Water Quality in Kwethluk, AK (99621)

EPA violation data for public water systems serving ZIP code 99621.

Past Health-Based Violations

41 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 270 monitoring/reporting violations.

More violations than 99% of US ZIP codes.

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

975

Population

3

Water Systems

311

Violations (5yr)

41

Health-Based

Location

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Water Systems Serving This Area (3)

Kwethluk Washeteria

Groundwater 766 people served
0 violations

Kwethluk New Piped Water System

41 health-based
Surface water 760 people served
311 violations (5yr) · 41 health-based · All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓

Kwethluk Water System

Groundwater 467 people served
0 violations

Contaminants Found

Surface Water Treatment RuleHealth-Based
64 violations
All resolved
CARBON, TOTALHealth-Based
36 violations
All resolved
Total Haloacetic Acids (HAA5)Health-Based
14 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

24 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

13 violations
All resolved
TTHMMonitoring
11 violations
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
4 violations
All resolved
Lead and Copper RuleMonitoring

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

3 violations
All resolved
Benzo(a)pyreneMonitoring
3 violations
All resolved
OXAMYLMonitoring
3 violations
All resolved
Di(2-ethylhexyl) adipateMonitoring
3 violations
All resolved
2,3,7,8-TCDDMonitoring
3 violations
All resolved
ToxapheneMonitoring
3 violations
All resolved
MethoxychlorMonitoring
3 violations
All resolved
PentachlorophenolMonitoring
3 violations
All resolved
CarbofuranMonitoring
3 violations
All resolved
HEXACHLOROBENZENEMonitoring
3 violations
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
3 violations
All resolved
LASSOMonitoring
3 violations
All resolved
GlyphosateMonitoring
3 violations
All resolved
BHC-GAMMAMonitoring
3 violations
All resolved
EndothallMonitoring
3 violations
All resolved
HexachlorocyclopentadieneMonitoring
3 violations
All resolved
DalaponMonitoring
3 violations
All resolved
HeptachlorMonitoring
3 violations
All resolved
EndrinMonitoring
3 violations
All resolved
SimazineMonitoring
3 violations
All resolved
AtrazineMonitoring
3 violations
All resolved
DinosebMonitoring
3 violations
All resolved
DiquatMonitoring
3 violations
All resolved
2,4,5-TPMonitoring
3 violations
All resolved
1,2-DIBROMO-3-CHLOROPROPANEMonitoring
3 violations
All resolved
ChlordaneMonitoring
3 violations
All resolved
PicloramMonitoring
3 violations
All resolved
2,4-DMonitoring
3 violations
All resolved
Di(2-ethylhexyl) phthalateMonitoring
3 violations
All resolved
Heptachlor epoxideMonitoring
3 violations
All resolved
ETHYLENE DIBROMIDEMonitoring
3 violations
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jan 2024

How Does This Compare?

Kwethluk (99621) has more violations than 99% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 311.

Fewer violations 99th 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.

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 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.

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