Reservoir Volumes and Storage for Drought Monitoring as of May 2014

Reservoir Volumes and Storage for Drought Monitoring as of December 2014

Water System Reservoir Percent Full* Days of Storage**

City of Frostburg

Piney **** ****
City of Cumberland Lake Gordon 100% 311
Lake Koon 66%

City of Baltimore

Liberty 100% 385
Loch Raven 100%
Prettyboy 100%
Total 100%

WSSC

Triadelphia Reservoir 82% 155
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 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.

****Storage is not available as of 2015-01-15. Frostburg had 621 days of stroage at the end of November.

Related Topics

Drought Home
Drought Coordinators

For More Information

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

​