EPA Air · by county
Air-emissions sources in Undetermined County, California
- 32Facilities
Every stationary source in Undetermined County, California 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 Undetermined 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 Undetermined 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 7
- 2025 inspections 17
- 2024 inspections 23
- 2023 inspections 21
- 2022 inspections 11
- 2021 inspections 18
- 2020 inspections 14
- 2019 inspections 23
- 2018 inspections 13
- 2017 inspections 11
Violations in Undetermined County, by year
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity.
- 2025 violations 11
- 2024 violations 3
- 2023 violations 5
- 2020 violations 8
- 2019 violations 6
- 2018 violations 3
Stack tests in Undetermined County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2025 stack tests 6
- 2024 stack tests 10
- 2023 stack tests 20
- 2022 stack tests 9
- 2021 stack tests 91
- 2019 stack tests 18
- 2017 stack tests 26
Inspections in Undetermined County, year by year · Violations in Undetermined County, year by year · Stack tests in Undetermined County, year by year
Other counties in California
Every county in the state with at least three sources on file.
- San Diego County 126
- San Francisco County 36
- San Joaquin County 74
- San Luis Obispo County 16
- San Mateo County 34
- Santa Barbara County 136
- Santa Clara County 51
- Santa Cruz County 5
- Shasta County 22
- Solano County 31
- Sonoma County 23
- Stanislaus County 40
- Sutter County 8
- Tehama County 11
- Tulare County 19
- Tuolumne County 4
- Ventura County 41
- Yolo County 16
- Yuba County 8
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AL AUTO IMPORTS | Minor source | No |
| AMERICAN EAGLE WHEEL CORPORATION | Minor source | No |
| APPLIANCE DISTRIBUTORS | Minor source | No |
| BAKER PETROLITE CORPORATION | Minor source | No |
| CHEVRON-WESTERN MIDWAY SUNSET OILFIELD | Major source | No |
| DEZ CONSTRUCTION (CITY OF EL CENTRO) | Minor source | No |
| DINNER'S RESTAURANT | Minor source | No |
| E&B NRM CORP (SLO - NEW CUYAMA) | Synthetic minor source | No |
| EDELBROCK FOUNDRY CORPORATION | Minor source | No |
| HECK CELLARS | Major source | Yes |
| HIGH TORQUE MARINE | Minor source | No |
| MEADWESTVACO | Minor source | No |
| MONITOR PLATING & POLISHING | Minor source | No |
| NASA JPL-GOLDSTONE-MARS SITE | Synthetic minor source | No |
| NAWS - CHINA LAKE | Major source | No |
| NAWS,CHINA LAKE - INYO | Major source | No |
| OPTICAL COMPONENTS | Minor source | No |
| PANDA EXPRESS | Minor source | No |
| PG&E GERBER COMPRESSOR STATION | Minor source | No |
| PHILLIPS 66 PIPELINE LLC | Major source | Yes |
| PT.PEDERNALES/LOMPOC OIL/JESUS MARIA | Major source | No |
| SAN FRANCISCO INTERNATIONAL AIRPORT | Major source | Yes |
| SUTTER HOME | Minor source | No |
| SYSCO FOOD SERVICE | Minor source | No |
| SYSTEMS ABATEMENT (MARYMEAD PARK SITE) | Minor source | No |
| TRAVIS AFB | Synthetic minor source | No |
| UNITED AIRLINES, SF MAINTENANCE CENTER | Major source | Yes |
| US BEALE - GENERAL SOURCE | Minor source | No |
| USAF - BEALE PAVE PAWS | Minor source | No |
| USAF - EDWARDS AFB_(AF RESEARCH LAB) | Major source | No |
| V SATTAI WINERY | Minor source | Yes |
| WT CONTINUATION SCHOOL | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Undetermined county, CA. It lists 32 facilities and 9 major sources.