WILLIAMS GM 421-1
API 04510380 · Garfield County, Colorado · GRAND VALLEY field
PRGW
API
04510380
Operator
TEP ROCKY MOUNTAIN LLC
County
Garfield
Field
GRAND VALLEY
Spudded
2005-04-30
Measured depth
6,695 ft
True vertical depth
6,650 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
21 bbl
Cumulative gas
17,940 MCF
Cumulative water
1,049 bbl
| Period | Oil (bbl) | Gas (MCF) | Water (bbl) | Days |
|---|---|---|---|---|
| May 2026 | 1 | 908 | — | 31 |
| Apr 2026 | 1 | 944 | — | 30 |
| Mar 2026 | 1 | 920 | 17 | 31 |
| Feb 2026 | 1 | 865 | — | 28 |
| Jan 2026 | 2 | 959 | — | 31 |
| Dec 2025 | 1 | 910 | 15 | 31 |
| Nov 2025 | 1 | 919 | — | 30 |
| Oct 2025 | 1 | 970 | — | 31 |
| Sep 2025 | 1 | 948 | — | 30 |
| Aug 2025 | 1 | 979 | 29 | 31 |
| Jul 2025 | 1 | 995 | — | 31 |
| Jun 2025 | 1 | 961 | 947 | 30 |
| May 2025 | 1 | 996 | — | 31 |
| Apr 2025 | 1 | 959 | — | 30 |
| Mar 2025 | 2 | 1,011 | — | 31 |
| Feb 2025 | 1 | 882 | 14 | 28 |
| Jan 2025 | 1 | 949 | 0 | 31 |
| Dec 2024 | 1 | 941 | 0 | 31 |
| Nov 2024 | 1 | 924 | 27 | 30 |
A dash is a period the well filed with no volume for that product.
Location
39.471247, -108.058782
39.47125, -108.05878 · Surface location as filed with Colorado⌘ or Ctrl + scroll to zoom
Every well in Garfield County, Colorado
Colorado state record, from CO_wells_WELLS_SHP.parquet. Corpus built 2026-08-19.