Grading & Drainage: Grand Rapids vs Wyoming
How do grading & drainage rules compare between Grand Rapids, MI and Wyoming, MI?
Grand Rapids, MI
Kent County
Grand Rapids enforces FEMA-mapped Grand River floodplain rules through Chapter 61 of the Zoning Ordinance and Title 5 building code. Structures in Special Flood Hazard Areas must elevate the lowest floor at least one foot above base flood elevation and obtain a floodplain development permit.
View full Grand Rapids rules →Wyoming, MI
Kent County
No data available yet for Wyoming.
Key Facts Comparison
| Fact | Grand Rapids | Wyoming |
|---|---|---|
| Freeboard requirement | 1 foot above BFE | - |
| Substantial improvement | 50 percent value rule | - |
| 2013 flood crest | 21.85 feet | - |
| NFIP participant | Required for insurance | - |
Highlighted rows indicate differences between cities.
Grand Rapids FAQ
How do I find out if my property is in a flood zone?
Use the FEMA Flood Map Service Center or the Kent County GIS portal to check the official Flood Insurance Rate Map for your parcel and elevation certificate needs.
Can I finish a basement in the floodplain?
Below-grade enclosures are generally prohibited or limited to flood-resistant uses with engineered flood vents in residential structures within Special Flood Hazard Areas.
Wyoming FAQ
No FAQs available.
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