Service Description: The Clatsop County, Oregon (Mouth of the Columbia) Preliminary Floodplains (2025.07.17) Feature Service displays preliminary flood hazard areas.

Service ItemId: 79446c70968647f09a516b38091fd9f3

Has Versioned Data: false

Max Record Count: 1000

Supported query Formats: JSON

Supports applyEdits with GlobalIds: False

Supports Shared Templates: True

All Layers and Tables

Layers:

• Preliminary Study Area (as of July 17, 2025) (0)
• Preliminary 1% Annual Chance Water Surface Elevation (as of July 17, 2025) (1)
• Preliminary Flood Study Reach (as of July 17, 2025) (2)
• Preliminary Flood Risk (as of July 17, 2025) (3)

Description: The Clatsop County, Oregon (Mouth of the Columbia) Preliminary Floodplains (2025.07.17) Feature Service displays preliminary flood hazard areas. For additional information, please contact FEMA Region X's Regional Service Center: RegionXHelpDesk@starr-team.com.

Copyright Text: Map hosted by FEMA Region X. Supporting data provided by the Federal Emergency Management Agency.

Spatial Reference: 102726 (102726)

Initial Extent:

XMin: 7317238.82460927
YMin: 912152.690623542
XMax: 7449209.39947992
YMax: 973176.24944446
Spatial Reference: 102726 (102726)

Full Extent:

XMin: 7323237.48710339
YMin: 889462.170344561
XMax: 7443210.7369858
YMax: 958226.069889978
Spatial Reference: 102726 (102726)

Units: esriFeet

Child Resources:   Info   SharedTemplates

Supported Operations:   Query   ConvertFormat   Get Estimates