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Canyon Bridges Replacement Project
Project Background
OC Public Works will remove and replace four bridges, with three located in Silverado Canyon and one in Modjeska Canyon. The bridges planned for replacement…
Before a Flood
Even if you’ve never experienced a flood, you ought to know what to do if flood waters threaten you, your family, and your community. The following tips from the National Flood Insurance Program are…
Are you in a Flood Zone
Determining if Your Property is In or Out of a Flood Zone
The Flood Insurance Rate Map (FIRM) is the official map of a community on which the Mitigation Division Administrator has delineated both…
Challenge a Flood Determination
For most of property owners who purchased their property prior to 1973 and plan to refinance, they should first check and obtain flood zone information for their property and take it into careful…
Buying Flood Insurance
To buy a flood insurance policy, call your insurance agent or contact one of the participating insurance companies and type in your address or Write Your Own (WYO) insurance companies (see definition…
Elevation Certificates
As a public service for Unincorporated Orange County, OC Planning maintains on file elevation certificates for new and substantially improved structures in the Special Flood Hazard Area (SFHA) going…
Drawings Maps
Basemap of Drainage Facilities
Basemap of Drainage Facilities
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