EARTHQUAKES · WILSON AREA · TX2023SBEC
Magnitude 4.1 16 km ENE of Falls City, Texas
Thursday, September 14, 2023, 1:50:39 PM Central · 2023-09-14 18:50:39 UTC
A magnitude 4.1 earthquake 16 km ENE of Falls City, Texas on September 14, 2023 at 1:50 PM Central, 7.9 km deep, in the Wilson County area.
It is one of 146 M2+ events located within 10 km of this spot, 7 of them in the thirty days before it; the largest nearby was M4.6.
6 active injection or disposal wells sit within 10 km, the nearest 5.6 km away and operated by Evx Operating LLC; together they hold 126,500 barrels a day of permitted capacity.
6 of the nearby wells report daily to TexNet; they injected 49,395 barrels a day in August 2026.
- M4.1
- ML, reviewed
- 7.9
- km deep · 26,003 ft
- 7
- M2+ within 10 km, prior 30 days
- 146
- M2+ within 10 km, all time
- 6
- active injection wells within 10 km
- 755
- permitted wells within 10 km
Location
- Epicenter
- 29.0490, -97.8640
- County area
- Wilson 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 |
|---|---|---|---|
| Sep 14, 2023, 11:45 PM | 2.1 | 0.9 km | 7.7 km |
| Sep 15, 2023, 2:42 AM | 2.2 | 0.5 km | 8.0 km |
| Sep 15, 2023, 6:58 AM | 2.7 | 3.5 km | 7.5 km |
| Sep 11, 2023, 6:56 PM | 2.7 | 0.4 km | 7.9 km |
| Sep 11, 2023, 6:49 PM | 3.1 | 0.7 km | 7.9 km |
| Sep 11, 2023, 3:07 PM | 3.0 | 0.5 km | 7.8 km |
| Sep 17, 2023, 2:17 PM | 2.2 | 0.8 km | 6.3 km |
| Sep 10, 2023, 2:44 AM | 2.8 | 0.2 km | 6.6 km |
| Sep 22, 2023, 4:42 AM | 2.1 | 1.6 km | 7.7 km |
| Sep 24, 2023, 3:39 PM | 2.3 | 1.3 km | 7.2 km |
| Sep 1, 2023, 11:43 PM | 2.0 | 1.9 km | 8.6 km |
| Aug 30, 2023, 7:34 AM | 2.1 | 1 km | 8.1 km |
Largest nearby on record: M4.6 on Jan 30, 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. 6 of these report daily to TexNet: 49.4K bbl/d in Aug 2026.
| Well | Operator | UIC no. | Distance | Permitted, bbl/d | Injection zone, ft |
|---|---|---|---|---|---|
| J. P. Wright #1 | Evx Operating LLC | 000109247 | 5.6 km | 20,000 | 5,500–7,200 |
| Karnes SWD #1 | Crosstex Environmental STX, LLC | 000101718 | 6.8 km | 40,000 | 5,400–7,100 |
| Karnes SWD #1 | Pilot Water Solutions SWD LLC | 000104027 | 7.3 km | 25,000 | 5,400–7,100 |
| Skloss, Emil -SWD- #1 | 2 D Oil & Gas LLC | 000046064 | 8.2 km | 4,000 | 4,868–4,988 |
| Helena SWD #1 | Pilot Water Solutions SWD LLC | 000104980 | 8.9 km | 25,000 | 6,840–7,650 |
| Karnes SWD #2 | Estate of James L. Nelson | 000116819 | 9.4 km | 12,500 | 5,600–7,300 |
Disposal in Wilson County → · How disposal permits and volumes work →
About this data
Event tx2023sbec 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/tx2023sbec, documented in the API reference.