Yesterday, trace amounts of precipitation were seen in isolated spots in the basin. The 2-day forecast predicts 0.5 to 1.0 inch of precipitation over the entire basin. The 5-day forecast indicates a chance of 0.5 to 2.0 inches of precipitation may occur over the next couple of days.
Point of Rocks flow has well exceeded the low flow monitoring threshold for several days now. While flows are beginning to drop some, we believe that they may remain high for a little longer. Therefore, daily monitoring is discontinued, but may be re-initiated at any time.
Daily Flows:
Little Falls gage flow 08/16: 1710 MGD (2640 cfs)
Little Falls gage flow 08/17: 1490 MGD (est., based on recently available real time data) (2300 cfs)
Note: Gage flow at Little Falls is measured after water supply withdrawals.
Point of Rocks flow 08/16: 1430 MGD (2210 cfs)
Point of Rocks flow 08/17: 1430 MGD (est., based on recently available real time data) (2210 cfs)
Net Potomac Production (08/16/11):
FW Corbalis raw water withdrawal (Potomac): 99 MGD
WSSC Potomac Production: 115 MGD
Aqueduct withdrawal: 180 MGD
Total Potomac demand: 394 MGD