Committee of the Whole/Documents/Conceptual Servicing Brief Appendix A: Ministry of Health Sewage Disposal Regulation
Appendix
Conceptual Servicing Brief Appendix A: Ministry of Health Sewage Disposal Regulation
December 14, 2021Pages 242–2434 sections
Regulatory reference data for calculating sewage design flow rates based on residence size and occupancy.
Minimum design flow of 1,136 litres for 1 and 2 bedroom unitsMulti-family (apartment) per person flow rate of 380 L
APPENDIX A
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MINISTRY OF HEALTH
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SEWAGE DISPOSAL REGULATION
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Daily Design Flow Rates for Residences
Table 2-1 Minimum Daily Design Flow Rates for Residences
| Residence Size | Minimum Design Flow (litres) | Minimum Design Flow (I gallons) |
|---|---|---|
| 1 and 2 bedroom unit up to 150 m² 1,600 ft² | 1,136 | 250 |
| 3 bedroom unit up to 175 m² 1,885 ft² | 1,363 | 300 |
| 4 bedroom unit up to 235 m² 2,530 ft² | 1,700 | 375 |
| 5 bedroom unit up to 295 m² 3,175 ft² | 2,045 | 450 |
| 6 bedroom unit up to 355 m² 3,820 ft² | 2,500 | 550 |
| For every additional m² (10.76sqft) add | 4.5 | 1 |
Table 2-2 Per Capita Daily Design Flows
| Use | Per person flow (L) |
|---|---|
| Single family dwelling | 470 |
| Multi-family (apartment, house and cabin, townhouse) | 380 |
| Luxury homes | 1,140 |
| Summer cottage | 300 |
| Mobile home | 300 |
| Number of bedrooms | Minimum number of occupants |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 3.5 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
Where garbage grinders or garburators are used, an increase of minimum 50 per cent in Daily Design Flow is applied.
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Extracted from: 2021 12 14 Committee of the Whole Agenda - Agenda - Pdf