WELL · 42-317-33325 · DISTRICT 8
Anderson #1
Martin County · Spraberry (Trend Area) field · Producing · Vertical
Anderson #1 (API 42-317-33325) is a well in Martin County operated by Diamondback E&P LLC, completed February 8, 1986 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 23, 1985, permitted to 8,250 ft.
It was permitted by Brazos Petroleum CO. and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Completion filings report 7 formation tops, including B. Lower Clearfork, U. Spraberry, L. Spraberry, U. Jomill.
Its lease has reported 39.1K barrels of oil and 38.4K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Brazos Petroleum Co.; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,237 permits on file · (855) 247-5920
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | Diamondback E&P LLCthrough Apr 2026 |
| Latest permit | Brazos Petroleum Co.Dec 23, 1985 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,250
- total depth, ft
- 1
- permits on file
- Dec 23, 1985
- last permit issued
- Feb 8, 1986
- completed
- 39.1K
- cumulative oil, bbl
- 38.4K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 8, 1986
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
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 |
|---|---|---|---|---|---|---|
| Anderson O-10-30557 | Spraberry (Trend Area) | Diamondback E&P LLC | 1 | 39.1K | 38.4K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,907 · prior 12 988(+93%)
Gas, mcf lease total
Last 12 months 201 · prior 12 51(+294%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Prime Operating CompanyJan 1993 → Mar 2018
- 2Guidon Energy Mgmt Services LLCJun 2018 → Dec 2020
- 3Diamondback E&P LLCJan 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 293948-99 | Drill | Brazos Petroleum Co. | Dec 20, 1985 | Dec 23, 1985 | — | 8,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-30557 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,540 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| B. Lower Clearfork | 6,425 | -3,885 |
| U. Spraberry | 6,688 | -4,148 |
| L. Spraberry | 7,192 | -4,652 |
| U. Jomill | 7,458 | -4,918 |
| Jomill | 7,514 | -4,974 |
| L. Jomill | 7,680 | -5,140 |
| Dean | 8,002 | -5,462 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,195 | 7,358 | Perforated |
| 7,523 | 7,625 | Perforated |
| 8,005 | 8,137 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 267 | 17.5 | 300 S |
| 8.625 | 3,310 | 11 | 400 S |
| 4.5 | 8,260 | 7.875 | 1,300 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 | Mar 25, 1986 | Mar 5, 1986 | Yes |
| 00 | Mar 15, 1986 | — | — |
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 42-317-33325 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-33325 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.
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/31733325, documented in the API reference.