Big Sioux Community Water System, Inc. is a public community water system that provides water to about 5,337 residents living in Egan, Moody County, South Dakota. Founded in 1972, Big Sioux Community Water System, Inc. currently obtains its supply from groundwater sources and produces it from local wells, with an average distribution of 2.175 million gallons of water per day. 

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Egan Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Big Sioux Water to assess local water quality each year and distribute a Consumer Confidence Water Quality Report. At WaterZen, we review these reports and make the information available, in a concise, straightforward, and easy-to-understand way. You can find CCR report on the Big Sioux Water website.

Contact Big Sioux Water Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
23343 479Th Ave
Egan, South Dakota 57024

phone
Bscws@Bigsiouxcws.Com

Emergency (24 hours - broken water main or pipeline, etc.)
6059972098

Pay Your Big Sioux Water Bill

Already have an account?

If you already have an account, you just need to login to the Big Sioux Water site. Big Sioux Water accepts credit cards, debit, and direct deposit. Click here to login.

How to Start Egan Water Service

Starting Your Service

When you move to a new home in Egan, you'll most likely already have running water, but you'll still need to set up water service with the Big Sioux Water. Luckily, Egan has made it pretty simple with the following online form. Starting service generally takes just two business days.

Click here to fill out a Start Service Form.

Stopping Your Service

When you move out of a home in Egan, you'll need to stop your water service with the Big Sioux Water, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.

Click here to fill out a Stop Service Form.