State · United States · USGS · BOR · USACE · CDEC
New York
83.9% average fill
Measured
8
Volume stored
1,835 hm³
Measured capacity
2,188 hm³
Critical
1
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Reservoirs
Sorted by capacityPepacton Reservoir
Updated 2026-09-16
Ashokan Reservoir
Updated 2026-09-16
Cannonsville Reservoir
Updated 2026-09-16
Croton System
Updated 2026-09-16
Rondout Reservoir
Updated 2026-09-16
Neversink Reservoir
Updated 2026-09-16
Mount Morris Dam
criticalUpdated 2026-09-17
Schoharie Reservoir
Updated 2026-09-16
Storage from official US gauges (USGS, USACE, Bureau of Reclamation, CDEC). Fill % uses design capacity from the National Inventory of Dams where available; a few sites without a match fall back to the 5-year maximum.
About reservoirs in New York
As of September 17, 2026, the reservoirs we track across New York that report live levels hold roughly 1,835 hm³ of water — about 83.9% of their combined capacity. Taken together, New York's reservoirs are high.
Across the region, 1 reservoir is at critically low levels. Croton System is the fullest at 100.6%, while Mount Morris Dam is the lowest at 0.0%.
Storage figures for New York come from USGS · USACE · BOR · CDEC; the most recent reading is from September 17, 2026. Each reservoir below links to its own page with full history and seasonal context.
New York at a glance
- Reservoirs tracked
- 8
- Average fill
- 83.9%
- Water stored
- 1,835 hm³
- Combined capacity
- 2,188 hm³
- At critically low levels
- 1
- Fullest
- Croton System (100.6%)
- Lowest
- Mount Morris Dam (0.0%)
- Last updated
- September 17, 2026