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  • AASHE-STARS

The Sustainability Tracking, Assessment & Rating System™ (STARS) is a transparent, self-reporting framework for colleges and universities to measure their sustainability performance.

Overall Rating Silver
Overall Score 51.16
Liaison Juliana Goodlaw-Morris
Submission Date June 30, 2017
Executive Letter Download

STARS v2.1

California State University, San Marcos
OP-22: Water Use

Status Score Responsible Party
Complete 0.58 / 5.00 Lindsey Rowell
Director
Energy Management & Utility Services
"---" 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 46,537,026 Gallons 49,330,941 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 28,019,337 Gallons 27,010,151 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year July 1, 2014 June 30, 2015
Baseline Year July 1, 2013 June 30, 2014

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

The baseline was chosen as this is a plateau period for building additions.


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 621 620
Number of employees resident on-site 2 2
Number of other individuals resident on-site and/or staffed hospital beds 0 0
Total full-time equivalent student enrollment 9,716 8,938
Full-time equivalent of employees (staff + faculty) 1,253 1,118
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 8,382.50 7,697.50

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 3,342.60 Gallons 3,508.95 Gallons

Percentage reduction in potable water use per weighted campus user from baseline (0-100):
4.74

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 1,284,448 Gross Square Feet 1,263,548 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 21.81 Gallons / GSF 21.38 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline (0-100):
0

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 116 Acres 116 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 401,181.26 Gallons / Acre 425,266.73 Gallons / Acre

Percentage reduction in total water use per unit of vegetated grounds from baseline (0-100):
5.66

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:

On campus dormitories were provided with 5 minute shower timers to encourage water conservation. Signage for shorter showers and other tips was provided to all students living on campus. Also, students living in the dorms received magnets on their kitchen refrigerators about water conservation.


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

N/A


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):

Water faucets were fitted with aerators to reduce water usage.
On campus housing replaced shower heads to low flow capacity.


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.