What EPA records show for Upper Southampton Mun Auth
EPA PA1090063 · serves Bucks County, PA · about 16,000 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Upper Southampton Mun Auth (EPA PA1090063)
What EPA records show for Upper Southampton Mun Auth, as of October 14, 2026
Health-based violation: Surface Water Treatment Rules, Surface Water Treatment Rule, Sep 2022–Apr 2023 (EPA SDWIS).
Lead, 90th percentile: 0 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jun 1, 2025–Sep 30, 2025). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
EPA's UCMR 5 testing looked for 30 contaminants here and found 8.
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 Upper Southampton Mun Auth use chloramine?
We didn't find chloramine in Upper Southampton Mun Auth's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.
Reported results in EPA records (data as of Oct 14–15, 2026)
EPA's UCMR 5 testing looked for 30 contaminants here and found 8.
PFOS (a PFAS): found in 4 of 8 samples, average 6.9 ppt, highest 16.4 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
PFOA or PFOS averaged above 4.0 ppt in UCMR 5 testing
PFOA (a PFAS): found in 4 of 8 samples, average 6.2 ppt, highest 14.2 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024) PFOA or PFOS averaged above 4.0 ppt in UCMR 5 testing
PFBA (a PFAS): found in 4 of 8 samples, average 5.8 ppt, highest 19.3 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
PFBS (a PFAS): found in 4 of 8 samples, average 3.3 ppt, highest 7.5 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
PFPeA (a PFAS): found in 4 of 8 samples, average 3 ppt, highest 8.3 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
PFHxA (a PFAS): found in 4 of 8 samples, average 2.9 ppt, highest 7.6 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
PFHxS (a PFAS): found in 4 of 8 samples, average 2.2 ppt, highest 5 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
PFHpA (a PFAS): found in 4 of 8 samples, average 2.1 ppt, highest 5.1 ppt (EPA UCMR 5 testing, Jan 2023–Oct 2024)
Lead, 90th percentile: 0 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jun 1, 2025–Sep 30, 2025). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Health-based violation: Surface Water Treatment Rules, Surface Water Treatment Rule, Sep 2022–Apr 2023 (EPA SDWIS)
Source: EPA SDWIS (ECHO SDWA bulk download), data as of Oct 14, 2026
Source: EPA UCMR 5 occurrence data, data as of Oct 15, 2026
These are EPA's public records for this water system, shown as of October 14, 2026. If you represent this utility, or think a record here is wrong, tell us: Report an error. If the error is in EPA's own records, your state drinking water program can correct it there, and this page updates at our next data refresh.
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