CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES > SUBPART BBBB—Emission Guidelines and Compliance Times for Small Municipal Waste Combustion Units Constructed on or Before August 30, 1999 (§60.1500 to §60.1940) > 60.1925—How must I monitor opacity for air curtain incinerators that burn 100 percent yard waste?

60.1925—How must I monitor opacity for air curtain incinerators that burn 100 percent yard waste?

(a) Use EPA Reference Method 9 in appendix A of this part to determine compliance with the opacity limit.
(b) Conduct an initial test for opacity as specified in § 60.8.
(c) After the initial test for opacity, conduct annual tests no more than 13 calendar months following the date of your previous test.