• This series, created to provide e-products (such as GIS coverages) for quick release includes:
• Maps and digital coverage of unconsolidated and/or bedrock potentiometric surface lines
• Text describing potentiometric surface mapping
• Spreadsheet of water well data used for potentiometric surface mapping with a separate lithology tab
• GIS shapefiles of pertinent geographic and hydrologic features displayed on the maps
• A potentiometric surface line KMZ file
• Images, additional text, tables, and shapefiles are available for free download
• Potentiometric Surface Mapping Overview

Click on the shaded counties in the map or the completed column below to view potentiometric surface maps.

Completed

• Adams
• Allen 
• Bartholomew
• Benton
• Blackford
• Boone
• Brown
• Cass
• Carroll
• Clark
• Clay
• Clinton
• Crawford
• Daviess
• Decatur
• Dearborn
• DeKalb
• Delaware
• Dubois
• Elkhart
• Fayette
• Floyd
• Fountain
• Franklin
• Fulton
• Gibson
• Grant
• Greene
• Hamilton
• Hancock
• Harrison
• Hendricks
• Henry
• Howard
• Huntington
• Jackson
• Jasper
• Jay
• Jefferson
• Jennings
• Johnson
• Knox
• Kosciusko
• LaGrange
• Lake
• LaPorte

• Lawrence
• Madison
• Marion
• Marshall
• Martin
• Miami
• Monroe
• Montgomery
• Morgan
• Newton
• Noble
• Ohio
• Orange
• Owen
• Parke
• Perry
• Pike
• Porter
• Posey
• Putnam
• Pulaski
• Randolph
• Ripley
• Rush
• Scott
• Shelby
• Spencer
• St. Joseph
• Starke
• Steuben
• Sullivan
• Switzerland
• Tippecanoe
• Tipton
• Union
• Vanderburgh
• Vermillion
• Vigo
• Wabash
• Warren
• Warrick
• Washington
• Wayne
• Wells
• White
• Whitley