EARTHQUAKES · WILSON AREA · TX2023SCDO

Magnitude 2.2 17 km ENE of Falls City, Texas

Friday, September 15, 2023, 2:42:23 AM Central · 2023-09-15 07:42:23 UTC

A magnitude 2.2 earthquake 17 km ENE of Falls City, Texas on September 15, 2023 at 2:42 AM Central, 8.0 km deep, in the Wilson County area.

It is one of 144 M2+ events located within 10 km of this spot, 9 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 5.5 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.

M2.2
ML, reviewed
8.0
km deep · 26,396 ft
9
M2+ within 10 km, prior 30 days
144
M2+ within 10 km, all time
6
active injection wells within 10 km
722
permitted wells within 10 km

Location

Epicenter
29.0530, -97.8620
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.

WhenMagDistanceDepth
Sep 14, 2023, 11:45 PM2.11.3 km7.7 km
Sep 15, 2023, 6:58 AM2.74 km7.5 km
Sep 14, 2023, 1:50 PM4.10.5 km7.9 km
Sep 17, 2023, 2:17 PM2.21 km6.3 km
Sep 11, 2023, 6:56 PM2.70.6 km7.9 km
Sep 11, 2023, 6:49 PM3.10.2 km7.9 km
Sep 11, 2023, 3:07 PM3.00.1 km7.8 km
Sep 10, 2023, 2:44 AM2.80.7 km6.6 km
Sep 22, 2023, 4:42 AM2.11.9 km7.7 km
Sep 24, 2023, 3:39 PM2.31.8 km7.2 km
Sep 1, 2023, 11:43 PM2.01.8 km8.6 km
Aug 30, 2023, 7:34 AM2.10.8 km8.1 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.

WellOperatorUIC no.DistancePermitted, bbl/dInjection zone, ft
J. P. Wright #1Evx Operating LLC0001092475.5 km20,0005,500–7,200
Karnes SWD #1Crosstex Environmental STX, LLC0001017186.5 km40,0005,400–7,100
Karnes SWD #1Pilot Water Solutions SWD LLC0001040277.1 km25,0005,400–7,100
Skloss, Emil -SWD- #12 D Oil & Gas LLC0000460648.2 km4,0004,868–4,988
Helena SWD #1Pilot Water Solutions SWD LLC0001049809.3 km25,0006,840–7,650
Karnes SWD #2Estate of James L. Nelson0001168199.9 km12,5005,600–7,300

Disposal in Wilson County → · How disposal permits and volumes work →

About this data

Event tx2023scdo 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/tx2023scdo, documented in the API reference.