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  • March 16, 2018 - There has been a recent change to the "Subscribe for system changes" function and it is unavailable.

    Please send an email to gs-w_support_nwisweb@usgs.gov if you would like us to add you manually until we have addressed the problem.

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Parameter codes = 00095, 00010, 00300, 00400
Hydrologic unit = 18090203