Principia College
OP-22: Water Use

• Documentation Fields
• Credit Info

Level of ”Physical Risk QUANTITY” for the institution’s main campus as indicated by the World Resources Institute’s Aqueduct Water Risk Atlas:
Total water use (potable and non-potable combined):

	Performance Year	Baseline Year
Total water use	55,144,507 Gallons	50,144,293 Gallons

Potable water use:

	Performance Year	Baseline Year
Potable water use	26,710,783 Gallons	24,341,293 Gallons

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

	Start Date	End Date
Performance Year	Jan. 1, 2018	Dec. 31, 2018
Baseline Year	Jan. 1, 2008	Dec. 31, 2008

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	407	503
Number of employees resident on-site	75	105
Number of other individuals resident on-site and/or staffed hospital beds	35	13
Total full-time equivalent student enrollment	407	503
Full-time equivalent of employees (staff + faculty)	267	323
Full-time equivalent of students enrolled exclusively in distance education	0	0
Weighted campus users	661	784.50

Potable water use per weighted campus user:

	Performance Year	Baseline Year
Potable water use per weighted campus user	40,409.66 Gallons	31,027.78 Gallons

Percentage reduction in potable water use per weighted campus user from baseline:
Gross floor area of building space:

	Performance Year	Baseline Year
Gross floor area	1,084,017 Gross square feet	1,077,376 Gross square feet

Potable water use per unit of floor area:

	Performance Year	Baseline Year
Potable water use per unit of floor area	24.64 Gallons per square foot	22.59 Gallons per square foot

Percentage reduction in potable water use per unit of floor area from baseline:
Does the institution wish to pursue Part 3 of this credit? (reductions in total water use per acre/hectare of vegetated grounds):
Area of vegetated grounds:

	Performance Year	Baseline Year
Vegetated grounds	77 Acres	77 Acres

Total water use (potable + non-potable) per unit of vegetated grounds:

	Performance Year	Baseline Year
Total water use per unit of vegetated grounds	716,162.43 Gallons per acre	651,224.58 Gallons per acre

Percentage reduction in total water use per unit of vegetated grounds from baseline:
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:
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 (e.g. building retrofits):
The website URL where information about the programs or initiatives is available:
Additional documentation to support the submission:
Data source(s) and notes about the submission: