Richmond HillSite Alteration & EngineeringSite Alteration
Published by City of Richmond Hill
This is the City of Richmond Hill’s document, as published on its website on 19 October 2026. The municipality may have changed it since: check the current version at the source. Legal notice
The Richmond Hill Infrastructure and Engineering Services Department's stormwater management report requirements, linked from the city's site alteration permit page. It describes a report on a development's stormwater effects, prepared by a registered professional engineer qualified in civil, water resources or environmental engineering, building on the functional servicing report. Its outline covers drainage areas and systems, quantity, quality, erosion control, water balance and low impact development, the SWM hierarchy, and an operation and maintenance manual, with Division H of the City Standards and Specifications Manual among its resources.
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