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Cook Inlet Basin Study Unit – Precipitation
nawqa_precip is a line and polygon coverage of the precipitation values in the Cook Inlet Basin National Water-Quality Assessment (NAWQA) study area in southcentral Alaska. This... -
Cook Inlet Basin Study Unit – Streams and Rivers
nawqa_strm is a line coverage of the streams and rivers in the Cook Inlet Basin National Water-Quality Asessment (NAWQA) study unit. The purpose of this coverage is (1) to... -
Cook Inlet Basin Study Unit – Roads
nawqa_roads is a line coverage of the roads in the Cook Inlet Basin National Water-Quality Assessment (NAWQA) study unit. A statewide coverage of the road system was obtained...