link to usgs home page
image of site map contains part one of image map with links to all of the pages in this web site
image of site map contains part two of image map to links in this web site  
image of site map contains part three of image map with links to pages in this web site  


http://geology.wr.usgs.gov/wreg/env/site_map.html
Contact: Margaret A. Keller (mkeller@usgs.gov)
Western Region Energy Group–Environmental Studies
Modified: July 31, 2002

USGS Home | Biology | Geology | Mapping | Water | Energy Program | Western Region

Ask-a-Geologist | Search USGS | USGS Privacy Statement | Disclaimer

link to firstgov web site
link to image showing trace element abundances in the moreno formation link to chart showing concentration of organic carbon in the moreno formation link to readings and references page link to location map of the moreno formation and oil wells cheney ranch 1 and magnet fearon 2 link to stratigraphic column showing relationship of moreno formation and adjacent units link to image of block diagram showing relationship of outcrop and subcrop occurrences of selenium-rich rocks in the san joaquin valley link to map showing average precipitation in the united states, highlighting the semi-arid and arid conditions of the west link to gamma-ray logs page link to moreno formation studies page link to related studies page link to frequently asked questions about selenium link to selenium links page link to gamma-ray well log and uranium and selenium content for the monterey formation link to chart showing relationship of organic carbon and selenium content link to world shale average trace element concentration chart link to monterey stratigraphic column link to location map showing selenium study areas link to location map page link to selenium cycle page link to birds image page link to depositional model for selenium enrichment page link to page on monterey formation studies link to issues and research page link to contents page link to hazardous trace elements in petroleum source rocks home page link to selenium links page link to selenium frequently asked questions page link to image of monterey stratigraphic column link to image of world shale averages for trace element concentration compared to the monterey formation link to image showing relationship of selenium with organic carbon content in the monterey formation link to image of the bixby 1 well showing the gamma-ray log and concentrations of uranium and selenium link to related studies page link to moreno formation pilot study link to gamma-ray log and relation to selenium and uranium content page link to further readings and references page link to image of block diagram showing relation of subsurface occurrences of selenium-bearing strata and outcrops link to image of map showing average precipitation in the contiguous 48 united states, highlights arid and semi-arid conditions of the west link to image of map showing location of moreno formation outcrops and cheney ranch 1 and magnet fearon 2 wells link to image showing moreno formation stratigraphic column link to image showing the elemental composition of the moreno formation link to image showing relationship of selenium and organic carbon in the moreno formation