From September 2002 to April 2007, over 3,000 wells in this county (51,000 statewide) were tested under the state’s Private Well Testing Act (PWTA), which requires well testing as part of real estate transactions. The law allows home buyers and tenants to be informed about the quality of their potable water supply.
According to the county Health Department Web site, there are 9,800 domestic wells in this county and the PWTA report estimates approximately 400,000 wells statewide.
Of the different types of contamination cited in the report, this county’s wells were most affected by the inorganic chemical – nitrate. Ninety-nine of the 3,058 test wells (3.2 percent) were found to have elevated nitrate levels.