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 »

New Rates Effective 2022

January 05, 2022

December 31, 2021



Dear SIUC Customer,


This letter is to inform you of a new monthly sewer base fee effective January 1, 2022. The new rate will be reflected on your monthly bill dated January 31, 2022. The fee increase is 2 % per month for all customer categories.

Sewer Base Fee (1 ERU)       $ 45.60                  Within Town of Seabrook Island

                                                         $ 47.70                  Kiawah River Estates & Cassique


The water usage rate will increase in January from $ 4.37/1000 gallons to $ 5.00/1000 gallons. This increase includes a pass-through rate increase from St. Johns Water. In addition, the usage increase is driven by...

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Water - It's There When You Need It!

Water - It's There When You Need It!

May 01, 2022

It’s that wonderful time of year again where we come together to celebrate National Drinking Water Week! 

Every year, during the first week of May, water professionals across North America celebrate Water and all it provides to our communities and lives. This year’s theme is There When You Need It. 

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