Altus, OK Tap Water Quality 2026

Water quality report for Altus, OK — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Altus's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Altus PWSID: OK1011501 Updated: 2026 Q2

✅

No federal limits exceeded on record

Lead was not detected and no violations are open. No PFAS was detected.

Altus earns a B for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: not detected

PFAS tested, none detected

52 violations since 2015, 34 health-based

No violations currently open

Altus's lead level vs. all Oklahoma community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: Not detected — 0% of the federal action level

✓ Lower lead than % of Oklahoma utilities

Population Served

16216

~9415 connections

Water Source

Surface water

Drawn from surface water — SDWIS source code SW

Active Violations

52 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

0% of EPA action level

Not detected

Action level: 15 ppb

Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

Contaminant	Type	Measured	Limit	Period	Status
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2026	Archived
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2026	Archived
Interim Enhanced Surface Water Treatment Rule	MONITORING AND REPORTING	—	—	2025	Resolved
Chlorine dioxide	MONITORING AND REPORTING	—	0.8 mg/L	2025	Resolved
TTHM	MCL EXCEEDANCE	0.096 MG/L	0.080 mg/L	2025	Archived
TTHM	MCL EXCEEDANCE	0.083 MG/L	0.080 mg/L	2025	Archived
Atrazine	MONITORING AND REPORTING	—	0.003 mg/L	2025	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2024	Resolved
TTHM	MCL EXCEEDANCE	0.082 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.097 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.093 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.121 MG/L	0.080 mg/L	2024	Archived
Atrazine	MONITORING AND REPORTING	—	0.003 mg/L	2024	Resolved
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2024	Resolved
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2024	Resolved
TTHM	MCL EXCEEDANCE	0.096 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.108 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.131 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.087 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.116 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.124 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.097 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.09 MG/L	0.080 mg/L	2024	Archived
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2024	Resolved
Surface Water Treatment Rule	TREATMENT TECHNIQUE	—	—	2024	Resolved
Surface Water Treatment Rule	TREATMENT TECHNIQUE	—	—	2024	Resolved
TTHM	MCL EXCEEDANCE	0.101 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.095 MG/L	0.080 mg/L	2024	Archived
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2023	Resolved
Interim Enhanced Surface Water Treatment Rule	TREATMENT TECHNIQUE	—	—	2022	Resolved
Interim Enhanced Surface Water Treatment Rule	TREATMENT TECHNIQUE	—	—	2022	Resolved
Interim Enhanced Surface Water Treatment Rule	TREATMENT TECHNIQUE	—	—	2020	Resolved
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2019	Archived
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2019	Archived
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2019	Archived
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2019	Archived
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2019	Archived
CARBON, TOTAL	MONITORING AND REPORTING	—	TT	2019	Archived
TTHM	MCL EXCEEDANCE	0.106 MG/L	0.080 mg/L	2016	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2016	Resolved
TTHM	MCL EXCEEDANCE	0.12 MG/L	0.080 mg/L	2016	Resolved
Chlorite	MCL EXCEEDANCE	1.1 MG/L	1.0 mg/L	2016	Resolved
TTHM	MCL EXCEEDANCE	0.155 MG/L	0.080 mg/L	2016	Resolved
CARBON, TOTAL	TREATMENT TECHNIQUE	—	TT	2016	Resolved
TTHM	MCL EXCEEDANCE	0.157 MG/L	0.080 mg/L	2015	Resolved
CARBON, TOTAL	TREATMENT TECHNIQUE	—	TT	2015	Resolved
TTHM	MCL EXCEEDANCE	0.123 MG/L	0.080 mg/L	2015	Resolved
CARBON, TOTAL	TREATMENT TECHNIQUE	—	TT	2015	Resolved
TTHM	MCL EXCEEDANCE	0.14 MG/L	0.080 mg/L	2015	Resolved
CARBON, TOTAL	TREATMENT TECHNIQUE	—	TT	2015	Resolved
TTHM	MCL EXCEEDANCE	0.204 MG/L	0.080 mg/L	2015	Resolved
CARBON, TOTAL	TREATMENT TECHNIQUE	—	TT	2015	Resolved

Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

52 violations are on record since 2015, of which 34 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Altus

PWSID OK1011501

Water source Surface water — Drawn from surface water — SDWIS source code SW

Population served 16,216

Service connections 9,415

Systems serving this area 3

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Altus tap water safe to drink? ▼

No federal limit is exceeded on record. No violations are currently open.

Does Altus water have PFAS? ▼

It was tested for the six regulated PFAS compounds and none were detected.

Who supplies water to Altus? ▼

Altus (PWSID OK1011501), one of 3 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW

When was this system last inspected? ▼

It was last inspected on 2026-03-26. No significant deficiencies were recorded.

What Should Altus Residents Do?

Read your annual water report

Your supplier publishes a Consumer Confidence Report each July covering the prior year.

Check for a lead service line

Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.

Flush before drinking

If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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