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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Allegheny River at Port Allegany: 03007800

Available Options
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Mean-Annual Recharge Estimates for Period of Record, in inches
From Recession Curve Displacement (RORA) Method
20.3
From Hydrograph Separation of Baseflow (PART) Method
16.3
Basin Characteristics
Drainage Area (square miles)
248
Period of Record Used for Estimating Recharge (calendar year)
1975-2001
Land Cover (show map) (Forest/Agriculture/Developed/Other) as % of Area
87.5/11/1.4/0
Rock Types (show map) (Sandstone and Shale/Carbonate/Crystalline/Unconsolidated Sediments) as % of Area
100/0/0/0

Graphs

MEAN-MONTHLY RECHARGE FROM RORA METHOD AS PERCENT OF ANNUAL RECHARGE
ANNUAL RECHARGE ESTIMATES

 

 

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Page Last Modified: Thursday, 10-Feb-2011 22:03:01 EST

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