Water Quality in DILLINGHAM, AK (99576)

EPA violation data for public water systems serving ZIP code 99576.

369

Total Violations

8

Health-Based

361

Monitoring / Reporting

365

Resolved

What does this mean?

365 of 369 violations have been resolved. 8 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 361 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: 26 Population served: 5,085

Violations Detail (369 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleHealth-BasedN/AN/AAug 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 10, 2025ResolvedN/A
LASSOMonitoringN/AN/AJun 30, 2025ResolvedN/A
HEXACHLOROBENZENEMonitoringN/AN/AJun 30, 2025ResolvedN/A
2,3,7,8-TCDDMonitoringN/AN/AJun 30, 2025ResolvedN/A
LASSOMonitoringN/AN/AJun 30, 2025ResolvedN/A
1,2-DIBROMO-3-CHLOROPROPANEMonitoringN/AN/AJun 30, 2025ResolvedN/A
HeptachlorMonitoringN/AN/AJun 30, 2025ResolvedN/A
ETHYLENE DIBROMIDEMonitoringN/AN/AJun 30, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(97)

Revised Total Coliform Rule

1A

Aug 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

4C

Jul 10Resolved

LASSO

03

Jun 30Resolved

HEXACHLOROBENZENE

03

Jun 30Resolved

2,3,7,8-TCDD

03

Jun 30Resolved

LASSO

03

Jun 30Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Jun 30Resolved

Heptachlor

03

Jun 30Resolved

ETHYLENE DIBROMIDE

03

Jun 30Resolved

BHC-GAMMA

03

Jun 30Resolved

2,4,5-TP

03

Jun 30Resolved

OXAMYL

03

Jun 30Resolved

Dinoseb

03

Jun 30Resolved

2,4-D

03

Jun 30Resolved

Toxaphene

03

Jun 30Resolved

Simazine

03

Jun 30Resolved

Di(2-ethylhexyl) phthalate

03

Jun 30Resolved

Picloram

03

Jun 30Resolved

Dalapon

03

Jun 30Resolved

Chlordane

03

Jun 30Resolved

Pentachlorophenol

03

Jun 30Resolved

Methoxychlor

03

Jun 30Resolved

Carbofuran

03

Jun 30Resolved

Di(2-ethylhexyl) adipate

03

Jun 30Resolved

Endrin

03

Jun 30Resolved

Diquat

03

Jun 30Resolved

Atrazine

03

Jun 30Resolved

Hexachlorocyclopentadiene

03

Jun 30Resolved

Total Polychlorinated Biphenyls (PCB)

03

Jun 30Resolved

Endothall

03

Jun 30Resolved

Benzo(a)pyrene

03

Jun 30Resolved

Glyphosate

03

Jun 30Resolved

Heptachlor epoxide

03

Jun 30Resolved

Groundwater Rule

20

Jun 21Active

Public Notice

76

May 29Resolved

Lead and Copper Rule

66

May 7Resolved

Atrazine

03

Mar 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Mar 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Mar 31Resolved

HEXACHLOROBENZENE

03

Mar 31Resolved

BHC-GAMMA

03

Mar 31Resolved

Heptachlor

03

Mar 31Resolved

Endothall

03

Mar 31Resolved

LASSO

03

Mar 31Resolved

Hexachlorocyclopentadiene

03

Mar 31Resolved

Dalapon

03

Mar 31Resolved

Toxaphene

03

Mar 31Resolved

Methoxychlor

03

Mar 31Resolved

Benzo(a)pyrene

03

Mar 31Resolved

Chlordane

03

Mar 31Resolved

ETHYLENE DIBROMIDE

03

Mar 31Resolved

Pentachlorophenol

03

Mar 31Resolved

2,4-D

03

Mar 31Resolved

Heptachlor epoxide

03

Mar 31Resolved

2,3,7,8-TCDD

03

Mar 31Resolved

Carbofuran

03

Mar 31Resolved

Dinoseb

03

Mar 31Resolved

Glyphosate

03

Mar 31Resolved

Di(2-ethylhexyl) adipate

03

Mar 31Resolved

OXAMYL

03

Mar 31Resolved

Simazine

03

Mar 31Resolved

Di(2-ethylhexyl) phthalate

03

Mar 31Resolved

Picloram

03

Mar 31Resolved

2,4,5-TP

03

Mar 31Resolved

Endrin

03

Mar 31Resolved

Diquat

03

Mar 31Resolved

Picloram

03

Mar 31Resolved

ETHYLENE DIBROMIDE

03

Mar 31Resolved

2,4,5-TP

03

Mar 31Resolved

Glyphosate

03

Mar 31Resolved

Endrin

03

Mar 31Resolved

Dinoseb

03

Mar 31Resolved

Di(2-ethylhexyl) phthalate

03

Mar 31Resolved

Hexachlorocyclopentadiene

03

Mar 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Mar 31Resolved

OXAMYL

03

Mar 31Resolved

Endothall

03

Mar 31Resolved

Chlordane

03

Mar 31Resolved

Atrazine

03

Mar 31Resolved

2,3,7,8-TCDD

03

Mar 31Resolved

Methoxychlor

03

Mar 31Resolved

Carbofuran

03

Mar 31Resolved

Heptachlor epoxide

03

Mar 31Resolved

Dalapon

03

Mar 31Resolved

HEXACHLOROBENZENE

03

Mar 31Resolved

Benzo(a)pyrene

03

Mar 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Mar 31Resolved

Diquat

03

Mar 31Resolved

Pentachlorophenol

03

Mar 31Resolved

Toxaphene

03

Mar 31Resolved

Heptachlor

03

Mar 31Resolved

Di(2-ethylhexyl) adipate

03

Mar 31Resolved

BHC-GAMMA

03

Mar 31Resolved

2,4-D

03

Mar 31Resolved

LASSO

03

Mar 31Resolved

Simazine

03

Mar 31Resolved

2024(100)

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Lead and Copper Rule

52

Dec 31Resolved

Atrazine

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

2,3,7,8-TCDD

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Glyphosate

03

Dec 31Resolved

Di(2-ethylhexyl) phthalate

03

Dec 31Resolved

Hexachlorocyclopentadiene

03

Dec 31Resolved

Methoxychlor

03

Dec 31Resolved

Dalapon

03

Dec 31Resolved

Carbofuran

03

Dec 31Resolved

Heptachlor

03

Dec 31Resolved

LASSO

03

Dec 31Resolved

Endothall

03

Dec 31Resolved

Dinoseb

03

Dec 31Resolved

Endrin

03

Dec 31Resolved

HEXACHLOROBENZENE

03

Dec 31Resolved

Toxaphene

03

Dec 31Resolved

ETHYLENE DIBROMIDE

03

Dec 31Resolved

Pentachlorophenol

03

Dec 31Resolved

Di(2-ethylhexyl) adipate

03

Dec 31Resolved

Atrazine

03

Dec 31Resolved

OXAMYL

03

Dec 31Resolved

2,4-D

03

Dec 31Resolved

Heptachlor epoxide

03

Dec 31Resolved

Diquat

03

Dec 31Resolved

Total Polychlorinated Biphenyls (PCB)

03

Dec 31Resolved

2,4,5-TP

03

Dec 31Resolved

Simazine

03

Dec 31Resolved

Picloram

03

Dec 31Resolved

Chlordane

03

Dec 31Resolved

Benzo(a)pyrene

03

Dec 31Resolved

BHC-GAMMA

03

Dec 31Resolved

2,3,7,8-TCDD

03

Dec 31Resolved

1,2-DIBROMO-3-CHLOROPROPANE

03

Dec 31Resolved

Chlorine

27

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Groundwater Rule

45

Oct 28Active

Revised Total Coliform Rule

3A

Sep 30Resolved

Groundwater Rule

45

Aug 2Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Groundwater Rule

45

Jul 28Resolved

Groundwater Rule

45

Jul 28Resolved

Public Notice

76

Jul 10Resolved

Groundwater Rule

45

May 31Active

Groundwater Rule

45

May 31Active

Groundwater Rule

45

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Carbon tetrachloride

03

Mar 31Resolved

1,2,4-Trichlorobenzene

03

Mar 31Resolved

Styrene

03

Mar 31Resolved

Ethylbenzene

03

Mar 31Resolved

trans-1,2-Dichloroethylene

03

Mar 31Resolved

CHLOROBENZENE

03

Mar 31Resolved

Xylenes, Total

03

Mar 31Resolved

p-Dichlorobenzene

03

Mar 31Resolved

o-Dichlorobenzene

03

Mar 31Resolved

Toluene

03

Mar 31Resolved

Tetrachloroethylene

03

Mar 31Resolved

Vinyl chloride

03

Mar 31Resolved

Trichloroethylene

03

Mar 31Resolved

1,1,2-Trichloroethane

03

Mar 31Resolved

1,2-Dichloropropane

03

Mar 31Resolved

1,1,1-Trichloroethane

03

Mar 31Resolved

1,2-Dichloroethane

03

Mar 31Resolved

1,1-Dichloroethylene

03

Mar 31Resolved

DICHLOROMETHANE

03

Mar 31Resolved

cis-1,2-Dichloroethylene

03

Mar 31Resolved

Benzene

03

Mar 31Resolved

Lead and Copper Rule

66

Mar 19Resolved

How Does This Compare?

DILLINGHAM (99576) has 369 recorded violations, including 8 health-based. 4 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

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

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

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