ADA COUNTY
FLOODPLAIN DEVELOPMENT PROCESS
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Floodplain management is an important aspect of public health and safety
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What is a floodplain?
A floodplain is the area adjacent to a river, creek, lake, stream or other waterway that is subject to flooding when there is a significant run-off event.
The technical definition of a floodplain as it pertains to the development process can be found in the Ada County Zoning Ordinance: 8-3F-4.
What do I need to know if my property is in a floodplain?
►Any development within the Floodplain will require a Floodplain Development Permit.
If you are considering development within a Floodplain, please view the entire Flood Hazard Overlay District ordinance located in the Ada County Zoning Ordinance. The floodplain Submittal Checklist includes everything you need to sumbit an application. Please feel free to contact the Ada County Engineer at (208) 287-7925 with any questions you may have.
Where can I get more information:
• View our Frequently Asked Questions (FAQs)
• View our Flood Hazard Overlay District ordinance: 8-3F
• Download our Floodplain Application and Submittal Checklist
• Contact FEMA
• Find a registered Professional Engineer licensed in Idaho
Development Services is located in the Ada County Courthouse
200 W. Front St., Boise, ID 83702
Phone: (208) 287-7900, FAX (208) 287-7909
ADA COUNTY
FLOODPLAIN DEVELOPMENT PROCESS
|

Floodplain management is an important aspect of public health and safety
|
What is a floodplain?
A floodplain is the area adjacent to a river, creek, lake, stream or other waterway that is subject to flooding when there is a significant run-off event.
The technical definition of a floodplain as it pertains to the development process can be found in the Ada County Zoning Ordinance: 8-3F-4.
What do I need to know if my property is in a floodplain?
►Any development within the Floodplain will require a Floodplain Development Permit.
If you are considering development within a Floodplain, please view the entire Flood Hazard Overlay District ordinance located in the Ada County Zoning Ordinance. The floodplain Submittal Checklist includes everything you need to sumbit an application. Please feel free to contact the Ada County Engineer at (208) 287-7925 with any questions you may have.
Where can I get more information:
• View our Frequently Asked Questions (FAQs)
• View our Flood Hazard Overlay District ordinance: 8-3F
• Download our Floodplain Application and Submittal Checklist
• Contact FEMA
• Find a registered Professional Engineer licensed in Idaho
Development Services is located in the Ada County Courthouse
200 W. Front St., Boise, ID 83702
Phone: (208) 287-7900, FAX (208) 287-7909