Working with Municipal Partners
Integration and Implementation of Flood Plain Information
Presented by: Laurie Nelson, MCIP, RPP
Interim Director, Policy Planning
March 5, 2019
Outline
Toronto and Region Conservation AuthorityThe information contained in this presentation is copyright © Toronto and Region Conservation Authority
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• TRCA's Jurisdiction
• TRCA's Review Roles and Responsibilities
• Communication and Visualization Tools
• Flood Plain Management Policy Framework
• Case Studies
TRCA’s Jurisdiction
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TRCA Plan Review Roles & Responsibilities
Toronto and Region Conservation Authority
Planning ActConservation
Authorities Act
Watershed
Plans,
Section 28
Regulation
Environmental
Assessment
Act
Official Plan
& Zoning
By-laws
Hazard, Water
& Heritage
Policies
Building Code
& Design
Standards
MNRF/MOECC/MMA
Technical Manuals &
Guidelines
The Living
City
Policies
Procedural
Manual &
Technical
Guidelines
Master
Plans
Individual
EAsMunicipal
Class EAs
Schedules
A, B & C
Provincial Policy
Statement,
Provincial Plans
Service Delivery
Agreements
Memorandums
of
Understanding
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Regulated Areas
VALLEY CORRIDOR
LAKE ONTARIO SHORELINE
WETLANDS
AREA ADJACENT TO
WETLANDS (120m or 30m)
WATERCOURSE
STREAM CORRIDORToronto and Region Conservation Authority 5
Toronto and Region Conservation Authority
TRCA Regulation
• Regulation tests: control of flooding,
erosion, dynamic beaches, pollution
or the conservation of land will not
be affected
• CA Regulation is “applicable law”
under Building Code Act
• Regulation requirements “flagged” in
the Planning and Environmental
Assessment processes
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TRCA Comprehensive Regulation Mapping Update
Toronto and Region Conservation Authority
Public online commenting tool
Public online mapping viewer
Consultation website
Webinar for municipal staff
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Public drop-in sessions
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Flood Plain Mapping Updates
Engineered floodplain
Crest of slope
Draft updated regulated area mapping
Area being captured
Area being removed
Policy Framework for Managing Flood Plains
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Policy Framework for Managing Flood Plains
Municipalities• Implemented through Official Plans and Zoning By-laws
• Policies tied to TRCA’s roles and responsibilities
• Initiate comprehensive SPA reviews or amendments to SPA policies, boundaries or land use designations
TRCA • Delegated Provincial Interest - Natural Hazards
• Public Commenting Body - Planning Act, EA Act• Regulator - Permits under CA Act
• Service Provider - MOUs
• Resource Management Agency• Landowner
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15 Special Policy Areas
42 Flood Vulnerable Area Clusters
Special Policy
Area
TRCA Jurisdiction
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Official Plan Schedules
Richmond Hill Official Plan
Schedule showing Floodplain
Regulation Areas, Special Policy
Areas and Flood Vulnerable areas
Black Creek Between Highway 7 and Highway 407
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• Narrow linear corridor “ditched”
• Floodplain
• Erosion Hazards
• Failing Infrastructure
• Poor Aquatic and Terrestrial Habitat
Vaughan Metropolitan
Centre -Black Creek
Renewalthrough
Vaughan’s New Downtown
Source: City of Vaughan
Black Creek
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Strategic Redistribution of Permitted
Development to Manage Flood Risk
Downtown Brampton Revitalization Studies
Source: The Planning Partnership
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Strategic Growth Redistribution
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Flood Emergency Response
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COMPREHENSIVE SPECIAL POLICY AREA UPDATES
Comprehensive and Collaborative
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River Corridor Renewal
• Flood Remediation
• Mitigate Access Risk
• Green Corridor
• Improved Water Quality
• Improved Habitat
• Recreation
• Climate Change Adaptation
• Opportunity for urban revitalization
Lower Don Revitalization
More than Flood Plain Mapping
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Integration of
Current Flood Plain
Information
Planning Act
Environmental
Assessment &
Infrastructure
Urban and
Ecological
Design
Risk
Assessment
Municipal &
TRCA Permits
Mitigation &
Remediation
Emergency
Management
Plans
Flood Warning
& Forecasting
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Questions?
www.trca.ca
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