Reservoir · Colorado · United States · BOR RISE
Mcphee Reservoir
Mcphee Reservoir and Dam
52.2% full
Capacity
469.96 hm³
Volume stored
246 hm³
Vs month average
95% of normal
Coordinates
37.540°N, 108.542°W
Last updated
2026-10-26
Current fill
52.2%vs 7 days ago
+6.3 ppgaining
vs 1 year ago
+4.3 ppyear-over-year
7-day trend
↑rising
Drought context
Storage vs October average
95%of normal
52.2% full on 2026-10-26, against an average of 55.1% for October across 6 years of readings (-2.9 points).
Drought Monitor at this site · 20 October 2026
D1moderate drought
The ground at Mcphee Reservoir's coordinates falls inside the D1 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: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.540°N, 108.542°W · Open in Google Maps
About Mcphee Reservoir
As of October 26, 2026, Mcphee Reservoir is filled to 52.2% of its total capacity, holding 245.52 hm³ of water out of a maximum 469.96 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has risen by 6.3 percentage points, and it is 4.3 points above its level on the same date a year earlier.
Across the readings we hold for Mcphee Reservoir — 1824 data points between October 29, 2021 and October 26, 2026 — the level has ranged from a low of 42.0% (August 30, 2026) to a high of 100.1% (June 17, 2023). On average the reservoir is fullest around June and at its lowest around November.
It is operated by BOR primarily for multiple purposes. It is at 37.540°N, 108.542°W.
Key facts
- Current fill level
- 52.2% of total capacity
- Water stored
- 245.52 hm³
- Total capacity
- 469.96 hm³
- 7-day change
- ▲ 6.3 pp
- Year-on-year
- ▲ 4.3 pp
- Primary use
- Multipurpose
- Operator
- BOR
- Coordinates
- 37.540°N, 108.542°W
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 52.2% | 245.52 |
| 25 Oct 2026 | 51.7% | 242.79 |
| 24 Oct 2026 | 50.8% | 238.91 |
| 23 Oct 2026 | 49.9% | 234.29 |
| 22 Oct 2026 | 47.9% | 225.07 |
| 21 Oct 2026 | 46.3% | 217.61 |
| 20 Oct 2026 | 46.0% | 216.41 |
| 19 Oct 2026 | 45.9% | 215.74 |
| 18 Oct 2026 | 45.8% | 215.04 |
| 17 Oct 2026 | 45.6% | 214.28 |
| 16 Oct 2026 | 45.4% | 213.46 |
| 15 Oct 2026 | 45.2% | 212.5 |