OF-81-07 Colorado Energy Activity Profile Download Publication Details Profile pages are provided for the following types of operations: coal, oil shale, uranium, geothermal, oil, gas, slurry pipelines, electric power generation, and miscellaneous. Included are index pages for each of these types of operations, which provide the mine name and corresponding index number. Each profile contains 17 categories of information, not all of which may be applicable or completed. 270 pages. Digital PDF download. OF-81-07D Citations Ladwig, L. R. “OF-81-07 Colorado Energy Activity Profile.” Energy Resources. Open File Report. Denver. CO: Colorado Geological Survey, Department of Natural Resources, 1981. https://doi.org/10.58783/cgs.of8107.spkc9567. CGS Publications. https://coloradogeologicalsurvey.org/publications/energy-activity-profile-colorado/.