The objective of the West Virginia Water Quality Impact Portal [WVWQIP] is to provide information about past and current water quality in the 14 counties where most of the active Marcellus Shale gas development has taken place. Within the WVWQIP you will find:   • Water quality data for over 1.3 million samples from 4,953 unique     sampling locations aggregated from local, state, and federal organizations   • Map viewer that allows for quick visualization of monthly mean water     quality trends   • Graphs to visualize temporal water quality trends