Town of Hempstead Water Department (NY) Water Quality

Town of Hempstead Water Department is a large public water system in EPA region 2 that provides tap water for the 11553, 11554, 11756 zip codes. It has 50 facilities where the water supply was tested for 82 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 0.22 µg/L. The maximum reported level of Manganese was 94.4 µg/L. There were 2 contamintants found in the Town of Hempstead Water Department water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (30)

1,2,3-trichloropropane (30)

1,3-butadiene (30)

1,4-dioxane (30)

1-butanol (21)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (26)

17-alpha-ethynylestradiol (30)

17-beta-estradiol (30)

1H,1H,2H,2H-perfluorodecane sulfonic acid (26)

1H,1H,2H,2H-perfluorohexane sulfonic acid (26)

1H,1H,2H,2H-perfluorooctane sulfonic acid (26)

2,4-dinitrotoluene (50)

2,6-dinitrotoluene (50)

2-methoxyethanol (21)

2-propen-1-ol (Allyl Alcohol) (21)

4,4'-dichloro dichlorophenyl ethylene (DDE) (50)

4,8-dioxa-3H-perfluorononanoic acid (26)

4-androstene-3,17-dione (30)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (26)

alpha-hexachlorocyclohexane (26)

bromochloromethane (Halon 1011) (30)

bromomethane (30)

Butylated Hydroxyanisole (26)

chlorate (35)

chlorodifluoromethane (HCFC-22) (30)

chloromethane (30)

chlorpyrifos (26)

chromium (36)

chromium-6 (36)

cobalt (36)

dimethipin (26)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (57)

equilin (30)

estriol (30)

estrone (30)

ethoprop (26)

Germanium (26)

HAA5 (five regulated haloacetic acids) (6)

HAA6Br (six brominated haloacetic acids) (6)

HAA9 (nine haloacetic acids) (6)

hexafluoropropylene oxide dimer acid (GenX) (26)

lithium (26)

Manganese (26)

methyl-tertiary-butyl-ether (MTBE) (47)

molinate (50)

molybdenum (36)

N-ethyl perfluorooctanesulfonamidoacetic acid (26)

N-methyl perfluorooctanesulfonamidoacetic acid (26)

nitrobenzene (48)

nonafluoro-3,6-dioxaheptanoic acid (26)

o-toluidine (26)

oxyfluorfen (26)

perchlorate (44)

perfluoro(2-ethoxyethane)sulfonic acid (26)

perfluoro-3-methoxypropanoic acid (26)

perfluoro-4-methoxybutanoic acid (26)

perfluorobutanesulfonic acid (56)

perfluorobutanoic acid (26)

perfluorodecanoic acid (26)

perfluorododecanoic acid (26)

perfluoroheptanesulfonic acid (26)

perfluoroheptanoic acid (56)

perfluorohexanesulfonic acid (56)

perfluorohexanoic acid (26)

perfluorononanoic acid (56)

perfluorooctanesulfonic acid (56)

perfluorooctanoic acid (56)

perfluoropentanesulfonic acid (26)

perfluoropentanoic acid (26)

perfluorotetradecanoic acid (26)

perfluorotridecanoic acid (26)

perfluoroundecanoic acid (26)

profenofos (26)

quinoline (26)

s-ethyl-dipropylthiocarbamate (EPTC) (50)

strontium (36)

tebuconazole (26)

terbacil (50)

testosterone (30)

Total Permethrin (26)

tribufos (26)

vanadium (36)

Sampling Facilities

East Meadows Wells 1, 3 Treated
Ground Water (GW)

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

Eaat Meadows Wells 5 & 11
Ground Water (GW)

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

Uniondale Wells 1, 2, 3 & 4 Treated
Ground Water (GW)

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

Levittown Well 12 Treated
Ground Water (GW)

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

Levittown Well 13 Treated
Ground Water (GW)

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

Levittown Well 14 Treated
Ground Water (GW)

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

East Meadows Wells 6 & 8 Treated
Ground Water (GW)

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

East Meadows Well 10 Treated
Ground Water (GW)

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

Roosevelt Field Well 5 & 10 Treated
Ground Water (GW)

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

Levittown Wells 7A & 8A Treated
Ground Water (GW)

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

Uniondale Wells 5 & 6 GAC Plant
Ground Water (GW)

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

Roosevelt Field Wells 7, 11 & 12
Ground Water (GW)

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

Levittown Well 5A & 6B Treated
Ground Water (GW)

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

Levittown Well 1A & 2A Treated
Ground Water (GW)

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

Subway
Ground Water (GW)

00DBP01Distribution System (DS)

Privado Sample Station
Ground Water (GW)

00DBP03Distribution System (DS)

Hofstra University Club
Ground Water (GW)

00DBP02Distribution System (DS)

East Meadows Well 11 Treated
Ground Water (GW)

EPTDS from EM Well 11 TreatedEntry Point to the Distribution System (EP)

Bowling Green TP
Ground Water (GW)

EPTDS from Bowling Green TPEntry Point to the Distribution System (EP)

Roosevelt Field Well 10 Treated
Ground Water (GW)

EPTDS from Rsvlt. Fld. Well 10 TreatedEntry Point to the Distribution System (EP)

Distribution System
Ground Water (GW)

651 Merrick Ave.Maximum Residence Time (MR)
1000 Fulton AvenueMaximum Residence Time (MR)
101 Taylor AvenueMaximum Residence Time (MR)

N 05318 - EM WELL 6/N 05320 - EM WELL 8
Ground Water (GW)

N 05318 WELL 6 / N 05320 WELL 8Entry Point to the Distribution System (EP)

N 03456 EM WELL 1/N 03465 EM WELL 3/N04448 EM WELL 5
Ground Water (GW)

N 03456 WELL 1/N 03465 WELL 3/N 04448 WELL 5Entry Point to the Distribution System (EP)

N 08956 - BG WELL 1
Ground Water (GW)

N 08956 - BG WELL 1 SRN08956SR (SR)

N 05318 - EM WELL 6
Ground Water (GW)

N 05318 - EM WELL 6 SRN05318SR (SR)

N 05319 - EM WELL 7: OOS (FE)
Ground Water (GW)

N 05319 - EM WELL 7 SRN05319SR (SR)

N 05320 - EM WELL 8
Ground Water (GW)

N 05320 - EM WELL 8 SRN05320SR (SR)

N 05322 - EM WELL 10
Ground Water (GW)

N 05322 - EM WELL 1 SRN05322SR (SR)

N 07797 - EM WELL 11
Ground Water (GW)

N 07797 - EM WELL 1 SRN07797SR (SR)

N 04448 - EM WELL 5
Ground Water (GW)

N 04448 - EM WELL 5 SRN04448SR (SR)

N 08321 - LT WELL 2A
Ground Water (GW)

N 08321 - LT WELL 2 SRN08321SR (SR)

N 03456 - EM WELL 1
Ground Water (GW)

N 03456 - EM WELL 1 SRN03456SR (SR)

N 08957 - BG WELL 2
Ground Water (GW)

N 08957 - BG WELL 2 SRN08957SR (SR)

N 03465 - EM WELL 3
Ground Water (GW)

N 03465 - EM WELL 3 SRN03465SR (SR)

N 05304 - LT WELL 14
Ground Water (GW)

N 05304 - LT WELL 1 SRN05304SR (SR)

N 08475 - UND WELL 6
Ground Water (GW)

N 08475 - UND WELL SRN08475SR (SR)

N 08474 - UND WELL 5
Ground Water (GW)

N 08474 - UND WELL SRN08474SR (SR)

N 04759 - UND WELL 4
Ground Water (GW)

N 04759 - UND WELL SRN04759SR (SR)

N 04758 - UND WELL 3
Ground Water (GW)

N 04758 - UND WELL SRN04758SR (SR)

N 04757 - UND WELL 2
Ground Water (GW)

N 04757 - UND WELL SRN04757SR (SR)

N 04756 - UND WELL 1
Ground Water (GW)

N 04756 - UND WELL SRN04756SR (SR)

N 09846 - RF WELL 10
Ground Water (GW)

N 09846 - RF WELL 1 SRN09846SR (SR)

N 07957 - RF WELL 5 OOS(VOCS)
Ground Water (GW)

N 07957 - RF WELL 5 SRN07957SR (SR)

N 05303 - LT WELL 13
Ground Water (GW)

N 05303 - LT WELL 1 SRN05303SR (SR)

N 05302 - LT WELL 12
Ground Water (GW)

N 05302 - LT WELL 1 SRN05302SR (SR)

N 08279 - LT WELL 7A
Ground Water (GW)

N 08279 - LT WELL 7 SRN08279SR (SR)

N 07523 - LT WELL 8A
Ground Water (GW)

N 07523 - LT WELL 8 SRN07523SR (SR)

N 12560 - LT WELL 6B OOS(VOCS)
Ground Water (GW)

N 12560 - LT WELL 6 SRN12560SR (SR)

N 07076 - LT WELL 5A
Ground Water (GW)

N 07076 - LT WELL 5 SRN07076SR (SR)

N 09521 - RF WELL 7
Ground Water (GW)

N 09521 - RF WELL 7 SRN09521SR (SR)

FAQ

Is Town of Hempstead Water Department tap water safe to drink?

When was Town of Hempstead Water Department last tested for water contamination?

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