WELL · 42-227-31428 · DISTRICT 8
Chalk #25
Howard County · Howard Glasscock field · Vertical
Chalk #25 (API 42-227-31428) is a plugged well in Howard County, plugged September 30, 1993, last operated by Legacy Reserves Operating LP.
The RRC has issued 2 drilling permits between 1977 and 1978, permitted to 3,000 ft.
It was permitted by Samedan Oil Corporation and has since transferred to Legacy Reserves Operating LP on the wellbore schedule.
Completion filings report 2 formation tops, including San Andres, Glorieta.
Its lease has reported 491K barrels of oil and 37.8K mcf of gas since January 1993, last reporting in August 2012. The lease carries 33 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Samedan Oil Corporation; the EWA schedule now lists a different operator.
- Based in
- Denver, CO
- P-5 status
- Inactive (I)
- P-5 last filed
- May 19, 2025
- Permits on file
- 439
- Phone
- (720) 244-4898
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Legacy Reserves Operating LP |
| Production reports | Legacy Reserves Operating LPthrough Nov 2011 |
| Latest permit | Samedan Oil CorporationJul 27, 1978 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,000
- total depth, ft
- 2
- permits on file
- Jul 27, 1978
- last permit issued
- Jul 19, 1978
- completed
- 491K
- cumulative oil, bbl
- 37.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2012
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 19, 1978
- Shut in
- —
- Plugged
- Sep 30, 1993
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 33 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Chalk O-10-2805 | Howard Glasscock | Legacy Reserves Operating LP | 33 | 491K | 37.8K | Jan 1993 – Aug 2012 |
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.
- 1Samedan Oil CorporationJan 1993 → Sep 1999
- 2Pitco Investments, Ltd.Oct 1999 → Jun 2005
- 3Brothers Production Company Inc.Jul 2005 → Mar 2006
- 4Legacy Reserves Operating LPApr 2006 → Nov 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 29299-99 | Other | Samedan Oil Corporation | Jul 27, 1978 | Jul 27, 1978 | — | 3,000 |
| 1749-99 | Drill | Samedan Oil Corporation | Jun 24, 1977 | Jun 24, 1977 | Jul 23, 1977 | 3,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 19, 1978 | Chalk O-10-2805 | Howard Glasscock | Legacy Reserves Operating LP | Plugged | — |
| Jul 19, 1978 | Chalk O-10-2805 | Howard Glasscock | Legacy Reserves Operating LP | Plugged | — |
| — | Chalk O-10-2805 | Howard Glasscock | Legacy Reserves Operating LP | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,471 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 2,182 | 289 |
| Glorieta | 2,808 | -337 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,182 | 2,300 | Perforated |
| 2,808 | 2,953 | Perforated |
| — | 2,300 | Perforated |
| — | 3,200 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 109 | 12.25 | 100 S |
| 2.875 | 2,300 | — | — |
| 5.5 | 3,024 | 7.875 | 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 | Mar 27, 1989 | Feb 7, 1989 | — |
| 00 | Jan 12, 1984 | Jul 25, 1978 | — |
| 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 42-227-31428 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-31428 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 200K
- bbl, last 12 reported months
- 1.12M
- bbl, all reported
- Jun 1993
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000040597 | H-1 Injection | Plugged Oct 28, 1993 | 600 | 750 | 2,150–2,970 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 199,983 · prior 12 185,283(+8%)
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/22731428, documented in the API reference.