| Consumer energy costs and additional maintenance costs as compared to Trucked water | Conventional Trucked Water Delivery | Individual Healthy House System existing water tanks | Communal Healthy House System Existing Potable Water | Communal Healthy House System Communal Potable Water | Communal water, additional costs |
| Consumer pressure pumping costs | $477.12 | $715.68 | $357.84 | $357.84 | $0.00 |
| Consumer Recirculating pump costs | $0.00 | $0.00 | $477.12 | $1,399.55 | $922.43 |
| Consumer heating/heat trace energy costs | $0.00 | $1,890.00 | $0.00 | $0.00 | $0.00 |
| Consumer water reclamation energy cost | $0.00 | $1,717.63 | $0.00 | $0.00 | $0.00 |
| Consumer additional maintenance costs | $0.00 | $0.00 | $585.00 | $735.00 | $150.00 |
| Total Consumer energy and additional maintenance costs | $477.12 | $4,323.31 | $1,419.96 | $2,492.39 | $1,072.43 |
| Energy Maintenance cost per litre - delivered water | 0.0002 | 0.0039 | 0.0013 | 0.0023 | 0.0010 |
| Water Bill if all residences | $7,707.32 | $3,853.66 | $3,853.66 | $3,853.66 | |
| Consumer Cost if all residences | $8,184.44 | $8,176.97 | $5,273.62 | $6,346.05 | |
| Water Bill if all Business/Government | $22,020.91 | $11,010.46 | $11,010.46 | $11,010.46 | |
| Consumer cost if all Business/Government | $22,498.03 | $15,333.77 | $12,430.41 | $13,502.84 | |
| Municipal pressure pumping energy costs | $0.00 | $0.00 | $715.68 | $1,073.52 | $357.84 |
| Municipal Recirculating pump energy costs | $0.00 | $0.00 | $546.62 | $1,093.25 | $546.62 |
| Municipal heating/heat trace energy costs | $0.00 | $0.00 | $7,379.42 | $9,019.30 | $1,639.87 |
| Municipal water reclamation energy cost | $0.00 | $0.00 | $1,374.10 | $1,374.10 | $0.00 |
| Municipal maintenance costs | $0.00 | $4,500.00 | $1,800.00 | $2,200.00 | $400.00 |
| Total Municipal energy and additional maintenance costs | $0.00 | $4,500.00 | $11,815.83 | $14,760.17 | $2,944.34 |
| Cost per litre - delivered water | 0.0000 | 0.0041 | 0.0107 | 0.0134 | 0.0027 |
| Loss of Revenue if all Residential | $0.00 | $3,853.66 | $3,853.66 | $3,853.66 | |
| Loss of Revenue if all Commercial/Government | 0 | $11,010.46 | $11,010.46 | $11,010.46 | |
| Assumptions | |||||
| Water deliveries, litres per year | 1101045.5 | Water Rate Residential | 0.0035 | ||
| Reclaimed water quantity, including disposal | 2202091 | Water Rate Commercial | 0.0100 | ||
| Number of Homes | 9 | ||||
| Meters of Service duct | 600 | ||||
| Service duct diameter for combined service | 8'' | ||||
| Service duct diameter for reclaimed/sewage service | 6'' | ||||
| Electricity per kWh | 0.26 | ||||
| Energy required for 8'' service duct assumed average | 6.6 | Watts per meter | |||
| Energy required for 6'' service duct assumed average | 5.4 | Watts per meter |