EPA SDWIS DataNew York

Nitrite in New York Drinking Water

New York has 26,516 public water systems. 13060 have recorded nitrite violations.

Total Systems

26,516

With Violations

13,060

EPA MCL

1

Population Served

19.3M

Nitrite in New York: Key Facts

Total Water Systems

26,516

Systems with Violations

13,060

Lead Violations

153

Copper Violations

503

EPA Standard

1 mg/L as N

MCLG (goal): 1 mg/L

Water Systems with Violations in New York

SystemPopulationViolations
MANSARD APARTMENTS362433
QUAKER CREEK STORE1002073
NEWBURGH CONSOLIDATED WD22K1884
CAMILLOS AT THE CROSSROADS1751733
YANDOS APARTMENTS481667
HUNTERS CREEK MOBILE HOME PARK1501596
BARKERS MOBILE HOME COLONY221589
JOHNNYS PIZZERIA751543

Health Effects of Nitrite Exposure

Blue baby syndrome

Can block oxygen in blood of infants under 6 months

Methemoglobinemia

Converts hemoglobin, reducing blood oxygen-carrying capacity

Infants below 6 months can develop methemoglobinemia ('blue baby syndrome'). Combined nitrate+nitrite limit is 10 mg/L.

Frequently Asked Questions

Is there nitrite in New York water?

New York has 26,516 public water systems. 13060 have recorded nitrite violations based on EPA SDWIS data. If you are on a private well, your water is not covered by these regulations and should be tested independently.

How can I check my New York water for nitrite?

Search for your water system using the WaterCheck system lookup, or contact your utility and request a copy of your Consumer Confidence Report (CCR). The CCR is published annually and lists all detected contaminants, their levels, and the EPA MCLs. For private wells, contact a state-certified lab for independent testing.

What is the EPA limit for nitrite?

The EPA Maximum Contaminant Level (MCL) for nitrite is 1 mg/L as N. Systems that exceed MCLs are required to notify customers and take corrective action.

Nitrite at a Glance

Categoryinorganic
EPA MCL1 mg/L as N

Source

Runoff from fertilizer use; leaching from septic tanks and sewage; erosion of natural deposits

How to Filter Nitrite

  • +Reverse osmosis removes nitrite
  • +Ion exchange systems can remove nitrite
  • +Do not give water with elevated nitrite to infants