USACE Access2Water API

provides a subset of the USACE Corps Water Management System (CWMS) API specifically focused on water control management data. This is a proxy of the CWMS API into the OGC API EDR format.

open data

Data Queries

Query Name Query Location
locations https://api.wwdh.internetofwater.app/collections/usace-edr/locations
cube https://api.wwdh.internetofwater.app/collections/usace-edr/cube
area https://api.wwdh.internetofwater.app/collections/usace-edr/area
items https://api.wwdh.internetofwater.app/collections/usace-edr/items
Note: EDR Queries may require query parameters not provided in the Query Location.

Parameter Groups

Elevation (3 matches)
id name units
Elevation Elevation ft
Elevation Tailwater Elevation Tailwater ft
Elevation Rule Curve Elevation Rule Curve ft
Outflow (2 matches)
id name units
Outflow Outflow cfs
Surcharge Release Surcharge Release cfs
Inflow (1 matches)
id name units
Inflow Inflow cfs
Weather Data (7 matches)
id name units
Precipitation Precipitation in
Conservation Storage Conservation Storage ac-ft
Flood Storage Flood Storage ac-ft
Air Temperature Air Temperature F
Wind Direction Wind Direction deg
Voltage Voltage volt
Wind Speed Wind Speed mph
Storage (2 matches)
id name units
Percent Flood Pool Percent Flood Pool %
Percent Conservation Pool Percent Conservation Pool %
Power Generation (1 matches)
id name units
Power Generation Power Generation MWh
Gage Height (2 matches)
id name units
Stage Tailwater Stage Tailwater ft
Stage Stage ft
Water Temperature (1 matches)
id name units
Water Temperature Water Temperature F
Water Quality (1 matches)
id name units
Dissolved Oxygen Dissolved Oxygen ppm
Irradiance (1 matches)
id name units
Irradiance Irradiance langley/min
Evaporation (1 matches)
id name units
Evaporation Evaporation in

Parameters

id name units
Elevation Elevation ft
Outflow Outflow cfs
Inflow Inflow cfs
Precipitation Precipitation in
Conservation Storage Conservation Storage ac-ft
Flood Storage Flood Storage ac-ft
Elevation Tailwater Elevation Tailwater ft
Percent Flood Pool Percent Flood Pool %
Percent Conservation Pool Percent Conservation Pool %
Power Generation Power Generation MWh
Air Temperature Air Temperature F
Stage Tailwater Stage Tailwater ft
Water Temperature Water Temperature F
Surcharge Release Surcharge Release cfs
Elevation Rule Curve Elevation Rule Curve ft
Dissolved Oxygen Dissolved Oxygen ppm
Stage Stage ft
Wind Direction Wind Direction deg
Voltage Voltage volt
Irradiance Irradiance langley/min
Wind Speed Wind Speed mph
Evaporation Evaporation in

Links