WELL · 42-115-31435 · DISTRICT 8
Robison, J. H. "A" #16W
Dawson County · Vertical
Robison, J. H. "A" #16W (API 42-115-31435) is a disposal or injection well in Dawson County operated by Texaco Inc. under an active UIC permit.
The RRC has issued 2 drilling permits between 1979 and 1980, permitted to 7,450 ft.
Completion filings report 2 formation tops, including San Andres, Spraberry.
Its lease has reported 1.37M barrels of oil and 380K mcf of gas since January 1993, last reporting in July 2026. The lease carries 9 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 135K barrels injected in the 12 months reported through August 2025.
Operator of record
Midland, TX · P-5 Y, filed Aug 3, 1992 · 4,906 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | JO Mill Oil Company LLCthrough Apr 2026 |
| Latest permit | Texaco Inc.Oct 23, 1980 |
- 7,450
- total depth, ft
- 2
- permits on file
- Oct 23, 1980
- last permit issued
- —
- completed
- 1.37M
- cumulative oil, bbl
- 380K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 lease this well is completed on; they carry 9 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Robison, J. H. "A" O-11-12365 | Spraberry, Deep (Spraberry, Lo.) | JO Mill Oil Company LLC | 9 | 1.37M | 380K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 7,712 · prior 12 8,173(-6%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Texaco E & P Inc.Jan 1993 → May 2002
- 2Chevron U. S. A. Inc.Jun 2002 → Sep 2020
- 3JO Mill Oil Company LLCOct 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 96556-99 | Drill | Texaco Inc. | Oct 23, 1980 | Oct 23, 1980 | Oct 25, 1980 | 7,450 |
| 57579-99 | Drill | Texaco Inc. | Sep 10, 1979 | Sep 10, 1979 | — | 7,450 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-12365 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,902 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 3,745 | -843 |
| SpraberryUPPER SPRABERRY | 6,425 | -3,523 |
| SpraberryLOWER SPRABERRY | 6,985 | -4,083 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,805 | 6,850 | Perforated |
| 6,805 | 7,400 | Perforated |
| 7,044 | 7,400 | Perforated |
| 7,044 | 7,401 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 11.75 | 331 | 14.75 | 378 S |
| 8.625 | 3,950 | 11 | 2,520 S |
| 2.375 | 7,000 | — | — |
| 4.5 | 7,447 | 7.875 | 1,935 S |
| 4.5 | 7,450 | 7.875 | 1,935 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 26, 2021 | Oct 22, 2021 | — |
| 00 | Nov 5, 1999 | Jan 7, 1998 | — |
| 00 | Dec 1, 1993 | Sep 1, 1993 | — |
| 00 | May 19, 1993 | May 7, 1993 | — |
| 00 | May 9, 1989 | Apr 20, 1989 | — |
| 00 | Jan 12, 1984 | Feb 6, 1981 | — |
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 42-115-31435 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-115-31435 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 135K
- bbl, last 12 reported months
- 5.24M
- bbl, all reported
- Aug 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000040055 | H-1 Injection | Active | 1,500 | 3,350 | 6,750–7,500 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 134,644 · prior 12 134,500(+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/11531435, documented in the API reference.