As a prouder, you are responsible for ensuring that animal
mortalities are not disposed of in a liquid manure, storm water, or process
wastewater storage or treatment system that is not specifically designed to
treat animal mortalities. Mortalities can be managed by
performing one of the following:
- Utilization of a rendering company to remove mortalities.
- If the producer intends to bury the mortalities they may do so in accordance with WAC 246-203-121 which requires:
- disposal within 72 hrs,
- burials be surrounded by 3 ft of earth on all sides,
- burials be at least 100 ft from surface water or wells.
- In accordance with WAC 16-25, for animals dying of disease or unknown causes, the distance from wells or surface water is increased to 300 ft when disposing of mortalities via burying.
- Livestock that have died from a reportabledisease must be disposed of in consultation with the state veterinarian.
- If mortalities will be composted, the facility shall comply with Ecology Publication No: 05-07-034 “On-Farm Composting of Livestock Mortalities”. Guidelines for mortality composting are outlined in this plan.