Overall Rating Gold
Overall Score 68.79
Liaison Lindsay Crum
Submission Date Aug. 3, 2020

STARS v2.2

Yale University
OP-5: Building Energy Efficiency

Status Score Responsible Party
Complete 2.82 / 6.00 Lindsay Crum
Senior Manager, Data Analysis and Program Management
Yale Office of Sustainability
"---" indicates that no data was submitted for this field

Electricity use, performance year (report kilowatt-hours):
kWh MMBtu
Imported electricity 72,186,378 Kilowatt-hours 246,299.92 MMBtu
Electricity from on-site, non-combustion facilities/devices (e.g., renewable energy systems) 1,515,000 Kilowatt-hours 5,169.18 MMBtu

Stationary fuels and thermal energy, performance year (report MMBtu):
MMBtu
Stationary fuels used on-site to generate electricity and/or thermal energy 4,192,696 MMBtu
Imported steam, hot water, and/or chilled water 0 MMBtu

Total site energy consumption, performance year:
4,444,165.10 MMBtu

Gross floor area of building space, performance year:
18,187,016 Gross Square Feet

Floor area of energy intensive space, performance year:
Floor area
Laboratory space 793,961 Square Feet
Healthcare space 359,077 Square Feet
Other energy intensive space 1,404,707 Square Feet

EUI-adjusted floor area, performance year:
21,897,799 Gross Square Feet

Degree days, performance year:
Degree days
Heating degree days 5,138 Degree-Days (°F)
Cooling degree days 1,082 Degree-Days (°F)

Total degree days, performance year:
6,220 Degree-Days (°F)

Start and end dates of the performance year (or 3-year period):
Start date End date
Performance period July 1, 2018 June 30, 2019

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

Electricity use, baseline year (report kWh):
kWh MMBtu
Imported electricity 105,481,242 Kilowatt-hours 359,902.00 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 3,802,645 MMBtu
Imported steam, hot water, and/or chilled water 0 MMBtu

Total site energy consumption, baseline year:
4,162,547.00 MMBtu

Gross floor area of building space, baseline year:
14,560,000 Gross Square Feet

Start and end dates of the baseline year (or 3-year period):
Start date End date
Baseline period July 1, 2004 June 30, 2005

A brief description of when and why the energy consumption baseline was adopted:
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Source-site ratio for imported electricity:
3.14

Total energy consumption per unit of floor area:
Site energy Source energy
Performance year 0.24 MMBtu / GSF 0.27 MMBtu / GSF
Baseline year 0.29 MMBtu / GSF 0.34 MMBtu / GSF

Percentage reduction in total source energy consumption per unit of floor area from baseline:
19.32

Documentation to support the performance year energy consumption figures reported above:
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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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FY19 data includes Yale's West Campus; FY05 data does not, as WC had not yet been acquired.

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 and complete the Data Inquiry Form.