Drinking WaterNews SafeGuard™ H2O Hexavalent Chromium (Cr6) Demonstration at the City of Banning Water Treatment Plant by Abby Davey August 19, 2022 August 19, 2022 The City of Banning, California, is a community of about 30,000 people. The city relies on well water with high levels of hexavalent chromium (Cr6) for its drinking water supply. … 0 FacebookTwitterPinterestEmail