The Storm water Management Master Plan for the City of New Berlin was completed in May of 2000. In 2007, the city initiated preparation of the 2020 Comprehensive Plan, which included updating the master plan. Since completion of the master plan, there have been changes in storm water regulations that impact the city, and the city has completed several storm water management planning projects. Addendum Number One has been prepared to provide updates to the master plan regarding regulatory requirements, recommendations, implementation schedule, and funding and finance options. In addition, the addendum reflects the elements of the 2020 Comprehensive Plan that have an impact on the city’s storm water management program.