Utility Energy Efficiency Programs

Updated: July 2017


Colorado experienced a population growth rate of 1.56 percent per year on average from 2008-2015. The energy consumption growth rate has been -0.53% per year on average over the same period. In 2014, energy expenditures per capita were $3,733, which is ranked 43rd among all US states.

The state is served by two investor-owned utilities: Xcel Energy and Black Hills Energy. Xcel is the largest electric utility in the state, providing 53 percent of Colorado's electricity.  In 2015, Xcel Energy served more than 1.4 million customers primarily in the Denver metropolitan area.

Black Hills Energy provides 4 percent of the electricity load in the state with about 95,000 customers in 21 communities, including Canon City, Pueblo, Rocky Ford and Florence.

Twenty-two rural electric associations and twenty-nine municipal utilities handle the remaining electric customers in Colorado.

Natural gas is provided by Xcel Energy, Black Hills Energy, Colorado Natural Gas, and Eastern Colorado Utility Company along with eight municipal utilities.  In 2015, these companies served nearly 1.9 million customers.

Electricity Demand-Side Management by Electric Utility

Natural Gas Demand-Side Management

Electricity Demand-Side Management

Xcel Energy

Xcel Energy is Colorado's largest utility serving over 1.4 million electric and gas customers. Xcel spent about $85 million on its electric demand-side management (DSM) programs and $14 million on gas DSM programs in 2016.

Xcel Energy's residential customers are eligible for rebates if they purchase energy-efficient heating and cooling equipment, home weatherization measures such as air sealing and insulation, high efficiency water heaters and shower heads, programmable and smart thermostats, and evaporative coolers. Incentives are also provided for recycling old refrigerators, and the utility provides in-store discounts on LEDs. In addition, Xcel provides incentives to builders who construct Energy Star® (or better) new homes.

Xcel Energy offers a variety of rebate programs to its Colorado commercial and industrial customers including incentives for energy-efficient new construction, motors, lighting, compressed air, heating and cooling, and custom energy efficiency projects. In conjunction with these prescriptive and custom rebate programs, Xcel also offers new building design assistance and recommissioning support for its business customers.

  • Xcel also sponsors market transformation and education programs (e.g., customer education programs, home energy audits and financing for energy efficiency improvements), low income programs (e.g., energy savings kits, low income weatherization, and rebates for non-profit organizations), pilot programs (e.g., programs testing energy feedback systems for homes and businesses), and programs to help customers shift energy demand to off-peak periods.

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Black Hills Energy

Black Hills Energy serves about 95,000 customers in the Pueblo area. Black Hills offers a variety of energy efficiency rebates for both residential and business customers:

Programs include a High Efficiency Cooling Program, High Efficiency Lighting, Refrigerator/Freezer Pickup Program, and Residential New Construction Program for Builders.

Programs include a Commissioning Program, Custom Rebate Program, a New Construction & LEED Green Buildings Program, and a Prescriptive Rebate Program. The Custom Rebate program provides rebates for high efficiency chillers, HVAC equipment, and refrigeration equipment.

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Colorado Springs Utilities

Colorado Springs Utilities is the second largest electricity service provider in Colorado, serving more than 224,000 customers.

Colorado Springs Utilities offers a variety of energy efficiency incentives to its residential customers through their Residential Rebate Program. Rebates are offered for insulation, air sealing measures, furnaces, windows, lighting, programmable thermostats, clothes washers, and dual-flush toilets.

Colorado Springs Utilities offers a variety of energy efficiency incentives to its residential customers through their Residential Rebate Program. Rebates are offered for insulation, air sealing measures, furnaces, windows, lighting, programmable thermostats, clothes washers, and dual-flush toilets.

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Delta-Montrose Electric Association (DMEA)

DMEA offers rebates on LED lighting, Energy Star® heat pumps, air conditioners, refrigerators and freezers.

DMEA offers rebates on high efficiency lighting retrofits, heat pump retrofits and motor upgrades.

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Fort Collins Utilities

Fort Collins Utilities, the City of Fort Collins’s municipal utility, offers residential and commercial customers a variety of incentives to save energy. Fort Collins Utilities programs are highly effective, making the utility the top-performing municipal utility in the region in terms of energy savings achievement. See list of programs below:

Fort Collins Utilities offers home energy audits through the Platte River Power Authority Efficiency Works program.  The utility offers rebates for Energy Star® dishwashers and clothes washers, refrigerator and freezer recycling, and high efficient lighting. The utility also offers an energy efficiency financing program to support improvements in home heating and cooling systems and insulation.

Fort Collins Utilities provides rebates for commercial lighting improvement, air conditioning and cooling upgrades, retro-commissioning for existing buildings, variable frequency drives for motors, appliances and other mechanical equipment, efficiency upgrades for commercial kitchens, laundries and grocery stores, and office equipment and IT upgrades.  Additional services are available through the Platte River Power Authority Efficiency Works program.

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Platte River Power Authority

The Platte River Power Authority provides electricity to its four member communities through their municipal utilities, including Estes Park Light and Power, Fort Collins Utilities, Longmont Power and Communications, and Loveland Water and Power Department. The programs described below are generally available for all customers served by these four utilities.

Efficiency Works is a collaboration of the Northern Colorado municipally-owned utilities and acts as the clearing house of all energy efficiency programs offered by the utilities in the Platte River Power Authority.  Information about energy efficiency programs offered to residential, commercial and industrial customers is available on the Efficiency Works website.

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Holy Cross Energy

The Holy Cross Energy electric cooperative has developed a voluntary carbon reduction strategy designed to slow the growth of carbon dioxide emissions created in the generation of electricity used by its customers. To that end, it provides customers cash rebates for energy efficiency measures and energy conservation activities.

Holy Cross’ residential programs include rebates for high efficiency lighting, home insulation, heating and cooling improvements, and refrigerator and freezer recycling.

Holy Cross’ commercial programs include rebates for high efficiency lighting, building insulation, heating and cooling improvements, and installation of variable speed drives and motors.

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Longmont Power and Communications

Longmont Power is offering its residential and commercial customers rebates for the purchase of Energy Star®-rated clothes washers and high efficiency toilets.  Residential customers can apply for one rebate per appliance, while commercial customers can apply for three rebates per appliance.

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Mountain View Electric Association (MVEA)

Mountain View Electric Association, Inc. (MVEA) and Tri-State Generation and Transmission Association Inc., MVEA's power supplier, will pay credits to MVEA residential and commercial customers who install selected electrical heating systems and/or selected electrical appliances, including high efficiency light bulbs. Rebates are available for water heaters, heat pumps, air conditioners, and motors that meet certain performance requirements. 

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Poudre Valley Rural Electric Association (PVREA)

Poudre Valley REA offers rebates for efficient household appliances, LED lights, and home insulation upgrades.  For commercial customers, Poudre Valley REA offers incentives for lighting improvements and for installation of variable speed drives and electric motors. 

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United Power

United Power offers its residential customers an energy efficiency rebates for qualified LED light bulbs, water heaters, heat pumps, motors, electric thermal storage, Energy Star® appliances and refrigerator recycling.  Commercial customers are eligible for lighting rebates, energy audits, refrigeration retrofits, irrigation retrofits and motor improvements.

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Natural Gas Demand-Side Management

Xcel Energy

Xcel Energy’s natural gas programs can be found on Xcel’s Find a Rebate web page.

Xcel’s residential natural gas programs include rebates for efficient water heating systems (including rebates for high efficiency showerheads), insulation improvements, whole-house retrofits, and furnace improvements.

Xcel’s commercial natural gas programs include rebates for high efficiency heating systems and boilers, rebates for  pipe insulation and for high efficiency hot water systems.

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Excess is Out: Black Hills Energy, Atmos Energy, and Colorado Natural Gas

"Excess is Out" is the collaborative DSM program of three natural gas providers: Black Hills Energy (formerly SourceGas), Atmos Energy, and Colorado Natural Gas. All three companies offer similar DSM programs for residential customers including rebates for home energy audits, rebates for purchases of energy-efficient appliances. These companies also offer a similar set of programs for commercial and industrial customers. 

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