Reservoir · Tennessee · United States · USACE CWMS
Cheatham Dam
89.1% full
Capacity
141 hm³
Volume stored
126 hm³
Vs month average
98% of normal
Coordinates
36.314°N, 87.216°W
Last updated
2026-10-28
Current fill
89.1%vs 7 days ago
-0.4 pplosing
vs 1 year ago
N/A7-day trend
→stable
Drought context
Storage vs October average
98%of normal
89.1% full on 2026-10-28, against an average of 90.5% for October across 2 years of readings (-1.4 points).
Drought Monitor at this site · 20 October 2026
D3extreme drought
The ground at Cheatham Dam'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. Tennessee drought figures →
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: 2026-10-28.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 36.314°N, 87.216°W · Open in Google Maps
About Cheatham Dam
As of October 28, 2026, Cheatham Dam is filled to 89.1% of its total capacity, holding 125.68 hm³ of water out of a maximum 141 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.4 pp).
Across the readings we hold for Cheatham Dam — 330 data points between October 29, 2021 and October 28, 2026 — the level has ranged from a low of 80.3% (February 5, 2022) to a high of 100.0% (April 2, 2022). On average the reservoir is fullest around June and at its lowest around February.
It is operated by USACE primarily for multiple purposes. It is at 36.314°N, 87.216°W.
Key facts
- Current fill level
- 89.1% of total capacity
- Water stored
- 125.68 hm³
- Total capacity
- 141 hm³
- 7-day change
- ▼ 0.4 pp
- Primary use
- Multipurpose
- Operator
- USACE
- Coordinates
- 36.314°N, 87.216°W
- Last updated
- October 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Oct 2026 | 89.1% | 125.68 |
| 27 Oct 2026 | 91.1% | 128.39 |
| 26 Oct 2026 | 92.7% | 130.64 |
| 25 Oct 2026 | 93.7% | 132.13 |
| 24 Oct 2026 | 94.7% | 133.58 |
| 23 Oct 2026 | 94.5% | 133.19 |
| 22 Oct 2026 | 94.7% | 133.49 |
| 21 Oct 2026 | 89.5% | 126.22 |
| 20 Oct 2026 | 84.0% | 118.5 |
| 19 Oct 2026 | 90.9% | 128.11 |
| 18 Oct 2026 | 92.7% | 130.64 |
| 17 Oct 2026 | 92.7% | 130.64 |