The legendary mechanical chart recorder for environmental monitoring dates back to 1911, when John C. Stevens invented the Type A chart recorder. In 1906, J.C. Stevens was the Hydrographer for the USGS out of Portland, Oregon, and was soon promoted to District Engineer. While with the USGS, he realized that hiring local citizens to observe …
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Water Resource ManagementConservation, custody and transport monitoring of water as a natural resource. Stevens has been providing quality products for water management for over 100 years.Learn More
GroundwaterGroundwater hydrology is an interpretive science: we can't observe the aquifers directly so we must interpolate and extrapolate our understanding from water-level measurements from observation wells. Stevens has expertise for measuring both water quantity and water quality.Learn More
Soil MonitoringOver the past few decades, soil monitoring has become increasingly important. Environmental factors such as climate change, dwindling water resources, and threatened habitats are driving the need to monitor the environment and implement better policies to protect it. Many natural processes in the environment are driven by or in some ways related to soil hydrological processes. Monitoring soil moisture conditions provides important information for the protection of, and in the understanding of local and regional water resources.Learn More
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