TEXAS · WELLS · HOCKLEY COUNTY · MALLET L&C CO. LEASE · API 42-219-36937 · DISTRICT 7B
Mallet L&C Co. #220
Hockley County · Slaughter field · Injection · Vertical
Mallet L&C CO. #220 (API 42-219-36937) is a well in Hockley County operated by Ctoc Energy LLC, completed October 15, 2007 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued August 24, 2006, permitted to 5,198 ft.
It was permitted by Merit Energy Company and has since transferred to Ctoc Energy LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Rustler, Yates, San Andres.
Its lease has reported 405K barrels of oil and 809K mcf of gas since November 2005, last reporting in July 2026. The lease carries 37 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 3.62K barrels injected in the 12 months reported through December 2025.
Operator of record
Permitted by Merit Energy Company; the EWA schedule now lists a different operator.
- Based in
- Fort Worth, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 24, 2026
- Phone
- (817) 334-7804
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cross Timbers Energy LLC |
| Production reports | Cross Timbers Energy, LLCthrough Apr 2026 |
| Latest permit | Merit Energy CompanyAug 24, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,198
- total depth, ft
- 1
- permits on file
- Aug 24, 2006
- last permit issued
- Oct 15, 2007
- completed
- 405K
- cumulative oil, bbl
- 809K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2005 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 15, 2007
- 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 37 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Mallet L&C Co. O-11-68851 | Slaughter | Cross Timbers Energy, LLC | 37 | 405K | 809K | Nov 2005 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,319 · prior 12 4,336(-47%)
Gas, mcf lease total
Last 12 months 3,082 · prior 12 5,426(-43%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Merit Energy CompanyNov 2005 → Dec 2013
- 2Cross Timbers Energy, LLCJan 2014 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 624894-99 | Drill | Merit Energy Company | Aug 24, 2006 | Aug 24, 2006 | Sep 16, 2006 | 5,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 15, 2007 | Mallet L&C Co. O-11-68851 | Slaughter | Ctoc Energy LLC | Injection | 5,198 |
Formation tops
As filed on W-2/G-1. Subsea from 3,550 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 2,252 | 1,298 |
| Yates | 2,894 | 656 |
| San Andres | 4,200 | -650 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,983 | 5,068 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,108 | 12.25 | 800 S |
| 5.5 | 5,198 | 7.875 | 925 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 | Nov 12, 2008 | Oct 29, 2007 | — |
| 00 | Mar 30, 2007 | Nov 30, 2006 | Yes |
| 00 | Dec 7, 2006 | — | — |
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 42-219-36937 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-219-36937 → 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
- 3.62K
- bbl, last 12 reported months
- 742K
- bbl, all reported
- Dec 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000097351 | H-1 Injection | Active | 1,000 | 1,800 | 4,800–5,150 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 3,620 · prior 12 16,940(-79%)
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/21936937, documented in the API reference.