ODNR Division of
Soil & Water Resources
2045 Morse Road, B3
Columbus, Ohio
43229-6693

(614) 265-6610
Contact Us
Location Map
 

Ground Water Mapping & Technical Services

  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).

 

 

New Program Items

04/24/2012
Ottawa County Ground Water Investigation Report Available
Ground Water Investigation of the Carbonate Bedrock Aquifer to Evaluate the Impact of Pumping High-Yielding Irrigation Wells on Local Water Supply Wells in Ottawa County, Harris Township, Ohio.
Download complete report now (5.4 MB PDF)

03/23/2012
Recommendations for Geothermal Heating and Cooling Systems
from the Ohio Water Resources Council
  These recommendations are intended to help ensure that geothermal heating and cooling systems are installed in a manner that will prevent ground water contamination, will protect drinking water sources and public health, and help protect the owner’s investments.
Go to OEPA web page on this topic.   OR   Download the guidance document now. ( 896 KB PDF)
 

03/16/2011
Ground Water - Surface Water Temperature Study in the Hellbranch Run Watershed, Franklin County
by ODNR—Division of Soil and Water Resources Wayne Jones and James Raab
Download 31 page report now.  (1.7 MB PDF)
 

07/07/2010

Seven New Potentiometric Surface Maps Available On-line
 The maps are Auglaize, Mercer and Paulding couties each with Consolidated and Unconsolidated maps and Van Wert Consolidated map only.

Go to Mapping Intro and links page for downloads.

02/23/2010
Small sample portion of larger map

National Ground Water Awareness Week

  Ground Water Awareness Week (March 7-13, 2010) is sponsored by the National Ground Water Association and it's supporters. The goal of this week is to highlight the importance of maintaining private water well systems and the ground water resource that supply them.

Click here for more information.
 

03/18/2009

  Ground Water Induced Flooding in the Bellevue Ohio Area
Spring and Summer 2008

by ODNR—Division of Water James Raab, Bill Haiker, and Wayne Jones
and
ODNR—Division of Geological Survey
Michael Angle, Rick Pavey, Mac Swinford, and Donovan Powers.

23 pages. (Download 2.7 megabyte PDF)
 

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.

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 .