This report contains hydrometric data for the Alberta Oil Sands Environmental Research Program (AOSERP) study area to December, 1976. All available daily discharge data are contained within Appendices of this report. The report also contains annual hydrographs of discharge data, water level information for gauged lakes, stage-discharge curves for each stream gauging station, and where enough data are available, plots of cross-sections, discharge-velocity and discharge-area curves. Some information on water temperature is also included.