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Local water quality

Water quality in Johnstown, Pennsylvania

6 public water systems · EPA data

The bottom line

EPA records for the water serving Johnstown, Pennsylvania show Lead, Total Trihalomethanes. A filter independently certified to reduce those exact contaminants is the most direct fix.

What's in Johnstown's water

Contaminants EPA has recorded across Johnstown's water systems, and how many certified filters remove each.

Lead 757 certified filters → Total Trihalomethanes 147 certified filters →

Water systems serving Johnstown

Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.

GREATER JOHNSTOWN WA RIVERSIDE
49,500 people served
1 contaminant · report →
HIGHLAND S & W AUTH BEAVERDAM
22,617 people served
2 contaminants · report →
SOUTHWESTERN CAMBRIA CNTY AUTH
4,400 people served
2 contaminants · report →
JACKSON TWP WATER AUTH
4,236 people served
3 contaminants · report →
EAST TAYLOR MUNI AUTH
3,152 people served
3 contaminants · report →
GREATER JOHNSTOWN WA SALTLICK
170 people served
2 contaminants · report →

Filter your Johnstown water

Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.

Get my exact water report Which filter is right for me?