Shaeffer 12-11 (J12W)
API 04507386 · Garfield County, Colorado · MAMM CREEK field
SIGW
API
04507386
Operator
QB ENERGY OPERATING LLC
County
Garfield
Field
MAMM CREEK
Spudded
1999-10-28
Measured depth
7,000 ft
True vertical depth
6,860 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
6 bbl
Cumulative gas
4,749 MCF
Cumulative water
10 bbl
| Period | Oil (bbl) | Gas (MCF) | Water (bbl) | Days |
|---|---|---|---|---|
| May 2026 | — | — | — | 0 |
| Apr 2026 | — | 122 | — | 14 |
| Mar 2026 | — | 266 | — | 29 |
| Feb 2026 | — | 247 | — | 28 |
| Jan 2026 | — | 281 | — | 31 |
| Dec 2025 | — | 280 | — | 31 |
| Nov 2025 | 1 | 277 | — | 30 |
| Oct 2025 | — | 287 | 1 | 31 |
| Sep 2025 | — | 278 | — | 30 |
| Aug 2025 | 3 | 287 | — | 31 |
| Jul 2025 | 1 | 288 | — | 31 |
| Jun 2025 | — | 277 | — | 30 |
| May 2025 | — | 289 | 1 | 31 |
| Apr 2025 | 1 | 279 | 1 | 30 |
| Mar 2025 | — | 292 | 7 | 31 |
| Feb 2025 | 0 | 260 | 0 | 28 |
| Jan 2025 | 0 | 288 | 0 | 31 |
| Dec 2024 | 0 | 291 | 0 | 31 |
| Nov 2024 | 0 | 160 | 0 | 17 |
A dash is a period the well filed with no volume for that product.
Location
39.458910, -107.721960
39.45891, -107.72196 · 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.