
All results & information have not been verified. All data is provided by the applicable company and may be estimated based on scientific data. Ratings and scoring are subject to drastically change based on new data / research.
A toxic element found naturally in soil and water, and also from industrial and agricultural sources.
Can cause skin, bladder, lung, and kidney cancer. It may also affect the cardiovascular and nervous systems with long-term exposure.
A naturally occurring element often derived from industrial discharges and natural deposits.
Can lead to increased blood pressure, heart and nervous system problems, and long- term exposure may cause kidney damage.
A metal found in water from industrial waste, especially from metal plating and textile production.
Can cause skin irritation and damage to the liver and kidneys. Long-term exposure is linked to lung and nasal cancer.
A naturally occurring mineral added to water to prevent tooth decay.
High levels can cause fluorosis (staining of teeth) and, in extreme cases, bone weakness and thyroid issues.
Commonly found in water due to agricultural runoff, sewage, and industrial waste.
Can cause methemoglobinemia, or "blue baby syndrome," in infants and may increase the risk of cancer and thyroid problems with prolonged exposure.
A naturally occurring mineral found in water from soil leaching, rocks, and industrial processes.
High sulfate levels can cause gastrointestinal discomfort, including diarrhea, especially in infants and sensitive populations.
In California and Portland, the water is sourced from Opla Springs, and in Texas and Florida
A naturally occurring ion found in salts, sometimes entering water from road salt, sewage, or industrial processes.
A heavy isotope of hydrogen, naturally occurring in small quantities.