WYOMING · WELLS · CONVERSE COUNTY · API 49-009-06399

Unit C-077076 36

FLVertical oil well

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: fl.

Spudded August 15, 1953.

Completed in 2 fields: Cole Creek South, Cole Creek South.

It has reported 14,331 bbl of oil, 0 Mcf of gas, and 1,346,878 bbl of water since the record begins in January 1978; in the twelve months through August 2026, 63 bbl, 0 Mcf, and 13,124 bbl.

63
bbl oil, 12 months through Aug 2026
0
Mcf gas, same 12 months
13,124
bbl produced water, same 12 months
14,331
bbl oil since Jan 1978 · 0 Mcf gas
Status
Approved · WOGCC: Drilling or Drilled Permit
Approved
Aug 15, 1953
Proposed formation
Dakota
Target depth
8,329 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 63 · prior 12 103(-39%)

01002003001980198519901995200020052010201520202025

Unit C-077076 36: Oil by month.

Completions

ONE PER RESERVOIR THE WELL IS COMPLETED IN

FieldStatusPerforations, ftCompletedProducedOil, bblGas, McfWater, bbl
Cole Creek SouthDakotaActive—Oct 27, 1953by Jan 1978 to Aug 202614,33101,346,878
Cole Creek SouthShannon——Dec 9, 1965————

Formation tops

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

FormationDepth
MESAVERDE,FM2,880 ft
PARKMAN,SS2,952 ft
SHANNON,SS MBR (CODY SH)4,940 ft
NIOBRARA,FM6,412 ft
FRONTIER,FM7,070 ft
MOWRY,MBR (SH)7,946 ft
MUDDY,FM8,148 ft
DAKOTA,FM8,294 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
49-009-06399
Location
NE NW 17-34N-76W · 986 FNL, 1634 FWL
Elevation KB
5,265 ft
Total depth
8,329 ft
Land
Private
Basin, as WOGCC files it
Powder River Basin
APD
Approved Aug 15, 1953
Proposed formation
Dakota
Target depth
8,329 ft
Spudded
Aug 15, 1953

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/4900906399, documented in the API reference.