Pennsylvania
Water Hardness Map
City
Allentown
Altoona
Chambersburg
East Stroudsburg
Erie
Gettysburg
Harrisburg
Hazleton
Hershey
Johnstown
Lancaster
Lebanon
Philadelphia
Pittsburgh
Punxsutawney
Reading
Scranton
State College
Warren
Williamsport
York-Hanover
Water Hardness (PPM)
176
121
10
112
219
118
160
23
150
122
105
176
149
136
310
265
280
170
96
145
182