Handy Tips to Avoid Frozen Pipes This Winter

Repairs are underway at the Missouri City Surface Water Plant as of 12/3/24.
All Sienna MUDs will be utilizing Ground Water until repairs are completed.
During this conversion, you may experience differences in the taste and odor in the drinking water. The water is safe to drink, use for cooking, bathing, and other every day use.
If you have any questions, please contact Si Environmental at 832-490-1601.
Through this website you can find important resources for these districts in Sienna: