Geologic structure, hydrology, and water quality of the Denver aquifer in the Denver Basin, Colorado
By: by S.G. Robson and John C. Romero.
Contributors: Romero, John C.; Geological Survey (U.S.); Colorado. Office of the State Engineer.
Series: Hydrologic investigations atlas -- HA-646.
Publisher: U.S. Geological Survey
Place of publication: Reston, Va
Format: Map
Number of pages: 10
Subjects: Groundwater -- Denver Basin -- Maps.; Geology -- Denver Basin -- Maps.; Aquifers -- Denver Basin -- Maps.; Water quality -- Denver Basin -- Maps.
Genres: Maps.
Other titles: Denver aquifer in the Denver Basin, Colorado.
Notes: Text on all three sheets; geologic sections on sheet 1; graphs and diagram on sheet 3.

Prepared in cooperation with the Colorado Department of National Resources, Division of Water Resources, Office of the State Engineer, and other agencies and counties.

"References cited."
Table of contents: title: Fig.1. Index map showing location of Denver Basin, study area, and generalized geologic sections; title: Fig.2. Generalized geologic section through the Denver Basin; title: Fig.3. Map showing elevation and configuration of the base of the aquifer; title: Fig.4. Map showing depth to the base of the aquifer; title: Fig.5. Map showing elevation and configuration of the top of the Denver aquifer and location of alluvial aquifers in the partially saturated zone; title: Fig.6. map showing total thickness of sandstone and siltstone in the aquifer; title: Fig.7. Diagram of ground-water movement; title: Fig.8. Map showing elevation of potentiometric surface in the aquifer, 1978; title: Fig.9. Map showing elevation of potentiometric surface in the aquifer, 1958; title: Fig.10. Map showing water-level changes in the aquifer between 1958 and 1978; title: Fig.11. Map showing dissolved-solids concentrations of water in the aquifer; title: Fig.12. Map showing dissolved-sulfate concentrations of water in the aquifer; title: Fig.13. Map showing hardness of water in the aquifer; title: Fig.14. Graphs showing water-quality relations; title: Fig.15 Diagram showing computed quantities.