New Orleans Carrollton Waterworks (LA) Water Quality

New Orleans Carrollton Waterworks is a large public water system in EPA region 6 that provides tap water for the 70112, 70113, 70116 - 70119, 70124 - 70130 zip codes. It has 6 facilities where the water supply was tested for 85 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 25.4 µg/L. The maximum reported level of Manganese was 1.6 µg/L. There were 2 contamintants found in the New Orleans Carrollton Waterworks 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 (8)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (12)

17-alpha-ethynylestradiol (4)

17-beta-estradiol (4)

1H,1H,2H,2H-perfluorodecane sulfonic acid (12)

1H,1H,2H,2H-perfluorohexane sulfonic acid (12)

1H,1H,2H,2H-perfluorooctane sulfonic acid (12)

2,4-dinitrotoluene (2)

2,6-dinitrotoluene (2)

2-methoxyethanol (8)

2-propen-1-ol (Allyl Alcohol) (8)

4,4'-dichloro dichlorophenyl ethylene (DDE) (3)

4,8-dioxa-3H-perfluorononanoic acid (12)

4-androstene-3,17-dione (4)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (12)

alpha-hexachlorocyclohexane (8)

anatoxin-a (16)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (8)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (8)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (16)

dimethipin (8)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (3)

equilin (4)

estriol (4)

estrone (4)

ethoprop (8)

Germanium (8)

HAA5 (five regulated haloacetic acids) (48)

HAA6Br (six brominated haloacetic acids) (48)

HAA9 (nine haloacetic acids) (48)

hexafluoropropylene oxide dimer acid (GenX) (12)

lithium (12)

Manganese (8)

methyl-tertiary-butyl-ether (MTBE) (4)

molinate (2)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (12)

N-methyl perfluorooctanesulfonamidoacetic acid (12)

nitrobenzene (4)

nonafluoro-3,6-dioxaheptanoic acid (12)

o-toluidine (8)

oxyfluorfen (8)

perchlorate (4)

perfluoro(2-ethoxyethane)sulfonic acid (12)

perfluoro-3-methoxypropanoic acid (12)

perfluoro-4-methoxybutanoic acid (12)

perfluorobutanesulfonic acid (16)

perfluorobutanoic acid (12)

perfluorodecanoic acid (12)

perfluorododecanoic acid (12)

perfluoroheptanesulfonic acid (12)

perfluoroheptanoic acid (16)

perfluorohexanesulfonic acid (16)

perfluorohexanoic acid (12)

perfluorononanoic acid (16)

perfluorooctanesulfonic acid (16)

perfluorooctanoic acid (16)

perfluoropentanesulfonic acid (12)

perfluoropentanoic acid (12)

perfluorotetradecanoic acid (12)

perfluorotridecanoic acid (12)

perfluoroundecanoic acid (12)

profenofos (8)

quinoline (8)

s-ethyl-dipropylthiocarbamate (EPTC) (2)

strontium (8)

tebuconazole (8)

terbacil (3)

testosterone (4)

total microcystins (16)

Total Permethrin (8)

tribufos (8)

vanadium (8)

Sampling Facilities

Claiborne SWTP
Surface Water (SW)

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

Sycamore SWTP
Surface Water (SW)

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

High Lift SWTP
Surface Water (SW)

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

Distribution System
Surface Water (SW)

20711 Old Spanish Tr.Distribution System (DS)
4330 St. ClaudeDistribution System (DS)
5600 FranklinDistribution System (DS)
14434 Chef Menteur HighwayDistribution System (DS)
6900 Downman RoadDistribution System (DS)
2920 Magazine StreetDistribution System (DS)
7300 Chef Menteur HighwayDistribution System (DS)
449 Esplanade AvenueDistribution System (DS)
1211 Arabella StreetDistribution System (DS)
9600 Hayne Blvd.Distribution System (DS)
5550 Crowder Blvd.Distribution System (DS)
7223 Ponchartrain Blvd.Distribution System (DS)
4300 Alba VenetianMaximum Residence Time (MR)

Water Treatment Plant
Surface Water (SW)

Lab Tap @ CarrolltonEntry Point to the Distribution System (EP)

SURFACE RAW WATER INTAKE-OAK
Surface Water (SW)

SURFACE RAW WATER I 1BAQ-6Entry Point to the Distribution System (EP)

FAQ

Is New Orleans Carrollton Waterworks tap water safe to drink?

When was New Orleans Carrollton Waterworks last tested for water contamination?

The latest water samples were taken on March 11th, 2025.