Overall Rating Silver
Overall Score 54.46
Liaison Katharine Gross
Submission Date March 30, 2018
Executive Letter Download

STARS v2.1

Lehigh University
OP-22: Water Use

Status Score Responsible Party
Complete 0.55 / 5.00 Douglas Spengel
Associate Director Utilities and Engineering
Facilities 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 113695500 Gallons 114339000 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 113695500 Gallons 114339000 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year July 1, 2016 June 30, 2017
Baseline Year Jan. 1, 2007 Dec. 30, 2007

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

First year of available data


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 3463 4608
Number of employees resident on-site 0 0
Number of other individuals resident on-site and/or staffed hospital beds 0 0
Total full-time equivalent student enrollment 6659 7577.33
Full-time equivalent of employees (staff + faculty) 1814.67 1654
Full-time equivalent of students enrolled exclusively in distance education 203 234.33
Weighted campus users 7068.75 7899.75

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 16084.24 Gallons 14473.75 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 4572331 Gross Square Feet 4171377 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 24.87 Gallons / GSF 27.41 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline:
9.28

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 126 Acres 126 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 902345.24 Gallons / Acre 907452.38 Gallons / Acre

Percentage reduction in total water use per unit of vegetated grounds from baseline:
0.56

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:

Eco-Reps, student leaders, work to educate their peers about water conservation and host events throughout the year including competitions to take shorter showers and to use only cold water when doing laundry.


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

Unmetered local wells are used in lieu of potable city water for irrigation of athletic fields.


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 fixtures are used in all new construction and major renovations.


The website URL where information about the programs or initiatives is available:
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Additional documentation to support 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 and complete the Data Inquiry Form.