8.1 : Buildings Sector Water Consumption




8.1.2 Average Energy Intensity of Public Water Supplies by Location (kWh per Million Gallons)
Location Sourcing Treatment (1) Distribution Wastewater Total
United States (2) 836 627 437 1,363 3,263
United States (3) 2,230 65 (6) 1,649 2,295
Northern California Indoor 2,117 111 1,272 1,911 5,411
Northern California Outdoor 2,117 111 1,272 0 3,500
Southern California Indoor 9,727 (5) 111 1,272 1,911 13,021
Southern California Outdoor 9,727 111 1,272 0 11,110
Iowa 2390 (6) 380 1,570 4,340
Massachusetts 1,500 (6) (6) 1,750 3,250
Wisconsin Class AB (4) - - - not included 1,510
Wisconsin Class C (4) - - - not included 1,850
Wisconsin Class D (4) - - - not included 1,890
Wisconsin Total (4) - - - not included 1,601
Note(s): 1) Treatment before delivery to customer. 2) Source: Electric Policy Research Institute (EPRI) 2009. Wastewater estimated based on EPRI 2002. 3) Source: TIAX 2006. 4) Based on water treatment facility size: Class AB >4000 customers, Class C: 1000 to 4000, Class D <1000. Median energy use value reported. 5) Southern California sourcing energy is high because of energy used to pump water from Northern California. 6) Included with Sourcing.









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