TEXAS · WELLS · MCMULLEN COUNTY · SBR LEASE · API 42-311-33560 · DISTRICT 01

SBR #183

On schedule

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

Sbr #183 (API 42-311-33560) is a well in Mcmullen County operated by Varas Energy Operating Company, completed December 16, 1999 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued October 27, 1999, permitted to 10,630 ft.

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

Completion filings report 7 formation tops, including Sparta, Queen City, Carrizo, Wilcox.

Its lease has reported 3.02K barrels of oil and 505K mcf of gas since December 1999, 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 CompanyOct 27, 1999

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

10,630
total depth, ft
1
permits on file
Oct 27, 1999
last permit issued
Dec 16, 1999
completed
3.02K
cumulative oil, bbl
505K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Dec 1999 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 16, 1999
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.

Wells nearby

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

Loading the map…

Open the full map →

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
SBR G-1-175405A.W.P. (Olmos)Varas Energy Operating Company,13.02K505KDec 1999 – Apr 2026

Gas, mcf lease total

Last 12 months 2,074 · prior 12 2,844(-27%)

0200400600202420252026

Wells named SBR

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 CompanyJan 2000 → Dec 2005
  2. 2Swift Energy Operating, LLCJan 2006 → Jun 2017
  3. 3Silverbow Resources Oper, LLCJul 2017 → Dec 2017
  4. 4El Dorado Gas & Oil, Inc.Jan 2018 → Dec 2024
  5. 5Varas Energy Operating Company,Jan 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
488926-99DrillSwift Energy CompanyOct 27, 1999Oct 27, 1999Nov 15, 199910,900

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 16, 1999SBR G-1-175405A.W.P. (Olmos)Varas Energy Operating CompanyProducing10,630

Formation tops

As filed on W-2/G-1. Subsea from 185 ft elevation.Download CSV →

FormationMD ftSubsea
Sparta2,990-2,805
Queen City3,272-3,087
Carrizo4,860-4,675
Wilcox6,950-6,765
Lower Wade7,054-6,869
Navarro9,318-9,133
Olmos10,330-10,145

Perforations

Perforated and open-hole intervals.

FromToType
10,36210,375Perforated
10,38410,394Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
7.6251,5059.875325 S
3.510,6276.51,400 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 15, 2000Jan 12, 2000Yes
00Jan 26, 2000——

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

Developers: this page as JSON is GET /v1/data/wells/31133560, documented in the API reference.