Daily Potomac flow and demand update (Monday 2021-08-09)

Submitted by admin1 on Mon, 08/09/2021 - 09:00

Flows continued to fall over the weekend. Yesterday there were scattered amounts of precipitation in the North Branch of the Potomac basin. In the next 3 days, the basin may receive between a tenth of an inch to one inch of precipitation depending on location.Thank you for participating in weekend data submissions.

Daily flows:
Little Falls gage flow 2021-08-08: 1267 MGD (1960 cfs)
Little Falls gage flow 2021-08-09: 1209 MGD (est., based on recently available real time data) (1870 cfs)
Note: Gage flow at Little Falls is measured after water supply withdrawals.
Point of Rocks flow 2021-08-08: 995 MGD (1540 cfs)
Point of Rocks flow 2021-08-09: 957 MGD (est., based on recently available real time data) (1480 cfs)

Yesterday's Washington metropolitan area Potomac River withdrawals and discharges (2021-08-08):
Fairfax Water Corbalis withdrawal (Potomac): 115 MGD
WSSC Water Potomac withdrawal: 118 MGD
Washington Aqueduct withdrawal: 137 MGD
Loudoun Water withdrawal: 11 MGD
Loudoun Water Broad Run discharge: 5 MGD
Total Potomac withdrawal: 381 MGD
Total net Potomac withdrawal: 376 MGD

Loudoun Water drought operations protocol river flow values (based on yesterday's flows):
QPR: 1540 cfs
QPR, obs: 1540 cfs
QPR, WS: 0 cfs

Tags
AM Report
Daily Monitoring