From LID SWM Planning and Design Guide
Hydrogeo data in Ontario
Provincial Groundwater Monitoring Network
Groundwater Information Network
Ontario GroundwaterThe water below the surface, and typically below the groundwater table.
Surficial geology of southern Ontario
Darcy DrainageNatural or artificial means of intercepting and removing surface or subsurface water (usually by gravity).
Beta version drainage spreadsheet
LIDLow Impact Development. A stormwater management strategy that seeks to mitigate the impacts of increased urban runoff and stormwater pollution by managing it as close to its source as possible. It comprises a set of site design approaches and small scale stormwater management practices that promote the use of natural systems for infiltration and evapotranspiration, and rainwater harvesting. lifecycle costing
Relevant wiki pages