HomeMy WebLinkAboutStorm Water Ordinance Changes Presentation (2008)Storm Water Ordinance Changes
Stillwater MS4 Process
The primary goal of this permit is to
restore and maintain the chemical,
physical, and biological integrity of Water
of the State through management and
treatment of urban storm water runoff.
MPCA approved the City storm water
permit on December 28, 2007
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Required SWPPP Components
1. Public Education and Outreach
2. Public participation
3. Illicit discharge detection and elimination
4. Construction site storm water runoff control
5. Post-construction storm water management in
new development and redevelopment
6. Pollution prevention/ good housekeeping for
municipal operations
7. Restricted/Trout Water Discharges
1. Public Education and
Outreach
Contract with EMWRP for $2,000/year
13 partners
3 Watershed Districts
2 Watershed Management Organizations
Washington County and Conservation District
6 Cities
3-year contract through May, 2009
Covers Education Component of SWPPP
Articles, Outreaches, Annual Reporting
2. Public Participation
Public Notice for Storm Water Meeting
Consider any comments at Storm Water
Meeting
Public Comments/ Complaints
Public Input Form
3. Illicit Discharge Detection and
Elimination (IDDE)
Storm sewer map
IDDE ordinance update
IDDE enforcement
4. Construction Site Storm Water
Runoff
Ordinance revisions
Plan reviews
Preconstruction meeting
Construction inspection
5. Post Construction Storm
Water Management in New
Development and Re-
development
Implementation of Best Management
Practices for Storm Water Management
Regulatory Mechanisms/Ordinances
6. Pollution Prevention and Good
Housekeeping
Training for public works employees in
October, 2007 on City SWPPP, Street
Sweeping, Salting, and Grounds
Maintenance
Annual inspections- SPCDs, stockpiles,
and 20% of ponds and outfalls
7. Restricted/ Trout Waters
Map of discharge areas with impervious
coverage
Source water protection area
Trout stream discharges
SCX-04
189.1 ac, CN 79.8
SCX-13
106.2 ac, CN 81.3
SCX-16
87.6 ac, CN 83.7
SCX-24
86.9 ac, CN 82.9
SCX-03
78.3 ac, CN 74.8
SCX-23
68.6 ac, CN 72
SCX-18
55.3 ac, CN 88
SCX-11
54 ac, CN 86.2
SCX-05
53.5 ac, CN 78
SCX-20
55.3 ac, CN 82.8
SCX-08
53.7 ac, CN 83.3
SCX-09
41.9 ac, CN 80.3
SCX-12
39.8 ac, CN 91.1
SCX-17
34.4 ac, CN 83.8
SCX-06
28.4 ac, CN 88
SCX-01
24 ac, CN 74.9
SCX-10
23.3 ac, CN 88.5
SCX-19
19.4 ac, CN 80.1
SCX-02
16.2 ac, CN 69.2
SCX-15
12.1 ac, CN 93
SCX-21
11.9 ac, CN 81.1
SCX-22
10.2 ac, CN 85.9
SCX-07
9.2 ac, CN 81.5
SCX-14
7 ac, CN 90.1
CITY OF STILLWATER
DRAINAGE BASIN LAYOUT
APRIL 2007
Storm Water Pollutants Added to
Nuisance Ordinance Prohibitions
Trash/ litter in storm sewer system
Grass, leaves, dirt, debris
Any non-storm water discharge
Chemicals or septic waste
Oil exposed vehicle parts
Changes to Storm Water
Management Practices
Watershed District Requirements/ Permits
Enforcement Procedures (escrow/surety)
Erosion control standards for large sites
revised to reference MPCA erosion permit
Erosion control standards for small sites