--- tags: geol 420 website page --- # Documents ## Well and Borehole Logs - [Chorro Creek Exploratory Boreholes Report - Chealth Harris Geologists](https://cpslo-my.sharepoint.com/:b:/g/personal/jjasbins_calpoly_edu/EShGM9f_lBlDpEyfZc0PeLIBhEUfeaLc8lMOq5fllLqeDA?e=sNtGVE) ## US Geological Survey - [Groundwater, Surface-Water, and Water-Chemistry Data, Black Mesa Area, Northeastern Arizona—2018–2019](https://pubs.usgs.gov/of/2022/1086/ofr20221086.pdf) - ==USGS Open-File Report 2022–1086:== Detailed discussion of the regional stratigraphy, good for thinking about how larger-scale geophysical surveys could complement this geologic information about groundwater.