Organic Materials | Volume | Specific Requirements for Activity or Operation | |
(1) | All organic feedstocks | No more than 5,000 gallons or 25 cubic yards of material on-site at any one time. | No notification, reporting or testing requirements. |
(2) | All organic feedstocks | Greater than 25 but no more than 250 cubic yards of material generated on- or off-site, or up to 1,000 cubic yards of material generated on-site at any one time. | Exemption applies to vermicomposting only. Vermicomposting facilities managing more than 25 cubic yards of any organic material must meet the following conditions: (a) Thirty days prior to operation, facilities must submit a notification of intent to operate as a conditionally exempt facility to the jurisdictional health department and the department. Notice of intent must be submitted on a form provided by the department. |
(b) Facilities that distribute material off-site must submit annual reports to the department and the jurisdictional health department by April 1st of each calendar year. Annual reports must be submitted on forms provided by the department. | |||
(3) | Preconsumer vegetative food waste Yard debris Crop residues Manure and bedding Bulking agents | Greater than 25 but no more than 1,000 cubic yards of material on-site at any one time. | Exemption applies to vermicomposting only. Vermicomposting facilities managing more than 25 cubic yards of only the listed feedstocks must meet the following conditions: (a) Thirty days prior to operation, facilities must submit a notification of intent to operate as a conditionally exempt facility to the jurisdictional health department and the department. Notice of intent must be submitted on a form provided by the department. |
(b) Facilities that distribute material off-site must submit annual reports to the department and the jurisdictional health department by April 1st of each calendar year. Annual reports must be submitted on forms provided by the department. | |||
(4) | All organic feedstocks | Greater than 5,000 but no more than 50,000 gallons of liquid or semi-solid material on-site at any one time; or Greater than 25 but no more than 250 cubic yards of nonliquid material on-site at any one time. | Other conversion technologies managing more than 5,000 gallons liquid or semi-solid or 25 cubic yards of nonliquid material must meet the following conditions: (a) Thirty days prior to operation, facilities must submit a notification of intent to operate as a conditionally exempt facility to the jurisdictional health department and the department. Notification must be submitted on a form provided by the department. |
(b) Facilities that distribute material off-site must meet the following conditions: | |||
(i) Sample and test material every 1 million gallons or 5,000 cubic yards or once per year, whichever is more frequent, to demonstrate it meets compost quality standards of WAC 173-350-220(4) (Table 220-B) before it is distributed for off-site use; or | |||
(ii) Ensure material meets the conditions for a commercial fertilizer as applicable in chapter 15.54 RCW, Fertilizers, minerals, and limes; or | |||
(iii) Send material to a compliant permitted or conditionally exempt compost facility for further treatment to meet compost quality standards; or | |||
(iv) Land apply material in accordance with WAC 173-350-230, Land application; or | |||
(v) Use material in accordance with WAC 173-350-200, Beneficial use permit exemption; or | |||
(vi) Process or manage material in an alternate manner approved by the department or the jurisdictional health department. | |||
(c) Submit annual reports to the department and the jurisdictional health department by April 1st of each calendar year. Annual reports must be submitted on forms provided by the department. |