Reservoir Volumes and Storage for Drought Monitoring as of December 31, 2016

Storage in selected Maryland reservoirs for the end of December, 2016

Water System Reservoir Percent Full* Days of Storage**

City of Frostburg

Piney 99% 622
City of Cumberland Lake Gordon 100% 301
Lake Koon 74%

City of Baltimore

Liberty 86% 304
Loch Raven 98%
Prettyboy 85%
Total 89%

WSSC

Triadelphia Reservoir 53% 107
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.

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For More Information

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