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Local water dashboard

Official source aggregation

Water quality in Crooked Creek, AK 99575

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

1 active health-based violation
Primary matched system
Crooked Creek Watering Point
Source water
Groundwater
County
Bethel Census Area
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

0.0065 mg/L

43% of action level

Utility match

1 system

Serves 147 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 pass1 fail

Lead (PB90)

0.0065 mg/L

Reported Dec 31, 2025

Copper (CU90)

2.65 mg/L

Reported Dec 31, 2016

Numerical coverage

2 comparable results

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

Lead (90th percentile)

Measured in mg/L

Pass

Local 0.0065

EPA limit 0.015

Local level is 43% of the listed EPA limit.

Copper (90th percentile)

Measured in mg/L

Fail

Local 2.65

EPA limit 1.3

Local level is 204% 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
86
Health-based
1
Active health-based
1
Contaminant or ruleSystemStatusPeriod
Revised Total Coliform RuleAK2280302ResolvedFeb 1, 2026through Feb 28, 2026
Revised Total Coliform RuleAK2280302ResolvedJan 1, 2026through Jan 31, 2026
ChlorineAK2280302ResolvedDec 1, 2025through Dec 31, 2025
Revised Total Coliform RuleAK2280302ResolvedDec 1, 2025through Dec 31, 2025
Revised Total Coliform RuleAK2280302ResolvedJun 1, 2025through Jun 30, 2025
ChlorineAK2280302ResolvedJun 1, 2025through Jun 30, 2025
ChlorineAK2280302ResolvedMay 1, 2025through May 31, 2025
Revised Total Coliform RuleAK2280302ResolvedMay 1, 2025through May 31, 2025
Revised Total Coliform RuleAK2280302ResolvedJan 1, 2025through Jan 31, 2025
Lead and Copper RuleAK2280302ResolvedJan 1, 2025through Jan 8, 2025
ChlorineAK2280302ResolvedJan 1, 2025through Jan 31, 2025
NitrateAK2280302ArchivedJan 1, 2025through Dec 31, 2025
TTHMAK2280302ArchivedJan 1, 2025through Dec 31, 2025
Total Haloacetic Acids (HAA5)AK2280302ArchivedJan 1, 2025through Dec 31, 2025
ChlorineAK2280302ResolvedDec 1, 2024through Dec 31, 2024
Revised Total Coliform RuleAK2280302ResolvedDec 1, 2024through Dec 31, 2024
Revised Total Coliform RuleAK2280302ResolvedNov 1, 2024through Nov 30, 2024
ChlorineAK2280302ResolvedNov 1, 2024through Nov 30, 2024
Revised Total Coliform RuleAK2280302ResolvedSep 1, 2024through Sep 30, 2024
ChlorineAK2280302ResolvedSep 1, 2024through Sep 30, 2024

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 Crooked Creek ZIP 99575 using available compliance data and 2 reported measurement benchmarks.

1 match

Drinking water protection

Under-Sink Reverse Osmosis System

Copper (90th percentile) 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 Crooked Creek

Is tap water safe in Crooked Creek?+

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.