TEXAS · WELLS · CALHOUN COUNTY · HAHN LEASE · API 42-057-31670 · DISTRICT 02
Hahn #4
Calhoun County · Long Mott (Marg) field · Vertical
Hahn #4 (API 42-057-31670) is a plugged well in Calhoun County, plugged May 1, 2010, last operated by C & E Operating Inc..
The RRC has issued one drilling permit (amended once), issued March 1, 2004, permitted to 8,000 ft.
Completion filings report one formation top, including Frio.
Operator of record
- Based in
- Hockley, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Jan 30, 2024
- Permits on file
- 462
- Phone
- (281) 265-6500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | C & E Operating Inc. |
| Production reports | C & E Operating, Inc.through May 2007 |
| Latest permit | C & E Operating, Inc.Mar 1, 2004 |
- 8,000
- total depth, ft
- 2
- permits on file
- Mar 1, 2004
- last permit issued
- May 6, 2004
- completed
- 0
- cumulative oil, bbl
- 579K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2004 THROUGH Apr 2010
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 6, 2004
- Shut in
- —
- Plugged
- May 1, 2010
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 |
|---|---|---|---|---|---|---|
| Hahn G-2-203411 | Long Mott (Marg) | C & E Operating, Inc. | 1 | 0 | 579K | May 2004 – Apr 2010 |
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.
- 1C & E Operating, Inc.May 2004 → May 2007
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 542600-98 | Drill | C & E Operating, Inc. | May 20, 2004 | Mar 1, 2004 | — | 8,000 |
| 542600-99 | Drill | C & E Operating, Inc. | Feb 27, 2004 | Mar 1, 2004 | Apr 22, 2004 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 6, 2004 | Hahn G-2-203411 | Long Mott (Marg) | C & E Operating Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 18 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 7,230 | -7,212 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,230 | 7,238 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,516 | 12.25 | 565 S |
| 4.5 | 7,521 | 7.875 | 350 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 20, 2005 | Jun 3, 2004 | Yes |
| 00 | Sep 23, 2004 | — | — |
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 42-057-31670 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-057-31670 → 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/05731670, documented in the API reference.