Reservoirs-2017-09-30

Reservoir Volumes and Storage for Drought Monitoring as of September 30, 2017

​​Storage in selected Maryland reservoirs for the end of August, 2017​

 
Water System Reservoir Percent Full* Days of Storage**
City of Frostburg
Piney 99% 585
City of Cumberland Lake Gordon 100% 397
Lake Koon 93%
City of Baltimore
Liberty 93% 344
Loch Raven 97%
Prettyboy 97%
Total 95%
WSSC
Triadelphia Reservoir***** 43% 94*****
Rocky Gorge/Duckett
Seneca Creek Reserve 99% NA
All Potomac River Plants Jennings-Randolph Reserve*** 100% NA
 
​* Percent Full is the ratio of current volume to the maximum usable volume in each reservoir at the end of the month. 

** Days of Storage is the amount of days it would take to use current volume of reservoir (w/o recharge) based on average raw water withdrawals from similar time frame from previous two years.

*** Percent full for Jennings-Randolph Reservoir is based on alloted amount of water in reservoir used to supplement Potomac River flow for drinking water purposes.
**** Data is not available as of 2017-09-09 at 11:50 AM

*****Triadelphia has been drawn down for a two-year project to rehabilitate Brighton Dam.

 

Related Topics

For More Information
Please contact the Water Supply Program at WATER.SUPPLY@maryland.gov​ or 410-537-3702