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| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1988-10-01 | 2025-10-05 | |
| Daily Data | |||
| Temperature, water, degrees Celsius | 1975-11-07 | 2025-10-05 | 26588 |
| Discharge, cubic feet per second | 1972-10-01 | 2025-10-04 | 19356 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1975-12-02 | 2025-10-05 | 23128 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2009-01-22 | 2025-10-05 | 18089 |
| pH, water, unfiltered, field, standard units | 2009-01-22 | 2025-10-05 | 18058 |
| Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE) | 2022-10-06 | 2025-10-05 | 3238 |
| Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU) | 2024-08-22 | 2025-10-05 | 1217 |
| Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU) | 2024-08-22 | 2025-10-05 | 1217 |
| Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter | 2009-01-22 | 2024-08-20 | 4960 |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) | 2009-01-22 | 2025-10-05 | 18054 |
| Discharge, tidally filtered, cubic feet per second | 2006-09-30 | 2025-09-28 | 6584 |
| Daily Statistics | |||
| Temperature, water, degrees Celsius | 2001-11-02 | 2024-02-12 | 6887 |
| Discharge, cubic feet per second | 1972-10-01 | 2025-01-13 | 19098 |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1975-12-02 | 2024-02-12 | 8379 |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2009-01-22 | 2024-02-12 | 5443 |
| Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter | 2009-01-22 | 2011-09-29 | 971 |
| Discharge, tidally filtered, cubic feet per second | 2006-09-30 | 2025-01-13 | 5924 |
| Monthly Statistics | |||
| Temperature, water, degrees Celsius | 2001-11 | 2024-02 | |
| Discharge, cubic feet per second | 1972-10 | 2025-01 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1975-12 | 2024-02 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2009-01 | 2024-02 | |
| Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter | 2009-01 | 2011-09 | |
| Discharge, tidally filtered, cubic feet per second | 2006-09 | 2025-01 | |
| Annual Statistics | |||
| Temperature, water, degrees Celsius | 2002 | 2024 | |
| Discharge, cubic feet per second | 1973 | 2025 | |
| Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius | 1976 | 2024 | |
| Dissolved oxygen, water, unfiltered, milligrams per liter | 2009 | 2024 | |
| Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter | 2009 | 2011 | |
| Discharge, tidally filtered, cubic feet per second | 2006 | 2025 | |
| Peak streamflow | 1894-06-07 | 2024-01-28 | 54 |
| Field measurements | 1987-11-20 | 2025-08-05 | 251 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1974-10-25 | 2024-02-12 | 941 |
| 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: Oregon Water Data Support Team
Page Last Modified: 2025-10-05 17:34:59 EDT
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