PlainWater

OCEAN BEACH WATER DISTRICT

PWS ID: NY5103280 · OCEAN BEACH, New York 11770

Population Served
4,500
Total Violations
226
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
600
County
Suffolk
School/Daycare
No
MCL Violations
0
Monitoring Violations
213
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Methoxychlor MR 6 2018
Di(2-ethylhexyl) adipate MR 6 2018
OXAMYL MR 6 2018
Di(2-ethylhexyl) phthalate MR 6 2018
Picloram MR 6 2018
Dinoseb MR 6 2018
Aldicarb sulfoxide MR 6 2018
Aldicarb sulfone MR 6 2018
Aldicarb MR 6 2018
Heptachlor epoxide MR 6 2018
2,4-D MR 6 2018
2,4,5-TP MR 6 2018
HEXACHLOROBENZENE MR 6 2018
Total Polychlorinated Biphenyls (PCB) MR 6 2018
ETHYLENE DIBROMIDE MR 6 2018
BHC-GAMMA MR 6 2018
Toxaphene MR 6 2018
Dalapon MR 6 2018
Simazine MR 6 2018
Heptachlor MR 6 2018
Benzo(a)pyrene MR 6 2018
Pentachlorophenol MR 6 2018
Hexachlorocyclopentadiene MR 6 2018
Atrazine MR 6 2018
Endrin MR 6 2018
LASSO MR 6 2018
Carbofuran MR 6 2018
Chlordane MR 6 2018
Consumer Confidence Rule Other 5 2010
Coliform (TCR) MR 3 2011

PFAS Testing Results (UCMR5)

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

Contaminant Date Result MRL Status
NMeFOSAA 8/20/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/20/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 8/20/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/20/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/20/2024 <9 µg/L 9 µg/L Not Detected
HFPO-DA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/20/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/20/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/20/2024 <9 µg/L 9 µg/L Not Detected
PFMBA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/20/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFOA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/20/2024 <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.