This tool simplifies the complexity of the solar purchase decision by making intelligent assumptions, automating the rooftop analysis and providing recommendations to get you started. The tool strives for objectivity and reasonable accuracy.
However, there are factors that may alter results, including specific equipment attributes, complex installation scenarios, unaccounted for shading and roof obstructions, credit worthiness, specific tax situations, aesthetic preferences, and potential changes to Tacoma Public Utilities (TPU) rates.
This calculator is developed and maintained by an independent third party. The charts, graphs and analysis provided by this solar analysis tool are for illustrative purposes only and do not constitute a representation by Tacoma Public Utilities (TPU) as to whether or not you should install solar.
Tacoma Power’s electricity comes from 84% clean, renewable hydroelectricity and is 97% carbon free. Solar may be an option to help you lower your overall carbon footprint beyond your electricity use.