Report, Band 10Johns Hopkins Press, 1918 CONTENTS.--Vol. I (1897)--Vol. II (1898)--Vol. III (1899)--Vol. IV (1902)--Vol. V (1905)--Vol. VI (1906)--Vol. VII (1908)--Vol. VIII (1909)--Vol. IX (1911)--Vol. X (1918)--Vol. XI (1922)--Vol. XII (1928)--Vol. XIII (1937)--Vol. 14 (1941) |
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Seite 411
... percentage of the ground water is not checked at the contact of the Pleistocene and Miocene but passes downward ... population , and these usually supply a good water in sufficient quantities for domestic use . Except on the top of ...
... percentage of the ground water is not checked at the contact of the Pleistocene and Miocene but passes downward ... population , and these usually supply a good water in sufficient quantities for domestic use . Except on the top of ...
Seite 420
... percentage of the population is suburban to Baltimore City and is largely served by water companies , and since in the more rural districts springs and shallow dug wells are largely utilized , the exploitation of the underground ...
... percentage of the population is suburban to Baltimore City and is largely served by water companies , and since in the more rural districts springs and shallow dug wells are largely utilized , the exploitation of the underground ...
Seite 501
... Percentage of population supplied : 100 . Remarks : Gravity to city through tunnel . Pumped to mains ; to standpipes at West Arlington and Roland Avenue , 300,000 gallons each ; to balancing and storage reservoirs , Guilford , Ashburton ...
... Percentage of population supplied : 100 . Remarks : Gravity to city through tunnel . Pumped to mains ; to standpipes at West Arlington and Roland Avenue , 300,000 gallons each ; to balancing and storage reservoirs , Guilford , Ashburton ...
Seite 506
... Percentage of population supplied : 100 . Reserve storage : 630,900,000 gallons . PUBLIC SUPPLIES OF EASTERN AND SOUTHERN MARYLAND PUBLIC SUPPLIES OF 506 LOCAL DESCRIPTION OF WATER RESOURCES.
... Percentage of population supplied : 100 . Reserve storage : 630,900,000 gallons . PUBLIC SUPPLIES OF EASTERN AND SOUTHERN MARYLAND PUBLIC SUPPLIES OF 506 LOCAL DESCRIPTION OF WATER RESOURCES.
Seite 507
... Percentage of population supplied : 75 . Perryville Ownership : Perryville Water Company . Source : Springs . Waterworks . From what distributed : Reservoir . Elevation above source , feet : Level . Average elevation above town , feet ...
... Percentage of population supplied : 75 . Perryville Ownership : Perryville Water Company . Source : Springs . Waterworks . From what distributed : Reservoir . Elevation above source , feet : Level . Average elevation above town , feet ...
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30 feet Allegany County Anne Arundel County Aquia Average elevation Baltimore beds beneath the surface Blue Ridge Calvert Capacity of reservoir carried to reservoir Cecil County Chesapeake Bay Choptank City Clark Hoshall Coastal Plain Creek Cretaceous crystalline rocks Cumberland Curtis Bay Daily consumption Delaware deposits Diameter district Downin drilled Eastern Shore Elevation above source elevation above town Eocene feet beneath feet deep feet in depth Fire hydrants flow formation Frederick gallons per minute Garrett County Geological glauconite gneiss gravel gray Hagerstown Hard head inches iron limestone lower Magothy Mary's Maryland Matawan miles Miocene Mountain Municipality Nanjemoy Patapsco Patuxent peneplain Percentage of population Piedmont Plateau Pleistocene population supplied Potomac River Prince George's County Public supply sand sandstone sandy clay shales shallow Soft southern Sparrows Point springs streams SURFACE WATERS surface yields UNDERGROUND WATERS Upper valleys Washington water horizons Waterworks western Wicomico Worcester County