Customer Support

For monthly gas quality data from which therm multipliers are derived, visit gastransport.xcelenergy.com/PSCO/Gas-Quality

Rate Books

Access our current rate books based on your service area, which include basic information on rates, rate adjustments, and other helpful details.

Electric Rate Book

Section 1 - Table of Contents (PDF)
Section 2 - Contact List (PDF)
Section 3 - Service Area (PDF)
Section 4 - Technical Terms and Conditions (PDF)
Section 5 - Rate Schedules (PDF)
Section 6 - Rules and Regulations (PDF)
Section 7 - Contracts (PDF)
Section 8 - Customer Service Forms (PDF)
Section 9- Cogeneration (PDF)
Section 10 - Distributed Resources (PDF)
Section 11 - Customer Rights (PDF)

Gas Rate Book

Section 1 - Table of Contents (PDF)
Section 2 - Contact List (PDF)
Section 3 - Service Area (PDF)
Section 4 - Technical Terms and Conditions (PDF)
Section 5 - Rate Schedules (PDF)
Section 6 - Rules and Regulations (PDF)
Section 7 - Contracts (PDF)
Section 8 - Customer Service Forms (PDF)
Section 9 - Customer Rights (PDF)

Energy Saving Tip Icon

Energy Saving Tip

A programmable thermostat can help you save big on energy costs, adjusting the temperature when you're at work, at play, or asleep.

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Break Ground, Not the Law

Always call 811 before digging in your yard to avoid hitting buried gas or electric lines. Not only is it the safe thing to do, but it's the law.