EPA Air · by county
Air-emissions sources in Humboldt County, Nevada
- 12Facilities
Every stationary source in Humboldt County, Nevada that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Humboldt County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Humboldt County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 3
- 2025 — inspections 3
- 2024 — inspections 5
- 2023 — inspections 9
- 2021 — inspections 11
- 2020 — inspections 3
- 2019 — inspections 7
- 2018 — inspections 4
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| CARRY-ON TRAILER CORPORATION | Minor source | No |
| CROFOOT/LEWIS PROJECT | Major source | Yes |
| IDAHOAN FOODS, LLC (WINNEMUCCA FARMS) | Minor source | No |
| MARIGOLD MINE | Major source | No |
| NEWMONT MINING CORP - TWIN CREEKS GEN | Synthetic minor source | No |
| NORTH VALMY GENERATING STATION | Major source | No |
| PAIUTE PIPELINE- LNG PLANT | Synthetic minor source | No |
| PARADISE COMPRESSOR STATION #3 | Synthetic minor source | No |
| SIERRA PACIFIC POWER-WINNEMUCCA | Synthetic minor source | No |
| TWIN CREEKS MINE | Major source | Yes |
| WINNEMUCCA COMPRESSOR STATION #4 | Synthetic minor source | No |
| WINNEMUCCA PLANT | Major source | Yes |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.