Water Consumption
Physical Facilities Measurements
https://dira.lau.edu.lb/images/DIRA%20Factbook%202022-2023%20%28Web%20Version%29.pdf
and
https://fm.lau.edu.lb/sustainability/energy-saving-and-water-conservation/
The Physical Plants at Facilities Management on both campuses handle the measurement and management of water consumption and expenditure.
University water sources are as follows:
- Domestic Cold Water supply from the municipality cold water (metered)
- Domestic Cold Water supply from tankers with suitable TDS (quantified)
- On site brackish Well Water (estimated through well water pumps runtimes)
- Wastewater reuse from treatment plants for irrigation (metered)
- Rainwater reuse in some buildings (metered / estimated)
- Condensate drain reuse in some buildings (estimated)
WATER CONSUMPTION & EXPENDITURE (updated November 2022)
| BEIRUT CAMPUS | BYBLOS CAMPUS | |
|---|---|---|
| Total Water Consumption (m3) | 26,000 | 65,000 |
| Total Water Expenditure ($) | 57,600 | 10,194* |
| Water Use Index WUI (m3/student/y) | 5,96 | 17,89 |
| Water Cost Index WCI ($/student/y) | 13.2 | 2.81 |
| Water Cost Index WCI ($/m2/y) | 0.76 | 0.1 |
| Reclaimed Wastewater for Irrigation (m3) | N/A | 2,280 |
| Harvested Rainwater (m3) | 550 | 1,050 |
*(excluding treatment & energy)
Water consumption per person
| Water consumption per person | Number |
|---|---|
| Volume of water used in the university: Inbound (treated / extracted water) | 99,000 |
| Number of campus population | 9081 |
| Water consumption per person | 10.9 |