COUNTIES · EAGLE FORD SHALE · DISTRICT 01 · CODE 055
Caldwell County, Texas
3 drilling permits were issued in Caldwell County in the past 90 days, 2 in the 90 days before.
Hamilton, Clay leads with 3 permits in the past 12 months, one of 7 operators active in the county.
6 operators filed a first Caldwell County permit in the past year.
Median permitted depth over the past year is 2,555 ft (prior year: 2,185 ft); 33% of the past year's permits are horizontal.
The county has 101 active disposal and injection permits of 448 on file, with 193M barrels injected in the 12 months reported through September 2025.
4,334 drilling permits have been issued in Caldwell County since 1977.
4,334 permits on file since 1977 · last issued Oct 22, 2026
Email me new permitsAlso: every Caldwell County well in the statewide list, searchable → · a year of permits on the map →
- 2,006
- active wells · 7,818 on file
- 57
- operators of the active wells
- 3,478
- plugged wells
Wells by status
7,818 WELLBORES ON FILE
From the RRC wellbore file and the permit record. Other sites count the RRC's map locations, which include dry holes and locations this file does not hold, so their totals differ.
Wells spudded, by year
HorizontalVertical and directional
Drilling permits
- 3
- permits issued, 90d
- +50%
- vs prior 90d (2)
- 3
- operators filing
- 33%
- horizontal
- 2,850
- avg permitted depth, ft
WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 11, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 120 MONTHS · BY ISSUE DATE
Last 12 months 8 · prior 12 3(+167%)
Operators by permits, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| Hamilton, Clay | 3 | 2 |
| Left Behind Recovery, LLC | 1 | 103 |
| Buonadonna Oil LLC | 1 | 11 |
| Lynco Oilfield Services LLC | 1 | 1 |
| Excel Operating, LLC | 1 | 0 |
| Onemoretime, LLC | 1 | 0 |
| RR Ventures Limited Partnership | 1 | 0 |
Full operator directory: 599 operators have filed a permit here since 1977 →
New entrants, last 12 months
Operators whose first permit in Caldwell County came in the last year. 6 in total.
- Hamilton, Clay3 permitsNov 19, 2025 · active elsewhere first
- Excel Operating, LLC1 permitSep 3, 2026 · new to Texas permits
- Lynco Oilfield Services LLC1 permitAug 17, 2026 · new to Texas permits
- Onemoretime, LLC1 permitMay 12, 2026 · new to Texas permits
- RR Ventures Limited Partnership1 permitMar 9, 2026 · active elsewhere first
- Buonadonna Oil LLC1 permitDec 22, 2025 · new to Texas permits
Permit types, 90d
| Type | Window | Prior | All time |
|---|---|---|---|
| Drill | 2 | 0 | 4,056 |
| Recompletion | 1 | 1 | 127 |
| Reenter | 0 | 1 | 57 |
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Caldwell County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
In Caldwell County the Buda is reported in 819 wells, median top 2,366 ft, highlighted below. Back to the formation →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Austin Chalk | 1,079 | 5 | 2,167 | 1,693–2,422 |
| Buda | 819 | 4 | 2,366 | 1,825–2,678 |
| Eagle Ford | 618 | 2 | 2,450 | 1,894–2,672 |
| Edwards | 356 | 5 | 2,454 | 1,900–2,785 |
| Del Rio | 196 | 1 | 2,568 | 1,904–2,704 |
| Georgetown | 189 | 2 | 2,362 | 1,760–2,747 |
| Taylor | 189 | 0 | 1,700 | 1,094–2,275 |
| Pecan Gap | 161 | 1 | 1,912 | 1,400–2,110 |
| Navarro | 82 | 1 | 972 | 460–1,320 |
| Wilcox | 82 | 0 | 100 | 1–640 |
| Midway | 55 | 0 | 420 | 250–805 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 101
- active UIC permits of 448
- 1.68M
- permitted bbl/day, active
- 193M
- bbl injected, last 12 reported months
- Sep 2025
- reported through
Every active well, operator, and daily reporter in Caldwell County →
Permitted volume is a ceiling, not throughput. How to read it →
USGS catalog, Texas
Seismicity, last 2 years
- 0
- M2+ events in the area
- —
- largest
Monthly counts, magnitudes, and every recent event in the area →
Events are not tagged with a county; this counts M2+ events inside the bounding box of the county’s located permits, padded 0.1°. About TexNet →
Latest permits
NEWEST FIRST BY ISSUE DATE
| Permit | Seen | Issued | Operator | Lease / well | Depth | API |
|---|---|---|---|---|---|---|
| 919412 | Oct 24, 2026 | Oct 22, 2026 | Hamilton, Clay | Young-Clark Unit #2HH | 2,500 | 05535202 |
| 918387 | Sep 5, 2026 | Sep 3, 2026 | Excel Operating, LLC | Johnson #1A | 2,600 | 05535201 |
| 917742 | Aug 19, 2026 | Aug 17, 2026 | Lynco Oilfield Services LLC | Davis, J. J. Estate -A- #1SW | 3,450 | 05535061 |
| 916843Amendment | Sep 4, 2026 | Jul 7, 2026 | Hamilton, Clay | Young-Clark Unit #1HH | 2,400 | 05535199 |
| 916843 | Jul 7, 2026 | Jul 7, 2026 | Hamilton, Clay | Young-Clark Unit #1HH | 2,400 | 05535199 |
| 915888 | Jun 5, 2026 | Jun 5, 2026 | Left Behind Recovery, LLC | Wright, J. D. #7R | 2,555 | 05504778 |
| 915498 | May 12, 2026 | May 12, 2026 | Onemoretime, LLC | Johnson #1A | 2,400 | 05535201 |
| 915498Amendment | May 12, 2026 | May 12, 2026 | Onemoretime, LLC | Johnson #1A | 2,500 | 05535201 |
| 913658 | Mar 9, 2026 | Mar 9, 2026 | RR Ventures Limited Partnership | Mrs. Fred Adams #1 | 917 | 05581610 |
| 912264 | Dec 22, 2025 | Dec 22, 2025 | Buonadonna Oil LLC | Tiller, J. R. -C- #3B | 2,600 | 05535200 |
Questions about Caldwell County
How many drilling permits were issued in Caldwell County in the last 12 months?
9 permits were issued in Caldwell County in the last 12 months, up 125% from 4 in the 12 months before. 33% were for horizontal wells. The most recent was issued Oct 22, 2026. 4,334 are on file since 1977.
Every Caldwell County permit →Who is the most active operator in Caldwell County?
By drilling permits filed in the last 12 months, Hamilton, Clay is the most active operator in Caldwell County, with 3 of 9, followed by Left Behind Recovery, LLC (1) and Buonadonna Oil LLC (1). 3 operators filed permits here in the last 90 days.
Operators in Caldwell County →How many oil and gas wells are in Caldwell County?
7,818 wells are on file in Caldwell County, including 2,006 active, 3,478 plugged, and 6 permitted and not yet drilled. 225 are horizontal. The active wells are under 57 operators.
Every well in Caldwell County →How much oil and gas does Caldwell County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Caldwell County is listed with its reported production on the county's Leases tab.
Leases in Caldwell County →How much water is injected in Caldwell County?
193 million barrels of water were injected in Caldwell County in the 12 months through September 2025, reported on form H-10. 101 of the county's 448 disposal and injection permits are active.
Disposal and injection in Caldwell County →What formations are drilled in Caldwell County?
Completion filings for wells in Caldwell County report tops for 11 formations in at least ten wells each. The most reported are the Austin Chalk (1,079 wells, median top 2,167 ft), the Buda (819 wells, median top 2,366 ft), and the Eagle Ford (618 wells, median top 2,450 ft).
Formations in Caldwell County →What basin is Caldwell County in?
Petrora lists Caldwell County in the Eagle Ford Shale. It is in the Railroad Commission's District 01.
The Eagle Ford Shale →Have there been earthquakes in Caldwell County?
No earthquakes of magnitude 2 or more were located in the area of Caldwell County's permitted wells in the last 2 years.
Earthquakes in Caldwell County →About this data
Wells from the RRC wellbore file and the permit record. Drilling permits from the RRC OGA049M master and daily daf420 files, rebuilt nightly into per-county figures; windows are on the date issued. Disposal from UIC permits and H-10 reports at the last settled month; earthquakes from the TexNet catalog inside the county's located-permit footprint.
Developers: this page as JSON is GET /v1/data/counties/tx/caldwell?days=90, documented in the API reference.