EPA Air · stack tests by state, industry and year

Warehousing and storage (NAICS 4931): stack tests in Texas, 2020

• 9Stack 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 2020 at a Texas source whose primary industry code is NAICS 4931. A facility filing more than one industry code is counted under the first one on its record.

Warehousing and storage (NAICS 4931) in Texas, other years

• 2025 6
• 2019 6
• 2018 3
• 2017 10

Other industries in Texas, 2020

• Oil and gas extraction (NAICS 2111) 148
• Utilities (NAICS 2211) 125
• Chemical manufacturing (NAICS 3251) 122
• Petroleum and coal products manufacturing (NAICS 3241) 98
• Utilities (NAICS 2212) 17
• Pipeline transportation (NAICS 4862) 14
• Paper manufacturing (NAICS 3221) 13
• Nonmetallic mineral product manufacturing (NAICS 3273) 13
• Merchant wholesalers, nondurable goods (NAICS 4247) 11
• NAICS 9999 11
• Waste management and remediation (NAICS 5622) 7
• Pipeline transportation (NAICS 4869) 5
• Chemical manufacturing (NAICS 3252) 4
• Waste management and remediation (NAICS 5621) 3
• Mining and quarrying (NAICS 2123) 3
• Primary metal manufacturing (NAICS 3315) 3

Air-emissions stack tests recorded in Texas, 2020

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.