Erosion Control: Joliet vs Romeoville
How do erosion control rules compare between Joliet, IL and Romeoville, IL?
Joliet and Romeoville have similar restriction levels.
Joliet, IL
Will County
The City of Joliet regulates erosion and sediment control through its Consolidated Stormwater Management, Soil Erosion, and Sediment Control regulations within the Building Code (Chapter 8, Article X). Any land-disturbing activity requires an erosion control plan. Velocity dissipation measures must be incorporated into basin designs to minimize erosion at inlets and outlets. The city serves as the permitting authority for all land-disturbing activities.
View full Joliet rules →Romeoville, IL
Will County
Will County enforces the Countywide Stormwater Management Ordinance (WCSMO) requiring erosion and sediment control plans for any land disturbance of 5,000 square feet or more. Silt fence, stabilized entrances, and inlet protection are required BMPs across Joliet, Bolingbrook, Plainfield, and unincorporated Will County.
View full Romeoville rules →Key Facts Comparison
| Fact | Joliet | Romeoville |
|---|---|---|
| Governing Code | Joliet Code of Ordinances Chapter 8, Article X | - |
| Permit Required | Erosion Control Permit for all land-disturbing activities | - |
| Standing Water | Must drain within 72 hours for events below 100-year | - |
| BMPs Required | Silt fencing, inlet protection, stabilized entrances | - |
| Maintenance | Landowner responsible for all on-site facilities | - |
| Permitting Authority | City of Joliet | - |
| Threshold | - | 5,000 sq ft disturbance |
| NPDES | - | 1 acre triggers ILR10 |
| Authority | - | WCSMO + 55 ILCS 5/5-1062 |
| Stabilization | - | 70% vegetative cover |
| Stop-Work | - | For missing BMPs |
Highlighted rows indicate differences between cities.
Joliet FAQ
Do I need an erosion control permit in Joliet?
Yes. Any land-disturbing activity within Joliet city limits requires an Erosion Control Permit under Chapter 8, Article X of the Code of Ordinances.
What erosion control measures are required during construction in Joliet?
Construction sites must implement best management practices including silt fencing, inlet protection, stabilized construction entrances, and velocity dissipation measures at detention basin inlets and outlets.
Who is responsible for maintaining erosion control facilities in Joliet?
The landowner is responsible for maintaining all on-site stormwater control facilities and erosion control measures as required by the approved plan.
Romeoville FAQ
Do I need a permit for a small backyard grading project in unincorporated Will County?
If the disturbance is under 5,000 sq ft and does not alter drainage patterns, a WCSMO permit is typically not required, but you must still prevent sediment from leaving your property. Contact Will County Land Use Department to confirm.
Who enforces erosion control on a new subdivision in Plainfield?
Plainfield enforces municipal standards through its MS4 permit plus Will County WCSMO review for stormwater detention. Both agencies inspect, and either can issue stop-work orders.
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