EARTHQUAKES · GOLIAD AREA · TX2021VEAJ

Magnitude 2.3 5 km NNW of Nordheim, Texas

Thursday, October 28, 2021, 7:58:35 PM Central · 2021-10-29 00:58:35 UTC

A magnitude 2.3 earthquake 5 km NNW of Nordheim, Texas on October 28, 2021 at 7:58 PM Central, 10.0 km deep, in the Goliad County area.

It is one of 41 M2+ events TexNet has located within 10 km of this spot, 1 of them in the thirty days before it; the largest nearby was M3.9.

4 active injection or disposal wells sit within 10 km, the nearest 5.1 km away and operated by KB Shaw, LLC; together they hold 80,000 barrels a day of permitted capacity.

M2.3
ML, reviewed
10.0
km deep · 32,763 ft
1
M2+ within 10 km, prior 30 days
41
M2+ within 10 km, all time
4
active injection wells within 10 km
632
permitted wells within 10 km

Location

Epicenter
28.9720, -97.6280
County area
Goliad County
On a map
OpenStreetMap ↗
Catalog
TexNet earthquake catalog ↗

Around it in time and space

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

WhenMagDistanceDepth
Oct 28, 2021, 2:15 PM2.20.9 km6.2 km
Oct 29, 2021, 4:47 PM2.40.9 km6.0 km
Oct 31, 2021, 3:20 PM2.01.5 km4.9 km
Nov 1, 2021, 3:44 PM2.00.8 km5.5 km
Jul 9, 2021, 6:10 AM2.44.2 km5.1 km
Jul 7, 2021, 11:08 PM2.32.4 km3.0 km
Jul 6, 2021, 8:56 PM2.31.2 km4.6 km
Mar 13, 2022, 4:54 PM2.13 km5.5 km
Jul 6, 2022, 10:27 PM2.27.3 km4.9 km
Jul 7, 2022, 2:55 AM2.01.7 km4.9 km
Jul 7, 2022, 4:44 AM2.20.8 km5.7 km
Jul 7, 2022, 4:54 PM2.06.1 km5.9 km

Largest nearby on record: M3.9 on Oct 9, 2023.

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
D'laine SWD #2KB Shaw, LLC0001012485.1 km20,0003,600–4,500
Rooster SWD #1Goodnight Midstream Permian, LLC0001185645.7 km25,0006,100–10,000
Yorktown West 72 SWD #1Evx Oper LLC0001044936.4 km20,0006,600–8,000
Wm ES Hohn RD SWD NO #1Petro Waste Environmental LP0001253786.6 km15,0005,500–7,700

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

About this data

TexNet catalog event tx2021veaj, as published by the 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/tx2021veaj, documented in the API reference.