WELL · 42-321-31766 · DISTRICT 3
Heffelfinger #2
Matagorda County · Blessing (F-19) field · Directional
Heffelfinger #2 (API 42-321-31766) is a well in Matagorda County operated by Sue-Ann Operating L.C., completed October 9, 1998.
The RRC has issued 3 drilling permits (amended once) between 1998 and 1999, permitted to 9,500 ft.
Completion filings report 3 formation tops, including Miocene (undifferentiated), Marginulina, Frio.
No lease production has been reported under this well’s leases.
Operator of record
Victoria, TX · P-5 Y, filed Mar 4, 2026 · 380 permits on file · (361) 550-4479
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sue-Ann Operating L.C. |
| Production reports | Sue-Ann Operating, L.C.through Jul 2014 |
| Latest permit | Sue-Ann Operating, L.C.Sep 13, 1999 |
- 9,500
- total depth, ft
- 4
- permits on file
- Sep 13, 1999
- last permit issued
- Oct 9, 1998
- completed
- 0
- cumulative oil, bbl
- 467K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 1998 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 9, 1998
- Shut in
- —
- Plugged
- —
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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Heffelfinger (F-14) G-3-174344 | Blessing (F-14) | Hugoton Operating Company, Inc. | 1 | 0 | 412K | Sep 1999 – Jul 2026 |
| Heffelfinger G-3-170865 | Blessing (F-19) | Sue-Ann Operating, L.C. | 1 | 0 | 12.8K | Oct 1998 – Jun 2000 |
| Heffelfinger ("S" Unit) G-3-171325 | Blessing (F-15) | Sue-Ann Operating, L.C. | 1 | 0 | 41.4K | Dec 1998 – Jun 2000 |
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.
- 1Sue-Ann Production CompanyOct 1998 → Jun 1999
- 2Sue-Ann Operating, L.C.Jul 1999 → Jul 2014
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 487358-99 | Recompletion | Sue-Ann Operating, L.C. | Sep 8, 1999 | Sep 13, 1999 | Sep 9, 1999 | 8,412 |
| 481376-99 | Recompletion | Sue-Ann Production Company | Dec 9, 1998 | Dec 15, 1998 | Dec 3, 1998 | 9,500 |
| 479059-98 | Drill | Sue-Ann Production Company | Oct 22, 1998 | Aug 27, 1998 | Sep 4, 1998 | 9,500 |
| 479059-99 | Drill | Dallas Production, Inc. | Aug 27, 1998 | Aug 27, 1998 | — | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-170865 | — | — | — | — |
| — | — G-3-171325 | — | — | — | — |
| — | — G-3-174344 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 34 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE | 1 | 33 |
| Miocene (undifferentiated)MIOCENE | 5,700 | -5,666 |
| Marginulina | 6,960 | -6,926 |
| Frio | 7,040 | -7,006 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,068 | 8,071 | Perforated |
| 8,211 | 8,216 | Perforated |
| 8,596 | 8,599 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,509 | 12.25 | 575 S |
| 2.875 | 9,100 | 8.75 | 748 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 | Oct 20, 1999 | Sep 24, 1999 | — |
| 00 | Oct 6, 1999 | — | — |
| 00 | Feb 1, 1999 | Dec 23, 1998 | Yes |
| 00 | Jan 14, 1999 | — | — |
| 00 | Dec 17, 1998 | Nov 4, 1998 | Yes |
| 00 | Dec 3, 1998 | — | — |
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 42-321-31766 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-321-31766 → 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/32131766, documented in the API reference.