| Author | |
| Date and time | 2021-05-21 20:04:30.5 UTC |
| Latitude | 34.624 |
| Longitude | 98.600 |
| Depth | 10 |
| Magnitude | 4.5 mb |
| Region | SOUTHERN QINGHAI, CHINA |
| Latest update | 2021-05-21 21:24:01.5 UTC |
| rms | 1.01 s |
| N° phases used for the localisation | 160 |
| N° stations used for the localisation | 160 |
| Gap | 31.0 ° |
| 95% confidence ellipse | |
| semi major | 4.4 |
| semi minor | 3.7 |
| Azimuth | 45 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| LSA | 8.000 | 234 | M | Pn | 2021-05-21 20:06:26.9 | -0.5 | T | NEIR | |
| ENH | 10.170 | 112 | M | Pn | 2021-05-21 20:06:54.9 | -1.7 | T | NEIR | |
| ENH | 10.170 | 112 | A | P | 2021-05-21 20:06:58.9 | 2.3 | T | GFZ | |
| SHL | 10.740 | 215 | M | Pn | 2021-05-21 20:07:03.7 | -0.9 | T | NEIR | |
| SHL | 10.740 | 215 | A | P | 2021-05-21 20:07:05.7 | 1.1 | T | GFZ | |
| EVN | 12.070 | 240 | A | P | 2021-05-21 20:07:24.1 | 0.7 | T | GFZ | |
| SONM | 14.430 | 22 | M | Pn | 2021-05-21 20:07:53.5 | -1.5 | T | NEIR | |
| ULN | 14.660 | 23 | M | Pn | 2021-05-21 20:07:56.5 | -1.7 | T | NEIR | |
| ULN | 14.660 | 23 | A | P | 2021-05-21 20:08:01.7 | -2.9 | T | GFZ | |
| NPW | 14.960 | 189 | M | Pn | 2021-05-21 20:07:59.9 | -2 | T | NEIR | |
| NPW | 14.960 | 189 | A | P | 2021-05-21 20:08:09.5 | 2 | T | GFZ | |
| CHTO | 15.760 | 179 | M | Pn | 2021-05-21 20:08:12.3 | -0.2 | T | NEIR | |
| CHTO | 15.760 | 179 | A | P | 2021-05-21 20:08:17.3 | 0.9 | T | GFZ | |
| CMAR | 16.110 | 179 | M | Pn | 2021-05-21 20:08:16.5 | -0.6 | T | NEIR | |
| CMAR | 16.110 | 179 | M | P | 2021-05-21 20:08:20.0 | -0.4 | T | GSRC | |
| CM31 | 16.110 | 179 | M | Pn | 2021-05-21 20:08:16.7 | -0.4 | T | NEIR | |
| ZAK | 16.110 | 11 | M | P | 2021-05-21 20:08:19.4 | -1.2 | T | GSRC | |
| WUS | 16.630 | 299 | M | Pn | 2021-05-21 20:08:22.8 | -1.1 | T | NEIR | |
| WUS | 16.630 | 299 | M | P | 2021-05-21 20:08:23.2 | -3.2 | T | NEIR | |
| MOY | 17.120 | 5 | M | P | 2021-05-21 20:08:33.0 | 1.2 | T | GSRC | |
| DGZ | 17.150 | 335 | M | P | 2021-05-21 20:08:32.1 | -0.2 | T | GSRC | |
| PDGK | 17.190 | 306 | M | Pn | 2021-05-21 20:08:29.6 | -1.1 | T | NEIR | |
| MKAR | 17.290 | 320 | M | Pn | 2021-05-21 20:08:30.8 | -1.4 | T | NEIR | |
| MKAR | 17.290 | 320 | M | P | 2021-05-21 20:08:33.5 | -0.1 | T | GSRC | |
| MK31 | 17.290 | 320 | M | P | 2021-05-21 20:08:32.4 | -1.2 | T | GSRC | |
| TLY | 17.430 | 11 | M | Pn | 2021-05-21 20:08:31.2 | -2.7 | T | NEIR | |
| TLY | 17.430 | 11 | M | P | 2021-05-21 20:08:36.2 | 1.1 | T | GSRC | |
| MAKZ | 17.470 | 319 | M | Pn | 2021-05-21 20:08:32.3 | -2.1 | T | NEIR | |
| MAKZ | 17.470 | 319 | A | P | 2021-05-21 20:08:35.1 | -0.5 | T | GFZ | |
| PRZ | 17.610 | 303 | A | P | 2021-05-21 20:08:34.9 | -2.4 | T | GFZ | |
| PRZ | 17.610 | 303 | M | Pn | 2021-05-21 20:08:35.3 | -1 | T | NEIR | |
| TARG | 17.800 | 300 | M | Pn | 2021-05-21 20:08:37.2 | -1.7 | T | NEIR | |
| TARG | 17.800 | 300 | A | P | 2021-05-21 20:08:41.6 | 1.9 | T | GFZ | |
| ORL | 17.920 | 2 | M | P | 2021-05-21 20:08:42.3 | 1.6 | T | GSRC | |
| ANVS | 18.220 | 303 | A | P | 2021-05-21 20:08:45.3 | 1.2 | T | GFZ | |
| KDJ | 18.360 | 300 | M | P | 2021-05-21 20:08:44.7 | -0.9 | T | NEIR | |
| QIZ | 18.480 | 144 | M | P | 2021-05-21 20:08:44.4 | -2.1 | T | NEIR | |
| ASAI | 18.530 | 296 | A | P | 2021-05-21 20:08:49.2 | 1.6 | T | GFZ | |
| NRN | 19.030 | 298 | M | P | 2021-05-21 20:08:52.6 | -0.5 | T | NEIR | |
| FRU1 | 20.360 | 301 | M | P | 2021-05-21 20:09:07.1 | -0.2 | T | NEIR | |
| AAK | 20.410 | 300 | M | P | 2021-05-21 20:09:07.3 | -0.7 | T | NEIR | |
| NIL | 20.990 | 275 | M | P | 2021-05-21 20:09:13.5 | -0.6 | T | NEIR | |
| ARSB | 21.230 | 296 | M | P | 2021-05-21 20:09:17.4 | 0.6 | T | NEIR | |
| OHH | 21.250 | 294 | A | P | 2021-05-21 20:09:18.0 | 1 | T | GFZ | |
| ZALV | 21.610 | 338 | M | P | 2021-05-21 20:09:20.0 | -0.8 | T | NEIR | |
| KURK | 21.660 | 324 | M | P | 2021-05-21 20:09:21.1 | -0.2 | T | NEIR | |
| DRK | 21.890 | 291 | M | P | 2021-05-21 20:09:24.0 | -0.1 | T | NEIR | |
| BTK | 22.690 | 292 | M | P | 2021-05-21 20:09:31.8 | -0.6 | T | NEIR | |
| KK31 | 23.370 | 300 | M | P | 2021-05-21 20:09:39.6 | 0.2 | T | NEIR | |
| KKAR | 23.370 | 300 | M | P | 2021-05-21 20:09:39.8 | 0.4 | T | NEIR | |
| KBL | 24.300 | 278 | M | P | 2021-05-21 20:09:48.2 | -0.2 | T | NEIR | |
| JSU | 26.820 | 88 | M | P | 2021-05-21 20:10:10.3 | -0.7 | T | NEIR | |
| BORK | 27.200 | 321 | M | P | 2021-05-21 20:10:14.0 | -0.5 | T | NEIR | |
| ZEA | 27.750 | 38 | M | P | 2021-05-21 20:10:21.3 | 1.9 | T | GSRC | |
| ABKAR | 31.860 | 309 | M | P | 2021-05-21 20:10:56.3 | 0.5 | T | NEIR | |
| YAK | 33.690 | 26 | M | P | 2021-05-21 20:11:12.9 | 0.9 | T | GSRC | |
| SBUM | 34.460 | 155 | M | P | 2021-05-21 20:11:17.8 | -0.4 | T | NEIR | |
| MYLDM | 34.640 | 143 | M | P | 2021-05-21 20:11:19.6 | -0.1 | T | NEIR | |
| ARTI | 34.860 | 321 | M | P | 2021-05-21 20:11:22.9 | 0.8 | T | NEIR | |
| YSS | 35.170 | 56 | M | P | 2021-05-21 20:11:26.2 | 1.6 | T | GSRC | |
| NRIK | 35.240 | 353 | M | P | 2021-05-21 20:11:27.3 | 1.9 | T | GSRC | |
| GALA | 38.460 | 293 | M | P | 2021-05-21 20:11:52.7 | 0.1 | T | RSSC | |
| NDR | 38.570 | 294 | M | P | 2021-05-21 20:11:53.6 | 0.1 | T | RSSC | |
| GOBA | 38.780 | 293 | M | P | 2021-05-21 20:11:55.4 | 0 | T | RSSC | |
| TOLI2 | 39.280 | 143 | M | P | 2021-05-21 20:11:58.2 | -1 | T | NEIR | |
| SIZA | 39.330 | 295 | M | P | 2021-05-21 20:11:59.8 | -0.2 | T | RSSC | |
| ATGJ | 39.320 | 294 | M | P | 2021-05-21 20:11:59.8 | -0.2 | T | RSSC | |
| GBS | 39.360 | 294 | M | P | 2021-05-21 20:12:00.2 | -0.1 | T | RSSC | |
| ALIB | 39.400 | 293 | M | P | 2021-05-21 20:12:00.5 | 0 | T | RSSC | |
| QUB | 39.600 | 295 | M | P | 2021-05-21 20:12:02.1 | -0.1 | T | RSSC | |
| PQL | 39.590 | 294 | M | P | 2021-05-21 20:12:02.1 | -0.2 | T | RSSC | |
| QSAR | 39.750 | 295 | M | P | 2021-05-21 20:12:03.4 | -0.1 | T | RSSC | |
| LKRN | 39.770 | 291 | M | P | 2021-05-21 20:12:03.5 | -0.1 | T | RSSC | |
| ASTR | 39.790 | 291 | M | P | 2021-05-21 20:12:03.7 | 0 | T | RSSC | |
| SAAT | 39.860 | 293 | M | P | 2021-05-21 20:12:04.5 | 0.2 | T | RSSC | |
| XNQ | 39.880 | 295 | M | P | 2021-05-21 20:12:04.5 | -0.3 | T | RSSC | |
| IML | 39.900 | 294 | M | P | 2021-05-21 20:12:04.5 | -0.3 | T | RSSC | |
| KDMR | 39.960 | 294 | M | P | 2021-05-21 20:12:05.1 | 0 | T | RSSC | |
| GLBA | 39.980 | 292 | M | P | 2021-05-21 20:12:05.2 | -0.1 | T | RSSC | |
| LRK | 40.120 | 291 | M | P | 2021-05-21 20:12:06.4 | -0.3 | T | RSSC | |
| QBL | 40.140 | 295 | M | P | 2021-05-21 20:12:06.6 | -0.2 | T | RSSC | |
| YRD | 40.150 | 291 | M | P | 2021-05-21 20:12:06.7 | -0.3 | T | RSSC | |
| KIRV | 40.140 | 322 | M | P | 2021-05-21 20:12:09.1 | 2.3 | T | GSRC | |
| TIXI | 40.310 | 14 | M | P | 2021-05-21 20:12:08.1 | -0.2 | T | NEIR | |
| ZRD | 40.350 | 294 | M | P | 2021-05-21 20:12:08.4 | 0 | T | RSSC | |
| BLQ | 40.530 | 293 | M | P | 2021-05-21 20:12:09.9 | -0.1 | T | RSSC | |
| SEKA | 40.580 | 295 | M | P | 2021-05-21 20:12:09.7 | -0.7 | T | RSSC | |
| MNGR | 40.730 | 294 | M | P | 2021-05-21 20:12:11.5 | 0 | T | RSSC | |
| BRDA | 40.740 | 294 | M | P | 2021-05-21 20:12:11.5 | -0.1 | T | RSSC | |
| QRD | 40.760 | 292 | M | P | 2021-05-21 20:12:11.6 | -0.2 | T | RSSC | |
| AGDM | 40.810 | 293 | M | P | 2021-05-21 20:12:12.1 | -0.2 | T | RSSC | |
| ZKT | 40.900 | 296 | M | P | 2021-05-21 20:12:13.3 | 0.3 | T | RSSC | |
| GANJ | 41.320 | 294 | M | P | 2021-05-21 20:12:16.2 | -0.3 | T | RSSC | |
| GDB | 41.740 | 295 | M | P | 2021-05-21 20:12:19.5 | -0.6 | T | RSSC | |
| ORD | 41.870 | 292 | M | P | 2021-05-21 20:12:20.9 | -0.1 | T | RSSC | |
| MA2 | 41.870 | 37 | M | P | 2021-05-21 20:12:20.2 | -0.9 | T | NEIR | |
| QZX | 41.970 | 295 | M | P | 2021-05-21 20:12:21.7 | -0.1 | T | RSSC | |
| LUWI | 42.130 | 142 | M | P | 2021-05-21 20:12:22.6 | -0.1 | T | NEIR | |
| SBZ | 42.120 | 293 | M | P | 2021-05-21 20:12:22.8 | -0.3 | T | RSSC | |
| NAX | 42.200 | 292 | M | P | 2021-05-21 20:12:23.5 | -0.3 | T | RSSC | |
| HYR | 42.590 | 293 | M | P | 2021-05-21 20:12:26.7 | -0.2 | T | RSSC | |
| TNTI | 43.110 | 135 | M | P | 2021-05-21 20:12:30.4 | -0.3 | T | NEIR | |
| IGDI | 43.150 | 294 | M | P | 2021-05-21 20:12:31.3 | -0.1 | T | RSSC | |
| KAPI | 44.220 | 149 | M | P | 2021-05-21 20:12:39.1 | -0.5 | T | NEIR | |
| BILL | 50.010 | 27 | M | P | 2021-05-21 20:13:27.0 | 1.5 | T | GSRC | |
| BRTR | 51.000 | 296 | M | P | 2021-05-21 20:13:33.5 | 0.7 | T | NEIR | |
| BR131 | 51.000 | 296 | M | P | 2021-05-21 20:13:33.7 | 0.9 | T | NEIR | |
| AKBB | 51.560 | 311 | M | P | 2021-05-21 20:13:36.9 | -0.1 | T | GSRC | |
| FIA1 | 52.000 | 325 | M | P | 2021-05-21 20:13:41.1 | 0.7 | T | NEIR | |
| FINES | 52.000 | 325 | A | P | 2021-05-21 20:13:41.7 | 1.3 | T | NEWS | |
| ARCES | 52.080 | 335 | A | P | 2021-05-21 20:13:42.3 | 1.2 | T | NEWS | |
| BUR08 | 54.800 | 308 | M | P | 2021-05-21 20:14:01.7 | 0.7 | T | NEIR | |
| OJC | 57.530 | 312 | M | P | 2021-05-21 20:14:21.3 | 0.9 | T | NEIR | |
| KNRA | 57.710 | 145 | M | P | 2021-05-21 20:14:20.9 | -0.1 | T | NEIR | |
| HFA0 | 58.190 | 324 | A | P | 2021-05-21 20:14:25.6 | 0.4 | T | NEWS | |
| FITZ | 58.450 | 150 | M | P | 2021-05-21 20:14:25.7 | -0.5 | T | NEIR | |
| GRG | 58.760 | 301 | A | P | 2021-05-21 20:14:30.0 | 1.1 | T | GFZ | |
| NC405 | 58.860 | 326 | M | P | 2021-05-21 20:14:30.3 | 0.4 | T | NEIR | |
| NC303 | 58.990 | 326 | M | P | 2021-05-21 20:14:31.4 | 0.6 | T | NEIR | |
| MORC | 59.050 | 312 | M | P | 2021-05-21 20:14:31.8 | 0.7 | T | NEIR | |
| NC602 | 59.050 | 325 | M | P | 2021-05-21 20:14:31.7 | 0.5 | T | NEIR | |
| NORES | 59.050 | 325 | A | P | 2021-05-21 20:14:32.0 | 0.8 | T | NEWS | |
| KRLC | 59.420 | 312 | A | P | 2021-05-21 20:14:35.9 | 2.2 | T | GFZ | |
| MORH | 59.510 | 308 | A | P | 2021-05-21 20:14:35.7 | 1.5 | T | GFZ | |
| WRA | 64.080 | 142 | M | P | 2021-05-21 20:15:05.9 | 1.5 | T | GSRC | |
| WR8 | 64.180 | 142 | M | P | 2021-05-21 20:15:04.2 | -0.8 | T | NEIR | |
| CEL | 64.440 | 300 | M | P | 2021-05-21 20:15:07.9 | 0.6 | T | NEIR | |
| NRCA | 64.440 | 306 | M | P | 2021-05-21 20:15:08.4 | 1 | T | NEIR | |
| TUE | 65.360 | 311 | M | P | 2021-05-21 20:15:13.8 | 0.1 | T | NEIR | |
| TOLK | 65.460 | 22 | M | P | 2021-05-21 20:15:14.7 | 0.3 | T | NEIR | |
| IMAR | 65.480 | 25 | M | P | 2021-05-21 20:15:14.9 | 0.5 | T | NEIR | |
| COLD | 66.030 | 23 | M | P | 2021-05-21 20:15:18.2 | 0.2 | T | NEIR | |
| SENIN | 66.690 | 311 | M | P | 2021-05-21 20:15:23.2 | 1 | T | NEIR | |
| ASAR | 67.020 | 145 | M | P | 2021-05-21 20:15:23.6 | 0.2 | T | NEIR | |
| MLY | 67.050 | 26 | M | P | 2021-05-21 20:15:24.0 | -0.5 | T | NEIR | |
| BPAW | 67.470 | 26 | M | P | 2021-05-21 20:15:27.6 | 0.4 | T | NEIR | |
| BNI | 67.670 | 310 | M | P | 2021-05-21 20:15:28.7 | 0.4 | T | NEIR | |
| PPLA | 67.680 | 28 | M | P | 2021-05-21 20:15:29.3 | 0.7 | T | NEIR | |
| BMAR | 67.700 | 22 | M | P | 2021-05-21 20:15:29.9 | 1.3 | T | NEIR | |
| TRF | 68.090 | 27 | M | P | 2021-05-21 20:15:31.7 | 0.4 | T | NEIR | |
| SKT | 68.440 | 28 | M | P | 2021-05-21 20:15:32.8 | -0.4 | T | NEIR | |
| ILAR | 68.550 | 25 | M | P | 2021-05-21 20:15:33.6 | -0.3 | T | NEIR | |
| F28M | 68.980 | 20 | M | P | 2021-05-21 20:15:36.6 | -0.1 | T | NEIR | |
| DHY | 69.380 | 26 | M | P | 2021-05-21 20:15:38.7 | -0.6 | T | NEIR | |
| SML | 69.780 | 28 | M | P | 2021-05-21 20:15:40.9 | -0.7 | T | NEIR | |
| RIDG | 69.880 | 25 | M | P | 2021-05-21 20:15:41.7 | -0.6 | T | NEIR | |
| BRLK | 69.950 | 30 | M | P | 2021-05-21 20:15:41.6 | -1 | T | NEIR | |
| SCM | 70.150 | 27 | M | P | 2021-05-21 20:15:44.1 | 0.2 | T | NEIR | |
| KDAK | 70.340 | 33 | M | P | 2021-05-21 20:15:44.7 | -0.2 | T | NEIR | |
| PWL | 70.340 | 29 | M | P | 2021-05-21 20:15:44.9 | -0.1 | T | NEIR | |
| KLU | 70.890 | 27 | M | P | 2021-05-21 20:15:48.5 | 0.1 | T | NEIR | |
| DIV | 71.170 | 27 | M | P | 2021-05-21 20:15:50.1 | 0 | T | NEIR | |
| BCAR | 71.370 | 25 | M | P | 2021-05-21 20:15:51.8 | 0.4 | T | NEIR | |
| MBAR | 72.300 | 257 | M | P | 2021-05-21 20:15:58.7 | 2.5 | T | GSRC | |
| BBOO | 75.800 | 148 | M | P | 2021-05-21 20:16:15.0 | -1.4 | T | NEIR | |
| ESDC | 77.180 | 310 | M | P | 2021-05-21 20:16:25.8 | 0.9 | T | NEIR | |
| YKA | 79.480 | 15 | M | P | 2021-05-21 20:16:38.4 | 0.5 | T | GSRC | |
| FFC | 89.130 | 12 | M | P | 2021-05-21 20:17:26.5 | -0.4 | T | NEIR | |
| PMNB | 145.160 | 289 | A | PKPdf | 2021-05-21 20:24:09.3 | 1 | T | GFZ | |
| CLDB | 146.780 | 310 | A | PKPdf | 2021-05-21 20:24:13.0 | 1.9 | T | GFZ |