Aurora, IL Environmental Rules: Stormwater Management (2026)
Key Facts
- Administrator
- City engineer (§18-201)
- Fine range
- $25 to $750 per day
- Detention bonus
- 110% storage, two named creek watersheds
- Applies
- Citywide, all four counties
- Adopted by
- Ord. No. O01-67 (2001)
Summary
Aurora, Illinois regulates stormwater management citywide by adopting the Kane County Stormwater Ordinance by reference, with the city engineer as administrator and site-specific detention requirements for new development in Kane County.
The Kane County Stormwater Ordinance as now or hereafter amended is adopted by reference as if set forth in this chapter. The city engineer is hereby designated the administrator for said ordinance. The plan commission is hereby designated the oversight committee for said ordinance. The city council is hereby designated the decision making authority for said ordinance.
Full Breakdown
The city has adopted the Kane County Stormwater Ordinance by reference under Aurora Code of Ordinances § 18-201, with the city engineer designated as administrator, the plan commission as oversight committee, and the city council as decision-making authority. Section 18-202 revises the county rules locally, requiring detention/storage sizing under a modified rational or SCS-curve-number method, with a 10% storage bonus in the Indian Creek and Blackberry Creek watersheds. The ordinance applies citywide across all four counties Aurora spans. Kane, DuPage, Will and Kendall.
Violations & Fines
Violating a stormwater permit condition draws a civil fine of $25 to $750 per day, plus possible permit revocation and a written stop-work order halting all site work.
Frequently Asked Questions
Does Aurora, Illinois have its own stormwater code?
Who enforces stormwater rules in Aurora?
Sources & Official References
Other rules in Aurora
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Stormwater Management in Nearby Cities
How other cities in this county handle stormwater management.