TY - RPRT TI - Water Resources Data for Colorado, 1965; Part 2. Water Quality Records AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1966 DO - 10.3133/wdrco652 UR - https://pubs.usgs.gov/publication/wdrCO652 ID - wdrCO652 ER -