Big Mountain Viper 8-59 16-17-18-5
API 12350833 · Weld County, Colorado · DJ HORIZONTAL NIOBRARA field
PROW
API
12350833
Operator
BISON IV OPERATING LLC
County
Weld
Field
DJ HORIZONTAL NIOBRARA
Spudded
2021-03-12
Measured depth
14,134 ft
True vertical depth
6,248 ft
Production
20 monthly filings with Colorado, Oct 2024 to May 2026. Each product is in its own unit and the four are never added.
Cumulative oil
18,138 bbl
Cumulative gas
119,376 MCF
Cumulative water
18,652 bbl
| Period | Oil (bbl) | Gas (MCF) | Water (bbl) | Days |
|---|---|---|---|---|
| May 2026 | 1 | 430 | 1,106 | 31 |
| Apr 2026 | — | 137 | 2,278 | 30 |
| Mar 2026 | 606 | 4,549 | 1,064 | 31 |
| Feb 2026 | 855 | 6,015 | 682 | 28 |
| Jan 2026 | 1,023 | 6,986 | 811 | 31 |
| Dec 2025 | 990 | 6,621 | 812 | 31 |
| Nov 2025 | 722 | 4,252 | 570 | 23 |
| Oct 2025 | 958 | 6,214 | 768 | 31 |
| Sep 2025 | 1,045 | 6,586 | 854 | 30 |
| Aug 2025 | 1,176 | 7,134 | 944 | 31 |
| Jul 2025 | 1,152 | 7,573 | 1,134 | 31 |
| Jun 2025 | 550 | 2,338 | 250 | 30 |
| May 2025 | 478 | 3,512 | 439 | 31 |
| Apr 2025 | 1,010 | 7,282 | 896 | 27 |
| Mar 2025 | 1,166 | 8,012 | 931 | 31 |
| Feb 2025 | 1,076 | 7,378 | 833 | 28 |
| Jan 2025 | 1,242 | 8,305 | 912 | 31 |
| Dec 2024 | 1,341 | 9,026 | 1,045 | 31 |
| Nov 2024 | 1,334 | 8,147 | 1,051 | 30 |
| Oct 2024 | 1,413 | 8,879 | 1,272 | 31 |
A dash is a period the well filed with no volume for that product.
Location
40.661268, -103.988826
40.66127, -103.98883 · Surface location as filed with Colorado⌘ or Ctrl + scroll to zoom
Every well in Weld County, Colorado
Colorado state record, from CO_wells_WELLS_SHP.parquet. Corpus built 2026-08-19.