What contaminants are in Manhattan's water?

Manhattan's water utility tests for 20 different contaminants. Currently, 10 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 Manhattan?

Yes, we recommend using a water filter in Manhattan. With 10 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 Manhattan have any water quality violations?

MANHATTAN WATER SYSTEM 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.

Can you drink tap water in Manhattan?

While you can technically drink tap water in Manhattan as it meets legal requirements, 10 contaminants are above EPA health guidelines. We recommend using a certified water filter for optimal protection, especially for vulnerable individuals.

How often is Manhattan's water tested?

MANHATTAN WATER SYSTEM 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 Manhattan's tap water come from?

Manhattan'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 various methods before distribution.

What is the overall water quality in Manhattan?

Manhattan has 10 contaminants above EPA health guidelines (MCLGs) out of 20+ 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.

Does Manhattan have hard or soft water?

Water hardness information is not currently available for Manhattan. You can contact MANHATTAN WATER SYSTEM at 406-284-3235 (ext: E) for specific hardness data. Generally, water hardness varies by source - groundwater tends to be harder (more minerals) while surface water is often softer. Signs of hard water include white deposits on fixtures, soap scum, and difficulty lathering soap.

What are the most common contaminants detected in Manhattan water?

The most commonly detected contaminants in Manhattan water include: Lead, Arsenic, Dichloroacetic Acid (DCA), Uranium, Gross Alpha (Excl. Radon and Uranium). Of these, 10 exceed EPA health guidelines. These contaminants are regularly monitored by MANHATTAN WATER SYSTEM and reported to the EPA. View the detailed contaminant section above for specific levels and health information.

Manhattan Tap Water Quality Report

Manhattan's water has 10 contaminants above EPA MCLGs. We recommend using a certified water filter.

Utility

MANHATTAN WATER SYSTEM

People Served

1,800

MCL Violations

Last Updated

Is Manhattan Tap Water Safe to Drink?

Manhattan's water has 10 contaminants above EPA health-based guidelines. We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Manhattan's water.

The data below shows test results from 1 water utility serving 1,800 people in the Manhattan area. Water quality testing is conducted regularly and reported to the EPA. This report was last updated .

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Recommended Water Filters for Manhattan

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

Our Pick

BEST LEAD REMOVAL

Pentair Residential Filtration, LLC

Everpure Residential H-300-NXT

(387 reviews)

468

NSF Certified:

NSF-401

NSF-42

NSF-53

Capacity

3001 gal

Filter Life

10 mo

Flow Rate

0.5 gpm

Removes 5 contaminants:

Chlorine (Free), Chlorine (Total), Chlorine Dioxide, Cryptosporidium, Lead

View Details

Best Value

BEST LEAD REMOVAL

Whirlpool Corporation

W11256135

(40,578 reviews)

NSF Certified:

NSF-401

NSF-42

NSF-53

Capacity

1001 gal

Filter Life

3 mo

Flow Rate

0.7 gpm

Removes 19 contaminants:

1,2 Dichlorobenzene, 1,4 Dichlorobenzene, 2,4-D, Asbestos, Atrazine +14 more

View Details

Best Value

BEST LEAD REMOVAL

Whirlpool Corporation

W11569861

(1,273 reviews)

59.97

NSF Certified:

NSF-401

NSF-42

NSF-53

Capacity

1001 gal

Filter Life

3 mo

Flow Rate

0.52 gpm

Removes 22 contaminants:

1,2 Dichlorobenzene, 1,2,4 Trichlorobenzene, 1,4 Dichlorobenzene, 2,4-D, Asbestos +17 more

View Details

Best Value

EDITOR'S CHOICE

BEST BUDGET

Santevia

19.99

NSF Certified:

NSF-42

NSF-53

Flow Rate

0.36 gpm

Removes 1 contaminants:

Chlorine

View Details

Browse All Water Filter Types

Verify Your Water Quality with Independent Testing

With 10 contaminants above EPA health guidelines, independent laboratory testing provides a second opinion and can track changes over time.

RECOMMENDED

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

Order Test Kit

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

Order Test Kit

Tap Score

Haloacetic Acids (HAA9) Test

$275

Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.

7-10 days

9+ tested

EPA Certified

Tests 9 HAA compounds

Identifies chlorination byproducts

Important for chlorinated water

Order Test Kit

EPA-Certified Labs

7-10 Day Results

Easy Mail-In Collection

Browse All Test Kits

Frequently Asked Questions About Manhattan Tap Water

Manhattan's water has 10 contaminants above EPA MCLGs. We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Manhattan's water.

Manhattan Tap Water Quality Report

Is Manhattan Tap Water Safe to Drink?

Recommended Water Filters for Manhattan

Everpure Residential H-300-NXT

W11256135

W11569861

Browse All Water Filter Types

Verify Your Water Quality with Independent Testing

Advanced Home Water Test

Standard Home Water Test

Haloacetic Acids (HAA9) Test

Frequently Asked Questions About Manhattan Tap Water

Is Manhattan tap water safe to drink?

What contaminants are in Manhattan's water?

Do I need a water filter in Manhattan?

Does Manhattan have any water quality violations?

Can you drink tap water in Manhattan?

How often is Manhattan's water tested?

Where does Manhattan's tap water come from?

What is the overall water quality in Manhattan?

Does Manhattan have hard or soft water?

What are the most common contaminants detected in Manhattan water?

Stay Informed About Your Water Quality