Overall Rating Silver - expired
Overall Score 52.64
Liaison Patrice Langevin
Submission Date March 6, 2020

STARS v2.2

Pitzer College
OP-21: Water Use

Status Score Responsible Party
Complete 0.09 / 6.00 Milan Stijepovic
Asst Director of Sustainability
Facilities
"---" 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 26,171,346 Gallons 21,303,771 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 26,171,346 Gallons 21,303,771 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Period July 1, 2018 June 30, 2019
Baseline Period July 1, 2007 June 30, 2008

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

Data from 2008 is used as the water use baseline because 2008 is the year the College's first GHG emissions inventory was completed.


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 815 634
Number of employees resident on-site 6 6
Number of other individuals resident on-site 0 0
Total full-time equivalent student enrollment 980.67 998
Full-time equivalent of employees 283 280
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 1,153.00 1,118.50

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 22,698.43 Gallons 19,046.73 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
0

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 456,802 Gross square feet 367,004 Gross square feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 57.29 Gallons per square foot 58.05 Gallons per square foot

Percentage reduction in potable water use per unit of floor area from baseline:
1.30

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 23.76 Acres 23.30 Acres

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 1,101,487.63 Gallons per acre 914,324.94 Gallons per acre

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
-20.47

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

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

The East & West Residence Halls' greywater system collects and treats water from showers and sinks. This greywater provides all the irrigation for the landscaping around the residence halls, up to 90,000 gallons per month.


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

Retrofit practices include the installation of: waterless urinals across the entire campus, hydration stations to minimizes plastic bottle waste stream, and low-flow shower heads and faucets in all residence halls.


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:

Pitzer does not currently have the necessary metering technology in place to monitor the percentage of water that is


Pitzer does not currently have the necessary metering technology in place to monitor the percentage of water that is

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.