Overall Rating Silver - expired
Overall Score 60.97
Liaison Natalie Hayes
Submission Date Aug. 6, 2020

STARS v2.2

Bentley University
OP-21: Water Use

Status Score Responsible Party
Complete 0.00 / 4.00 Natalie Hayes
Associate Director of Sustainability
Office of Sustainability
"---" 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:
Low

Total water withdrawal (potable and non-potable combined):
Performance Year Baseline Year
Total water withdrawal 58,589,672.70 Gallons 44,924,262 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 58,589,672.70 Gallons 44,924,262 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, 2008 June 30, 2009

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

2009 is the first year that Bentley has reliable and accurate water data collection. This was due to improved metering and process.


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 3,313 3,330
Number of employees resident on-site 14 12
Number of other individuals resident on-site 0 0
Total full-time equivalent student enrollment 5,170 4,989
Full-time equivalent of employees 978 779
Full-time equivalent of students enrolled exclusively in distance education 88 0
Weighted campus users 5,376.75 5,161.50

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 10,896.86 Gallons 8,703.72 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 2,200,000 Gross square feet 1,850,233 Gross square feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 26.63 Gallons per square foot 24.28 Gallons per square foot

Percentage reduction in potable water use per unit of floor area from baseline:
0

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 29.50 Acres 29.50 Acres

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 1,986,090.60 Gallons per acre 1,522,856.34 Gallons per acre

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
-30.42

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

We advertise to students that they should put in work orders to report leaks through Residence Life.


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:

Each summer, one residence hall is renovated. Low flow bathroom faucets, shower heads and dual-flush toilets are installed in every bathroom and kitchen. All of these fixtures use half the water that standard fixtures use without compromising water pressure.

The university installed waterless urinals in the multipurpose arena.


Website URL where information about the institution’s water conservation and efficiency efforts is available:
Additional documentation to support the submission:
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Data source(s) and notes about 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.