Decreasing Energy Usage

Energy benchmarking shows City of Columbus electrical usage has been reduced by 15.4% from 2007-2012. 2008 is the year the City began its energy sustainability efforts and programs. 2007 is the City’s baseline year. In 2007, the City used 2,220,309 kWh of electricity compared to 1,757,359 kWh in 2012. Thanks to the City’s 2011 conversion of street lights to LED, street light energy usage decreased 49% (398,324 kWh in 2007 compared to 196,714 kWh in 2012).

In addition, City natural gas usage (heating) also declined during this period by over 23%.

Efficiency Projects
Energy efficiency projects have been completed in nearly all City facilities and buildings including street lighting (LED conversion), Public Works, Aquatic Center, Police Department, Fire Department, Boy Scout Cabin, Library, Senior Center, City Hall, Columbus Water and Light, City traffic lights, and the Waste Water Treatment Plant. The upcoming energy efficiency upgrades at the Waste Water Treatment plant this Spring, including the new aeration system, is also expected to generate large electrical savings, estimated at about $18,000 a year.

In 2011, Columbus became the 1st city in Wisconsin to convert its street lights to LED. The City also installed electric vehicle plug-ins in all municipal parking lots. The City also received the largest State Energy Independence grant, and was 1 in the 1st generation of 10 Energy Independent communities in Wisconsin.