Perfluorodecanoic acid (PFDA)
EWG Health Guideline
0.006 ppb
National Average
0.008 ppb
Detected In
50 utilities
Health Risks
The EWG Health Guideline of 0.006 ppt for PFDA was defined by EPA's toxicity value published in the Integrated Risk Information System’s toxicological review. This health guideline protects against harm to the immune system and harm to fetal growth and child development.
Filtration Methods
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Activated Carbon
yes
Reverse Osmosis
yes
Ion Exchange
no
Utilities That Detected This Contaminant
| Utility Name | State | Level Detected | Status | |
|---|---|---|---|---|
| Emmaus Borough Public Water | PA | 4.26 ppt | Exceeds Guideline | View |
| Harnett County Department of Public Utilities | NC | 3.9 ppt | Exceeds Guideline | View |
| Town of Holly Springs | NC | 3.9 ppt | Exceeds Guideline | View |
| Little Brook Nursing Hom | NJ | 2.5 ppt | Exceeds Guideline | View |
| Pico Rivera Water Department | CA | 2.46 ppt | Exceeds Guideline | View |
| South Montebello Irrigation District | CA | 1.59 ppt | Exceeds Guideline | View |
| Veolia Delaware Operations | DE | 1.55 ppt | Exceeds Guideline | View |
| Satsuma Water Works | AL | 1.5 ppt | Exceeds Guideline | View |
| Gadsden Water Works and Sewer Board | AL | 1.48 ppt | Exceeds Guideline | View |
| Highland Water Authority | AL | 1.48 ppt | Exceeds Guideline | View |
| Northeast Etowah County Water Co-op | AL | 1.48 ppt | Exceeds Guideline | View |
| Whorton Bend Water Authority | AL | 1.48 ppt | Exceeds Guideline | View |
| Montebello Land & Water Company | CA | 1.33 ppt | Exceeds Guideline | View |
| City of Winston-Salem | NC | 1.12 ppt | Exceeds Guideline | View |
| Salem Water System | LA | 0.925 ppt | Exceeds Guideline | View |
| Five Star Water Supply District | AL | 0.908 ppt | Exceeds Guideline | View |
| Holtville Water System | AL | 0.908 ppt | Exceeds Guideline | View |
| Marbury Water System Inc. | AL | 0.908 ppt | Exceeds Guideline | View |
| Millbrook Utilities | AL | 0.908 ppt | Exceeds Guideline | View |
| Prattville | AL | 0.908 ppt | Exceeds Guideline | View |
| City of Burlington | NC | 0.9 ppt | Exceeds Guideline | View |
| Elon | NC | 0.9 ppt | Exceeds Guideline | View |
| Ariton Water Works | AL | 0.65 ppt | Exceeds Guideline | View |
| Suburban Water Systems - La Mirada | CA | 0.65 ppt | Exceeds Guideline | View |
| Davidson Water Inc. | NC | 0.6 ppt | Exceeds Guideline | View |
| Pico WD | CA | 0.5 ppt | Exceeds Guideline | View |
| San Juan Basin Authority | CA | 0.4 ppt | Exceeds Guideline | View |
| Kings Grant Water Company Inc. | MA | 0.399 ppt | Exceeds Guideline | View |
| Pelham Water Works | AL | 0.388 ppt | Exceeds Guideline | View |
| Shelby County Water System | AL | 0.388 ppt | Exceeds Guideline | View |
| Park Water Company - Bell Gardens | CA | 0.371 ppt | Exceeds Guideline | View |
| Golden State Water Company (GSWC) - South San Gabriel | CA | 0.326 ppt | Exceeds Guideline | View |
| Town of Payson | AZ | 0.325 ppt | Exceeds Guideline | View |
| Davie County Water System | NC | 0.318 ppt | Exceeds Guideline | View |
| City of Brighton | CO | 0.295 ppt | Exceeds Guideline | View |
| Woburn Water Department (MWRA) | MA | 0.274 ppt | Exceeds Guideline | View |
| Talladega County Water System | AL | 0.267 ppt | Exceeds Guideline | View |
| Talladega-shelby Water Treatment Plant | AL | 0.267 ppt | Exceeds Guideline | View |
| Centre Water & Sewer Board | AL | 0.249 ppt | Exceeds Guideline | View |
| Ann Arbor | MI | 0.231 ppt | Exceeds Guideline | View |
| Westerly Water Department | RI | 0.225 ppt | Exceeds Guideline | View |
| Orchard Dale Water District | CA | 0.22 ppt | Exceeds Guideline | View |
| City of Clovis | CA | 0.213 ppt | Exceeds Guideline | View |
| Brockton Water Commission | MA | 0.208 ppt | Exceeds Guideline | View |
| Whitman Water System | MA | 0.208 ppt | Exceeds Guideline | View |
| City of Greensboro | NC | 0.19 ppt | Exceeds Guideline | View |
| City of Anaheim | CA | 0.189 ppt | Exceeds Guideline | View |
| Oakdale | MN | 0.183 ppt | Exceeds Guideline | View |
| Clanton Water Department | AL | 0.18 ppt | Exceeds Guideline | View |
| City of Corona | CA | 0.179 ppt | Exceeds Guideline | View |