Take Action
Donate
X  

Inner Port Jefferson Harbor

Inner Port Jefferson Harbor

Monitoring Group
Get hooked on the Data

  • B+ 2023

    Inner Port Jefferson Harbor received a B+ (88%), a return to the good grade seen in 2019. Seaweeds received an F while all other indicators were good or very good.  

      Dissolved Oxygen
      Water Clarity
      Chlorophyll a
      Seaweeds
      Oxygen Saturation

  • 2017 2018 2019 2020 2021 2022 2023
    10 
    in    		 8 
    in    		 16 
    in    		 13 
    in    		 23 
    in    		 15 
    in    		 18 
    in
    N/A
    B
    B+
    B
    C
    N/A
    B+
A
B
C
D
F
N/A
LEARN ABOUT GRADES