WELL · 42-391-00501 · DISTRICT 2
Maude Williams et al C #2
Refugio County · Tom Oconnor (5615) field · Vertical
Maude Williams ET AL C #2 (API 42-391-00501) is a well in Refugio County operated by Hilcorp Energy Company, completed September 13, 2016.
The RRC has issued 2 drilling permits between 2016 and 2019, permitted to 5,919 ft.
Completion filings report 3 formation tops, including Catahoula, Frio, Jackson.
Its 3 leases have reported 68.4K barrels of oil and 72.9K mcf of gas since January 1993, last reporting in July 2026. The leases carry 11 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Hilcorp Energy Companythrough Aug 2017 |
| Latest permit | Hilcorp Energy CompanyFeb 22, 2019 |
- 5,919
- total depth, ft
- 2
- permits on file
- Feb 22, 2019
- last permit issued
- Sep 13, 2016
- completed
- 68.4K
- cumulative oil, bbl
- 72.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 13, 2016
- Shut in
- —
- Plugged
- —
Surface location
28.386519, -97.111785
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Refugio County.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 3 leases this well is completed on; they carry 11 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Williams, Maude et al -C- O-2-9198 | Tom Oconnor (5450 Sand) | Hilcorp Energy Company | 3 | 359 | 30 | Sep 2007 – Jul 2026 |
| Maude Williams et al "C" G-2-282111 | Tom Oconnor (5615) | Hilcorp Energy Company | 1 | 0 | 2.32K | Sep 2016 – Feb 2019 |
| Williams, Maude et al -C- O-2-1547 | Tom Oconnor | Hilcorp Energy Company | 7 | 68K | 70.6K | Jan 1993 – Aug 2018 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Quintana Pet. Corp.Jan 1993 → Jan 2000
- 2Hilcorp Energy CompanyOct 2005 → Aug 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 850078-99 | Recompletion | Hilcorp Energy Company | Feb 15, 2019 | Feb 22, 2019 | Feb 12, 2019 | 5,919 |
| 818538-99 | Recompletion | Hilcorp Energy Company | Sep 16, 2016 | Nov 4, 2016 | Sep 8, 2016 | 5,919 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-282111 | — | — | — | — |
| — | — O-2-1547 | — | — | — | — |
| — | — O-2-9198 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 54 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,626 | 5,636 | Perforated |
| 5,730 | 5,736 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,179 | 14 | 350 S |
| 5.5 | 5,919 | 8.75 | 500 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 | Jan 26, 2021 | Jan 15, 2021 | — |
| 00 | May 20, 2019 | Apr 3, 2019 | — |
| 00 | May 18, 2017 | Nov 10, 2016 | — |
| 00 | Jan 12, 1984 | — | — |
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 42-391-00501 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-00501 → 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's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Williams, Maude et al 'C'42-391-32944
0.2 KM · Hilcorp Energy Company · Section with this well →
| Lagarto | 2,750 | -2,694 |
| Oakville | 3,300 | -3,244 |
| Catahoula | 3,693 | -3,637 |
| Catahoula | 4,100 | -4,044 |
| Ananhuac | 4,365 | -4,309 |
| Frio | 4,437 | -4,381 |
| Frio | 4,785 | -4,729 |
| Frio | 5,400 | -5,344 |
10 TOPS · FIRST 8
Tom O'CONNOR(5800 Sd)fld Unit42-391-00451
0.8 KM · Hilcorp Energy Company · Section with this well →
| Surface SD Clay | 1,500 | -1,446 |
| Lagarto | 2,750 | -2,696 |
| Oakville | 3,300 | -3,246 |
| Catahoula | 3,604 | -3,550 |
| Anahuac | 4,365 | -4,311 |
| Frio | 4,398 | -4,344 |
| Frio | 4,785 | -4,731 |
| Frio | 5,400 | -5,346 |
11 TOPS · FIRST 8
Maude Williams et al 'A'42-391-00480
0.9 KM · Hilcorp Energy Company · Section with this well →
| Catahoula | 3,639 | -3,585 |
| Frio | 4,423 | -4,369 |
| Jackson | — |
Williams, Maude et al 'A'42-391-00477
1.0 KM · Quintana Pet. Corp. · Section with this well →
| Surface Sand Clay | 1,500 | -1,434 |
| Lagarto | 2,750 | -2,684 |
| Oakville | 3,300 | -3,234 |
| Catahoula | 4,100 | -4,034 |
| Anahuac | 4,365 | -4,299 |
| Frio | 4,785 | -4,719 |
| Frio | 5,400 | -5,334 |
| Frio | 5,925 | -5,859 |
Williams, Maude et al "C"42-391-32627
1.0 KM · Hilcorp Energy Company · Section with this well →
| Lagarto | 2,750 | -2,699 |
| Oakville | 3,300 | -3,249 |
| Catahola (Miocene) | 4,100 | -4,049 |
| Ananhuac (Miocene) | 4,365 | -4,314 |
| Frio | 4,785 | -4,734 |
| Frio | 5,400 | -5,349 |
| NO Change | — | |
| Frio | — |
Williams, Maude et al "A"42-391-00442
1.0 KM · Quintana Pet. Corp. · Section with this well →
| Lagarto | 2,750 | -2,699 |
| Oakville | 3,300 | -3,249 |
| Catahoula | 3,622 | -3,571 |
| Catahoula | 4,100 | -4,049 |
| Anahuac | 4,365 | -4,314 |
| Frio | 4,399 | -4,348 |
| Frio | 4,785 | -4,734 |
| Frio | 5,400 | -5,349 |
10 TOPS · FIRST 8
Williams, Maude et al -A-42-391-00455
1.1 KM · Hilcorp Energy Company · Section with this well →
| Surface Sand Clay | 1,500 | -1,445 |
| Lagarto | 2,750 | -2,695 |
| Oakville | 3,300 | -3,245 |
| Catahoula | 3,592 | -3,537 |
| Catahoula | 4,100 | -4,045 |
| Catahoula | 4,100 | -4,045 |
| Anahuac | 4,365 | -4,310 |
| Frio | 4,385 | -4,330 |
12 TOPS · FIRST 8
Williams, Maude, et al -A-42-391-00488
1.2 KM · Quintana Pet. Corp. · Section with this well →
| Surface Sand Clay | 1,500 | -1,445 |
| Lagarto | 1,500 | -1,445 |
| Oakville | 2,750 | -2,695 |
| Catahoula | 3,300 | -3,245 |
| Catahoula | 3,612 | -3,557 |
| Anahuac | 4,100 | -4,045 |
| Catahoula | 4,100 | -4,045 |
| Anahuac | 4,365 | -4,310 |
18 TOPS · FIRST 8
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 91.8K
- bbl, last 12 reported months
- 231K
- bbl, all reported
- Sep 2020
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000117327 | H-1 Injection | Canceled Apr 26, 2021 | 10,000 | 2,755 | 5,510–5,645 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 91,777 · prior 12 139,228(-34%)
TexNet catalog via USGS
Seismicity near this well
- 0
- M2+ events within 10 km, last 2 years
- —
- 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/39100501, documented in the API reference.