TEXAS · WELLS · ROBERTS COUNTY · MOTHER BEAR 28 LEASE · API 42-393-30270 · DISTRICT 08
Mother Bear 28 #1
Roberts County · Red Deer Creek (Granite Wash) field · Vertical
Mother Bear 28 #1 (API 42-393-30270) is a plugged well in Roberts County, plugged June 17, 2011, last operated by Cimarex Energy CO..
The RRC has issued one drilling permit, issued August 10, 1977, permitted to 11,300 ft.
It was permitted by Baker & Taylor Drilling CO. and has since transferred to Cimarex Energy CO. on the wellbore schedule.
Operator of record
Permitted by Baker & Taylor Drilling Co.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Jul 8, 2025
- Permits on file
- 2,082
- Phone
- (432) 571-7800
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cimarex Energy Co. |
| Production reports | Gruy Petroleum Management Co.through May 2004 |
| Latest permit | Baker & Taylor Drilling Co.Aug 10, 1977 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,300
- total depth, ft
- 1
- permits on file
- Aug 10, 1977
- last permit issued
- May 19, 1977
- completed
- 0
- cumulative oil, bbl
- 175K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 19, 1977
- Shut in
- —
- Plugged
- Jun 17, 2011
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 |
|---|---|---|---|---|---|---|
| Mother Bear 28 G-14-72311 | Red Deer (Penn. G) | Cimarex Energy Co. | 1 | 0 | 175K | Jan 1993 – Jun 2011 |
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.
- 1Wallace Oil & Gas, Inc.Jan 1993 → Sep 1995
- 2Parker & Parsley Development L.POct 1995 → Aug 1997
- 3Pioneer Natural Res. USA, Inc.Sep 1997 → Jun 1999
- 4Prize Operating CompanyJul 1999 → Mar 2002
- 5Gruy Petroleum Management Co.Apr 2002 → May 2004
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 5122-99 | Drill | Baker & Taylor Drilling Co. | Aug 10, 1977 | Aug 10, 1977 | Mar 16, 1977 | 11,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 19, 1977 | Mother Bear 28 G-14-72311 | Red Deer Creek (Granite Wash) | Cimarex Energy Co. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,000 | 10,046 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,801 | — | 1,500 S |
| 2.375 | 9,925 | — | — |
| 4.5 | 10,563 | — | 460 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 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 42-393-30270 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-393-30270 → 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/39330270, documented in the API reference.