Section
Purpose and Definitions
160.001 Purposes of this chapter
160.002 Definitions
Requirements for Stormwater Management
General Information
160.010 Other applicable sections
160.011 Applicability of site runoff storage requirements (detention)
160.012 Exemptions from site runoff storage requirements (detention)
General Stormwater Requirements
160.013 Requirements applicable to all development
160.014 Requirements applicable to all subdivisions and commercial developments
160.015 Building permits
160.016 Single parcel developments
160.017 Overland flow paths
160.018 Protection of buildings
160.019 Depressional storage
Site Runoff Requirements
160.020 Stormwater facility discharges
160.021 Minor stormwater system criteria
160.022 Major stormwater system criteria
160.023 Existing sub-surface and surface drainage systems
160.024 Design runoff rate
160.025 Design rainfall
160.026 Stormwater systems easements
160.027 Flow depths
160.028 Diversion of flow to another watershed
160.029 Best management practices requirements
Site Runoff Storage Requirements (Detention/Extended Detention)
160.030 Release rate
160.031 Design methods
160.032 Existing release rate less than allowable
160.033 Downstream water surface elevations
160.034 Extended detention requirement
160.035 Site runoff storage facility design requirements
160.036 Site runoff storage facility requirements within the regulatory floodplain
160.037 Site runoff storage facility requirements within the regulatory floodway
160.038 Off-site facilities
160.039 Cross-stream structures for site runoff storage facilities
Stormwater Requirements for Agricultural Land Use Including Croplands, Pasture Lands, and Farmsteads
160.040 Applicability
160.041 Conservation planning and performance standards
160.042 Drainage practices, requirements and design criteria
160.043 Sediment control for open channels
160.044 Maintenance and construction of drainage systems
Sediment and Erosion Control
160.055 Site planning
160.056 Standards and specifications
160.057 General requirements
160.058 Extended construction shutdown periods
160.059 Hydraulic and hydrologic design requirements
160.060 "As-needed" practices on the plans
160.061 Sediment and erosion control plan requirements
160.062 Conveyance of off-site flow
160.063 Stockpiles
160.064 Storm sewer inlets
160.065 Construction dewatering
160.066 Protection of public/private roadways
160.067 Temporary stream crossings
160.068 Inspections
Protection of Special Management Areas
160.080 Floodplains and floodways
160.081 Floodplain, regulatory floodplain, base flood elevation (BFE) and regulatory floodway locations
160.082 General performance standards
160.083 Compensatory storage volume standards
160.084 Floodway standards
160.085 Riverine floodplain
160.086 Bridge and culvert standards
Stream and Wetlands Protection
160.087 Authority
160.088 Title
160.089 Purpose and intent
160.090 Site development permit
160.091 General provisions: area affected
160.092 Watercourse relocation and minor modifications (including channelization and relocation)
160.093 Impact assessment
160.094 Stream maintenance easement
160.095 Threatened and endangered species
160.096 Security
160.097 Liability
160.098 Separability
160.099 Retroactivity
160.100 Enforcement
Stormwater Management Permit Submittal Requirements
General Requirements
160.110 Stormwater management and other permits required
160.111 Permit review fees
160.112 Professional seals and certifications required
Duration and Revision to Permits
160.113 Permit expiration
160.114 Permit extension
160.115 Permit revision
Required Submittals
160.116 Generally
160.117 Modification of submittal requirements
160.118 Applications and project overview
160.119 Plan set submittal
160.120 Stormwater submittal
160.121 Floodplain submittal
Submittal Prior to Permit Issuance
160.122 Additional submittals required
160.123 Performance security
160.124 Maintenance schedule and funding
160.125 Record drawings
160.126 Issuance or denial of permit and appeal of permit denial
Long-Term Maintenance
160.135 Long-term maintenance
160.136 Transfer to permitting authority or other public entity
160.137 Transfer to homeowner's or similar association
160.138 Conveyance to one or more persons
160.139 Incorporation of maintenance obligations in stormwater management permit
160.140 Funding of long-term maintenance of stormwater facilities
Enforcement and Penalties
160.150 Inspection and maintenance authority
160.151 Required inspections
160.152 Offenses
160.153 Offenses; penalties: remedies
General Provisions
160.165 Scope of regulation
160.166 Exemptions
160.167 Community's list of proposed exempt developments
160.168 Interpretation
160.169 Warning and disclaimer of liability
160.170 Violations
160.171 Severability
160.172 Repealer
160.173 Effective date
Variances
160.185 Purpose
160.186 Application for variances
160.187 Application fee
160.188 Public hearing
160.189 Granting of variances
160.190 Recommendations
160.191 Decision
160.192 Conditions
Administration
160.200 Responsibility for administration
160.201 Duties of Director
160.202 Duties of Administrator
160.203 Representative capacity
160.204 Oversight Committee
160.205 Service
160.206 Publication
Performance Security
160.215 General security requirements
160.216 Development security
160.217 Sediment and erosion control security
160.218 Letters of credit
Fee-in-lieu of On-Site Detention
160.225 Fee-in-lieu of on-site detention
Appendix A. Table 1. Will County Stormwater Technical Guidance Manual Rainfall Depths and Intensities.
Appendix B. Table 2. Summary of Applicable Chapter Sections for Developments in Floodplains
Appendix C. Table 3. Permit Submittal Requirements
Appendix D. Table 4. Village of Romeoville List of Proposed Exempt Developments
Appendix E. Figure 1. Detention Volume vs. Percent Impervious Will County Rainfall
Appendix F. Flood Insurance Study (FIS) and Flood Insurance Rate Map (FIRM) Panels