Welcome to the Official Website of Seabrook Island Utility Commission

Our Mission

At Seabrook Island Utility Commission, we are committed to providing safe, high quality water services to our community, while maintaining a standard of excellence in customer service and environmental conservation.

Bill Payment Options

Looking for the most convenient way to pay your bill? We offer a wide variety of payment options to our customers. Simply choose the option that best suits your needs... Learn more...

Conservation Tips

There are a number of easy ways to save water, and they all start with you. When you save water, you save money on your utility bills. Here are just a few ways... Learn more...

Recent News View All »


January 02, 2023

Dear SIUC Customer,


This letter is to inform you of new water and sewer fees effective January 1, 2023. The sewer base fee increase is 9 % per month for all customer categories. 


                Sewer Base Fee (1 ERU)          $ 49.70      Within Town of Seabrook Island

                                                                    $ 52.00       Kiawah River Estates & Cassique


The water usage rate will increase in January from $ 5.00/1000 gallons to $ 5.50/1000 gallons. This increase includes a pass-through rate increase from St. Johns Water. The water base fee, $ 24.55 per month, will not increase.


The Commission is committed to managing costs, staying efficient...

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Spring is Arriving - Time to Check for Leaks Where You Live!

Spring is Arriving - Time to Check for Leaks Where You Live!

March 01, 2023

Welcome to FIX A LEAK WEEK 2023

What should every homeowner know? We think EVERY homeowner should know how to identify and fix water leaks around their homes!

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