Frisco, TX water quality
Frisco, TX is served by 1 public water system, serving 231,910 people combined. Across those systems, we count 0 health-based violations in the last 5 years. The worst Tap Grade among them is A.
Water systems serving Frisco
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Is Frisco, TX tap water safe to drink?
1 public water system serve Frisco, TX, with 0 health-based violations in the last 5 years across them. The worst Tap Grade among them is A. A Tap Grade summarizes public EPA compliance records; it is not a determination that water is safe or unsafe to drink.
Does Frisco's water have lead in it?
The most recent 90th-percentile lead sample is 2.3 ppb, versus the EPA action level of 15 ppb.
Has PFAS been detected in Frisco's water?
These systems were tested under UCMR5 and no PFAS was detected above the reporting limit in the analytes we track.
Other cities in Texas
See all of Texas →Source: EPA SDWIS/ECHO · Data as of 2026Q2
TapGraded presents public EPA data for information only — it is not health advice and not a determination that any water is safe or unsafe to drink. For health concerns, contact your water utility or local health department.