Reservoir Volumes and Storage for Drought Monitoring as of October 31, 2017
			    
	
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Storage in selected Maryland reservoirs for the end of October, 2017 
 
| Water System | Reservoir | Percent Full* | Days of Storage** | 
| City of Frostburg | Piney | **** | **** | 
|  |  |  |  | 
| City of Cumberland | Lake Gordon | 100% | 364 | 
| Lake Koon | 83% | 
|  |  |  |  | 
| City of Baltimore
 | Liberty | 88% | 342 | 
| Loch Raven | 95% | 
| Prettyboy | 100% | 
| Total | 93% | 
|  |  |  |  | 
| WSSC | Triadelphia Reservoir***** | 32% | 70***** | 
| 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.
**** Data is not available as of 2017-10-07 at 10:30 AM
*****Triadelphia has been drawn down for a two-year project to rehabilitate Brighton Dam.
 
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