TEXAS · WELLS · HARRIS COUNTY · API 42-201-31047 · DISTRICT 03
Unit Development Co. #1
Harris County · Tomball South (Wilcox 9500) field · Vertical
Unit Development CO. #1 (API 42-201-31047) is a plugged well in Harris County, plugged June 13, 1981, last operated by Champlin Petroleum CO..
The RRC has issued 2 drilling permits between 1980 and 1981, permitted to 13,500 ft.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Dec 23, 1986
- Permits on file
- 1,006
- Phone
- (713) 654-2552
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Champlin Petroleum Co.Jun 16, 1981 |
- 13,500
- total depth, ft
- 2
- permits on file
- Jun 16, 1981
- last permit issued
- Jun 8, 1980
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 8, 1980
- Shut in
- —
- Plugged
- Jun 13, 1981
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.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 121195-99 | Recompletion | Champlin Petroleum Co. | Jun 16, 1981 | Jun 16, 1981 | — | 12,488 |
| 76023-99 | Drill | Champlin Petroleum Co. | Mar 24, 1980 | Mar 24, 1980 | Apr 16, 1980 | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 8, 1980 | Unit Development Co. G-3-90262 | Tomball South (Wilcox 9500) | Champlin Petroleum Co. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,246 | 9,550 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 3,030 | 14.75 | 1,800 S |
| 2.875 | 9,423 | — | — |
| 7.625 | 10,710 | 9.875 | 2,000 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 | Oct 3, 1980 | — |
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 42-201-31047 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-201-31047 → 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/20131047, documented in the API reference.