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The Forerunner API enables you to programmatically manage floodplain data, records, files, and more. Whether you’re building integrations with existing systems, automating data workflows, or creating custom applications, our API provides comprehensive access to Forerunner’s core functionality.

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API capabilities

The Forerunner API allows you to:
  • Manage files - Upload, retrieve, and update Elevation Certificates, permits, and other floodplain documents
  • Track SI/SD - Submit and manage Substantial Damage and Substantial Improvement records
  • Create logs - Record public assistance interactions including phone calls, walk-ins, and written requests
  • Query properties - Search and retrieve property information including parcel data
  • Access records - List and filter various record types with full property context
  • Receive webhooks - Get notified when file processing completes

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Base URLs

Forerunner provides two environments for development and production use: 
https://app.withforerunner.com
Use the staging environment for testing and development. All production requests should use the production base URL.