Report on the Preliminary Investigation of Arsenic in Groundwater Near Lake Geneva, Wisconsin
The purpose of this preliminary investigation is to characterize the hydrogeologic and groundwater quality conditions prevalent in the vicinity of the Wood School, between the towns of Lake Geneva and Williams Bay, Wisconsin (Figure |).
Field Verification of Captures Zones for Municipal Wells at Sturgeon Bay, Wisconsin
No report was submitted (per WDNR communications).
Passage of Microorganisms in Septic Tank Effluents Through Mound Sand in a Controlled Laboratory Environment
Pristine groundwater is a greatly treasured Wisconsin resource. Protection of this resource in part relies on removal of organisms from anthropogenic activities that are likely to contaminate ground water.
Improvement of Wisconsin Groundwater Monitoring Network
Reliable water-level measurements are essential for understanding groundwater flow systems and recharge/discharge processes and for managing Wisconsin groundwater resources.
Susceptibility of La Crosse Municipal Wells to Enteric Virus Contamination From Surface Water Contributions
Human gastrointestinal viruses are known to contaminate municipal drinking water wells. In one peer-reviewed study, 141 of 448 groundwater sites (31.5%) in 35 states were positive for viruses.
Characterization of E. coli and Total Coliform Organisms Isolated from Wisconsin Waters and Reassessment of their Public Health Significance
In 1989 the U.S. Environmental Protection Agency promulgated Revised National Primary Drinking Water Regulations pursuant to the federal Safe Drinking Water Act. For Wisconsin, the law drastically increased the number of water systems required to test for microbiological contaminants.