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Nutrients National Synthesis

Quality of nutrient data from streams and ground water sampled during water years 1992-2001

QC Report

Quality of Nutrient Data from Streams and Ground Water Sampled During Water Years 1992-2001:
U.S. Geological Survey Scientific Investigations Report 2005-5106
by David K. Mueller and Cindy J. Titus

QC data

Nutrient data for quality-control samples: Excel file (2 mb)

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