New York City (NY) Water Quality

New York City is a large public water system in EPA region 02 that provides tap water for the 10001 - 10014, 10017 - 10041, 10044, 10045, 10060, 10069, 10080, 10081, 10090, 10101 - 10126, 10129 - 10133, 10150 - 10179, 10199, 10211 - 10213, 10249, 10257 - 10261, 10268 - 10282, 10286, 10301 - 10314, 10452 - 10475, 11101 - 11104, 11109, 11201 - 11226, 11229 - 11239, 11242, 11243, 11247, 11251, 11252, 11351, 11352, 11355 - 11375, 11378 - 11381, 11386, 11411, 11414 - 11436, 11451, 11691 - 11695 zip codes. It has 5 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

• Table of Contents
• Contaminants
• Facilities
• FAQ

Contaminants

• Jump To Contaminant
• 1-butanol
• 2-methoxyethanol
• 2-propen-1-ol
• HAA5
• HAA6Br
• HAA9
• alpha-hexachlorocyclohexane
• anatoxin-a
• butylated hydroxyanisole
• chlorpyrifos
• cylindrospermopsin
• dimethipin
• ethoprop
• germanium
• manganese
• o-toluidine
• oxyfluorfen
• profenofos
• quinoline
• tebuconazole
• total microcystin
• total permethrin
• tribufos

1-butanol

1-butanol is a class of Alcohol that has a minimum reporting level of 2 µg/L and a reference level of 700 µg/L. All the latest water samples for New York City showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.

2-methoxyethanol

2-methoxyethanol is a class of Alcohol that has a minimum reporting level of 0.4 µg/L and a reference level of 21 µg/L. All the latest water samples for New York City showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.

2-propen-1-ol (Allyl Alcohol)

2-propen-1-ol (Allyl Alcohol) is a class of Alcohol that has a minimum reporting level of 0.5 µg/L and a reference level of 35 µg/L. All the latest water samples for New York City showed levels of 2-propen-1-ol (Allyl Alcohol) that were below unsafe concentration levels. Learn more about 2-propen-1-ol (Allyl Alcohol).

HAA5 (five regulated haloacetic acids)

HAA5 (five regulated haloacetic acids) are a class of Disinfection Byproducts that includes Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0.5 µg/L and a reference level of 60 µg/L. All the latest water samples for New York City showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 54 µg/L. Learn more about HAA5 (five regulated haloacetic acids).

HAA6Br (six brominated haloacetic acids)

HAA6Br (six brominated haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Dibromoacetic Acid, Dibromochloroacetic Acid, Monobromoacetic Acid, Tribromoacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA6Br (six brominated haloacetic acids).

HAA9 (nine haloacetic acids)

HAA9 (nine haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Chlorodibromoacetic Acid, Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Tribromoacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA9 (nine haloacetic acids).

alpha-hexachlorocyclohexane

alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for New York City showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.

anatoxin-a

anatoxin-a is a chemical contaminant that is a potential threat to human health. Learn more about anatoxin-a.

Butylated Hydroxyanisole

Butylated Hydroxyanisole is a chemical contaminant that is a potential threat to human health. Learn more about Butylated Hydroxyanisole.

chlorpyrifos

chlorpyrifos is a chemical contaminant that has a reference level of 2 µg/L. All the latest water samples for New York City showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.

cylindrospermopsin

cylindrospermopsin is a chemical contaminant that has a reference level of 0.7 µg/L. All the latest water samples for New York City showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.

dimethipin

dimethipin is a chemical contaminant that has a reference level of 140 µg/L. All the latest water samples for New York City showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.

ethoprop

ethoprop is a chemical contaminant that has a reference level of 1.14 µg/L. All the latest water samples for New York City showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.

Germanium

Germanium is a chemical contaminant that is a potential threat to human health. Learn more about Germanium.

Manganese

Manganese is a chemical contaminant that has a reference level of 300 µg/L. All the latest water samples for New York City showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 13 µg/L. Learn more about Manganese.

o-toluidine

o-toluidine is a chemical contaminant that is a potential threat to human health. Learn more about o-toluidine.

oxyfluorfen

oxyfluorfen is a chemical contaminant that has a reference level of 200 µg/L. All the latest water samples for New York City showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.

profenofos

profenofos is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for New York City showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.

quinoline

quinoline is a chemical contaminant that has a reference level of 0.01 µg/L. All the latest water samples for New York City showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.

tebuconazole

tebuconazole is a chemical contaminant that has a reference level of 190 µg/L. All the latest water samples for New York City showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.

Total Microcystin

Total Microcystin is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for New York City showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.

Total Permethrin

Total Permethrin is a chemical contaminant that has a reference level of 3.344 µg/L. All the latest water samples for New York City showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.

tribufos

tribufos is a chemical contaminant that has a reference level of 0.6 µg/L. All the latest water samples for New York City showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.

Sampling Facilities

FAQ

Is New York City tap water safe to drink?

When was New York City last tested for water contamination?

The latest water samples were taken between September 26th, 2018 and April 10th, 2019.