WELL · 42-103-35570 · DISTRICT 8
Blair-TXL #4
Crane County · Edwards -04- (Wolfcamp) field · Injection · Vertical
Blair-Txl #4 (API 42-103-35570) is a well in Crane County operated by Cml Exploration LLC, completed March 17, 2020 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued May 15, 2008, permitted to 9,800 ft.
Completion filings report 15 formation tops, including Rustler, Yates, Seven Rivers, Queen.
Its lease has reported 242K barrels of oil and 334K mcf of gas since February 2008, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 49.8K barrels injected in the 12 months reported through June 2025.
Operator of record
- Based in
- Austin, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 20, 2025
- Permits on file
- 514
- Phone
- (512) 328-8085
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | CML Exploration LLC |
| Production reports | CML Exploration, LLCthrough Apr 2026 |
| Latest permit | CML Exploration, LLCMay 15, 2008 |
- 9,800
- total depth, ft
- 2
- permits on file
- May 15, 2008
- last permit issued
- Mar 17, 2020
- completed
- 242K
- cumulative oil, bbl
- 334K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 2008 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 17, 2020
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Blair-TXL O-10-38698 | Edwards -04- (Wolfcamp) | CML Exploration, LLC | 3 | 242K | 334K | Feb 2008 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,002 · prior 12 1,118(-10%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1CML Exploration, LLCFeb 2008 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 660757-98 | Drill | CML Exploration, LLC | Aug 14, 2008 | May 15, 2008 | Jul 5, 2008 | 9,800 |
| 660757-99 | Drill | CML Exploration, LLC | Apr 29, 2008 | May 15, 2008 | Jul 5, 2008 | 8,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-38698 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,770 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 1,200 | 1,570 |
| Yates | 2,440 | 330 |
| Seven Rivers | 2,640 | 130 |
| Queen | 3,330 | -560 |
| GrayburgGRAYBURG - ACTIVE CO2 FLOOD | 3,465 | -695 |
| San Andres | 3,782 | -1,012 |
| San AndresSAN ANDRES - USABLE QUALITY WATE | 3,782 | -1,012 |
| Clear ForkCLEARFORK | 4,965 | -2,195 |
| Cisco | 7,704 | -4,934 |
| Wolfcamp | 7,852 | -5,082 |
| Bend | 8,637 | -5,867 |
| BarnettBARNETT SHALE | 8,712 | -5,942 |
| Devonian | 9,550 | -6,780 |
| Glorieta | — | — |
| Permian (undifferentiated)PERMIAN GENERAL | — | — |
| San Angelo | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,852 | 7,858 | Perforated |
| 7,852 | 7,864 | Perforated |
| 7,860 | 7,864 | Perforated |
| 8,352 | 8,391 | Perforated |
| 9,509 | 9,606 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,200 | 17.5 | 1,200 S |
| 8.625 | 4,495 | 11 | 1,400 S |
| 5.5 | 9,509 | 7.875 | 1,200 S |
| 5.5 | — | 7.875 | 500 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 9, 2020 | Nov 19, 2020 | — |
| 00 | Jun 23, 2009 | Feb 3, 2009 | — |
| 00 | Jan 27, 2009 | Oct 2, 2008 | Yes |
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 42-103-35570 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-103-35570 → 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
- 49.8K
- bbl, last 12 reported months
- 249K
- bbl, all reported
- Jun 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000121780 | H-1 Injection | Active | 2,000 | 3,925 | 7,850–7,870 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 49,835 · prior 12 38,925(+28%)
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/10335570, documented in the API reference.