EARTHQUAKES · SAN AUGUSTINE COUNTY
Earthquakes in the San Augustine County area
TexNet events inside the footprint of the county's 561 located permits, padded 0.1°. Events carry no county, so this is an area, and border clusters show up in more than one. The county's disposal wells →
TexNet located no M2+ earthquakes in the San Augustine County area in the last twelve months.
The largest on record here was M3.3 on January 20, 2019, 7 km SSW of San Augustine, Texas.
9 injection and disposal wells are active in the county, with 215,000 barrels a day of permitted capacity and 9.7 million barrels reported injected over the H-10 year to June 2025.
- 0
- M2+ events, last 12 months
- 0
- M3+ events, last 12 months
- 0
- M2+ events, last 2 years
- M3.3
- largest on record, Jan 20, 2019
M2+ events, by month
LAST FIVE YEARS
Last 12 months 3
M2–2.9M3+
By magnitude
M2+ events in the last two years, in half-magnitude steps. Each step up is about 32 times the energy.
- No M2+ events in the last two years.
By year
| Year | M2+ | M3+ | Largest |
|---|---|---|---|
| 2024 | 2 | 1 | M3.0 |
| 2023 | 1 | 0 | M2.3 |
| 2019 | 1 | 1 | M3.3 |
RRC UIC + H-10 · TexNet daily
Disposal in the same county
- 9
- active injection wells
- 215K
- bbl/d permitted
- 9.7M
- bbl reported, H-10 year to Jun 2025
Recent events
M2+ · NEWEST FIRST · TIMES IN CENTRAL
| When | Mag | Where | Depth |
|---|---|---|---|
| May 3, 2024, 9:21 PM | 2.6 | 5 km WSW of Chireno, Texas | 6.4 km |
| Apr 2, 2024, 5:17 PM | 3.0 | 5 km WSW of Chireno, Texas | 7.6 km |
| Dec 30, 2023, 5:30 AM | 2.3 | 6 km SW of Huxley, Texas | 14.8 km |
| Jan 20, 2019, 5:32 AM | 3.3 | 7 km SSW of San Augustine, Texas | 5.0 km |
About this data
TexNet catalog events inside 31.18–31.73°N, 93.89–94.41°W, refreshed daily. Disposal figures from the RRC UIC well master and H-10 filings at the last settled month.
Developers: this page as JSON is GET /v1/data/earthquakes/tx/san-augustine, documented in the API reference.