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  • AASHE-STARS

The Sustainability Tracking, Assessment & Rating System™ (STARS) is a transparent, self-reporting framework for colleges and universities to measure their sustainability performance.

Overall Rating Bronze
Overall Score 34.87
Liaison DeLayne Miller
Submission Date June 30, 2017
Executive Letter Download

STARS v2.1

Tennessee Technological University
OP-22: Water Use

Status Score Responsible Party
Complete 2.35 / 4.00 DeLayne Miller
Sustainability Manager
Facilities:Office of Sustainability
"---" indicates that no data was submitted for this field

Level of ”Physical Risk QUANTITY” for the institution’s main campus as indicated by the World Resources Institute’s Aqueduct Water Risk Atlas:
Low to Medium

Total water use (potable and non-potable combined):
Performance Year Baseline Year
Total water use 100,510,000 Gallons 124,853,500 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 100,510,000 Gallons 124,853,500 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year July 1, 2015 June 30, 2016
Baseline Year July 1, 2011 June 30, 2012

A brief description of when and why the water use baseline was adopted:
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Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 2,252 2,514
Number of employees resident on-site 75 75
Number of other individuals resident on-site and/or staffed hospital beds 0 0
Total full-time equivalent student enrollment 9,125 9,586
Full-time equivalent of employees (staff + faculty) 1,150 1,154
Full-time equivalent of students enrolled exclusively in distance education 352.18 250
Weighted campus users 8,023.87 8,514.75

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 12,526.38 Gallons 14,663.20 Gallons

Percentage reduction in potable water use per weighted campus user from baseline (0-100):
14.57

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 3,015,282 Gross Square Feet 3,040,356 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 33.33 Gallons / GSF 41.07 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline (0-100):
18.83

Does the institution wish to pursue Part 3 of this credit? (reductions in total water use per acre/hectare of vegetated grounds):
Yes

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 968.04 Acres 967.54 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 103,828.35 Gallons / Acre 129,042.21 Gallons / Acre

Percentage reduction in total water use per unit of vegetated grounds from baseline (0-100):
19.54

A brief description of the institution's water-related behavior change initiatives, e.g. initiatives to shift individual attitudes and practices such as signage and competitions:
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A brief description of the institution's water recovery and reuse initiatives:
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A brief description of the institution's initiatives to replace plumbing fixtures, fittings, appliances, equipment, and systems with water-efficient alternatives (e.g. building retrofits):
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The website URL where information about the programs or initiatives is available:
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Additional documentation to support the submission:
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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.