| Author | |
| Date and time | 2018-04-02 01:50:50.5 UTC |
| Latitude | -20.662 |
| Longitude | -173.766 |
| Depth | 10 |
| Magnitude | 5.5 mb |
| Region | TONGA |
| Latest update | 2018-04-02 02:03:23.9 UTC |
| rms | 1.11 s |
| N° phases used for the localisation | 159 |
| N° stations used for the localisation | 159 |
| Gap | 67.0 ° |
| 95% confidence ellipse | |
| semi major | 6.1 |
| semi minor | 4 |
| Azimuth | 136 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| NIUE | 3.950 | 67 | A | P | 2018-04-02 01:51:50.6 | -0.5 | T | SC3 | |
| NIUE | 3.950 | 67 | M | Pn | 2018-04-02 01:51:50.6 | -0.5 | T | NEIR | |
| AFI | 6.980 | 16 | M | Pn | 2018-04-02 01:52:32.6 | -0.3 | T | NEIR | |
| AFI | 6.980 | 16 | A | P | 2018-04-02 01:52:33.1 | 0.2 | T | GFZ | |
| MSVF | 8.270 | 289 | M | P | 2018-04-02 01:52:51.2 | 0.7 | T | MCSM | |
| MSVF | 8.270 | 289 | M | Pn | 2018-04-02 01:52:52.9 | 2.4 | T | NEIR | |
| RAO | 9.350 | 203 | M | Pn | 2018-04-02 01:53:06.5 | 1.3 | T | NEIR | |
| RAR | 13.100 | 95 | M | Pn | 2018-04-02 01:53:54.6 | -1.8 | T | NEIR | |
| RAR | 13.100 | 95 | A | P | 2018-04-02 01:53:55.9 | -0.5 | T | GFZ | |
| MARNC | 17.020 | 264 | M | Pn | 2018-04-02 01:54:48.6 | 0.1 | T | NEIR | |
| PINNC | 17.590 | 260 | M | P | 2018-04-02 01:54:58.3 | 1.7 | T | NEIR | |
| LIFNC | 17.780 | 266 | M | P | 2018-04-02 01:55:00.7 | 2 | T | NEIR | |
| OUENC | 18.140 | 261 | M | P | 2018-04-02 01:55:04.7 | 2 | T | NEIR | |
| ONTNC | 18.490 | 261 | M | P | 2018-04-02 01:55:07.5 | 0.9 | T | MCSM | |
| DZM | 18.500 | 262 | M | P | 2018-04-02 01:55:08.2 | 1.4 | T | NEIR | |
| URZ | 19.240 | 202 | A | P | 2018-04-02 01:55:17.3 | 2.5 | T | GFZ | |
| TOZ | 19.400 | 206 | M | P | 2018-04-02 01:55:17.7 | 1.2 | T | NEIR | |
| RTZ | 19.600 | 202 | M | P | 2018-04-02 01:55:19.3 | 0.4 | T | NEIR | |
| BKZ | 20.270 | 202 | M | P | 2018-04-02 01:55:26.7 | 0.6 | T | NEIR | |
| HIZ | 20.330 | 206 | M | P | 2018-04-02 01:55:28.6 | 1.8 | T | NEIR | |
| KOUNC | 20.560 | 266 | M | P | 2018-04-02 01:55:32.3 | 3.2 | T | NEIR | |
| MRZ | 21.910 | 202 | M | P | 2018-04-02 01:55:44.6 | 0.7 | T | NEIR | |
| BHW | 22.820 | 203 | M | P | 2018-04-02 01:55:54.7 | 1.2 | T | NEIR | |
| PLWZ | 22.830 | 202 | M | P | 2018-04-02 01:55:54.3 | 0.6 | T | NEIR | |
| TCW | 22.870 | 204 | M | P | 2018-04-02 01:55:51.9 | -2.1 | T | NEIR | |
| PPTF | 23.080 | 87 | M | P | 2018-04-02 01:55:55.5 | -0.7 | T | NEIR | |
| TUWZ | 23.190 | 204 | M | P | 2018-04-02 01:55:56.0 | -1.3 | T | NEIR | |
| NNZ | 23.220 | 205 | M | P | 2018-04-02 01:55:56.8 | -0.9 | T | NEIR | |
| TKNZ | 23.240 | 206 | M | P | 2018-04-02 01:55:56.9 | -1 | T | NEIR | |
| QRZ | 23.250 | 207 | M | P | 2018-04-02 01:55:58.6 | 0.6 | T | NEIR | |
| BSWZ | 23.460 | 204 | M | P | 2018-04-02 01:55:59.6 | -0.6 | T | NEIR | |
| KHZ | 24.190 | 203 | M | P | 2018-04-02 01:56:06.5 | -0.5 | T | NEIR | |
| LTZ | 24.990 | 205 | M | P | 2018-04-02 01:56:13.3 | -1.1 | T | NEIR | |
| TARA | 25.500 | 328 | M | P | 2018-04-02 01:56:18.5 | -0.2 | T | NEIR | |
| ODZ | 27.520 | 204 | M | P | 2018-04-02 01:56:38.0 | 0.8 | T | NEIR | |
| WKZ | 28.000 | 207 | M | P | 2018-04-02 01:56:41.8 | 0.2 | T | NEIR | |
| ARMA | 32.610 | 246 | M | P | 2018-04-02 01:57:22.3 | 0.1 | T | NEIR | |
| EIDS | 32.650 | 255 | M | P | 2018-04-02 01:57:21.4 | -1.1 | T | NEIR | |
| MGCD | 33.570 | 241 | A | P | 2018-04-02 01:57:31.1 | 0.5 | T | GFZ | |
| CNB | 35.470 | 238 | A | P | 2018-04-02 01:57:45.1 | -2 | T | GFZ | |
| CAN | 35.760 | 238 | A | P | 2018-04-02 01:57:50.0 | 0.4 | T | GFZ | |
| YNG | 36.010 | 240 | A | P | 2018-04-02 01:57:51.5 | -0.2 | T | GFZ | |
| CTAO | 37.440 | 264 | M | P | 2018-04-02 01:58:02.6 | -1.2 | T | NEIR | |
| CMSA | 37.810 | 245 | M | P | 2018-04-02 01:58:05.7 | -1.2 | T | MCSM | |
| QLP | 38.820 | 253 | M | P | 2018-04-02 01:58:14.0 | -1.4 | T | MCSM | |
| TOO | 39.050 | 235 | M | P | 2018-04-02 01:58:17.2 | -0.3 | T | MCSM | |
| TAU | 39.350 | 227 | M | P | 2018-04-02 01:58:20.6 | 0.6 | T | NEIR | |
| STKA | 41.320 | 245 | M | P | 2018-04-02 01:58:35.4 | -0.8 | T | GSRC | |
| COEN | 41.590 | 272 | M | P | 2018-04-02 01:58:37.1 | -1.1 | T | NEIR | |
| MANU | 42.220 | 291 | M | P | 2018-04-02 01:58:43.6 | 0.3 | T | NEIR | |
| QIS | 43.550 | 262 | M | P | 2018-04-02 01:58:52.4 | -1.9 | T | MCSM | |
| WAKE | 44.130 | 333 | M | P | 2018-04-02 01:58:58.0 | -0.8 | T | NEIR | |
| BBOO | 46.050 | 244 | M | P | 2018-04-02 01:59:12.7 | -1.6 | T | NEIR | |
| GENI | 48.380 | 286 | A | P | 2018-04-02 01:59:32.4 | 0.3 | T | SC3 | |
| AS31 | 48.370 | 256 | M | P | 2018-04-02 01:59:31.0 | -1.3 | T | NEIR | |
| ASAR | 48.370 | 256 | M | P | 2018-04-02 01:59:31.3 | -1 | T | NEIR | |
| WRAB | 48.530 | 261 | M | P | 2018-04-02 01:59:31.7 | -1.8 | T | GSRC | |
| FORT | 52.890 | 246 | M | P | 2018-04-02 02:00:04.0 | -2.5 | T | NEIR | |
| MTN | 53.170 | 269 | M | P | 2018-04-02 02:00:06.8 | -1.6 | T | NEIR | |
| KNRA | 54.640 | 265 | M | P | 2018-04-02 02:00:18.2 | -0.9 | T | NEIR | |
| FAKI | 55.470 | 281 | M | P | 2018-04-02 02:00:24.4 | -0.6 | T | NEIR | |
| FITZ | 56.970 | 261 | A | P | 2018-04-02 02:00:34.9 | -0.9 | T | GFZ | |
| SBA | 57.960 | 185 | A | P | 2018-04-02 02:00:47.1 | 3.7 | T | SC3 | |
| VNDA | 58.090 | 186 | M | P | 2018-04-02 02:00:46.5 | 2.2 | T | NEIR | |
| RPN | 58.740 | 110 | M | P | 2018-04-02 02:00:48.7 | 0.3 | T | NEIR | |
| SOEI | 60.520 | 270 | M | P | 2018-04-02 02:01:01.3 | 0.7 | T | NEIR | |
| PSA00 | 61.530 | 256 | M | P | 2018-04-02 02:01:06.6 | -0.8 | T | NEIR | |
| SANI | 61.580 | 279 | A | P | 2018-04-02 02:01:05.4 | -2.2 | T | GFZ | |
| KLBR | 61.600 | 244 | A | P | 2018-04-02 02:01:08.2 | 0.2 | T | GFZ | |
| MEEK | 61.630 | 250 | A | P | 2018-04-02 02:01:06.8 | -1.4 | T | GFZ | |
| MBWA | 61.720 | 256 | M | P | 2018-04-02 02:01:07.7 | -1 | T | NEIR | |
| NWAO | 61.850 | 243 | M | P | 2018-04-02 02:01:08.5 | -1.3 | T | NEIR | |
| RKGY | 61.860 | 241 | A | P | 2018-04-02 02:01:10.3 | 0.5 | T | GFZ | |
| MMRI | 62.780 | 271 | M | P | 2018-04-02 02:01:15.8 | 0.1 | T | NEIR | |
| MORW | 63.460 | 247 | A | P | 2018-04-02 02:01:20.3 | -0.1 | T | GFZ | |
| LUWI | 64.930 | 279 | A | P | 2018-04-02 02:01:30.0 | 0.2 | T | GFZ | |
| CASY | 65.480 | 206 | M | P | 2018-04-02 02:01:34.9 | 0.8 | T | NEIR | |
| PLAI | 66.900 | 269 | A | P | 2018-04-02 02:01:42.2 | -0.3 | T | GFZ | |
| TOLI2 | 67.600 | 280 | M | P | 2018-04-02 02:01:45.9 | -1 | T | NEIR | |
| QSPA | 69.340 | 180 | M | P | 2018-04-02 02:02:00.6 | 1.5 | T | NEIR | |
| JHJ2 | 69.510 | 320 | M | P | 2018-04-02 02:01:59.4 | 0.5 | T | NEIR | |
| JAGI | 70.410 | 268 | M | P | 2018-04-02 02:02:03.3 | -1.1 | T | MCSM | |
| ADK | 72.320 | 358 | M | P | 2018-04-02 02:02:15.9 | -0.2 | T | NEIR | |
| INU | 72.720 | 320 | M | P | 2018-04-02 02:02:18.7 | 0.3 | T | MCSM | |
| MAJO | 72.820 | 321 | M | P | 2018-04-02 02:02:19.2 | 0.2 | T | NEIR | |
| JOW | 73.430 | 308 | M | P | 2018-04-02 02:02:22.2 | -0.3 | T | MCSM | |
| JMN | 73.640 | 317 | M | P | 2018-04-02 02:02:24.6 | 0.8 | T | NEIR | |
| KKM | 73.720 | 283 | M | P | 2018-04-02 02:02:24.7 | 0.4 | T | NEIR | |
| UGM | 73.990 | 267 | M | P | 2018-04-02 02:02:26.0 | 0.1 | T | MCSM | |
| ERM | 74.040 | 328 | M | P | 2018-04-02 02:02:28.1 | 1.9 | T | GSRC | |
| JNU | 75.230 | 314 | M | P | 2018-04-02 02:02:33.1 | 0 | T | MCSM | |
| JKA | 75.880 | 329 | M | P | 2018-04-02 02:02:37.0 | 0.1 | T | NEIR | |
| SKR | 75.880 | 341 | M | P | 2018-04-02 02:02:36.5 | -0.4 | T | GSRC | |
| KCPM | 76.200 | 38 | M | P | 2018-04-02 02:02:38.3 | -0.5 | T | NEIR | |
| EDW2 | 76.570 | 44 | M | P | 2018-04-02 02:02:43.0 | 2.2 | T | MCSM | |
| PFO | 76.840 | 46 | M | P | 2018-04-02 02:02:43.5 | 1.1 | T | MCSM | |
| YULB | 77.020 | 301 | M | P | 2018-04-02 02:02:42.0 | -1.2 | T | NEIR | |
| CMB | 77.010 | 41 | M | P | 2018-04-02 02:02:44.2 | 0.9 | T | NEIR | |
| NACB | 77.160 | 302 | M | P | 2018-04-02 02:02:43.4 | -0.6 | T | NEIR | |
| SSLB | 77.480 | 302 | M | P | 2018-04-02 02:02:45.0 | -0.8 | T | MCSM | |
| TPUB | 77.510 | 301 | M | P | 2018-04-02 02:02:45.1 | -0.8 | T | MCSM | |
| YHNB | 77.580 | 303 | M | P | 2018-04-02 02:02:46.0 | -0.4 | T | MCSM | |
| XMIS | 77.700 | 263 | M | P | 2018-04-02 02:02:47.5 | 0.4 | T | NEIR | |
| YSS | 77.930 | 331 | M | P | 2018-04-02 02:02:49.2 | 0.8 | T | NEIR | |
| YBH | 78.060 | 37 | M | P | 2018-04-02 02:02:50.4 | 1.2 | T | NEIR | |
| PNTR | 78.150 | 40 | M | P | 2018-04-02 02:02:50.7 | 0.8 | T | NEIR | |
| HSIG | 78.220 | 53 | M | P | 2018-04-02 02:02:51.3 | 1.4 | T | MCSM | |
| NV01 | 78.530 | 41 | M | P | 2018-04-02 02:02:53.9 | 1.9 | T | MCSM | |
| TJN | 79.490 | 315 | M | P | 2018-04-02 02:02:58.4 | 1.5 | T | GSRC | |
| PINE | 80.390 | 36 | M | P | 2018-04-02 02:03:03.8 | 1.6 | T | MCSM | |
| HPIG | 81.230 | 57 | M | P | 2018-04-02 02:03:07.3 | 0.8 | T | MCSM | |
| U15A | 81.250 | 46 | M | P | 2018-04-02 02:03:07.9 | 1.1 | T | MCSM | |
| SPR3 | 81.370 | 43 | M | P | 2018-04-02 02:03:05.9 | -1.6 | T | NEIR | |
| MFID | 83.050 | 39 | M | P | 2018-04-02 02:03:15.4 | -0.7 | T | NEIR | |
| BMO | 83.080 | 37 | M | P | 2018-04-02 02:03:16.3 | 0.1 | T | NEIR | |
| HLID | 83.970 | 39 | M | P | 2018-04-02 02:03:21.7 | 0.8 | T | MCSM | |
| MVCO | 84.240 | 47 | M | P | 2018-04-02 02:03:23.6 | 1.3 | T | MCSM | |
| ANMO | 84.520 | 50 | M | P | 2018-04-02 02:03:23.1 | -0.5 | T | NEIR | |
| KLR | 84.790 | 328 | M | P | 2018-04-02 02:03:25.6 | 0.8 | T | GSRC | |
| KLU | 84.900 | 13 | M | P | 2018-04-02 02:03:26.0 | 0.4 | T | MCSM | |
| SCM | 84.920 | 12 | M | P | 2018-04-02 02:03:26.2 | 0.5 | T | MCSM | |
| N25K | 85.280 | 14 | M | P | 2018-04-02 02:03:27.2 | -0.4 | T | NEIR | |
| AHID | 85.510 | 41 | M | P | 2018-04-02 02:03:28.5 | -0.2 | T | MCSM | |
| KTH | 85.850 | 10 | M | P | 2018-04-02 02:03:29.8 | -0.6 | T | MCSM | |
| TRF | 85.860 | 10 | M | P | 2018-04-02 02:03:30.1 | -0.5 | T | MCSM | |
| DHY | 86.040 | 12 | M | P | 2018-04-02 02:03:30.0 | -1.4 | T | NEIR | |
| RND | 86.070 | 11 | M | P | 2018-04-02 02:03:31.3 | -0.2 | T | MCSM | |
| BPAW | 86.350 | 10 | M | P | 2018-04-02 02:03:31.9 | -0.9 | T | MCSM | |
| MCK | 86.360 | 11 | M | P | 2018-04-02 02:03:32.3 | -0.5 | T | MCSM | |
| PD08 | 86.440 | 42 | M | P | 2018-04-02 02:03:33.4 | 0 | T | MCSM | |
| NEA2 | 87.130 | 10 | M | P | 2018-04-02 02:03:36.0 | -0.6 | T | MCSM | |
| WRH | 87.180 | 11 | M | P | 2018-04-02 02:03:37.0 | 0.2 | T | MCSM | |
| BCAR | 87.190 | 14 | M | P | 2018-04-02 02:03:37.3 | 0.3 | T | NEIR | |
| HDA | 87.330 | 11 | M | P | 2018-04-02 02:03:37.3 | -0.3 | T | MCSM | |
| SEY | 87.510 | 345 | M | P | 2018-04-02 02:03:38.5 | 0.1 | T | GSRC | |
| SCRK | 87.520 | 13 | M | P | 2018-04-02 02:03:39.2 | 0.6 | T | MCSM | |
| COLA | 87.590 | 11 | M | P | 2018-04-02 02:03:38.8 | 0 | T | NEIR | |
| MDM | 87.610 | 11 | M | P | 2018-04-02 02:03:38.5 | -0.4 | T | MCSM | |
| SNAA | 87.590 | 177 | M | P | 2018-04-02 02:03:38.5 | -1 | T | NEIR | |
| IMAR | 87.730 | 8 | M | P | 2018-04-02 02:03:39.8 | 0.3 | T | NEIR | |
| BRLDA | 88.770 | 29 | M | P | 2018-04-02 02:03:44.3 | -0.2 | T | NEIR | |
| EGAK | 88.820 | 13 | M | P | 2018-04-02 02:03:44.6 | 0 | T | MCSM | |
| GSI | 89.290 | 272 | M | P | 2018-04-02 02:03:47.6 | 1.1 | T | NEIR | |
| BILL | 89.670 | 353 | M | P | 2018-04-02 02:03:47.8 | -0.9 | T | NEIR | |
| INK | 93.450 | 14 | M | P | 2018-04-02 02:04:05.5 | -0.6 | T | NEIR | |
| YAK | 93.810 | 337 | M | P | 2018-04-02 02:04:09.1 | 1.3 | T | GSRC | |
| ULN | 98.160 | 318 | M | P | 2018-04-02 02:04:27.7 | 0 | T | GSRC | |
| TIXI | 99.960 | 344 | M | P | 2018-04-02 02:04:35.4 | -0.3 | T | GSRC | |
| KURK | 116.850 | 317 | M | PKPdf | 2018-04-02 02:09:34.7 | -0.5 | T | GSRC | |
| AAK | 119.590 | 308 | M | PKPdf | 2018-04-02 02:09:40.8 | 0.1 | T | GSRC | |
| BRVK | 121.830 | 320 | M | PKPdf | 2018-04-02 02:09:44.4 | -0.4 | T | GSRC | |
| ARU | 127.560 | 326 | M | PKPdf | 2018-04-02 02:09:55.8 | -0.1 | T | GSRC | |
| KIRV | 131.010 | 332 | M | P | 2018-04-02 02:10:02.9 | 0.5 | T | GSRC | |
| BELG | 135.050 | 325 | M | P | 2018-04-02 02:10:09.9 | -0.1 | T | GSRC | |
| NCK | 141.500 | 315 | M | P | 2018-04-02 02:10:21.3 | -0.5 | T | GSRC | |
| KBZ | 141.860 | 316 | M | P | 2018-04-02 02:10:19.4 | -3 | T | GSRC | |
| GNI | 141.960 | 310 | M | P | 2018-04-02 02:10:22.9 | 0.1 | T | GSRC | |
| AKBB | 144.930 | 335 | M | P | 2018-04-02 02:10:27.1 | -0.9 | T | GSRC | |
| MBAR | 148.070 | 231 | M | P | 2018-04-02 02:10:35.4 | 2.1 | T | GSRC |