2018 was a busy PSM year for OSHA, with 100 PSM Inspections, resulting in 414 citations worth $2,190,768. The top 5 industries accounted for 37 of these inspections, 162 citations, and $1,194,832 in penalties.
| Citations | Inspections | Penalty | Industry Classification |
| 47 | 9 | $384,428 | 31161 / Animal Slaughtering and Processing |
| 33 | 6 | $209,173 | 32518 / Other Basic Inorganic Chemical Manufacturing |
| 31 | 7 | $107,006 | 32519 / Other Basic Organic Chemical Manufacturing |
| 27 | 8 | $326,678 | 32411 / Petroleum Refineries |
| 24 | 7 | $167,547 | 49312 / Refrigerated Warehousing and Storage |
Here is a breakdown by industry classification…
NAICS Industry – 5 digit
| Citations | Inspections | Penalty | Industry Classification |
| 414 | 100 | $2,190,768 | Total for All Industries |
| 47 | 9 | $384,428 | 31161 / Animal Slaughtering and Processing |
| 33 | 6 | $209,173 | 32518 / Other Basic Inorganic Chemical Manufacturing |
| 31 | 7 | $107,006 | 32519 / Other Basic Organic Chemical Manufacturing |
| 27 | 8 | $326,678 | 32411 / Petroleum Refineries |
| 24 | 7 | $167,547 | 49312 / Refrigerated Warehousing and Storage |
| 22 | 3 | $69,648 | 32551 / Paint and Coating Manufacturing |
| 22 | 2 | $25,124 | 31181 / Bread and Bakery Product Manufacturing |
| 21 | 4 | $93,341 | 31141 / Frozen Food Manufacturing |
| 13 | 5 | $92,867 | 32521 / Resin and Synthetic Rubber Manufacturing |
| 13 | 3 | $37,006 | 31151 / Dairy Product (except Frozen) Manufacturing |
| 13 | 2 | $23,792 | 33299 / All Other Fabricated Metal Product Manufacturing |
| 13 | 1 | $110,053 | 49311 / General Warehousing and Storage |
| 12 | 3 | $62,234 | 42469 / Other Chemical and Allied Products Merchant Wholesalers |
| 11 | 1 | $36,217 | 31211 / Soft Drink and Ice Manufacturing |
| 10 | 2 | $24,271 | 32541 / Pharmaceutical and Medicine Manufacturing |
| 9 | 3 | $37,165 | 32615 / Urethane and Other Foam Product (except Polystyrene) Manufacturing |
| 8 | 4 | $45,615 | 21111 / Oil and Gas Extraction |
| 8 | 2 | $36,934 | 32511 / Petrochemical Manufacturing |
| 8 | 1 | $33,179 | 33639 / Other Motor Vehicle Parts Manufacturing |
| 8 | 1 | $13,304 | 42443 / Dairy Product (except Dried or Canned) Merchant Wholesalers |
| 7 | 3 | $28,605 | 32599 / All Other Chemical Product and Preparation Manufacturing |
| 7 | 2 | $40,128 | 31199 / All Other Food Manufacturing |
| 7 | 1 | $19,956 | 32614 / Polystyrene Foam Product Manufacturing |
| 6 | 3 | $22,633 | 22131 / Water Supply and Irrigation Systems |
| 5 | 2 | $17,113 | 32512 / Industrial Gas Manufacturing |
| 4 | 1 | $15,290 | 31191 / Snack Food Manufacturing |
| 4 | 1 | $13,395 | 42491 / Farm Supplies Merchant Wholesalers |
| 3 | 2 | $22,819 | 22111 / Electric Power Generation |
| 3 | 2 | $7,760 | 23822 / Plumbing, Heating, and Air-Conditioning Contractors |
| 3 | 1 | $13,680 | 31152 / Ice Cream and Frozen Dessert Manufacturing |
| 3 | 1 | $5,100 | 33399 / All Other General Purpose Machinery Manufacturing |
| 2 | 1 | $14,782 | 32562 / Toilet Preparation Manufacturing |
| 2 | 1 | $2,772 | 32531 / Fertilizer Manufacturing |
| 1 | 1 | $18,478 | 31212 / Breweries |
| 1 | 1 | $9,054 | 56221 / Waste Treatment and Disposal |
| 1 | 1 | $3,622 | 81131 / Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance |
| 1 | 1 | $0 | 32592 / Explosives Manufacturing |
| 1 | 1 | $0 | 23831 / Drywall and Insulation Contractors |