Watershed | | |
- China Creek basin | 6202 | Ha |
- Bainbridge Lake Catchment | 1310 | Ha |
| | |
Intakes (Surface Supply) | 3 | |
- China Creek - gravity | 24,451 | m3/day permit |
- Bainbridge Lake - pumped | 9,763 | m3/day permit |
- Somass River - pumped | 13,564 | m3/day permit |
Total Permitted Volume | 47,778 | m3/day permit |
| | |
Dams | 3 | |
- China Creek - intake - concrete El. 184m (603.7') | 5000 | m3 storage |
- Lizard Lake -concrete/earth-fill (440 acre ft) El. 732m (2401.6') | 578,000 | m3 storage |
- Bainbridge Lake - earth-fill (1000 acre ft) El.153m (502') | 1,230,000 | m3 storage |
| 1813000 | |
| | |
Pumpstations | 5 | |
- Bainbridge - 2x50 HP @ 2508 gpm | 100 | Hp |
| | |
- Somass - 2x60 HP @ 750 gpm ea. | 245 | Hp |
- 1x125 HP @ 1390 gpm | | |
| | |
- Cowichan - 2x60 HP @ 2400 gpm | 125 | Hp |
- 1x5 HP @ 65 gpm | | |
| | |
- Johnston - 4x60 HP @ 800 gpm ea. | 538 | Hp |
- 1x7.5 HP @ 120 gpm | | |
- 2x145 HP diesel @ 2100 gpm | | |
| | |
- Arrowsmith - 2x5 HP @ 65 ea. | 10 | Hp |
| | |
Total Pumpstation Horsepower | 1018 | Hp |
| | |
Chlorination Stations | 3 | |
- Bainbridge Pumpstation (gas injection) | | |
- Somass Pump/Intake (gas injection) | | |
- Johnston Pumpstation (gas injection) | | |
| | |
Chlorine Residual Test Points - Daily | 13 | |
Bacterial Test Locations - Monthly | 21 | |
| | |
Reservoirs | 5 | |
- Upper Cowichan - floating cover El.158m | 11,250 | m3 1962/1963 |
- Lower Cowichan - floating cover El.146m | 6,750 | m3 1937 |
- Burde - floating cover El.86.8m | 6,750 | m3 1947 |
- Johnston - 2 cells, concrete El.66.8m | 9,000 | m3 |
- Arrowsmith - 1 cells, steel tank El.173.6m | 250 | m3 |
Total Reservoir Storage Volume | 34,000 | m3 |
| | |
Supply mains HDPE- 500mm | 3.60 | km |
Supply mains Steel - 1200mm | 0.10 | km |
Supply mains PVC- 500mm | 1.51 | km |
Supply mains steel- 600mm | 4.81 | km |
Total Supply Mains | 10.02 | |
| | |
Distribution mains < 150mm | 91.0 | km |
Distribution mains 200-300mm | 48.5 | km |
Distribution mains > 300mm | 25.5 | km |
Total Distribution Mains | 165.0 | km |
| | |
Distribution mains - Asbestos Cement | 77.2 | km |
Distribution mains - Cast Iron | 32.3 | km |
Distribution mains - P.V.C. | 37.6 | km |
Distribution mains - Ductile Iron | 7.6 | km |
Distribution mains - Galvanized Iron | 0.0 | km |
Distribution mains - Steel | 0.8 | km |
Distribution mains - Wood Stave | 0.0 | km |
Distribution mains - Type Unknown | 9.5 | km |
| 165.0 | |
| | |
Pressure Reducing Stations | 20 | |
Pressure Zones | 12 | |
Line Valves | 1618 | |
Air Valves | 69 | |
Hydrants (City) | 735 | |
Hydrants (Private) | 74 | |
| | |
Connections | 6462 | |
- Residential | | |
- Commercial | 317 | |
- Industrial | 13 | |
- City | 64 | |
| 6856 | |
| | |
Meters (Active) | 6856 | |
| | |
Meter Size Breakdown | | |
15 or 19 mm inside City | 6432 | |
15 or 19 mm outside City | 50 | |
25mm inside | 100 | |
25mm outside | 1 | |
40mm inside | 82 | |
40mm outside | 2 | |
50mm inside | 127 | |
50mm outside | 5 | |
75mm inside | 30 | |
75mm outside | 2 | |
100mm inside | 11 | |
100mm outside | 1 | |
150mm inside | 6 | |
150mm outside | 4 | |
over 150mm | 3 | |
| 6856 | |
| | |
Average Annual Volume Served | 5,836,317 | m3 |
Peak Day Usage | 18,072 | m3 |
Minimum Day Usage | 2,731 | m3 |
Average Day Usage | 9,216 | m3 |