About GW Monitoring
The groundwater monitoring network describes and measures groundwater quality throughout Iowa, characterizes aquifers in different hydrogeological environments,  measures water quality changes and identifies trends in Iowa's aquifers.

Dedicated Well Monitoring
Wells solely dedicated to monitoring groundwater quality in aquifers used by citizens and municipalities.

Municipal Well Network
60 municipal wells from particular aquifers  rotated into the sampling routine each year.

Private Wells
A study to assess water quality in incorporated Iowa communities that only use private wells for drinking water.

Water Level Network
This network consists of 159 wells in different aquifers whose water levels are measured at least quarterly.