Overall Rating Silver - expired
Overall Score 55.41
Liaison Kristin Larson
Submission Date March 2, 2018
Executive Letter Download

STARS v2.1

San Diego State University
OP-22: Water Use

Status Score Responsible Party
Complete 4.68 / 5.00 Kristin Larson
Director of Energy and Sustainability
Office of Energy and 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:
Medium to High

Total water use (potable and non-potable combined):
Performance Year Baseline Year
Total water use --- 230,052,724.30 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 172,888,980 Gallons 230,052,724.30 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year July 1, 2016 June 30, 2017
Baseline Year July 1, 2013 June 30, 2014

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 3,570 2,848
Number of employees resident on-site 77 73
Number of other individuals resident on-site and/or staffed hospital beds 0 0
Total full-time equivalent student enrollment 31,402 29,158
Full-time equivalent of employees (staff + faculty) 3,361 3,648
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 26,984 25,334.75

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 6,407.09 Gallons 9,080.52 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
29.44

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 5,693,749 Gross square feet 5,222,304 Gross square feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 30.36 Gallons per square foot 44.05 Gallons per square foot

Percentage reduction in potable water use per unit of floor area from baseline:
31.07

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 214 Acres 214 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 0 Gallons per acre 1,075,012.73 Gallons per acre

Percentage reduction in total water use per unit of vegetated grounds from baseline:
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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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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.