Certified labs near Rosemont, Illinois
Pittsburgh, Pennsylvania · (412) 922-4000
420 mi away
Lancaster, Pennsylvania · (717) 656-2300
616 mi away
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Official lab list for Illinois
Recommended tests
- Every year: bacteria (total coliform and E. coli), nitrate, pH and total dissolved solids — CDC
Many labs accept mailed samples, so a lab a few hours away may still work for you.