Sienna Municipal Utility District No. 6

Main Line Repairs in Sienna 4 and 6

Si Environmental will be performing repairs to the water main near the intersection of Waters Lake Boulevard and Sienna Parkway.

Repairs are scheduled to begin on 8/1/23 at 6p.m. During this time, residents in Sienna 4 and Sienna 6 may experience lower than normal water pressure.

If you have any questions please call Si Environmental at 832-490-1601.

Main Line Break

There has been a main line break in the south part of Sienna.

Crews are in route to make repairs. Residents in Sienna 4 and Sienna 6 may experience low pressure until repairs are complete.

If you have any questions, please reach out to Si Environmental at 832-490-1601.

Upcoming Meetings

Tuesday, September 16, 2025 at 1:00 PM

The Board meets the third Tuesday of each month at the offices of Allen Boone Humphries Robinson LLP, 3200 Southwest Freeway, 24th Floor, Guadalupe Room. Meetings generally begin at 1:00 p.m. and are open to the public.

The Board welcomes and encourages District residents to attend.