Overall Rating Silver
Overall Score 62.57
Liaison Kylee Singh
Submission Date Feb. 16, 2017
Executive Letter Download

STARS v2.1

California Polytechnic State University
OP-22: Water Use

Status Score Responsible Party
Complete 3.76 / 5.00 Eric Veium
Energy & Sustainability Analyst
Facilities Management & Development
"---" 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 317484112 Gallons 458882392 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 143213576 Gallons 180163777 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year Jan. 1, 2015 Dec. 31, 2015
Baseline Year Jan. 1, 2013 Dec. 31, 2013

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

In 2015 as part of the states mandatory water conservation efforts, Governor Brown set 2013 as the baseline year in response to the ongoing drought in California.


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 7377 7241
Number of employees resident on-site 14 14
Number of other individuals resident on-site and/or staffed hospital beds 1 1
Total full-time equivalent student enrollment 20213 19006.80
Full-time equivalent of employees (staff + faculty) 2387 2205.30
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 18798.75 17723.83

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 7618.25 Gallons 10165.06 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
25.05

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 6016134 Gross Square Feet 5646619 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 23.80 Gallons / GSF 31.91 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline:
25.39

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 274.70 Acres 328.37 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 1155748.50 Gallons / Acre 1397455.29 Gallons / Acre

Percentage reduction in total water use per unit of vegetated grounds from baseline:
17.30

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:
---

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

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):
---

The website URL where information about the programs or initiatives is available:
Additional documentation to support the submission:
---

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.