Benton County Flood Maps (Washington)

Assessors in Benton County, Washington are charged with determining the value of taxable property within a county or local area. These property value assessments are used to levy property taxes. In addition to tax assessment, assessors maintain detailed county and local maps that show parcel boundaries and buildings, including flood maps. These Benton County flood maps show flood zones, flood damage, topography, and drainage patterns, which can impact property values. Benton County Assessors may make flood maps available on their websites.

Benton County Assessor's Office Prosser WA 620 Market Street 99350 509-786-2046


Building Departments in Benton County, Washington ensure the construction of safe buildings by creating and enforcing building codes. As part of this process, Benton County Building Departments use flood maps to establish standards for building construction and resistance to natural disasters. Many maintain and evaluate flood maps, which include information on Benton County flood zones, flood hazards, topography, soil composition, and flood drainage patterns. These maps may also include information on building codes and regulations related to flooding. These flood maps may be available online through the Building Department.

Benton County Building Department Kennewick WA 5600 West Canal Drive 99336 509-735-3500

Benton County Planning Department Prosser WA 1002 Dudley Avenue 99350 509-736-3086

Kennewick Permits Kennewick WA 210 West 6th Avenue 99336 509-585-4561

Kennewick Planning Department Kennewick WA 210 West 6th Avenue 99336 509-585-4275

Prosser Building Department Prosser WA 601 7th Street 99350 509-786-2332

Richland Permits Richland WA 840 Northgate Drive 99352 509-942-7794

Richland Zoning Richland WA 840 Northgate Drive 99352 509-942-7598

Clerks in Benton County, Washington keep public records for a county or local government, including a number of different types of documents. As part of their duties, Clerks maintain detailed maps, including Benton County flood maps. These maps contain flood zone information, flood hazards, topography, rivers, lakes, and other bodies of water, as well as other flood-related information. Clerks may also keep Benton County historical flood maps. These flood maps may be available through the Clerk's website.

Benton County Clerk Kennewick WA 7122 West Okanogan Place 99336 509-735-8388

Kennewick City Clerk Kennewick WA 210 West 6th Avenue 99336 509-585-4273


Recorders of Deeds in Benton County, Washington ensure the accuracy of property and land records by maintaining real estate ownership documents. In addition to property records, Recorders of Deeds also have detailed county and local maps that show property lines and building information, including flood maps. These flood maps show flood zones, topography, soil composition, and flood hazards, as well as other information related to Benton County floods. Benton County Recorders of Deeds may make flood maps available on their websites.

Benton County Recorder of Deeds Prosser WA PO Box 470 99350 509-786-5616


Archives in Benton County, Washington collect and store documents and other records that have historic value. Most archives also contain local Benton County maps, including flood maps. These flood maps include Benton County flood zones, topography, and soil composition. They may also show drainage patterns and flood hazards. Archives may also have historical flood maps that show major floods from the past as well as Benton County flood plan improvements. Many archives are housed within libraries, and archives may provide online access to their flood map collections.

Benton County Records Archive Prosser WA 620 Market Street 99350 509-786-5616