TEXAS · WELLS · MCMULLEN COUNTY · ZR "A" LEASE · API 42-311-33481 · DISTRICT 01

ZR A #5

Shut in

McMullen County · A.W.P. (Olmos) field · Producing  · Vertical

ZR A #5 (API 42-311-33481) is a well in Mcmullen County operated by Varas Energy Operating Company, completed December 23, 1997 and listed as producing on the RRC schedule, shut in June 1, 2026.

The RRC has issued one drilling permit, issued November 5, 1997, permitted to 11,444 ft.

It was permitted by Swift Energy Company and has since transferred to Varas Energy Operating Company on the wellbore schedule.

Completion filings report 8 formation tops, including Sparta, Queen City, Carrizo, Wilcox.

Its lease has reported 398 barrels of oil and 191K mcf of gas since December 1997, last reporting volume in April 2026.

Operator of record

Varas Energy Operating Company

Permitted by Swift Energy Company; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Dec 9, 2025
Phone
(713) 858-3002

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleVaras Energy Operating Company
Production reportsVaras Energy Operating Company,through Apr 2026
Latest permitSwift Energy CompanyNov 5, 1997

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

11,444
total depth, ft
1
permits on file
Nov 5, 1997
last permit issued
Dec 23, 1997
completed
398
cumulative oil, bbl
191K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Dec 1997 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 23, 1997
Shut in
Jun 1, 2026
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 lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
ZR "A" G-1-166448A.W.P. (Olmos)Varas Energy Operating Company,1398191KDec 1997 – Apr 2026

Gas, mcf lease total

Last 12 months 1,771 · prior 12 1,539(+15%)

05001K202420252026

Wells named ZR A

Varas Energy Operating Company's other wells filed under this lease name in McMullen 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. 1Swift Energy CompanyDec 1997 → Dec 2005
  2. 2Swift Energy Operating, LLCJan 2006 → Dec 2015
  3. 3El Dorado Gas & Oil, Inc.May 2019 → Dec 2024
  4. 4Varas Energy Operating Company,Jan 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
469710-99DrillSwift Energy CompanyNov 5, 1997Nov 5, 1997Nov 23, 199711,500

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 23, 1997ZR A G-1-166448A.W.P. (Olmos)Varas Energy Operating CompanyProducing · shut in Jun 1, 202611,444

Formation tops

As filed on W-2/G-1. Subsea from 180 ft elevation.Download CSV →

FormationMD ftSubsea
Sparta3,384-3,204
Queen City3,692-3,512
Carrizo5,247-5,067
Wilcox7,427-7,247
Lower Wade7,534-7,354
Lwr. Wade7,534-7,354
Navarro10,034-9,854
Olmos11,082-10,902

Perforations

Perforated and open-hole intervals.

FromToType
1,11611,140Perforated
11,11611,140Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,5479.875312 S
7.6251,5479.875312 S
3.511,4446.51,810 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
00Mar 20, 2006Nov 8, 2005—
00Feb 19, 1998Jan 30, 1998Yes
00Feb 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.

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

Find logs withinmiles of this well:List →Map →

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

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