Is your water system over the PFAS limit?
The EPA tested nearly every large US public water system for 29 PFAS. In 1717 of them, at least one came back above a federal limit. Search yours below, or browse by state — you'll get the actual levels, our plain verdict on each compound, and the filter that genuinely removes it. We sell nothing and take no affiliate commission.
Browse by state
- 01 1
- 06 1
- 08 1
- 09 3
- Alaska 4
- Alabama 79
- Arkansas 1
- Arizona 25
- California 164
- Colorado 13
- Connecticut 35
- Delaware 14
- Florida 157
- Georgia 42
- Guam 1
- Iowa 8
- Idaho 3
- Illinois 27
- Indiana 19
- Kansas 5
- Kentucky 32
- Louisiana 7
- Massachusetts 106
- Maryland 16
- Maine 5
- Michigan 7
- Minnesota 17
- Missouri 9
- Northern Mariana Islands 1
- Mississippi 7
- Montana 2
- North Carolina 115
- Nebraska 4
- New Hampshire 16
- New Jersey 156
- New Mexico 5
- Nevada 3
- New York 52
- Ohio 59
- Oklahoma 13
- Oregon 11
- Pennsylvania 119
- Puerto Rico 27
- Rhode Island 10
- South Carolina 68
- South Dakota 2
- Tennessee 37
- Texas 103
- Utah 4
- Virginia 20
- US Virgin Islands 1
- Vermont 1
- Washington 34
- Wisconsin 23
- West Virginia 21
- Wyoming 1
Source: US EPA UCMR 5 occurrence data, 2023–2025. Not listed? Your system may not have been sampled, or nothing exceeded a limit — see the national picture.