Water Testing Labs of Maryland

Water Testing Labs Inc, including Water Testing Labs of Maryland and Chesapeake Labs, has provided trusted water and wastewater analytical services since 1975 throughout Maryland, Delaware, Northern Virginia, and Washington DC. We were the first private laboratory certified by the Maryland State Health Department and have built a strong reputation for accuracy, reliability, and compliance. We operate four state certified water testing laboratories, three in Maryland and one in Northern Virginia, serving over 1,000 water systems and more than 100 wastewater systems. Our experienced team delivers precise testing, regulatory compliance support, and dependable results for municipal, industrial, and private clients across the region.