Water Quality in OKLAHOMA CITY, OK (73111)

EPA violation data for public water systems serving ZIP code 73111.

352

Total Violations

2

Health-Based

350

Monitoring / Reporting

352

Resolved

What does this mean?

352 of 352 violations have been resolved. 2 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 350 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: 19 Population served: 8,463

Violations Detail (352 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AOct 16, 2024ResolvedN/A
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AOct 16, 2024ResolvedN/A
LEAD AND COPPER RULE REVISIONSHealth-BasedN/AN/AOct 16, 2024ResolvedN/A
LEAD AND COPPER RULE REVISIONSHealth-BasedN/AN/AOct 16, 2024ResolvedN/A
HeptachlorMonitoringN/AN/ADec 31, 2022ResolvedN/A
HeptachlorMonitoringN/AN/ADec 31, 2022ResolvedN/A
HeptachlorMonitoringN/AN/ADec 31, 2022ResolvedN/A
HeptachlorMonitoringN/AN/ADec 31, 2022ResolvedN/A
Heptachlor epoxideMonitoringN/AN/ADec 31, 2022ResolvedN/A
Heptachlor epoxideMonitoringN/AN/ADec 31, 2022ResolvedN/A

Lead & Copper Levels

Violation Timeline

2024(4)

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

2022(348)

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

How Does This Compare?

OKLAHOMA CITY (73111) has 352 recorded violations, including 2 health-based. All violations have been resolved, which is a positive sign for current water quality. 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

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

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