WELL · 42-221-30869 · DISTRICT 7
Calhoun #8
Hood County · Granbury NE. (Marble Falls) field · Vertical
Calhoun #8 (API 42-221-30869) is a plugged well in Hood County, plugged August 6, 2020, last operated by AC Exploration LLC.
The RRC has issued one drilling permit, issued June 5, 1989, permitted to 6,000 ft.
It was permitted by Basal Corporation and has since transferred to AC Exploration LLC on the wellbore schedule.
Completion filings report one formation top, including Marble Falls.
Operator of record
Permitted by Basal Corporation; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Jul 4, 2026 · 57 permits on file · (713) 467-5978
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | AC Exploration LLC |
| Production reports | AC Exploration, LLCthrough Aug 2020 |
| Latest permit | Basal CorporationJun 5, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,000
- total depth, ft
- 1
- permits on file
- Jun 5, 1989
- last permit issued
- Jul 28, 1989
- completed
- 0
- cumulative oil, bbl
- 177K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2020
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 28, 1989
- Shut in
- —
- Plugged
- Aug 6, 2020
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 |
|---|---|---|---|---|---|---|
| Calhoun G-8-131842 | Granbury, NE. (Marble Falls) | AC Exploration, LLC | 1 | 0 | 177K | Jan 1993 – Aug 2020 |
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.
- 1Odegard Energy, Inc.Jan 1993 → Jul 2020
- 2AC Exploration, LLCAug 2020 → Aug 2020
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 359930-99 | Drill | Basal Corporation | Jun 1, 1989 | Jun 5, 1989 | — | 6,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-131842 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 892 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Marble Falls | 5,360 | -4,468 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,360 | 5,405 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 633 | 12.25 | 301 S |
| 4.5 | 5,516 | 7.875 | 250 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 | Oct 17, 1989 | Sep 13, 1989 | Yes |
| 00 | Sep 29, 1989 | — | — |
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 42-221-30869 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-221-30869 → 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/22130869, documented in the API reference.