In 1863, the Baltimore City Council approved a $300,000 loan to construct a billion gallon capacity reservoir in the newly established Druid Hill Park. Though the new city waterworks project from Lake Roland to the Mount Royal Reservoir on the Jones…

Only long-time residents of Baltimore can remember the Hampden Reservoir, buried since 1960 under debris from the construction of the Jones Falls Expressway and used as Roosevelt Park. The Hampden Reservoir was completed in 1861 three years after…