WYOMING · WELLS · JOHNSON COUNTY · API 49-019-20396

Tmu C 12-2

ActiveVertical oil wellWOGCC status: Producing Oil Well

Operator of record
Prima Exploration Inc
County
Johnson

A vertical oil well in Johnson County, Wyoming, operated by Prima Exploration Inc. WOGCC status: producing oil well.

Spudded December 2, 1977.

Completed in one field: Table Mountain.

It has reported 311,447 bbl of oil, 82,908 Mcf of gas, and 36,836 bbl of water since March 1978; in the twelve months through August 2026, 4,538 bbl, 0 Mcf, and 3,041 bbl.

4,538
bbl oil, 12 months through Aug 2026
0
Mcf gas, same 12 months
3,041
bbl produced water, same 12 months
311,447
bbl oil since Mar 1978 · 82,908 Mcf gas
Status
Approved · WOGCC: Drilling or Drilled Permit
Approved
Dec 2, 1977
Proposed formation
Shannon
Target depth
9,820 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 4,538 · prior 12 2,876(+58%)

02K4K6K1980198519901995200020052010201520202025

Tmu C 12-2: Oil by month.

Completions

ONE PER RESERVOIR THE WELL IS COMPLETED IN

FieldStatusPerforations, ftCompletedProducedOil, bblGas, McfWater, bbl
Table MountainShannonActive—Mar 16, 1978Mar 1978 to Sep 2026311,44782,90836,836

Formation tops

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

FormationDepth
LEWIS,SH7,206 ft
TECKLA,SAND MBR (LEWIS SH)7,585 ft
TEAPOT,MBR (PARKMAN SS)7,974 ft
PARKMAN,SS8,260 ft
STEELE,SH8,780 ft
SUSSEX,SS9,273 ft
SHANNON,SS MBR (CODY SH)9,658 ft

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

Formation tops nearby

Operators of record

OperatorFromTo
Anadarko E&P Onshore LLCApr 1, 2013today
Anadarko Petroleum CorporationJul 1, 2005Apr 1, 2013
Westport Oil & Gas Company LPApr 5, 2002Jul 1, 2005
Meritage Energy Partners LLCOct 1, 2001Apr 5, 2002
Brown Tom IncJan 1, 2000Oct 1, 2001

Well record

API number
49-019-20396
Location
NW NE 12-44N-77W · 660 FNL, 2000 FEL
Elevation KB
4,732 ft
Total depth
9,820 ft
Land
Private
Basin, as WOGCC files it
Powder River Basin
APD
Approved Dec 2, 1977
Proposed formation
Shannon
Target depth
9,820 ft
Spudded
Dec 2, 1977

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/4901920396, documented in the API reference.