Alex Chrystal April 30, 2019 California Laboratory, Environmental Testing, Industry News, Lab Accreditation, Testing Services Stricter Groundwater Testing Targets E.coli Alex Chrystal April 30, 2019 California Laboratory, Environmental Testing, Industry News, Lab Accreditation, Testing Services Monterey County growers face new water-testing regulations that hope to lessen risk of an E. coli outbreak like the one that hit the more-than-$600 million romaine lettuce industry last year.