Office of the Delaware River Master
Thermal Release Request
NYSDEC is requesting a release from the 2017 FFMP Thermal Mitigation Bank due to the forecast of warm conditions. Tomorrow’s forecast is a high of 94 and sunny for Binghamton and Hancock. The daily high water temperature at Lordville, NY is projected to approach or exceed 75 degrees with the current conservation release from Cannonsville Reservoir.
NYSDEC requests an increased release from Cannonsville Reservoir in the form of a 10 hour +300 cfs pulse above the current Table 4G Level L2 release of 500 cfs.
Cannonsville Reservoir Requested Ramping Schedule
July 28
| Time | Beginning Flow (cfs) |
Ending Flow (cfs) |
Loss/Gain (cfs) |
|---|---|---|---|
| 8:00 PM | 500 | 600 | +100 |
| 9:00 PM | 600 | 700 | +100 |
| 10:00 PM | 700 | 800 | +100 |
| The pulse is requested to begin with three +100 cfs increases at 8:00PM, 9:00 PM and 10:00 PM on Monday, July 28, 2025. A release of 800 cfs should be maintained from 10:00 PM until 8:00 AM. | |||
July 29
| Time | Beginning Flow (cfs) |
Ending Flow (cfs) |
Loss/Gain (cfs) |
|---|---|---|---|
| 8:00 AM | 800 | 700 | -100 |
| 9:00 AM | 700 | 600 | -100 |
| 10:00 AM | 600 | 500 | -100 |
| The pulse should be gradually ended with three steps down of -100 cfs each at 8:00 AM, 9:00 AM, and 10:00 AM on Tuesday, July 29, 2025. | |||
Requested By:
Brenan Tarrier
Professional Engineer 1, Division of Water
New York State Department of Environmental Conservation