Stormwater Utility Fee Estimator


View the Fee Estimator Map


The Stormwater Utility billing unit, or Equivalent Residential Unit (ERU), is 2,400 square feet of impervious area (IA). This is the median IA on Arlington County residential parcels. 

Stormwater Utility Rate Structure.jpg

The utility fee rate for Calendar Year 2024 is set at $258 per ERU. Your stormwater utility fee is calculated by the number of ERUs on your property multiplied by $258. Note that the utility fee is based on a cost recovery model, so it is dependent upon the adopted budget each year. 

Pursuant to Section 54.1-402 of the Code of Virginia, any determination of topography or contours, or any depiction of physical improvements, property lines or boundaries on the Webmap is for general information only and shall not be used for the design, modification, or construction of improvements to real property or for flood plain determination.