WELL · 42-329-45979 · DISTRICT 10
The Big Thirsty 25 SWD #2D
Midland County · Vertical
The Big Thirsty 25 Swd #2D (API 42-329-45979) is a former disposal or injection well in Midland County, last operated by Environmental Dspl Systems, LLC; its UIC permit is no longer active.
The RRC has issued 2 drilling permits between 2022 and 2025, permitted to 7,000 ft.
Operator of record
Environmental Dspl Systems, LLC
Midland, TX · P-5 Y, filed Feb 4, 2026 · 14 permits on file · (432) 262-4092
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Environmental Dspl Systems, LLCSep 16, 2025 |
- 7,000
- total depth, ft
- 2
- permits on file
- Sep 16, 2025
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2025 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Surface location
31.800786, -102.029759
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Midland County.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| The Big Thirsty 25 SWD O-10-64098 | Spraberry (Trend Area) | Deep Blue Operating I LLC | 1 | 0 | 0 | Oct 2025 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 910221-99 | Drill | Environmental Dspl Systems, LLC | Sep 4, 2025 | Sep 16, 2025 | Oct 24, 2025 | 7,000 |
| 884692-99 | Drill | Environmental Disposal Systems | Oct 6, 2022 | Oct 17, 2022 | — | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-64098 | — | — | — | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,812 | 17.5 | 1,195 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Nov 13, 2025 | Oct 28, 2025 | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-329-45979 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-45979 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well has no tops filed, so it cannot anchor a section; its neighbours can.
Rio Grande 25-20SL Unit 242-329-43951
0.6 KM · Endeavor Energy Resources L.P. · Section with this well →
| Santa Rosa | 824 | 1,888 |
| Rustler | 1,738 | 974 |
| Yates | 2,740 | -28 |
| Seven Rivers | 2,908 | -196 |
| Queen | 3,839 | -1,127 |
| Grayburg | 4,082 | -1,370 |
| San Andres | 4,498 | -1,786 |
| Glorieta | 6,018 | -3,306 |
11 TOPS · FIRST 8
Rio Grande 25-20SL Unit 142-329-43950
0.6 KM · Endeavor Energy Resources L.P. · Section with this well →
| Santa Rosa | 824 | 1,883 |
| Yates | 2,740 | -33 |
| Seven Rivers | 2,908 | -201 |
| Queen | 3,839 | -1,132 |
| Grayburg | 4,082 | -1,375 |
| San Andres | 4,498 | -1,791 |
| Glorieta | 6,018 | -3,311 |
| Clear Fork | 6,791 | -4,084 |
10 TOPS · FIRST 8
Rio Grande 25-20SL Unit 142-329-43948
0.6 KM · Endeavor Energy Resources L.P. · Section with this well →
| Santa Rosa | 880 | 1,827 |
| Yates | 1,250 | 1,457 |
| Seven Rivers | 1,300 | 1,407 |
| Queen | 3,700 | -993 |
| Grayburg | 4,280 | -1,573 |
| San Andres | 4,525 | -1,818 |
| Glorieta | 5,159 | -2,452 |
| Clear Fork | 6,782 | -4,075 |
10 TOPS · FIRST 8
Rio Grande 25-20SL Unit 242-329-43960
0.6 KM · Endeavor Energy Resources L.P. · Section with this well →
| Santa Rosa | 824 | 1,883 |
| Yates | 2,740 | -33 |
| Seven Rivers | 2,908 | -201 |
| Queen | 3,839 | -1,132 |
| Grayburg | 4,082 | -1,375 |
| San Andres | 4,498 | -1,791 |
| Glorieta | 6,018 | -3,311 |
| Clear Fork | 6,810 | -4,103 |
10 TOPS · FIRST 8
Bradford South42-329-41981
1.0 KM · Murchison Oil & Gas Inc · Section with this well →
| Santa Rosa | 807 | 1,885 |
| Yates | 2,600 | 92 |
| Seven Rivers | 2,765 | -73 |
| Queen | 4,010 | -1,318 |
| Grayburg | 4,126 | -1,434 |
| San Andres | 4,405 | -1,713 |
| Glorieta | 5,624 | -2,932 |
| Clear Fork | 6,767 | -4,075 |
10 TOPS · FIRST 8
Bradford South42-329-41978
1.1 KM · Murchison Oil & Gas Inc · Section with this well →
| Santa Rosa | 789 | 1,903 |
| Yates | 2,598 | 94 |
| Seven Rivers | 2,759 | -67 |
| Queen | 4,010 | -1,318 |
| Grayburg | 4,122 | -1,430 |
| San Andres | 4,392 | -1,700 |
| Glorieta | 5,618 | -2,926 |
| Clear Fork | 6,769 | -4,077 |
13 TOPS · FIRST 8
Bradford South42-329-41980
1.1 KM · Murchison Oil & Gas Inc · Section with this well →
| Santa Rosa | 805 | 1,887 |
| Yates | 2,598 | 94 |
| Seven Rivers | 2,763 | -71 |
| Queen | 4,006 | -1,314 |
| Grayburg | 4,121 | -1,429 |
| San Andres | 4,400 | -1,708 |
| Glorieta | 5,625 | -2,933 |
| Clear Fork | 6,772 | -4,080 |
10 TOPS · FIRST 8
Rio Brazos 26-15 Unit 142-329-45377
1.1 KM · Endeavor Energy Resources L.P. · Section with this well →
| Santa Rosa | 940 | 1,774 |
| Rustler | 1,642 | 1,072 |
| Yates | 2,662 | 52 |
| Seven Rivers | 3,025 | -311 |
| Queen | 3,836 | -1,122 |
| Grayburg | 4,490 | -1,776 |
| San Andres | 4,560 | -1,846 |
| Glorieta | 5,920 | -3,206 |
10 TOPS · FIRST 8
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 0
- bbl, all reported
- Jan 2026
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000125512 | W-14 Disposal | Not activated | 30,000 | 2,195 | 4,390–6,775 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 0
TexNet catalog via USGS
Seismicity near this well
- 2
- M2+ events within 10 km, last 2 years
- M2.5
- largest
A proximity count, not an attribution. How to read it →
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/32945979, documented in the API reference.