Upper Niagara River, modelled currents scaled hour by hour to the measured discharge at Fort Erie, September 10 to 23, 2026. Depths: NOAA Electronic Navigational Charts (US government work). Discharge: Environment and Climate Change Canada, Water Survey of Canada real-time data (Open Government Licence - Canada). Water level: NOAA CO-OPS (public domain, preliminary). Falls and lake outline: Ontario Hydro Network (Open Government Licence - Ontario).
