City water profile

Water hardness in Windham

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

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 7
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.

Ski Windham

NY1911541 · Groundwater · 856 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

Above action level

Reported level: 0.026 mg/L
Action level: 0.015 mg/L

173% 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: 1.8 mg/L
Action level: 1.3 mg/L

138% of the listed benchmark

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

Violation history (6)

Imported violation history for Ski Windham
Rule	Status	Period
Revised Total Coliform Rule	Archived	Jan 1, 2026 to Jan 31, 2026
Revised Total Coliform Rule	Resolved	Jan 1, 2025 to Jan 31, 2025
Revised Total Coliform Rule	Resolved	Sep 1, 2024 to Sep 30, 2024
Revised Total Coliform Rule	Resolved	Nov 1, 2022 to Nov 30, 2022
Revised Total Coliform Rule	Resolved	Jul 1, 2021 to Jul 31, 2021
Revised Total Coliform Rule	Resolved	Feb 1, 2021 to Feb 28, 2021

Windham Mountain Village

NY1920318 · Groundwater · 545 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 mg/L
Action level: 0.015 mg/L

0% 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: 1.79 mg/L
Action level: 1.3 mg/L

138% of the listed benchmark

Monitoring period: Jan 1, 2015 to Jun 30, 2015

Violation history (11)

Imported violation history for Windham Mountain Village
Rule	Status	Period
Consumer Confidence Rule	Unaddressed	Sep 2, 2025
Consumer Confidence Rule	Unaddressed	Jul 1, 2025
Revised Total Coliform Rule	Resolved	Mar 1, 2025 to Mar 31, 2025
Revised Total Coliform Rule	Resolved	Dec 1, 2024 to Dec 31, 2024
Consumer Confidence Rule	Unaddressed	Jul 1, 2024
Consumer Confidence Rule	Unaddressed	Jan 1, 2024
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Mar 15, 2023
Consumer Confidence Rule	Resolved	Jan 1, 2022 to Mar 15, 2023
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Mar 15, 2022
Revised Total Coliform Rule	Resolved	Apr 1, 2021 to Apr 30, 2021
Consumer Confidence Rule	Resolved	Jan 1, 2021 to Mar 15, 2022

Hensonville (windham W.d.)

NY1900029 · Groundwater · 490 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

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

Violation history (5)

Imported violation history for Hensonville (windham W.d.)
Rule	Status	Period
Revised Total Coliform Rule	Archived	Jan 1, 2026 to Jan 31, 2026
Revised Total Coliform Rule	Resolved	Jun 1, 2025 to Jun 30, 2025
Revised Total Coliform Rule	Resolved	Dec 1, 2024 to Dec 31, 2024
LEAD AND COPPER RULE REVISIONS	Resolved	Oct 17, 2024 to Jan 10, 2025
Lead and Copper Rule	Resolved	Jan 1, 2021 to Aug 18, 2021

Windham Ridge

NY1921944 · Groundwater · 456 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2020 to Dec 31, 2022

Violation history (39)

Imported violation history for Windham Ridge
Rule	Status	Period
Revised Total Coliform Rule	Archived	Mar 1, 2026 to Mar 31, 2026
Revised Total Coliform Rule	Archived	Feb 1, 2026 to Feb 28, 2026
Revised Total Coliform Rule	Archived	Jan 1, 2026 to Jan 31, 2026
Revised Total Coliform Rule	Archived	Dec 1, 2025 to Dec 31, 2025
Revised Total Coliform Rule	Archived	Nov 1, 2025 to Nov 30, 2025
Revised Total Coliform Rule	Archived	Oct 1, 2025 to Oct 31, 2025
Revised Total Coliform Rule	Archived	Aug 1, 2025 to Aug 31, 2025
Revised Total Coliform Rule	Archived	Jul 1, 2025 to Jul 31, 2025
Consumer Confidence Rule	Unaddressed	Jul 1, 2025
Revised Total Coliform Rule	Archived	Jun 1, 2025 to Jun 30, 2025
Revised Total Coliform Rule	Archived	May 1, 2025 to May 31, 2025
Revised Total Coliform Rule	Archived	Apr 1, 2025 to Apr 30, 2025
Revised Total Coliform Rule	Archived	Mar 1, 2025 to Mar 31, 2025
Revised Total Coliform Rule	Archived	Feb 1, 2025 to Feb 28, 2025
Nitrate	Archived	Jan 1, 2025 to Dec 31, 2025
Consumer Confidence Rule	Unaddressed	Jan 1, 2025
Revised Total Coliform Rule	Archived	Jan 1, 2025 to Jan 31, 2025
Revised Total Coliform Rule	Archived	Dec 1, 2024 to Dec 31, 2024
Revised Total Coliform Rule	Archived	Nov 1, 2024 to Nov 30, 2024
Consumer Confidence Rule	Unaddressed	Jul 1, 2024
Consumer Confidence Rule	Unaddressed	Jan 1, 2024
Lead and Copper Rule	Unaddressed	Oct 1, 2023
Revised Total Coliform Rule	Resolved	Aug 1, 2023 to Aug 31, 2023
CYANIDE	Archived	Jan 1, 2023 to Dec 31, 2025
Mercury	Archived	Jan 1, 2023 to Dec 31, 2025
Nickel	Archived	Jan 1, 2023 to Dec 31, 2025
Antimony, Total	Archived	Jan 1, 2023 to Dec 31, 2025
Thallium, Total	Archived	Jan 1, 2023 to Dec 31, 2025
Selenium	Archived	Jan 1, 2023 to Dec 31, 2025
Barium	Archived	Jan 1, 2023 to Dec 31, 2025
Arsenic	Archived	Jan 1, 2023 to Dec 31, 2025
Beryllium, Total	Archived	Jan 1, 2023 to Dec 31, 2025
Fluoride	Archived	Jan 1, 2023 to Dec 31, 2025
Cadmium	Archived	Jan 1, 2023 to Dec 31, 2025
Chromium	Archived	Jan 1, 2023 to Dec 31, 2025
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Mar 15, 2023
Consumer Confidence Rule	Resolved	Jan 1, 2022 to Mar 15, 2023
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Mar 15, 2022
Consumer Confidence Rule	Resolved	Jan 1, 2021 to Mar 15, 2022

Windham Water District

NY1900032 · Groundwater · 420 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: 0.0032 mg/L
Action level: 0.015 mg/L

21% of the listed benchmark

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

Violation history (26)

Imported violation history for Windham Water District
Rule	Status	Period
LEAD AND COPPER RULE REVISIONS	Resolved	Oct 17, 2024 to Jan 10, 2025
Revised Total Coliform Rule	Resolved	Nov 1, 2022 to Nov 30, 2022
Revised Total Coliform Rule	Resolved	Apr 1, 2022 to Apr 30, 2022
Revised Total Coliform Rule	Resolved	Nov 1, 2021 to Nov 30, 2021
Revised Total Coliform Rule	Resolved	Jul 1, 2021 to Jul 31, 2021
Lead and Copper Rule	Resolved	Jul 1, 2021 to Mar 14, 2022
1,2,4-Trichlorobenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
o-Dichlorobenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
p-Dichlorobenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
Vinyl chloride	Resolved	Jan 1, 2021 to Mar 31, 2021
1,1-Dichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
1,1,1-Trichloroethane	Resolved	Jan 1, 2021 to Mar 31, 2021
Carbon tetrachloride	Resolved	Jan 1, 2021 to Mar 31, 2021
1,2-Dichloropropane	Resolved	Jan 1, 2021 to Mar 31, 2021
Trichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
Tetrachloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
CHLOROBENZENE	Resolved	Jan 1, 2021 to Mar 31, 2021
Benzene	Resolved	Jan 1, 2021 to Mar 31, 2021
1,1,2-Trichloroethane	Resolved	Jan 1, 2021 to Mar 31, 2021
1,2-Dichloroethane	Resolved	Jan 1, 2021 to Mar 31, 2021
trans-1,2-Dichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
Toluene	Resolved	Jan 1, 2021 to Mar 31, 2021
cis-1,2-Dichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
DICHLOROMETHANE	Resolved	Jan 1, 2021 to Mar 31, 2021
Styrene	Resolved	Jan 1, 2021 to Mar 31, 2021
Ethylbenzene	Resolved	Jan 1, 2021 to Mar 31, 2021

Crystal Pond Water Works

NY1922836 · Groundwater · 250 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

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

Violation history (37)

Imported violation history for Crystal Pond Water Works
Rule	Status	Period
Consumer Confidence Rule	Unaddressed	Sep 2, 2025
Consumer Confidence Rule	Unaddressed	Jul 1, 2025
TTHM	Archived	Apr 1, 2025 to Jun 30, 2025
Total Haloacetic Acids (HAA5)	Archived	Apr 1, 2025 to Jun 30, 2025
Revised Total Coliform Rule	Resolved	Dec 1, 2024 to Dec 31, 2024
Total Haloacetic Acids (HAA5)	Archived	Oct 1, 2024 to Dec 31, 2024
TTHM	Archived	Oct 1, 2024 to Dec 31, 2024
Consumer Confidence Rule	Unaddressed	Jul 1, 2024
Consumer Confidence Rule	Unaddressed	Jan 1, 2024
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Mar 13, 2023
Consumer Confidence Rule	Resolved	Jan 1, 2022 to Mar 13, 2023
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Mar 15, 2022
Revised Total Coliform Rule	Resolved	Jun 1, 2021 to Jun 30, 2021
Revised Total Coliform Rule	Resolved	Apr 1, 2021 to Apr 30, 2021
TTHM	Resolved	Jan 1, 2021 to Dec 31, 2021
1,2,4-Trichlorobenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
DICHLOROMETHANE	Resolved	Jan 1, 2021 to Mar 31, 2021
o-Dichlorobenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
Vinyl chloride	Resolved	Jan 1, 2021 to Mar 31, 2021
1,1-Dichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
trans-1,2-Dichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
1,2-Dichloroethane	Resolved	Jan 1, 2021 to Mar 31, 2021
1,1,1-Trichloroethane	Resolved	Jan 1, 2021 to Mar 31, 2021
Carbon tetrachloride	Resolved	Jan 1, 2021 to Mar 31, 2021
Trichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
1,1,2-Trichloroethane	Resolved	Jan 1, 2021 to Mar 31, 2021
CHLOROBENZENE	Resolved	Jan 1, 2021 to Mar 31, 2021
Ethylbenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
Consumer Confidence Rule	Resolved	Jan 1, 2021 to Mar 15, 2022
Tetrachloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021
Styrene	Resolved	Jan 1, 2021 to Mar 31, 2021
Total Haloacetic Acids (HAA5)	Resolved	Jan 1, 2021 to Dec 31, 2021
1,2-Dichloropropane	Resolved	Jan 1, 2021 to Mar 31, 2021
Toluene	Resolved	Jan 1, 2021 to Mar 31, 2021
Benzene	Resolved	Jan 1, 2021 to Mar 31, 2021
p-Dichlorobenzene	Resolved	Jan 1, 2021 to Mar 31, 2021
cis-1,2-Dichloroethylene	Resolved	Jan 1, 2021 to Mar 31, 2021

Quads At Windham

NY1921452 · Groundwater · 166 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 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

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

Arsenic

EPA SDWIS reported health-based violation

Reported violation

Reported level: 11.6 UG/L
Maximum contaminant level: 0.01 UG/L

116000% of the listed benchmark

Monitoring period: Oct 1, 2022 to Dec 31, 2022

Violation history (15)

Imported violation history for Quads At Windham
Rule	Status	Period
Consumer Confidence Rule	Unaddressed	Sep 2, 2025
Revised Total Coliform Rule	Resolved	Jul 1, 2025 to Jul 31, 2025
Arsenic	Archived	Jul 1, 2025 to Sep 30, 2025
Consumer Confidence Rule	Unaddressed	Jul 1, 2025
Revised Total Coliform Rule	Resolved	Dec 1, 2024 to Dec 31, 2024
Lead and Copper Rule	Unaddressed	Oct 1, 2024
Consumer Confidence Rule	Unaddressed	Jul 1, 2024
Consumer Confidence Rule	Unaddressed	Jan 1, 2024
ArsenicHealth-based	Resolved	Oct 1, 2022 to Dec 31, 2022
ArsenicHealth-based	Resolved	Jul 1, 2022 to Sep 30, 2022
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Mar 13, 2023
Consumer Confidence Rule	Resolved	Jan 1, 2022 to Mar 13, 2023
Consumer Confidence Rule	Resolved	Jul 1, 2021 to Mar 15, 2022
Revised Total Coliform Rule	Resolved	Apr 1, 2021 to Apr 30, 2021
Consumer Confidence Rule	Resolved	Jan 1, 2021 to Mar 15, 2022

City summary

What the indexed records say

Windham has 1 published ZIP profile across Greene County. The regional-evidence median is 71 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: 8.2 miles
Profiles with evidence: 1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Oct 19, 2016 to Sep 23, 2021.

ZIP directory

Water reports in Windham

Open a ZIP for site-level provenance and measurements.

ZIP code

12496

Moderately Hard

71.4 PPM

Nearest site: 8.2 mi
Confidence: Moderate

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

Athens

Greene County

105 PPM median

Cairo

Greene County

128 PPM median

Catskill

Greene County

28 PPM median

Coxsackie

Greene County

157 PPM median

Fleischmanns

Greene County

47 PPM median

Greenville

Greene County

122 PPM median

Search all 502 New York cities →

Questions people ask

About water in Windham

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.