Overall Rating Silver
Overall Score 46.17
Liaison Jamey Pavey
Submission Date Feb. 26, 2019
Executive Letter Download

STARS v2.1

Earlham College
OP-22: Water Use

Status Score Responsible Party
Complete 0.39 / 4.00 Jamey Pavey
Director of the Integrated Program in Sustainability
Sustainability and Environmental Studies
"---" 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:
Low

Total water use (potable and non-potable combined):
Performance Year Baseline Year
Total water use 23648610 Gallons 22917319.48 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 23648610 Gallons 22917319.48 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Year Jan. 1, 2017 Dec. 31, 2017
Baseline Year Jan. 1, 2012 Dec. 31, 2012

A brief description of when and why the water use baseline was adopted:
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Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 897 1067
Number of employees resident on-site 4 4
Number of other individuals resident on-site and/or staffed hospital beds 2 0
Total full-time equivalent student enrollment 1085 1135
Full-time equivalent of employees (staff + faculty) 351 315
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 1304.25 1355.25

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 18131.96 Gallons 16910.03 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 1114807 Gross Square Feet 986547 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 21.21 Gallons / GSF 23.23 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline:
8.68

Does the institution wish to pursue Part 3 of this credit? (reductions in total water use per acre/hectare of vegetated grounds):
No

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 160 Acres 165 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:
Performance Year Baseline Year
Total water use per unit of vegetated grounds 147803.81 Gallons / Acre 138892.85 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:
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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 (e.g. building retrofits):

High efficiency shower heads were recently installed in all dorms as part of an energy performance upgrade undertaken by the college.


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