Colorado Water Science Center
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PROJECT IndexNational Trends Network (NTN) for Monitoring Atmospheric Deposition
PROJECTSIndex to Projects USGS IN YOUR STATEUSGS Water Science Centers are located in each state.
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National Trends Network (NTN) for Monitoring Atmospheric Deposition Study Area: Statewide BACKGROUND:National and statewide trends in the quantity and quality of precipitation and its impact on streams. OBJECTIVES:To monitor precipitation volume and chemistry as part of the National Trends Network (NTN). To relate precipitation chemistry and volume to concurrent discharge and stream chemistry. Maintain and operate monitoring station(s) which are part of a nationwide network established to provide concentrations, loads, and time trends of chemical constituents in precipitation and stream water. |