Petrora

EARTHQUAKES · HOWARD AREA · TX2023CLAT

Magnitude 2.0 7 km WNW of Westbrook, Texas

Saturday, February 4, 2023, 5:55:21 AM Central · 2023-02-04 11:55:21 UTC

A magnitude 2.0 earthquake 7 km WNW of Westbrook, Texas on February 4, 2023 at 5:55 AM Central, 7.0 km deep, in the Howard County area.

It is one of 36 M2+ events located within 10 km of this spot, none in the thirty days before it; the largest nearby was M4.3.

15 active injection or disposal wells sit within 10 km, the nearest 0.6 km away and operated by Cross Cut Petroleum, LLC; together they hold 9,700 barrels a day of permitted capacity.

11 of the nearby wells report daily to TexNet; they injected 47,878 barrels a day in August 2026.

M2.0
ML, reviewed
7.0
km deep · 22,867 ft
0
M2+ within 10 km, prior 30 days
36
M2+ within 10 km, all time
15
active injection wells within 10 km
91
permitted wells within 10 km

Location

Epicenter
32.3849, -101.0903
County area
Howard 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
Feb 4, 2023, 9:41 AM2.30.7 km8.5 km
Sep 30, 2022, 8:16 AM2.41.6 km10.0 km
Sep 30, 2022, 3:04 AM2.80.8 km7.9 km
Aug 12, 2022, 1:25 PM2.07.6 km6.3 km
Sep 18, 2023, 8:10 PM2.37.6 km8.7 km
Sep 18, 2023, 10:07 PM2.37.6 km9.0 km
Oct 12, 2023, 10:27 PM2.86.7 km12.0 km
Mar 1, 2024, 10:07 AM2.59.5 km8.5 km
Mar 3, 2024, 3:07 AM2.19.2 km4.9 km
May 23, 2024, 3:31 PM2.84.6 km4.3 km
Jun 5, 2024, 4:45 AM2.39.9 km8.4 km
Jun 9, 2024, 10:12 AM2.74.3 km6.2 km

Largest nearby on record: M4.3 on Oct 12, 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. 11 of these report daily to TexNet: 47.9K bbl/d in Aug 2026.

WellOperatorUIC no.DistancePermitted, bbl/dInjection zone, ft
York #24WCross Cut Petroleum, LLC0000599640.6 km7502,400–3,150
Turner Gregory Unit #2202WGTG Operating, LLC0000905130.7 km5002,385–2,808
York #23WCross Cut Petroleum, LLC0000599630.9 km7502,400–3,150
Westbrook Southwest Unit #110Grayrock Energy II, LLC0000985151 km5002,300–3,300
Westbrook Southwest Unit #131IGrayrock Energy II, LLC0000987891 km5002,300–3,400
Grant #3Swjn Oil Company0000434981.1 km1,0002,316–2,740
Westbrook Southwest Unit #37Grayrock Energy II, LLC0000996391.1 km7002,300–3,300
York #20WCross Cut Petroleum, LLC0000599601.2 km7502,400–3,150
Westbrook Southwest Unit #134Grayrock Energy II, LLC0000985161.2 km5002,300–3,300
Turner Gregory Unit #1111GTG Operating, LLC0001049211.2 km1,5002,350–3,100
Westbrook Southwest Unit #312Grayrock Energy II, LLC0000463141.3 km5002,300–3,300
Gregory -A- #44WCross Cut Petroleum, LLC0000654271.3 km5002,400–3,300
York #22WCross Cut Petroleum, LLC0000599621.3 km7502,400–3,150
Westbrook Southwest Unit #126Grayrock Energy II, LLC0000985141.3 km5002,300–3,300
Henderson, D. J. (HMH) #13WCross Cut Petroleum, LLC0000554331.3 km—2,400

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

About this data

Event tx2023clat 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/tx2023clat, documented in the API reference.