Reservoir Volumes and Storage for Drought Monitoring as of September 30, 2020

​​Storage in selected Maryland reservoirs for the end of  September 2020

 
Water System Reservoir Percent Full* Days of Storage**
City of Frostburg
Piney ****
****




City of Cumberland Lake Gordon ****
****
Lake Koon ****
City of Baltimore
Liberty 95% 367
330Loch Raven 97%
Prettyboy 98%
Total 96%
WSSC
Triadelphia Reservoir 81% 179
Rocky Gorge/Duckett
Seneca Creek Reserve 100% 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 number of days available to meet the system's demand.

*** Percent full for Jennings-Randolph Reservoir is based on the allotted quanity of water in reservoir used to supplement Potomac River flow for drinking water purposes.

****Data was not available as of 10/07/2020
 

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