Free Water Analysis

Cobalt

EWG Health Guideline
70 ppb
National Average
0.0265 ppb
Detected In
50 utilities

Health Risks

The EWG Health Guideline of 70 ppb for cobalt was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.

Filtration Methods

Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes
Activated Carbon
no
Reverse Osmosis
yes
Ion Exchange
yes

Utilities That Detected This Contaminant

Utility Name State Level Detected Status
Bordentown Water Departm NJ 15.8 ppb Detected View
Cape Girardeau MO 11.7 ppb Detected View
Franklin Square WD NY 11.3 ppb Detected View
South Brunswick Twp W NJ 6.71 ppb Detected View
South Huntington Water Department NY 3.84 ppb Detected View
Hicksville WD NY 3.34 ppb Detected View
Bridgewater Water Department MA 3.14 ppb Detected View
Cottage Grove MN 3.03 ppb Detected View
Whittier Water Department CA 2.55 ppb Detected View
Houston County - Feagin Mill GA 2.38 ppb Detected View
Merchantville Pennsauken NJ 2.16 ppb Detected View
NJ American Water - Atlantic County NJ 1.95 ppb Detected View
Bethpage WD NY 1.92 ppb Detected View
Liberty New York Water - Merrick NY 1.88 ppb Detected View
Moscow Water Department ID 1.86 ppb Detected View
Town of Hempstead Water Department NY 1.86 ppb Detected View
East Windsor MUA NJ 1.84 ppb Detected View
Liberty New York Water - Lynbrook NY 1.83 ppb Detected View
Glen Burnie-Broadneck MD 1.81 ppb Detected View
Bridgeton City Water Department NJ 1.78 ppb Detected View
Aqua NJ - Hamilton Square NJ 1.76 ppb Detected View
Brookwood Comm. Water System NC 1.74 ppb Detected View
Monroe Township Utility Department NJ 1.65 ppb Detected View
Suburban Water Systems - Whittier CA 1.64 ppb Detected View
Massapequa WD NY 1.61 ppb Detected View
Plainview WD NY 1.59 ppb Detected View
City of Laurinburg NC 1.46 ppb Detected View
City of Bradenton FL 1.29 ppb Detected View
West Escambia Utilities Inc. AL 1.13 ppb Detected View
Willingboro MUA NJ 1.08 ppb Detected View
Millville Water Department NJ 1.06 ppb Detected View
Moorestown Water Department NJ 1.04 ppb Detected View
Aqua NJ - Eastern Division NJ 0.967 ppb Detected View
Carrollton Water Works AL 0.95 ppb Detected View
Pickens County Water and F. P. Authority AL 0.95 ppb Detected View
Rockford IL 0.94 ppb Detected View
Perry GA 0.933 ppb Detected View
Rosemount MN 0.925 ppb Detected View
Vineland Water & Sewer Utility NJ 0.917 ppb Detected View
Acton MUD TX 0.891 ppb Detected View
Norton Water Department MA 0.88 ppb Detected View
Garden City NY 0.879 ppb Detected View
Rockville Centre NY 0.83 ppb Detected View
Barnegat Twp Water Sewer NJ 0.82 ppb Detected View
Holley-Navarre Water System FL 0.819 ppb Detected View
Perth Amboy Water Department NJ 0.813 ppb Detected View
Pico Rivera Water Department CA 0.775 ppb Detected View
City of Aberdeen MD 0.775 ppb Detected View
Roslyn WD NY 0.773 ppb Detected View
Lincoln County Board of Public Utilities #1 TN 0.753 ppb Detected View