Hazardous waste · inspections by year
Chemical manufacturing inspected in Yellowstone County, Montana in 2026
- 3Handlers inspected
- 4Inspections on record
- 3Handlers inspected in 2025
- 3rdAmong Montana counties that year
Yellowstone County, Montana has 3 hazardous waste handlers with at least one inspection on record during 2026, across 4 separate inspections. That compares with 3 in 2025, the same number. It is the 3rd largest of the 8 Montana counties with three or more handlers inspected that year. Each row below carries the date the inspection was recorded, the agency that recorded it and the kind of inspection it was.
Other years
Comparable counties in Montana, 2026
- Cascade County 3
- Lewis And Clark County 3
- Yellowstone County 3
- Yellowstone County 3
- Yellowstone County 3
- Missoula County 4
- Yellowstone County 6
Inspections recorded in 2026
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2026-07-27 | SCENTRY BIOLOGICALS INC | Billings | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-09 | JUPITER SULPHUR LLC - BILLINGS | Billings | NON-FINANCIAL RECORD REVIEW | S |
| 2026-04-10 | MONTANA SULPHUR & CHEMICAL COMPANY | Billings | NON-FINANCIAL RECORD REVIEW | S |
| 2026-01-28 | JUPITER SULPHUR LLC - BILLINGS | Billings | NON-FINANCIAL RECORD REVIEW | S |
Figures from EPA’s RCRAInfo download.