STORMWATER MANAGEMENT PROGRAM Pottawatomie County, Kansas Stormwater Management Program
AGENDA PROJECT BACKGROUND STORMWATER MANAGEMENT PLAN (SMP) ELBO CREEK WATERSHED SAND CREEK WATERSHED HOW IT ALL TIES TOGETHER IMPACTS AND COSTS QUESTIONS
FEDERAL REGULATIONS 1972 EPA Clean Water Act Gave EPA and State Authority to Regulate Stormwater Discharges Municipal Separate Storm Sewer Systems (MS4) EPA/States Implementation of Regulations 1990 Stormwater Regulations Phase I Large and Medium MS4s (>100,000 population) Stormwater Management Program 1999 Stormwater Regulations Phase II Small MS4s Pottawatomie Urbanized Areas Permit Effective January 1, 2015
Future Development The need for a Stormwater Management Program has been driven by the anticipated future development in the study area. Based on the Manhattan Area 2035 Comprehensive Master Plan
MS4 Service Area
KDHE MS4 NPDES PERMIT REQUIREMENTS Develop, implement and enforce a program to reduce the discharge of pollutants from the MS4 to the Maximum Extent Practicable. Stormwater Discharge Regulated just like Water and Sewer Systems The SMP is the outline of the program intended to meet the permit requirements Establish legal authority to implement program Permittee must submit a report each year KDHE Kansas Department of Health and Environment MS4 Municipal Separate Storm Sewer System NPDES National Pollutant Discharge Elimination System SMP Stormwater Management Plan
STORMWATER MANAGEMENT PROGRAM OVERVIEW 6 Minimum Controls and BMPs: 1. Public Education and Outreach 2. Public Involvement and Participation 3. Illicit Discharge Detection and Elimination 4. Construction Site SW Runoff Control 5. Post Construction SW Management Program 6. Pollution Prevention/Good Housekeeping TMDL Regulated Pollutants Monitoring Requirements (Wet Weather)
1. PUBLIC EDUCATION AND OUTREACH ACTION ITEMS Create Storm Water Website Purchase Educational Flyers Distribute to Contractors On Site Distribute at County Owned Facilities Distribute through Everbridge Provide Flyers to Building Permit Applicants Purchase and Distribute Educational Materials to Schools
1. PUBLIC EDUCATION AND OUTREACH IMPACTS Staff Time Development and Updates of Web Site Coordination with Local Schools Budget Impacts Purchase of Flyers Purchase\Printing of Educational Materials
2. PUBLIC INVOLVEMENT & PARTICIPATION ACTION ITEMS Create Advisory Committee Collaborate with K State Student Volunteers for Wet Weather Program
2. PUBLIC INVOLVEMENT & PARTICIPATION IMPACTS Staff Time Facilitation of Committee Coordination with K State Faculty Budget Impacts None
3. ILLICIT DISCHARGE DETECTION & ELIMINATION (IDDE) ACTION ITEMS Implement IDDE Resolution Define illicit discharges Set Legal Authority for Inspections Set Framework for Enforcement and Appeals Update GIS mapping Establish Public IDDE Reporting Methods E mail Phone Number
3. ILLICIT DISCHARGE DETECTION & ELIMINATION (IDDE) ACTION ITEMS Create Inspection Procedures Create Inspection Tracking Documentation (cont.) Staff Training Perform Annual Inspections
3. ILLICIT DISCHARGE DETECTION & ELIMINATION (IDDE) IMPACTS Staff Time GIS Mapping Improvements Setup IDDE Reporting Methods Create IDDE Inspection Procedures Staff Training Annual Inspections Budget Impacts Inspection Tracking Software
4. CONSTRUCTION SITE STORMWATER ACTION ITEMS Implement Erosion Control Resolution Set Legal Authority for Inspections Set Framework for Enforcement and Appeals Implement Erosion & Sediment Control (E&SC) Standards Implement Plan Review Requirements Create Inspection Procedures Create Inspection Tracking Documentation
4. CONSTRUCTION SITE STORMWATER ACTION ITEMS (cont.) Staff Training Establish Public Erosion & Sediment Control Reporting Methods E mail Phone Number Perform Inspections
4. CONSTRUCTION SITE STORMWATER IMPACTS Staff Time Adopting Standards Plan Reviews Create E&SC Inspection Procedures Staff Training Perform Inspections Budget Impacts Inspection Tracking Software
5. POST CONSTRUCTION STORMWATER ACTION ITEMS Implement Post Construction Resolution Establish Best Management Practices (BMP) requirements Establish Registration, Maintenance and Reporting requirements Set Framework for Enforcement and Appeals Implement BMP Design Standards Implement Plan Review Requirements Create Inspection Documentation Procedures Create Inspection Tracking Documentation Implement Owner Training Program
5. POST CONSTRUCTION STORMWATER IMPACTS Staff Time Adopting Standards Plan Reviews Develop Training Program Budget Impacts Inspection Tracking Software
6. POLLUTION PREVENTION/GOOD HOUSEKEEPING ACTION ITEMS Review Current Chemicals & Uses Provide Employee Educational Materials
6. POLLUTION PREVENTION/GOOD HOUSEKEEPING IMPACTS Staff Time Investigate Current Chemical Uses Distribute Training Materials
TOTAL MAXIMUM DAILY LOAD/REGULATED POLLUTANTS WET WEATHER MONITORING PROGRAM ACTION ITEMS KDHE Defined Pollutants (TMDLs) Bacteria Nutrients Sediment Perform Wet Weather Sampling Perform Analysis of Sampling Results
WET WEATHER MONITORING PROGRAM IMPACTS Staff Time Perform Wet Weather Sampling Budget Impacts Analyze Sampling Results Approx. $5,000 per Year
STORMWATER MANAGEMENT PROGRAM SUMMARY 6 Minimum Controls and BMPs: 1. Public Education and Outreach 2. Public Involvement and Participation 3. Illicit Discharge Detection and Elimination 4. Construction Site SW Runoff Control 5. Post Construction SW Management Program 6. Pollution Prevention/Good Housekeeping TMDL Regulated Pollutants Monitoring Requirements (Wet Weather)