| Author | |
| Date and time | 2017-12-24 17:33:42.0 UTC |
| Latitude | -15.390 |
| Longitude | -172.903 |
| Depth | 50 |
| Magnitude | 5.5 Mw |
| Region | SAMOA ISLANDS REGION |
| Latest update | 2017-12-24 17:47:59.2 UTC |
| rms | 1.62 s |
| N° phases used for the localisation | 151 |
| N° stations used for the localisation | 151 |
| Gap | 52.0 ° |
| 95% confidence ellipse | |
| semi major | 9.9 |
| semi minor | 5.8 |
| Azimuth | 126 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| AFI | 1.830 | 37 | M | Pn | 2017-12-24 17:34:07.5 | -3.7 | T | NEIR | |
| AFI | 1.830 | 37 | A | P | 2017-12-24 17:34:07.6 | -3.6 | T | KAN | |
| AFI | 1.830 | 37 | M | Sn | 2017-12-24 17:34:27.1 | -6.1 | T | NEIR | |
| NIUE | 4.640 | 143 | M | Pn | 2017-12-24 17:34:45.0 | -4.5 | T | NEIR | |
| NIUE | 4.640 | 143 | A | P | 2017-12-24 17:34:47.4 | -2.1 | T | KAN | |
| RAR | 13.760 | 117 | M | Pn | 2017-12-24 17:36:52.7 | -1.4 | T | NEIR | |
| RAR | 13.760 | 117 | M | P | 2017-12-24 17:36:56.7 | -2 | T | GFZ | |
| MARNC | 19.080 | 249 | M | P | 2017-12-24 17:38:00.4 | 0.2 | T | NEIR | |
| LIFNC | 19.630 | 251 | M | P | 2017-12-24 17:38:03.3 | -2.9 | T | NEIR | |
| PINNC | 19.920 | 246 | M | P | 2017-12-24 17:38:06.4 | -3 | T | NEIR | |
| OUENC | 20.400 | 247 | M | P | 2017-12-24 17:38:12.3 | -2.3 | T | NEIR | |
| DZM | 20.660 | 248 | M | P | 2017-12-24 17:38:16.4 | -1.1 | T | NEIR | |
| ONTNC | 20.720 | 247 | M | P | 2017-12-24 17:38:14.2 | -3.8 | T | NEIR | |
| KOUNC | 22.310 | 253 | M | P | 2017-12-24 17:38:32.8 | -2.2 | T | NEIR | |
| XMAS | 23.130 | 43 | M | P | 2017-12-24 17:38:44.9 | 1.3 | T | GFZ | |
| URZ | 24.440 | 199 | M | P | 2017-12-24 17:38:57.2 | 1.3 | T | GFZ | |
| TOZ | 24.520 | 203 | M | P | 2017-12-24 17:38:57.8 | 1.2 | T | NEIR | |
| RTZ | 24.800 | 199 | M | P | 2017-12-24 17:38:59.5 | 0.2 | T | NEIR | |
| HIZ | 25.450 | 203 | M | P | 2017-12-24 17:39:03.0 | -2.1 | T | NEIR | |
| BKZ | 25.460 | 199 | M | P | 2017-12-24 17:39:06.2 | 0.9 | T | NEIR | |
| BFZ | 26.920 | 198 | M | P | 2017-12-24 17:39:20.3 | 1.9 | T | NEIR | |
| MRZ | 27.110 | 200 | M | P | 2017-12-24 17:39:20.4 | 0.3 | T | NEIR | |
| TCW | 28.040 | 201 | M | P | 2017-12-24 17:39:27.1 | -1.3 | T | NEIR | |
| TUWZ | 28.350 | 201 | M | P | 2017-12-24 17:39:32.8 | 1.7 | T | NEIR | |
| TKNZ | 28.360 | 203 | M | P | 2017-12-24 17:39:30.4 | -0.8 | T | NEIR | |
| BSWZ | 28.620 | 201 | M | P | 2017-12-24 17:39:34.1 | 0.5 | T | NEIR | |
| THZ | 29.010 | 202 | M | P | 2017-12-24 17:39:36.8 | -0.3 | T | NEIR | |
| GVZ | 30.020 | 201 | M | P | 2017-12-24 17:39:46.7 | 0.7 | T | NEIR | |
| LTZ | 30.130 | 202 | M | P | 2017-12-24 17:39:46.6 | -0.4 | T | NEIR | |
| INZ | 30.390 | 203 | M | P | 2017-12-24 17:39:48.8 | -0.4 | T | NEIR | |
| WHZ | 34.410 | 204 | M | P | 2017-12-24 17:40:24.9 | 0.5 | T | NEIR | |
| ARMA | 35.780 | 239 | M | P | 2017-12-24 17:40:33.6 | -2.6 | T | NEIR | |
| CTAO | 39.140 | 257 | M | P | 2017-12-24 17:41:06.8 | 2.3 | T | NEIR | |
| CAN | 39.440 | 233 | M | P | 2017-12-24 17:41:07.4 | 0.3 | T | NEIR | |
| CMSA | 41.000 | 239 | M | P | 2017-12-24 17:41:21.7 | 1.8 | T | GFZ | |
| QLP | 41.390 | 247 | M | P | 2017-12-24 17:41:25.3 | 2.2 | T | GFZ | |
| TOO | 42.860 | 231 | M | P | 2017-12-24 17:41:34.0 | -1.2 | T | NEIR | |
| STKA | 44.480 | 240 | M | P | 2017-12-24 17:41:47.1 | -1 | T | NEIR | |
| QIS | 45.380 | 256 | M | P | 2017-12-24 17:41:57.2 | 2 | T | GFZ | |
| GHSS | 47.520 | 237 | A | P | 2017-12-24 17:42:14.5 | 2.4 | T | KAN | |
| BBOO | 49.260 | 240 | M | P | 2017-12-24 17:42:25.0 | -0.4 | T | NEIR | |
| WRAB | 50.340 | 257 | M | P | 2017-12-24 17:42:32.4 | -1.2 | T | NEIR | |
| WB2 | 50.340 | 257 | M | P | 2017-12-24 17:42:33.1 | -0.5 | T | NEIR | |
| WRA | 50.350 | 257 | M | P | 2017-12-24 17:42:32.8 | -0.9 | T | NEIR | |
| ASAR | 50.610 | 252 | M | P | 2017-12-24 17:42:34.5 | -1.1 | T | NEIR | |
| AS31 | 50.610 | 252 | M | P | 2017-12-24 17:42:34.9 | -0.7 | T | NEIR | |
| FORT | 55.880 | 243 | M | P | 2017-12-24 17:43:13.8 | -0.5 | T | NEIR | |
| JCJ | 60.750 | 314 | M | P | 2017-12-24 17:43:46.2 | -1.9 | T | NEIR | |
| SOEI | 61.470 | 267 | M | P | 2017-12-24 17:43:58.4 | 5.3 | T | GFZ | |
| SBA | 63.260 | 185 | M | P | 2017-12-24 17:44:04.3 | -1.3 | T | NEIR | |
| VNDA | 63.400 | 186 | M | P | 2017-12-24 17:44:07.4 | 0.9 | T | NEIR | |
| MEEK | 64.300 | 248 | M | P | 2017-12-24 17:44:13.2 | 1.2 | T | GFZ | |
| MPSI | 68.220 | 277 | M | P | 2017-12-24 17:44:40.8 | 4 | T | GFZ | |
| CCD | 68.550 | 194 | A | P | 2017-12-24 17:44:42.1 | 1.9 | T | KAN | |
| MAJO | 69.300 | 320 | M | P | 2017-12-24 17:44:44.2 | 0.5 | T | GSRC | |
| PFO | 72.630 | 47 | A | P | 2017-12-24 17:45:06.0 | 2 | T | KAN | |
| PETK | 72.800 | 342 | M | P | 2017-12-24 17:45:04.3 | -0.8 | T | NEIR | |
| QSM | 73.620 | 45 | M | P | 2017-12-24 17:45:08.2 | -1.6 | T | NEIR | |
| YSS | 73.760 | 330 | M | P | 2017-12-24 17:45:09.2 | -1.4 | T | GSRC | |
| NVAR | 74.060 | 42 | M | P | 2017-12-24 17:45:13.5 | 0.9 | T | NEIR | |
| TPNV | 74.580 | 44 | M | P | 2017-12-24 17:45:16.8 | 1.3 | T | NEIR | |
| QSPA | 74.590 | 180 | M | P | 2017-12-24 17:45:16.4 | -0.1 | T | NEIR | |
| K05A | 75.030 | 37 | M | P | 2017-12-24 17:45:17.6 | -0.6 | T | NEIR | |
| PINE | 75.660 | 36 | M | P | 2017-12-24 17:45:21.1 | -0.8 | T | NEIR | |
| TUC | 76.080 | 51 | M | P | 2017-12-24 17:45:25.2 | 1.2 | T | GFZ | |
| WVOR | 76.180 | 38 | M | P | 2017-12-24 17:45:26.6 | 1.9 | T | GFZ | |
| O18K | 76.370 | 9 | M | P | 2017-12-24 17:45:25.0 | -0.8 | T | NEIR | |
| ILSW | 76.820 | 10 | M | P | 2017-12-24 17:45:27.7 | -0.8 | T | NEIR | |
| GNW | 77.030 | 32 | M | P | 2017-12-24 17:45:27.3 | -2.1 | T | NEIR | |
| WUAZ | 77.200 | 47 | A | P | 2017-12-24 17:45:31.7 | 1.2 | T | KAN | |
| ELK | 77.320 | 41 | A | P | 2017-12-24 17:45:32.8 | 1.5 | T | KAN | |
| HPIG | 77.700 | 57 | M | P | 2017-12-24 17:45:35.0 | 1.8 | T | GFZ | |
| HAWA | 78.040 | 35 | A | P | 2017-12-24 17:45:36.7 | 1.6 | T | KAN | |
| MSU | 78.140 | 44 | M | P | 2017-12-24 17:45:35.0 | -0.8 | T | NEIR | |
| DUG | 78.590 | 43 | M | P | 2017-12-24 17:45:39.8 | 1.6 | T | GFZ | |
| ZAIG | 78.650 | 63 | M | P | 2017-12-24 17:45:40.0 | 1.4 | T | GFZ | |
| SUA | 78.630 | 11 | M | P | 2017-12-24 17:45:38.4 | -0.2 | T | NEIR | |
| SKT | 78.970 | 10 | M | P | 2017-12-24 17:45:39.5 | -0.8 | T | NEIR | |
| KNK | 79.010 | 12 | M | P | 2017-12-24 17:45:40.6 | 0.1 | T | NEIR | |
| TTA | 79.200 | 8 | M | P | 2017-12-24 17:45:42.1 | 0.4 | T | NEIR | |
| GHO | 79.250 | 11 | M | P | 2017-12-24 17:45:41.5 | -0.4 | T | NEIR | |
| HLID | 79.370 | 39 | M | P | 2017-12-24 17:45:44.5 | 1.9 | T | GFZ | |
| SML | 79.390 | 12 | M | P | 2017-12-24 17:45:42.4 | -0.3 | T | NEIR | |
| CUT | 79.580 | 11 | M | P | 2017-12-24 17:45:43.2 | -0.4 | T | NEIR | |
| SCM | 79.610 | 12 | M | P | 2017-12-24 17:45:43.7 | -0.2 | T | NEIR | |
| PPLA | 79.720 | 10 | M | P | 2017-12-24 17:45:43.7 | -0.9 | T | NEIR | |
| MNTX | 79.910 | 53 | M | P | 2017-12-24 17:45:46.3 | 1.1 | T | GFZ | |
| GRNC | 79.890 | 15 | M | P | 2017-12-24 17:45:44.4 | -1.2 | T | NEIR | |
| N25K | 79.990 | 13 | M | P | 2017-12-24 17:45:45.8 | -0.1 | T | NEIR | |
| PV05 | 80.040 | 46 | M | P | 2017-12-24 17:45:46.4 | 0.2 | T | NEIR | |
| MVCO | 80.050 | 47 | A | P | 2017-12-24 17:45:47.8 | 1.5 | T | KAN | |
| M24K | 80.100 | 12 | M | P | 2017-12-24 17:45:46.8 | 0.3 | T | NEIR | |
| NEW | 80.480 | 34 | M | P | 2017-12-24 17:45:49.2 | 0.8 | T | GFZ | |
| ANMO | 80.500 | 50 | M | P | 2017-12-24 17:45:50.8 | 2.2 | T | GFZ | |
| KTH | 80.540 | 10 | M | P | 2017-12-24 17:45:48.2 | -0.7 | T | NEIR | |
| TRF | 80.550 | 10 | M | P | 2017-12-24 17:45:47.3 | -1.8 | T | NEIR | |
| RND | 80.760 | 11 | M | P | 2017-12-24 17:45:49.8 | -0.3 | T | NEIR | |
| KLR | 80.820 | 327 | M | P | 2017-12-24 17:45:50.8 | 0.6 | T | GSRC | |
| AHID | 81.010 | 41 | M | P | 2017-12-24 17:45:52.0 | 0.6 | T | GFZ | |
| MCK | 81.050 | 11 | M | P | 2017-12-24 17:45:51.2 | -0.4 | T | NEIR | |
| KASI | 81.520 | 267 | M | P | 2017-12-24 17:45:56.7 | 3 | T | GFZ | |
| N30M | 81.730 | 17 | M | P | 2017-12-24 17:45:55.3 | 0.1 | T | NEIR | |
| BCAR | 81.900 | 14 | M | P | 2017-12-24 17:45:55.7 | -0.4 | T | NEIR | |
| MLY | 81.950 | 9 | M | P | 2017-12-24 17:45:55.9 | -0.5 | T | NEIR | |
| PDAR | 81.990 | 42 | M | P | 2017-12-24 17:45:57.3 | 0.6 | T | NEIR | |
| CCB | 82.080 | 11 | M | P | 2017-12-24 17:45:56.3 | -0.7 | T | NEIR | |
| SCRK | 82.220 | 12 | M | P | 2017-12-24 17:45:57.8 | -0.1 | T | NEIR | |
| COLA | 82.280 | 11 | M | P | 2017-12-24 17:45:58.5 | 0.5 | T | GFZ | |
| MDM | 82.300 | 10 | M | P | 2017-12-24 17:45:57.9 | -0.3 | T | NEIR | |
| ILAR | 82.360 | 11 | M | P | 2017-12-24 17:45:57.5 | -1 | T | NEIR | |
| IL03 | 82.370 | 11 | M | P | 2017-12-24 17:45:57.8 | -0.7 | T | NEIR | |
| IMAR | 82.420 | 8 | M | P | 2017-12-24 17:45:59.0 | 0.2 | T | NEIR | |
| J25K | 82.510 | 12 | M | P | 2017-12-24 17:45:58.2 | -1.1 | T | NEIR | |
| POKR | 82.580 | 11 | M | P | 2017-12-24 17:45:59.2 | -0.4 | T | NEIR | |
| SEY | 82.660 | 345 | M | P | 2017-12-24 17:46:00.7 | 0.7 | T | GSRC | |
| M30M | 82.720 | 16 | M | P | 2017-12-24 17:45:59.6 | -0.8 | T | NEIR | |
| L29M | 82.820 | 15 | M | P | 2017-12-24 17:46:01.2 | 0.3 | T | NEIR | |
| ISCO | 83.240 | 46 | M | P | 2017-12-24 17:46:04.4 | 1.2 | T | GFZ | |
| RLMT | 83.330 | 40 | A | P | 2017-12-24 17:46:04.4 | 0.8 | T | KAN | |
| DAWY | 83.310 | 14 | M | P | 2017-12-24 17:46:02.2 | -1.3 | T | NEIR | |
| MAYO | 83.790 | 16 | M | P | 2017-12-24 17:46:05.9 | 0 | T | NEIR | |
| BELA | 83.860 | 172 | M | P | 2017-12-24 17:46:06.2 | -0.5 | T | NEIR | |
| BILL | 84.580 | 352 | M | P | 2017-12-24 17:46:10.6 | 0.7 | T | GFZ | |
| E22K | 84.700 | 8 | M | P | 2017-12-24 17:46:11.2 | 0.6 | T | NEIR | |
| BMAR | 85.170 | 11 | M | P | 2017-12-24 17:46:12.3 | -0.6 | T | NEIR | |
| TOLK | 85.480 | 8 | M | P | 2017-12-24 17:46:15.5 | 1 | T | NEIR | |
| RSSD | 86.180 | 42 | M | P | 2017-12-24 17:46:18.6 | 0.6 | T | GFZ | |
| HKT | 86.850 | 58 | M | P | 2017-12-24 17:46:23.1 | 2.4 | T | GFZ | |
| ENH | 87.400 | 302 | M | P | 2017-12-24 17:46:25.7 | 2.2 | T | GFZ | |
| INK | 88.160 | 14 | M | P | 2017-12-24 17:46:28.0 | 0.6 | T | GFZ | |
| PSI | 89.040 | 273 | M | P | 2017-12-24 17:46:32.9 | 1.6 | T | GFZ | |
| VNA3 | 92.720 | 175 | M | P | 2017-12-24 17:46:50.2 | 0.9 | T | GFZ | |
| SNAA | 92.790 | 177 | M | P | 2017-12-24 17:46:51.1 | 1.5 | T | GFZ | |
| CMAR | 93.170 | 288 | M | P | 2017-12-24 17:46:48.8 | -1.5 | T | NEIR | |
| VNA2 | 93.220 | 175 | M | P | 2017-12-24 17:46:52.7 | 1.2 | T | GFZ | |
| VNA1 | 93.410 | 175 | M | P | 2017-12-24 17:46:55.0 | 2.7 | T | GFZ | |
| ULN | 94.790 | 318 | M | P | 2017-12-24 17:46:59.2 | 0.9 | T | GSRC | |
| TIXI | 95.120 | 344 | M | P | 2017-12-24 17:46:59.7 | 0 | T | GSRC | |
| ABKAR | 125.540 | 320 | M | PKPdf | 2017-12-24 17:52:37.5 | -0.1 | T | NEIR | |
| ARPR | 143.870 | 317 | M | PKPdf | 2017-12-24 17:53:10.8 | -1.1 | T | NEIR | |
| BUR08 | 144.450 | 339 | M | PKPdf | 2017-12-24 17:53:13.0 | 0 | T | NEIR | |
| BURAR | 144.470 | 339 | M | PKPdf | 2017-12-24 17:53:13.2 | 0.2 | T | NEIR | |
| KHC | 145.840 | 353 | M | P | 2017-12-24 17:53:16.7 | 1.4 | T | GSRC | |
| BRTR | 146.450 | 322 | M | PKPbc | 2017-12-24 17:53:20.1 | 2.4 | T | NEIR | |
| SALO | 149.630 | 355 | A | PKPbc | 2017-12-24 17:53:26.7 | 0.4 | T | NEIR | |
| LODK | 149.860 | 249 | M | PKPab | 2017-12-24 17:53:28.7 | -3.1 | T | NEIR | |
| SSB | 150.030 | 4 | M | PKPbc | 2017-12-24 17:53:29.2 | 1.9 | T | NEIR | |
| BNI | 150.330 | 1 | M | PKPbc | 2017-12-24 17:53:25.4 | -2.7 | T | NEIR | |
| PDG | 151.020 | 341 | M | PKPdf | 2017-12-24 17:53:23.3 | -0.3 | T | NEIR | |
| INTR | 152.740 | 349 | M | PKPbc | 2017-12-24 17:53:33.4 | -0.1 | T | NEIR | |
| TORD | 174.450 | 115 | M | PKPdf | 2017-12-24 17:53:43.6 | -2.4 | T | NEIR |