Proposed Water & Sewer Rate Increases
Notice of Proposed Increases
The District is proposing to increase its water and sewer rates over the next five years so it can continue to provide quality, reliable water and sewer services to our community. As required by the California Constitution, the following notice of the proposed rate increases was mailed to all property owners in the District:
Prop 218 Rate Increase NoticeThe Board will hold a public hearing to consider adopting the proposed rates as follows:
Date: Wednesday, January 10, 2024
Time: 9:00 a.m.
Place: THCSD Board Room: 22912 Vantage Pointe Drive, Twain Harte, CA
Proposed 5-Year Water Rate Increases

Proposed 5-Year Sewer Rate Increases

Click HERE to see the Demand Flow chart, assigning ESFR values to each customer class.
How do our Rates Compare?
The below charts compare our proposed monthly residential water and sewer rates to other neighboring foothill water and sewer agencies. Costs assume District average residential water use.












Important Rate Documents
2023 Water & Sewer Rate StudyWater Code - District Ordinance #31
Sewer Code - District Ordinance #32
Rate Increase FAQs
- Are the rates already adopted?
- Can I protest the proposed rates?
- What has the District done to keep rates low?
- Why increase rates?
- What's different in the new rates?
- Are TUD's recent rate increases included?
- Do we anticipate TUD's rates to go up more?
- What does the Water Base Charge cover?
- What does the Water Commodity Charge?
- How do I know how many Sewer ESFR's my residence or business is charged?
Want to Learn More In-Person?
Call our offices with questions at (209) 586-3172, OR
Attend Our Community Meetings
- Community Rate Meeting: December 12, 2023 @ 6:00 p.m.
Location: Twain Harte Community Center - 18875 Manzanita Drive, Twain Harte, CA
- Board Meeting: December 13, 2023 @ 9:00 a.m.
Location: District Board Room – 22912 Vantage Pointe Drive, Twain Harte, CA
- Public Rate Hearing: January 10, 2024 @ 9:00 a.m.
Location: District Board Room – 22912 Vantage Pointe Drive, Twain Harte, CA