EARTHQUAKES · DIMMIT AREA · TX2023RYVA
Magnitude 2.4 8 km WSW of Asherton, Texas
Wednesday, September 13, 2023, 6:59:10 AM Central · 2023-09-13 11:59:10 UTC
A magnitude 2.4 earthquake 8 km WSW of Asherton, Texas on September 13, 2023 at 6:59 AM Central, 2.3 km deep, in the Dimmit County area.
It is one of 4 M2+ events located within 10 km of this spot, none in the thirty days before it; this is the largest of them.
4 active injection or disposal wells sit within 10 km, the nearest 2.8 km away and operated by Verdun Oil & Gas LLC; together they hold 74,500 barrels a day of permitted capacity.
- M2.4
- ML, reviewed
- 2.3
- km deep · 7,695 ft
- 0
- M2+ within 10 km, prior 30 days
- 4
- M2+ within 10 km, all time
- 4
- active injection wells within 10 km
- 192
- permitted wells within 10 km
Location
- Epicenter
- 28.4120, -99.8370
- County area
- Dimmit 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 29, 2025, 6:32 AM | 2.3 | 6 km | 3.0 km |
| Aug 21, 2025, 12:30 PM | 2.3 | 8.7 km | 2.7 km |
| Sep 9, 2025, 5:20 PM | 2.0 | 5.7 km | 3.1 km |
Largest nearby on record: M2.3 on Aug 21, 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 |
|---|---|---|---|---|---|
| Palo Blanco SWD #1 | Verdun Oil & Gas LLC | 000119122 | 2.8 km | 30,000 | 7,005–10,495 |
| Frost National Bank #1 | Texxco Energy Services Inc | 000099403 | 5.3 km | 10,000 | 3,000–4,000 |
| Jung, Carmen #2 | Sandy SWD, LLC | 000099087 | 8.4 km | 9,500 | 3,210–3,536 |
| Tres Vaquero SWD #1 | C&e Production, LLC | 000105052 | 10 km | 25,000 | 7,230–9,500 |
Disposal in Dimmit County → · How disposal permits and volumes work →
About this data
Event tx2023ryva 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/tx2023ryva, documented in the API reference.