TapGraded
A

LAFAYETTE UTILITIES WATER SYSTEM

Lafayette, LA · 169,389 served

LAFAYETTE UTILITIES WATER SYSTEM serves 169,389 people in Lafayette, LA. It has 0 health-based violations in the last 5 years. TapGraded gives this system an A.

Score breakdown

Health-based violations (5y)

0

Monitoring violations (5y)

0

Currently unaddressed

0

Overall score

100/100

Violation history (last 5 years)

No violations on record.

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Lead (Lead and Copper Rule)

EPA's current lead action level is 15 ppb (dropping to 10 ppb in 2027 under the Lead and Copper Rule Improvements).

90th-percentile lead sample 0 ppb
0 ppb EPA action level: 15 ppb

PFAS (UCMR5 occurrence data)

HFPO-DA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFHxS (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFNA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFOA (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
PFOS (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt

System details

System type
Community water system
Water source
Ground water
Ownership
Local government
Service connections
56,463

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Frequently asked questions

Is Lafayette, LA tap water safe to drink?

LAFAYETTE UTILITIES WATER SYSTEM has 0 health-based violations in the last 5 years. TapGraded gives this system an A.

Does LAFAYETTE UTILITIES WATER SYSTEM have lead in its water?

The most recent 90th-percentile lead sample is 0 ppb, versus the EPA action level of 15 ppb.

Has PFAS been detected in LAFAYETTE UTILITIES WATER SYSTEM's water?

This system was tested under UCMR5 and no PFAS was detected above the reporting limit in the analytes we track.

Source: EPA SDWIS/ECHO · Data as of 2026Q2