Water Level/Flow Parameters |
|
Streamflow, ft³/s (381 sites) |
|
Gage height, ft (213 sites) |
|
Groundwater level above NAVD 1988, ft (32 sites) |
|
Lake or reservoir water surface elevation above NGVD 1929, ft (9 sites) |
|
Depth to water level, ft below land surface (135 sites) |
|
Elevation above NGVD 1929, ft (10 sites) |
Water Quality Parameters |
|
Temperature, water, °C (57 sites) |
|
Temperature, water, °F (1 sites) |
|
Oxidation reduction potential, mV (1 sites) |
|
Specific conductance, water, unfiltered, µS/cm at 25 °C (33 sites) |
|
Dissolved oxygen, water, unfiltered, mg/L (27 sites) |
|
pH, water, unfiltered, field, standard units (26 sites) |
|
Ammonia, water, filtered, mg/L as N (6 sites) |
|
Ammonia plus organic nitrogen, water, unfiltered, mg/L as N (6 sites) |
|
Nitrite plus nitrate, water, filtered, mg/L as N (6 sites) |
|
Phosphorus, water, unfiltered, mg/L as phosphorus (6 sites) |
|
Orthophosphate, water, filtered, mg/L as phosphorus (6 sites) |
|
Chloride, water, filtered, mg/L (1 sites) |
|
Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, RFU (2 sites) |
|
Chlorophyll a, estimated, water, in-situ, in-vivo fluorescence, concentration estimated from reference material, µg/L (5 sites) |
|
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, ug/L (5 sites) |
|
Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, µg/L (8 sites) |
|
Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, relative fluorescence units, RFU (4 sites) |
|
Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, relative fluorescence units, RFU (6 sites) |
|
Orthophosphate, water, in situ, mg/L as phosphorus (6 sites) |
|
Ammonia, water, dissolved, pounds per day as nitrogen (6 sites) |
|
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +/-2.5 degrees, FNU (28 sites) |
|
Chloride, water, dissolved, tons/day (1 sites) |
|
Ammonia, water, unfiltered, mg/L as NH4 (1 sites) |
|
Suspended sediment concentration, mg/L (18 sites) |
|
Suspended sediment discharge, tons/day (19 sites) |
|
Phosphorus, water, unfiltered, short tons of phosphorus per day (5 sites) |
|
Phosphorus, water, unfiltered, pounds per day (1 sites) |
|
Ammonia plus organic nitrogen, water, unfiltered, pounds of nitrogen per day (6 sites) |
|
Orthophosphate, water, dissolved, pounds per day (6 sites) |
|
Nitrite plus nitrate, water, dissolved, lb/d as N (6 sites) |
|
Nitrate plus nitrite, water, in situ, mg/L as N (17 sites) |
|
Nitrite, water, in situ, mg/L as N (1 sites) |
|
Suspended sediment concentration, water, unfiltered, estimated by regression equation, mg/L (1 sites) |