LOCATION.--Lat 40°40'28", long 73°38'46" referenced to North American Datum of 1983, Nassau County, NY, Hydrologic Unit is unknown, monitoring buoy situated in the southeast section of the lake.
PERIOD OF RECORD¹.--June 2022 to current year.
PERIOD OF DAILY RECORD¹.--WATER TEMPERATURE: June 2022 to current year. SPECIFIC CONDUCTANCE: June 2022 to current year. DISSOLVED OXYGEN: June 2022 to current year. TURBIDITY: June 2022 to current year. pH: June 2022 to current year.
INSTRUMENTATION¹.--Water-quality monitor provides 15-minute-interval readings collected from a monitoring buoy that is situated in the southeast section of the lake.
REMARKS¹.--Satellite telemeter for water temperature, specific conductance, dissolved oxygen, pH, and turbidity parameters at station.
EXTREMES FOR PERIOD OF RECORD¹.--WATER TEMPERATURE: Maximum, 31.8 °C, July 23, 2022; minimum, -0.2 °C, Dec. 25, 2022. SPECIFIC CONDUCTANCE: Maximum, 688 uS/cm at 25 °C, Mar. 3, 2024; minimum, 144 uS/cm at 25 °C, Sept. 29, 2023. DISSOLVED OXYGEN: Maximum, 15.2 mg/L, Jan. 25, 2024; minimum, 4.1 mg/L, Apr. 13, 2023. pH: Maximum, 9.7 pH units, Aug. 15, 2022; minimum, 6.7 pH units, Apr. 13, 2023.  TURBIDITY: Maximum, 55.1 FNU, Aug. 26, 2022; minimum, 1.25 FNU, May 12, 2023.
¹ Water-Quality Records

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