Diquat
EWG Health Guideline
6 ppb
Legal Limit (EPA)
20 ppb
National Average
0.00161 ppb
Detected In
16 utilities
Health Risks
The EWG Health Guideline of 6 ppb for diquat was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cataracts.
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
Utilities That Detected This Contaminant
| Utility Name | State | Level Detected | Status | |
|---|---|---|---|---|
| Crestline Village County Water District - Division 10 | CA | 0.267 ppb | Detected | View |
| City of Austin Water & Wastewater | TX | 0.2 ppb | Detected | View |
| North Austin Municipal Utility District 1 | TX | 0.2 ppb | Detected | View |
| Northtown MUD | TX | 0.2 ppb | Detected | View |
| Wells Branch MUD 1 | TX | 0.2 ppb | Detected | View |
| Windermere Community | TX | 0.142 ppb | Detected | View |
| Newberg-springs, City of | OR | 0.136 ppb | Detected | View |
| N.A.S. Jacksonville | FL | 0.123 ppb | Detected | View |
| City of Maitland | FL | 0.111 ppb | Detected | View |
| Lemoyne Water System Inc. | AL | 0.08 ppb | Detected | View |
| Belmont Waterworks Inc. | LA | 0.0457 ppb | Detected | View |
| Ebarb Wwks District # 1 - N Ebarb/belmont | LA | 0.0457 ppb | Detected | View |
| Sunrise Southwest | FL | 0.04 ppb | Detected | View |
| City Of Dixon | CA | 0.025 ppb | Detected | View |
| Cecilia Water Corporation | LA | 0.02 ppb | Detected | View |
| City of Alexandria Water System | LA | 0.005 ppb | Detected | View |