Overall Rating Silver
Overall Score 45.17
Liaison Nina Bisbee
Submission Date June 29, 2017
Executive Letter Download

STARS v2.1

Bryn Mawr College
OP-22: Water Use

Status Score Responsible Party
Complete 0.81 / 5.00
"---" 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 32191700 Gallons 34336600 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 32191700 Gallons 34336600 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year June 1, 2015 May 31, 2016
Baseline Year June 1, 2007 May 31, 2008

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

Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 1246 1158
Number of employees resident on-site 4 25
Number of other individuals resident on-site and/or staffed hospital beds 6 26
Total full-time equivalent student enrollment 1641.08 1595
Full-time equivalent of employees (staff + faculty) 621.70 645
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 2015.59 2001.75

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 15971.39 Gallons 17153.29 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
6.89

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 1289765 Gross Square Feet 1269335 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 24.96 Gallons / GSF 27.05 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline:
7.73

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 87.28 Acres 102 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 368832.49 Gallons / Acre 336633.33 Gallons / Acre

Percentage reduction in total water use per unit of vegetated grounds from baseline:
0

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):

Low-flow/low volume fixtures have been installed in all residence hall
showers and toilets.


The website URL where information about the programs or initiatives is available:
---

Additional documentation to support the submission:
---

Note that water use in this performance year was negatively impacted by an underground water leak which has since been corrected. We are back on track for our more typical use of 24,000,000 gallons to 25,000,000 per year over the three years.

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.