EARTHQUAKES · REEVES AREA · US1000D4US

Magnitude 3.0 20 km WSW of Coyanosa, Texas

Thursday, March 15, 2018, 12:47:01 PM Central · 2018-03-15 17:47:01 UTC

A magnitude 3.0 earthquake 20 km WSW of Coyanosa, Texas on March 15, 2018 at 12:47 PM Central, 5.0 km deep, in the Reeves County area.

It is one of 163 M2+ events located within 10 km of this spot, 2 of them in the thirty days before it; the largest nearby was M3.6.

15 active injection or disposal wells sit within 10 km, the nearest 0.9 km away and operated by Blue Arrow Operating, LLC; together they hold 221,000 barrels a day of permitted capacity.

3 of the nearby wells report daily to TexNet; they injected 4,597 barrels a day in August 2026.

M3.0
ML, reviewed
5.0
km deep · 16,405 ft
2
M2+ within 10 km, prior 30 days
163
M2+ within 10 km, all time
15
active injection wells within 10 km
413
permitted wells within 10 km

Location

Epicenter
31.1510, -103.2466
County area
Reeves County
On a map
Google Maps ↗
Catalog
USGS event page ↗

Around it in time and space

M2+ events within 10 km, nearest in time first.

WhenMagDistanceDepth
Mar 8, 2018, 11:41 AM2.56.8 km5.0 km
Mar 4, 2018, 7:57 AM2.74.9 km6.9 km
Feb 11, 2018, 3:39 PM3.04.8 km5.0 km
Jan 23, 2018, 4:42 AM2.28.7 km6.6 km
May 28, 2018, 3:15 PM3.03.1 km5.0 km
Dec 27, 2017, 5:50 PM2.78.8 km5.0 km
Jun 3, 2018, 2:44 AM3.13.6 km6.8 km
Jun 3, 2018, 5:57 AM3.11.1 km3.6 km
Jun 3, 2018, 9:41 PM2.71 km5.0 km
Dec 18, 2017, 10:59 PM2.50.7 km5.0 km
Dec 15, 2017, 3:53 AM3.33.6 km5.0 km
Jun 28, 2018, 6:37 PM2.78.4 km5.0 km

Largest nearby on record: M3.6 on Nov 29, 2020.

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. 3 of these report daily to TexNet: 4.6K bbl/d in Aug 2026.

WellOperatorUIC no.DistancePermitted, bbl/dInjection zone, ft
Chaparral "B" #1Blue Arrow Operating, LLC0000646080.9 km5005,221–5,241
WBR 18 #1SWVTX Energy Operating, LLC0001136361.7 km20,0005,500–7,500
Red Horse "29" #1WShenandoah Petroleum Corporation0000983282.7 km1,5005,250–5,392
Lucas 23 #1SWWaterbridge Texas Operating LLC0001127444.2 km12,0006,020–6,405
Lucas 23 #2SWWaterbridge Texas Operating LLC0001127454.5 km12,0005,250–6,900
Salty Brigham 10 #1SWRattler Midstream Operating LLC0001109844.6 km20,0006,050–7,800
Lindsay #1DRattler Midstream Operating LLC0001188805.5 km10,0006,000–8,100
WBR 47 #1SWVTX Energy Operating, LLC0001138696.1 km20,0005,500–7,500
Hippo 22 #1SWVTX Energy Operating, LLC0001050126.2 km20,0005,850–6,500
Hawg SWD #1Waterbridge Texas Operating LLC0001059296.2 km20,0005,200–8,000
Gillespie #1Vaquero Operating0000812627.6 km5,0005,350–5,990
Old Courtney Ranch Co SWD #1Rattler Midstream Operating LLC0001180227.7 km20,0005,930–7,950
El Kabong Unit 48-18-7 #1DXTO Energy Inc.0001179797.8 km20,0005,700–7,738
Coyote 48 #2SWWaterbridge Texas Operating LLC0001109257.9 km20,0005,250–6,900
Zauk 39 #1SWRattler Midstream Operating LLC0001122788 km20,0005,350–8,000

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

About this data

Event us1000d4us from the USGS earthquake catalog, located by the network its id names 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/us1000d4us, documented in the API reference.