WYOMING · WELLS · CONVERSE COUNTY · API 49-009-05540

BLK-B-UN St 0-6049 77

PluggedVertical oil wellWOGCC status: Permanently Abandoned

Operator of record
Big Muddy Operating LLC
County
Converse

A vertical oil well in Converse County, Wyoming, operated by Big Muddy Operating LLC. WOGCC status: permanently abandoned.

Spudded August 21, 1953; plugged June 28, 2013.

Completed in one field: Glenrock South.

It has reported 271,672 bbl of oil, 5,342 Mcf of gas, and 12,245,827 bbl of water since the record begins in January 1978; its last reported production was June 2005.

0
bbl oil, 12 months through Aug 2026
0
Mcf gas, same 12 months
0
bbl produced water, same 12 months
271,672
bbl oil since Jan 1978 · 5,342 Mcf gas
Status
Approved · WOGCC: Drilling or Drilled Permit
Approved
Aug 21, 1953
Proposed formation
Dakota
Target depth
6,590 ft

Wells nearby

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

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Reported production

Every month on file for this well on form 2, summed across its fields and the operators that filed it. The newest months can still be amended.

12 months through Aug 2026 0 · prior 12 0

01K2K1980198519901995200020052010201520202025

BLK-B-UN St 0-6049 77: Oil by month.

Completions

ONE PER RESERVOIR THE WELL IS COMPLETED IN

FieldStatusPerforations, ftCompletedProducedOil, bblGas, McfWater, bbl
Glenrock SouthDakota——Sep 25, 1953by Jan 1978 to Jun 2005271,6725,34212,245,827

Formation tops

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4 tops as filed, by depth. A formation filed more than once is listed each time.

FormationDepth
PARKMAN,SS1,345 ft
FRONTIER,FM5,334 ft
MUDDY,FM6,373 ft
DAKOTA,FM6,517 ft

Source: Wyoming Oil and Gas Conservation Commission, "Geological Markers Based On Form 3"

Formation tops nearby

Operators of record

OperatorFromTo
Rancher Energy Oil & Gas CorpDec 1, 2006today
Nielson & Associates IncOct 1, 2004Dec 1, 2006
Continental Industries LCJan 1, 2000Oct 1, 2004

Well record

API number
49-009-05540
Location
NE SW 16-33N-75W · 1980 FSL, 1920 FWL
Elevation KB
5,209 ft
Total depth
6,590 ft
Land
State
Basin, as WOGCC files it
Powder River Basin
APD
Approved Aug 21, 1953
Proposed formation
Dakota
Target depth
6,590 ft
Spudded
Aug 21, 1953
Plugged
Jun 28, 2013

About this data

Wyoming Oil and Gas Conservation Commission (WOGCC), from its public database extracts. Status and type are in WOGCC's own words. Production and injection are what operators filed on form 2, by well and month; twelve-month figures end in Aug 2026, the last month whose filings are in. Locations are from the well's location plat and are approximate. The Commission's production file names each well's current operator on every month, so an operator's figures are those of the wells it operates today. Nothing is estimated.

Developers: this page as JSON is GET /v1/data/wells/4900905540, documented in the API reference.