EPA SDWIS DataNew York

Nitrate in New York Drinking Water

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

Total Systems

26,516

With Violations

13,060

EPA MCL

10

Population Served

19.3M

Nitrate in New York: Key Facts

Total Water Systems

26,516

Systems with Violations

13,060

Lead Violations

153

Copper Violations

503

EPA Standard

10 mg/L as N

MCLG (goal): 10 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 Nitrate Exposure

Blue baby syndrome

Infants under 6 months can develop methemoglobinemia

Thyroid effects

May disrupt thyroid function with chronic exposure

Cancer links

Potential associations with colorectal cancer at high levels

Infants below 6 months can develop methemoglobinemia ('blue baby syndrome'). May also affect adults with certain conditions.

Frequently Asked Questions

Is there nitrate in New York water?

New York has 26,516 public water systems. 13060 have recorded nitrate 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 nitrate?

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 nitrate?

The EPA Maximum Contaminant Level (MCL) for nitrate is 10 mg/L as N. Systems that exceed MCLs are required to notify customers and take corrective action.

Nitrate at a Glance

Categoryinorganic
EPA MCL10 mg/L as N

Source

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

How to Filter Nitrate

  • +Reverse osmosis or distillation removes nitrates
  • +Boiling does NOT remove nitrates - it concentrates them
  • +Do not give well water to infants under 6 months without testing