Overall Rating Gold
Overall Score 70.79
Liaison Brad Haydel
Submission Date June 20, 2022

STARS v2.2

California State University, Los Angeles
OP-21: Water Use

Status Score Responsible Party
Complete 6.00 / 6.00 Brad Haydel
Energy and Sustainability Manager
Facilities, Planning, Design and Construction
"---" 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 53,933,801 Gallons 119,513,275.83 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 53,933,801 Gallons 119,513,275.83 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, 2014 Dec. 31, 2014

A brief description of when and why the water use baseline was adopted:

Cal State LA uses calendar year 2014 as our water use baseline to account for water saving measures implemented by Cal State LA in response to Governor Brown's Executive Order B-29-15 to address severe drought conditions in California.


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 772 991
Number of employees resident on-site 5 23
Number of other individuals resident on-site 0 0
Total full-time equivalent student enrollment 23,913 18,705.70
Full-time equivalent of employees 2,007 1,728.80
Full-time equivalent of students enrolled exclusively in distance education 7,508 0
Weighted campus users 14,003.25 15,579.38

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 3,851.52 Gallons 7,671.25 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
49.79

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 5,648,697 Gross Square Feet 4,206,242 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 9.55 Gallons / GSF 28.41 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline:
66.40

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 4,356,000 Acres 4,356,000 Acres

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 12.38 Gallons / Acre 27.44 Gallons / Acre

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
54.87

A brief description of the institution's water-related behavior change initiatives:

• Switching over to California drought tolerant low water plants
• Installation of low flow/water drip systems and smart irrigation controllers
• Replace ornamental lawns with drought resistant plants, shade trees, decomposed pathways, and intimate seating areas (benches, tables, and chairs).
• Discontinue exterior power washing methods with dry sweeping and area spot cleaning as needed


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:

• Campus-wide removal of toilet fixtures that flush at 3.6 gallons per flush and replacing with 1.2 gallon per flush
• Replace 1.2 gallon-flush urinals with 0.125 gallon flush urinals
• Installing faucet aerators and low flow showerheads throughout campus


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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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.