Potomac River flows at Point of Rocks and Little Falls have risen due to the recent storms in the eastern portion of the basin. The National Weather Service's Middle Atlantic River Forecast Center reports 1/2 inch to 3/4 inches of rain in a few locations in the eastern part of the basin over the past 24 hours, and predicts accumulations of between 1/4 and 1/2 inches in the watersheds of the North and South Branches of the Potomac over the next 48 hours.
Daily Flows:
Little Falls gage flow 08/13: 1730 MGD (2670 cfs)
Little Falls gage flow 08/14: 2050 MGD (est., based on recently
available real time data) (3170 cfs)
Note: Gage flow at Little Falls is measured after water
supply withdrawals.
Point of Rocks flow 08/13: 1180 MGD (1830 cfs)
Point of Rocks flow 08/14: 1160 MGD (est., based on recently
available real time data) (1800 cfs)
Net Potomac Production (08/13/10):
FW Corbalis raw water withdrawal (Potomac): 99 MGD
WSSC Potomac Production: 126 MGD
Aqueduct withdrawal: 166 MGD
Total Potomac demand: 391 MGD