Released: August 2021

Next MECS will be fielded in 2023.

Table 8.11 Number of Establishments by Participation of Audits to Identify Potential Energy Saving Opportunities, 2018;

Level: National Data;Row: NAICS Codes

Column: Participation in Audits on Energy Systems

Unit: Establishment Counts

NAICS Code(a) Subsector and Industry No Participation Participation(b) Don't Know

Compressed

Air

Process

Heating Steam

Process Cooling and

Refrigeration Computing Facility HVAC

Faci

Light

Total United States

311 Food 9,458 2,257 4,127 1,050 506 765 819 123 653 1,6

3112 Grain and Oilseed Milling 280 120 211 81 57 66 34 5 21 

311221 Wet Corn Milling 33 D D 11 10 8 7 D 5 

31131 Sugar Manufacturing 31 18 21 7 8 11 D D 3 

3114 Fruit and Vegetable Preserving and Specialty Food 519 273 255 116 55 87 101 D 82 1

3115 Dairy Product 589 260 188 150 69 119 139 8 83 1

3116 Animal Slaughtering and Processing 1,045 310 487 118 72 109 109 8 66 2

312 Beverage and Tobacco Products 2,619 533 787 228 155 156 228 D 172 2

3121 Beverages 2,559 520 774 221 151 148 224 D 165 2

3122 Tobacco 59 13 12 7 4 8 4 D 7 

313 Textile Mills 915 176 268 121 60 71 48 0 66 1314 Textile Product Mills 2,612 Q 1,212 74 Q Q 0 0 Q 

315 Apparel 2,358 782 716 Q Q Q 0 0 Q 316 Leather and Allied Products 381 74 200 Q Q 12 0 4 Q 

321 Wood Products 5,760 987 2,689 504 119 108 96 20 105 7

321113 Sawmills 1,117 238 432 123 35 56 3 14 32 1

3212 Veneer, Plywood, and Engineered Woods 659 178 246 95 47 44 5 4 24 1

321219 Reconstituted Wood Products 58 74 26 27 16 9 D 0 15 

3219 Other Wood Products 3,851 561 1,874 283 D D Q 3 D 4

322 Paper 1,597 733 679 303 236 176 152 71 173 4

322110 Pulp Mills 14 14 0 8 6 12 3 0 4 

322121 Paper Mills, except Newsprint 37 101 18 50 45 67 19 4 33 

322122 Newsprint Mills D 7 D D 3 4 3 0 D 

322130 Paperboard Mills 44 65 34 36 28 48 10 5 15 

323 Printing and Related Support 9,370 1,121 2,122 205 Q 5 Q D 304 8

324 Petroleum and Coal Products 862 370 651 136 193 93 29 11 130 1

324110 Petroleum Refineries 45 78 13 22 57 67 21 D 5 

324121 Asphalt Paving Mixture and Block 568 230 491 91 112 5 D 5 106 1

324122 Asphalt Shingle and Coating Materials 67 29 72 19 12 5 0 0 3 

324191 Petroleum Lubricating Oil and Grease Products 132 20 59 D 8 8 D D 11 

324199 Other Petroleum and Coal Products 49 14 16 D 5 8 D 0 5 

325 Chemicals 4,916 1,879 2,107 630 327 611 354 60 550 9

325110 Petrochemicals 24 23 18 3 10 19 5 D 3 

325120 Industrial Gases 189 123 212 30 8 5 10 8 D 325180 Other Basic Inorganic Chemicals 268 144 89 69 22 83 14 3 15 

325193 Ethyl Alcohol 59 79 69 39 51 69 22 0 9 

325194 Cyclic Crudes, Intermediate and Gum and Wood Chemicals 39 19 3 9 4 14 3 0 D 

325199 Other Basic Organic Chemicals 184 178 162 59 60 97 51 7 56 1

325211 Plastics Materials and Resins 432 219 163 116 66 116 51 6 35 1325212 Synthetic Rubber 56 17 15 8 10 8 5 D 4 

325220 Artificial and Synthetic Fibers and Filaments 56 27 16 15 8 13 10 D 12 325311 Nitrogenous Fertilizers 124 13 11 8 4 8 4 0 0 

325312 Phosphatic Fertilizers 21 5 28 3 D 4 D 0 0 

3254 Pharmaceuticals and Medicines 657 280 391 88 34 83 72 8 146 1

325412 Pharmaceutical Preparation 334 156 228 50 18 39 31 4 84 1

325992 Photographic Film, Paper, Plate, and Chemicals 47 30 31 21 4 5 5 Q Q 

326 Plastics and Rubber Products 5,257 1,715 1,345 840 337 79 457 Q 493 1,2

327 Nonmetallic Mineral Products 7,314 1,441 3,280 615 255 115 89 64 222 9

327120 Clay Building Material and Refractories 237 77 101 40 37 5 D D 9 

327211 Flat Glass 26 11 23 9 5 D D 0 3 

327212 Other Pressed and Blown Glass and Glassware 91 61 13 26 15 D 4 D 12 

327213 Glass Containers 14 13 31 8 4 D 3 D 5 

327215 Glass Products from Purchased Glass 449 99 138 56 25 D 15 3 29 

327310 Cements 116 43 28 25 29 D D 0 D 

327410 Lime 20 13 53 5 7 0 0 D 3 

327420 Gypsum 57 66 25 6 22 D D 0 D 327993 Mineral Wool 100 29 61 25 9 0 Q 0 Q 

Audits Performed on Energy Systems
331 Primary Metals 1,962 661 603 269 190 37 65 28 130 4

331110 Iron and Steel Mills and Ferroalloys 188 109 92 45 38 20 12 4 13 

3312 Steel Products from Purchased Steel 318 90 89 26 Q 3 D 0 17 3313 Alumina and Aluminum 211 103 85 54 29 4 D 0 15 

331314 Secondary Smelting and Alloying of Aluminum 48 20 41 9 9 0 D 0 D 

331315 Aluminum Sheet, Plate and Foils 23 29 13 16 10 D 4 0 4 

331318 Other Aluminum Rolling, Drawing and Extruding 118 49 24 26 6 0 4 0 7 

3314 Nonferrous Metals, except Aluminum 396 133 121 24 34 5 14 7 13 

331410 Nonferrous Metal (except Aluminum) Smelting and Refining 73 20 15 10 9 D 4 3 7 

3315 Foundries 848 225 215 120 77 5 27 18 71 1

331511 Iron Foundries 280 56 37 39 21 0 6 D 17 

331523 Nonferrous Metal Die‐Casting Foundries 128 62 67 33 21 0 D D 16 331524 Aluminum Foundries, except Die‐Casting 174 34 68 14 16 D D D 17 

332 Fabricated Metal Products 27,528 3,325 7,097 1,129 Q Q D 23 1,049 2,2

333 Machinery 10,164 2,076 2,680 563 414 Q Q Q 659 1,5

334 Computer and Electronic Products 4,413 1,099 1,134 497 295 33 60 16 625 8

334413 Semiconductors and Related Devices 160 123 61 43 18 13 21 4 62 

335 Electrical Equip., Appliances, and Components 2,257 606 433 186 79 56 35 D 111 3

336 Transportation Equipment 3,746 1,402 1,954 659 220 165 142 76 449 1,1

336111 Automobiles 29 33 9 26 18 9 9 9 26 

336112 Light Trucks and Utility Vehicles 27 28 14 16 8 5 8 5 17 

3364 Aerospace Product and Parts 693 240 266 144 43 36 61 55 136 1

336411 Aircraft 186 44 117 31 7 9 10 3 17 

337 Furniture and Related Products 6,166 534 1,647 163 Q 12 D Q Q 3

339 Miscellaneous 10,259 815 2,605 119 72 47 Q D 376 5

Total 119,913 22,876 38,337 8,343 4,085 2,705 2,982 636 6,878 15,6

(a) The Bureau of the Census classifies establishments using the 2017 North American Industry Classification System (NAICS).

(b) The Participation column includes those units which reported any of the nine listed audits performed on energy systems at any time in 2018, plus those units where the audits performed on energy systems was not ascertained.

* Estimate less than 0.5.

D=Withheld to avoid disclosing data for individual establishments.

Q=Withheld because Relative Standard Error is greater than 50 percent.

NA=Not available.

    ‐‐ Estimation is not applicable.

Notes: Totals may not equal sum of components because of independent rounding.

Source: U.S. Energy Information Administration, Office of Energy Demand and Integrated Statistics, Form EIA‐846, 2018 Manufacturing Energy Consumption Survey.

The Census Bureau has reviewed this data product for unauthorized disclosure of confidential information and has approved the disclosure avoidance practices applied (Approval ID: CBDRB‐FY20‐260).
Released: August 2021

Next MECS will be fielded in 2023.

RSE Table 8.11 Relative Standard Errors for Table 8.11;

Unit: Percents.

NAICS Code(a) Subsector and Industry No Participation Participation(b) Don't Know

Compressed

Air

Process

Heating Steam

Process Cooling and

Refrigeration Computing Facility HVAC

F

Lig

Total United States

311 Food 2.7 4.6 5.7 5.3 6.6 5.3 8.9 8.3 10.9 

3112 Grain and Oilseed Milling 4.7 4.2 14.4 4.9 3.8 4.4 4.0 0.7 5.2 

311221 Wet Corn Milling 0.0 D D 0.0 0.0 0.0 0.0 D 0.0 

31131 Sugar Manufacturing 0.0 0.0 0.0 0.0 0.0 0.0 D D 0.0 

3114 Fruit and Vegetable Preserving and Specialty Food 11.3 17.1 19.4 16.7 21.1 15.8 33.3 D 39.5 

3115 Dairy Product 7.7 15.4 14.8 19.1 40.5 23.6 22.7 17.5 33.3 

3116 Animal Slaughtering and Processing 7.2 16.4 13.8 18.5 42.8 24.9 12.8 31.3 14.3 

312 Beverage and Tobacco Products 2.5 7.6 8.6 8.7 14.3 8.1 13.2 D 9.5 

3121 Beverages 5.2 16.4 14.8 20.8 31.9 27.9 23.7 D 26.8 

3122 Tobacco 0.0 0.0 0.0 0.0 0.0 0.0 0.0 D 0.0 

313 Textile Mills 7.1 18.5 21.3 23.2 32.0 28.3 33.4 X 27.7 

314 Textile Product Mills 15.0 63.7 31.3 42.3 68.4 53.0 X X 95.9 

315 Apparel 17.2 42.6 46.0 51.1 54.4 63.2 X X 87.6 316 Leather and Allied Products 15.3 41.9 28.2 66.8 72.4 19.1 X 15.0 66.0 

321 Wood Products 5.3 14.1 8.3 13.3 14.5 9.3 40.6 10.6 17.5 

321113 Sawmills 5.5 12.5 14.2 20.8 9.9 17.1 0.0 15.5 32.4 

3212 Veneer, Plywood, and Engineered Woods 10.2 19.5 16.1 17.6 17.4 11.6 13.4 9.5 21.3 

321219 Reconstituted Wood Products 23.6 23.4 21.2 20.1 23.2 18.0 D X 23.5 

3219 Other Wood Products 7.4 27.6 14.4 39.1 D D 84.7 0.0 D 

322 Paper 3.4 1.9 6.5 2.7 2.8 0.4 3.7 28.9 4.0 

322110 Pulp Mills 0.0 0.0 X 0.0 0.0 0.0 0.0 X 0.0 

322121 Paper Mills, except Newsprint 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 

322122 Newsprint Mills D 0.0 D D 0.0 0.0 0.0 X D 

322130 Paperboard Mills 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 

323 Printing and Related Support 4.4 23.3 17.0 45.1 91.2 0.0 77.1 D 46.1 324 Petroleum and Coal Products 4.1 3.0 8.3 6.3 3.4 1.4 2.4 3.7 9.5 

324110 Petroleum Refineries 0.0 0.0 0.0 0.0 0.0 0.0 0.0 D 0.0 

324121 Asphalt Paving Mixture and Block 6.3 12.3 7.8 27.4 23.2 0.0 D 0.0 24.6 324122 Asphalt Shingle and Coating Materials 12.8 12.9 16.9 12.5 14.4 21.8 X X 12.1 

324191 Petroleum Lubricating Oil and Grease Products 13.0 18.3 30.1 D 12.7 18.2 D D 24.2 

324199 Other Petroleum and Coal Products 0.0 0.0 0.0 D 0.0 0.0 D X 0.0 

325 Chemicals 2.7 4.4 5.3 7.7 5.6 4.3 5.9 35.5 11.7 

325110 Petrochemicals 0.0 0.0 0.0 0.0 0.0 0.0 0.0 D 0.0 

325120 Industrial Gases 21.1 23.9 14.6 21.5 32.3 12.1 12.1 12.1 D 

325180 Other Basic Inorganic Chemicals 12.3 20.0 25.1 32.0 19.6 25.8 21.3 9.4 22.1 

325193 Ethyl Alcohol 8.9 8.7 6.9 20.7 15.0 10.3 8.9 X 17.9 

325194 Cyclic Crudes, Intermediate and Gum and Wood Chemicals 0.0 0.0 0.0 0.0 0.0 0.0 0.0 X D 

325199 Other Basic Organic Chemicals 12.5 15.0 19.8 29.6 29.3 18.8 33.9 45.4 33.0 

325211 Plastics Materials and Resins 10.0 15.7 21.6 27.6 31.4 27.2 20.2 7.8 19.4 

325212 Synthetic Rubber 0.0 0.0 0.0 0.0 0.0 0.0 0.0 D 0.0 

325220 Artificial and Synthetic Fibers and Filaments 0.0 0.0 0.0 0.0 0.0 0.0 0.0 D 0.0 

325311 Nitrogenous Fertilizers 8.5 44.8 45.9 46.5 43.3 43.3 43.3 X X 

325312 Phosphatic Fertilizers 0.0 0.0 0.0 0.0 D 0.0 D X X 

3254 Pharmaceuticals and Medicines 10.4 15.9 16.8 11.9 11.1 10.9 19.9 8.0 20.5 

325412 Pharmaceutical Preparation 14.8 24.2 19.8 16.2 11.7 11.9 13.7 10.8 32.7 325992 Photographic Film, Paper, Plate, and Chemicals 20.7 30.8 42.6 42.9 18.8 18.8 18.8 71.5 50.1 

326 Plastics and Rubber Products 6.3 15.4 19.4 21.7 33.7 36.4 30.4 73.1 28.0 

327 Nonmetallic Mineral Products 4.4 7.1 4.5 7.2 6.3 8.9 8.8 8.5 9.7 

327120 Clay Building Material and Refractories 8.4 12.3 16.3 8.8 10.0 8.6 D D 16.2 

327211 Flat Glass 0.0 0.0 0.0 0.0 0.0 D D X 0.0 

327212 Other Pressed and Blown Glass and Glassware 19.6 27.6 40.3 32.9 36.9 D 18.8 D 41.8 

327213 Glass Containers 0.0 0.0 0.0 0.0 0.0 D 0.0 D 0.0 327215 Glass Products from Purchased Glass 7.4 17.9 18.3 12.9 11.4 D 21.9 17.6 15.0 327310 Cements 10.5 15.1 28.2 15.1 15.1 D D X D 

327410 Lime 0.0 0.0 0.0 0.0 0.0 X X D 0.0 

327420 Gypsum 28.2 20.0 16.6 15.0 15.0 D D X D 

327993 Mineral Wool 19.9 30.8 31.5 34.8 36.2 X 52.4 X 62.6 

331 Primary Metals 2.5 4.5 6.8 5.0 5.5 3.8 9.5 27.0 6.9 

331110 Iron and Steel Mills and Ferroalloys 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 

3312 Steel Products from Purchased Steel 9.1 29.5 18.1 26.4 53.9 10.0 D X 36.0 

3313 Alumina and Aluminum 3.8 5.4 9.7 7.9 4.8 0.0 D X 2.8 

331314 Secondary Smelting and Alloying of Aluminum 14.2 18.1 23.1 21.4 22.1 X D X D 

Audits Performed on Energy Systems
331315 Aluminum Sheet, Plate and Foils 0.0 0.0 0.0 0.0 0.0 D 0.0 X 0.0 

331318 Other Aluminum Rolling, Drawing and Extruding 7.9 16.5 14.1 29.3 13.2 X 18.1 X 8.9 

3314 Nonferrous Metals, except Aluminum 7.0 16.2 19.8 14.4 18.2 11.2 19.3 16.7 15.6 

331410 Nonferrous Metal (except Aluminum) Smelting and Refining 8.4 18.0 18.0 18.0 18.0 D 18.0 18.0 18.0 

3315 Foundries 4.6 8.7 15.9 9.3 14.5 44.8 30.8 46.8 13.9 

331511 Iron Foundries 7.1 22.6 29.7 20.0 38.6 X 35.8 D 21.6 

331523 Nonferrous Metal Die‐Casting Foundries 10.0 12.6 19.2 16.9 10.3 X D D 14.7 

331524 Aluminum Foundries, except Die‐Casting 13.6 23.1 38.6 18.6 42.0 D D D 41.3 

332 Fabricated Metal Products 3.7 19.1 12.6 32.6 58.2 51.6 D 0.0 34.7 333 Machinery 4.5 15.9 14.2 30.4 37.1 75.9 71.5 77.0 29.2 

334 Computer and Electronic Products 9.4 17.1 26.4 23.3 26.5 13.9 22.6 20.7 21.2 

334413 Semiconductors and Related Devices 20.8 22.5 47.2 30.5 29.1 14.4 24.4 23.1 28.1 

335 Electrical Equip., Appliances, and Components 9.5 27.1 37.5 28.2 36.9 39.6 45.7 D 40.8 

336 Transportation Equipment 5.1 4.3 12.1 4.6 4.8 5.6 6.0 9.8 4.5 

336111 Automobiles 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 

336112 Light Trucks and Utility Vehicles 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 

3364 Aerospace Product and Parts 10.2 13.8 24.8 15.3 27.3 14.2 22.3 37.7 17.6 

336411 Aircraft 18.8 24.8 34.8 20.2 29.9 26.5 26.1 19.1 22.0 

337 Furniture and Related Products 5.2 30.9 17.7 48.2 78.6 37.5 D 63.8 54.9 

339 Miscellaneous 4.5 27.6 16.3 33.7 43.8 48.0 52.9 D 36.8 

Total 1.1 1.9 2.3 2.4 2.1 1.6 2.6 10.4 3.6 

(a) The Bureau of the Census classifies establishments using the 2017 North American Industry Classification System (NAICS).

(b) The Participation column includes those units which reported any of the nine listed audits performed on energy systems at any time in 2018, plus those units where the audits performed on energy systems was not ascertained.

* Estimate less than 0.5.

D=Withheld to avoid disclosing data for individual establishments.

Q=Withheld because Relative Standard Error is greater than 50 percent.

X=Not defined because RSE corresponds to a data table value of zero.

NA=Not available.

    ‐‐ Estimation is not applicable.

Notes: Totals may not equal sum of components because of independent rounding.

Source: U.S. Energy Information Administration, Office of Energy Demand and Integrated Statistics, Form EIA‐846, 2018 Manufacturing Energy Consumption Survey.

The Census Bureau has reviewed this data product for unauthorized disclosure of confidential information and has approved the disclosure avoidance practices applied (Approval ID: CBDRB‐FY20‐260).