WELL · 42-503-37438 · DISTRICT 9
Montana Cma Inc. -A- #12
Young County · Young County Regular field · Vertical
Montana Cma Inc. -A- #12 (API 42-503-37438) is a plugged well in Young County, plugged August 31, 2015, last operated by Ada Exploration.
The RRC has issued one drilling permit, issued September 2, 1983, permitted to 700 ft.
It was permitted by Smith & Gilmore and has since transferred to Ada Exploration on the wellbore schedule.
Completion filings report 2 formation tops, including G.S. Lime, G.S. Sand.
Its lease has reported 796 barrels of oil and 44 mcf of gas since January 1993, last reporting in July 2026. The lease carries 8 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Smith & Gilmore; the EWA schedule now lists a different operator.
Olney, TX · P-5 Y, filed Jul 4, 2026 · 43 permits on file · (940) 632-8383
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Ada Exploration |
| Production reports | Ada Explorationthrough Aug 1996 |
| Latest permit | Smith & GilmoreSep 2, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 700
- total depth, ft
- 1
- permits on file
- Sep 2, 1983
- last permit issued
- Jul 12, 1984
- completed
- 796
- cumulative oil, bbl
- 44
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 12, 1984
- Shut in
- —
- Plugged
- Aug 31, 2015
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; they carry 8 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Montana Cma Inc. -A- O-13-21085 | Young County Regular | Ada Exploration | 8 | 796 | 44 | Jan 1993 – Jul 2026 |
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.
- 1Ada ExplorationJan 1993 → Jan 1996
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 209339-99 | Drill | Smith & Gilmore | Aug 9, 1983 | Sep 2, 1983 | — | 700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-21085 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 572 | 575 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 4.5 | 609 | 6.25 | 100 sx |
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 | Aug 3, 1984 | Jul 18, 1984 | — |
| 00 | Jul 26, 1984 | Jul 18, 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 42-503-37438 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-503-37438 → 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/50337438, documented in the API reference.