Overall Rating Silver - expired
Overall Score 46.72
Liaison Kathy Johnson
Submission Date April 22, 2014
Executive Letter Download

STARS v2.0

Black Hills State University
OP-8: Building Energy Consumption

Status Score Responsible Party
Complete 2.57 / 6.00 Katie Greer
Sustainability Coordinator
Facilities Services
"---" indicates that no data was submitted for this field

Total building energy consumption, all sources (transportation fuels excluded):
Performance Year Baseline Year
Total building energy consumption 69,463 MMBtu 71,302 MMBtu

Purchased electricity and steam:
Performance Year Baseline Year
Grid-purchased electricity 28,867 MMBtu 28,202 MMBtu
District steam/hot water 40,596 MMBtu 43,100 MMBtu

Gross floor area of building space::
Performance Year Baseline Year
Gross floor area 793,776 Gross Square Feet 723,718 Gross Square Feet

Floor area of energy intensive space, performance year::
Floor Area
Laboratory space 45,603 Square Feet
Healthcare space 367 Square Feet
Other energy intensive space

Degree days, performance year (base 65 °F)::
Degree days (see help icon above)
Heating degree days 5,917
Cooling degree days 1,078

Source-site ratios::
Source-Site Ratio (see help icon above)
Grid-purchased electricity 3.14
District steam/hot water 1.20

Start and end dates of the performance year and baseline year (or 3-year periods)::
Start Date End Date
Performance Year July 1, 2011 June 30, 2012
Baseline Year July 1, 2006 June 30, 2007

A brief description of when and why the building energy consumption baseline was adopted:

FY 2007 was chosen because it was the year BHSU performed its first greenhouse gas emission report.


A brief description of any building temperature standards employed by the institution:
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A brief description of any light emitting diode (LED) lighting employed by the institution:
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A brief description of any occupancy and/or vacancy sensors employed by the institution:

Building automation sensors monitor each building on campus for occupancy.


A brief description of any passive solar heating employed by the institution:
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A brief description of any ground-source heat pumps employed by the institution:
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A brief description of any cogeneration technologies employed by the institution:
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A brief description of any building recommissioning or retrofit program employed by the institution:

BHSU has completed two performance contracts for energy efficient building retrofits.


A brief description of any energy metering and management systems employed by the institution:

Energy and heating is metered for each building and accounted for with EnergyCAP. This tool it utilized to find trends in each building's energy use.


A brief description of the institution's program to replace energy-consuming appliances, equipment and systems with high efficiency alternatives:

State policy requires BHSU to purchase Energy Star appliances.


A brief description of any energy-efficient landscape design initiatives employed by the institution:
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A brief description of any vending machine sensors, lightless machines, or LED-lit machines employed by the institution:
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A brief description of other energy conservation and efficiency initiatives employed by the institution:
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The website URL where information about the institution’s energy conservation and efficiency initiatives is available:

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.