| Author | INFO |
| Date and time | 2026-03-28 15:36:34.9 UTC |
| Latitude | -18.366 |
| Longitude | -175.448 |
| Depth | 218 |
| Magnitude | 4.4 mb |
| Region | TONGA |
| Latest update | 2026-03-28 18:56:55.0 UTC |
| rms | 1.45 s |
| N° phases used for the localisation | 42 |
| N° stations used for the localisation | 40 |
| Gap | 95.8 ° |
| 95% confidence ellipse | |
| semi major | 12.1 |
| semi minor | 7.7 |
| Azimuth | 139 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| AU | NIUE | 5.284 | 99 | Pn | 2026-03-28 15:37:53.6 | 0.4 | T | NEIR0002 | |
| AU | NIUE | 5.284 | 99 | Pn | 2026-03-28 15:37:53.6 | 0.4 | T | GNS0000 | |
| IU | AFI | 5.669 | 39 | Pn | 2026-03-28 15:37:59.1 | 0.8 | T | NEIR0003 | |
| IU | AFI | 5.669 | 39 | S | 2026-03-28 15:39:01.4 | -2.8 | T | GNS0001 | |
| II | MSVF | 6.218 | 275 | Pn | 2026-03-28 15:38:11.8 | 6.6 | NEIR0004 | ||
| II | MSVF | 6.218 | 275 | Pn | 2026-03-28 15:38:12.3 | 7 | GNS0006 | ||
| HV | ANDI | 6.231 | 50 | Pn | 2026-03-28 15:38:06.7 | 1.3 | NEIR0005 | ||
| HV | OFU | 6.938 | 54 | Pn | 2026-03-28 15:38:12.7 | -1.8 | T | NEIR0007 | |
| ND | PINNC | 16.584 | 252 | P | 2026-03-28 15:40:11.9 | -2.1 | T | NEIR0008 | |
| G | NOUC | 17.531 | 255 | P | 2026-03-28 15:40:19.8 | -4.6 | T | NEIR0009 | |
| NZ | MXZ | 19.901 | 195 | Pn | 2026-03-28 15:40:51.9 | -2.5 | T | GNS0010 | |
| NZ | WIAZ | 20.151 | 202 | P | 2026-03-28 15:40:53.2 | 0.6 | T | GNS0011 | |
| NZ | HAZ | 20.215 | 196 | P | 2026-03-28 15:40:53.0 | -0.2 | T | GNS0012 | |
| NZ | PKGZ | 20.244 | 195 | P | 2026-03-28 15:40:53.7 | 0.2 | T | GNS0013 | |
| NZ | ETAZ | 20.368 | 203 | Pn | 2026-03-28 15:40:57.5 | -2.6 | GNS0015 | ||
| NZ | PUZ | 20.398 | 194 | Pn | 2026-03-28 15:40:58.2 | -2.3 | GNS0014 | ||
| NZ | RUGZ | 20.439 | 196 | P | 2026-03-28 15:40:55.7 | 0 | T | GNS0016 | |
| NZ | TWGZ | 20.564 | 195 | P | 2026-03-28 15:40:58.4 | 1.4 | T | GNS0017 | |
| NZ | AWAZ | 20.572 | 203 | P | 2026-03-28 15:40:58.6 | 1.6 | T | GNS0018 | |
| NZ | MARZ | 20.733 | 198 | P | 2026-03-28 15:40:48.7 | -10 | GNS0019 | ||
| NZ | MWZ | 20.826 | 196 | P | 2026-03-28 15:40:59.2 | -0.5 | T | GNS0020 | |
| NZ | URZ | 20.866 | 197 | P | 2026-03-28 15:40:59.3 | -0.8 | T | GNS0021 | |
| NZ | MUGZ | 21.164 | 197 | P | 2026-03-28 15:41:02.9 | -0.3 | T | GNS0022 | |
| NZ | SNGZ | 21.297 | 196 | P | 2026-03-28 15:41:04.6 | -0 | T | GNS0023 | |
| NZ | RAHZ | 21.489 | 196 | P | 2026-03-28 15:41:07.0 | 0.4 | T | GNS0024 | |
| NZ | MTHZ | 21.494 | 197 | P | 2026-03-28 15:41:06.3 | -0.3 | T | GNS0025 | |
| NZ | OTVZ | 22.121 | 199 | P | 2026-03-28 15:41:10.7 | -2.1 | T | GNS0026 | |
| NZ | BHHZ | 22.305 | 198 | P | 2026-03-28 15:41:13.2 | -1.1 | T | GNS0027 | |
| IU | CTAO | 36.177 | 261 | P | 2026-03-28 15:43:17.2 | 0.5 | T | NEIR0028 | |
| AU | CN1H | 37.027 | 266 | P | 2026-03-28 15:43:25.0 | 1.2 | T | NEIR0029 | |
| AU | CMSA | 37.415 | 242 | P | 2026-03-28 15:43:26.7 | -0.4 | T | NEIR0030 | |
| AU | COEN | 39.956 | 270 | P | 2026-03-28 15:43:48.9 | 0.7 | T | NEIR0031 | |
| AU | BBOO | 45.680 | 242 | P | 2026-03-28 15:44:33.8 | -0.3 | T | NEIR0032 | |
| AU | WB10 | 47.323 | 260 | P | 2026-03-28 15:44:47.0 | 0.1 | T | NEIR0033 | |
| II | WRAB | 47.333 | 260 | P | 2026-03-28 15:44:46.8 | -0.1 | T | NEIR0034 | |
| IM | ASAR | 47.409 | 254 | P | 2026-03-28 15:44:47.8 | 0.2 | T | NEIR0035 | |
| AU | MTN | 51.641 | 268 | P | 2026-03-28 15:45:19.5 | 0 | T | NEIR0036 | |
| AU | FORT | 52.385 | 245 | P | 2026-03-28 15:45:24.4 | -0.5 | T | NEIR0037 | |
| AU | KNRA | 53.283 | 264 | P | 2026-03-28 15:45:31.6 | 0.1 | T | NEIR0038 | |
| AU | FITZ | 55.769 | 260 | P | 2026-03-28 15:45:49.8 | 0.5 | T | NEIR0039 | |
| GE | SOEI | 58.937 | 269 | P | 2026-03-28 15:46:13.6 | 1.9 | T | NEIR0040 | |
| IU | NWAO | 61.499 | 242 | P | 2026-03-28 15:46:28.9 | 0.1 | T | NEIR0041 | |
| AU | MORW | 62.904 | 246 | P | 2026-03-28 15:46:39.9 | 1.8 | T | NEIR0042 | |
| G | CCD | 65.074 | 194 | P | 2026-03-28 15:46:53.2 | 0.8 | T | NEIR0043 | |
| JP | JMZ | 68.006 | 309 | P | 2026-03-28 15:47:08.6 | -1.9 | T | NEIR0044 | |
| AK | H16K | 83.384 | 6 | P | 2026-03-28 15:48:40.4 | 3.4 | NEIR0045 | ||
| AK | CAST | 83.562 | 10 | P | 2026-03-28 15:48:39.4 | 1.4 | T | NEIR0046 | |
| UU | BSUT | 83.933 | 44 | P | 2026-03-28 15:48:43.7 | 3 | NEIR0047 | ||
| IU | COLA | 85.650 | 11 | P | 2026-03-28 15:48:50.4 | 2.1 | T | NEIR0048 | |
| IM | ILAR | 85.745 | 12 | P | 2026-03-28 15:48:51.2 | 2.3 | T | NEIR0049 | |
| AK | H22K | 85.970 | 10 | P | 2026-03-28 15:48:52.9 | 3 | NEIR0050 | ||
| AK | PPD | 86.674 | 12 | P | 2026-03-28 15:48:56.1 | 2.5 | NEIR0051 | ||
| AK | COLD | 87.383 | 10 | P | 2026-03-28 15:49:00.1 | 3.3 | NEIR0052 | ||
| IM | BMAR | 88.537 | 11 | P | 2026-03-28 15:49:05.7 | 3.4 | NEIR0053 | ||
| AK | TOLK | 88.774 | 9 | P | 2026-03-28 15:49:06.0 | 2.7 | NEIR0054 | ||
| AK | C23K | 89.718 | 8 | P | 2026-03-28 15:49:10.8 | 3.1 | NEIR0055 |