Reservoir · Colorado · United States · BOR RISE
Rifle Gap Reservoir
Rifle Gap Reservoir and Dam
7.1% full
Capacity
15.01 hm³
Volume stored
1 hm³
Vs month average
26% of normal
Coordinates
39.628°N, 107.760°W
Last updated
2026-10-12
Current fill
7.1%vs 7 days ago
+0.4%gaining
vs 1 year ago
-2.3%year-over-year
7-day trend
→stable
Drought context
Storage vs October average
26%of normal
7.1% full on 2026-10-12, against an average of 27.7% for October across 6 years of readings (-20.6 points).
Drought Monitor at this site · 6 October 2026
D3extreme drought
The ground at Rifle Gap Reservoir's coordinates falls inside the D3 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. Colorado drought figures →
Data source: BOR RISE — US Bureau of Reclamation — daily reservoir storage volume. Capacity is the design (normal full-pool) capacity from the US National Inventory of Dams (NID); fill % = current volume ÷ design capacity. Last reading: 2026-10-12.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.628, -107.760 · Open in Google Maps
About Rifle Gap Reservoir
As of October 12, 2026, Rifle Gap Reservoir is filled to 7.1% of its total capacity, holding roughly 1 hm³ of water out of a maximum 15 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has held broadly steady (+0.4 pts), and it is 2.3 points below its level on the same date a year earlier.
Across the readings we hold for Rifle Gap Reservoir — 1825 data points between October 14, 2021 and October 12, 2026 — the level has ranged from a low of 4.3% (September 13, 2026) to a high of 104.7% (June 17, 2023). On average the reservoir is fullest around May and at its lowest around October.
It is operated by BOR primarily for multiple purposes. It lies within the Colorado basin at 39.628°N, 107.760°W.
Key facts
- Current fill level
- 7.1%
- Water stored
- 1 hm³
- Total capacity
- 15 hm³
- 7-day change
- ▲ 0.4 pts
- Year-on-year
- ▼ 2.3 pts
- Primary use
- Multipurpose
- River basin
- Colorado
- Operator
- BOR
- Coordinates
- 39.628°N, 107.760°W
- Last updated
- October 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Oct 2026 | 7.1% | 1 |
| 11 Oct 2026 | 7.1% | 1 |
| 10 Oct 2026 | 7.1% | 1 |
| 9 Oct 2026 | 7.1% | 1 |
| 8 Oct 2026 | 7.0% | 1 |
| 7 Oct 2026 | 6.9% | 1 |
| 6 Oct 2026 | 6.9% | 1 |
| 5 Oct 2026 | 6.7% | 1 |
| 4 Oct 2026 | 6.7% | 1 |
| 3 Oct 2026 | 6.5% | 1 |
| 2 Oct 2026 | 6.5% | 1 |
| 1 Oct 2026 | 6.3% | 1 |