City water profile

Water hardness in Chester

Find official utility reports, understand hardness, and check the water system serving your home in Chester, New York.

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 10
Active health records: 0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →

Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Chester Village

NY3503524 · Surface water · 3,448 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.012 mg/L
Action level: 0.015 mg/L

80% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (1)

Imported violation history for Chester Village
Rule	Status	Period
LEAD AND COPPER RULE REVISIONS	Resolved	Oct 17, 2024 to Mar 10, 2025

Lake Hill Farms Water District

NY3505650 · Groundwater · 1,868 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.001 mg/L
Action level: 0.015 mg/L

7% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (1)

Imported violation history for Lake Hill Farms Water District
Rule	Status	Period
Revised Total Coliform Rule	Resolved	Apr 1, 2025 to Apr 30, 2025

Chestertown Water District

NY5600102 · Groundwater · 885 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0039 mg/L
Action level: 0.015 mg/L

26% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 5.55 mg/L
Action level: 1.3 mg/L

427% of the listed benchmark

Monitoring period: Jul 1, 2005 to Dec 31, 2005

Violation history (1)

Imported violation history for Chestertown Water District
Rule	Status	Period
Revised Total Coliform Rule	Resolved	Jul 1, 2023 to Jul 31, 2023

Surrey Meadow W.d.

NY3503582 · Groundwater · 784 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.001 mg/L
Action level: 0.015 mg/L

7% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Walton Lake Estates W.d.

NY3503525 · Groundwater · 768 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0012 mg/L
Action level: 0.015 mg/L

8% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 1.6 mg/L
Action level: 1.3 mg/L

123% of the listed benchmark

Monitoring period: Jan 1, 2004 to Jun 30, 2004

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Sugar Loaf Hills

NY3503576 · Groundwater · 591 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0013 mg/L
Action level: 0.015 mg/L

9% of the listed benchmark

Monitoring period: Jan 1, 2022 to Dec 31, 2024

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Pottersville Water District

NY5600110 · Groundwater · 315 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0014 mg/L
Action level: 0.015 mg/L

9% of the listed benchmark

Monitoring period: Jul 1, 2025 to Dec 31, 2025

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 2.01 mg/L
Action level: 1.3 mg/L

155% of the listed benchmark

Monitoring period: Jul 1, 2024 to Dec 31, 2024

Violation history (10)

Imported violation history for Pottersville Water District
Rule	Status	Period
Revised Total Coliform Rule	Resolved	Jun 1, 2023 to Jun 30, 2023
Nitrate	Resolved	Apr 1, 2023 to Jun 30, 2023
Lead and Copper Rule	Resolved	Jan 1, 2023 to Sep 20, 2023
Nitrate	Resolved	Oct 1, 2022 to Dec 31, 2022
Nitrate	Resolved	Jul 1, 2022 to Sep 30, 2022
Nitrate	Resolved	Apr 1, 2022 to Jun 30, 2022
Lead and Copper Rule	Resolved	Jan 1, 2022 to Jan 19, 2022
Nitrate	Resolved	Jan 1, 2022 to Dec 31, 2022
Nitrate	Resolved	Jan 1, 2022 to Mar 31, 2022
Lead and Copper Rule	Resolved	Jan 1, 2022 to Sep 20, 2023

Bellvale Community

NY3503889 · Groundwater · 180 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.001 mg/L
Action level: 0.015 mg/L

7% of the listed benchmark

Monitoring period: Jan 1, 2021 to Dec 31, 2023

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

King Tract

NY3503598 · Groundwater · 150 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0028 mg/L
Action level: 0.015 mg/L

19% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (3)

Imported violation history for King Tract
Rule	Status	Period
LEAD AND COPPER RULE REVISIONS	Unaddressed	Jul 2, 2025
Lead and Copper Rule	Resolved	Jun 6, 2025 to Aug 28, 2025
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Aug 27, 2022

Field Crest

NY3530191 · Surface water · 147 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.013 mg/L
Action level: 0.015 mg/L

87% of the listed benchmark

Monitoring period: Jan 1, 2003 to Dec 31, 2005

Violation history (1)

Imported violation history for Field Crest
Rule	Status	Period
Revised Total Coliform Rule	Archived	Dec 1, 2025 to Dec 31, 2025

City summary

What the indexed records say

Chester has 1 published ZIP profile across Orange County. The regional-evidence median is 99 PPM. The city does not meet the stricter comparison standard.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard1 ZIP

Hard0 ZIPs

Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 6.3 miles
Profiles with evidence: 1/1

Confidence labels

High: 1Moderate: 0Low: 0

Observation window: Aug 1, 2016 to Mar 5, 2025.

ZIP directory

Water reports in Chester

Open a ZIP for site-level provenance and measurements.

ZIP code

10918

Moderately Hard

98.5 PPM

Nearest site: 6.3 mi
Confidence: High

View full ZIP evidence →

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other New York communities

Cornwall-On-Hudson

Orange County

96 PPM median

Florida

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97 PPM median

Goshen

Orange County

77 PPM median

Greenwood Lake

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281 PPM median

Maybrook

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183 PPM median

Middletown

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97 PPM median

Search all 502 New York cities →

Questions people ask

About water in Chester

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.