Carlsbad Mun. Water District (CA) Water Quality

Carlsbad Mun. Water District is a large public water system in EPA region 9 that provides tap water for the 92008 - 92011 zip codes. It has 6 facilities where the water supply was tested for 68 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 17.77 µg/L. The maximum reported level of Manganese was 4.7 µg/L. There were 2 contamintants found in the Carlsbad Mun. Water District water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (4)

1,2,3-trichloropropane (4)

1,3-butadiene (4)

1,4-dioxane (4)

1-butanol (12)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (16)

1H,1H,2H,2H-perfluorodecane sulfonic acid (16)

1H,1H,2H,2H-perfluorohexane sulfonic acid (16)

1H,1H,2H,2H-perfluorooctane sulfonic acid (16)

2-methoxyethanol (12)

2-propen-1-ol (Allyl Alcohol) (12)

4,8-dioxa-3H-perfluorononanoic acid (16)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (16)

alpha-hexachlorocyclohexane (12)

anatoxin-a (21)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (12)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (12)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (21)

dimethipin (12)

ethoprop (12)

Germanium (12)

HAA5 (five regulated haloacetic acids) (15)

HAA6Br (six brominated haloacetic acids) (15)

HAA9 (nine haloacetic acids) (15)

hexafluoropropylene oxide dimer acid (GenX) (16)

lithium (16)

Manganese (12)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (16)

N-methyl perfluorooctanesulfonamidoacetic acid (16)

nonafluoro-3,6-dioxaheptanoic acid (16)

o-toluidine (12)

oxyfluorfen (12)

perfluoro(2-ethoxyethane)sulfonic acid (16)

perfluoro-3-methoxypropanoic acid (16)

perfluoro-4-methoxybutanoic acid (16)

perfluorobutanesulfonic acid (20)

perfluorobutanoic acid (16)

perfluorodecanoic acid (16)

perfluorododecanoic acid (16)

perfluoroheptanesulfonic acid (16)

perfluoroheptanoic acid (20)

perfluorohexanesulfonic acid (20)

perfluorohexanoic acid (16)

perfluorononanoic acid (20)

perfluorooctanesulfonic acid (20)

perfluorooctanoic acid (20)

perfluoropentanesulfonic acid (16)

perfluoropentanoic acid (16)

perfluorotetradecanoic acid (16)

perfluorotridecanoic acid (16)

perfluoroundecanoic acid (16)

profenofos (12)

quinoline (12)

strontium (8)

tebuconazole (12)

total microcystins (21)

Total Permethrin (12)

tribufos (12)

vanadium (8)

Sampling Facilities

SDCWA Intertie
Surface Water (SW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Paseo Estribo
Surface Water (SW)

Paseo EstriboEntry Point to the Distribution System (EP)

2728 Athens
Surface Water (SW)

2828 AthensEntry Point to the Distribution System (EP)

CMWD #2 Connection
Surface Water (SW)

Entry Point to Distribution SystemEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

SearsDistribution System (DS)
3355 MonroeDistribution System (DS)
5232 Los RoblesDistribution System (DS)
Lake Shore GardensDistribution System (DS)
2924 CollegeDistribution System (DS)

Distribution System
Surface Water (SW)

Max. Res. Time in Dist. SystemMaximum Residence Time (MR)

FAQ

Is Carlsbad Mun. Water District tap water safe to drink?

When was Carlsbad Mun. Water District last tested for water contamination?

The latest water samples were taken on October 16th, 2023.