Stormwater Maps

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We are continually editing our maps to improve accuracy and to provide additional information. Users of this information need to complete an appropriate level of verification as to the accuracy of the data herein, its use, or its interpretation. Although it is periodically updated, this information may not reflect the data currently in the County GIS data layers.

Major Surface Water Management Facilities Map  

Interactive Water Quality Map 

Countywide Discharge Rate Map as amended by Ordinance No. 2017-19


FEMA Flood Maps:

Urbanized Area (U.S. Census Bureau TIGER data)


Updated 03/01/2019

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