Is Webster tap water safe to drink?

We don't give a safe or unsafe verdict. Here is what the public data shows: EPA records for Webster's main utility, City of Webster, as of October 14, 2026. We found no health-based violations in EPA's records for this system (TX1010226) since July 1, 2021, as of October 14, 2026. This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing. Under EPA's 2024 PFAS rule, water systems must meet the PFOA and PFOS limits (4.0 ppt each) by April 2029; in May 2026 EPA proposed allowing extensions to April 2031. Results before then are monitoring data, not violations. A guideline and a legal limit are different things, and this is public data, not a test of your tap.

Which utility supplies water in Webster?

City of Webster is the main utility for Webster in EPA's records (EPA TX1010226), serving about 13,710 people (EPA SDWIS). Your water bill names your utility.

Does Webster tap water contain PFAS?

This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing. PFOS (a PFAS): found in 4 of 4 samples, average 5.2 ppt, highest 6.2 ppt (EPA UCMR 5 testing, Sep 2023–Aug 2024). Under EPA's 2024 PFAS rule, water systems must meet the PFOA and PFOS limits (4.0 ppt each) by April 2029; in May 2026 EPA proposed allowing extensions to April 2031. Results before then are monitoring data, not violations. This is public data, not a test of your tap.

How recent is this data?

Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026. Data may be one to three years old and may not reflect the water at your tap. If you want your own tap tested, use a state-certified laboratory.

Public EPA test results

Can you drink Webster tap water? What EPA records show

EPA TX1010226 · serves Harris County, TX · about 13,710 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

City of Webster (EPA TX1010226)

EPA data as of October 14, 2026. For Webster's main utility, City of Webster: We found no health-based violations in EPA's records for this system (TX1010226) since July 1, 2021, as of October 14, 2026. This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.

What EPA records show for City of Webster, as of October 14, 2026

We found no health-based violations in EPA's records for this system (TX1010226) since July 1, 2021, as of October 14, 2026.

Source: EPA ECHO record for City of Webster (SDWIS). Data as of October 14, 2026.

Lead, 90th percentile: 2.46 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 Jan 1, 2023–Dec 31, 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 7.

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 City of Webster use chloramine?

EPA treatment records (state-reported) list chloramines for City of Webster. EPA record

Systems whose EPA records list chloramines

Can you drink Webster tap water? What EPA records show

What EPA records show for City of Webster, as of October 14, 2026

Does City of Webster use chloramine?

What EPA records show for this system

Sources

Questions people ask

Is Webster tap water safe to drink?

Which utility supplies water in Webster?

Does Webster tap water contain PFAS?

How recent is this data?

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