Reservoir Volumes and Storage for Drought Monitoring as of November 30, 2020
			    
	
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Storage in selected Maryland reservoirs for the end of  November 2020 
 
| Water System | Reservoir | Percent Full* | Days of Storage** | 
| City of Frostburg | Piney | 99% 
 | 621 
 | 
| 
 | 
 | 
 | 
 | 
| City of Cumberland | Lake Gordon | 100% 
 | 350 
 | 
| Lake Koon | 80% 
 | 
|  |  |  |  | 
| City of Baltimore
 | Liberty | 93% | 341 
 | 
| 330Loch Raven | 100% | 
| Prettyboy | 100% | 
| Total | 97% | 
|  |  |  |  | 
| WSSC | Triadelphia Reservoir | 77% | 160 
 | 
| 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 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 12/08/2020
 
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