Overall Rating	Reporter
Overall Score
Liaison	Stephanie Corbett
Submission Date	March 1, 2024

STARS v2.2

Case Western Reserve University
OP-21: Water Use

Status	Score	Responsible Party
	Reporter	Stephanie Corbett Director Energy & 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:

High

Part 1. Reduction in potable water use per person

Total water withdrawal (potable and non-potable combined):

	Performance Year	Baseline Year
Total water withdrawal	142,960,207 Gallons	268,387,584 Gallons

Potable water use:

	Performance Year	Baseline Year
Potable water use	142,960,207 Gallons	268,387,584 Gallons

Start and end dates of the performance year and baseline year (or three-year periods):

	Start Date	End Date
Performance Period	July 1, 2022	June 30, 2023
Baseline Period	July 1, 2008	June 30, 2009

If end date of the baseline year/period is 2004 or earlier, provide:

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

FY2009 was the first year the GHG inventory was performed, and the first year where accurate data is available.

Figures needed to determine "Weighted Campus Users":

	Performance Year	Baseline Year
Number of students resident on-site	4,433	3,000
Number of employees resident on-site	23	15
Number of other individuals resident on-site	7	0
Total full-time equivalent student enrollment	11,143	8,449
Full-time equivalent of employees	4,129	5,044
Full-time equivalent of students enrolled exclusively in distance education	319	0
Weighted campus users	12,335.75	10,873.50

Potable water use per weighted campus user:

	Performance Year	Baseline Year
Potable water use per weighted campus user	11,589.10 Gallons	24,682.72 Gallons

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

53.05

Part 2. Reduction in potable water use per unit of floor area

Gross floor area of building space:

	Performance Year	Baseline Year
Gross floor area	9,753,077 Gross square feet	7,747,210 Gross square feet

Potable water use per unit of floor area:

	Performance Year	Baseline Year
Potable water use per unit of floor area	14.66 Gallons per square foot	34.64 Gallons per square foot

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

57.69

Part 3. Reduction in total water withdrawal per unit of vegetated grounds

Area of vegetated grounds:

	Performance Year	Baseline Year
Vegetated grounds	140 Acres	141 Acres

Total water withdrawal per unit of vegetated grounds:

	Performance Year	Baseline Year
Total water withdrawal per unit of vegetated grounds	1,021,144.34 Gallons per acre	1,903,458.04 Gallons per acre

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

46.35

Optional Fields

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

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

Underground Cistern (Alpha Phi house) - collects harvested rainwater that is then used for irrigation; diverts 1,648 cubic ft of water annually.

A brief description of the institution's initiatives to replace plumbing fixtures, fittings, appliances, equipment, and systems with water-efficient alternatives:

The University's standard is to replace fixtures with highly efficient fixtures in renovations, repairs and also in LEED US GBC certified projects, generally these are Water Sense certified.

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

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Additional documentation to support the submission:

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Data source(s) and notes about the submission:

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