| Author | INFO |
| Date and time | 2026-07-29 09:04:21.1 UTC |
| Latitude | -28.058 |
| Longitude | -69.201 |
| Depth | 106 |
| Magnitude | 4.1 mb |
| Region | LA RIOJA, ARGENTINA |
| Latest update | 2026-07-29 14:24:54.3 UTC |
| rms | 1.61 s |
| N° phases used for the localisation | 51 |
| N° stations used for the localisation | 32 |
| Gap | 57.9 ° |
| 95% confidence ellipse | |
| semi major | 7.7 |
| semi minor | 5.5 |
| Azimuth | 112 ° |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| C | GO03 | 1.025 | 297 | Pn | 2026-07-29 09:04:40.9 | -1.4 | T | GFZ0000 | |
| C | GO03 | 1.025 | 297 | Pn | 2026-07-29 09:04:41.3 | -1.1 | T | CSLC0001 | |
| C | GO03 | 1.025 | 297 | Sn | 2026-07-29 09:04:56.2 | -2.2 | T | GFZ0002 | |
| C1 | AC02 | 1.219 | 3 | Pn | 2026-07-29 09:04:44.4 | -0.6 | T | CSLC0003 | |
| C1 | AC02 | 1.219 | 3 | Pn | 2026-07-29 09:04:44.4 | -0.6 | T | SC40004 | |
| C1 | AC05 | 1.221 | 230 | Pn | 2026-07-29 09:04:43.9 | -0.7 | T | CSLC0005 | |
| C1 | AC05 | 1.221 | 230 | Pn | 2026-07-29 09:04:43.9 | -0.7 | T | SC40006 | |
| C1 | AC05 | 1.221 | 230 | Pn | 2026-07-29 09:04:44.5 | -0.1 | T | GFZ0007 | |
| C1 | AC05 | 1.221 | 230 | Sn | 2026-07-29 09:05:02.1 | -0.2 | T | GFZ0008 | |
| C1 | AC06 | 1.238 | 304 | Pn | 2026-07-29 09:04:43.1 | -1.6 | T | CSLC0009 | |
| C1 | AC06 | 1.238 | 304 | Pn | 2026-07-29 09:04:43.1 | -1.6 | T | SC40010 | |
| C1 | AC04 | 1.659 | 265 | Pn | 2026-07-29 09:04:48.3 | -1.4 | T | CSLC0012 | |
| C1 | AC04 | 1.659 | 265 | Pn | 2026-07-29 09:04:48.3 | -1.4 | T | GFZ0013 | |
| C1 | AC04 | 1.659 | 265 | Pn | 2026-07-29 09:04:48.3 | -1.4 | T | SC40011 | |
| C1 | AC07 | 1.738 | 302 | Pn | 2026-07-29 09:04:51.0 | 0.3 | T | SC40014 | |
| C1 | AC01 | 2.273 | 326 | Pn | 2026-07-29 09:04:55.9 | -1.7 | T | GFZ0015 | |
| C1 | CO05 | 2.571 | 223 | Pn | 2026-07-29 09:05:00.4 | -1 | T | CSLC0016 | |
| C1 | CO05 | 2.571 | 223 | Pn | 2026-07-29 09:05:00.4 | -1 | T | SC40017 | |
| C | GO02 | 2.903 | 353 | Pn | 2026-07-29 09:05:06.9 | 0.8 | T | GFZ0018 | |
| C | GO02 | 2.903 | 353 | Pn | 2026-07-29 09:05:07.3 | 1.2 | T | CSLC0019 | |
| C1 | CO03 | 3.057 | 205 | Pn | 2026-07-29 09:05:07.8 | -0.1 | T | GFZ0020 | |
| C1 | CO03 | 3.057 | 205 | Pn | 2026-07-29 09:05:07.9 | 0 | T | CSLC0021 | |
| C1 | CO06 | 3.360 | 219 | Pn | 2026-07-29 09:05:15.5 | 3.6 | T | SC40022 | |
| C1 | CO02 | 3.501 | 206 | Pn | 2026-07-29 09:05:13.1 | -0.7 | T | GFZ0023 | |
| C1 | CO02 | 3.501 | 206 | Pn | 2026-07-29 09:05:13.5 | -0.4 | T | CSLC0024 | |
| C1 | CO02 | 3.501 | 206 | Pn | 2026-07-29 09:05:13.9 | 0 | T | SC40025 | |
| C1 | CO04 | 4.255 | 201 | Pn | 2026-07-29 09:05:22.6 | -1.5 | T | GFZ0026 | |
| C1 | CO04 | 4.255 | 201 | Pn | 2026-07-29 09:05:25.2 | 1.1 | T | SC40027 | |
| GE | SALTA | 4.600 | 35 | Pn | 2026-07-29 09:05:29.3 | 0.2 | T | GFZ0028 | |
| GE | SALTA | 4.600 | 35 | Pn | 2026-07-29 09:05:29.3 | 0.2 | T | SC40029 | |
| CX | PB10 | 4.685 | 345 | Pn | 2026-07-29 09:05:32.2 | 2.5 | T | GFZ0030 | |
| C1 | VA03 | 4.829 | 194 | Pn | 2026-07-29 09:05:30.9 | -0.9 | T | GFZ0031 | |
| C1 | VA03 | 4.829 | 194 | Pn | 2026-07-29 09:05:35.2 | 3.5 | T | SC40032 | |
| C1 | VA03 | 4.829 | 194 | Sn | 2026-07-29 09:06:26.1 | -0.5 | T | GFZ0033 | |
| CX | PB15 | 4.833 | 357 | Pn | 2026-07-29 09:05:30.5 | -1.5 | T | GFZ0034 | |
| CX | PB15 | 4.833 | 357 | Pn | 2026-07-29 09:05:34.6 | 2.7 | T | SC40035 | |
| GE | TCA | 5.165 | 130 | Pn | 2026-07-29 09:05:32.7 | -3.6 | T | GFZ0036 | |
| CX | PB06 | 5.337 | 356 | Pn | 2026-07-29 09:05:37.6 | -1.1 | T | GFZ0037 | |
| C | FAR1 | 5.342 | 190 | Pn | 2026-07-29 09:05:39.0 | 0.1 | T | GFZ0038 | |
| C1 | MT15 | 5.631 | 191 | Pn | 2026-07-29 09:05:45.1 | 2.6 | T | SC40039 | |
| C1 | MT12 | 5.769 | 191 | Pn | 2026-07-29 09:05:47.6 | 3.2 | T | SC40040 | |
| C | LMEL | 5.830 | 188 | Pn | 2026-07-29 09:05:45.7 | 0.4 | T | GFZ0041 | |
| CX | PB09 | 6.232 | 360 | Pn | 2026-07-29 09:05:49.1 | -1.8 | T | GFZ0042 | |
| C1 | BO01 | 6.511 | 194 | Pn | 2026-07-29 09:05:54.0 | -0.4 | T | GFZ0043 | |
| C1 | BO02 | 6.841 | 191 | Pn | 2026-07-29 09:05:59.5 | 0.4 | T | GFZ0044 | |
| C1 | TA02 | 7.796 | 354 | Pn | 2026-07-29 09:06:12.0 | 0 | T | GFZ0045 | |
| C1 | ML02 | 7.902 | 193 | Pn | 2026-07-29 09:06:12.1 | -1.2 | T | GFZ0046 | |
| GT | CPUP | 10.701 | 84 | Pn | 2026-07-29 09:06:49.8 | -1.6 | T | GFZ0047 | |
| BL | AQDB | 14.426 | 61 | P | 2026-07-29 09:07:43.5 | -0.7 | T | GFZ0048 | |
| G | MATO | 16.146 | 42 | P | 2026-07-29 09:08:06.7 | 3.4 | T | SC40049 | |
| BR | SALV | 17.387 | 49 | Pn | 2026-07-29 09:08:17.9 | 0.6 | T | SC40050 |