TEXAS · WELLS · ROBERTS COUNTY · API 42-393-31974 · DISTRICT 08
Waterfield C #8
Roberts County · Mendota NW. (Douglas Lo.) field · Shut In · Vertical
Waterfield C #8 (API 42-393-31974) is a well in Roberts County operated by Unit Petroleum Company, completed January 22, 2010 and listed as shut in on the RRC schedule, shut in September 1, 2021.
The RRC has issued 2 drilling permits between 2007 and 2010, permitted to 11,200 ft.
Completion filings report 9 formation tops, including Douglas, Brown Dolomite, Base Heebner, 3ansas City.
Its 2 leases have reported 158K barrels of oil and 1.18M mcf of gas since January 1993, last reporting in July 2026. The leases carry 9 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Tulsa, OK
- P-5 status
- Active (A)
- P-5 last filed
- Jan 13, 2025
- Permits on file
- 1,100
- Phone
- (918) 493-7700
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Unit Petroleum Company |
| Production reports | Unit Petroleum Companythrough Apr 2026 |
| Latest permit | Unit Petroleum CompanyFeb 26, 2010 |
- 11,200
- total depth, ft
- 2
- permits on file
- Feb 26, 2010
- last permit issued
- Jan 22, 2010
- completed
- 158K
- cumulative oil, bbl
- 1.18M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 22, 2010
- Shut in
- Sep 1, 2021
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 2 leases this well is completed on; they carry 9 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Waterfield "C" O-14-5389 | Mendota, NW. (Granite Wash, SW.) | Unit Petroleum Company | 6 | 30.6K | 820K | Jan 1993 – Jul 2026 |
| Waterfield "C" O-14-8067 | Mendota, NW. (Douglas, Lo.) | Unit Petroleum Company | 3 | 128K | 365K | Oct 2009 – Jul 2026 |
Oil, barrels lease total
Last 12 months 4,586 · prior 12 6,543(-30%)
Gas, mcf lease total
Last 12 months 29,179 · prior 12 31,418(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Unit Petroleum CompanyJan 1993 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 691886-99 | Recompletion | Unit Petroleum Company | Feb 25, 2010 | Feb 26, 2010 | Dec 28, 2009 | 11,300 |
| 639017-99 | Drill | Unit Petroleum Company | May 15, 2007 | May 31, 2007 | Jun 17, 2007 | 11,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jan 22, 2010 | Waterfield C O-14-8067 | Mendota NW. (Douglas Lo.) | Unit Petroleum Company | Shut In · shut in Sep 1, 2021 | 11,200 |
| Aug 22, 2007 | Waterfield C O-14-5389 | Mendota NW. (Granite Wash SW.) | Unit Petroleum Company | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,818 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Douglas | 690 | 2,128 |
| Brown DolomiteTOP BROWN DOLOMITE | 4,121 | -1,303 |
| Base Heebner | 6,903 | -4,085 |
| 3ANSAS City | 8,064 | -5,246 |
| Marmaton | 8,982 | -6,164 |
| Granite Wash | 9,406 | -6,588 |
| Novi | 10,585 | -7,767 |
| Top 13 Finger | 10,668 | -7,850 |
| Morrow | 10,810 | -7,992 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,250 | 7,268 | Perforated |
| 9,615 | 9,692 | Perforated |
| 9,950 | 10,092 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,840 | 12.25 | 940 S |
| 5.5 | 11,200 | 7.75 | 355 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 | Jun 29, 2010 | Mar 26, 2010 | Yes |
| 00 | May 7, 2010 | — | — |
| 00 | Nov 29, 2007 | Oct 15, 2007 | Yes |
| 00 | Nov 19, 2007 | — | — |
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 42-393-31974 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-393-31974 → 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.
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/39331974, documented in the API reference.