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DESCRIPTION:

Latitude 40°36'31.8",   Longitude 73°39'22.0"   NAD83

Nassau County, New York, Hydrologic Unit 02030202

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-09-25	2017-06-26
Daily Data
Temperature, water, degrees Celsius -- monitor	2010-10-21	2017-06-25	6969
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor	2010-10-21	2017-06-25	6568
Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor	2010-10-21	2017-06-25	6924
pH, water, unfiltered, field, standard units -- monitor	2012-10-18	2017-06-25	4648
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter -- monitor	2013-07-19	2017-06-25	3978
Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor	2010-10-21	2013-07-04	2946
Estuary or ocean water surface elevation above NGVD 1929, feet	2010-09-25	2017-06-25	11949
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor	2013-07-19	2017-06-25	4075
Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor	2010-10-21	2017-06-25	6766
Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer	2011-03-18	2017-06-25	5647
Daily Statistics
Temperature, water, degrees Celsius -- monitor	2010-10-21	2017-04-22	2272
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor	2010-10-21	2017-04-22	2140
Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor	2010-10-21	2017-04-22	2257
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter -- monitor	2013-07-19	2017-04-22	1280
Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor	2010-10-21	2013-07-04	982
Estuary or ocean water surface elevation above NGVD 1929, feet	2010-09-25	2017-04-22	2401
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor	2013-07-19	2017-04-22	1309
Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor	2010-10-21	2017-04-22	2206
Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer	2011-03-18	2017-04-22	1827
Monthly Statistics
Temperature, water, degrees Celsius -- monitor	2010-10	2017-04
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor	2010-10	2017-04
Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor	2010-10	2017-04
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter -- monitor	2013-07	2017-04
Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor	2010-10	2013-07
Estuary or ocean water surface elevation above NGVD 1929, feet	2010-09	2017-04
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor	2013-07	2017-04
Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor	2010-10	2017-04
Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer	2011-03	2017-04
Annual Statistics
Temperature, water, degrees Celsius -- monitor	2011	2017
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- monitor	2011	2017
Dissolved oxygen, water, unfiltered, milligrams per liter -- monitor	2011	2017
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter -- monitor	2013	2017
Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter -- monitor	2011	2013
Estuary or ocean water surface elevation above NGVD 1929, feet	2010	2017
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- monitor	2013	2017
Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius -- monitor	2011	2017
Nitrate, water, in situ, milligrams per liter as nitrogen -- nitrate analyzer	2011	2017
Water-Year Summary	2011	2016	4

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