Reservoir · New York · United States · USACE CWMS
Mount Morris Dam
0.0% full
Capacity
75.58 hm³
Volume stored
0 hm³
Vs month average
0% of normal
Coordinates
42.733°N, 77.907°W
Last updated
2026-10-13
Current fill
0.0%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
Drought context
Storage vs October average
0%of normal
0.0% full on 2026-10-13, against an average of 11.9% for October across 3 years of readings (-11.9 points).
Drought Monitor at this site · 6 October 2026
D0abnormally dry
The ground at Mount Morris Dam's coordinates falls inside the D0 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. New York 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: 2026-10-13.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 42.733, -77.907 · Open in Google Maps
About Mount Morris Dam
As of October 13, 2026, Mount Morris Dam is filled to 0.0% of its total capacity, holding roughly 0 hm³ of water out of a maximum 76 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Mount Morris Dam — 180 data points between October 14, 2021 and October 13, 2026 — the level has ranged from a low of 0.0% (October 14, 2021) to a high of 100.0% (November 1, 2021). On average the reservoir is fullest around November and at its lowest around July.
It is operated by USACE primarily for multiple purposes. It lies within the New York basin at 42.733°N, 77.907°W.
Key facts
- Current fill level
- 0.0%
- Water stored
- 0 hm³
- Total capacity
- 76 hm³
- 7-day change
- No change
- Primary use
- Multipurpose
- River basin
- New York
- Operator
- USACE
- Coordinates
- 42.733°N, 77.907°W
- Last updated
- October 13, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 13 Oct 2026 | 0.0% | 0 |
| 12 Oct 2026 | 0.0% | 0 |
| 11 Oct 2026 | 0.0% | 0 |
| 10 Oct 2026 | 0.0% | 0 |
| 6 Oct 2026 | 0.0% | 0 |
| 5 Oct 2026 | 0.0% | 0 |
| 4 Oct 2026 | 0.0% | 0 |
| 3 Oct 2026 | 0.0% | 0 |
| 2 Oct 2026 | 0.0% | 0 |
| 1 Oct 2026 | 0.0% | 0 |
| 30 Sep 2026 | 0.0% | 0 |
| 22 Sep 2026 | 0.0% | 0 |