Overall Rating Gold
Overall Score 68.39
Liaison Marianne Martin
Submission Date Sept. 22, 2021

STARS v2.2

University of Colorado Boulder
OP-5: Building Energy Efficiency

Status Score Responsible Party
Complete 3.51 / 6.00 Ellen Edwards
Energy Manager
Facilities Management and Energy
"---" indicates that no data was submitted for this field

Electricity use, performance year (report kilowatt-hours):
kWh MMBtu
Imported electricity 156,081,271 Kilowatt-hours 532,549.30 MMBtu
Electricity from on-site, non-combustion facilities/devices (e.g., renewable energy systems) 2,547,840 Kilowatt-hours 8,693.23 MMBtu

Stationary fuels and thermal energy, performance year (report MMBtu):
MMBtu
Stationary fuels used on-site to generate electricity and/or thermal energy 884,279 MMBtu
Imported steam, hot water, and/or chilled water 0 MMBtu

Total site energy consumption, performance year:
1,425,521.53 MMBtu

Gross floor area of building space, performance year:
12,960,842 Gross square feet

Floor area of energy intensive space, performance year:
Floor area
Laboratory space 1,256,428 Square feet
Healthcare space 18,221 Square feet
Other energy intensive space 173,698 Square feet

EUI-adjusted floor area, performance year:
15,683,838 Gross square feet

Degree days, performance year:
Degree days
Heating degree days 5,949 Degree-Days (°F)
Cooling degree days 726 Degree-Days (°F)

Total degree days, performance year:
6,675 Degree-Days (°F)

Start and end dates of the performance year (or 3-year period):
Start date End date
Performance period Jan. 1, 2019 Dec. 31, 2019

Total site energy consumption per unit of EUI-adjusted floor area per degree day, performance year:
13.62 Btu / GSF / Degree-Day (°F)

Electricity use, baseline year (report kWh):
kWh MMBtu
Imported electricity 131,278,722 Kilowatt-hours 447,923.00 MMBtu
Electricity from on-site, non-combustion facilities/devices (e.g., renewable energy systems) 0 Kilowatt-hours 0 MMBtu

Stationary fuels and thermal energy, baseline year (report MMBtu):
MMBtu
Stationary fuels used on-site to generate electricity and/or thermal energy 102,658 MMBtu
Imported steam, hot water, and/or chilled water 578,657 MMBtu

Total site energy consumption, baseline year:
1,129,238.00 MMBtu

Gross floor area of building space, baseline year:
9,007,607 Gross square feet

Start and end dates of the baseline year (or 3-year period):
Start date End date
Baseline period July 1, 2005 June 30, 2006

A brief description of when and why the energy consumption baseline was adopted:
The baseline year was chosen to be consistent with the Governor's Executive Orders in 2006.

Source-site ratio for imported electricity:
3

Total energy consumption per unit of floor area:
Site energy Source energy
Performance year 0.11 MMBtu per square foot 0.19 MMBtu per square foot
Baseline year 0.13 MMBtu per square foot 0.22 MMBtu per square foot

Percentage reduction in total source energy consumption per unit of floor area from baseline:
14.52

Documentation to support the performance year energy consumption figures reported above:
A brief description of the institution's initiatives to shift individual attitudes and practices in regard to energy efficiency:
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A brief description of energy use standards and controls employed by the institution:
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A brief description of Light Emitting Diode (LED) lighting and other energy-efficient lighting strategies employed by the institution:
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A brief description of passive solar heating, geothermal systems, and related strategies employed by the institution:
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A brief description of co-generation employed by the institution:
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A brief description of the institution's initiatives to replace energy-consuming appliances, equipment, and systems with high efficiency alternatives:
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Website URL where information about the institution’s energy conservation and efficiency program is available:
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Additional documentation to support the submission:
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Data source(s) and notes about the submission:
The baseline year data reflects a campus that had minimal to no electricity from on-site, non-combustion facilities/devices. The performance year data reported was provided from calendar year 2019. The institutional data provided in PRE4 is up to date (Spring 2021)

The baseline year data reflects a campus that had minimal to no electricity from on-site, non-combustion facilities/devices.
The performance year data reported was provided from calendar year 2019. The institutional data provided in PRE4 is up to date (Spring 2021)

The information presented here is self-reported. While AASHE staff review portions of all STARS reports and institutions are welcome to seek additional forms of review, the data in STARS reports are not verified by AASHE. If you believe any of this information is erroneous or inconsistent with credit criteria, please review the process for inquiring about the information reported by an institution or simply email your inquiry to stars@aashe.org.