EPA Air · stack tests by state, industry and year

Electrical equipment and appliance manufacturing (NAICS 3359): stack tests in Indiana, 2025

• 31Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2025 at a Indiana source whose primary industry code is NAICS 3359. A facility filing more than one industry code is counted under the first one on its record.

Electrical equipment and appliance manufacturing (NAICS 3359) in Indiana, other years

• 2026 6
• 2024 7
• 2023 6
• 2022 10
• 2021 10
• 2020 9
• 2019 8
• 2018 16
• 2017 9

Other industries in Indiana, 2025

• Primary metal manufacturing (NAICS 3315) 250
• Chemical manufacturing (NAICS 3251) 181
• Petroleum and coal products manufacturing (NAICS 3241) 170
• Utilities (NAICS 2211) 128
• Primary metal manufacturing (NAICS 3313) 107
• Primary metal manufacturing (NAICS 3311) 90
• Mining and quarrying (NAICS 2123) 85
• Food manufacturing (NAICS 3112) 68
• Waste management and remediation (NAICS 5622) 56
• Nonmetallic mineral product manufacturing (NAICS 3279) 45
• Utilities (NAICS 2213) 41
• Primary metal manufacturing (NAICS 3314) 39
• Pipeline transportation (NAICS 4862) 37
• Transportation equipment manufacturing (NAICS 3361) 33
• Food manufacturing (NAICS 3111) 28
• Transportation equipment manufacturing (NAICS 3363) 24
• Nonmetallic mineral product manufacturing (NAICS 3274) 17
• Chemical manufacturing (NAICS 3253) 17
• Warehousing and storage (NAICS 4931) 17
• Fabricated metal product manufacturing (NAICS 3323) 14
• Merchant wholesalers, durable goods (NAICS 4239) 14
• Merchant wholesalers, nondurable goods (NAICS 4247) 13
• Primary metal manufacturing (NAICS 3312) 13
• Chemical manufacturing (NAICS 3252) 13
• Educational services (NAICS 6113) 11
• Nonmetallic mineral product manufacturing (NAICS 3273) 11
• Chemical manufacturing (NAICS 3254) 8
• Fabricated metal product manufacturing (NAICS 3328) 6
• Nonmetallic mineral product manufacturing (NAICS 3271) 5
• Fabricated metal product manufacturing (NAICS 3326) 5
• National security and international affairs (NAICS 9281) 5
• Transportation equipment manufacturing (NAICS 3362) 5
• Miscellaneous manufacturing (NAICS 3391) 4
• Nonmetallic mineral product manufacturing (NAICS 3272) 4
• Printing and related support (NAICS 3231) 3
• Fabricated metal product manufacturing (NAICS 3321) 3
• Chemical manufacturing (NAICS 3256) 3
• Plastics and rubber products manufacturing (NAICS 3262) 3

Air-emissions stack tests recorded in Indiana, 2025

Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.