Emergency Repairs Missouri City Surface Water Plant

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.

Emergency Repairs Missouri City Surface Water Plant2024-12-03T15:13:36-06:00

Sienna MUD Districts Have Rescinded All Drought Contingency Response Measures

Posted: October 9, 2023 at 9:28 AM

Due to the recent rain and cooler weather, Sienna MUDs have rescinded all Drought Contingency Response Measures.

Residents can still help reduce water demand by following the following conservation tips:

  1. Routinely monitor irrigation systems for leaks.
  2. Irrigate lawns in early morning and late in the evenings.
  3. Check indoor plumbing for leaks and running toilets.
Sienna MUD Districts Have Rescinded All Drought Contingency Response Measures2023-10-09T09:28:34-05:00

All Sienna MUD Districts are Currently Operating Under Stage 2 Drought Response Measures

Posted: September 5, 2023 at 2:10 PM

Due to the ongoing drought conditions, all Sienna MUDs have initiated Stage 2 of their Drought Contingency Plans.

Mandatory Water Conservation Measures are now in place.

All outdoor water usage not limited to Lawn and Garden Watering, Car Washing, and Window Washing, shall be limited as follows:

  1. Outdoor water use shall be prohibited between the hours of 6:00 a.m.-10 a.m. and between the hours of 6:00 p.m. and 12:00 a.m. (midnight)
  2. Only district residents with even-numbered addresses may water on even numbered days.
  3. Only district residents with odd-numbered addresses may water on odd numbered days.
All Sienna MUD Districts are Currently Operating Under Stage 2 Drought Response Measures2023-10-02T08:04:35-05:00

Stage 1 Drought Response Measures

Posted: August 28, 2023 at 10:39 AM

All Sienna MUD Districts are currently operating under Stage 1 Drought Response Measures

Due to the ongoing drought conditions, all Sienna MUDs have initiated Stage 1 of their Drought Contingency Plans.

Voluntary water conservation measures are now in place.

The district is asking all residents and businesses’ to voluntarily reduce their water usage.

Residents can help reduce water demand by following the following conservation tips:

  1. Routinely monitor irrigation systems for leaks.
  2. Irrigate lawns in early morning and late in the evenings.
  3. Check indoor plumbing for leaks and running toilets.
Stage 1 Drought Response Measures2023-10-02T08:05:12-05:00
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