TapGraded
F

ALTUS

Altus, OK · 18,717 served

ALTUS serves 18,717 people in Altus, OK. It has 20 health-based violations in the last 5 years. TapGraded gives this system an F.

Score breakdown

Health-based violations (5y)

20

Monitoring violations (5y)

11

Currently unaddressed

0

Overall score

37/100

Violation history (last 5 years)

2022
2023
2024
2025
2026
Health-based Monitoring / reporting

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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)

PFOS (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
PFOA (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
PFNA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFHxS 3.3 ppt
0 ppt EPA MCL: 10 ppt
HFPO-DA (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
9,415

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Frequently asked questions

Is Altus, OK tap water safe to drink?

ALTUS has 20 health-based violations in the last 5 years. TapGraded gives this system an F.

Does ALTUS 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 ALTUS's water?

Yes — PFAS was detected, but below the EPA MCL for every tracked analyte.

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