| Author | |
| Date and time | 2023-03-21 23:18:20.4 UTC |
| Latitude | 40.550 |
| Longitude | -124.400 |
| Depth | 25 |
| Magnitude | 4.5 Mw |
| Region | OFFSHORE NORTHERN CALIFORNIA |
| Latest update | 2023-03-21 23:22:24.9 UTC |
| rms | 1.55 s |
| N° phases used for the localisation | 118 |
| N° stations used for the localisation | 118 |
| Gap | 164.0 ° |
| 95% confidence ellipse | |
| semi major | 9999.9 |
| semi minor | 9999.9 |
| Azimuth | -99 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| KCTM | 0.090 | 147 | A | Pg | 2023-03-21 23:18:23.4 | -1.7 | T | NEIR | |
| RBOW | 0.310 | 134 | A | Pg | 2023-03-21 23:18:26.2 | -1.6 | T | NEIR | |
| KCRM | 0.460 | 105 | A | Pg | 2023-03-21 23:18:28.8 | -1.4 | T | NEIR | |
| BRIC | 0.580 | 139 | A | Pn | 2023-03-21 23:18:31.2 | -1.8 | T | NEIR | |
| KMRM | 0.620 | 122 | M | Pn | 2023-03-21 23:18:31.7 | -2.1 | T | NEIR | |
| KMRM | 0.620 | 122 | M | Sn | 2023-03-21 23:18:40.4 | -1.5 | T | NEIR | |
| KRPM | 0.670 | 25 | M | Pn | 2023-03-21 23:18:32.3 | -2.2 | T | NEIR | |
| KRPM | 0.670 | 25 | M | Sn | 2023-03-21 23:18:41.7 | -2.1 | T | NEIR | |
| KSXB | 1.340 | 17 | M | Pn | 2023-03-21 23:18:41.9 | -1.8 | T | NEIR | |
| SBAR | 1.500 | 42 | M | Pn | 2023-03-21 23:18:43.9 | -2.1 | T | NEIR | |
| LCOW | 1.690 | 86 | M | Pn | 2023-03-21 23:18:46.4 | -2 | T | NEIR | |
| YBH | 1.740 | 47 | M | Pn | 2023-03-21 23:18:47.4 | -1.8 | T | NEIR | |
| GTSB | 1.850 | 131 | M | Pn | 2023-03-21 23:18:48.7 | -2.1 | T | NEIR | |
| AONC | 1.890 | 108 | M | Pn | 2023-03-21 23:18:49.7 | -1.4 | T | NEIR | |
| BRIT | 2.140 | 76 | A | Pn | 2023-03-21 23:18:53.9 | -0.8 | T | NEIR | |
| BCCR | 2.170 | 109 | A | Pn | 2023-03-21 23:18:53.6 | -1.4 | T | NEIR | |
| HATC | 2.250 | 82 | M | Pn | 2023-03-21 23:18:55.5 | -0.7 | T | NEIR | |
| OSUM | 2.340 | 122 | A | Pn | 2023-03-21 23:18:55.2 | -2.1 | T | NEIR | |
| ORV | 2.440 | 113 | A | Pn | 2023-03-21 23:18:56.6 | -2.1 | T | NEIR | |
| YUBA | 3.210 | 111 | M | Pn | 2023-03-21 23:19:08.7 | -0.9 | T | NEIR | |
| K05A | 3.410 | 49 | M | Pn | 2023-03-21 23:19:11.6 | -0.7 | T | NEIR | |
| MPK | 3.590 | 109 | M | Pn | 2023-03-21 23:19:13.9 | -0.9 | T | NEIR | |
| BUCK | 3.790 | 16 | M | Pn | 2023-03-21 23:19:16.7 | -0.7 | T | NEIR | |
| MHC | 3.860 | 145 | M | Pn | 2023-03-21 23:19:17.1 | -1.3 | T | NEIR | |
| PNTR | 3.970 | 110 | M | Pn | 2023-03-21 23:19:18.0 | -2.1 | T | NEIR | |
| COR | 4.110 | 11 | M | Pn | 2023-03-21 23:19:21.5 | -0.2 | T | NEIR | |
| COR | 4.110 | 11 | A | P | 2023-03-21 23:19:22.9 | 1.2 | T | GFZ | |
| PINE | 4.130 | 37 | M | Pn | 2023-03-21 23:19:22.7 | 0.4 | T | NEIR | |
| YERR | 4.270 | 110 | M | Pn | 2023-03-21 23:19:23.3 | -0.9 | T | NEIR | |
| BUCR | 4.380 | 130 | M | Pn | 2023-03-21 23:19:25.3 | -0.2 | T | NEIR | |
| WVOR | 4.720 | 65 | A | P | 2023-03-21 23:19:28.4 | -1.8 | T | GFZ | |
| BBGB | 4.760 | 145 | M | Pn | 2023-03-21 23:19:29.1 | -1.6 | T | NEIR | |
| HLID | 8.010 | 65 | A | P | 2023-03-21 23:20:17.2 | 1.6 | T | GFZ | |
| DUG | 8.850 | 89 | A | P | 2023-03-21 23:20:28.2 | 1.2 | T | GFZ | |
| NEW | 9.300 | 32 | A | P | 2023-03-21 23:20:33.4 | 0.4 | T | GFZ | |
| PFO | 9.390 | 135 | A | P | 2023-03-21 23:20:34.4 | 0 | T | GFZ | |
| LLLB | 10.210 | 9 | A | P | 2023-03-21 23:20:46.0 | 0.5 | T | GFZ | |
| EDM | 14.720 | 27 | M | Pn | 2023-03-21 23:21:43.3 | -3.9 | T | NEIR | |
| ANMO | 15.240 | 106 | M | Pn | 2023-03-21 23:21:51.9 | -2.3 | T | NEIR | |
| ANMO | 15.240 | 106 | A | P | 2023-03-21 23:21:55.0 | -4 | T | GFZ | |
| Y22A | 15.360 | 110 | M | Pn | 2023-03-21 23:21:54.3 | -1.5 | T | NEIR | |
| RSSD | 15.470 | 70 | M | Pn | 2023-03-21 23:21:54.2 | -3.1 | T | NEIR | |
| T25A | 15.940 | 96 | M | Pn | 2023-03-21 23:22:01.5 | -1.8 | T | NEIR | |
| KSCO | 16.800 | 88 | M | P | 2023-03-21 23:22:12.6 | -3.6 | T | NEIR | |
| OGNE | 16.950 | 81 | M | Pn | 2023-03-21 23:22:13.6 | -2.4 | T | NEIR | |
| NBC5 | 17.010 | 3 | M | P | 2023-03-21 23:22:16.6 | -2 | T | NEIR | |
| MNTX | 17.700 | 114 | A | P | 2023-03-21 23:22:25.9 | 0 | T | GFZ | |
| CBKS | 19.040 | 87 | M | P | 2023-03-21 23:22:39.7 | -1.1 | T | NEIR | |
| MDND | 19.160 | 59 | M | P | 2023-03-21 23:22:40.0 | -2.1 | T | NEIR | |
| FFC | 20.580 | 39 | M | P | 2023-03-21 23:22:56.8 | -0.8 | T | GSRC | |
| HPIG | 20.610 | 125 | A | P | 2023-03-21 23:23:00.4 | 2.4 | T | GFZ | |
| ECSD | 20.800 | 72 | A | P | 2023-03-21 23:23:00.1 | 0.1 | T | GFZ | |
| WHY | 21.140 | 346 | A | P | 2023-03-21 23:23:06.7 | 2.9 | T | GFZ | |
| ULM | 22.120 | 54 | M | P | 2023-03-21 23:23:12.4 | -1.7 | T | GSRC | |
| BILL | 45.420 | 331 | M | P | 2023-03-21 23:26:37.7 | 0.1 | T | GSRC | |
| BRU2 | 48.680 | 119 | A | P | 2023-03-21 23:27:01.7 | -0.8 | T | GFZ | |
| PET | 51.640 | 312 | A | P | 2023-03-21 23:27:25.2 | -0.1 | T | GFZ | |
| SEY | 51.840 | 325 | M | P | 2023-03-21 23:27:27.2 | 0.3 | T | GSRC | |
| NRIK | 67.850 | 348 | M | P | 2023-03-21 23:29:17.3 | 0.1 | T | GSRC | |
| KLR | 68.250 | 317 | M | P | 2023-03-21 23:29:19.5 | 0 | T | GSRC | |
| SGF | 69.980 | 12 | A | P | 2023-03-21 23:29:30.8 | 0.3 | T | GFZ | |
| RNF | 70.670 | 12 | A | P | 2023-03-21 23:29:34.5 | -0.2 | T | GFZ | |
| OUL | 72.050 | 13 | A | P | 2023-03-21 23:29:43.2 | 0.2 | T | GFZ | |
| OUF | 72.510 | 14 | A | P | 2023-03-21 23:29:45.8 | 0 | T | GFZ | |
| MEF | 76.250 | 15 | A | P | 2023-03-21 23:30:08.2 | 0.7 | T | GFZ | |
| PUL | 77.760 | 13 | A | P | 2023-03-21 23:30:15.7 | -0.3 | T | GFZ | |
| BSEG | 78.050 | 25 | A | P | 2023-03-21 23:30:18.7 | 1.2 | T | GFZ | |
| OPLO | 78.410 | 29 | A | P | 2023-03-21 23:30:21.5 | 2 | T | GFZ | |
| PB02 | 79.780 | 130 | A | P | 2023-03-21 23:30:27.8 | 1.6 | T | GFZ | |
| FLT1 | 79.700 | 26 | A | P | 2023-03-21 23:30:27.4 | 0.8 | T | GFZ | |
| PABE | 80.470 | 18 | A | P | 2023-03-21 23:30:31.6 | 0.8 | T | GFZ | |
| NEUB | 80.820 | 26 | A | P | 2023-03-21 23:30:34.4 | 1.8 | T | GFZ | |
| LOR | 81.110 | 33 | A | P | 2023-03-21 23:30:35.1 | 0.9 | T | GFZ | |
| SUW | 81.650 | 19 | A | P | 2023-03-21 23:30:37.5 | 0.4 | T | GFZ | |
| BRG | 81.820 | 25 | A | P | 2023-03-21 23:30:38.7 | 0.7 | T | GFZ | |
| ROTZ | 82.190 | 27 | A | P | 2023-03-21 23:30:41.0 | 1.1 | T | GFZ | |
| MNK | 82.250 | 16 | M | P | 2023-03-21 23:30:41.0 | 0.8 | T | GSRC | |
| GRB2 | 82.430 | 27 | A | P | 2023-03-21 23:30:42.0 | 0.8 | T | GFZ | |
| ZALV | 82.450 | 343 | M | P | 2023-03-21 23:30:42.6 | 1.3 | T | GSRC | |
| KSP | 82.590 | 24 | A | P | 2023-03-21 23:30:43.2 | 1.2 | T | GFZ | |
| PRA | 82.670 | 25 | A | P | 2023-03-21 23:30:44.0 | 1.6 | T | GFZ | |
| DAVA | 83.450 | 29 | A | P | 2023-03-21 23:30:49.3 | 2.7 | T | GFZ | |
| ORIF | 83.830 | 33 | A | P | 2023-03-21 23:30:49.1 | 0.7 | T | GFZ | |
| MORC | 83.910 | 24 | A | P | 2023-03-21 23:30:49.8 | 0.9 | T | GFZ | |
| VRAC | 84.030 | 24 | A | P | 2023-03-21 23:30:50.7 | 1.3 | T | GFZ | |
| BNI | 84.050 | 32 | A | P | 2023-03-21 23:30:51.0 | 1.4 | T | GFZ | |
| RJOB | 84.130 | 27 | A | P | 2023-03-21 23:30:51.1 | 1.1 | T | GFZ | |
| FUORN | 84.160 | 29 | A | P | 2023-03-21 23:30:52.7 | 2.4 | T | GFZ | |
| OJC | 84.180 | 22 | A | P | 2023-03-21 23:30:51.3 | 1.1 | T | GFZ | |
| KRUC | 84.180 | 25 | A | P | 2023-03-21 23:30:51.3 | 1.1 | T | GFZ | |
| OGAG | 84.210 | 33 | A | P | 2023-03-21 23:30:52.4 | 2 | T | GFZ | |
| MUGIO | 84.280 | 31 | A | P | 2023-03-21 23:30:52.4 | 1.7 | T | GFZ | |
| EJON | 84.530 | 36 | A | P | 2023-03-21 23:30:53.2 | 1.4 | T | GFZ | |
| JAVC | 84.760 | 24 | A | P | 2023-03-21 23:30:55.2 | 2 | T | GFZ | |
| ISO | 84.920 | 33 | A | P | 2023-03-21 23:30:55.1 | 1.2 | T | GFZ | |
| NIE | 85.050 | 22 | A | P | 2023-03-21 23:30:56.4 | 1.8 | T | GFZ | |
| CIMO | 85.220 | 28 | A | P | 2023-03-21 23:30:55.9 | 0.5 | T | GFZ | |
| SAOF | 85.290 | 33 | A | P | 2023-03-21 23:30:56.9 | 1.2 | T | GFZ | |
| SOP | 85.440 | 25 | A | P | 2023-03-21 23:30:58.1 | 1.6 | T | GFZ | |
| ARSA | 85.480 | 26 | A | P | 2023-03-21 23:30:57.9 | 1.2 | T | GFZ | |
| PRED | 85.510 | 28 | A | P | 2023-03-21 23:30:57.1 | 0.2 | T | GFZ | |
| DGZ | 85.740 | 340 | M | P | 2023-03-21 23:30:59.4 | 1.2 | T | GSRC | |
| DRE | 85.770 | 28 | A | P | 2023-03-21 23:30:58.8 | 0.6 | T | GFZ | |
| OBKA | 85.790 | 27 | A | P | 2023-03-21 23:30:59.1 | 0.8 | T | GFZ | |
| SABO | 85.920 | 28 | A | P | 2023-03-21 23:31:00.0 | 1.1 | T | GFZ | |
| AKBB | 86.110 | 16 | M | P | 2023-03-21 23:30:59.1 | -0.7 | T | GSRC | |
| KIEV | 86.110 | 16 | A | P | 2023-03-21 23:30:59.9 | 0.1 | T | GFZ | |
| MPLH | 86.210 | 25 | A | P | 2023-03-21 23:31:01.7 | 1.4 | T | GFZ | |
| CSKK | 86.270 | 24 | A | P | 2023-03-21 23:31:02.8 | 2.2 | T | GFZ | |
| PSZ | 86.270 | 23 | A | P | 2023-03-21 23:31:02.7 | 2 | T | GFZ | |
| ABAH | 86.330 | 22 | A | P | 2023-03-21 23:31:03.1 | 2.2 | T | GFZ | |
| KURK | 86.770 | 346 | M | P | 2023-03-21 23:31:03.2 | 0.1 | T | GSRC | |
| KOVH | 87.350 | 25 | A | P | 2023-03-21 23:31:06.3 | 0.5 | T | GFZ | |
| MORH | 87.410 | 25 | A | P | 2023-03-21 23:31:06.8 | 0.7 | T | GFZ | |
| DEV | 88.990 | 22 | A | P | 2023-03-21 23:31:14.3 | 0.6 | T | GFZ | |
| MK31 | 89.710 | 342 | M | P | 2023-03-21 23:31:18.3 | 1.2 | T | GSRC | |
| MKAR | 89.710 | 342 | M | P | 2023-03-21 23:31:20.1 | 3 | T | GSRC | |
| THERA | 98.490 | 24 | A | P | 2023-03-21 23:31:56.3 | -0.9 | T | GFZ |