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Station name |
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Date and time |
Water Level/Flow Parameters |
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Streamflow, ft³/s (519 sites) |
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Gage height, ft (303 sites) |
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Groundwater level above NAVD 1988, ft (117 sites) |
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Lake or reservoir water surface elevation above NAVD 1988, ft (17 sites) |
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Stream water level elevation above NAVD 1988, in ft (188 sites) |
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Depth to water level, ft below land surface (155 sites) |
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Lake or reservoir elevation above International Great Lakes Datum (IGLD), ft (1 sites) |
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Mean Stream velocity from field sensor, ft/s (6 sites) |
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Mean Stream velocity, ft/s (19 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 (88 sites) |
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Temperature, water, °F (6 sites) |
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Specific conductance, water, unfiltered, µS/cm at 25 °C (50 sites) |
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Dissolved oxygen, water, unfiltered, mg/L (26 sites) |
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pH, water, unfiltered, field, standard units (22 sites) |
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Specific conductance, non-temperature corrected, water, unfiltered, µS/cm (6 sites) |
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Phosphorus, water, filtered, mg/L as phosphorus (1 sites) |
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Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, RFU (6 sites) |
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Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, ug/L (1 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 (6 sites) |
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Colored dissolved organic matter (CDOM), water, in situ, fluorometric method, relative fluorescence units (RFU) (1 sites) |
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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +/-2.5 degrees, FNU (27 sites) |
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Turbidity, water, unfiltered, monochrome near infra-red LED light source, 780-900 nm, detection angle 0 degrees to incident light (backscatter), FBU (2 sites) |
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Carbon dioxide, water, dissolved, at the water surface, ppm by volume of dissolved gases (1 sites) |
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Nitrate plus nitrite, water, in situ, mg/L as N (9 sites) |