Avista Utilities provides several ways for customers to sign up for alerts regarding outages and service updates. One of the most effective methods is to visit the official Avista website, where customers can navigate to the Alerts or Notifications section. This section typically provides options for managing communication preferences and offers the ability to sign up for outage alerts via text messages, emails, or phone calls. Customers may need to create an account or log in to an existing account to customize their alert preferences. Additionally, Avista Utilities may offer mobile applications that allow users to receive real-time notifications directly on their smartphones. It is advisable for customers to regularly check the website for the latest information and updates regarding services, as details may change. For specific instructions and comprehensive guidance, reviewing the content on the Avista Utilities website will be beneficial.