-08-22 23:33:58.1 | 0.7 | T | NEIR | |
| B08A | 15.610 | 321 | M | Pn | 2011-08-22 23:34:00.6 | -0.3 | T | NEIR | |
| F04A | 15.990 | 309 | M | Pn | 2011-08-22 23:34:07.9 | 2.2 | T | NEIR | |
| EDM | 17.290 | 342 | M | Pn | 2011-08-22 23:34:22.2 | 0 | T | NEIR | |
| GOGA | 17.670 | 96 | A | P | 2011-08-22 23:34:25.8 | -2 | T | GFZ | |
| FFC | 17.780 | 5 | M | Pn | 2011-08-22 23:34:29.4 | 1.1 | T | NEIR | |
| FFC | 17.780 | 5 | A | P | 2011-08-22 23:34:30.3 | 1.2 | T | GFZ | |
| KMSC | 18.930 | 89 | M | P | 2011-08-22 23:34:41.5 | -0.2 | T | NEIR | |
| BLA | 19.310 | 82 | M | P | 2011-08-22 23:34:45.9 | 0 | T | NEIR | |
| VWCC | 19.650 | 82 | M | P | 2011-08-22 23:34:51.9 | 2.2 | T | NEIR | |
| TLIG | 20.130 | 163 | M | P | 2011-08-22 23:34:54.5 | -0.5 | T | NEIR | |
| SSPA | 21.120 | 72 | M | P | 2011-08-22 23:35:06.7 | 1.2 | T | NEIR | |
| MMNY | 21.240 | 66 | M | P | 2011-08-22 23:35:09.0 | 2.1 | T | NEIR | |
| MVL | 22.290 | 74 | M | P | 2011-08-22 23:35:20.4 | 2.3 | T | NEIR | |
| KSPA | 22.740 | 70 | M | P | 2011-08-22 23:35:24.3 | 1.4 | T | NEIR | |
| PSUB | 22.990 | 74 | M | P | 2011-08-22 23:35:28.5 | 3 | T | NEIR | |
| LUPA | 23.030 | 72 | M | P | 2011-08-22 23:35:27.2 | 1.2 | T | NEIR | |
| DLBC | 27.080 | 330 | M | P | 2011-08-22 23:36:04.9 | 1.3 | T | NEIR | |
| WHY | 30.410 | 331 | M | P | 2011-08-22 23:36:34.0 | 0.7 | T | NEIR | |
| DAWY | 34.130 | 334 | M | P | 2011-08-22 23:37:06.1 | 0.3 | T | NEIR | |
| BMRM | 34.640 | 327 | M | P | 2011-08-22 23:37:11.5 | 1.2 | T | NEIR | |
| EGAK | 35.170 | 334 | M | P | 2011-08-22 23:37:14.7 | 0 | T | NEIR | |
| DOT | 35.650 | 331 | M | P | 2011-08-22 23:37:19.1 | 0.2 | T | NEIR | |
| PAX | 35.890 | 329 | M | P | 2011-08-22 23:37:22.0 | 0.9 | T | NEIR | |
| SCM | 36.190 | 327 | M | P | 2011-08-22 23:37:25.2 | 1.6 | T | NEIR | |
| SML | 36.620 | 327 | M | P | 2011-08-22 23:37:28.2 | 0.9 | T | NEIR | |
| RC01 | 36.990 | 325 | M | P | 2011-08-22 23:37:31.7 | 1.3 | T | NEIR | |
| BRLK | 37.120 | 323 | M | P | 2011-08-22 23:37:33.2 | 1.7 | T | NEIR | |
| HDA | 37.130 | 331 | M | P | 2011-08-22 23:37:32.5 | 1 | T | NEIR | |
| CNPM | 37.220 | 322 | M | P | 2011-08-22 23:37:34.0 | 1.6 | T | NEIR | |
| IL1 | 37.270 | 332 | M | P | 2011-08-22 23:37:32.1 | -0.6 | T | NEIR | |
| ILB | 37.270 | 332 | M | P | 2011-08-22 23:37:33.3 | 0.6 | T | NEIR | |
| RND | 37.460 | 329 | M | P | 2011-08-22 23:37:35.7 | 1.2 | T | NEIR | |
| CCB | 37.570 | 331 | M | P | 2011-08-22 23:37:35.6 | 0.4 | T | NEIR | |
| COLA | 37.690 | 331 | A | P | 2011-08-22 23:37:37.8 | 1.6 | T | GFZ | |
| MDM | 37.870 | 331 | M | P | 2011-08-22 23:37:37.8 | 0 | T | NEIR | |
| TRF | 38.080 | 329 | M | P | 2011-08-22 23:37:40.5 | 0.7 | T | NEIR | |
| SPU | 38.090 | 325 | M | P | 2011-08-22 23:37:40.5 | 0.8 | T | NEIR | |
| RSO | 38.220 | 323 | M | P | 2011-08-22 23:37:42.1 | 1.1 | T | NEIR | |
| KTH | 38.380 | 329 | M | P | 2011-08-22 23:37:43.0 | 0.8 | T | NEIR | |
| PPLA | 38.690 | 327 | M | P | 2011-08-22 23:37:45.5 | 0.6 | T | NEIR | |
| CAST | 38.820 | 328 | M | P | 2011-08-22 23:37:45.4 | -0.4 | T | NEIR | |
| COLD | 39.600 | 334 | M | P | 2011-08-22 23:37:53.4 | 1.1 | T | NEIR | |
| SVW2 | 39.720 | 324 | M | P | 2011-08-22 23:37:54.0 | 0.7 | T | NEIR | |
| TTA | 40.370 | 327 | M | P | 2011-08-22 23:37:58.8 | 0 | T | NEIR | |
| TT01 | 40.370 | 327 | M | P | 2011-08-22 23:37:58.8 | 0.1 | T | NEIR | |
| SDV | 41.630 | 124 | M | P | 2011-08-22 23:38:10.4 | 1.1 | T | NEIR | |
| RUSC | 42.290 | 129 | M | P | 2011-08-22 23:38:15.8 | 0.8 | T | NEIR | |
| SUMG | 47.990 | 22 | M | P | 2011-08-22 23:38:59.3 | -1 | T | NEIR | |
| DAG | 53.350 | 17 | A | P | 2011-08-22 23:39:38.8 | -1.4 | T | GFZ | |
| BILL | 55.910 | 333 | M | P | 2011-08-22 23:39:58.6 | -0.2 | T | GSRC | |
| TIXI | 65.280 | 344 | M | P | 2011-08-22 23:41:00.1 | -2.6 | T | GSRC | |
| MA2 | 65.560 | 327 | M | P | 2011-08-22 23:41:03.6 | -1 | T | GSRC | |
| IWEX | 66.000 | 42 | A | P | 2011-08-22 23:41:08.0 | 0.6 | T | GFZ | |
| ESK | 66.330 | 38 | M | P | 2011-08-22 23:41:09.7 | 0.2 | T | GSRC | |
| ROSF | 70.030 | 44 | A | P | 2011-08-22 23:41:31.7 | -1 | T | LDG | |
| LVZ | 71.000 | 15 | M | P | 2011-08-22 23:41:37.4 | -1.3 | T | GSRC | |
| OUL | 71.150 | 20 | A | P | 2011-08-22 23:41:40.8 | 1.3 | T | SC3 | |
| FLN | 71.320 | 43 | A | P | 2011-08-22 23:41:39.9 | -0.7 | T | LDG | |
| GRR | 71.330 | 43 | A | P | 2011-08-22 23:41:39.9 | -0.8 | T | LDG | |
| LDF | 71.620 | 43 | A | P | 2011-08-22 23:41:41.5 | -0.9 | T | LDG | |
| MFF | 72.760 | 44 | A | P | 2011-08-22 23:41:48.4 | -0.8 | T | LDG | |
| BAIF | 73.020 | 40 | A | P | 2011-08-22 23:41:50.0 | -0.8 | T | LDG | |
| GIVF | 73.310 | 39 | A | P | 2011-08-22 23:41:51.7 | -0.8 | T | LDG | |
| IBBN | 73.370 | 36 | A | P | 2011-08-22 23:41:53.8 | 1 | T | SC3 | |
| LFF | 74.250 | 45 | A | P | 2011-08-22 23:41:57.1 | -0.8 | T | LDG | |
| WLF | 74.260 | 39 | A | P | 2011-08-22 23:41:59.2 | 1.2 | T | SC3 | |
| JOF | 74.330 | 19 | A | P | 2011-08-22 23:41:57.4 | -1.1 | T | SC3 | |
| MEZF | 74.420 | 41 | A | P | 2011-08-22 23:41:58.2 | -0.8 | T | LDG | |
| BGF | 74.440 | 43 | A | P | 2011-08-22 23:41:58.0 | -1.1 | T | LDG | |
| RJF | 74.470 | 45 | A | P | 2011-08-22 23:41:58.2 | -1.1 | T | LDG | |
| SSF | 74.490 | 42 | A | P | 2011-08-22 23:41:58.4 | -1 | T | LDG | |
| ES19 | 74.540 | 52 | M | P | 2011-08-22 23:41:59.7 | 0 | T | NEIR | |
| LOR | 74.560 | 42 | A | P | 2011-08-22 23:41:59.0 | -0.8 | T | LDG | |
| AVF | 74.580 | 43 | A | P | 2011-08-22 23:41:58.6 | -1.3 | T | LDG | |
| ETSF | 74.710 | 48 | A | P | 2011-08-22 23:42:01.2 | 0.5 | T | LDG | |
| ASSE | 74.850 | 35 | A | P | 2011-08-22 23:42:03.0 | 1.6 | T | SC3 | |
| SMF | 74.930 | 43 | A | P | 2011-08-22 23:42:00.6 | -1.4 | T | LDG | |
| CAF | 75.000 | 45 | A | P | 2011-08-22 23:42:01.5 | -0.9 | T | LDG | |
| HAU | 75.410 | 40 | A | P | 2011-08-22 23:42:04.0 | -0.7 | T | LDG | |
| CDF | 75.620 | 40 | A | P | 2011-08-22 23:42:05.3 | -0.8 | T | LDG | |
| HINF | 75.790 | 40 | A | P | 2011-08-22 23:42:06.1 | -0.8 | T | LDG | |
| MTLF | 76.060 | 46 | A | P | 2011-08-22 23:42:07.6 | -0.8 | T | LDG | |
| CABF | 76.160 | 42 | A | P | 2011-08-22 23:42:08.6 | -0.5 | T | LDG | |
| BFO | 76.210 | 39 | M | P | 2011-08-22 23:42:09.7 | 0.4 | T | NEIR | |
| MOX | 76.280 | 36 | A | P | 2011-08-22 23:42:10.5 | 0.8 | T | SC3 | |
| CLL | 76.470 | 35 | M | P | 2011-08-22 23:42:10.7 | -0.1 | T | NEIR | |
| VIVF | 76.500 | 44 | A | P | 2011-08-22 23:42:10.3 | -0.7 | T | LDG | |
| LASF | 76.540 | 45 | A | P | 2011-08-22 23:42:10.7 | -0.5 | T | LDG | |
| YSS | 76.920 | 320 | M | P | 2011-08-22 23:42:12.2 | -1.1 | T | GSRC | |
| ORIF | 77.130 | 43 | A | P | 2011-08-22 23:42:13.9 | -0.7 | T | LDG | |
| CPUP | 77.160 | 137 | M | P | 2011-08-22 23:42:14.1 | -0.5 | T | NEIR | |
| LPG | 77.230 | 42 | A | P | 2011-08-22 23:42:15.3 | -0.1 | T | LDG | |
| BNI | 77.480 | 43 | M | P | 2011-08-22 23:42:17.1 | 0.5 | T | NEIR | |
| MBDF | 77.740 | 43 | A | P | 2011-08-22 23:42:17.7 | -0.4 | T | LDG | |
| TUE | 77.960 | 40 | M | P | 2011-08-22 23:42:19.6 | 0.2 | T | NEIR | |
| KHC | 78.240 | 36 | M | P | 2011-08-22 23:42:20.7 | -0.1 | T | NEIR | |
| FUORN | 78.330 | 40 | M | P | 2011-08-22 23:42:22.3 | 0.8 | T | NEIR | |
| FRF | 78.420 | 44 | A | P | 2011-08-22 23:42:20.9 | -0.8 | T | LDG | |
| LMR | 78.490 | 44 | A | P | 2011-08-22 23:42:21.3 | -0.8 | T | LDG | |
| GEC2 | 78.500 | 36 | M | P | 2011-08-22 23:42:22.2 | 0 | T | NEIR | |
| ABTA | 79.380 | 39 | A | P | 2011-08-22 23:42:28.0 | 1 | T | ZAMG | |
| MORC | 79.610 | 34 | M | P | 2011-08-22 23:42:28.9 | 0.6 | T | NEIR | |
| CONA | 80.170 | 36 | A | P | 2011-08-22 23:42:31.4 | 0.1 | T | ZAMG | |
| OBKA | 80.550 | 38 | A | P | 2011-08-22 23:42:33.1 | -0.3 | T | ZAMG | |
| KLR | 80.640 | 326 | M | P | 2011-08-22 23:42:32.1 | -1.7 | T | GSRC | |
| SOKA | 80.660 | 37 | A | P | 2011-08-22 23:42:33.5 | -0.5 | T | ZAMG | |
| OBN | 82.380 | 21 | M | P | 2011-08-22 23:42:41.8 | -1.1 | T | GSRC | |
| AQU | 82.890 | 41 | M | P | 2011-08-22 23:42:46.2 | 0.5 | T | NEIR | |
| AKBB | 83.670 | 28 | M | P | 2011-08-22 23:42:48.8 | -0.8 | T | NEIR | |
| KIEV | 83.670 | 28 | M | P | 2011-08-22 23:42:49.0 | -0.6 | T | MCSM | |
| KMPD | 84.320 | 30 | M | P | 2011-08-22 23:42:51.0 | -1.9 | T | MCSM | |
| BUR08 | 84.540 | 31 | M | P | 2011-08-22 23:42:54.5 | 0.3 | T | NEIR | |
| KEST | 85.180 | 48 | M | P | 2011-08-22 23:42:58.5 | 1.1 | T | NEIR | |
| ARU | 85.800 | 9 | M | P | 2011-08-22 23:42:58.1 | -2.3 | T | GSRC | |
| CLTB | 86.150 | 45 | M | P | 2011-08-22 23:43:02.8 | 0.6 | T | NEIR | |
| MAJO | 86.470 | 314 | M | P | 2011-08-22 23:43:03.4 | -0.3 | T | GSRC | |
| TLY | 88.240 | 343 | M | P | 2011-08-22 23:43:11.8 | -0.5 | T | GSRC | |
| TIRR | 88.430 | 32 | M | P | 2011-08-22 23:43:12.5 | -0.6 | T | NEIR | |
| BRVK | 90.160 | 3 | M | P | 2011-08-22 23:43:21.1 | -0.2 | T | NEIR | |
| KURK | 92.570 | 358 | M | P | 2011-08-22 23:43:31.9 | -0.5 | T | NEIR | |
| WRA | 126.250 | 271 | M | PKIKP | 2011-08-22 23:49:23.5 | -0.1 | T | GSRC |