| Publication Date |
1993 |
| Personal Author |
Randolph, K.; Foster, K. |
| Page Count |
48 |
| Abstract |
The Federal opacity standards for various industries are found in 4OCPR Part 60 (Standards of Performance for New and Modified Stationary Sources) and 40 CFR Part 61 and 62 (Emission Standards for Hazardous Air Pollutants). These standards require the use of Reference Method 9 or Reference Method 22, contained in Appendix A of Part 60, for the determination of the level or frequency of visible emissions by trained observers. In addition to the plume observation procedures, Method 9 also contains data reduction and reporting procedures as well as procedures and specifications for training and certifying qualified visible emission (VIZ) observers. State Implementation Plans (SIPS) also typically include several types of opacity regulations, which in some cases may differ from the federal opacity standards in terms of the opacity limits, the measurement method or test procedure, or the data evaluation technique. |
| Keywords |
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| Source Agency |
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| Corporate Authors |
Eastern Technical Associates, Raleigh, NC.; Environmental Protection Agency, Washington, DC. Stationary Source; Entrophy Environmentalist, Inc., Research Triangle, NC. |
| Supplemental Notes |
Prepared in cooperation with Entrophy Environmentalist, Inc., Research Triangle, NC. Sponsored by Environmental Protection Agency, Washington, DC. Stationary Source Compliance Div. |
| Document Type |
Technical Report |
| NTIS Issue Number |
201309 |