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Tamalpais Community Services District 

Sewer Rate Schedules for FY 17-18 Through FY 20-21 

                                       FY 17-18   FY 18-19   FY 19-20   FY 20-21 

Base Sewer Sys Chrg  $959.68  $1,113.23   $1,157.76   $1,204.07  per DU or EDU 

Usage Chrg              $23.01      $26.69       $27.76        $28.87per  CCF of winter water use 


DU/EDU: dwelling unit / equivalent dwelling unit

CCF: centum cubic feet (100 cubic feet of lowing water)

Winter Water Usage: sum of 4 months of CCFs from December - March (see your MMWD bill)

To calculate your usage charge take your Winter water useage from you MMWD bill and multiply by the usage charge listed above.

To calculate total annual bill, take the base sewer system charge for each dwelling unit plus that dwelling unit's usage charge.

TCSD Approved Sewer Rates as of July 1, 2017.pdf2017-2 Sewer Rate Increase

If you have further questions about your account, please contact the district office (415) 388-6393.