Groundwater Watch Latest News...

In cooperation with...

Ohio Active Water Level Network

Click site symbol to open information pop-up. Click Station ID in pop-up for county information and site selection.
Map loading slowly? Try a different browser. Web browser performance varies significantly.

Map generated 5/23/2019 10:48:36 AM
Groundwater Watch
Help Page
      Download Google
Earth Version
      Download Ohio
water-level data

   Featured Sites   
Earthquake Response Well VW-1

Ohio Counties depicted on the state location map with active wells

CountiesWell CountReal-TimeContinuousPeriodic
Allen County 1-1-
Ashland County 2-2-
Athens County 3-21
Auglaize County 2-2-
Belmont County 1-1-
Brown County 1-1-
Butler County 214710
Carroll County 1-1-
Champaign County 8-17
Clark County 9135
Columbiana County 1-1-
Coshocton County 3-3-
Crawford County 1-1-
Cuyahoga County 19-19-
Darke County 3-12
Delaware County 1-1-
Erie County 11--
Fairfield County 5-5-
Fayette County 211-
Franklin County 9171
Gallia County 11--
Geauga County 361629
Greene County 11-29
Hamilton County 12174
Hancock County 1-1-
Hardin County 211-
Henry County 1--1
Hocking County 1-1-
Knox County 3-21
Licking County 3-21
Logan County 2-11
Lucas County 21-1
Madison County 4-4-
Mahoning County 1-1-
Marion County 3-3-
Medina County 4-4-
Mercer County 1-1-
Miami County 42-2
Montgomery County 11434
Muskingum County 211-
Ottawa County 1-1-
Pickaway County 6-6-
Pike County 211-
Portage County 211-
Preble County 21-1
Putnam County 1-1-
Richland County 2-2-
Ross County 2-2-
Sandusky County 2-2-
Seneca County 1-1-
Shelby County 31-2
Stark County 312-
Summit County 2-11
Trumbull County 1-1-
Tuscarawas County 6-6-
Union County 2-2-
Van Wert County 11--
Vinton County 211-
Warren County 8152
Washington County 11--
Wayne County 413-
Williams County 7124
Wyandot County 1-1-

Number of active OH wells:2613114189

*References to non-Department of the Interior (DOI) products do not constitute an endorsement by the DOI.
By viewing the Google Maps API on this web site the user agrees to these TERMS.

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Contact the USGS Office of Groundwater
Last update: 5/23/2019 9:06:43 AM