EARTHQUAKES · MARTIN AREA · TX2023FAUB

Magnitude 2.4 39 km E of McKinney Acres, Texas

Monday, March 13, 2023, 8:48:39 AM Central · 2023-03-13 13:48:39 UTC

A magnitude 2.4 earthquake 39 km E of McKinney Acres, Texas on March 13, 2023 at 8:48 AM Central, 6.9 km deep, in the Martin County area.

It is one of 202 M2+ events located within 10 km of this spot, 2 of them in the thirty days before it; the largest nearby was M5.1.

15 active injection or disposal wells sit within 10 km, the nearest 1.2 km away and operated by Stonehill Martin, LLC; together they hold 368,000 barrels a day of permitted capacity.

20 of the nearby wells report daily to TexNet; they injected 101,982 barrels a day in August 2026.

M2.4: ML, reviewed
6.9: km deep · 22,787 ft
2: M2+ within 10 km, prior 30 days
202: M2+ within 10 km, all time
15: active injection wells within 10 km
1,040: permitted wells within 10 km

Location

Epicenter: 32.3694, -102.1118
County area: Martin 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
Mar 17, 2023, 3:40 AM	2.5	1.4 km	3.0 km
Mar 19, 2023, 3:54 AM	2.0	1.9 km	9.3 km
Mar 7, 2023, 8:15 AM	2.7	5.3 km	9.6 km
Apr 6, 2023, 9:00 PM	2.1	4.3 km	8.4 km
Feb 12, 2023, 10:33 AM	2.0	6.8 km	9.3 km
Feb 7, 2023, 7:46 PM	2.0	7 km	10.8 km
May 2, 2023, 6:10 PM	2.0	8.1 km	11.2 km
Jan 21, 2023, 8:33 AM	2.5	4.4 km	9.2 km
Jun 1, 2023, 4:03 PM	2.3	5.9 km	7.2 km
Jun 7, 2023, 8:03 PM	2.6	5.1 km	1.9 km
Jun 8, 2023, 11:25 AM	2.0	8.1 km	10.9 km
Jun 9, 2023, 9:33 PM	2.4	8.7 km	10.6 km

Largest nearby on record: M5.1 on Sep 17, 2024.

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. 20 of these report daily to TexNet: 102K bbl/d in Aug 2026.

Well	Operator	UIC no.	Distance	Permitted, bbl/d	Injection zone, ft
Capri SWD #2	Stonehill Martin, LLC	000125986	1.2 km	20,000	4,350–5,700
Capri SWD #1	Stonehill Martin, LLC	000118229	1.9 km	30,000	4,500–5,680
Corsica SWD 2 #2	Stonehill Martin, LLC	000126090	4.3 km	20,000	4,200–5,228
Breedlove Ursa #2D	Deep Blue Operating I LLC	000124651	5.9 km	30,000	3,988–5,308
Holt Ranch #17	Ovintiv USA Inc.	000113468	6.2 km	15,000	4,800–6,450
University 7-27 SWD #D 2	Deep Blue Operating I LLC	000115339	6.3 km	40,000	12,700–14,200
University SWD #D 1	Deep Blue Operating I LLC	000110114	6.7 km	20,000	4,800–5,550
University "7-15" #1D	Pioneer Natural Res. USA, Inc.	000115442	7.4 km	25,000	4,500–5,600
Mabee J SWD #D 1	High Lonesome Midstream, LLC	000110054	7.5 km	20,000	4,800–5,500
Dorothy Faye-K- #D 1	Ovintiv USA Inc.	000108662	7.8 km	20,000	4,775–5,585
Jones-Holton D #5D	Deep Blue Operating I LLC	000116521	8.1 km	40,000	11,000–14,000
University 7-31B SWD #D 1	Deep Blue Operating I LLC	000117513	8.3 km	40,000	12,400–14,163
Scharbauer Ranch #2D	Pioneer Natural Res. USA, Inc.	000102846	8.3 km	8,000	4,214–5,200
Miers, W. W. #1	Beryl Oil and Gas, LP	000125042	8.4 km	20,000	4,200–7,210
Jones-Holton SWD #2WD	Deep Blue Operating I LLC	000105567	8.6 km	20,000	4,200–5,700

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

About this data

Event tx2023faub 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/tx2023faub, documented in the API reference.