| Author | INFO |
| Date and time | 2026-01-31 23:28:09.6 UTC |
| Latitude | -31.661 |
| Longitude | -69.800 |
| Depth | 117 |
| Magnitude | 4.4 mb |
| Region | SAN JUAN, ARGENTINA |
| Latest update | 2026-02-01 05:51:10.5 UTC |
| rms | 1.48 s |
| N° phases used for the localisation | 104 |
| N° stations used for the localisation | 68 |
| Gap | 44.8 ° |
| 95% confidence ellipse | |
| semi major | 5.9 |
| semi minor | 4.9 |
| Azimuth | 91 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| WA | ZON | 0.959 | 83 | Pn | 2026-01-31 23:28:32.5 | 1.5 | T | NEIR0011 | |
| WA | ZON | 0.959 | 83 | Sn | 2026-01-31 23:28:49.5 | 2.3 | T | NEIR0012 | |
| C1 | CO04 | 1.070 | 249 | Pn | 2026-01-31 23:28:33.0 | 0.6 | T | GFZ0005 | |
| C1 | CO04 | 1.070 | 249 | Pn | 2026-01-31 23:28:33.0 | 0.6 | T | NEIR0000 | |
| C1 | CO03 | 1.118 | 317 | Pn | 2026-01-31 23:28:33.8 | 1.1 | T | NEIR0003 | |
| C1 | CO03 | 1.118 | 317 | Pn | 2026-01-31 23:28:34.0 | 1.3 | T | GFZ0009 | |
| C1 | CO03 | 1.118 | 317 | Sn | 2026-01-31 23:28:51.8 | 1.7 | T | NEIR0004 | |
| C1 | CO02 | 1.122 | 294 | Pn | 2026-01-31 23:28:33.8 | 1.1 | T | NEIR0001 | |
| C1 | CO02 | 1.122 | 294 | Pn | 2026-01-31 23:28:33.8 | 1.1 | T | GFZ0006 | |
| C1 | CO02 | 1.122 | 294 | Sn | 2026-01-31 23:28:52.0 | 1.7 | T | NEIR0002 | |
| C1 | VA03 | 1.271 | 210 | Pn | 2026-01-31 23:28:35.4 | 1.1 | T | NEIR0007 | |
| C1 | VA03 | 1.271 | 210 | Pn | 2026-01-31 23:28:35.6 | 1.3 | T | GFZ0010 | |
| C1 | VA03 | 1.271 | 210 | Sn | 2026-01-31 23:28:56.0 | 2.9 | T | NEIR0008 | |
| C1 | VA06 | 1.556 | 234 | Pn | 2026-01-31 23:28:38.4 | 1 | T | SC40013 | |
| G | PEL | 1.656 | 206 | Pn | 2026-01-31 23:28:39.2 | 0.5 | T | SC40018 | |
| G | PEL | 1.656 | 206 | Pn | 2026-01-31 23:28:39.2 | 0.5 | T | NEIR0014 | |
| G | PEL | 1.656 | 206 | Pn | 2026-01-31 23:28:39.5 | 0.8 | T | GFZ0016 | |
| G | PEL | 1.656 | 206 | Sn | 2026-01-31 23:29:02.7 | 1.8 | T | NEIR0015 | |
| C | ROC1 | 1.668 | 218 | Pn | 2026-01-31 23:28:39.6 | 0.5 | T | GFZ0017 | |
| C1 | CO01 | 1.697 | 351 | Pn | 2026-01-31 23:28:41.3 | 1.9 | T | NEIR0022 | |
| C1 | CO01 | 1.697 | 351 | Pn | 2026-01-31 23:28:41.3 | 1.9 | T | SC40024 | |
| C1 | CO01 | 1.697 | 351 | Pn | 2026-01-31 23:28:41.8 | 2.4 | T | GFZ0027 | |
| C1 | MT10 | 1.725 | 201 | Pn | 2026-01-31 23:28:40.8 | 1.1 | T | SC40023 | |
| C | FAR1 | 1.725 | 194 | Pn | 2026-01-31 23:28:41.7 | 1.9 | T | GFZ0019 | |
| C1 | MT08 | 1.762 | 189 | Pn | 2026-01-31 23:28:42.5 | 2.3 | T | NEIR0025 | |
| C1 | MT08 | 1.762 | 189 | Pn | 2026-01-31 23:28:42.5 | 2.3 | T | SC40026 | |
| C1 | CO06 | 1.855 | 302 | Pn | 2026-01-31 23:28:40.8 | -0.3 | T | NEIR0020 | |
| C1 | CO06 | 1.855 | 302 | Pn | 2026-01-31 23:28:40.8 | -0.3 | T | SC40033 | |
| C1 | CO06 | 1.855 | 302 | Sn | 2026-01-31 23:29:05.0 | -0.1 | T | NEIR0021 | |
| C1 | MT16 | 1.865 | 199 | Pn | 2026-01-31 23:28:42.3 | 1 | T | NEIR0028 | |
| C1 | MT16 | 1.865 | 199 | Pn | 2026-01-31 23:28:42.5 | 1.2 | T | SC40031 | |
| C1 | MT05 | 1.900 | 204 | Pn | 2026-01-31 23:28:42.3 | 0.6 | T | NEIR0029 | |
| C1 | MT03 | 1.924 | 198 | Pn | 2026-01-31 23:28:42.9 | 0.8 | T | NEIR0032 | |
| C1 | MT03 | 1.924 | 198 | Pn | 2026-01-31 23:28:43.1 | 1.1 | T | SC40035 | |
| C1 | MT02 | 1.955 | 215 | Pn | 2026-01-31 23:28:42.2 | -0.1 | T | NEIR0030 | |
| C1 | VA01 | 2.065 | 228 | Pn | 2026-01-31 23:28:42.8 | -0.8 | T | NEIR0034 | |
| C1 | VA01 | 2.065 | 228 | Pn | 2026-01-31 23:28:43.2 | -0.4 | T | SC40038 | |
| C1 | VA01 | 2.065 | 228 | Pn | 2026-01-31 23:28:43.5 | -0.2 | T | GFZ0036 | |
| C1 | MT13 | 2.117 | 191 | Pn | 2026-01-31 23:28:45.5 | 1 | T | NEIR0039 | |
| C1 | CO05 | 2.132 | 324 | Pn | 2026-01-31 23:28:44.4 | -0.1 | T | NEIR0037 | |
| C1 | CO05 | 2.132 | 324 | Pn | 2026-01-31 23:28:44.4 | -0.1 | T | SC40041 | |
| C | LMEL | 2.208 | 189 | Pn | 2026-01-31 23:28:47.5 | 1.9 | T | GFZ0040 | |
| C1 | MT09 | 2.336 | 205 | Pn | 2026-01-31 23:28:46.8 | -0.5 | T | NEIR0042 | |
| C1 | VA05 | 2.511 | 217 | Pn | 2026-01-31 23:28:48.2 | -1.1 | T | NEIR0043 | |
| C1 | VA05 | 2.511 | 217 | Pn | 2026-01-31 23:28:48.9 | -0.4 | T | GFZ0045 | |
| C1 | MT01 | 2.515 | 209 | Pn | 2026-01-31 23:28:48.8 | -0.6 | T | NEIR0044 | |
| IU | LCO | 2.754 | 343 | Pn | 2026-01-31 23:28:53.1 | 0.3 | T | SC40047 | |
| IU | LCO | 2.754 | 343 | Pn | 2026-01-31 23:28:53.4 | 0.5 | T | NEIR0046 | |
| IU | LCO | 2.754 | 343 | Pn | 2026-01-31 23:28:53.5 | 0.6 | T | GFZ0048 | |
| C1 | AC05 | 2.846 | 352 | Pn | 2026-01-31 23:28:55.4 | 1.5 | T | GFZ0051 | |
| C1 | AC05 | 2.846 | 352 | Pn | 2026-01-31 23:28:55.4 | 1.5 | T | SC40050 | |
| C1 | BO01 | 2.930 | 201 | Pn | 2026-01-31 23:28:54.4 | -0.4 | T | GFZ0049 | |
| C1 | BO02 | 3.230 | 194 | Pn | 2026-01-31 23:28:58.8 | -0 | T | NEIR0053 | |
| C1 | BO02 | 3.230 | 194 | Pn | 2026-01-31 23:28:59.2 | 0.4 | T | GFZ0052 | |
| C1 | BO03 | 3.360 | 212 | Pn | 2026-01-31 23:28:58.9 | -1.6 | T | GFZ0054 | |
| C1 | AC04 | 3.618 | 342 | Pn | 2026-01-31 23:29:03.9 | -0.1 | T | NEIR0055 | |
| C1 | AC04 | 3.618 | 342 | Pn | 2026-01-31 23:29:04.2 | 0.2 | T | GFZ0057 | |
| C1 | AC04 | 3.618 | 342 | Pn | 2026-01-31 23:29:06.1 | 2.2 | T | SC40056 | |
| RI | LPCA | 4.102 | 99 | Pn | 2026-01-31 23:29:10.7 | 0.3 | T | NEIR0062 | |
| C1 | ML02 | 4.309 | 198 | Pn | 2026-01-31 23:29:12.0 | -1.1 | T | NEIR0059 | |
| C1 | ML02 | 4.309 | 198 | Pn | 2026-01-31 23:29:12.0 | -1.1 | T | GFZ0058 | |
| C1 | AC06 | 4.317 | 353 | Pn | 2026-01-31 23:29:13.2 | -0.1 | T | NEIR0060 | |
| C1 | AC06 | 4.317 | 353 | Pn | 2026-01-31 23:29:16.6 | 3.2 | T | SC40061 | |
| C1 | AC07 | 4.610 | 348 | Pn | 2026-01-31 23:29:16.6 | -0.6 | T | NEIR0063 | |
| C1 | AC07 | 4.610 | 348 | Pn | 2026-01-31 23:29:20.4 | 3.2 | T | SC40064 | |
| GE | SALTA | 8.018 | 23 | Pn | 2026-01-31 23:29:59.0 | -4.7 | T | SC40067 | |
| C | GO06 | 8.022 | 189 | Pn | 2026-01-31 23:30:01.8 | -1.5 | T | GFZ0065 | |
| C | GO06 | 8.022 | 189 | Pn | 2026-01-31 23:30:01.8 | -1.5 | T | NEIR0066 | |
| C1 | LR03 | 8.219 | 194 | Pn | 2026-01-31 23:30:04.2 | -1.7 | T | NEIR0068 | |
| C1 | LR04 | 8.713 | 199 | Pn | 2026-01-31 23:30:09.6 | -3 | T | NEIR0069 | |
| C1 | LR05 | 8.735 | 191 | Pn | 2026-01-31 23:30:12.1 | -0.8 | T | NEIR0070 | |
| IU | TRQA | 9.054 | 137 | Pn | 2026-01-31 23:30:16.7 | -0.5 | T | GFZ0071 | |
| CX | HMBCX | 11.341 | 360 | Pn | 2026-01-31 23:30:52.5 | 4.2 | T | GFZ0072 | |
| CX | PB08 | 11.492 | 3 | Pn | 2026-01-31 23:30:51.8 | 1.4 | T | GFZ0073 | |
| CX | PB16 | 13.278 | 1 | P | 2026-01-31 23:31:16.6 | -3 | T | NEIR0074 | |
| CX | PB16 | 13.278 | 1 | P | 2026-01-31 23:31:16.8 | -2.8 | T | GFZ0075 | |
| GT | LPAZ | 15.388 | 6 | Pn | 2026-01-31 23:31:40.8 | -0.2 | T | NEIR0076 | |
| GT | LPAZ | 15.388 | 6 | P | 2026-01-31 23:31:42.5 | -0.5 | T | GFZ0077 | |
| BL | ITAB | 16.013 | 79 | P | 2026-01-31 23:31:51.8 | 2.5 | T | GFZ0078 | |
| BL | AQDB | 16.856 | 52 | Pn | 2026-01-31 23:31:57.7 | -0.7 | T | GFZ0079 | |
| BL | PTGB | 17.133 | 71 | Pn | 2026-01-31 23:32:02.9 | 1 | T | NEIR0080 | |
| G | MATO | 19.291 | 36 | P | 2026-01-31 23:32:25.3 | 0 | T | NEIR0083 | |
| G | MATO | 19.291 | 36 | Pn | 2026-01-31 23:32:26.9 | -0.6 | T | GFZ0081 | |
| BL | PCMB | 19.345 | 63 | Pn | 2026-01-31 23:32:27.1 | -1 | T | GFZ0082 | |
| BL | PP1B | 19.470 | 48 | Pn | 2026-01-31 23:32:28.6 | -0.9 | T | GFZ0084 | |
| BL | FRTB | 19.756 | 70 | P | 2026-01-31 23:32:30.9 | 0.6 | T | NEIR0085 | |
| BR | SALV | 20.293 | 43 | P | 2026-01-31 23:32:36.7 | 0.7 | T | NEIR0087 | |
| BR | SALV | 20.293 | 43 | P | 2026-01-31 23:32:37.1 | 1 | T | SC40086 | |
| BR | VILB | 20.620 | 28 | P | 2026-01-31 23:32:40.7 | 1.1 | T | SC40088 | |
| BL | ITRB | 21.154 | 60 | P | 2026-01-31 23:32:46.8 | 1.5 | T | GFZ0089 | |
| II | EFI | 21.775 | 160 | P | 2026-01-31 23:32:51.4 | -0.4 | T | NEIR0090 | |
| BL | CLDB | 24.423 | 35 | P | 2026-01-31 23:33:17.7 | 0.5 | T | GFZ0091 | |
| GT | BDFB | 25.480 | 56 | P | 2026-01-31 23:33:27.5 | 0.6 | T | NEIR0092 | |
| BR | SNDB | 25.996 | 45 | P | 2026-01-31 23:33:31.4 | -0.1 | T | NEIR0093 | |
| BR | SDBA | 29.886 | 56 | P | 2026-01-31 23:34:06.3 | 0.1 | T | NEIR0094 | |
| EC | ANTS | 32.017 | 344 | P | 2026-01-31 23:34:23.8 | -1.6 | T | SC40095 | |
| BR | MAL2 | 32.989 | 30 | P | 2026-01-31 23:34:31.5 | -1.7 | T | NEIR0096 | |
| CM | RUS | 37.506 | 355 | P | 2026-01-31 23:35:14.6 | 2.1 | T | GFZ0097 | |
| CM | HEL | 38.112 | 351 | P | 2026-01-31 23:35:19.2 | 1.8 | T | GFZ0098 | |
| PR | CELP | 49.591 | 4 | P | 2026-01-31 23:36:48.0 | -0.5 | T | NEIR0099 | |
| IU | WVT | 69.576 | 344 | P | 2026-01-31 23:39:05.6 | 0.2 | T | NEIR0100 | |
| AG | LCAR | 70.343 | 342 | P | 2026-01-31 23:39:10.9 | 0.8 | T | NEIR0101 | |
| N4 | N47A | 73.711 | 347 | P | 2026-01-31 23:39:28.9 | -1.3 | T | NEIR0102 | |
| CN | WALA | 89.515 | 333 | P | 2026-01-31 23:40:54.2 | 1.1 | T | GFZ0103 |