Glass of dirty water

You wouldn't drink this, would you?

Yet you may not know what's actually in your tap water. Contaminants can be invisible to the naked eye, but their effects on your health are real.

Why Water Quality Matters

Your tap water can contain contaminants that pose serious health risks

325K+
NYC residents potentially affected by water contaminants
12
EPA water quality violations in NYC last year
40%
of NYC buildings have potentially concerning lead levels

Our Mission

We provide transparent, accurate information about your water quality so you can make informed decisions

Research-Based

Our data comes from official government sources, independent testing, and environmental reports to give you the most accurate information.

Neighborhood Specific

Water quality varies dramatically across NYC. We provide borough and neighborhood-specific data you can actually use.

Education Focused

We translate complex water quality information into easy-to-understand resources that help you protect your family's health.

What We Cover

Our comprehensive water quality resources help you understand:

  • Common contaminants in NYC's water supply
  • Health effects of different water pollutants
  • How your neighborhood's water quality measures up
  • What water quality test results actually mean
  • Historical trends in NYC water quality
Explore NYC Water Quality
Water quality testing

Recent Articles

View All
Lead pipes in NYC
March 15, 2025

The Hidden Lead Problem: NYC's Aging Infrastructure

How decades-old pipes are still affecting water quality in thousands of NYC homes and what you can do about it.

Read More →
PFAS testing
March 5, 2025

PFAS: The "Forever Chemicals" in Your Tap Water

Understanding the health impacts of PFAS contamination and which NYC neighborhoods are most affected.

Read More →
Home water filtering
February 25, 2025

Understanding Water Quality Test Results

A guide to interpreting your NYC water quality report and what those technical terms actually mean for your health.

Read More →

What Our Readers Say

"Thanks to Clean Air and Water, I finally understand what's in my tap water. I had no idea my building in the Bronx had such high lead levels. This information helped me take steps to protect my family."

Maria L.
South Bronx

"I've always been concerned about my water quality but found the official reports confusing. This site breaks everything down in a way that's actually understandable. Great resource!"

David K.
Queens

"As a new parent, I was worried about water quality and its effect on my baby. The neighborhood-specific data helped me make informed decisions about our drinking water. Thank you!"

Sarah J.
Brooklyn

Ready to discover what's in your water?

Knowledge is the first step toward making better decisions about the water you and your family drink every day.

Check NYC Water Quality Now