Reference Source

co-nonattainment-serious

What is the which major-source test for co-nonattainment-serious?

For co-nonattainment-serious, which major-source test is Part D Title I nonattainment major stationary source; pollutant or pollutant class is carbon monoxide; area classification (if applicable) is Serious; threshold (tons per year) is 50; definition heading is Major source means any stationary source, recorded from its source on 2026-08-19; source re-checked 2026-09-09.

For carbon monoxide nonattainment areas: (A) That are classified or treated as classified as “Serious,” and (B) in which stationary sources contribute significantly to carbon monoxide levels as determined under rules issued by the Administrator, sources with the potential to emit 50 tpy or more of carbon monoxide; and

ecfr.gov, retrieved 2026-08-19

Row ID
co-nonattainment-serious our reading
Which major-source test
Part D Title I nonattainment major stationary source our reading
Pollutant or pollutant class
carbon monoxide verified
Area classification (if applicable)
Serious verified
Threshold (tons per year)
50 verified
Definition heading
Major source means any stationary source verified
Sourceecfr.gov
Verified
Review by
DatasetClean Air Act "major source" emission thresholds by pollutant and area classification

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.