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Investigations of the Groundwater System and Simulation of Regional Groundwater 
Flow for North Penn Area 7 Superfund Site, Montgomery County, Pennsylvania

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Revision History for SIR 2013-5045

Lisa A. Senior and Daniel J. Goode

Investigations of the Groundwater System and Simulation of Regional Groundwater 
Flow for North Penn Area 7 Superfund Site, Montgomery County, Pennsylvania
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Posted online April 30, 2013

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Revised and reposted November 22, 2013

Figures 50a and 50b on pages 83 and 84, respectively, have been revised to correct 
concentration values (colors) for the "Open hole" category.

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Revised and reposted April 30, 2015


Table 5 on pages 53 and 54 has been revised to correct various problems.


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