LARGE ON-SITE SEWAGE SYSTEM REGULATIONS
WAC Sections
PART 1: GENERAL PROVISIONS | ||
| HTMLPDF | 246-272B-01000 | Purpose and objectives. |
| HTMLPDF | 246-272B-01100 | Acronyms and definitions. |
| HTMLPDF | 246-272B-01200 | Applicability and relationship to other statutes and regulations. |
| HTMLPDF | 246-272B-01300 | General requirements. |
PART 2: APPROVAL AND PERMITTING PROCESS Subpart A - New Construction | ||
| HTMLPDF | 246-272B-02000 | Site review—Predesign report, soil characterization, and site inspection. |
| HTMLPDF | 246-272B-02050 | Environmental review—Site risk survey and hydrogeology report. |
| HTMLPDF | 246-272B-02100 | Engineering. |
| HTMLPDF | 246-272B-02150 | LOSS 14,500 gpd and below—Operating permit application and approval to construct. |
| HTMLPDF | 246-272B-02200 | LOSS greater than 14,500 gpd—Operating permit application. |
| HTMLPDF | 246-272B-02250 | LOSS greater than 14,500 gpd—Public notice. |
| HTMLPDF | 246-272B-02300 | LOSS greater than 14,500 gpd—Operating permit and approval to construct. |
| HTMLPDF | 246-272B-02350 | Construction. |
Subpart B - First Department Operating Permit for Existing LOSS | ||
| HTMLPDF | 246-272B-02400 | LOSS constructed on or before July 1, 1984. |
| HTMLPDF | 246-272B-02450 | LOSS with current permit from department of ecology or local health jurisdiction. |
| HTMLPDF | 246-272B-02500 | LOSS constructed after July 1, 1984, without current operating or discharge permit. |
Subpart C - Permitted LOSS | ||
| HTMLPDF | 246-272B-02550 | LOSS modifications. |
| HTMLPDF | 246-272B-02650 | Operating permit renewals. |
| HTMLPDF | 246-272B-02700 | Operating permit requirements and conditions. |
PART 3: SITE AND ENVIRONMENTAL REVIEW REQUIREMENTS Subpart A - Site Review | ||
| HTMLPDF | 246-272B-03000 | Site review—Predesign report. |
| HTMLPDF | 246-272B-03100 | Site review—Inspection. |
Subpart B - Environmental Review | ||
| HTMLPDF | 246-272B-03200 | Environmental review—Site risk survey. |
| HTMLPDF | 246-272B-03300 | Environmental review—Hydrogeology report. |
Subpart C - Site Standards | ||
| HTMLPDF | 246-272B-03400 | Soil characterization. |
| HTMLPDF | 246-272B-03500 | Minimum land area. |
PART 4: ENGINEERING REQUIREMENTS | ||
| HTMLPDF | 246-272B-04000 | Engineering report. |
| HTMLPDF | 246-272B-04100 | Management plan. |
| HTMLPDF | 246-272B-04200 | Operations and maintenance manual. |
| HTMLPDF | 246-272B-04300 | Monitoring and reporting plan. |
| HTMLPDF | 246-272B-04400 | Plans and specifications. |
PART 5: CONSTRUCTION REQUIREMENTS | ||
| HTMLPDF | 246-272B-05000 | Installer qualifications and responsibilities. |
| HTMLPDF | 246-272B-05100 | Construction oversight and testing. |
| HTMLPDF | 246-272B-05200 | Water tightness testing of sewage tanks. |
| HTMLPDF | 246-272B-05300 | Department final inspection. |
| HTMLPDF | 246-272B-05400 | Post-construction documentation. |
PART 6: DESIGN AND TECHNICAL STANDARDS Subpart A - General Requirements | ||
| HTMLPDF | 246-272B-06000 | General design requirements. |
| HTMLPDF | 246-272B-06050 | Horizontal setbacks. |
| HTMLPDF | 246-272B-06100 | Vertical separation. |
| HTMLPDF | 246-272B-06150 | Design flows. |
| HTMLPDF | 246-272B-06200 | Sewage characterization. |
| HTMLPDF | 246-272B-06250 | Treatment. |
| HTMLPDF | 246-272B-06350 | Drainfields. |
| HTMLPDF | 246-272B-06400 | Design requirements to allow monitoring and maintenance. |
| HTMLPDF | 246-272B-06450 | Sewage tanks. |
| HTMLPDF | 246-272B-06500 | Collection, conveyance, and other piping appurtenances. |
Subpart B - Specific Technologies | ||
| HTMLPDF | 246-272B-06550 | Public domain and proprietary technologies. |
| HTMLPDF | 246-272B-06600 | Pressure distribution. |
| HTMLPDF | 246-272B-06650 | Subsurface drip systems. |
| HTMLPDF | 246-272B-06700 | Sand-lined trenches and beds. |
| HTMLPDF | 246-272B-06750 | Intermittent sand filters. |
| HTMLPDF | 246-272B-06800 | Recirculating gravel filters. |
| HTMLPDF | 246-272B-06850 | Cesspools and seepage pits. |
| HTMLPDF | 246-272B-06900 | Holding tank sewage systems. |
PART 7: LOSS OPERATIONS REQUIREMENTS Subpart A - Routine Operations | ||
| HTMLPDF | 246-272B-07000 | Management requirements. |
| HTMLPDF | 246-272B-07050 | Operations and maintenance requirements. |
| HTMLPDF | 246-272B-07100 | Department inspections. |
| HTMLPDF | 246-272B-07150 | Reliability and emergency response. |
| HTMLPDF | 246-272B-07200 | Operator qualifications and responsibilities. |
| HTMLPDF | 246-272B-07250 | Metering. |
| HTMLPDF | 246-272B-07300 | Sewage tank management. |
Subpart B - LOSS Changes | ||
| HTMLPDF | 246-272B-07400 | Modifications. |
| HTMLPDF | 246-272B-07450 | Failures. |
| HTMLPDF | 246-272B-07500 | Abandonment. |
| HTMLPDF | 246-272B-07550 | Connection to a sanitary sewer system. |
PART 8: WAIVERS, ENFORCEMENT, AND APPEALS | ||
| HTMLPDF | 246-272B-08000 | Waivers. |
| HTMLPDF | 246-272B-08100 | Enforcement. |
| HTMLPDF | 246-272B-08200 | Notice of decision, appeals, and adjudicative proceedings. |
| HTMLPDF | 246-272B-08300 | Third-party appeals to department permit decisions for LOSS over 14,500 gpd and adjudicative proceedings. |
PART 9: SEVERABILITY | ||
| HTMLPDF | 246-272B-09000 | Severability. |
DISPOSITION OF SECTIONS FORMERLY CODIFIED IN THIS TITLE
| 246-272B-00101 | Purpose, objectives, and authority. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-00101, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-00501 | Administration. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-00501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-01001 | Definitions. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-01001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-03001 | Applicability. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-03001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.02 0and chapter 70.118B RCW. |
| 246-272B-07001 | Connection to public sewer system. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-07001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-08001 | Application and approval process. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-08001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-09501 | Location. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-09501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-11001 | Soil and site evaluation. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-11001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-11501 | Design. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-11501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-12501 | Holding tank sewage systems. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-12501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-13501 | Installation. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-13501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-15501 | Operation and maintenance. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-15501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-16501 | Repair of failures. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-16501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-17501 | Expansions. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-17501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-18501 | Abandonment. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-18501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-19501 | Septage management. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-19501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-20501 | Developments, subdivisions, and minimum land area requirements. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-20501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-21501 | Areas of special concern. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-21501, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-24001 | State advisory committee. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-24001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-25001 | Waiver of state regulations. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-25001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-26001 | Enforcement. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-26001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-27001 | Notice of decision—Adjudicative proceeding. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-27001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-28001 | Severability. [Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-28001, filed 11/5/03, effective 12/6/03.] Repealed by WSR 11-12-050, filed 5/26/11, effective 7/1/11. Statutory Authority: RCW 70.118B.020 and chapter 70.118B RCW. |
| 246-272B-990 | Fees. [Statutory Authority: RCW 43.70.110 and 43.70.250. WSR 06-20-078, § 246-272B-990, filed 10/2/06, effective 1/1/07. Statutory Authority: RCW 43.20.050. WSR 03-22-098, § 246-272B-990, filed 11/5/03, effective 12/6/03.] Repealed by WSR 10-16-108, filed 8/2/10, effective 9/2/10. Statutory Authority: RCW 43.70.110, 43.70.250, 43.20B.020, and 2010 c 37. Later promulgation, see chapter 246-272 WAC. |