What contaminants are in Osterville's water?

Osterville's water utility tests for 153 different contaminants. Currently, 1 contaminant is 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 Osterville?

Yes, we recommend using a water filter in Osterville. With 1 contaminant 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 Osterville have any water quality violations?

CENTERVILLE OSTERVILLE MARSTONS MILLS WD 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 Osterville's water hard or soft?

Osterville's water has 22 PPM average hardness. Soft water is generally easier on plumbing and appliances, and requires less soap for cleaning.

What are the main contaminants in Osterville tap water?

The main contaminants of concern in Osterville's tap water include Perfluorooctanoic acid. 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 Osterville?

While you can technically drink tap water in Osterville as it meets legal requirements, 1 contaminant is above EPA health guidelines. We recommend using a certified water filter for optimal protection, especially for vulnerable individuals.

How often is Osterville's water tested?

CENTERVILLE OSTERVILLE MARSTONS MILLS WD 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 Osterville's tap water come from?

Osterville'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 before distribution.

What is the overall water quality in Osterville?

Osterville has 1 contaminant above EPA health guidelines (MCLGs) out of 153+ 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 Osterville water?

The most commonly detected contaminants in Osterville water include: Turbidity, Hardness (Total), pH, Perfluorooctanoic acid, Specific Conductivity. Of these, 1 exceeds EPA health guidelines. These contaminants are regularly monitored by CENTERVILLE OSTERVILLE MARSTONS MILLS WD and reported to the EPA. View the detailed contaminant section above for specific levels and health information.

Osterville Tap Water Quality Report

Osterville's water has 1 contaminant above EPA MCLGs. Consider using a certified water filter for additional protection.

Utility

CENTERVILLE OSTERVILLE MARSTONS

People Served

50,000

MCL Violations

Last Updated

2025-08-04

Is Osterville Tap Water Safe to Drink?

Osterville's water has 1 contaminant 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 50,000 people in the Osterville area. Water quality testing is conducted regularly and reported to the EPA. This report was last updated 2025-08-04.

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Osterville Water Service Areas

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Recommended Water Filters for Osterville

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

Our Pick

EDITOR'S CHOICE

BEST BUDGET

Culligan

ZeroWater

24.99

NSF Certified:

NSF-42

NSF-53

NSF-401

NSF-372

Flow Rate

1.9 gpm

Daily Production

1 gpd

Removes 19 contaminants:

Nitrate, Copper, Zinc, Barium, Sulfate +14 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

Highly Rated

Waterdrop

N/A

(65 reviews)

39.99

NSF Certified:

NSF-42

NSF-53

Flow Rate

1 gpm

Removes 5 contaminants:

Various, Chlorine, Heavy metals, Fluoride, Bacteria

View Details

Highly Rated

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

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

PFAS Forever Chemicals Test

$239

Specialized test for PFOA, PFOS, and 24 other forever chemicals. Essential for areas near military bases, airports, or industrial sites.

(24 reviews)

7-10 days

26+ tested

EPA Certified

Tests for 26 PFAS compounds

Detects down to EPA's 4 ppt limit

Critical for high-risk areas

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EPA-Certified Labs

7-10 Day Results

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Frequently Asked Questions About Osterville Tap Water

Osterville's water has 1 contaminant 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.

Osterville Tap Water Quality Report

Is Osterville Tap Water Safe to Drink?

Osterville Water Service Areas

Recommended Water Filters for Osterville

ZeroWater

N/A

W11256135

Browse All Water Filter Types

Test Your Water Quality

Standard Home Water Test

Advanced Home Water Test

PFAS Forever Chemicals Test

Frequently Asked Questions About Osterville Tap Water

Is Osterville tap water safe to drink?

What contaminants are in Osterville's water?

Do I need a water filter in Osterville?

Does Osterville have any water quality violations?

Is Osterville's water hard or soft?

What are the main contaminants in Osterville tap water?

Can you drink tap water in Osterville?

How often is Osterville's water tested?

Where does Osterville's tap water come from?

What is the overall water quality in Osterville?

What are the most common contaminants detected in Osterville water?

Stay Informed About Your Water Quality