5.6 : Lighting




5.6.6 2010 Lamp Wattage, Number of Lamps, and Hours of Usage
Lamp Wattage (Watts per lamp) Number of Lamps per Building Hours of Usage per Day
Res Com Ind Other (1) Res Com Ind Res Com Ind Other
Incandescent 56 53 46 68 32 14 1 2 10 13 9
General (A-type, Decorative) (2) 58 58 46 N/A 27 8 1 2 10 13 N/A
Reflector 69 79 65 N/A 4 4 0 (3) 2 10 12 N/A
Miscellaneous 45 7 0 68 1 3 N/A 2 11 0 9
Halogen 65 68 68 149 2 9 0 2 12 12 11
General  50 46 36 N/A 0 0 0 2 12 12 N/A
Reflector 68 78 64 N/A 1 4 0 2 12 12 N/A
Low Voltage Display 44 60 0 N/A 0 5 N/A 2 13 0 N/A
Miscellaneous 82 99 145 149 0 0 0 2 10 12 11
Compact Fluorescent 16 19 31 22 12 39 1 2 10 13 9
General (Screw, Pin) 17 19 36 N/A 10 32 1 2 10 13 N/A
Reflector 17 20 16 N/A 1 7 0 2 10 13 N/A
Miscellaneous 18 0 0 22 1 N/A N/A 2 0 0 9
Linear Fluorescent 24 37 39 63 5 301 283 2 11 13 14
T5 19 36 58 N/A 0 20 20 2 12 13 N/A
T8 26 31 32 N/A 1 181 182 2 11 13 N/A
T12 28 50 53 N/A 3 98 79 2 11 12 N/A
Miscellaneous 16 31 42 63 1 2 1 2 11 12 14
High Intensity Discharge 126 350 403 240 0 6 31 2 11 17 12
Mercury Vapor 193 362 451 219 0 0 3 2 11 17 11
Metal Halide 79 349 434 247 0 6 21 2 11 17 12
High Pressure Sodium 150 356 295 241 0 1 7 2 11 18 13
Low Pressure Sodium 0 185 0 107 N/A 0 N/A 0 11 0 11
Other 47 12 11 30 0 7 1 2 21 22 10
LED 11 12 11 20 0 7 1 2 21 22 9
Miscellaneous 54 11 0 93 0 0 N/A 1 15 0 13
Total 46 42 75 151 51 376 317 2 11 13 12
Note(s): 1) Accounts for the remainder of lamps not installed inside buildings, including parking lot, stadium, stationary aviation, billboard, and traffic and street lighting. 2) Values for general incandescent, general compact fluorescent, T5 fluorescent, T8 fluorescent, and T12 fluorescent lamps are weighted-averages calculated using the estimated inventory of different lamps that fit within that category. 3) A value of zero indicates less than 0.5.









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