Washington Administrative Code

(1) Applicability.(a) These standards apply to persons who utilize special incinerator ash including:(i) Generators of special incinerator ash;(ii) Owners and operators of disposal facilities; and(iii) Persons who neither generate nor dispose of special incinerator ash but are in…

(1) Applicability. This section applies to other methods of ash disposal not specifically identified elsewhere in this chapter, nor excluded from this chapter.(2) Requirements. Owners and operators of other methods of ash disposal shall:(a) Comply with the requirements in WAC 173…

(1) Applicability. These requirements apply to owners and operators of incinerators, energy recovery facilities, disposal facilities, and management facilities who are required to perform ash sampling, analyses and testing, groundwater and air quality monitoring under this chapte…

(1) Any person applying for an ash disposal permit or who owns or operates an ash generation or disposal facility may apply to the department for a variance from any section of this chapter. The application must be accompanied by information such as the department may require.(2)…

Maximum contaminant levels for groundwater are those specified in chapter 248-54 WAC, as the primary drinking water standards. Analytical methods for these contaminants may be found in the Code of Federal Regulations, 40 C.F.R. Part 141. (These contaminant levels are to be consid…

This chapter implements chapter 70.95C RCW, an act relating to hazardous waste reduction. The act encourages voluntary efforts to redesign industrial, commercial, production, and other processes to result in the reduction or elimination of hazardous waste by-products and to maxim…

(1) The requirements of WAC 173-307-010 through 173-307-140 apply to all hazardous substance users as defined in this chapter and to hazardous waste generators who generate more than two thousand six hundred forty pounds of hazardous waste per year, except for those facilities th…

As used in this chapter, the following terms have the meanings indicated unless the context clearly requires otherwise.(1) "Closed-loop recycling" means that the entire process through completion of any reclamation is closed by being entirely connected with pipes or other compara…

This section establishes the specific elements required to be included in a plan. The purpose of a plan is to require serious consideration of ways in which processes and procedures may be modified to reduce dependence upon hazardous substances and/or the generation of hazardous …

Upon completion of a plan, the owner, chief executive officer, or other person with the authority to commit management to the plan, such as a facility manager, shall sign and submit an executive summary of the plan to the department. This summary must be available from the depart…

Plans must be completed and executive summaries must be submitted in accordance with the following schedule:(1) Hazardous waste generators who generated more than fifty thousand pounds of hazardous waste in calendar year 1991 and hazardous substance users who were required to rep…

Plans developed under chapter 173-307 WAC must be kept at the facility and made available for review to authorized representatives of the department. The plan is not a public record under the public disclosure laws of the state of Washington contained in chapter 42.17 RCW, unless…

(1) A plan must be kept reasonably current and may be amended in response to changes in facility operations, substances used, or wastes generated.(a) Users or generators shall notify the department of an amended plan and submit amendments to their plan or executive summary, which…

Progress reports must be submitted to the department annually on September 1 after the due date of the plan. The purpose of the progress report is to provide information on quantities of hazardous waste and hazardous substances or products containing hazardous substances reduced …

A user or generator required to prepare a plan shall permit the director to review the plan to determine its adequacy.(1) The department may review a plan, executive summary, or an annual progress report to determine whether the document is adequate and shall base its determinati…

(1) If, after having received a list of specified deficiencies from the department, a hazardous substance user or hazardous waste generator required to prepare a plan fails to complete modification of a plan, executive summary, or annual progress report within the time period spe…

A user or generator may appeal a department order or a surcharge under RCW 70.95C.220 to the pollution control hearings board under chapter 43.21B RCW.[Statutory Authority: Chapter 70.95C RCW. WSR 00-15-020 (Order 00-08), § 173-307-110, filed 7/11/00, effective 8/11/00; WSR 91-08…

A person required to prepare a plan because of the quantity of hazardous waste generated may petition the director to be excused from this requirement. The person must demonstrate to the satisfaction of the director that the quantity of hazardous waste generated was due to unique…

(1) The department shall make available for public inspection any executive summary or annual progress report submitted to the department. Any hazardous substance user or hazardous waste generator required to prepare an executive summary or annual progress report, who believes th…

The department shall maintain a record of each plan, executive summary, or annual progress report it reviews, and a list of all plans, executive summaries, or annual progress reports the department has determined to be inadequate, including descriptions of corrective actions take…

(1) Sewage sludge is the solid, semisolid, or liquid residue generated during the treatment of domestic sewage in a treatment works. Biosolids are produced by treating sewage sludge to meet certain quality standards that allow it to be applied to the land for beneficial use. Sept…

(1) Authority. This chapter is adopted under the authority of chapters 70.95J and 70.95 RCW.(2) Purpose. The purpose of this chapter is to protect human health and the environment when biosolids are managed.(a) This chapter encourages the maximum beneficial use of biosolids and i…

(1) These rules apply to all treatment works treating domestic sewage as defined by this chapter. In addition, these rules apply to, but are not limited to, the following:(a) A person who prepares biosolids or sewage sludge.(b) A person who stores biosolids or sewage sludge.(c) A…

In addition to the requirements of this chapter, other laws, regulations, and ordinances may also apply to biosolids or sewage sludge. These include, but are not limited to, the following:(1) Commercial fertilizers are subject to regulation by the Washington state department of a…

All persons and facilities subject to the requirements of this chapter must comply with these rules on the effective date of the applicable regulation, regardless of whether or not a permit has been issued under WAC 173-308-310.[Statutory Authority: RCW 70.95J.020 and 70.95.255. …

Any violation of this chapter or any permit issued under this chapter may be subject to the enforcement provisions of applicable law including, but not limited to, chapters 70.95 and 70.95J RCW.[Statutory Authority: Chapters 70.95J and 70.95 RCW. WSR 07-12-010 (Order 06-06), § 17…

Any person aggrieved by a decision of the department made in accordance with provisions of this chapter may appeal that decision only as provided by applicable law including, but not limited to, chapters 43.21B and 34.05 RCW.[Statutory Authority: Chapters 70.95J and 70.95 RCW. WS…

Upon the request of a local health jurisdiction, the department may delegate authority to implement and assist in the administration of appropriate portions of this chapter.Delegation must be consistent with any applicable state-EPA agreement regarding delegation of federal bioso…

(1) The state of Washington recognizes biosolids as a valuable commodity.(2) Biosolids are not solid waste and are not subject to regulation under solid waste laws.(3) Sewage sludge or septage that fails to meet standards for classification as biosolids is a solid waste, and may …

Unless the department determines that the context of the rule requires otherwise, the following definitions are applicable for the purposes of this chapter."Administrator" means the Administrator of the United States Environmental Protection Agency, or an authorized representativ…

Any person who prepares biosolids or sewage sludge must ensure that the applicable requirements in this chapter and any applicable permit issued under this chapter are met when the biosolids are managed.[Statutory Authority: Chapters 70.95J and 70.95 RCW. WSR 07-12-010 (Order 06-…

This section applies to facilities required to obtain a permit under this chapter who transport their biosolids or sewage sludge or contract for the transportation of their biosolids or sewage sludge.(1) Any person who transports biosolids or sewage sludge must ensure that the tr…

A person may not apply biosolids to the land except in accordance with applicable requirements of this chapter and any applicable permit issued under this chapter.[Statutory Authority: RCW 70.95J.020 and 70.95.255. WSR 98-05-101 (Order 97-30), § 173-308-110, filed 2/18/98, effect…

(1) It is a violation of the provisions of this chapter for any person to falsify a certification or statement that is required by these rules or to make any required certification or statement under false pretense.(2) Any person who applies biosolids to the land must obtain info…

When bulk biosolids or sewage sludge or biosolids in a bag or other container originating from treatment works located on tribal lands, in other states, or in other nations are exported into the state, the requirements of this section must be met.(1) Bulk biosolids or sewage slud…

(1) Sampling. Samples that are collected and analyzed must be representative of the biosolids that are applied to the land.(2) Analytical methods.(a) The most current version of the publications listed in this subsection are incorporated by reference. These publications are avail…

(1) The frequency of monitoring required by this section is based on the dry weight tonnage of bulk biosolids applied to the land per three hundred sixty-five-day period or the dry weight tonnage of biosolids received per three hundred sixty-five-day period by a person who prepar…

This section sets pollutant concentration limits and cumulative pollutant loading rate limits for biosolids that are applied to the land.(1) Table 1. Table 1 of this section sets the maximum allowable concentration (ceiling limit) of pollutants in biosolids that are applied to th…

This section contains the requirements for biosolids to be classified either Class A or Class B with respect to pathogens.The Class A pathogen reduction requirements must be met at the same time or before the vector attraction reduction requirements in WAC 173-308-180 (1), (2), o…

When vector attraction reduction is accomplished prior to application of biosolids to the land, the requirements in one of subsections (1) through (6) of this section must be met.The vector attraction reduction requirements in subsection (1), (2), or (3) of this section must be m…

(1) Biosolids must be applied to the land in a manner approved by the department and at agronomic rates, except when approved by the department for land reclamation sites in accordance with subsection (3) of this section or for research purposes when approved by the department in…

Biosolids may not be applied to the land if they are likely to adversely affect a threatened or endangered species or its critical habitat as listed under Title 232 WAC or section 4 of the Endangered Species Act.[Statutory Authority: Chapters 70.95J and 70.95 RCW. WSR 07-12-010 (…

For the purposes of furthering necessary research, the land application of nonexceptional quality biosolids is exempt from the agronomic rate requirements in WAC 173-308-190 or 173-308-270, the reporting requirements in WAC 173-308-295, and the permitting requirements in WAC 173-…

(1) The residual solids from composting toilet systems (also known as "waterless toilets") that receive only domestic waste are considered to be septage.(2) Septage from composting toilet systems must either be sent to a permitted facility for further treatment, or it must be man…

The person who prepares and the person who applies biosolids that meet the exceptional quality standards are exempt from the following requirements:(1) The requirement in WAC 173-308-120(6) for obtaining prior written approval of the landowner.(2) The site management and access r…

(1) Except for sewage sludge approved for long-term disposal in accordance with WAC 173-308-300(9), all biosolids (including septage) or sewage sludge must be treated by a process such as physical screening or another method to significantly remove manufactured inerts prior to fi…

(1) Bulk biosolids applied to agricultural land, forest land, a public contact site, or a land reclamation site must meet the requirements for a significant reduction in manufactured inerts in WAC 173-308-205.(2) Pollutant concentrations.(a) The concentration of a pollutant in bu…

(1) Bulk biosolids applied to a lawn or home garden must meet the requirements for a significant reduction in manufactured inerts in WAC 173-308-205.(2) Bulk biosolids that are applied to a lawn or home garden must meet the exceptional quality standards.[Statutory Authority: Chap…

(1) Biosolids sold or given away in a bag or other container must meet the requirements for a significant reduction in manufactured inerts in WAC 173-308-205.(2) Biosolids sold or given away in a bag or other container must meet the exceptional quality standards.(3) Label or info…

This section contains the requirements for the land application of septage as defined in WAC 173-308-080.This section does not apply to "septage managed as biosolids originating from sewage sludge" as defined in WAC 173-308-080. Facilities who seek to manage their septage as bios…