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Station name |
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Date and time |
Water Level/Flow Parameters |
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Streamflow, ft³/s (373 sites) |
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Elevation of reservoir water surface above datum, ft (2 sites) |
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Gage height, ft (326 sites) |
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Lake or reservoir water surface elevation above NGVD 1929, ft (25 sites) |
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Lake or reservoir water surface elevation above NAVD 1988, ft (3 sites) |
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Stream water level elevation above NAVD 1988, in ft (4 sites) |
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Depth to water level, ft below land surface (18 sites) |
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Streamflow, tidally filtered, ft³/s (2 sites) |
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Mean Stream velocity from field sensor, ft/s (3 sites) |
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Mean Stream velocity, ft/s (17 sites) |
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Lake or reservoir elevation above United States Bureau of Reclamation Klamath Basin (USBRKB) Datum, ft (5 sites) |
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Water level elevation above NAVD 1988, corrected for barometric pressure, ft (4 sites) |
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Streambed elevation at measurement point, NAVD88, ft (4 sites) |
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Depth of sensor below water surface, not corrected for barometric pressure variations, ft (1 sites) |
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Depth of sensor below water surface, not corrected for barometric pressure variations, m (2 sites) |
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Long-term mean daily streamflow, ft³/s |
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Long-term median daily streamflow, ft³/s |
Water Quality Parameters |
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Temperature, water, °C (396 sites) |
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Total partial pressure of dissolved gases, water, unfiltered, mmHg (10 sites) |
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Total partial pressure of dissolved gases, water, unfiltered, percent of saturation (10 sites) |
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Specific conductance, water, unfiltered, µS/cm at 25 °C (142 sites) |
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Dissolved oxygen, water, unfiltered, mg/L (123 sites) |
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Dissolved oxygen, water, unfiltered, %saturation (3 sites) |
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pH, water, unfiltered, field, standard units (106 sites) |
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Colored dissolved organic matter (CDOM), water, in situ, single band excitation, fluorescence emission, ppb QSE (26 sites) |
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Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, RFU (22 sites) |
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Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, concentration estimated from reference material, µg/L (21 sites) |
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Chlorophyll a, modeled, water, in-situ, in-vivo fluorescence, concentration modeled from field samples analyzed by extraction, µg/L (3 sites) |
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Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, µg/L (20 sites) |
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Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, relative fluorescence units, RFU (28 sites) |
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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in-situ sensor, µg/L (7 sites) |
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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +/-2.5 degrees, FNU (96 sites) |
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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 135-180 degrees, SDVB (SBU) (2 sites) |
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Suspended sediment load, water, unfiltered, estimated by regression equation, lbs/sec (2 sites) |
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Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, tons/day (5 sites) |
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Suspended sediment concentration, water, unfiltered, at a fixed point in stream, estimated by a regression equation with turbidity, mg/L (2 sites) |
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Cyanobacteria (blue-green algae), water, in situ, phycocyanin, IVF (IVFU) (1 sites) |
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Nitrite, water, in situ, mg/L as N (2 sites) |
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Suspended sediment concentration, water, unfiltered, estimated by regression equation, mg/L (6 sites) |