WELL · 42-135-07252 · DISTRICT 8
Millard 'C' SWD #1
Ector County · Vertical
Millard 'C' Swd #1 (API 42-135-07252) is a disposal or injection well in Ector County operated by Ring Energy, Inc. under an active UIC permit.
The RRC has issued 5 drilling permits between 1994 and 2024, permitted to 9,200 ft.
Completion filings report 18 formation tops, including San Andres, Glorieta, Clear Fork, Tubb.
Its 5 leases have reported 822K barrels of oil and 1.47M mcf of gas since January 1993, last reporting in July 2026. The leases carry 24 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 3.06M barrels injected in the 12 months reported through October 2025; TexNet located 0 M2+ earthquakes within 10 km over the last two years.
Operator of record
Midland, TX · P-5 Y, filed Nov 4, 2025 · 997 permits on file · (855) 214-5188
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Ring Energy, Inc.through Apr 2026 |
| Latest permit | Ring Energy, Inc.Jun 27, 2024 |
- 9,200
- total depth, ft
- 5
- permits on file
- Jun 27, 2024
- last permit issued
- —
- completed
- 822K
- cumulative oil, bbl
- 1.47M
- 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
31.734149, -102.642186
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Ector County.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 5 leases this well is completed on; they carry 24 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Millard -C- O-10-18108 | Penwell (Clear Fork 5100) | Ring Energy, Inc. | 12 | 727K | 1.35M | Jan 1993 – Jul 2026 |
| Millard "C" O-10-40583 | Penwell (Wichita Albany) | Ring Energy, Inc. | 5 | 82.3K | 116K | Jun 2010 – Jul 2026 |
| Millard -C- O-10-17311 | Penwell (Fusselman) | Conocophillips Company | 3 | 76 | 342 | Jan 1993 – Jun 2010 |
| Millard -C- O-10-4868 | Penwell (Ellenburger) | Conocophillips Company | 2 | 453 | 1.11K | Jan 1993 – Mar 2008 |
| Millard "C" O-10-34303 | Penwell (Devonian) | Conocophillips Company | 2 | 12.8K | 11.2K | Sep 1994 – Mar 2005 |
Oil, barrels lease total
Last 12 months 47,461 · prior 12 58,301(-19%)
Gas, mcf lease total
Last 12 months 186,868 · prior 12 155,119(+20%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Phillips Petroleum CompanyJan 1993 → Dec 2002
- 2Conocophillips CompanyJan 2003 → Feb 2019
- 3Founders Oil & Gas Operating,llcMar 2019 → Jul 2023
- 4Ring Energy, Inc.Aug 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 900825-99 | Recompletion | Ring Energy, Inc. | Jun 25, 2024 | Jun 27, 2024 | Nov 7, 1952 | 9,185 |
| 865148-99 | Recompletion | Founders Oil & Gas Operating,llc | Sep 17, 2020 | Sep 22, 2020 | Nov 7, 1952 | 9,200 |
| 675772-99 | Recompletion | Conocophillips Company | Dec 2, 2008 | Dec 5, 2008 | Apr 27, 2009 | 8,685 |
| 438977-99 | Recompletion | Phillips Petroleum Company | Aug 15, 1995 | Aug 17, 1995 | Sep 26, 1995 | 5,200 |
| 426750-99 | Recompletion | Phillips Petroleum Company | Aug 8, 1994 | Aug 11, 1994 | Aug 22, 1994 | 8,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-4868 | — | — | — | — |
| — | — O-10-17311 | — | — | — | — |
| — | — O-10-18108 | — | — | — | — |
| — | — O-10-34303 | — | — | — | — |
| — | — O-10-40583 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,910 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 3,416 | -506 |
| San Andres | 3,518 | -608 |
| GlorietaGLORIETTA | 4,365 | -1,455 |
| Glorieta | 4,370 | -1,460 |
| Clear ForkCLEARFORK | 4,756 | -1,846 |
| Clear ForkCLEARFORK | 4,765 | -1,855 |
| Clear ForkCLEARFORK | 4,772 | -1,862 |
| Tubb | 5,307 | -2,397 |
| Wichita-AlbanyWICHITA ALBANY | 5,754 | -2,844 |
| Wolfcamp | 6,187 | -3,277 |
| Fusselman | 6,720 | -3,810 |
| Wolfcamp | 6,790 | -3,880 |
| Denovian | 7,048 | -4,138 |
| Devonian | 7,048 | -4,138 |
| Devonian | 7,060 | -4,150 |
| Silurian (undifferentiated)SILURIAN | 7,167 | -4,257 |
| Fusselman | 7,412 | -4,502 |
| Fusselman | 7,414 | -4,504 |
| Fusselman | 7,417 | -4,507 |
| McKee | 7,909 | -4,999 |
| Ellenburger | 8,640 | -5,730 |
| Glorieta | — | — |
| Grayburg | — | — |
| Holt | — | — |
| Queen | — | — |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | — | — |
| Santa RosaSANTA ROSA BASE | — | — |
| Seven Rivers | — | — |
| Tubb | — | — |
| Yates | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,075 | 5,088 | Perforated |
| 5,075 | 5,158 | Perforated |
| 5,075 | 8,714 | Open hole |
| 5,082 | 5,088 | Perforated |
| 5,118 | 5,126 | Perforated |
| 5,136 | 5,146 | Perforated |
| 5,154 | 5,158 | Perforated |
| 6,520 | 6,720 | Perforated |
| 7,057 | 7,142 | Perforated |
| 7,415 | 7,490 | Perforated |
| 8,566 | 8,960 | Open hole |
| 8,655 | 8,714 | Open hole |
| — | 7,412 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 3,050 | 11 | 1,560 S |
| 8.625 | 3,051 | 11 | 1,560 S |
| 5.5 | 8,654 | 7.875 | 335 S |
| 5.5 | 8,655 | 7.875 | 1,050 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 | Mar 17, 2025 | Feb 4, 2025 | — |
| 00 | Jun 27, 2022 | Mar 2, 2022 | — |
| 00 | Sep 29, 2021 | Sep 24, 2021 | — |
| 00 | Apr 12, 2011 | Aug 30, 2010 | Yes |
| 00 | Dec 22, 1995 | Nov 1, 1995 | — |
| 00 | Dec 19, 1995 | Oct 27, 1995 | Yes |
| 00 | Nov 6, 1995 | Oct 24, 1994 | Yes |
| 00 | Dec 16, 1994 | Oct 24, 1994 | Yes |
| 00 | Oct 31, 1994 | — | — |
| 00 | May 26, 1994 | Feb 16, 1994 | — |
| 00 | Jan 12, 1984 | — | — |
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 42-135-07252 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-07252 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Millard 'C'42-135-43864
0.1 KM · Founders Oil & Gas Operating,llc · Section with this well →
| Santa Rosa | 460 | 2,452 |
| Yates | 2,157 | 755 |
| Seven Rivers | 2,684 | 228 |
| Queen | 2,879 | 33 |
| Grayburg | 3,190 | -278 |
| San Andres | 3,420 | -508 |
| Glorieta | 4,336 | -1,424 |
| Clear Fork | 4,753 | -1,841 |
10 TOPS · FIRST 8
Millard -C-42-135-42276
0.3 KM · Founders Oil & Gas Operating,llc · Section with this well →
| Clear Fork | 4,677 | -1,748 |
| Clear Fork | 5,389 | -2,460 |
| Wichita-Albany | 5,777 | -2,848 |
| Wolfcamp | 6,171 | -3,242 |
| Devonian | 7,066 | -4,137 |
| Waddell | 8,391 | -5,462 |
Scharbauer C NW42-135-43857
0.4 KM · Founders Oil & Gas Operating,llc · Section with this well →
| Santa Rosa | 465 | 2,445 |
| Yates | 2,155 | 755 |
| Seven Rivers | 2,674 | 236 |
| Queen | 2,869 | 41 |
| Grayburg | 3,177 | -267 |
| San Andres | 3,405 | -495 |
| Glorieta | 4,360 | -1,450 |
| Clear Fork | 4,596 | -1,686 |
10 TOPS · FIRST 8
Millard -D-42-135-07267
0.4 KM · Phillips Petroleum Company · Section with this well →
| Yates | 2,128 | 1,786 |
| Grayburg | 3,036 | 878 |
| San Andres | 3,515 | 399 |
| Glorieta | 4,365 | -451 |
| Clear Fork | 4,708 | -794 |
| Wichita-Albany | 5,786 | -1,872 |
| Wolfcamp | 6,202 | -2,288 |
| Devonian | 7,080 | -3,166 |
12 TOPS · FIRST 8
Millard-B42-135-07239
0.5 KM · Phillips Petroleum Company · Section with this well →
| Rustler | 915 | 1,988 |
| Yates | 2,118 | 785 |
| Spraberry | 3,030 | -127 |
| San Andres | 3,495 | -592 |
| Glorieta | 4,340 | -1,437 |
| Glorieta | 4,340 | -1,437 |
| Clear Fork | 4,622 | -1,719 |
| Clear Fork | 4,622 | -1,719 |
21 TOPS · FIRST 8
Millard -B-42-135-43828
0.5 KM · Founders Oil & Gas Operating,llc · Section with this well →
| Santa Rosa | 444 | 2,462 |
| Yates | 2,153 | 753 |
| Seven Rivers | 2,674 | 232 |
| Queen | 2,872 | 34 |
| Grayburg | 3,181 | -275 |
| San Andres | 3,413 | -507 |
| Holt | 4,108 | -1,202 |
| Glorieta | 4,325 | -1,419 |
10 TOPS · FIRST 8
Millard -C-42-135-43829
0.5 KM · Ring Energy, Inc. · Section with this well →
| Santa Rosa | 450 | 2,463 |
| Yates | 2,164 | 749 |
| Seven Rivers | 2,692 | 221 |
| Queen | 2,892 | 21 |
| Grayburg | 3,209 | -296 |
| San Andres | 3,453 | -540 |
| Holt | 4,141 | -1,228 |
| Glorieta | 4,388 | -1,475 |
10 TOPS · FIRST 8
Millard 'D'42-135-44042
0.6 KM · Ring Energy, Inc. · Section with this well →
| Clear Fork | 4,797 | -1,875 |
| Yates | — | |
| Glorieta | — | |
| Grayburg | — | |
| Holt | — | |
| Queen | — | |
| San Andres | — | |
| Santa Rosa | — |
10 TOPS · FIRST 8
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 3.06M
- bbl, last 12 reported months
- 4.87M
- bbl, all reported
- Oct 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000124303 | H-1 Injection | Active | 10,000 | 1,500 | 5,000–9,185 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 3,061,880 · prior 12 690,037(+344%)
TexNet catalog via USGS
Seismicity near this well
- 0
- M2+ events within 10 km, last 2 years
- —
- largest
A proximity count, not an attribution. How to read it →
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/13507252, documented in the API reference.