| Author | |
| Date and time | 2017-12-20 22:15:21.0 UTC |
| Latitude | 46.987 |
| Longitude | -122.204 |
| Depth | 0.7 |
| Magnitude | 2.1 MD |
| Region | PUGET SOUND REGION, WASHINGTON |
| Latest update | 2017-12-20 22:18:13.2 UTC |
| rms | 0.04 s |
| N° phases used for the localisation | 17 |
| N° stations used for the localisation | 17 |
| Gap | 89.0 ° |
| 95% confidence ellipse | |
| semi major | 1.1 |
| semi minor | 0.4 |
| Azimuth | 36 ° |
| Location Type | automatic |
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 |
|---|---|---|---|---|---|---|---|---|---|
| B941 | 0.010 | 268 | A | P | 2017-12-20 22:15:21.1 | -0 | T | UW | |
| GHW | 0.070 | 320 | A | P | 2017-12-20 22:15:22.6 | 0 | T | UW | |
| RVC | 0.170 | 106 | A | P | 2017-12-20 22:15:24.7 | 0.1 | T | UW | |
| OBSR | 0.280 | 108 | A | P | 2017-12-20 22:15:26.9 | 0.4 | T | UW | |
| REMR | 0.300 | 124 | A | P | 2017-12-20 22:15:26.9 | 0 | T | UW | |
| LON | 0.360 | 131 | A | P | 2017-12-20 22:15:27.7 | -0.1 | T | UW | |
| FMW | 0.370 | 99 | A | P | 2017-12-20 22:15:28.1 | -0.1 | T | UW | |
| LCW | 0.460 | 227 | A | P | 2017-12-20 22:15:29.8 | 0.1 | T | UW | |
| SR41 | 0.470 | 102 | A | P | 2017-12-20 22:15:29.9 | 0.1 | T | UW | |
| KOSW | 0.530 | 179 | A | P | 2017-12-20 22:15:30.0 | 0.1 | T | UW | |
| B201 | 0.690 | 184 | A | P | 2017-12-20 22:15:33.5 | -0.2 | T | UW | |
| ERK | 0.690 | 188 | A | P | 2017-12-20 22:15:33.6 | 0.1 | T | UW | |
| JRO | 0.710 | 181 | A | P | 2017-12-20 22:15:31.7 | -2.4 | T | UW | |
| B202 | 0.740 | 176 | A | P | 2017-12-20 22:15:34.2 | -0.2 | T | UW | |
| STD | 0.750 | 181 | A | P | 2017-12-20 22:15:36.5 | 1.7 | T | UW | |
| JLK | 0.840 | 178 | A | P | 2017-12-20 22:15:36.8 | 0.4 | T | UW | |
| JCW | 1.220 | 9 | A | P | 2017-12-20 22:15:43.4 | 0.8 | T | UW |