Nitrite in Drinking Water
What you need to know about nitrite in your tap water.
EPA Limit (MCL)
1000 ppb
EPA Goal (MCLG)
1000 ppb
Category
Inorganic
Health Effects
Blue baby syndrome in infants under six months
Common Sources
Fertilizer runoff, septic systems, sewage
How to Remove Nitrite from Water
Recommended filtration methods: Reverse osmosis, ion exchange
4,056
Total Violations
1,130
Systems Affected
Nitrite Violations by State
| State | Violations | Systems |
|---|---|---|
| Pennsylvania | 1,842 | 470 |
| Texas | 569 | 123 |
| Mississippi | 351 | 59 |
| Iowa | 312 | 91 |
| California | 165 | 76 |
| Illinois | 141 | 34 |
| Connecticut | 103 | 48 |
| Alabama | 101 | 36 |
| Idaho | 84 | 29 |
| Oregon | 60 | 28 |
| New York | 55 | 24 |
| Oklahoma | 47 | 17 |
| Massachusetts | 38 | 14 |
| Arizona | 25 | 7 |
| Colorado | 22 | 8 |
| North Carolina | 22 | 14 |
| Nevada | 18 | 10 |
| South Dakota | 18 | 5 |
| Maine | 14 | 6 |
| Indiana | 11 | 5 |
Water Systems with Most Nitrite Violations
LEE LIMAS MOBILE HOME PARK
39 served70 violations
C
KEY ROAD SUBDIVISION WATER SYSTEM
54 served57 violations
D
STEWARTSTOWN BORO WATER AUTH
5,206 served49 violations
C
LEROYS MOBILE HOME PARK
60 served45 violations
C
PA AMERICAN AUDUBON
8,200 served37 violations
C
BIG BASS LAKE WATER ASSOC.
130 served33 violations
F
MAVERICK SUBD LASHER CONSTRUCTION
90 served29 violations
D
KNIERIM WATER SUPPLY
53 served25 violations
F
SUNRISE LAKES SEC 12
125 served25 violations
C
KENNETT SQUARE MUN WATER WORKS
6,328 served23 violations
C