Revision History for OFR 2018-1125

 
Hydrologic Characteristics and Water Quality of Headwater Streams and Wetlands at the Allegheny Portage Railroad National Historic Site, Summit Area, Blair and 
Cambria Counties, Pennsylvania, 2014–16

By Charles A. Cravotta III, Daniel G. Galeone, and Kathy A. Penrod
 
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Report originally published in October 2018
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Revised and reposted online December 17, 2018 (version 1.1)

Figure 1 on page 3 has been revised to include an inset map showing location of the study area. An entry for the figure's explanation has been changed from 
"Location of acid-mine drainage (AMD) discharge facility" to "Location of acid-mine drainage (AMD)"

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