Environmental Geochemistry Issues Semi-Monthly

Natural chromium sources threaten California groundwater, Stanford scientists find (Danielle Torrent TUCKER, Stanford News ; July 23, 2018) https://news.stanford.edu/2018/07/23/widespread-groundwater-contamination-risk-chromium/ Selected Research Publications: Cr(VI) occurrence and geochemistry in public-supply wells in California (IZBICKI et al. , 2015) https://www.waterboards.ca.gov/gama/docs/cr_vi_occ.pdf Delta Chromium 53/52 isotopic composition of native and contaminated groundwater (IZBICKI et al. , 2012) https://www.researchgate.net/profile/John_Izbicki/publication/253011745_delta53Cr_mixing_fractionation_and_exchange_in_contaminant_plumes/links/58779ec208ae8fce492fc8ca.pdf Chromium(VI) generation in vadose zone soils and alluvial sediments of the southwestern  Sacramento Valley, California:  A potential of geogenic Cr(VI) to groundwater (MILLS et al. , 2011) http://www.academia.edu/download/45877924/j.apgeochem.2011.05.02320160523-570-1j8118s....

Flint Water crisis prompts call for more federal oversight (Ellen KNICKMEYER and John FLESHER, Associated Press ; July 19, 2018) https://apnews.com/d0e8f8400c374786a458cb5674aee11d/Flint-water-crisis-prompts-call-for-more-federal-oversight Inspector:  EPA 'management weakness' prolonged Flint Crisis (Jonathan OOSTING, The Detroit News ; July 19, 2018) https://www.detroitnews.com/story/news/local/michigan/2018/07/19/epa-flint-inspector-general-report/801322002/ 'Nothing to worry about.  The water is fine':  how Flint poisoned its people (Anna CLARK, The Guardian ; July 3, 2018) https://www.theguardian.com/news/2018/jul/03/nothing-to-worry-about-the-water-is-fine-how-flint-michigan-poisoned-its-people Selected Research Publications: Management Weaknesses Delayed Response to Flint Water Crisis (BANKS et al. , 2018) https://www.epa.gov/sites/production/files/2018-07/documents/_epaoig_20180719-18-p-0221.pdf Flint Water Crisis Caused By Interrupted Corros...

Arvin approves restrictions for oil industry (Lexi WILSON, BakersfieldNow.com ; July 17, 2018) https://bakersfieldnow.com/news/local/city-of-arvin-approved-new-restrictions-and-regulations-on-the-oil-and-gas-industry Arvin passes ordinance to restrict new oil operations near neighborhoods (Kennedy THOMAS, KGET News ; July 4, 2018) https://www.kget.com/news/local-news/arvin-passes-ordinance-to-restrict-new-oil-operations-near-neighborhoods/1283906379 Arvin, CA - A City in the Most Drilled County in the Country - files for a Setback Ordinance (Kyle FERRAR, FracTracker Alliance ; January 30, 2018) https://www.fractracker.org/2018/01/arvin-ca-setback-ordinance/ Small California towns are facing off against oil companies - and winning (Dean KUIPERS,  GRIST ; April 5, 2017) https://grist.org/article/small-california-towns-are-facing-off-against-oil-companies-and-winning/ Website: City of Arvin - The Garden in the Sun https://www.arvin.org/

EPA proposal to limit science studies draws opposition (Ellen KNICKMEYER, Associated Press ; July 17, 2018) https://www.apnews.com/2ed28009486144749a75897a855101d2/EPA-proposal-to-limit-science-studies-draws-opposition Even Geologists Hate the EPA's New Science Rule (Robinson MEYER, The Atlantic; July 17, 2018) https://www.theatlantic.com/science/archive/2018/07/scott-pruitts-secret-science-rule-could-still-become-law/565325/ Letter to EPA Administrator Scott Pruitt regarding proposed "Strengthening Transparency in Regulatory Science" rule (Drew Gilpin FAUST, Harvard University ; June 4, 2018) https://www.harvard.edu/president/news/2018/letter-to-epa-administrator-scott-pruitt-regarding-proposed-strengthening Joint Statement on  EPA proposed rule and public availability of data (BERG  et al. , 2018) http://science.sciencemag.org/content/early/2018/04/30/science.aau0116/tab-pdf EPA Published Documentation:  Strengthening Transparency in Regulatory Scienc...