U.S. Geological Survey,
Water Resources of Pennsylvania

Revision History

Publication Series and Series Number: U.S. Geological Survey Data Series 257

Publication Title: Data for a Regional Approach to the Development of an Effects-Based Nutrient Criterion for Wadable Streams

Publication Authorship: J. Kent Crawford, Connie A. Loper, Joseph R. Beaman, Anna G. Soehl, and Will S. Brown

First Version and Date of Release: Version 1.0, released May 2, 2007

Current Version and Date of Current Release: Version 1.1, released May 19, 2008


List of Changes for Revision 1.1

Pages 1, 2, and 11
     Web address in text changed from https://pubs.usgs.gov/ds257 to https://pubs.water.usgs.gov/ds257