According to the most recent report from Town Hall, the cost of floating the special ballot for the proposed storm drain tax will approach $175,000:
$47,800 was spent on the "community priorities survey"
$27,000 was spent in FY 16-17 on tax-related feasibility studies and legal fees
$100,000 is budgeted for FY 17-18 activities
staff report page 35 here
* note: the report excludes the $40,000 paid separately to Godbe Research for the survey