|(Measured at James Ave.)||Feet above
James Ave. Datum
|Geodetic Metric (m)|
|Normal Summer Level (varies)||6.5||223.74|
|Assiniboine R. Walkway (minimum level)||8.5||224.35|
|Normal Winter Ice Level (varies)||0||221.76|
|1997 Flood Peak||24.5||229.23|
|2005 Flood Peak||20.1||227.89|
|2006 Flood Peak||20.4||227.99|
|2009 Flood Peak||22.6||228.66|
|2011 Flood Peak||20.7||228.089|
|2014 Flood Peak||19.2||227.62|
|2016 Flood Peak||18.1||227.28|
|2017 Flood Peak||19.5||227.71|
James Ave. Datum: a gauge located on the Red River at James Avenue where the long term mean winter ice level at James is 727.57 feet geodetic or 0 ft James.
Geodetic metric = (James + 727.57) x 0.3048
"Geodetic" is the horizontal and vertical positioning of a ship, platform, benchmark, survey location, etc.
Winter weather impacts survey sites, leaving some sites unable to provide timely data or offline completely. Survey sites should be back to full function in spring.