Overall Rating Silver
Overall Score 57.02
Liaison Monika Kamboures
Submission Date Aug. 17, 2023

STARS v2.2

California State Polytechnic University, Pomona
OP-21: Water Use

Status Score Responsible Party
Complete 4.60 / 6.00 Monika Kamboures
Sustainability Coordinator
Office of Planning, Sustainability & Transportation
"---" 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:
Extremely High

Total water withdrawal (potable and non-potable combined):
Performance Year Baseline Year
Total water withdrawal 554,819,060 Gallons 621,385,103 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 38,987,948 Gallons 162,951,907 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Period July 1, 2020 June 30, 2021
Baseline Period July 1, 2005 June 30, 2006

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

N/A


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 3,732 1,500
Number of employees resident on-site 5 5
Number of other individuals resident on-site 5 0
Total full-time equivalent student enrollment 29,103 17,810
Full-time equivalent of employees 2,245 1,500
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 24,450.25 14,858.75

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 1,594.58 Gallons 10,966.73 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
85.46

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 5,497,022 Gross square feet 2,886,367 Gross square feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 7.09 Gallons per square foot 56.46 Gallons per square foot

Percentage reduction in potable water use per unit of floor area from baseline:
87.44

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 1,094.60 Acres 1,115.35 Acres

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 506,869.23 Gallons per acre 557,121.18 Gallons per acre

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
9.02

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

N/A


A brief description of the institution's water recovery and reuse initiatives:

The use of reclaimed water for campus irrigation began in 1965; by 1990, approximately 95% of the campus is irrigated by using reclaimed water to grow tree fruits, vegetables, grains, ornamental plants, and for livestock watering. The irrigation system allows for efficient use of domestic and reclaimed water.


A brief description of the institution's initiatives to replace plumbing fixtures, fittings, appliances, equipment, and systems with water-efficient alternatives:

N/A


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:

Potable water data in the performance year is lower than that in previous years due to the pandemic.


Potable water data in the performance year is lower than that in previous years due to the pandemic.

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.