TY - RPRT TI - Statistical summary of daily values data and trend analysis of dissolved-solids data at National Stream Quality Accounting Network (NASQAN) stations AU - F.C. Wells AU - T. L. Schertz PY - 1983 DO - 10.3133/wri834172 UR - https://pubs.usgs.gov/publication/wri834172 ID - wri834172 ER -