EARTHQUAKES · FRIO AREA · TX2022HNCA
Magnitude 2.2 21 km NE of Big Wells, Texas
Sunday, April 17, 2022, 1:32:16 PM Central · 2022-04-17 18:32:16 UTC
A magnitude 2.2 earthquake 21 km NE of Big Wells, Texas on April 17, 2022 at 1:32 PM Central, 5.5 km deep, in the Frio County area.
It is one of 8 M2+ events located within 10 km of this spot, 1 of them in the thirty days before it; the largest nearby was M2.3.
2 active injection or disposal wells sit within 10 km, the nearest 6.4 km away and operated by Pilot Water Solutions SWD LLC; together they hold 65,000 barrels a day of permitted capacity.
- M2.2
- ML, reviewed
- 5.5
- km deep · 17,969 ft
- 1
- M2+ within 10 km, prior 30 days
- 8
- M2+ within 10 km, all time
- 2
- active injection wells within 10 km
- 198
- permitted wells within 10 km
Location
- Epicenter
- 28.7030, -99.4030
- County area
- Frio County
- On a map
- Google Maps ↗
- Catalog
- USGS event page ↗ · TexNet catalog ↗
Around it in time and space
M2+ events within 10 km, nearest in time first.
| When | Mag | Distance | Depth |
|---|---|---|---|
| Apr 17, 2022, 5:34 PM | 2.0 | 1.9 km | 8.8 km |
| Apr 28, 2022, 1:46 AM | 2.1 | 7.8 km | 6.9 km |
| Mar 25, 2022, 6:07 PM | 2.2 | 7.7 km | 7.2 km |
| Mar 9, 2022, 1:30 AM | 2.3 | 8.1 km | 7.0 km |
| Dec 6, 2021, 6:00 AM | 2.1 | 3.3 km | 6.0 km |
| Sep 17, 2022, 3:51 PM | 2.1 | 6.1 km | 5.9 km |
| Apr 14, 2023, 7:46 PM | 2.1 | 9.6 km | 4.2 km |
Largest nearby on record: M2.3 on Mar 9, 2022.
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 |
|---|---|---|---|---|---|
| Wilmeth SWD #1 | Pilot Water Solutions SWD LLC | 000124530 | 6.4 km | 40,000 | 7,860–8,450 |
| Ses Frio SWD #1 | Select Water Solutions, LLC | 000102745 | 7 km | 25,000 | 5,000–5,400 |
Disposal in Frio County → · How disposal permits and volumes work →
About this data
Event tx2022hnca from the USGS earthquake catalog, located by TexNet (UT Bureau of Economic Geology) 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/tx2022hnca, documented in the API reference.