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USGS 01304562 PECONIC RIVER AT COUNTY HWY 105 AT RIVERHEAD NY

  Estuary Site

DESCRIPTION:
Latitude 40°55'04.0",   Longitude 72°38'19.2"   NAD83
Suffolk County, New York, Hydrologic Unit 02030202
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2012-08-15  2026-01-19  
 Daily Data
    Temperature, water, degrees Celsius -- monitor  2012-08-14  2026-01-19  13639 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor  2012-08-15  2026-01-18  13313 
    Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor  2012-08-14  2026-01-18  13345 
    pH, water, unfiltered, field, standard units -- monitor  2018-03-14  2026-01-18  7756 
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll  2017-10-03  2026-01-18  8152 
    Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor  2012-08-15  2017-10-01  5119 
    Estuary or ocean water surface elevation above NGVD 1929, feet  2012-08-15  2026-01-18  23713 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2017-10-03  2026-01-18  7818 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2012-08-15  2017-10-01  2376 
    Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor  2012-08-15  2026-01-18  13480 
    Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer  2012-08-24  2023-09-30  4097 
 Daily Statistics 
    Temperature, water, degrees Celsius -- monitor  2012-08-14  2025-09-28 4431 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor  2012-08-15  2025-09-28 4350 
    Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor  2012-08-14  2025-09-28 4333 
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll  2017-10-03  2025-09-28 2626 
    Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor  2012-08-15  2017-10-01 1705 
    Estuary or ocean water surface elevation above NGVD 1929, feet  2012-08-15  2025-06-10 4640 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2017-10-03  2025-09-28 2510 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2012-08-15  2017-10-01 792 
    Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor  2012-08-15  2025-09-28 4405 
    Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer  2012-08-24  2020-08-17 1357 
 Monthly Statistics 
    Temperature, water, degrees Celsius -- monitor  2012-08  2025-09  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor  2012-08  2025-09  
    Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor  2012-08  2025-09  
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll  2017-10  2025-09  
    Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor  2012-08  2017-10  
    Estuary or ocean water surface elevation above NGVD 1929, feet  2012-08  2025-06  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2017-10  2025-09  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2012-08  2017-10  
    Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor  2012-08  2025-09  
    Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer  2012-08  2020-08  
 Annual Statistics 
    Temperature, water, degrees Celsius -- monitor  2012  2025  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor  2012  2025  
    Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor  2012  2025  
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll  2018  2025  
    Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor  2012  2018  
    Estuary or ocean water surface elevation above NGVD 1929, feet  2012  2025  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2018  2025  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor  2012  2018  
    Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor  2012  2025  
    Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer  2012  2020  
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2018-09-06  2023-12-13  8 
 Water-Year Summary 2014  2024  11 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS New York Water Science Center
Email questions about this site to New York Water Science Center Water-Data Inquiries