Northern Lake Service, Inc. operates as an environmental laboratory. It offers organic and inorganic areas of services, such as groundwater monitoring, wastewater and sludge sampling and analysis, drinking water analysis, industrial waste analysis, UCMR2 analysis, sediment and soil analysis, air analysis, tissue analysis, analysis for low-level mercury, and waste characterization services. The company also provides field services, including groundwater sample collection, air/gas sampling, wastewater sampling, and lake surveys. Its clients include various industries, landfills, municipal waste treatment plants, public water utilities, government agencies, consulting firms, and private parties. Northern Lake Service, Inc. was founded in 1974 and is based in Crandon, Wisconsin.