Prevention Program (SWPPP) Annual Public Meeting 2020 Agenda - - PowerPoint PPT Presentation

Stormwater Pollu lution Prevention Program (SWPPP)

Annual Public Meeting 2020

Agenda

• NPDES Defined
• Goals of Meeting
• Origins of NPDES Phase II
• Importance of Stormwater

NPDES Defi fined

National Pollutant Discharge Elimination System

Goals of f Presentation

• Educate interested citizens
• Receive comments from the public

regarding:

• Stormwater Pollution Prevention Program

(SWPPP)

• Progress on Best Management Practices

(BMPs)

• Meet the requirements of the Permit

Origins of f NPDES Phase II II

• Federal Law
• Clean Water Act – 1972
• Water Quality Act - 1987
• National concern for water resources
• NPDES Phase I - 1990
• Construction
• Industrial
• MS4 (Municipal Separate Storm Sewer

System) – Minneapolis and Saint Paul

• NPDES Phase II - 1997

3 Majo jor Programs

MS4’s Construction Activities Industrial Activities

Im Importance of f Stormwater Runoff Control

• Environmental Impacts
• Change in hydrology (physical)
• Increase in pollutants (chemical)

Im Importance of f Stormwater Runoff Control

• Aquatic biodiversity
• Habitat loss
• Increase flooding
• Aesthetics
• Human health
• Sedimentation and erosion
• Reduced water quality

Status of f Permit Compliance & Appropriateness of f Best Management Practices (B (BMPs)

• Performed self-assessment
• Documented existing programs
• Identified gaps to meet permit

requirements

• Developed SWPPP on schedule

and submitted application

• Received approval of new SWPPP
• n March 17, 2014
• Developed additional BMPs to

fulfill requirements

Process

• Annual Public Meeting (online presentation in

2020)

• Share progress toward achieving Measurable

Goals

• Gather input regarding SWPPP adequacy
• Consider public input and make appropriate

changes

• Submit Annual Report to the Minnesota

Pollution Control Agency (MPCA)

• Make SWPPP Revisions
• Submit Comments & Record of Decision

(ROD) to MPCA

• Develop additional BMPs to fulfill

requirements

Six Minimum Control Measures (M (MCMs)

1. Public Education and Outreach 2. Public Participation and Involvement 3. Illicit Discharge Detection and Elimination 4. Construction Site Stormwater Runoff Control 5. Post-Construction Stormwater Management 6. Pollution Prevention and Good Housekeeping for Municipal Operations

MCM 1 – Public Education and Outreach

Existing Best Management Practices (BMPs)

• Website
• Hotline
• Articles in Cottage Grove Reports
• Notice of Annual Public Meeting
• East Metro Water Resource Education Program (EMWREP)

Membership New BMPs to meet permit requirements

• Prioritize education efforts on high priority topics

MCM 2 – Public Participation and In Involvement

Existing BMPs

• City Adopt-a-Roadway
• City Adopt-a-Park
• Planning Commission: Plan Review
• Parks, Recreation and Natural Resources Commission
• Annual Stormwater Meeting
• Environmental Commission

New BMPs to meet permit requirements

• Make SWPPP document available on City Website

MCM 3 – Il Illicit Discharge Detection and Elimination

Existing BMPs

• Stormwater Management Map - Infraseek
• Illicit Discharge Ordinance
• Sanitary Sewer Maintenance Program
• Illegal Dumping Ordinance
• Washington County Recycling Program
• Illicit Discharge Inspection Permit

New BMPs to meet permit requirements

• Prioritize areas for illicit discharge inspections
• Written procedures for illicit discharge inspections
• Ordinance amendment to meet permit requirements

MCM 4 – Construction Site Stormwater Runoff Control

Existing BMPs

• Construction Site Runoff Control Ordinance
• Construction Site Plan Review
• ESC Inspections and Enforcement
• Grading and Pre-Construction Meetings
• Erosion and Sediment Control Detail Plates

New BMPs to meet permit requirements

• Written Procedures for Site Plan Review
• Written Procedures for Public Input
• Ordinance Updates Making City Erosion Control Requirements As

Stringent as MPCA

MCM 5 – Post Construction Stormwater Management

Existing BMPs

• Stormwater Pond Design Standards
• Zoning and Subdivision Ordinance
• Surface Water Management Plan
• Post-Construction Plan Review Process
• Comprehensive Plan
• Stormwater System Long-Term Operation

and Maintenance Plan New BMPs to meet permit requirements

• Regulatory mechanism updates to meet

long-term maintenance requirements of privately owned BMPs

MCM 6 – Pollution Prevention and Good Housekeeping

Existing BMPs

• Municipal Lawn Care Maintenance Program
• Municipal Street Sweeping Program
• Street De-Icing Program
• Pond, Outfall, and Sediment Basin Inspections
• Fleet and Building Operation and Maintenance Plans
• Hazardous Materials Storage and Recycling Program
• Structural Pollution Control Device Inspection and Maintenance
• New Construction and Land Disturbance Operation and Maintenance
• Inspection Analysis and Frequency
• Stockpile, Storage, and Material Handling Program

MCM 6 – Continued

Existing New BMPs to Meet Permit Requirements

• Facilities Inventory
• Stockpiles and Materials Handling Inspections
• Pond Assessment Procedures
• Employee Training Program

Changes to BMPs and/or Measurable Goals

• The City intends to make changes to BMPs and Measurable Goals when

the change will:

• Clarify and/or simplify understanding and documentation
• Reflect public concerns not previously addressed
• Reflect resource changes
• Maintain level commitment
• Reflect changes to General Permit by MPCA

Questions Questions or C

• r Comments?
• mments?