TEXAS · WELLS · WISE COUNTY · API 42-497-31053 · DISTRICT 7C

Deaver (Caddo Congl) Unit #7

Shut in

Wise County · Alvord (Caddo Conglomerate) field · Producing  · Vertical

Fields on the latest permit · any of 2
Alvord (Atoka Conglomerate) · Alvord (Caddo Conglomerate)
Not one formation; the well must be completed in one of them, and no target formation is stated.

Deaver (Caddo Congl) Unit #7 (API 42-497-31053) is a well in Wise County operated by Schalk Oil Company Inc., completed April 2, 1979 and listed as producing on the RRC schedule, shut in December 1, 2025.

The RRC has issued one drilling permit, issued September 28, 1977, permitted to 5,876 ft.

It was permitted by Mitchell Energy Corporation and has since transferred to Schalk Oil Company Inc. on the wellbore schedule.

Its 3 leases have reported 251K barrels of oil and 586K mcf of gas since the record begins in January 1993, last reporting volume in April 2026. The leases carry 41 wells, so these are lease totals, not this well alone.

Operator of record

Schalk Oil Company Inc.

Permitted by Mitchell Energy Corporation; the EWA schedule now lists a different operator.

Based in
Wichita Falls, TX
P-5 status
Active (A)
P-5 last filed
Jun 3, 2026
Permits on file
184
Phone
(940) 322-3424

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleSchalk Oil Company Inc.
Production reportsSchalk Oil Company, Inc.through Apr 2026
Latest permitMitchell Energy CorporationSep 28, 1977

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

5,876
total depth, ft
1
permits on file
Sep 28, 1977
last permit issued
Apr 2, 1979
completed
251K
cumulative oil, bbl
586K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH APR 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 2, 1979
Shut in
Dec 1, 2025
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.

Wells nearby

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

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 41 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Deaver (Caddo Congl) Unit O-13-19402Alvord (Caddo Conglomerate)Schalk Oil Company, Inc.31251K586Kby Jan 1993 – Apr 2026
— O-13-25000——000—
Deaver, H.J. O-13-28373Alvord (Atoka Conglomerate)Schalk Oil Company, Inc.1000by Jan 1993 – —

Gas, mcf lease total

Last 12 months 46,839 · prior 12 44,125(+6%)

05K10K202420252026

Oil, barrels lease total

Last 12 months 2,575 · prior 12 3,189(-19%)

0200400202420252026

Wells named Deaver (Caddo Congl) Unit

Schalk Oil Company Inc.'s other wells filed under this lease name in Wise County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

Loading the lease's wells

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Mitchell Energy CorporationJan 1993 → Dec 2000
  2. 2Mitchell Energy Company L.P.Jan 2001 → Mar 2002
  3. 3Devon Energy Operating Co., L.P.Apr 2002 → Oct 2002
  4. 4CD Consulting & Operating Co.Nov 2002 → Jun 2019
  5. 5Whiskey River Oil & Gas LLCJul 2019 → Jan 2023
  6. 6Crockett Operating, LLCFeb 2023 → Oct 2025
  7. 7Schalk Oil Company, Inc.Nov 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
8682-99DrillMitchell Energy CorporationSep 28, 1977Sep 28, 1977—6,500

Completions

CompletedLeaseFieldOperatorStatusDepth
Apr 2, 1979Deaver (Caddo Congl) Unit O-13-19402Alvord (Caddo Conglomerate)Schalk Oil Company Inc.Producing · shut in Dec 1, 20255,876
Feb 2, 1978Deaver H.J. O-13-28373Alvord (Atoka Conglomerate)Schalk Oil Company Inc.Shut In · shut in Dec 1, 20195,876
Feb 24, 1978Speer-Deaver (Atoka) Unit O-13-25000Alvord (Atoka Conglomerate)Mitchell Energy CorporationNot on Schedule—
Feb 2, 1978Deavers H. J. O-13-18509Alvord (Atoka Conglomerate)Mitchell Energy CorporationNot on Schedule—
—Deavers H. J. O-13-8921Alvord (Caddo Conglomerate)Mitchell Energy CorporationNot on Schedule—

Perforations

Perforated and open-hole intervals.

FromToType
—5,541Perforated
—5,876Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.62543712.25300 S
5.55,9707.875200 S
5.55,9708.625200 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Sep 11, 1992Aug 25, 1992—
00Aug 19, 1992Feb 24, 1978—
00Feb 8, 1985Feb 24, 1978—
00Jan 26, 1985——
00Jan 12, 1984May 3, 1978—
00Jan 12, 1984Feb 24, 1978—
00Jan 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.

Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

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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.

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