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…