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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1981-10-01 | 2025-11-04 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 1953-10-01 | 1995-09-29 | 32916 |
| Temperature, water, degrees Celsius | 1995-09-30 | 2025-11-03 | 31644 |
| Discharge, cubic feet per second | 1912-10-01 | 2025-11-03 | 41305 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1968-06-25 | 1995-09-29 | 23288 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1995-09-30 | 2025-11-03 | 31410 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1962-01-02 | 1995-09-10 | 25156 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1995-09-30 | 2025-11-03 | 29595 |
| Dissolved oxygen, water, unfiltered, percent of saturation | 2001-10-01 | 2025-11-03 | 22875 |
| pH, water, unfiltered, field, standard units | 1968-06-25 | 1995-09-29 | 14464 |
| pH, water, unfiltered, field, standard units | 1995-09-30 | 2025-11-03 | 29433 |
| Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter | 2017-02-17 | 2025-11-03 | 5943 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2004-06-01 | 2025-11-03 | 20620 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2018-01-12 | 2023-04-04 | 2088 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 1965-10-01 | 1995-09-29 | 8712 |
| Temperature, water, degrees Celsius | 1995-09-30 | 2025-03-27 | 10329 |
| Discharge, cubic feet per second | 1912-10-01 | 2025-03-05 | 41064 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1968-06-26 | 1995-09-29 | 7600 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1995-09-30 | 2025-03-27 | 10251 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1965-10-01 | 1995-09-10 | 7555 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1995-09-30 | 2025-03-27 | 9646 |
| Dissolved oxygen, water, unfiltered, percent of saturation | 2001-10-01 | 2022-01-11 | 6611 |
| Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter | 2017-02-17 | 2019-09-30 | 889 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2004-06-01 | 2024-10-16 | 5770 |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2018-01-12 | 2019-12-31 | 668 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 1965-10 | 1995-09 | |
| Temperature, water, degrees Celsius | 1995-09 | 2025-03 | |
| Discharge, cubic feet per second | 1912-10 | 2025-03 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1968-06 | 1995-09 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1995-09 | 2025-03 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1965-10 | 1995-09 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1995-09 | 2025-03 | |
| Dissolved oxygen, water, unfiltered, percent of saturation | 2001-10 | 2022-01 | |
| Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter | 2017-02 | 2019-09 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2004-06 | 2024-10 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2018-01 | 2019-12 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 1966 | 1995 | |
| Temperature, water, degrees Celsius | 1995 | 2025 | |
| Discharge, cubic feet per second | 1913 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1968 | 1995 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1995 | 2025 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1966 | 1995 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 1995 | 2025 | |
| Dissolved oxygen, water, unfiltered, percent of saturation | 2002 | 2022 | |
| Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter | 2017 | 2019 | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2004 | 2025 | |
| Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen | 2018 | 2020 | |
| Peak streamflow | 1897-12-16 | 2023-12-19 | 127 |
| Field measurements | 1936-03-19 | 2025-08-25 | 298 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1944-10-01 | 2024-02-27 | 1818 |
| Water-Year Summary | 2006 | 2024 | 19 |
| Revisions | Loading... | ||
U.S. Department of the Interior |
U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL:
Page Contact Information: New Jersey Water Data Support Team
Page Last Modified: 2025-11-04 08:15:10 EST
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