020-20 Wyo. Code R. § 20-40

Current through April 27, 2019

Section 20-40 - Odor Controls

(a) Best available technology (BAT) shall be used to control odors in all phases of animal waste management.

(b) The one (1) mile separation of confined swine feeding operations from occupied dwellings, schools, and incorporated municipalities required by W.S. 305-11-302(a)(IX) is an odor control provision.

(c) Odor emissions shall not cause a violation of Wyoming Air Quality Standards related to odors.

(d) The animal waste management plan shall include a proposal for controlling odors from animal housing areas, lagoons, storage facilities, and land application sites. The plan shall include a checklist of potential odor sources and identify specific management practices to reduce odors from each source. Potential management practices include, but are not limited to, the following:

(i) Mechanical incorporation of liquid animal waste, manure slurries, solid manure, and sludge.

(ii) Avoidance of land application when wet humid conditions exist.

(iii) Limiting of land application of manure slurries and sludges to the time from one (1) hour after sunrise to one (1) hour before sunset.

(iv) Conducting activities that increase odor emissions during periods of favorable wind conditions.

(v) Controlling volatile solids loading rates for lagoons.

(vi) Aeration of lagoons.

(vii) Collection and treatment of emissions.

(viii) A list of specific actions to be taken by the permittee if odors are identified as a problem.

020-20 Wyo. Code R. § 20-40

Amended, Eff. 6/29/2018.