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Local water dashboard

Official source aggregation

Water quality in Karluk, AK 99608

A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Kodiak Island Borough.

1 active health-based violation
Primary matched system
Karluk Water System
Source water
Surface water
County
Kodiak Island Borough
Profile updated

At a glance

What the current records say

Hardness

Unavailable

No qualifying site within 75 miles

Compliance screen

Review needed

1 active health-based record

Lead 90th percentile

3.1e-4 mg/L

2% of action level

Utility match

1 system

Serves 60 people system-wide

Hardness estimate unavailable

No responsible local estimate yet

We did not find enough qualifying recent USGS hardness observations within 75 miles of this ZIP centroid. We leave the value blank instead of substituting a state average. Ask the serving utility or test the household tap for a property-specific result.

EPA benchmark screen

Contaminant snapshot

Available numerical results from associated SDWIS community water systems, compared with the applicable action level or federal MCL. Federal measured-value coverage is incomplete.

1 pass

Lead (PB90)

3.1e-4 mg/L

Reported Dec 31, 2024

Copper (CU90)

Not available

No numerical 90th-percentile result

Numerical coverage

1 comparable result

Missing values remain blank; absence is not treated as a pass.

Lead (90th percentile)

Measured in mg/L

Pass

Local 3.1e-4

EPA limit 0.015

Local level is 2% of the listed EPA limit.

Share of EPA benchmark

100% line = listed limit

EPA SDWIS compliance

Reported violation history

Open EPA source documentation ↗
2026Q2
All records
5
Health-based
1
Active health-based
1
Contaminant or ruleSystemStatusPeriod
Surface Water Treatment RuleAK2250087ResolvedJul 1, 2024through Jul 31, 2024
ChlorineAK2250087ResolvedJul 1, 2024through Jul 31, 2024
Surface Water Treatment RuleAK2250087ResolvedNov 1, 2021through Nov 30, 2021
Surface Water Treatment RuleAK2250087ResolvedOct 1, 2021through Oct 31, 2021
Surface Water Treatment RuleHealth-basedAK2250087UnaddressedAug 1, 2010

No reported violation does not prove that every contaminant was tested or absent; SDWIS measured values are incomplete and lag state records.

Solutions matcher

Your personalized water action plan

Matched to Karluk ZIP 99608 using available compliance data and 1 reported measurement benchmarks.

1 match

Drinking water protection

Under-Sink Reverse Osmosis System

Surface Water Treatment Rule has a measured benchmark flag or active health-based SDWIS record in this profile.

A certified multi-stage RO system targets a broader range of dissolved contaminants at the kitchen tap.

Explore under-sink filtration

Affiliate disclosure: we may earn a commission from qualifying purchases, at no added cost to you. Product matching is educational and does not replace certified water testing.

Frequently asked

Water questions for Karluk

Is tap water safe in Karluk?+

EPA ECHO reports 1 active health-based violation among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.

How hard is the water?+

There are not enough qualifying nearby USGS observations for a responsible hardness estimate. Ask the serving utility or test the household tap.

Do I need a water softener?+

There is no high-hardness trigger in this profile. Confirm with a tap test before buying equipment.