EARTHQUAKES · FRIO AREA · TX2025ASKY

Magnitude 2.3 11 km SE of Pearsall, Texas

Friday, January 10, 2025, 7:57:32 PM Central · 2025-01-11 01:57:32 UTC

A magnitude 2.3 earthquake 11 km SE of Pearsall, Texas on January 10, 2025 at 7:57 PM Central, 6.4 km deep, in the Frio County area.

It is one of 385 M2+ events located within 10 km of this spot, 7 of them in the thirty days before it; the largest nearby was M2.8.

5 active injection or disposal wells sit within 10 km, the nearest 2.7 km away and operated by Formentera Operations LLC; together they hold 80,800 barrels a day of permitted capacity.

M2.3
ML, reviewed
6.4
km deep · 20,855 ft
7
M2+ within 10 km, prior 30 days
385
M2+ within 10 km, all time
5
active injection wells within 10 km
66
permitted wells within 10 km

Location

Epicenter
28.8240, -99.0130
County area
Frio 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
Jan 10, 2025, 6:12 AM2.03.6 km8.4 km
Jan 9, 2025, 4:18 PM2.12.9 km9.0 km
Jan 9, 2025, 12:31 PM2.03.2 km7.9 km
Jan 9, 2025, 9:02 AM2.13.6 km9.0 km
Jan 9, 2025, 3:25 AM2.01.8 km4.6 km
Jan 12, 2025, 6:09 PM2.05.1 km8.9 km
Jan 12, 2025, 11:10 PM2.10.5 km8.7 km
Jan 13, 2025, 2:17 PM2.13.2 km8.4 km
Jan 14, 2025, 5:12 PM2.01.8 km8.5 km
Jan 6, 2025, 8:19 PM2.47.7 km7.0 km
Jan 15, 2025, 2:04 AM2.03.9 km7.5 km
Jan 6, 2025, 5:12 AM2.01.9 km8.8 km

Largest nearby on record: M2.8 on Nov 9, 2026.

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.

WellOperatorUIC no.DistancePermitted, bbl/dInjection zone, ft
Mello 308-STX #A311VWFormentera Operations LLC0001269232.7 km20,0004,860–5,285
G2 845-846-STX #C311VWFormentera Operations LLC0001273014.1 km20,0004,520–4,965
Brooks-Barrett-405-STX #C111VWFormentera Operations LLC0001277614.7 km10,0004,685–5,175
Keystone/Keystone Ranch #4Oilfield Cleantech Water Rec LLC0000898589.6 km8004,776–5,368
Pearsall SWD #1NGL Watersolutions Eagleford,llc0001035509.7 km30,0004,000–4,800

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

About this data

Event tx2025asky 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/tx2025asky, documented in the API reference.