Electricity Natural Gas Fuel Oil District Heat Propane Other

a

All Buildings ............................................... 67,338 61,612 32,291 37,902 5,611 5,534 2,728 945

Building Floorspace

(Square Feet)

1,001 to 5,000 .............................................. 6,774 5,684 2,651 3,250 598 Q 469 Q

5,001 to 10,000 ............................................ 8,238 7,090 2,808 4,613 573 Q 688 Q

10,001 to 25,000 .......................................... 11,153 9,865 5,079 6,069 773 307 682 Q

25,001 to 50,000 .......................................... 9,311 8,574 4,752 5,225 687 617 247 Q

50,001 to 100,000 ........................................ 10,112 9,597 5,238 6,200 635 905 366 Q

100,001 to 200,000 ...................................... 8,271 7,893 4,719 4,917 791 883 Q Q

200,001 to 500,000 ...................................... 6,851 6,445 3,234 3,949 847 963 Q Q

Over 500,000 ............................................... 6,628 6,465 3,810 3,680 707 1,698 Q Q

Principal Building Activity

Education .................................................... 8,651 8,612 3,613 5,317 1,375 1,086 200 Q

Food Sales .................................................. 994 880 359 556 QQQQ

Food Service ............................................... 1,851 1,721 836 1,210 QQQQ

Health Care ................................................. 2,918 2,918 1,335 1,793 641 736 Q N

 Inpatient ..................................................... 1,865 1,865 693 1,257 615 641 Q N

 Outpatient .................................................. 1,053 1,053 642 536 Q Q Q N

Lodging ........................................................ 4,521 4,424 2,984 2,503 Q 527 Q Q

Mercantile .................................................... 10,398 9,848 6,148 6,423 649 Q 332 Q

 Retail (Other Than Mall) ............................ 4,766 4,615 2,239 3,150 470 Q Q Q

 Enclosed and Strip Malls ........................... 5,631 5,233 3,909 3,274 Q N Q N

Office ........................................................... 12,044 11,819 7,221 6,060 812 1,487 Q Q

Public Assembly .......................................... 4,393 4,015 1,848 2,370 Q 841 Q Q

Public Order and Safety .............................. 1,168 1,021 354 512 Q 297 Q Q

Religious Worship ....................................... 3,405 3,383 1,534 2,270 182 Q 706 Q

Service ........................................................ 3,388 3,027 1,145 1,981 405 Q Q Q

Warehouse and Storage ............................. 10,477 8,104 4,285 5,719 576 Q 483 Q

Other ............................................................ 1,222 1,086 401 612 QQQQ

Vacant ......................................................... 1,908 754 228 575 QQQQ

Year Constructed

1919 or Before ............................................. 4,034 3,593 1,267 2,399 593 480 Q Q

1920 to 1945 ................................................ 6,445 5,559 2,223 3,808 651 764 Q Q

1946 to 1959 ................................................ 9,127 8,402 3,822 5,091 1,065 1,065 319 Q

1960 to 1969 ................................................ 10,866 9,966 4,789 6,163 1,083 1,351 473 Q

1970 to 1979 ................................................ 11,840 10,916 6,116 6,558 1,015 769 415 Q

1980 to 1989 ................................................ 13,931 12,566 8,140 7,226 772 606 526 Q

1990 to 1999 ................................................ 11,094 10,610 5,933 6,658 432 499 608 Q

Census Region

Northeast ..................................................... 12,360 11,667 4,625 5,703 3,612 1,876 761 Q

Midwest ....................................................... 16,761 15,916 6,429 12,467 619 1,514 733 281

South ........................................................... 23,485 20,608 13,862 10,904 1,128 1,022 1,013 260

West ............................................................ 14,731 13,421 7,375 8,828 252 1,121 221 Q

Climate Zone: 45-Year Average

Under 2,000 CDD and --

 More than 7,000 HDD ................................ 5,890 5,669 1,920 3,949 1,065 250 616 Q

 5,500-7,000 HDD ...................................... 17,083 16,206 6,767 11,335 1,833 1,736 613 Q

 4,000-5,499 HDD ...................................... 16,243 15,292 8,030 8,234 2,267 2,405 766 305

 Fewer than 4,000 HDD .............................. 16,333 14,923 8,670 10,109 281 677 Q Q

2,000 CDD or More and --

 Fewer than 4,000 HDD .............................. 11,788 9,521 6,904 4,275 Q 466 Q Q

Table B21. Space-Heating Energy Sources, Floorspace, 1999

Total Floorspace (million square feet)

All

Buildings

All Buildings 

with Space 

Heating

Space-Heating Energy Sources Used 

(more than one may apply)

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 71
Electricity Natural Gas Fuel Oil District Heat Propane Other

a

Table B21. Space-Heating Energy Sources, Floorspace, 1999

Total Floorspace (million square feet)

All

Buildings

All Buildings 

with Space 

Heating

Space-Heating Energy Sources Used 

(more than one may apply)

Workers (main shift)

Fewer than 5 ................................................ 14,321 10,552 4,405 6,432 912 289 1,136 190

5 to 9 ............................................................ 6,325 6,020 2,941 3,910 634 292 372 Q

10 to 19 ........................................................ 8,028 7,772 3,981 4,784 518 372 378 Q

20 to 49 ........................................................ 10,814 10,347 5,599 6,585 691 534 456 Q

50 to 99 ........................................................ 8,898 8,536 4,817 5,229 925 645 Q Q

100 to 249 .................................................... 8,356 8,053 4,500 5,126 900 1,031 Q Q

250 or More ................................................. 10,595 10,333 6,048 5,836 1,031 2,371 Q Q

Weekly Operating Hours

39 or Fewer ................................................. 6,596 4,217 1,636 2,441 486 Q 809 Q

40 to 48 ........................................................ 13,105 12,090 6,215 7,330 952 730 576 Q

49 to 60 ........................................................ 14,200 13,677 7,065 8,499 1,403 910 416 388

61 to 84 ........................................................ 12,458 11,787 6,632 7,120 896 911 368 Q

85 to 167 ...................................................... 9,116 8,399 4,540 5,438 703 830 288 Q

Open Continuously ...................................... 11,863 11,442 6,204 7,074 1,170 2,114 272 Q

Energy Sources (more than

one may apply)

Electricity ..................................................... 65,716 61,575 32,291 37,874 5,602 5,534 2,728 945

Natural Gas ................................................. 45,525 44,394 21,230 37,902 2,447 2,431 250 524

Fuel Oil ........................................................ 13,285 13,083 6,470 5,793 5,611 1,787 398 Q

District Heat ................................................. 5,891 5,862 1,903 844 Q 5,534 Q Q

District Chilled Water ................................... 2,750 2,739 1,012 517 Q 2,279 Q Q

Propane ....................................................... 6,290 6,076 2,809 1,645 1,510 Q 2,728 Q

Other ............................................................ 2,322 2,276 1,015 1,368 Q Q Q 945

Primary Space-Heating

Energy Source

Electricity ..................................................... 17,627 17,627 17,627 4,465 333 Q 288 Q

Natural Gas ................................................. 32,729 32,729 11,902 32,729 1,422 211 Q Q

Fuel Oil ........................................................ 3,719 3,719 799 149 3,719 Q Q Q

District Heat ................................................. 5,077 5,077 1,277 378 Q 5,077 Q Q

Propane ....................................................... 2,107 2,107 593 Q Q N 2,107 Q

Other ............................................................ 343 343 Q Q Q N Q 343

Cooling Energy Sources

(more than one may apply)

Electricity ..................................................... 55,545 53,468 30,329 33,933 4,590 3,173 2,169 768

Natural Gas ................................................. 1,914 1,898 935 1,852 Q Q Q N

District Chilled Water ................................... 2,750 2,739 1,012 517 Q 2,279 Q Q

Water-Heating Energy Sources

(more than one may apply)

Electricity ..................................................... 24,171 23,070 16,403 11,446 1,636 906 1,129 496

Natural Gas ................................................. 29,196 28,489 13,417 25,292 1,758 629 Q Q

Fuel Oil ........................................................ 2,218 2,206 627 573 2,045 Q Q Q

District Heat ................................................. 4,182 4,162 1,132 525 Q 3,968 Q Q

Propane ....................................................... 1,371 1,227 493 Q Q N 770 Q

Cooking Energy Sources

(more than one may apply)

Electricity ..................................................... 13,733 13,193 8,107 7,676 1,530 1,327 455 Q

Natural Gas ................................................. 16,785 16,256 8,646 12,403 1,621 1,522 Q Q

Propane ....................................................... 1,754 1,683 991 Q 540 Q 461 Q

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 72
Electricity Natural Gas Fuel Oil District Heat Propane Other

a

Table B21. Space-Heating Energy Sources, Floorspace, 1999

Total Floorspace (million square feet)

All

Buildings

All Buildings 

with Space 

Heating

Space-Heating Energy Sources Used 

(more than one may apply)

Energy End Uses (more than

one may apply)

Buildings with Space Heating ...................... 61,602 61,602 32,291 37,893 5,611 5,534 2,728 945

Buildings with Cooling ................................. 58,474 56,370 30,961 35,080 4,638 4,844 2,191 779

Buildings with Water Heating ...................... 56,115 54,213 28,867 34,164 4,759 4,943 2,018 682

Buildings with Cooking ................................ 24,681 23,823 13,404 14,929 2,814 2,337 801 477

Buildings with Manufacturing ....................... 3,126 3,031 1,668 1,940 QQQQ

Buildings with Electricity

 Generation .................................................. 11,882 11,652 6,951 6,847 1,510 1,986 253 Q

Percent of Floorspace Heated

Not Heated .................................................. 5,736 Q N Q NNNN

1 to 50 .......................................................... 7,593 7,593 4,722 4,319 564 Q 461 Q

51 to 99 ........................................................ 10,745 10,745 6,110 6,642 786 886 421 Q

100 ............................................................... 43,264 43,264 21,459 26,932 4,260 4,575 1,845 593

Heating Equipment (more

than one may apply)

Heat Pumps ................................................. 8,923 8,923 8,667 4,466 532 730 204 Q

Furnaces ...................................................... 14,449 14,449 6,822 11,524 1,295 Q 1,075 Q

Individual Space Heaters ............................ 17,349 17,349 12,350 11,488 1,444 1,210 1,051 534

District Heat ................................................. 5,534 5,534 1,609 678 Q 5,534 Q Q

Boilers ......................................................... 19,522 19,522 8,410 15,131 4,176 Q 672 420

Packaged Heating Units .............................. 25,743 25,743 16,861 17,324 1,040 767 937 Q

Other ............................................................ 4,073 4,073 2,972 1,982 341 249 272 315

a "Other" includes wood, coal, solar, and all other energy sources.

Q=Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

N=No responding cases in sample.

Note: Due to rounding, data may not sum to totals.

Source: Energy Information Administration, Office of Energy Markets and End Use, Form EIA-871A of the 1999 Commercial Buildings Energy Consumption Survey.

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 73