Reservoir · New York · United States · USGS NWIS
Ashokan Reservoir
93.8% full
Capacity
468.63 hm³
Volume stored
440 hm³
Coordinates
41.965°N, 74.135°W
Last updated
2026-08-04
Current fill
93.8%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
Data source: USGS National Water Information System (NWIS) — 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: 2026-08-04.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 41.965, -74.135 · Open in Google Maps
About Ashokan Reservoir
As of August 4, 2026, Ashokan Reservoir is filled to 93.8% of its total capacity, holding roughly 440 hm³ of water out of a maximum 469 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Ashokan Reservoir — 1 data points between August 4, 2026 and August 4, 2026 — the level has ranged from a low of 93.8% (August 4, 2026) to a high of 93.8% (August 4, 2026).
It is operated by NYCDEP primarily for water supply. It lies within the New York basin at 41.965°N, 74.135°W.
Key facts
- Current fill level
- 93.8%
- Water stored
- 440 hm³
- Total capacity
- 469 hm³
- 7-day change
- No change
- Primary use
- Water supply
- River basin
- New York
- Operator
- NYCDEP
- Coordinates
- 41.965°N, 74.135°W
- Last updated
- August 4, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 4 Aug 2026 | 93.8% | 440 |
Frequently asked questions
What is the current water level of Ashokan Reservoir?
As of August 4, 2026, Ashokan Reservoir is at 93.8% of its capacity, holding approximately 440 hm³ of water, according to NYC DEP (Bureau of Water Supply) data.
Is Ashokan Reservoir reservoir full?
No. As of August 4, 2026, Ashokan Reservoir is high at 93.8% of its capacity, so it is not full.
Is the water level at Ashokan Reservoir rising or falling?
The level at Ashokan Reservoir has been broadly stable over the latest week on record (0.0 points).
How much water can Ashokan Reservoir hold?
Ashokan Reservoir has a total capacity of 469 hm³.
Where is Ashokan Reservoir reservoir located?
Ashokan Reservoir is located in New York, United States, within the New York basin (coordinates 41.965°N, 74.135°W).
What is Ashokan Reservoir used for?
Ashokan Reservoir is used primarily for water supply, and is managed by NYCDEP.