WELL · 42-427-31395 · DISTRICT 4
Heard #1
Starr County · EL Benadito S.(vicksburg 10600) field · Vertical
Heard #1 (API 42-427-31395) is a plugged well in Starr County, plugged November 2, 2012, last operated by Mission River Systems Inc..
The RRC has issued 2 drilling permits between 1980 and 1989, permitted to 11,500 ft.
It was permitted by L & F Drilling CO., Inc. (1) and has since transferred to Mission River Systems Inc. on the wellbore schedule.
Operator of record
Permitted by L & F Drilling Co., Inc. (1); the EWA schedule now lists a different operator.
Corpus Chrsti, TX · P-5 Y, filed Sep 4, 2025 · 26 permits on file · (361) 774-6000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mission River Systems Inc. |
| Production reports | Mission River Systems, Inc.through Aug 2004 |
| Latest permit | L & F Drilling Co., Inc. (1)Feb 13, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,500
- total depth, ft
- 2
- permits on file
- Feb 13, 1989
- last permit issued
- May 1, 1980
- completed
- 0
- cumulative oil, bbl
- 26.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2013
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 1, 1980
- Shut in
- —
- Plugged
- Nov 2, 2012
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Heard G-4-134042 | EL Benadito, S. (Vicksburg 9400) | Mission River Systems, Inc. | 1 | 0 | 26.5K | Jan 1993 – Mar 2013 |
| Heard G-4-88118 | EL Benadito, S.(vicksburg 10600) | Mission River Systems, Inc. | 1 | 0 | 0 | Jan 1993 – Nov 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.
- 1L & F Drilling Co., Inc. (1)Jan 1993 → Nov 2001
- 2Mission River Systems, Inc.Feb 2002 → Aug 2004
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 355835-99 | Recompletion | L & F Drilling Co., Inc. (1) | Feb 7, 1989 | Feb 13, 1989 | — | 10,880 |
| 71668-99 | Drill | Corpus Christi Oil & Gas Co. | Feb 1, 1980 | Feb 1, 1980 | — | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-88118 | — | — | — | — |
| — | — G-4-134042 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,466 | 9,486 | Perforated |
| 10,578 | 10,592 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,243 | 14.75 | 770 S |
| 7.625 | 8,248 | 9.625 | 600 S |
| 2.875 | 10,500 | — | — |
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 | Apr 26, 1990 | Mar 14, 1990 | Yes |
| 00 | Apr 25, 1990 | — | — |
| 00 | Jan 12, 1984 | May 12, 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 42-427-31395 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-31395 → 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/42731395, documented in the API reference.