County industry · Maryland
St. Mary's County, Maryland — NAICS 621111
- 34Establishments in this industry
- 125Hazardous-waste handlers
- 43Clean Air Act facilities
- 979Motor carriers
The U.S. Census Bureau counts 34 establishments in this industry in St. Mary's County, employing 405 people in mid-March, on an annual payroll of $37,098 thousand. NAICS 621111 is the six-digit industry code the Census files this cell under. Beside it, 1,147 federal facility and compliance records are on file in St. Mary's County across 3 programs — collected by other agencies under other statutes and shown together because they describe the same place. By federal records on file, St. Mary's County is the 13th of 24 Maryland counties carrying records in more than one program.
Establishments in this industry in St. Mary's County 34
405 employees in mid-March · a first-quarter payroll of $8,940 thousand · an annual payroll of $37,098 thousand · establishments by size: 16 with fewer than 5 employees, 10 with 5 to 9 employees, 3 with 10 to 19 employees, 3 with 20 to 49 employees.
Hazardous-waste handlers in St. Mary's County 125
8 large quantity generators · 30 small quantity generators · 9 with at least one violation on record.
Clean Air Act facilities in St. Mary's County 43
2 classified as major sources.
Motor carriers in St. Mary's County 979
Other industries recorded in St. Mary's County
- NAICS 722513 88
- NAICS 541330 81
- NAICS 541512 69
- NAICS 722511 64
- NAICS 236118 56
- NAICS 813110 50
- NAICS 238220 49
- NAICS 485410 46
Programs side by side
Every federal record in St. Mary's County → All Maryland counties →
Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.
County business counts from the U.S. Census Bureau’s County Business Patterns, 2022 county file. The Census publishes a cell only where three or more establishments are counted, which is its own suppression floor and this property’s page floor alike.