EPA system ID TX2270033 · serves Travis County, TX · about 39,648 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
Manville WSC (EPA TX2270033)
What EPA records show for Manville WSC, as of October 14, 2026
4 health-standard violations since July 1, 2021 in EPA records (EPA SDWIS).
Lead: 9 in 10 homes tested came in at or below 1.41 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: Jan 1, 2023–Dec 31, 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 11.
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 Manville WSC use chloramine?
EPA treatment records (state-reported) list chloramines for Manville WSC. EPA record
Reported results in EPA records (data as of Oct 14–15, 2026)
EPA's UCMR 5 testing looked for 30 contaminants here and found 11.
Lithium: found in 17 of 20 samples, average 25.2 µg/L, highest 83.8 µg/L (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFBS (a PFAS): found in 8 of 20 samples, average 2.4 ppt, highest 10 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFOS (a PFAS): found in 7 of 20 samples, average 2.3 ppt, highest 12.4 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFNA (a PFAS): found in 3 of 20 samples, average 2.1 ppt, highest 24.3 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFPeA (a PFAS): found in 7 of 20 samples, average 1.9 ppt, highest 9.1 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFHxS (a PFAS): found in 7 of 20 samples, average 1.7 ppt, highest 7 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFHxA (a PFAS): found in 4 of 20 samples, average 1 ppt, highest 8.7 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFBA (a PFAS): found in 3 of 20 samples, average 0.90 ppt, highest 7.4 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFOA (a PFAS): found in 1 of 20 samples, average 0.30 ppt, highest 5.9 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFHpA (a PFAS): found in 1 of 20 samples, average 0.20 ppt, highest 4.3 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
PFUnA (a PFAS): found in 1 of 20 samples, average 0.10 ppt, highest 2.7 ppt (EPA UCMR 5 testing, Feb 2023–Nov 2023)
Lead: 9 in 10 homes tested came in at or below 1.41 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: Jan 1, 2023–Dec 31, 2025). This is one number for the whole water system, from homes the utility tested. It isn't a result for your home.
Health-standard violation: Stage 2 Disinfectants and Disinfection Byproducts Rule, TTHM, Oct 2025–Mar 2026 (EPA SDWIS)
Health-standard violation: Stage 2 Disinfectants and Disinfection Byproducts Rule, TTHM, Jan 2025–Mar 2026 (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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