A GUIDE TO STORMWATER FEES
What is a stormwater utility fee?
Just as many other cities do, the City of Fort
Walton Beach collects stormwater fees to
address ongoing stormwater runoff issues and
How is my monthly fee determined?
The monthly fee is based on the Equivalent
Residential Unit or ERU, which is
$3.00/month. Every single family residential
property is charged at a rate of 1 ERU /month
or $3.00/month. For all other properties, the
ERU is calculated by determining the amount
of impervious surface cover your property
contains. 1 ERU = 2,700 sq.ft. of impervious Are there ways to reduce fees?
surface. Impervious surface cover is that which
rainwater cannot penetrate, such as concrete, Yes! Just like there are ways to conserve water
rooftops, and asphalt. and save on your water use bill, there are things
you can do to reduce stormwater fees. This is
For example, called our mitigation credit policy.
If your property contains 3 acres of Creating stormwater retention areas and using
impervious surface area: Stormwater Best Management Practices
(BMP’s) can reduce the assessed fee by up to
3 acres = 130,680 sq.ft. 50% the standard rate depending on the
130,680 sq.ft. = 48.4 ERU’s
2,700 sq.ft. Examples of Stormwater BMP’s include:
48.4 ERU’s x $3.00 = $145/month -Vegetated swales to treat/retain stormwater
-Geogrid parking areas
To obtain a Stormwater Utility Mitigation
Credit Application or for more information on
Stormwater utility fees contact Sam Wilson,
City of Fort Walton Beach Stormwater
Superintendent, at (850) 833-9932 or