Reservoir · Colorado · United States · USACE CWMS
Chatfield Dam & Reservoir
84.2% full
Capacity
44.95 hm³
Volume stored
38 hm³
Coordinates
39.559°N, 105.062°W
Last updated
2026-08-06
Current fill
84.2%vs 7 days ago
-0.6%losing
vs 1 year ago
N/A7-day trend
→stable
Data source: USACE CWMS — US Army Corps of Engineers — daily reservoir storage volume. Design capacity is unavailable for this site, so fill % is estimated against the 5-year maximum storage and may overstate fullness. Last reading: 2026-08-06.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.559, -105.062 · Open in Google Maps
About Chatfield Dam & Reservoir
As of August 6, 2026, Chatfield Dam & Reservoir is filled to 84.2% of its total capacity, holding roughly 38 hm³ of water out of a maximum 45 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.6 pts).
Across the readings we hold for Chatfield Dam & Reservoir — 328 data points between August 7, 2021 and August 6, 2026 — the level has ranged from a low of 66.1% (August 13, 2021) to a high of 100.0% (April 8, 2026). On average the reservoir is fullest around April and at its lowest around August.
It is operated by USACE primarily for multiple purposes. It lies within the Colorado basin at 39.559°N, 105.062°W.
Key facts
- Current fill level
- 84.2%
- Water stored
- 38 hm³
- Total capacity
- 45 hm³
- 7-day change
- ▼ 0.6 pts
- Primary use
- Multipurpose
- River basin
- Colorado
- Operator
- USACE
- Coordinates
- 39.559°N, 105.062°W
- Last updated
- August 6, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 6 Aug 2026 | 84.2% | 38 |
| 5 Aug 2026 | 84.2% | 38 |
| 4 Aug 2026 | 84.3% | 38 |
| 3 Aug 2026 | 84.5% | 38 |
| 2 Aug 2026 | 84.6% | 38 |
| 1 Aug 2026 | 84.8% | 38 |
| 31 Jul 2026 | 84.9% | 38 |
| 30 Jul 2026 | 84.8% | 38 |
| 29 Jul 2026 | 84.8% | 38 |
| 28 Jul 2026 | 84.8% | 38 |
| 27 Jul 2026 | 84.9% | 38 |
| 26 Jul 2026 | 85.0% | 38 |
Frequently asked questions
What is the current water level of Chatfield Dam & Reservoir?
As of August 6, 2026, Chatfield Dam & Reservoir is at 84.2% of its capacity, holding approximately 38 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Chatfield Dam & Reservoir reservoir full?
No. As of August 6, 2026, Chatfield Dam & Reservoir is high at 84.2% of its capacity, so it is not full.
Is the water level at Chatfield Dam & Reservoir rising or falling?
The level at Chatfield Dam & Reservoir has been broadly stable over the latest week on record (-0.6 points).
How much water can Chatfield Dam & Reservoir hold?
Chatfield Dam & Reservoir has a total capacity of 45 hm³.
Where is Chatfield Dam & Reservoir reservoir located?
Chatfield Dam & Reservoir is located in Colorado, United States, within the Colorado basin (coordinates 39.559°N, 105.062°W).
What is Chatfield Dam & Reservoir used for?
Chatfield Dam & Reservoir is used primarily for multiple purposes, and is managed by USACE.