arsenic — naturally occurring element found in soil and water. An ingredient used in pesticides prior to 1974.

groundwater — water that exists below the earth's surface.

soil sampling — soil is taken from different locations and analyzed in a laboratory to determine what is present in the soil.

well sampling — water is pumped from a well and analyzed in a laboratory to determine what is present in the water.

well survey — an inventory of wells that are still accessible. The well may not be in use but water can be pumped from it to be tested.

soil sampling — soil is taken from different locations and analyzed in a laboratory to determine what is present in the soil.

well sampling — water is pumped from a well and analyzed in a laboratory to determine what is present in the water.

well survey — an inventory of wells that are still accessible. The well may not be in use but water can be pumped from it to be tested.