FRONTERA UPPER SAND UNIT 4-1
API 01706715 · Cheyenne County, Colorado · FRONTERA field
PRERI
API
01706715
Operator
MULL DRILLING COMPANY INC
County
Cheyenne
Field
FRONTERA
Spudded
1987-11-16
Measured depth
5,430 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
818 bbl
Cumulative gas
4,844 MCF
Cumulative water
330 bbl
| Period | Oil (bbl) | Gas (MCF) | Water (bbl) | Days |
|---|---|---|---|---|
| May 2026 | — | 487 | — | 31 |
| Apr 2026 | 79 | — | 30 | 30 |
| Mar 2026 | 77 | — | 31 | 31 |
| Feb 2026 | 91 | — | 28 | 28 |
| Jan 2026 | 85 | — | 31 | 31 |
| Dec 2025 | 72 | — | 31 | 31 |
| Nov 2025 | 87 | — | 30 | 30 |
| Oct 2025 | 61 | — | 31 | 31 |
| Sep 2025 | 48 | — | 30 | 30 |
| Aug 2025 | 78 | — | 31 | 31 |
| Jul 2025 | 76 | — | 31 | 31 |
| Jun 2025 | 64 | 69 | 26 | 30 |
| May 2025 | — | 528 | — | 31 |
| Apr 2025 | — | 502 | — | 30 |
| Mar 2025 | — | 520 | — | 31 |
| Feb 2025 | 0 | 499 | 0 | 28 |
| Jan 2025 | 0 | 1,137 | 0 | 31 |
| Dec 2024 | 0 | 552 | 0 | 31 |
| Nov 2024 | 0 | 550 | 0 | 30 |
A dash is a period the well filed with no volume for that product.
Location
38.756670, -102.052110
38.75667, -102.05211 · Surface location as filed with Colorado⌘ or Ctrl + scroll to zoom
Every well in Cheyenne County, Colorado
Colorado state record, from CO_wells_WELLS_SHP.parquet. Corpus built 2026-08-19.