WYOMING · WELLS · JOHNSON COUNTY · API 49-019-42026

Rosie Fed 4878-35-11-14W NH

ActiveHorizontal oil wellWOGCC status: Producing Oil Well

County
Johnson
Field
WC

A horizontal oil well in Johnson County, Wyoming, operated by Anschutz Exploration Corporation. WOGCC status: producing oil well.

Spudded November 29, 2022 and drilled to 20,815 ft measured depth.

Completed in one field: WC.

It has reported 191,971 bbl of oil, 341,489 Mcf of gas, and 146,912 bbl of water since November 2023; in the twelve months through August 2026, 31,919 bbl, 58,626 Mcf, and 20,452 bbl.

31,919
bbl oil, 12 months through Aug 2026
58,626
Mcf gas, same 12 months
20,452
bbl produced water, same 12 months
191,971
bbl oil since Nov 2023 · 341,489 Mcf gas
Status
Approved · WOGCC: Drilling or Drilled Permit
Received
Aug 31, 2022
Approved
Sep 26, 2022
Wellbore
Horizontal
Proposed formation
Niobrara
Target depth
10,034 ft
Proposed bottom hole
44.05375, -106.20458 ↗

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 31,919 · prior 12 48,239(-34%)

010K20K30K202420252026

Rosie Fed 4878-35-11-14W NH: Oil by month.

Completions

ONE PER RESERVOIR THE WELL IS COMPLETED IN

FieldStatusPerforations, ftCompletedProducedOil, bblGas, McfWater, bbl
WCNiobraraActive10,441 to 20,703 MDNov 4, 2023Nov 2023 to Aug 2026191,971341,489146,912

Formation tops

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

FormationDepth
Lance5,143 ft
Fox Hills6,734 ft
Teckla7,006 ft
Teapot7,352 ft
Parkman7,613 ft
Sussex8,443 ft
Shannon8,863 ft
Niobrara9,942 ft

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

Formation tops nearby

Well record

API number
49-019-42026
Location
SE SW 35-48N-78W · 526 FSL, 2569 FWL
Elevation
4,223 ft
Elevation KB
4,241 ft
Measured depth
20,815 ft
Total depth
10,110 ft
Perforations
10,441 to 20,703 ft
Basin, as WOGCC files it
Powder River Basin
APD
Approved Sep 26, 2022
Proposed formation
Niobrara
Target depth
10,034 ft
Spudded
Nov 29, 2022

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/4901942026, documented in the API reference.