WYOMING · WELLS · FREMONT COUNTY · API 49-013-06589

Sheldon Northwest 1

PluggedVertical oil wellWOGCC status: Permanently Abandoned

Operator of record
Pioneer Oil & Gas
County
Fremont

A vertical oil well in Fremont County, Wyoming, operated by Pioneer Oil & Gas. WOGCC status: permanently abandoned.

Spudded November 4, 1948; plugged April 15, 1960.

Completed in 2 fields: Sheldon Northwest, Sheldon Northwest.

It has reported 34,504 bbl of oil, 23,864 Mcf of gas, and 1,501,772 bbl of water since the record begins in January 1978; its last reported production was October 1991.

0
bbl oil, 12 months through Aug 2026
0
Mcf gas, same 12 months
0
bbl produced water, same 12 months
34,504
bbl oil since Jan 1978 · 23,864 Mcf gas
Status
Approved · WOGCC: Drilling or Drilled Permit
Approved
Nov 4, 1948
Proposed formation
C MT-PP-PT
Target depth
5,160 ft

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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

05001K1.5K1980198519901995200020052010201520202025

Sheldon Northwest 1: Oil by month.

Completions

ONE PER RESERVOIR THE WELL IS COMPLETED IN

FieldStatusPerforations, ftCompletedProducedOil, bblGas, McfWater, bbl
Sheldon NorthwestCrow Mountain-Phosphoria———Jan 1991 to Oct 19914367667,369
Sheldon NorthwestCrow Mountain-Phosphoria-Tensleep——May 17, 1949by Jan 1978 to Dec 199034,06823,0981,494,403

Formation tops

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

FormationDepth
MUDDY1,937 ft
CLOVERLY2,185 ft
MORRISON2,456 ft
SUNDANCE2,660 ft
NUGGET3,130 ft
JELM3,208 ft
ALCOVA3,460 ft
DINWOODY4,550 ft
PHOSPHORIA4,670 ft

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

Formation tops nearby

Well record

API number
49-013-06589
Location
SW SW 36-6N-3W · 440 FSL, 440 FWL
Elevation
6,477 ft
Elevation KB
6,486 ft
Total depth
5,160 ft
Land
Tribal
Basin, as WOGCC files it
Wind River Basin
APD
Approved Nov 4, 1948
Proposed formation
C MT-PP-PT
Target depth
5,160 ft
Spudded
Nov 4, 1948
Plugged
Apr 15, 1960

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/4901306589, documented in the API reference.