Naperville (IL) Water Quality

Naperville is a large public water system in EPA region 5 that provides tap water for the 60540, 60564 - 60567 zip codes. It has 4 facilities where the water supply was tested for 75 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 38.1 µg/L. There were 1 contamintants found in the Naperville 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 (4)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)

17-alpha-ethynylestradiol (4)

17-beta-estradiol (4)

1H,1H,2H,2H-perfluorodecane sulfonic acid (4)

1H,1H,2H,2H-perfluorohexane sulfonic acid (4)

1H,1H,2H,2H-perfluorooctane sulfonic acid (4)

2-methoxyethanol (4)

2-propen-1-ol (Allyl Alcohol) (4)

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

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

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)

alpha-hexachlorocyclohexane (4)

anatoxin-a (8)

bromochloromethane (Halon 1011) (4)

bromomethane (4)

Butylated Hydroxyanisole (4)

chlorate (8)

chlorodifluoromethane (HCFC-22) (4)

chloromethane (4)

chlorpyrifos (4)

chromium (8)

chromium-6 (8)

cobalt (8)

cylindrospermopsin (8)

dimethipin (4)

equilin (4)

estriol (4)

estrone (4)

ethoprop (4)

Germanium (4)

HAA5 (five regulated haloacetic acids) (32)

HAA6Br (six brominated haloacetic acids) (32)

HAA9 (nine haloacetic acids) (32)

hexafluoropropylene oxide dimer acid (GenX) (4)

lithium (4)

Manganese (4)

molybdenum (8)

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

N-methyl perfluorooctanesulfonamidoacetic acid (4)

nonafluoro-3,6-dioxaheptanoic acid (4)

o-toluidine (4)

oxyfluorfen (4)

perfluoro(2-ethoxyethane)sulfonic acid (4)

perfluoro-3-methoxypropanoic acid (4)

perfluoro-4-methoxybutanoic acid (4)

perfluorobutanesulfonic acid (8)

perfluorobutanoic acid (4)

perfluorodecanoic acid (4)

perfluorododecanoic acid (4)

perfluoroheptanesulfonic acid (4)

perfluoroheptanoic acid (8)

perfluorohexanesulfonic acid (8)

perfluorohexanoic acid (4)

perfluorononanoic acid (8)

perfluorooctanesulfonic acid (8)

perfluorooctanoic acid (8)

perfluoropentanesulfonic acid (4)

perfluoropentanoic acid (4)

perfluorotetradecanoic acid (4)

perfluorotridecanoic acid (4)

perfluoroundecanoic acid (4)

profenofos (4)

quinoline (4)

strontium (8)

tebuconazole (4)

testosterone (4)

total microcystins (8)

Total Permethrin (4)

tribufos (4)

vanadium (8)

Sampling Facilities

Consecutive Connection #27
Surface Water (SW)

EP from CC #27Entry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

5204 Thatcher Dr.Distribution System (DS)
2035 S. Naper Blvd.Distribution System (DS)
1971 Brookdale Rd.Distribution System (DS)
535 Fairway Dr.Distribution System (DS)
2808 W. 103rd St.Distribution System (DS)
3712 Plainfield/Naperville Rd.Distribution System (DS)
1325 Galena Ct.Distribution System (DS)
1600 Shore Rd.Distribution System (DS)

Distribution System
Surface Water (SW)

2808 W. 103rd StreetMaximum Residence Time (MR)

Consecutive Connection
Surface Water (SW)

Delivery Structure 15AEntry Point to the Distribution System (EP)

FAQ

Is Naperville tap water safe to drink?

When was Naperville last tested for water contamination?

The latest water samples were taken on October 1st, 2024.