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Station name |
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Date and time |
Water Level/Flow Parameters |
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Reservoir storage, acre-ft (23 sites) |
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Streamflow, ft³/s (578 sites) |
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Elevation of reservoir water surface above datum, ft (2 sites) |
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Gage height, ft (604 sites) |
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Streamflow, gal/min (2 sites) |
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Groundwater level above NAVD 1988, ft (350 sites) |
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Lake or reservoir water surface elevation above NGVD 1929, ft (29 sites) |
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Lake or reservoir water surface elevation above NAVD 1988, ft (5 sites) |
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Stream water level elevation above NGVD 1929, in ft (3 sites) |
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Stream water level elevation above NAVD 1988, in ft (9 sites) |
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Depth to water level, ft below land surface (455 sites) |
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Streamflow, tidally filtered, ft³/s (57 sites) |
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Mean Stream velocity from field sensor, ft/s (2 sites) |
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Mean Stream velocity, ft/s (62 sites) |
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Water level elevation above NAVD 1988, corrected for barometric pressure, ft (3 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 (219 sites) |
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Temperature, water, °F (1 sites) |
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Specific conductance, water, unfiltered, µS/cm at 25 °C (126 sites) |
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Dissolved oxygen, water, unfiltered, mg/L (62 sites) |
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Dissolved oxygen, water, unfiltered, %saturation (30 sites) |
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pH, water, unfiltered, field, standard units (61 sites) |
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Salinity, water, unfiltered, parts per thousand (19 sites) |
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Colored dissolved organic matter (CDOM), water, in situ, single band excitation, fluorescence emission, ppb QSE (28 sites) |
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Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, RFU (14 sites) |
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Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, concentration estimated from reference material, µg/L (34 sites) |
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Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, 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, relative fluorescence units, RFU (1 sites) |
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Orthophosphate, water, in situ, mg/L as phosphorus (4 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) (4 sites) |
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Suspended sediment concentration, mg/L (5 sites) |
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Bedload transport rate of coarse fraction greater than 8 mm, computed by regression equation, Mg/day (1 sites) |
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Salinity, water, unfiltered, practical salinity units at 25 °C (6 sites) |
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Nitrate plus nitrite, water, in situ, mg/L as N (28 sites) |
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Suspended sediment concentration, water, unfiltered, estimated by regression equation, mg/L (10 sites) |