Ground Water Mapping & Technical Services Main Page

How to measure drawdown from Division of Water fact sheet No. 62 Understanding Your Water Well.

State wide map: Yield of the Unconsolidated Aquifers in Ohio. From the Statewide Aquifer Mapping Project (SAMP).

1/31/2006	Seven Previously Published Ground Water Pollution Potential Maps Now Available On-line: Ashtabula, Columbiana, Coshocton, Erie, Ottawa, Perry, Sandusky. Go to Pollution Potential Mapping Page
1/27/2006	Five New Potentiometric Surface Maps Available On-line Covering the Counties of Richland, Huron and Erie. Go to Mapping Intro and links page for downloads.
11/21/2005	Eleven Previously Published Ground Water Pollution Potential Maps Now Available On-line: Clermont, Darke, Geauga, Greene, Lake, Logan, Miami, Portage, Preble, Shelby, Warren. Go to Pollution Potential Mapping Page
10/12/2005	On-line Filing of Water Well Log and Drilling Reports Now Available. Go to On-line Filing Start Page
08/25/2005	Nine Additional Ground Water Pollution Potential Maps Available On-line Auglaize, Clark, Delaware, Huron, Jefferson, Lorain, Madison, Pickaway, Stark Go to Pollution Potential Mapping Page
08/03/2005	NEW Map Series Available Ground Water Potentiometric Surface Maps Go to Potentiometric Surface Maps Now .