Water Quality in Seattle, WA (98168)

EPA violation data for public water systems serving ZIP code 98168.

Active Health Violations

16 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.

More violations than 98% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

35,528

Population

Water Systems

195

Violations (5yr)

Health-Based

Location

Loading map...

Water Systems Serving This Area (20)

Seattle Public Utilities

Surface water 1,091,904 people served

0 violations

Lead tested: 3.5 ppb (limit: 15 ppb) ✓

Bellevue City Of

Purchased surface water 317,330 people served

0 violations

Kent Water Department

All resolved

Purchased surface water 166,421 people served

1 violation (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Redmond Water System City Of

Purchased surface water 163,335 people served

0 violations

Lead tested: 2 ppb (limit: 15 ppb) ✓

Lakehaven Water And Sewer District

All resolved

Purchased surface water 118,273 people served

1 violation (5yr) · All resolved

Highline Water District

Purchased surface water 115,950 people served

0 violations

Auburn City Of

Groundwater 113,095 people served

0 violations

Lead tested: 2.2 ppb (limit: 15 ppb) ✓

Renton City Of

Groundwater 107,119 people served

0 violations

Northshore Utility District

Purchased surface water 105,105 people served

0 violations

Port Of Seattle/Seatac Airport

Purchased surface water 49,483 people served

0 violations

King County Water District #20

Purchased surface water 38,974 people served

0 violations

King County Water District #125

All resolved

Purchased surface water 17,546 people served

1 violation (5yr) · All resolved

Alaska Airlines Bethel

All resolved

Groundwater 457 people served

9 violations (5yr) · All resolved

Alaska Airlines Dillingham

All resolved

Groundwater 160 people served

2 violations (5yr) · All resolved

Alaska Airlines King Salmon

Groundwater 160 people served

0 violations

Alaska Airlines Cordova

Groundwater 110 people served

0 violations

Hot Springs Court

16 health-based

Groundwater 55 people served

180 violations (5yr) · 16 health-based

Lead tested: 2 ppb (limit: 15 ppb) ✓

Resolved

Fluoride Health

Jul 2025 Resolved

Fluoride Health

Apr 2025 Resolved

Fluoride Monitoring

Jan 2025 Resolved

Fluoride Health

Jan 2025 Resolved

Consumer Confidence Rule Monitoring

Oct 2024 Resolved

Fluoride Health

Oct 2024 Resolved

Fluoride Monitoring

Jul 2024 Resolved

Fluoride Health

Jul 2024 Resolved

Fluoride Health

Apr 2024 Resolved

Fluoride Health

Jan 2024 Resolved

Fluoride Health

Oct 2023 Resolved

Consumer Confidence Rule Monitoring

Oct 2023 Resolved

Revised Total Coliform Rule Health

Jul 2023 Resolved

Fluoride Health

Jan 2023 Resolved

Groundwater Rule Health

Dec 2022 Resolved

E. COLI Monitoring

Oct 2022 Resolved

CHLOROBENZENE Monitoring

Oct 2022 Resolved

Dinoseb Monitoring

Oct 2022 Resolved

Styrene Monitoring

Oct 2022 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Oct 2022 Resolved

Toluene Monitoring

Oct 2022 Resolved

Toxaphene Monitoring

Oct 2022 Resolved

1,1,2-Trichloroethane Monitoring

Oct 2022 Resolved

Pentachlorophenol Monitoring

Oct 2022 Resolved

Heptachlor epoxide Monitoring

Oct 2022 Resolved

ETHYLENE DIBROMIDE Monitoring

Oct 2022 Resolved

OXAMYL Monitoring

Oct 2022 Resolved

Total Polychlorinated Biphenyls (PCB) Monitoring

Oct 2022 Resolved

Hexachlorocyclopentadiene Monitoring

Oct 2022 Resolved

trans-1,2-Dichloroethylene Monitoring

Oct 2022 Resolved

Heptachlor Monitoring

Oct 2022 Resolved

Glyphosate Monitoring

Oct 2022 Resolved

2,4,5-TP Monitoring

Oct 2022 Resolved

Methoxychlor Monitoring

Oct 2022 Resolved

Ethylbenzene Monitoring

Oct 2022 Resolved

LASSO Monitoring

Oct 2022 Resolved

BHC-GAMMA Monitoring

Oct 2022 Resolved

Chlordane Monitoring

Oct 2022 Resolved

Tetrachloroethylene Monitoring

Oct 2022 Resolved

Diquat Monitoring

Oct 2022 Resolved

DICHLOROMETHANE Monitoring

Oct 2022 Resolved

Atrazine Monitoring

Oct 2022 Resolved

1,2-DIBROMO-3-CHLOROPROPANE Monitoring

Oct 2022 Resolved

o-Dichlorobenzene Monitoring

Oct 2022 Resolved

Benzene Monitoring

Oct 2022 Resolved

Benzo(a)pyrene Monitoring

Oct 2022 Resolved

Simazine Monitoring

Oct 2022 Resolved

Carbofuran Monitoring

Oct 2022 Resolved

Di(2-ethylhexyl) adipate Monitoring

Oct 2022 Resolved

1,2-Dichloroethane Monitoring

Oct 2022 Resolved

Endrin Monitoring

Oct 2022 Resolved

Lead and Copper Rule Monitoring

Oct 2022 Resolved

Trichloroethylene Monitoring

Oct 2022 Resolved

1,1,1-Trichloroethane Monitoring

Oct 2022 Resolved

Xylenes, Total Monitoring

Oct 2022 Resolved

2,4-D Monitoring

Oct 2022 Resolved

HEXACHLOROBENZENE Monitoring

Oct 2022 Resolved

1,2,4-Trichlorobenzene Monitoring

Oct 2022 Resolved

Picloram Monitoring

Oct 2022 Resolved

Dalapon Monitoring

Oct 2022 Resolved

p-Dichlorobenzene Monitoring

Oct 2022 Resolved

1,2-Dichloropropane Monitoring

Oct 2022 Resolved

Carbon tetrachloride Monitoring

Oct 2022 Resolved

cis-1,2-Dichloroethylene Monitoring

Oct 2022 Resolved

Vinyl chloride Monitoring

Oct 2022 Resolved

Endothall Monitoring

Oct 2022 Resolved

1,1-Dichloroethylene Monitoring

Oct 2022 Resolved

p-Dichlorobenzene Monitoring

Jul 2022 Resolved

cis-1,2-Dichloroethylene Monitoring

Jul 2022 Resolved

Methoxychlor Monitoring

Jul 2022 Resolved

Benzo(a)pyrene Monitoring

Jul 2022 Resolved

HEXACHLOROBENZENE Monitoring

Jul 2022 Resolved

ETHYLENE DIBROMIDE Monitoring

Jul 2022 Resolved

Consumer Confidence Rule Monitoring

Jul 2022 Resolved

LASSO Monitoring

Jul 2022 Resolved

Styrene Monitoring

Jul 2022 Resolved

Carbon tetrachloride Monitoring

Jul 2022 Resolved

Hexachlorocyclopentadiene Monitoring

Jul 2022 Resolved

DICHLOROMETHANE Monitoring

Jul 2022 Resolved

BHC-GAMMA Monitoring

Jul 2022 Resolved

Vinyl chloride Monitoring

Jul 2022 Resolved

o-Dichlorobenzene Monitoring

Jul 2022 Resolved

Picloram Monitoring

Jul 2022 Resolved

Simazine Monitoring

Jul 2022 Resolved

Toluene Monitoring

Jul 2022 Resolved

Pentachlorophenol Monitoring

Jul 2022 Resolved

1,1,2-Trichloroethane Monitoring

Jul 2022 Resolved

Diquat Monitoring

Jul 2022 Resolved

trans-1,2-Dichloroethylene Monitoring

Jul 2022 Resolved

Endrin Monitoring

Jul 2022 Resolved

Glyphosate Monitoring

Jul 2022 Resolved

2,4-D Monitoring

Jul 2022 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Jul 2022 Resolved

Endothall Monitoring

Jul 2022 Resolved

Dalapon Monitoring

Jul 2022 Resolved

Fluoride Health

Jul 2022 Resolved

Trichloroethylene Monitoring

Jul 2022 Resolved

Chlordane Monitoring

Jul 2022 Resolved

Ethylbenzene Monitoring

Jul 2022 Resolved

Carbofuran Monitoring

Jul 2022 Resolved

1,2,4-Trichlorobenzene Monitoring

Jul 2022 Resolved

CHLOROBENZENE Monitoring

Jul 2022 Resolved

Tetrachloroethylene Monitoring

Jul 2022 Resolved

1,2-DIBROMO-3-CHLOROPROPANE Monitoring

Jul 2022 Resolved

Dinoseb Monitoring

Jul 2022 Resolved

Heptachlor Monitoring

Jul 2022 Resolved

2,4,5-TP Monitoring

Jul 2022 Resolved

1,2-Dichloropropane Monitoring

Jul 2022 Resolved

Di(2-ethylhexyl) adipate Monitoring

Jul 2022 Resolved

Toxaphene Monitoring

Jul 2022 Resolved

OXAMYL Monitoring

Jul 2022 Resolved

1,1-Dichloroethylene Monitoring

Jul 2022 Resolved

1,2-Dichloroethane Monitoring

Jul 2022 Resolved

Total Polychlorinated Biphenyls (PCB) Monitoring

Jul 2022 Resolved

Heptachlor epoxide Monitoring

Jul 2022 Resolved

Benzene Monitoring

Jul 2022 Resolved

1,1,1-Trichloroethane Monitoring

Jul 2022 Resolved

Atrazine Monitoring

Jul 2022 Resolved

Xylenes, Total Monitoring

Jul 2022 Resolved

Fluoride Monitoring

Jan 2022 Resolved

Fluoride Health

Oct 2021 Resolved

Xylenes, Total Monitoring

Jul 2021 Resolved

p-Dichlorobenzene Monitoring

Jul 2021 Resolved

Di(2-ethylhexyl) adipate Monitoring

Jul 2021 Resolved

o-Dichlorobenzene Monitoring

Jul 2021 Resolved

1,2-Dichloroethane Monitoring

Jul 2021 Resolved

Dalapon Monitoring

Jul 2021 Resolved

1,1,1-Trichloroethane Monitoring

Jul 2021 Resolved

Benzene Monitoring

Jul 2021 Resolved

Di(2-ethylhexyl) phthalate Monitoring

Jul 2021 Resolved

trans-1,2-Dichloroethylene Monitoring

Jul 2021 Resolved

Endothall Monitoring

Jul 2021 Resolved

Atrazine Monitoring

Jul 2021 Resolved

1,2,4-Trichlorobenzene Monitoring

Jul 2021 Resolved

Endrin Monitoring

Jul 2021 Resolved

CHLOROBENZENE Monitoring

Jul 2021 Resolved

Toxaphene Monitoring

Jul 2021 Resolved

2,4-D Monitoring

Jul 2021 Resolved

1,1-Dichloroethylene Monitoring

Jul 2021 Resolved

Fluoride Health

Jul 2021 Resolved

Picloram Monitoring

Jul 2021 Resolved

Combined Uranium Monitoring

Jul 2021 Resolved

Pentachlorophenol Monitoring

Jul 2021 Resolved

Toluene Monitoring

Jul 2021 Resolved

cis-1,2-Dichloroethylene Monitoring

Jul 2021 Resolved

1,2-DIBROMO-3-CHLOROPROPANE Monitoring

Jul 2021 Resolved

Fluoride Monitoring

Jul 2021 Resolved

Radium-226 Monitoring

Jul 2021 Resolved

Carbon tetrachloride Monitoring

Jul 2021 Resolved

Carbofuran Monitoring

Jul 2021 Resolved

DICHLOROMETHANE Monitoring

Jul 2021 Resolved

Chlordane Monitoring

Jul 2021 Resolved

1,1,2-Trichloroethane Monitoring

Jul 2021 Resolved

Glyphosate Monitoring

Jul 2021 Resolved

Radium-228 Monitoring

Jul 2021 Resolved

ETHYLENE DIBROMIDE Monitoring

Jul 2021 Resolved

Methoxychlor Monitoring

Jul 2021 Resolved

Simazine Monitoring

Jul 2021 Resolved

Vinyl chloride Monitoring

Jul 2021 Resolved

Dinoseb Monitoring

Jul 2021 Resolved

Heptachlor Monitoring

Jul 2021 Resolved

HEXACHLOROBENZENE Monitoring

Jul 2021 Resolved

2,4,5-TP Monitoring

Jul 2021 Resolved

Total Polychlorinated Biphenyls (PCB) Monitoring

Jul 2021 Resolved

Heptachlor epoxide Monitoring

Jul 2021 Resolved

BHC-GAMMA Monitoring

Jul 2021 Resolved

Combined Radium (-226 and -228) Monitoring

Jul 2021 Resolved

1,2-Dichloropropane Monitoring

Jul 2021 Resolved

Gross Alpha, Excl. Radon and U Monitoring

Jul 2021 Resolved

LASSO Monitoring

Jul 2021 Resolved

Benzo(a)pyrene Monitoring

Jul 2021 Resolved

Diquat Monitoring

Jul 2021 Resolved

Styrene Monitoring

Jul 2021 Resolved

Tetrachloroethylene Monitoring

Jul 2021 Resolved

Trichloroethylene Monitoring

Jul 2021 Resolved

Hexachlorocyclopentadiene Monitoring

Jul 2021 Resolved

Ethylbenzene Monitoring

Jul 2021 Resolved

OXAMYL Monitoring

Jul 2021 Resolved

Fluoride Health

Apr 2021 Resolved

Troy Air Hangar

Groundwater 37 people served

0 violations

Alaska Airlines Yakutat

All resolved

Groundwater 37 people served

1 violation (5yr) · All resolved

Alaska Airlines Prudhoe Bay

Purchased surface water 24 people served

0 violations

Contaminants Found

FluorideHealth-Based

17 violations

All resolved

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

14 violations

Has active

Groundwater RuleHealth-Based

1 violation

All resolved

Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

6 violations

All resolved

CHLOROBENZENEMonitoring

3 violations

All resolved

DinosebMonitoring

3 violations

All resolved

StyreneMonitoring

3 violations

All resolved

Di(2-ethylhexyl) phthalateMonitoring

3 violations

All resolved

TolueneMonitoring

3 violations

All resolved

ToxapheneMonitoring

3 violations

All resolved

1,1,2-TrichloroethaneMonitoring

3 violations

All resolved

PentachlorophenolMonitoring

3 violations

All resolved

Heptachlor epoxideMonitoring

3 violations

All resolved

ETHYLENE DIBROMIDEMonitoring

3 violations

All resolved

OXAMYLMonitoring

3 violations

All resolved

Total Polychlorinated Biphenyls (PCB)Monitoring

3 violations

All resolved

HexachlorocyclopentadieneMonitoring

3 violations

All resolved

trans-1,2-DichloroethyleneMonitoring

3 violations

All resolved

HeptachlorMonitoring

3 violations

All resolved

GlyphosateMonitoring

3 violations

All resolved

2,4,5-TPMonitoring

3 violations

All resolved

MethoxychlorMonitoring

3 violations

All resolved

EthylbenzeneMonitoring

3 violations

All resolved

LASSOMonitoring

3 violations

All resolved

BHC-GAMMAMonitoring

3 violations

All resolved

ChlordaneMonitoring

3 violations

All resolved

TetrachloroethyleneMonitoring

3 violations

All resolved

DiquatMonitoring

3 violations

All resolved

DICHLOROMETHANEMonitoring

3 violations

All resolved

AtrazineMonitoring

3 violations

All resolved

1,2-DIBROMO-3-CHLOROPROPANEMonitoring

3 violations

All resolved

o-DichlorobenzeneMonitoring

3 violations

All resolved

BenzeneMonitoring

3 violations

All resolved

Benzo(a)pyreneMonitoring

3 violations

All resolved

SimazineMonitoring

3 violations

All resolved

CarbofuranMonitoring

3 violations

All resolved

Di(2-ethylhexyl) adipateMonitoring

3 violations

All resolved

1,2-DichloroethaneMonitoring

3 violations

All resolved

EndrinMonitoring

3 violations

All resolved

TrichloroethyleneMonitoring

3 violations

All resolved

1,1,1-TrichloroethaneMonitoring

3 violations

All resolved

Xylenes, TotalMonitoring

3 violations

All resolved

2,4-DMonitoring

3 violations

All resolved

HEXACHLOROBENZENEMonitoring

3 violations

All resolved

1,2,4-TrichlorobenzeneMonitoring

3 violations

All resolved

PicloramMonitoring

3 violations

All resolved

DalaponMonitoring

3 violations

All resolved

p-DichlorobenzeneMonitoring

3 violations

All resolved

1,2-DichloropropaneMonitoring

3 violations

All resolved

Carbon tetrachlorideMonitoring

3 violations

All resolved

cis-1,2-DichloroethyleneMonitoring

3 violations

All resolved

Vinyl chlorideMonitoring

3 violations

All resolved

EndothallMonitoring

3 violations

All resolved

1,1-DichloroethyleneMonitoring

3 violations

All resolved

E. COLIMonitoring

1 violation

All resolved

Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation

All resolved

Combined UraniumMonitoring

1 violation

All resolved

Radium-226Monitoring

1 violation

All resolved

Radium-228Monitoring

1 violation

All resolved

Combined Radium (-226 and -228)Monitoring

1 violation

All resolved

Gross Alpha, Excl. Radon and UMonitoring

1 violation

All resolved

Lead & Copper Levels

Lead (Pb)

Within limit

2 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Seattle (98168) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 195.

Fewer violations 98th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

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. This is general educational information, not an endorsement of any specific product.

Water Quality in Seattle, WA (98168)

Active Health Violations

Location

Water Systems Serving This Area (20)

Seattle Public Utilities

Bellevue City Of

Kent Water Department

Redmond Water System City Of

Lakehaven Water And Sewer District

Highline Water District

Auburn City Of

Renton City Of

Northshore Utility District

Port Of Seattle/Seatac Airport

King County Water District #20

King County Water District #125

Alaska Airlines Bethel

Alaska Airlines Dillingham

Alaska Airlines King Salmon

Alaska Airlines Cordova

Hot Springs Court

Troy Air Hangar

Alaska Airlines Yakutat

Alaska Airlines Prudhoe Bay

Contaminants Found

Lead & Copper Levels

Lead (Pb)

How Does This Compare?

Recommended Water Filters

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code