WELL · 42-317-34082 · DISTRICT 8
M.a.k.(spraberry)unit #4205
Martin County · M.A.K. (Spraberry) field · Vertical
M.A.K.(Spraberry)Unit #4205 (API 42-317-34082) is a plugged well in Martin County, plugged September 11, 2014, last operated by Diamondback E&P LLC.
The RRC has issued one drilling permit, issued March 7, 1997, permitted to 8,700 ft.
It was permitted by Coastal Management Corporation and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Its lease has reported 897K barrels of oil and 462K mcf of gas since February 1997, last reporting in September 2020. The lease carries 25 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Coastal Management Corporation; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,231 permits on file · (855) 247-5920
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | Diamondback E&P LLCthrough Dec 2018 |
| Latest permit | Coastal Management CorporationMar 7, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,700
- total depth, ft
- 1
- permits on file
- Mar 7, 1997
- last permit issued
- May 25, 1997
- completed
- 897K
- cumulative oil, bbl
- 462K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 1997 THROUGH Sep 2020
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 25, 1997
- Shut in
- —
- Plugged
- Sep 11, 2014
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 25 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| M.a.k.(spraberry)unit O-10-35243 | M.A.K. (Spraberry) | Diamondback E&P LLC | 25 | 897K | 462K | Feb 1997 – Sep 2020 |
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.
- 1Coastal Management CorporationFeb 1997 → Apr 2000
- 2Aroc (Texas) Inc.May 2000 → Nov 2007
- 3Southern Bay Operating, L.L.C.Dec 2007 → Jun 2013
- 4HK Energy Operating, LLCJul 2013 → Nov 2013
- 5Energyquest II, LLCDec 2013 → Oct 2018
- 6Diamondback E&P LLCNov 2018 → Dec 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 459568-99 | Drill | Coastal Management Corporation | Mar 7, 1997 | Mar 7, 1997 | Mar 9, 1997 | 8,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-35243 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,465 | 8,473 | Perforated |
| 8,476 | 8,486 | Perforated |
| 8,496 | 8,510 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,820 | 12.25 | 940 S |
| 5.5 | 8,700 | 7.875 | 480 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 | Sep 17, 1998 | Jun 23, 1997 | Yes |
| 00 | Aug 11, 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 42-317-34082 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-34082 → 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
- 0
- bbl, last 12 reported months
- 1.06M
- bbl, all reported
- Feb 2016
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000085689 | H-1 Injection | Plugged Nov 19, 2014 | 1,000 | 1,500 | 8,465–8,510 |
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/31734082, documented in the API reference.