City of Watsonville (CA) Water Quality

City of Watsonville is a large public water system in EPA region 9 that provides tap water for the 95019, 95077 zip codes. It has 31 facilities where the water supply was tested for 77 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 4.24 µg/L. The maximum reported level of Manganese was 35 µg/L. There were 2 contamintants found in the City of Watsonville water supply at levels that were above the minimum reporting level.

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Contaminants

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• 1,1-dichloroethane (26)
• 1,2,3-trichloropropane (26)
• 1,3-butadiene (26)
• 1,4-dioxane (26)
• 1-butanol (24)
• 11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (28)
• 1H,1H,2H,2H-perfluorodecane sulfonic acid (28)
• 1H,1H,2H,2H-perfluorohexane sulfonic acid (28)
• 1H,1H,2H,2H-perfluorooctane sulfonic acid (28)
• 2,4-dinitrotoluene (31)
• 2,6-dinitrotoluene (31)
• 2-methoxyethanol (24)
• 2-propen-1-ol (Allyl Alcohol) (24)
• 4,4'-dichloro dichlorophenyl ethylene (DDE) (31)
• 4,8-dioxa-3H-perfluorononanoic acid (28)
• 9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (28)
• alpha-hexachlorocyclohexane (24)
• bromochloromethane (Halon 1011) (26)
• bromomethane (26)
• Butylated Hydroxyanisole (24)
• chlorate (33)
• chlorodifluoromethane (HCFC-22) (26)
• chloromethane (26)
• chlorpyrifos (24)
• chromium (34)
• chromium-6 (34)
• cobalt (34)
• dimethipin (24)
• dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (31)
• diuron (1)
• ethoprop (24)
• Germanium (24)
• HAA5 (five regulated haloacetic acids) (32)
• HAA6Br (six brominated haloacetic acids) (32)
• HAA9 (nine haloacetic acids) (32)
• hexafluoropropylene oxide dimer acid (GenX) (28)
• linuron (1)
• lithium (28)
• Manganese (24)
• methyl-tertiary-butyl-ether (MTBE) (31)
• molinate (31)
• molybdenum (34)
• N-ethyl perfluorooctanesulfonamidoacetic acid (28)
• N-methyl perfluorooctanesulfonamidoacetic acid (28)
• nitrobenzene (31)
• nonafluoro-3,6-dioxaheptanoic acid (28)
• o-toluidine (24)
• oxyfluorfen (24)
• perchlorate (31)
• perfluoro(2-ethoxyethane)sulfonic acid (28)
• perfluoro-3-methoxypropanoic acid (28)
• perfluoro-4-methoxybutanoic acid (28)
• perfluorobutanesulfonic acid (54)
• perfluorobutanoic acid (28)
• perfluorodecanoic acid (28)
• perfluorododecanoic acid (28)
• perfluoroheptanesulfonic acid (28)
• perfluoroheptanoic acid (54)
• perfluorohexanesulfonic acid (54)
• perfluorohexanoic acid (28)
• perfluorononanoic acid (54)
• perfluorooctanesulfonic acid (54)
• perfluorooctanoic acid (54)
• perfluoropentanesulfonic acid (28)
• perfluoropentanoic acid (28)
• perfluorotetradecanoic acid (28)
• perfluorotridecanoic acid (28)
• perfluoroundecanoic acid (28)
• profenofos (24)
• quinoline (24)
• s-ethyl-dipropylthiocarbamate (EPTC) (31)
• strontium (34)
• tebuconazole (24)
• terbacil (31)
• Total Permethrin (24)
• tribufos (24)
• vanadium (34)