Water Quality in ANCHORAGE, AK (99516)

EPA violation data for public water systems serving ZIP code 99516.

129

Total Violations

Health-Based

126

Monitoring / Reporting

129

Resolved

What does this mean?

129 of 129 violations have been resolved. 3 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 126 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: 35 Population served: 4,571

Violations Detail (129 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 5, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Aug 21, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 29, 2024	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Feb 14, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 11, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 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
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Jan 16, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Jan 16, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 15, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Tetrachloroethylene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Liver problems; increased risk of cancer
Benzene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
1,1-Dichloroethylene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Vinyl chloride	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Increased risk of cancer
Carbon tetrachloride	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	Liver problems; increased risk of cancer
Toluene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 1, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Carbon tetrachloride	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Liver problems; increased risk of cancer
1,1-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Benzene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
p-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Xylenes, Total	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Vinyl chloride	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Liver problems; increased risk of cancer
Styrene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
CHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Tetrachloroethylene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Liver problems; increased risk of cancer
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Toluene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,2-Dichloropropane	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,1,1-Trichloroethane	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Styrene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,2-Dichloroethane	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
trans-1,2-Dichloroethylene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,1,2-Trichloroethane	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
o-Dichlorobenzene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Vinyl chloride	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Increased risk of cancer
1,1-Dichloroethylene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
DICHLOROMETHANE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
p-Dichlorobenzene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Benzene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Anemia; decrease in blood platelets; increased risk of cancer
CHLOROBENZENE	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Tetrachloroethylene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Liver problems; increased risk of cancer
Carbon tetrachloride	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Liver problems; increased risk of cancer
Trichloroethylene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Liver problems; increased risk of cancer
Xylenes, Total	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
cis-1,2-Dichloroethylene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
1,2,4-Trichlorobenzene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Ethylbenzene	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(6)

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Apr 30Resolved

Lead and Copper Rule

Mar 5Resolved

Revised Total Coliform Rule

Feb 28Resolved

2024(10)

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Groundwater Rule

Aug 21Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Feb 29Resolved

Groundwater Rule

Feb 14Resolved

Lead and Copper Rule

Jan 11Resolved

2021(73)

Nitrate

Dec 31Resolved

Nitrate

Dec 31Resolved

Nitrate

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate

Dec 31Resolved

Consumer Confidence Rule

Sep 30Resolved

trans-1,2-Dichloroethylene

Sep 30Resolved

Styrene

Sep 30Resolved

Tetrachloroethylene

Sep 30Resolved

Benzene

Sep 30Resolved

1,1-Dichloroethylene

Sep 30Resolved

cis-1,2-Dichloroethylene

Sep 30Resolved

Vinyl chloride

Sep 30Resolved

Carbon tetrachloride

Sep 30Resolved

Trichloroethylene

Sep 30Resolved

Toluene

Sep 30Resolved

Xylenes, Total

Sep 30Resolved

1,2,4-Trichlorobenzene

Sep 30Resolved

1,2-Dichloroethane

Sep 30Resolved

1,1,2-Trichloroethane

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

o-Dichlorobenzene

Sep 30Resolved

p-Dichlorobenzene

Sep 30Resolved

1,1,1-Trichloroethane

Sep 30Resolved

1,2-Dichloropropane

Sep 30Resolved

CHLOROBENZENE

Sep 30Resolved

Ethylbenzene

Sep 30Resolved

Revised Total Coliform Rule

Jul 1Resolved

Consumer Confidence Rule

Jun 30Resolved

1,2-Dichloroethane

Jun 30Resolved

Toluene

Jun 30Resolved

Carbon tetrachloride

Jun 30Resolved

1,1-Dichloroethylene

Jun 30Resolved

cis-1,2-Dichloroethylene

Jun 30Resolved

Benzene

Jun 30Resolved

p-Dichlorobenzene

Jun 30Resolved

Xylenes, Total

Jun 30Resolved

Vinyl chloride

Jun 30Resolved

Trichloroethylene

Jun 30Resolved

Styrene

Jun 30Resolved

Ethylbenzene

Jun 30Resolved

1,2,4-Trichlorobenzene

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

o-Dichlorobenzene

Jun 30Resolved

trans-1,2-Dichloroethylene

Jun 30Resolved

1,1,1-Trichloroethane

Jun 30Resolved

1,2-Dichloropropane

Jun 30Resolved

1,1,2-Trichloroethane

Jun 30Resolved

CHLOROBENZENE

Jun 30Resolved

Tetrachloroethylene

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Toluene

Mar 31Resolved

1,2-Dichloropropane

Mar 31Resolved

1,1,1-Trichloroethane

Mar 31Resolved

Styrene

Mar 31Resolved

1,2-Dichloroethane

Mar 31Resolved

trans-1,2-Dichloroethylene

Mar 31Resolved

1,1,2-Trichloroethane

Mar 31Resolved

o-Dichlorobenzene

Mar 31Resolved

Vinyl chloride

Mar 31Resolved

1,1-Dichloroethylene

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

p-Dichlorobenzene

Mar 31Resolved

Benzene

Mar 31Resolved

CHLOROBENZENE

Mar 31Resolved

Tetrachloroethylene

Mar 31Resolved

Carbon tetrachloride

Mar 31Resolved

Trichloroethylene

Mar 31Resolved

Xylenes, Total

Mar 31Resolved

cis-1,2-Dichloroethylene

Mar 31Resolved

1,2,4-Trichlorobenzene

Mar 31Resolved

Ethylbenzene

Mar 31Resolved

How Does This Compare?

ANCHORAGE (99516) has 129 recorded violations, including 3 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

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 ANCHORAGE, AK (99516)

What does this mean?

Violations Detail (129 total)

Lead & Copper Levels

Violation Timeline

2025(6)

2024(10)

2023(25)

2022(15)

2021(73)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

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