WELL · 42-321-31351 · DISTRICT 3
Collegeport Gas Unit #66
Matagorda County · Collegeport (1940) field · Vertical
Collegeport Gas Unit #66 (API 42-321-31351) is a plugged well in Matagorda County, plugged July 2, 1999, last operated by Apache Corporation.
The RRC has issued 4 drilling permits between 1983 and 1993, permitted to 4,300 ft.
Completion filings report 2 formation tops, including 5a Sand, 6 Sand.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 3, 2025
- Permits on file
- 9,754
- Phone
- (713) 954-5500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Apache Corporation |
| Production reports | Apache Corporationthrough Nov 1998 |
| Latest permit | Apache CorporationMar 15, 1993 |
- 4,300
- total depth, ft
- 4
- permits on file
- Mar 15, 1993
- last permit issued
- Apr 30, 1990
- completed
- 0
- cumulative oil, bbl
- 56.4K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 1999
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 30, 1990
- Shut in
- —
- Plugged
- Jul 2, 1999
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 5 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Collegeport Gas Unit G-3-144431 | Collegeport (1370) | Apache Corporation | 1 | 0 | 56.4K | Feb 1993 – Jul 1999 |
| Collegeport Gas Unit G-3-138054 | Collegeport (Miocene 1700) | Apache Corporation | 1 | 0 | 0 | Jan 1993 – Feb 1993 |
| — G-3-109038 | — | — | 0 | 0 | 0 | — |
| — G-3-134414 | — | — | 0 | 0 | 0 | — |
| — G-3-134415 | — | — | 0 | 0 | 0 | — |
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.
- 1Apache CorporationFeb 1993 → Nov 1998
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 409698-99 | Recompletion | Apache Corporation | Mar 10, 1993 | Mar 15, 1993 | Feb 20, 1993 | 4,300 |
| 387372-99 | Recompletion | Apache Corporation | May 1, 1991 | May 3, 1991 | Mar 8, 1991 | 4,300 |
| 373583-99 | Recompletion | Apache Corporation | May 18, 1990 | May 22, 1990 | — | 4,300 |
| 220827-99 | Drill | Apd Company | Feb 6, 1984 | Nov 16, 1983 | Jan 10, 1984 | 4,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-109038 | — | — | — | — |
| — | — G-3-134414 | — | — | — | — |
| — | — G-3-134415 | — | — | — | — |
| — | — G-3-138054 | — | — | — | — |
| — | — G-3-144431 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 22 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| 5A Sand | 4,047 | -4,025 |
| 6 Sand | 4,121 | -4,099 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,384 | 1,387 | Perforated |
| 1,708 | 1,711 | Perforated |
| 1,752 | 1,754 | Perforated |
| 1,945 | 1,949 | Perforated |
| 4,123 | 4,127 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 892 | 13.5 | 450 S |
| 9.625 | 982 | 13.5 | 450 S |
| 5.5 | 4,290 | 8.75 | 625 S |
| 5.125 | 4,290 | 8.75 | 625 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 | Apr 26, 1993 | Mar 9, 1993 | Yes |
| 00 | Mar 29, 1993 | — | — |
| 00 | May 28, 1991 | May 1, 1991 | Yes |
| 00 | May 9, 1991 | — | — |
| 00 | Jun 6, 1990 | May 18, 1990 | Yes |
| 00 | May 31, 1990 | — | — |
| 00 | Mar 6, 1984 | Feb 3, 1984 | — |
| 00 | Feb 28, 1984 | Feb 3, 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 42-321-31351 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-321-31351 → 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/32131351, documented in the API reference.