PlainWater

NIAGARA FALLS WATER BOARD

PWS ID: NY3100568 · NIAGARA FALLS, New York 14304

Population Served
50,193
Total Violations
84
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
19,500
County
Niagara
School/Daycare
No
MCL Violations
0
Monitoring Violations
84
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Simazine MR 3 2003
Di(2-ethylhexyl) phthalate MR 3 2003
Dinoseb MR 3 2003
Hexachlorocyclopentadiene MR 3 2003
Aldicarb sulfoxide MR 3 2003
Aldicarb sulfone MR 3 2003
Carbofuran MR 3 2003
LASSO MR 3 2003
2,4-D MR 3 2003
2,4,5-TP MR 3 2003
ETHYLENE DIBROMIDE MR 3 2003
Methoxychlor MR 3 2003
Benzo(a)pyrene MR 3 2003
Pentachlorophenol MR 3 2003
Total Polychlorinated Biphenyls (PCB) MR 3 2003
Toxaphene MR 3 2003
Chlordane MR 3 2003
Di(2-ethylhexyl) adipate MR 3 2003
BHC-GAMMA MR 3 2003
OXAMYL MR 3 2003
Dalapon MR 3 2003
Heptachlor MR 3 2003
Picloram MR 3 2003
Aldicarb MR 3 2003
Endrin MR 3 2003
Atrazine MR 3 2003
HEXACHLOROBENZENE MR 3 2003
Heptachlor epoxide MR 3 2003

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
lithium 9/6/2023 <9 µg/L 9 µg/L Not Detected
PFBS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFOS 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/6/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHxA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 9/6/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/6/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 9/6/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFDA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/29/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHxA 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 6/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 6/29/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 6/29/2023 <0.002 µg/L 0.002 µg/L Not Detected
HFPO-DA 6/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 6/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 6/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 6/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 6/29/2023 <9 µg/L 9 µg/L Not Detected
4:2 FTS 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 6/29/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 6/29/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 6/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 6/29/2023 <0.003 µg/L 0.003 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.