Grading & Drainage: Elmhurst vs Naperville
How do grading & drainage rules compare between Elmhurst, IL and Naperville, IL?
Elmhurst, IL
DuPage County
No data available yet for Elmhurst.
Naperville, IL
DuPage County
Naperville requires proper grading to direct water away from structures and neighboring properties. Sump pump discharge to streets or sidewalks is prohibited. Development projects must comply with DuPage County Stormwater Ordinance for drainage plans.
View full Naperville rules →Key Facts Comparison
| Fact | Elmhurst | Naperville |
|---|---|---|
| Sump Pumps | - | No discharge to streets |
| Grading | - | Away from structures |
| County Rule | - | DuPage County Ordinance |
| Owner Duty | - | Maintain proper drainage |
Highlighted rows indicate differences between cities.
Elmhurst FAQ
No FAQs available.
Naperville FAQ
Can my neighbor's water drain onto my property in Naperville?
No. Properties must be graded to prevent water from flowing onto neighboring lots. If a neighbor's drainage is affecting your property, contact Naperville Code Enforcement.
Where should my sump pump discharge?
Sump pump discharge must go to your yard where it can be absorbed. Discharge to sidewalks, streets, or neighboring properties is prohibited.
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