WELL · 42-123-30950 · DISTRICT 2
Schaefer, E. C. #5
DE Witt County · Vertical
Schaefer, E. C. #5 (API 42-123-30950) is a disposal or injection well in De Witt County operated by Magnum Producing & Operating CO. under an active UIC permit.
The RRC has issued 4 drilling permits (amended once) between 1979 and 2001, permitted to 5,412 ft.
Completion filings report 8 formation tops, including Frio, Yegua, Austin Chalk, Catahoula.
It holds an active disposal or injection permit, with 297K barrels injected in the 12 months reported through November 2025.
Operator of record
Magnum Producing & Operating Co.
Corpus Chrsti, TX · P-5 Y, filed Dec 5, 2003 · 173 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Magnum Producing, LPthrough Nov 2010 |
| Latest permit | Magnum Producing & Operating Co.Jun 20, 2001 |
- 5,412
- total depth, ft
- 5
- permits on file
- Jun 20, 2001
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 55.3K
- 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 3 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 |
|---|---|---|---|---|---|---|
| Schaefer, E. C. G-2-145447 | Cottonwood Creek, S (Frio 2800) | Magnum Producing, LP | 1 | 0 | 55.3K | Mar 1993 – Jul 2026 |
| Schaefer, E.C. G-2-135252 | Cottonwood Creek, S. (Frio 3050) | Magnum Producing & Operating Co. | 1 | 0 | 0 | Jan 1993 – Mar 1993 |
| — G-2-81243 | — | — | 0 | 0 | 0 | — |
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.
- 1Magnum Producing & Operating Co.Mar 1993 → Aug 2002
- 2Magnum Producing, LPMay 2004 → Nov 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 510399-99 | Recompletion | Magnum Producing & Operating Co. | Jun 18, 2001 | Jun 20, 2001 | — | 5,412 |
| 410876-99 | Recompletion | Magnum Producing & Operating Co. | Apr 20, 1993 | Apr 22, 1993 | Mar 18, 1993 | 5,412 |
| 371574-98 | Recompletion | Magnum Producing & Operating Co. | Jun 19, 1990 | Apr 5, 1990 | — | 5,412 |
| 371574-99 | Recompletion | Magnum Producing & Operating Co. | Mar 29, 1990 | Apr 5, 1990 | — | 5,412 |
| 40065-99 | Drill | Energy Reserves Group, Inc. | Jan 3, 1979 | Jan 3, 1979 | Jan 17, 1979 | 5,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-81243 | — | — | — | — |
| — | — G-2-135252 | — | — | — | — |
| — | — G-2-145447 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 251 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 2,756 | -2,505 |
| Yegua | 4,750 | -4,499 |
| YeguaUPPER YEGUA | 4,800 | -4,549 |
| YeguaLOWER YEGUA | 5,260 | -5,009 |
| Austin Chalk | — | — |
| Catahoula | — | — |
| Eagle Ford | — | — |
| EdwardsEDWARDS - H2S | — | — |
| Vicksburg | — | — |
| Wilcox | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,858 | 2,863 | Perforated |
| 2,986 | 3,006 | Perforated |
| 3,006 | 3,026 | Perforated |
| 3,080 | 3,090 | Perforated |
| 3,084 | 3,087 | Perforated |
| 3,400 | 3,416 | Perforated |
| 3,422 | 3,438 | Perforated |
| 3,451 | 3,471 | Perforated |
| 4,802 | 4,826 | Perforated |
| 4,802 | 4,860 | Perforated |
| 4,832 | 4,846 | Perforated |
| 4,854 | 4,856 | Perforated |
| 4,858 | 4,860 | Perforated |
| 5,260 | 5,264 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,597 | 12.25 | 525 S |
| 9.625 | 1,597 | 12.75 | 525 S |
| 1.5 | 4,722 | — | — |
| 1.5 | 5,202 | — | — |
| 5.5 | 5,411 | 7.875 | 400 S |
| 5.5 | 5,411 | 8.75 | 400 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 | Jun 18, 2026 | Apr 28, 2026 | — |
| 00 | Jul 15, 2010 | Mar 25, 2010 | — |
| 00 | Oct 14, 1993 | May 24, 1993 | Yes |
| 00 | Jun 10, 1993 | — | — |
| 00 | Oct 3, 1990 | Mar 30, 1990 | Yes |
| 00 | Aug 3, 1990 | — | — |
| 00 | Jun 8, 1987 | Mar 6, 1987 | — |
| 00 | Apr 7, 1987 | — | — |
| 00 | Jan 12, 1984 | Mar 9, 1979 | — |
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 42-123-30950 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-123-30950 → 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
- 297K
- bbl, last 12 reported months
- 5.92M
- bbl, all reported
- Nov 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000082575 | H-1 Injection | Active | 5,000 | 1,400 | 2,850–4,865 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 297,303 · prior 12 355,426(-16%)
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/12330950, documented in the API reference.