Stormwater Management Requirements for Land Development Proposals

This document is a guidance tool developed to specify the requirements and mandate of the Ministry of Transportation related to stormwater management for municipal development. It outlines specifically what information should be included in stormwater management reports that may be required in support of applications for Encroachment and/or Development and Land Use Permits. The information is for use by consultants, developers, municipalities, other government agencies and MTO staff.

For more information on this guidance tool, go to the section "About this Document".

There are a number of ways to navigate this document. For new users, the "Quick Reference Guide" gives a quick review of document content and provides links to the different sections that address the drainage issues identified. The "Document Map" shows the different components and can also be used for navigation. The index to the left is always available for navigating between the different sections at any time.

To determine whether or not a stormwater management report is required by MTO, go to the section "MTO Approvals".

To obtain a summary of all the drainage issues that may be required go to the "Checklists".

Please note: Before proceeding, read the section "Review These Points Before Proceeding" for important information.

The MTO Drainage Management Manual is referenced throughout this guide. It is available in digital format through the MTO Online Library Catalogue. To locate the document, search by the title. Hard copies can be purchased from Publications Ontario Online.

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| Welcome | Document Map | About this Document | Quick Reference Guide | Checklist |
| MTO Approvals | Drainage Issues | Drainage Impacts | Capacity | Mitigating Impacts |
| Construction and Operation | Computational Methods | MTO Drainage Policy | Glossary |
| Disclaimer | Authors & Contacts |