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GRATTAN 4A-30H

API 12334369 · Weld County, Colorado · WATTENBERG field

PRGW
API
12334369
Operator
BISON IV OPERATING LLC
County
Weld
Field
WATTENBERG
Location
SESE Sec 30 2N 64W (6)
Spudded
2012-02-29
Measured depth
10,980 ft
True vertical depth
6,952 ft

Production

19 monthly filings with Colorado, Nov 2024 to May 2026. Each product is in its own unit and the four are never added.

Cumulative oil
3,294 bbl
Cumulative gas
8,080 MCF
Cumulative water
1,121 bbl
PeriodOil (bbl)Gas (MCF)Water (bbl)Days
May 20266881,23912331
Apr 20263468595030
Mar 20264098566523
Feb 20261593741319
Jan 20267014486
Dec 20251224491217
Nov 2025751654220
Oct 20252005494431
Sep 20251554548423
Aug 20251484623631
Jul 20251985619831
Jun 202513439646622
May 20252426332430
Apr 20254611545
Mar 2025112412
Feb 2025———0
Jan 2025———0
Dec 2024822371112
Nov 20242095634027

A dash is a period the well filed with no volume for that product.

Wellbore

Colorado files the bottom of each bore of this well, and not the path between.

Bore
Horizontal
Deepest station
10,980 ft
True vertical depth
6,950 ft
Reach from well head (derived)
4,238 ft
Bearing (derived)
355°
Bores
1

The line on the map joins the well head to the bottom of each bore. It is a statement about those two points and not about the path between them, which Colorado does not file. The reach and bearing are derived from two points Colorado filed. Neither is a figure the operator reported.

Location

40.104036, -104.585914

40.10404, -104.58591 · Surface location as filed with Colorado

Every well in Weld County, Colorado

Colorado state record, from CO_wells_WELLS_SHP.parquet. Corpus built 2026-09-11.