What contaminants are in Lake of the Woods's water?

Lake of the Woods's water utility tests for 83 different contaminants. Currently, 2 contaminants are above EPA MCLGs. You can view detailed information about each contaminant, including test results, health effects, and comparisons to EPA MCLGs in the sections above.

Do I need a water filter in Lake of the Woods?

Yes, we recommend using a water filter in Lake of the Woods. With 2 contaminants above EPA MCLGs, a certified water filter can reduce your exposure to these substances. Look for filters certified for NSF-53 (health effects) or NSF-58 (reverse osmosis) that specifically remove the contaminants found in your water.

Does Lake of the Woods have any water quality violations?

ARIZONA WATER CO - LAKESIDE currently has no reported Maximum Contaminant Level (MCL) violations, meaning the water meets all federal legal limits. However, health-based guidelines are often more protective than legal limits, which is why we compare test results to EPA MCLG Levels on this page.

Is Lake of the Woods's water hard or soft?

Lake of the Woods's water has null PPM average hardness. Soft water is generally easier on plumbing and appliances, and requires less soap for cleaning.

What are the main contaminants in Lake of the Woods tap water?

The main contaminants of concern in Lake of the Woods's tap water include Gross Alpha Activity, Arsenic. These substances were found above EPA health-based guidelines. You can view detailed information about each contaminant, including health effects and recommended filters, in the contaminants section above.

Can you drink tap water in Lake of the Woods?

While you can technically drink tap water in Lake of the Woods as it meets legal requirements, 2 contaminants are above EPA health guidelines. We recommend using a certified water filter for optimal protection, especially for vulnerable individuals.

How often is Lake of the Woods's water tested?

ARIZONA WATER CO - LAKESIDE is required by federal law to test water quality regularly. The frequency depends on the contaminant - some are tested daily (like bacteria), while others are tested monthly, quarterly, or annually. The test results shown on this page are from the most recent testing period reported to the EPA.

Where does Lake of the Woods's tap water come from?

Lake of the Woods's drinking water comes from groundwater. Groundwater sources like wells and aquifers often have natural filtration through soil and rock layers. The utility treats this water using disinfection before distribution.

What is the overall water quality in Lake of the Woods?

Lake of the Woods has 2 contaminants above EPA health guidelines (MCLGs) out of 83+ tested. While meeting federal legal limits (MCLs), the presence of contaminants above health-based guidelines suggests that using a certified water filter could provide additional protection, especially for sensitive populations.

What are the most common contaminants detected in Lake of the Woods water?

The most commonly detected contaminants in Lake of the Woods water include: Gross Alpha Activity, Arsenic, Sodium, Total THMs, Copper. Of these, 2 exceed EPA health guidelines. These contaminants are regularly monitored by ARIZONA WATER CO - LAKESIDE and reported to the EPA. View the detailed contaminant section above for specific levels and health information.

Lake of the Woods Tap Water Quality Report

Lake of the Woods's water has 2 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.

Utility

ARIZONA WATER CO

People Served

12,191

MCL Violations

Last Updated

2025-07-30

Is Lake of the Woods Tap Water Safe to Drink?

Lake of the Woods's water has 2 contaminants above EPA health-based guidelines (MCLGs). While the water meets federal legal limits, we recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.

The data below shows test results from 1 water utility serving 12,191 people in the Lake of the Woods area. Water quality testing is conducted regularly and reported to the EPA. This report was last updated 2025-07-30.

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Lake of the Woods Water Service Areas

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Recommended Water Filters for Lake of the Woods

Based on Lake of the Woods's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.

Our Pick

EDITOR'S CHOICE

BEST OVERALL PERFORMANCE

AquaTru

Classic

449

NSF Certified:

NSF-42

NSF-53

NSF-58

NSF-401

NSF-P473

NSF-372

Flow Rate

0.04 gpm

Daily Production

600 gpd

Removes 23 contaminants:

83+, Lead, Fluoride, Strontium, Uranium +18 more

View Details

Highly Rated

EDITOR'S CHOICE

BEST EFFICIENCY

AquaTru

Carafe

349

NSF Certified:

NSF-53

NSF-42

NSF-58

NSF-401

NSF-372

NSF-P473

Flow Rate

0.3 gpm

Daily Production

4 gpd

Removes 17 contaminants:

PFOA, PFOS, Chlorine, Lead, Fluoride +12 more

View Details

Best Value

Waterdrop

G3 P600

(135 reviews)

109.99

NSF Certified:

NSF-58

Flow Rate

600 gpm

Daily Production

600 gpd

Removes 4 contaminants:

Lead, Fluoride, Arsenic, Total Dissolved Solids

View Details

Highly Rated

BEST BEST TANKLESS RO FILTRATION SYSTEM FOR SMALL SPACES

Waterdrop

G3 P800

999

NSF Certified:

NSF-42

NSF-53

NSF-58

NSF-372

Flow Rate

800 gpm

Daily Production

800 gpd

Removes 15 contaminants:

10+ contaminants, Fluoride, Lead, Arsenic, 1,000+ +10 more

View Details

Browse All Water Filter Types

Test Your Water Quality

Professional laboratory testing provides accurate, detailed analysis of your drinking water.

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SimpleLab

Standard Home Water Test

$232

Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.

(209 reviews)

7-10 days

200+ tested

EPA Certified

Tests 200+ contaminants

EPA-certified laboratory

Easy mail-in sample collection

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SimpleLab

Advanced Home Water Test

$369

Most comprehensive home water test including all standard tests plus additional parameters for ultimate peace of mind.

(19 reviews)

7-10 days

300+ tested

EPA Certified

Tests 300+ parameters

Most thorough analysis available

EPA-certified laboratory

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Tap Score

Advanced Microplastics Test

$636

Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.

(30 reviews)

10-14 days

1+ tested

Advanced detection technology

Comprehensive particle analysis

Emerging contaminant testing

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Frequently Asked Questions About Lake of the Woods Tap Water

Lake of the Woods's water has 2 contaminants above EPA MCLGs. While the water meets federal legal limits, we recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.

Lake of the Woods Tap Water Quality Report

Is Lake of the Woods Tap Water Safe to Drink?

Lake of the Woods Water Service Areas

Recommended Water Filters for Lake of the Woods

Classic

Carafe

G3 P600

G3 P800

Browse All Water Filter Types

Test Your Water Quality

Standard Home Water Test

Advanced Home Water Test

Advanced Microplastics Test

Frequently Asked Questions About Lake of the Woods Tap Water

Is Lake of the Woods tap water safe to drink?

What contaminants are in Lake of the Woods's water?

Do I need a water filter in Lake of the Woods?

Does Lake of the Woods have any water quality violations?

Is Lake of the Woods's water hard or soft?

What are the main contaminants in Lake of the Woods tap water?

Can you drink tap water in Lake of the Woods?

How often is Lake of the Woods's water tested?

Where does Lake of the Woods's tap water come from?

What is the overall water quality in Lake of the Woods?

What are the most common contaminants detected in Lake of the Woods water?

Stay Informed About Your Water Quality