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Please use appropriate significant digits when reporting numbers. Many authors, including you, report discharge, concentrations, percentages (,e.g. line 242), r2 (e.g. lines 243 & 244), fluxes, rainfall, area, volumes, and etcetera to more digits than can be supported by the precision of the measured or modeled result. For most cases, numbers should be only reported to less than 2 significant digits, which would be associated with a precision of 1%. The evaluation of long-term method precision for analytical determinations of water samples indicates that the precision is typically less than 15% but generally no better than 5% for any analyte (1 or 2 significant digits) and likewise for discharge data (the best reported measurement precision for USGS discharge is 5%). Please correct these throughout the manuscript including Table II (e.g. EC with 5 sign. digits and several others to 3) ¨C ask yourself if you can justify precision to the level that you report it.

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