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Failing Water Quality

Media, PA 19063

Delaware County · Population served: 963,090

Water Systems Serving This Area

🏔
CHESTER WATER AUTHORITY
Surface water · Pop. 140,437
PWSID: PA1230004
🌊
PATHWAYS
Groundwater · Pop. 53
PWSID: PA1230886
🏔
AQUA PA MAIN SYSTEM
Surface water · Pop. 822,600
PWSID: PA1460073

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
16.0
15 ppb 1 ppb Exceeded

PFAS / Forever Chemicals

13 detected 4 above EPA limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFPeA21.8 pptNo standard—Unregulated
PFHxA17.2 pptNo standard400 pptUnregulated
PFOA12.6 ppt4 ppt4 pptExceeded
PFNA12.0 ppt10 ppt10 pptExceeded
PFBA10.1 pptNo standard500 pptUnregulated
PFBS9.5 ppt2000 ppt100 pptBelow limit
PFOS9.2 ppt4 ppt4 pptExceeded
PFHxS7.7 ppt10 ppt10 pptBelow limit

Violation History (Last 5 Years)

79Total (5yr)
3Health-Based
65Major