Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
! This page is undergoing modernization with expected decommissioning as key features are added to the modernized pages.
Learn more about our modernization plans to find out which options will suit you best. Next Generation Monitoring Location Page is available now.
A beta version of the My Favorites page is available in WDFN. Try it out and tell us what you think at wdfn@usgs.gov

USGS 01304562 PECONIC RIVER AT COUNTY HWY 105 AT RIVERHEAD NY

PROVISIONAL DATA SUBJECT TO REVISION

This station managed by the NY Water Science Center Coram.

Available Parameters Available Period
  
2012-08-15  2025-09-25
2012-08-15  2025-09-25
2012-08-17  2025-09-25
2017-06-06  2025-09-25
2017-10-02  2025-09-25
2012-08-15  2017-10-02
2012-08-15  2025-09-25
2012-08-15  2025-09-25
2017-10-02  2025-09-25
2012-08-15  2017-10-02
2012-08-15  2025-09-25
2012-09-07  2024-07-25







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius, monitor
Most recent instantaneous value: 21.9 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Temperature, water, degrees Celsius, monitor"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, monitor
Most recent instantaneous value: 42900 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, monitor"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Dissolved oxygen, water, unfiltered, milligrams per liter, monitor
Most recent instantaneous value: 2.7 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Dissolved oxygen, water, unfiltered, milligrams per liter, monitor"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


pH, water, unfiltered, field, standard units, monitor
Most recent instantaneous value: 7.4 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "pH, water, unfiltered, field, standard units, monitor"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll
Most recent instantaneous value: Eqp 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter, monitor
 
-- Data temporarily unavailable for the time period specified --

Estuary or ocean water surface elevation above NGVD 1929, feet
Most recent instantaneous value: 0.14 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Estuary or ocean water surface elevation above NGVD 1929, feet"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Estuary or ocean water surface elevation above NAVD 1988, feet, NAVD88
Most recent instantaneous value: -0.81 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Estuary or ocean water surface elevation above NAVD 1988, feet, NAVD88"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), monitor, [from EXO]
Most recent instantaneous value: 20.2 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), monitor, [from EXO]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), monitor, [from YSI]
 
-- Data temporarily unavailable for the time period specified --

Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius, monitor
Most recent instantaneous value: 27.6 09-25-2025   19:54 EST
Graph of

Add up to 2 more sites and replot for "Salinity, water, unfiltered, practical salinity units at 25 degrees Celsius, monitor"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Nitrate, water, in situ, milligrams per liter as nitrogen, nitrate analyzer
 
-- Data temporarily unavailable for the time period specified --