Certain minerals are radioactive and may emit a form of radiation known as alpha radiation. Some people who 15 pCi/l - 15 pCi/l 0 Alpha emitters Erosion of natural deposits drink water containing alpha emitters in excess of the MCL over many years may have an increased risk of getting cancer. Some people who water containing radium 226 or 5 pCi/l - 5 pCi/l 0 Combined radium Erosion of natural deposits 228 in excess of the MCL over many years may have an increased risk of getting cancer Some people who drink water containing uranium in 0.030 mg/l 1000 30 ppb* 0 Uranium Erosion of natural deposits excess of the MCL over many years may have an increased risk of getting cancer and kidney toxicity * To convert pCi/L to ppb: pCi/L uranium x 1.49 = ppb uranium Inorganic Contaminants Some people who drink water containing antimony well Discharge from fire in excess of the MCL over many years could experience 0.006 mg/l 1000 6 ppb 6 ppb Antimony retardants; ceramics; increases in blood cholesterol and decreases in blood electronics; solder sugar. Erosion of natural deposits; Some people who drink water containing arsenic in 0.01 mg/l 1000 10 ppb n/a Runoff from orchards; excess of the MCL over many years could experience Arsenic Runoff from glass and skin damage or problems with their circulatory system, electronics production wastes and may have an increased risk of getting cancer. Decay of asbestos cement Some people who water containing asbestos in 7 MFL - 7 MFL 7 MFL Asbestos water mains; Erosion of excess of the MCL over many years may have an natural deposits increased risk of developing benign intestinal polyps.
Alpha emitters 15 pCi/l - 15 pCi/l 0 Erosion of natural deposits Certain minerals are radioactive and may emit a form of radiation known as alpha radiation. Some people who drink water containing alpha emitters in excess of the MCL over many years may have an increased risk of getting cancer. Combined radium 5 pCi/l - 5 pCi/l 0 Erosion of natural deposits Some people who water containing radium 226 or 228 in excess of the MCL over many years may have an increased risk of getting cancer Uranium 0.030 mg/l 1000 30 ppb* 0 Erosion of natural deposits Some people who drink water containing uranium in excess of the MCL over many years may have an increased risk of getting cancer and kidney toxicity * To convert pCi/L to ppb: pCi/L uranium x 1.49 = ppb uranium Inorganic Contaminants Antimony 0.006 mg/l 1000 6 ppb 6 ppb Discharge from fire retardants; ceramics; electronics; solder Some people who drink water containing antimony well in excess of the MCL over many years could experience increases in blood cholesterol and decreases in blood sugar. Arsenic 0.01 mg/l 1000 10 ppb n/a Erosion of natural deposits; Runoff from orchards; Runoff from glass and electronics production wastes Some people who drink water containing arsenic in excess of the MCL over many years could experience skin damage or problems with their circulatory system, and may have an increased risk of getting cancer. Asbestos 7 MFL - 7 MFL 7 MFL Decay of asbestos cement water mains; Erosion of natural deposits Some people who water containing asbestos in excess of the MCL over many years may have an increased risk of developing benign intestinal polyps.
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