Overall Rating Silver
Overall Score 54.65
Liaison Leslie Raucher
Submission Date March 6, 2020

STARS v2.2

Barnard College
OP-21: Water Use

Status Score Responsible Party
Complete 2.34 / 4.00
"---" 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 Aqueduct Water Risk Atlas:
Low

Total water withdrawal (potable and non-potable combined):
Performance Year Baseline Year
Total water withdrawal 40,427,720 Gallons 43,426,662.76 Gallons

Potable water use:
Performance Year Baseline Year
Potable water use 40,427,720 Gallons 43,426,662.76 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):
Start Date End Date
Performance Period Jan. 1, 2019 Dec. 31, 2019
Baseline Period Jan. 1, 2014 Dec. 31, 2016

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 2,252 2,487
Number of employees resident on-site 43 43
Number of other individuals resident on-site 29 29
Total full-time equivalent student enrollment 2,533 2,516
Full-time equivalent of employees 874 850
Full-time equivalent of students enrolled exclusively in distance education 0 0
Weighted campus users 3,158 3,186

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 12,801.68 Gallons 13,630.47 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
6.08

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 1,228,000 Gross Square Feet 1,100,000 Gross Square Feet

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 32.92 Gallons / GSF 39.48 Gallons / GSF

Percentage reduction in potable water use per unit of floor area from baseline:
16.61

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 0.82 Acres 0.61 Acres

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 49,302,097.56 Gallons / Acre 71,191,250.43 Gallons / Acre

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
30.75

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

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:
---

Website URL where information about the institution’s water conservation and efficiency efforts is available:
---

Additional documentation to support the submission:
---

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.