The Washington Utilities and Transportation Commission (UTC) receives informal complaints from consumers regarding issues they have been unable to resolve directly with their regulated utilities. These informal complaints are investigated by UTC staff and documented in a Consumer Contact System. Provided below is a list of complaints and alleged violations against utilities and transportation companies regulated by the UTC.

• Complaints by industry by year. This shows the number of complaints received by the UTC for each industry. By clicking on the industry, you can see the number of complaints received for each industry by year.

• Complaints by company by year by type of complaint. This shows the number of complaints each company received by year. By clicking on the year, you can see a summary of the types of complaints received by the UTC in each year. Here is an explanation of the types of complaints.

• Alleged violations by company by year. When the Consumer Affairs staff investigates an informal complaint, there is a requirement to make sure the company is following the rules. If the investigation finds the company did not follow the rules, staff will record an alleged violation(s) of the law, rules, or the company's approved tariff provisions. The statistics provided is this section show the number of alleged violations recorded against the regulated companies. If you click on the company you will see a summary of the number of alleged violations recorded against that company by year.