TapGraded
B

HUNTSVILLE UTILITIES WATER DEPT.

Huntsville, AL · 310,107 served

HUNTSVILLE UTILITIES WATER DEPT. serves 310,107 people in Huntsville, AL. It has 0 health-based violations in the last 5 years. TapGraded gives this system a B.

Score breakdown

Health-based violations (5y)

0

Monitoring violations (5y)

0

Currently unaddressed

0

Overall score

80/100

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 1 ppb
0 ppb EPA action level: 15 ppb

PFAS (UCMR5 occurrence data)

PFOS 9 ppt over limit
0 ppt EPA MCL: 4 ppt
PFHxS (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFOA 4.7 ppt over limit
0 ppt EPA MCL: 4 ppt
HFPO-DA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFNA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt

System details

System type
Community water system
Water source
Surface water
Ownership
Local government
Service connections
103,369

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Frequently asked questions

Is Huntsville, AL tap water safe to drink?

HUNTSVILLE UTILITIES WATER DEPT. has 0 health-based violations in the last 5 years. TapGraded gives this system a B.

Does HUNTSVILLE UTILITIES WATER DEPT. have lead in its water?

The most recent 90th-percentile lead sample is 1 ppb, versus the EPA action level of 15 ppb.

Has PFAS been detected in HUNTSVILLE UTILITIES WATER DEPT.'s water?

Yes — PFAS was detected at or above the EPA MCL for 2 of the tracked analytes.

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