- EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
- PFBS (a PFAS): found in 1 of 5 samples, average 0.60 ppt, highest 3.2 ppt (EPA UCMR 5 testing, Dec 2024–Jun 2025)
Public EPA test results
What EPA records show for South Middleton TWP Water Auth
EPA system ID PA7210050 · serves Cumberland County, PA · about 11,695 people (EPA records)
Here's what EPA has on file for this water system: its testing for newer contaminants like PFAS (UCMR 5), lead testing and violations. It's not a test of your tap, and there's no Water Score here.
Public EPA test results
South Middleton TWP Water Auth (EPA PA7210050)
What EPA records show for South Middleton TWP Water Auth, as of October 14, 2026
Health-standard violation: Groundwater Rule, Groundwater Rule, Dec 2021–Aug 2025 (EPA SDWIS).
Lead: 9 in 10 homes tested came in at or below 1.8 ppb, at or below EPA's 15 ppb action level (latest EPA result for a testing period that ran on or after July 1, 2021: Jun 1, 2025–Sep 30, 2025). This is one number for the whole water system, from homes the utility tested. It isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does South Middleton TWP Water Auth use chloramine?
We didn't find chloramine in South Middleton TWP Water Auth's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.
What EPA records show for this system
Reported results in EPA records (data as of Oct 14–15, 2026)