Water Quality in OKARCHE, OK (73762)

EPA violation data for public water systems serving ZIP code 73762.

187

Total Violations

163

Health-Based

Monitoring / Reporting

185

Resolved

What does this mean?

185 of 187 violations have been resolved. 163 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 24 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 7 Population served: 1,494

Violations Detail (187 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
E. COLI	Monitoring	0	N/A	Jul 4, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 4, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 4, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2025	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2025	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Dec 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Dec 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Dec 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Dec 31, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2024	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2023	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2023	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Sep 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Jun 30, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	12	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	13	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Sep 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	15	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	16	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	14	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2021	Resolved	N/A
Nitrate-Nitrite	Health-Based	N/A	17	Mar 31, 2021	Resolved	N/A

Violation Timeline

2025(17)

E. COLI

Jul 4Resolved

E. COLI

Jul 4Resolved

E. COLI

Jul 4Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

2024(37)

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Chlorine

Oct 31Resolved

Chlorine

Oct 31Resolved

Chlorine

Oct 31Resolved

Chlorine

Oct 31Resolved

LEAD AND COPPER RULE REVISIONS

Oct 16Active

LEAD AND COPPER RULE REVISIONS

Oct 16Active

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Sep 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Jun 30Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

Nitrate-Nitrite

Mar 31Resolved

How Does This Compare?

OKARCHE (73762) has 187 recorded violations, including 163 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in OKARCHE, OK (73762)

What does this mean?

Violations Detail (187 total)

Violation Timeline

2025(17)

2024(37)

2023(43)

2022(43)

2021(47)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code