Section
Administration
171.001 General
171.002 Applicability
171.003 Validity
171.004 Duties and Powers of the Health Officer
171.005 Existing systems
Definitions
171.020 General
171.021 General definitions
General Requirements
171.035 General
Unsanitary Conditions
171.050 General
Project Approval Categories
171.065 General
171.066 Approval conditions for new onsite wastewater treatment systems
171.067 Approval conditions for replacement onsite wastewater treatment systems
171.068 Approval conditions for alterations to properties
171.069 Approval conditions for repairs to onsite wastewater treatment systems
171.070 Approval conditions for proposed subdivisions
171.071 Approval conditions for onsite wastewater treatment systems with atypical flow
171.072 Approval conditions for non-soil based onsite wastewater treatment systems
171.073 Approval conditions for the elimination of abandoned onsite wastewater treatment system components
171.074 Approval conditions for artificial site drainage effectiveness investigation plans
Site Suitability
171.085 Soil evaluation
171.086 Soil profile descriptions
171.087 Minimum soil conditions
171.088 Soil limitations
171.089 Conflict
Onsite Wastewater Treatment System Design
171.100 General
171.101 Performance objectives for soil based onsite wastewater treatment systems
171.102 General requirements for soil based onsite wastewater treatment systems
171.103 Design requirements for Type 1 and Type 2 soil treatment trench systems
171.104 Design requirements for Type 3 modified mound systems
171.105 Design requirements for Type 4 at-grade systems
171.106 Design requirements for Type 5 mound systems
171.107 Design requirements for drip distribution systems
171.108 Design requirements for Illinois raised filter bed systems
171.109 Design requirements for systems with atypical wastewater flow
171.110 Design requirements for non-soil based systems
171.111 Design requirements for repairs to onsite wastewater treatment systems
Plans and Other Required Information
171.125 General
171.126 Site plan specifications for a new, replacement, or alteration- replacement onsite wastewater treatment system, or an onsite wastewater treatment system with atypical wastewater flow
171.127 Site plan specifications for a repair to an onsite wastewater treatment system, alterations or additions to properties not requiring replacement of system components, or system component elimination
171.128 Proposed subdivisions and lot splits
Construction Requirements
171.140 General
171.141 Permit and license requirements
171.142 Soil treatment area preparation
171.143 Fill placement
171.144 Excavation
171.145 Gravel placement
171.146 Piping installation
171.147 Backfilling
171.148 Accessories
171.149 Inspections
Materials
171.160 General
171.161 Pretreatment components
171.162 Lift stations
171.163 Distribution devices
171.164 Valves
171.165 Piping
171.166 Fill and gravel aggregate
171.167 Backfill and topsoil cover
171.168 Items not specified
Licensing, Certification, and Training
171.180 General
171.181 Soil classifier/scientist
171.182 Onsite wastewater treatment system designer
171.183 Onsite wastewater treatment system installation contractor
171.184 Onsite wastewater treatment system service provider
171.185 Onsite wastewater treatment system pumper
171.186 License application and renewal
Waste Haulers and Septage Disposal
171.200 General
171.201 Land application site approval
171.202 Site management
171.203 Equipment
171.204 Inspections
171.205 Reporting
171.206 Other requirements
System and System Component Management Activities
171.220 General
171.221 Certified pre-treatment components
171.222 Surface discharging onsite wastewater treatment systems
171.223 Holding tanks
171.224 Reporting
Enforcement
171.235 General
171.236 Notice of violation
171.237 Emergencies
171.238 Revocation of site plan approval
171.239 Suspension of construction approval
171.240 Revocation of licenses
171.241 Other remedies
Fees and Administrative Procedures/Requirements
171.255 Fees
171.256 Applications
171.257 Plans and plan reviews
171.258 Variances
171.259 Hearings
171.260 Construction approval
171.261 Other
Relief from Personal Responsibility
171.275 General
Interpretation and Conflict
171.290 General
171.291 State and local requirements
171.292 Effective date
Appendices
Appendix A Incorporated Materials
Appendix B Tables: Soil Resource Groups, Maximum Loading Rates, Treatment Credits and Discharge Effluent Limitations
Appendix C Tables: Design Daily Wastewater Flow and System Component Sizing Standards
Appendix D Minimum Separation Distances
Appendix E Tables: Perforation Discharge Rates, Friction Loss, Illustrations: Deflection, System Design Illustrations by System Type