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For water and wastewater related emergencies or questions about your bill please contact Si Environmental customer service at (832) 490-1600. After-hours emergency service can be reached at (832) 490-1601. For all other inquiries you may use the form below.
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Latest News
Meeting Cancelled: July 15th Regular Meeting
Posted: Jul 15, 2026 11:01am
The meeting scheduled for July 15, 2026 has been canceled.
Holiday Trash & Recycling Schedule Update from Best Trash
Posted: Nov 16, 2025 3:55pm
Season's Greetings!
Best Trash wishes everyone a joyful and safe holiday season — thank you for allowing us to be a part of the community!
Drought Stage 1 Rescinded
Posted: Aug 1, 2024 3:04pm
Attention residents. Cimarron MUD has rescinded Stage 1 watering restrictions. As of July 12th, the West Harris County Regional Water Authority has rescinded Stage 1 of is Drought Contingency Plan. Thank you for your cooperation.