Grafton Waterworks (WI) Water Quality

Grafton Waterworks is a large public water system in EPA region 5 that provides tap water for the 53024 zip codes. It has 15 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 3.968 µg/L. The maximum reported level of Manganese was 30.672 µg/L. There were 2 contamintants found in the Grafton Waterworks water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (8)

1,2,3-trichloropropane (8)

1,3-butadiene (8)

1,4-dioxane (8)

1-butanol (8)

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

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 (12)

2,6-dinitrotoluene (12)

2-methoxyethanol (8)

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

4,4'-dichloro dichlorophenyl ethylene (DDE) (12)

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

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

alpha-hexachlorocyclohexane (8)

bromochloromethane (Halon 1011) (8)

bromomethane (8)

Butylated Hydroxyanisole (8)

chlorate (16)

chlorodifluoromethane (HCFC-22) (8)

chloromethane (8)

chlorpyrifos (8)

chromium (16)

chromium-6 (16)

cobalt (16)

dimethipin (8)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (12)

ethoprop (8)

Germanium (8)

HAA5 (five regulated haloacetic acids) (4)

HAA6Br (six brominated haloacetic acids) (4)

HAA9 (nine haloacetic acids) (4)

hexafluoropropylene oxide dimer acid (GenX) (12)

lithium (12)

Manganese (8)

methyl-tertiary-butyl-ether (MTBE) (12)

molinate (12)

molybdenum (16)

N-ethyl perfluorooctanesulfonamidoacetic acid (12)

N-methyl perfluorooctanesulfonamidoacetic acid (12)

nitrobenzene (12)

nonafluoro-3,6-dioxaheptanoic acid (12)

o-toluidine (8)

oxyfluorfen (8)

perchlorate (12)

perfluoro(2-ethoxyethane)sulfonic acid (12)

perfluoro-3-methoxypropanoic acid (12)

perfluoro-4-methoxybutanoic acid (12)

perfluorobutanesulfonic acid (20)

perfluorobutanoic acid (12)

perfluorodecanoic acid (12)

perfluorododecanoic acid (12)

perfluoroheptanesulfonic acid (12)

perfluoroheptanoic acid (20)

perfluorohexanesulfonic acid (20)

perfluorohexanoic acid (12)

perfluorononanoic acid (20)

perfluorooctanesulfonic acid (20)

perfluorooctanoic acid (20)

perfluoropentanesulfonic acid (12)

perfluoropentanoic acid (12)

perfluorotetradecanoic acid (12)

perfluorotridecanoic acid (12)

perfluoroundecanoic acid (12)

profenofos (8)

quinoline (8)

s-ethyl-dipropylthiocarbamate (EPTC) (12)

strontium (16)

tebuconazole (8)

terbacil (12)

Total Permethrin (8)

tribufos (8)

vanadium (16)

Sampling Facilities

Village Well #2
Ground Water (GW)

Well #2 TreatedEntry Point to the Distribution System (EP)
Well #2 treatedEntry Point to the Distribution System (EP)

Village Well #3
Ground Water (GW)

Well #3 TreatedEntry Point to the Distribution System (EP)

Village Well #4
Ground Water (GW)

Well #4 TreatedEntry Point to the Distribution System (EP)

Village Well #5
Ground Water (GW)

Well #5 TreatedEntry Point to the Distribution System (EP)

Village Well #6
Ground Water (GW)

Well #6 TreatedEntry Point to the Distribution System (EP)

Village Well #7
Ground Water (GW)

Well #7 TreatedEntry Point to the Distribution System (EP)

MRT Site 019MRT4
Ground Water (GW)

Hydrant - 2286 Edgewood DrDistribution System (DS)

MRT Site 020MRT5
Ground Water (GW)

Flushing Hydrant - South Green Bay RdDistribution System (DS)

Distribution System
Ground Water (GW)

DSMRT for Well #3Maximum Residence Time (MR)
DSMRT for Well #5Maximum Residence Time (MR)
DSMRT for Well #6Maximum Residence Time (MR)
DSMRT for Well #7Maximum Residence Time (MR)

Ground Water (GW)

Entry Point to the Distribution System (EP)

Ground Water (GW)

Entry Point to the Distribution System (EP)

Ground Water (GW)

Entry Point to the Distribution System (EP)

Ground Water (GW)

Entry Point to the Distribution System (EP)

Ground Water (GW)

Entry Point to the Distribution System (EP)

Ground Water (GW)

Entry Point to the Distribution System (EP)

FAQ

Is Grafton Waterworks tap water safe to drink?

When was Grafton Waterworks last tested for water contamination?

The latest water samples were taken on September 18th, 2024.