EARTHQUAKES · FRIO AREA · US6000H4RI
Magnitude 2.3 19 km N of Fowlerton, Texas
Tuesday, March 15, 2022, 11:15:34 AM Central · 2022-03-15 16:15:34 UTC
A magnitude 2.3 earthquake 19 km N of Fowlerton, Texas on March 15, 2022 at 11:15 AM Central, 5.0 km deep, in the Frio County area.
It is one of 27 M2+ events located within 10 km of this spot, none in the thirty days before it; the largest nearby was M2.6.
2 active injection or disposal wells sit within 10 km, the nearest 1.7 km away and operated by Evx Operating LLC; together they hold 50,000 barrels a day of permitted capacity.
- M2.3
- ML, reviewed
- 5.0
- km deep · 16,405 ft
- 0
- M2+ within 10 km, prior 30 days
- 27
- M2+ within 10 km, all time
- 2
- active injection wells within 10 km
- 329
- permitted wells within 10 km
Location
- Epicenter
- 28.6407, -98.8226
- County area
- Frio County
- On a map
- Google Maps ↗
- Catalog
- USGS event page ↗
Around it in time and space
M2+ events within 10 km, nearest in time first.
| When | Mag | Distance | Depth |
|---|---|---|---|
| Mar 27, 2022, 4:50 AM | 2.1 | 8.5 km | 5.2 km |
| Dec 5, 2021, 7:51 AM | 2.0 | 8.3 km | 6.1 km |
| Apr 12, 2021, 3:51 AM | 2.1 | 7.5 km | 5.7 km |
| Apr 11, 2021, 6:32 AM | 2.4 | 8 km | 5.4 km |
| Jul 13, 2023, 11:11 PM | 2.2 | 8.3 km | 5.8 km |
| Jan 19, 2024, 3:31 AM | 2.0 | 10 km | 1.9 km |
| Jan 31, 2024, 9:50 AM | 2.0 | 6 km | 2.3 km |
| Feb 1, 2024, 6:15 PM | 2.0 | 8 km | 1.6 km |
| Jun 3, 2019, 12:20 PM | 2.0 | 9.6 km | 5.6 km |
| May 29, 2019, 9:05 PM | 2.3 | 8.4 km | 6.1 km |
| May 29, 2019, 3:03 AM | 2.0 | 8.6 km | 6.7 km |
| May 28, 2019, 1:38 AM | 2.1 | 8.6 km | 6.2 km |
Largest nearby on record: M2.6 on Feb 28, 2025.
Injection wells within 10 km
RRC UIC MASTER · ACTIVE PERMITS
Proximity is not attribution. The wells are listed because the question is always asked; whether any of them is connected to this event is for the RRC's seismic response review, not this page.
| Well | Operator | UIC no. | Distance | Permitted, bbl/d | Injection zone, ft |
|---|---|---|---|---|---|
| R R Prince Ranch SWD, Ltd #1 | Evx Operating LLC | 000105164 | 1.7 km | 25,000 | 8,600–10,500 |
| Donnell SWD #1 | Evx Operating LLC | 000104749 | 3.2 km | 25,000 | 10,000–11,000 |
Disposal in Frio County → · How disposal permits and volumes work →
About this data
Event us6000h4ri from the USGS earthquake catalog, located by the network its id names and refreshed daily. Nearby wells from the RRC UIC well master and permit coordinates; daily volumes from the TexNet injection reporting tool.
Developers: this page as JSON is GET /v1/data/earthquakes/tx/events/us6000h4ri, documented in the API reference.