Requiring the pollution control agency or commissioner of +agriculture for agricultural chemicals and practices to immediately notify the +commissioner of health of groundwater (ground water) pollution determined to exceed +health risk limits or maximum contaminant levels, requiring followup written +notices; requiring and providing for the commissioner of health to notify the +public of pollution levels immediately upon receiving notice from the PCA or +the commissioner of agriculture, requiring written notice to owners, +managers or users of affected water sources (mk)