Overall Rating Silver
Overall Score 46.21
Liaison Chris Gardner
Submission Date Aug. 23, 2022

STARS v2.2

Douglas College
OP-21: Water Use

Status Score Responsible Party
Complete 0.59 / 4.00 Louie Girotto
Associate Director
Physical Plant Services & Projects
"---" 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 46,164.80 Cubic Metres 37,085.80 Cubic Metres

Potable water use:
Performance Year Baseline Year
Potable water use 46,164.80 Cubic Metres 37,085.80 Cubic Metres

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, 2010 Dec. 31, 2010

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

2010 was selected as the water use baseline to align with the baseline year provided in other credits such as OP-5 Building Energy Efficiency. It is also one of the first year's that Douglas has quality water data.


Figures needed to determine "Weighted Campus Users":
Performance Year Baseline Year
Number of students resident on-site 0 0
Number of employees resident on-site 0 0
Number of other individuals resident on-site 0 0
Total full-time equivalent student enrollment 10,554 7,109
Full-time equivalent of employees 1,186 919
Full-time equivalent of students enrolled exclusively in distance education 634 285
Weighted campus users 8,329.50 5,807.25

Potable water use per weighted campus user:
Performance Year Baseline Year
Potable water use per weighted campus user 46,164.80 Cubic Metres 37,085.80 Cubic Metres

Percentage reduction in potable water use per weighted campus user from baseline:
13.21

Gross floor area of building space:
Performance Year Baseline Year
Gross floor area 122,103 Gross Square Metres 115,782 Gross Square Metres

Potable water use per unit of floor area:
Performance Year Baseline Year
Potable water use per unit of floor area 0.38 Cubic Metres / GSM 0.32 Cubic Metres / GSM

Percentage reduction in potable water use per unit of floor area from baseline:
0

Area of vegetated grounds:
Performance Year Baseline Year
Vegetated grounds 1.34 Hectares 1.22 Hectares

Total water withdrawal per unit of vegetated grounds:
Performance Year Baseline Year
Total water withdrawal per unit of vegetated grounds 34,487.37 Cubic Metres / Hectare 30,336.03 Cubic Metres / Hectare

Percentage reduction in total water withdrawal per unit of vegetated grounds from baseline:
-13.68

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

No behavior change initiatives in place at this time.


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

No water recover or reuse initiatives in place at this time.


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

The college replaced lever faucets in public washrooms with low flow auto faucets.
When washrooms have been renovated, toilets and urinals are changed to low flow auto flush valves. Where possible, water cooled AC units have been replaced with air cooled.


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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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 or simply email your inquiry to stars@aashe.org.