WELL · 42-187-31014 · DISTRICT 1
Shanklin H. S. #12
Guadalupe County · Spiller field · Vertical
Shanklin H. S. #12 (API 42-187-31014) is a plugged well in Guadalupe County, plugged March 17, 2020, last operated by Delray Oil Inc..
The RRC has issued one drilling permit, issued October 3, 1979, permitted to 2,250 ft.
Completion filings report 3 formation tops, including Austin Chalk, Eagle Ford, Buda.
Its lease has reported 167K barrels of oil and 50.8K mcf of gas since January 1993, last reporting in July 2026. The lease carries 15 wells, so these are lease totals, not this well alone.
Operator of record
San Antonio, TX · P-5 Y, filed Dec 4, 2025 · 665 permits on file · (210) 260-9491
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Delray Oil Inc. |
| Production reports | Delray Oil, Inc.through Apr 2026 |
| Latest permit | Delray Oil, Inc.Oct 3, 1979 |
- 2,250
- total depth, ft
- 1
- permits on file
- Oct 3, 1979
- last permit issued
- Sep 18, 1998
- completed
- 167K
- cumulative oil, bbl
- 50.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 18, 1998
- Shut in
- —
- Plugged
- Mar 17, 2020
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 15 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Shanklin, H. S. O-1-1953 | Spiller | Delray Oil, Inc. | 15 | 167K | 50.8K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 3,480 · prior 12 3,526(-1%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Delray Oil, Inc.Jan 1993 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 59590-99 | Drill | Delray Oil, Inc. | Oct 3, 1979 | Oct 3, 1979 | — | 2,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-1953 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 418 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 1,902 | -1,484 |
| Eagle FordEAGLEFORD | 2,107 | -1,689 |
| Buda | 2,135 | -1,717 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,903 | 1,920 | Perforated |
| 1,903 | 2,141 | Perforated |
| 2,068 | 2,074 | Perforated |
| 2,092 | 2,098 | Perforated |
| 2,122 | 2,141 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 2.375 | 2,034 | — | — |
| 4.5 | 2,186 | 7.875 | 430 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 | Dec 16, 1998 | Sep 24, 1998 | — |
| 00 | Jan 12, 1984 | Mar 14, 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 42-187-31014 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-187-31014 → 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
- 0
- bbl, last 12 reported months
- 972K
- bbl, all reported
- Aug 2020
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000088216 | H-1 Injection | Plugged Mar 24, 2020 | 800 | 900 | 1,903–2,141 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 0
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/18731014, documented in the API reference.