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EARTHQUAKES · MITCHELL AREA · TX2025UPTLIN

Magnitude 3.2 5 km WSW of Westbrook, Texas

Sunday, October 19, 2025, 3:40:47 PM Central · 2025-10-19 20:40:47 UTC

A magnitude 3.2 earthquake 5 km WSW of Westbrook, Texas on October 19, 2025 at 3:40 PM Central, 6.6 km deep, in the Mitchell County area.

It is one of 42 M2+ events located within 10 km of this spot, 2 of them in the thirty days before it; the largest nearby was M4.3.

15 active injection or disposal wells sit within 10 km, the nearest 0.5 km away and operated by Grayrock Energy II, LLC; together they hold 8,900 barrels a day of permitted capacity.

7 of the nearby wells report daily to TexNet; they injected 2,475 barrels a day in August 2026.

M3.2
ML, reviewed
6.6
km deep · 21,708 ft
2
M2+ within 10 km, prior 30 days
42
M2+ within 10 km, all time
15
active injection wells within 10 km
64
permitted wells within 10 km

Location

Epicenter
32.3390, -101.0710
County area
Mitchell 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
Oct 19, 2025, 5:03 PM2.50.6 km8.5 km
Oct 20, 2025, 7:27 AM2.50.3 km8.7 km
Oct 22, 2025, 2:30 PM2.70.9 km7.7 km
Oct 12, 2025, 6:00 PM2.91.8 km7.9 km
Oct 12, 2025, 1:08 AM4.30.3 km5.3 km
Oct 30, 2025, 9:00 AM2.20.9 km6.1 km
Nov 16, 2025, 8:01 AM2.50.3 km8.0 km
Nov 20, 2025, 2:41 PM3.10.5 km7.1 km
Nov 20, 2025, 4:53 PM2.80.4 km6.9 km
Dec 31, 2025, 3:42 AM2.41.1 km8.7 km
Feb 5, 2026, 12:11 AM2.56.1 km5.6 km
May 10, 2025, 10:02 AM2.05.4 km3.4 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. 7 of these report daily to TexNet: 2.48K bbl/d in Aug 2026.

WellOperatorUIC no.DistancePermitted, bbl/dInjection zone, ft
Westbrook Southwest Unit #213WGrayrock Energy II, LLC0000220380.5 km7002,300–3,300
Westbrook Southwest Unit #1520WGrayrock Energy II, LLC0000988780.7 km5002,300–3,300
Westbrook Southwest Unit #1508Grayrock Energy II, LLC0000987920.8 km5002,300–3,300
Westbrook Southwest Unit #211WGrayrock Energy II, LLC0000220360.9 km7002,300–3,300
Westbrook Southwest Unit #202AWGrayrock Energy II, LLC0000220311 km7002,300–3,300
Westbrook Southwest Unit #1522WGrayrock Energy II, LLC0000988791.1 km5002,300–3,300
Westbrook Southwest Unit #173Grayrock Energy II, LLC0000463291.2 km7002,300–3,300
Westbrook Southwest Unit #1032WGrayrock Energy II, LLC0000905831.2 km7002,300–3,300
Westbrook Southeast Unit #1053WBce-Mach III LLC0000904131.2 km5002,850–3,200
Westbrook Southwest Unit #1523Grayrock Energy II, LLC0000993631.2 km5002,300–3,300
Westbrook Southwest Unit #204WGrayrock Energy II, LLC0000220341.3 km7002,300–3,300
Westbrook Southeast Unit #1056WBce-Mach III LLC0000920791.3 km5002,850–3,250
Westbrook Southwest Unit #1020WGrayrock Energy II, LLC0000825901.4 km7002,300–3,300
Westbrook Southeast Unit #1057WBce-Mach III LLC0000904111.4 km5002,850–3,200
Westbrook Southeast Unit #1054WBce-Mach III LLC0000904121.4 km5002,850–3,200

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

About this data

Event tx2025uptlin 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/tx2025uptlin, documented in the API reference.