Overall Rating Bronze
Overall Score 40.80
Liaison Karen Marin-Hines
Submission Date Feb. 26, 2021

STARS v2.2

Texas Tech University
OP-21: Water Use

Status Score Responsible Party
Complete 4.00 / 6.00 Jessica Bunyard
Analyst
BIMAR
"---" 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 Aqueduct Water Risk Atlas:
High

Total water withdrawal (potable and non-potable combined):
Performance Year Baseline Year
Total water withdrawal 595,666,000 Gallons 290,579,000 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 204,266,000 Gallons 290,579,000 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Period Jan. 1, 2020 Dec. 31, 2020
Baseline Period Jan. 1, 2010 Dec. 31, 2010

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 7,414 6,592
Number of employees resident on-site 169 203
Number of other individuals resident on-site 0 0
Total full-time equivalent student enrollment 35,780 29,702
Full-time equivalent of employees 6,704 4,167.25
Full-time equivalent of students enrolled exclusively in distance education 2,186 2,980
Weighted campus users 32,119.25 24,865.69

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 6,359.61 Gallons 11,685.94 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
45.58

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 9,655,846.38 Gross square feet 8,069,783 Gross square feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 21.15 Gallons per square foot 36.01 Gallons per square foot

Percentage reduction in potable water use per unit of floor area from baseline:
41.25

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 371.05 Acres 527.65 Acres

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 1,605,352.38 Gallons per acre 550,704.07 Gallons per acre

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
-191.51

A brief description of the institution's water-related behavior change initiatives:
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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:
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Website URL where information about the institution’s water conservation and efficiency efforts is available:
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Additional documentation to support the submission:
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Data source(s) and notes about 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 or simply email your inquiry to stars@aashe.org.