This is a repost from my original Scientific blog, Environmental Geochemistry Issues Semi-Monthly.
Geogenic Hexavalent Chromium in California Groundwater
Also…
California’s Plan to Store Water Underground Could Risk Contamination (Amanda HEIDT, KQED Science; September 19, 2018)
Hexavalent Chromium Sources and Distribution in California Groundwater (HAUSLADEN et al., 2018)
https://pubs.acs.org/doi/10.1021/acs.est.7b06627
N. B.: Abstract only!
Additional Research Articles:
Oxidation of Cr(III)-Fe(III) Mixed Phase Hydroxides by Chlorine: Implications on the Control of Hexavalent Chromium in Drinking Water (CHEBEIR and LIU, 2018)
https://pubs.acs.org/doi/pdf/10.1021/acs.est.7b06013https://pubs.acs.org/doi/pdf/10.1021/acs.est.7b06013
Natural and Man-Made Hexavalent Chromium, Cr(VI), in Groundwater near a Mapped Plume, Hinckley, California – Study Progress as of May 2017, and Summative Scale Approach to Estimate Background Cr(VI) Concentrations (IZBICKI and GROOVER, 2018)
https://pubs.usgs.gov/of/2018/1045/ofr20181045.pdf