The Middle Atlantic River Forecast Center's 24-hour accumulated precipitation map is showing that scattered areas in the basin received 0 to 1.2 inches of rain yesterday. The 3-day forecast show an accumulation between 0.1 and 0.5 is possible, with the higher amounts likely to the central area of the basin. National Weather Service ensemble river forecast for the next four days calls for rising flows at Point of Rocks.
Daily Flows:
Little Falls gage flow 09/03: 840 MGD (1300 cfs)
Little Falls gage flow 09/04: 910 MGD (est., based on recently available real time data) (1410 cfs)
Note: Gage flow at Little Falls is measured after water supply withdrawals.
Point of Rocks flow 09/03: 1040 MGD (1610 cfs)
Point of Rocks flow 09/04: 1030 MGD (est., based on recently available real time data) (1600 cfs)
Net Potomac Production (09/03/15):
FW Corbalis raw water withdrawal (Potomac): 128 MGD
WSSC Potomac Production: 129 MGD
Aqueduct withdrawal: 176 MGD
Total Potomac demand: 433 MGD