reglab/statecodes huggingface dataset:
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 4 - ENGINEERING REQUIREMENTS › Section 246-272B-04100 - Management plan

Current through Register Vol. 24-14, July 15, 2024
(1) The management
				  plan must include, at a minimum:
(a) A
				  statement identifying whether the ownership of the development served by the
				  LOSS is:
(i) A single owner; or
(ii) A collection of individually owned lots
				  or units.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 4 - ENGINEERING REQUIREMENTS › Section 246-272B-04200 - Operations and maintenance manual

Current through Register Vol. 24-14, July 15, 2024
The O&M manual must include the following
					 information:
(1) Name, telephone
				  number, fax number, mailing address, and e-mail address for the following:
(a) Operator;
(b) Owner;
(c) Design engineer;
(d) Installer;
(e) Electrician;
(f) Pumper;
(g) Management entity;
(h) Primary contact person for the management
				  entity; and
(i) Third party
				  guarantor, if any.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 4 - ENGINEERING REQUIREMENTS › Section 246-272B-04300 - Monitoring and reporting plan

Current through Register Vol. 24-14, July 15, 2024
At a minimum, the monitoring and reporting plan must
					 include:
(1) Constituents of the
				  sewage or effluent that must be tested to assure that treatment components are
				  meeting treatment level requirements, and to monitor groundwater or surface
				  water:
(a) As required by the department;
				  and
(b) For process
				  control.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 4 - ENGINEERING REQUIREMENTS › Section 246-272B-04400 - Plans and specifications

Current through Register Vol. 24-14, July 15, 2024
(1)
				  Construction plans and specifications must be clear and detailed documents and
				  in an electronic format acceptable to the department.
(2) Plans must include the following:
(a) Design flow, treatment level, drainfield
				  and tank sizing, and hydraulic loading rate;
(b) LOSS schematic or flow diagram;
(c) Hydraulic profile of the LOSS;
				  and
(d) Plan and profile views as
				  applicable of all LOSS components.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 5 - CONSTRUCTION REQUIREMENTS › Section 246-272B-05000 - Installer qualifications and responsibilities

Current through Register Vol. 24-14, July 15, 2024
The installer shall:
(1) Be currently approved by the local health
				  jurisdiction in the county where the LOSS is to be constructed.
(2) Have the following experience:
(a) Three or more years experience installing
				  OSS; or
(b) A record of successful
				  completion of at least one similar installation, including a pressure
				  distribution drainfield.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 5 - CONSTRUCTION REQUIREMENTS › Section 246-272B-05100 - Construction oversight and testing

Current through Register Vol. 24-14, July 15, 2024
The design engineer or the engineer's authorized
					 representative shall:
(1) Conduct
				  inspections to:
(a) Verify LOSS construction
				  and materials conform with approved plans and specifications; and
(b) Collect data for the record
				  drawings.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 5 - CONSTRUCTION REQUIREMENTS › Section 246-272B-05200 - Water tightness testing of sewage tanks

Current through Register Vol. 24-14, July 15, 2024
The design engineer shall verify that all sewage tanks used
					 in the LOSS are tested for water tightness by either vacuum testing or
					 water-pressure testing.
(1) Vacuum
				  testing steps:
(a) Seal the empty
				  tank;
(b) Temporarily seal access
				  openings, risers, and inlet and outlet pipes; and
(c) Introduce negative pressure into the tank
				  and apply a vacuum to four inches (one hundred millimeters) of
				  mercury.
(d) The tank passes if
				  ninety percent of vacuum is held for two minutes.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 5 - CONSTRUCTION REQUIREMENTS › Section 246-272B-05300 - Department final inspection

Current through Register Vol. 24-14, July 15, 2024
(1) The
				  department shall conduct a final inspection for all LOSS and witness a pressure
				  test of the drainfield prior to cover except for LOSS with subsurface drip
				  systems.
(2) The department may
				  accept baseline pressure and flow information from the design engineer in lieu
				  of witnessing a pressure test of subsurface drip systems.
(3) The department may allow the drainfield
				  to be partially covered prior to the final inspection if:
(a) The design engineer verifies the LOSS has
				  been pretested and functions according to the approved design; and
(b) The department is able to witness a
				  pressure test of at least the distal orifice in every lateral during the final
				  inspection.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 5 - CONSTRUCTION REQUIREMENTS › Section 246-272B-05400 - Post-construction documentation

Current through Register Vol. 24-14, July 15, 2024
Post-construction documents must include the
					 following:
(1) A LOSS construction
				  completion report prepared by the design engineer that:
(a) Is on a form provided by the
				  department;
(b) States the LOSS was
				  constructed in substantial accordance with the approved plans and
				  specifications; and
(c) Notes
				  changes from the approved plans and specifications, if any.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06000 - General design requirements

Current through Register Vol. 24-14, July 15, 2024
(1)
					 Design engineers shall use design criteria detailed in this chapter and from
					 generally accepted guidance and standards when designing LOSS.
(2) All sewage from a building served must be
					 directed to the LOSS, unless the LOSS permit allows another option.
(3) LOSS must be designed to produce effluent
					 prior to dispersal that is equal to or higher quality than STE.
(4) LOSS owners and operators are responsible
					 for ensuring that certain substances do not enter a LOSS collection system.
					 These include:
(a) Strong bases, acids,
					 chlorinated solvents, or other toxic or hazardous substances;
(b) Fire or explosion hazards;
(c) Solid or viscous wastes that could plug
					 sewer lines;
(d) Drainage from
					 surface runoff, footing drains, roof drains, subsurface storm water
					 infiltration systems, swimming pools, hot tubs, and other nonsewage drains;
					 and
(e) Industrial
					 wastewater.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06050 - Horizontal setbacks

Current through Register Vol. 24-14, July 15, 2024
(1) The design
					 engineer shall design the LOSS and verify it is installed in compliance with
					 the minimum horizontal setbacks shown in Table 3 of this section.
(2) The design engineer shall increase the
					 separation distance between the LOSS and a public drinking water well, spring,
					 or surface water supply if required by the water purveyor's source water
					 protection program, prepared under chapter 246-290 WAC, Group A public water
					 supplies.
(3) The department may
					 require greater horizontal setbacks than the minimum values shown in Table 3
					 when needed to protect public health and the environment. Such areas include,
					 but are not limited to, those with:
(a)
					 Highly permeable soils;
(b)
					 Unconfined aquifers;
(c) Locally
					 identified and state-identified areas of concern such as critical aquifer
					 recharge areas or shorelines;
(d)
					 Shallow soils;
(e) Saturated soils;
					 and
(f) Hand-dug or improperly
					 abandoned wells.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06100 - Vertical separation

Current through Register Vol. 24-14, July 15, 2024
(1) A vertical
					 separation of at least three feet is required between the infiltrative surface
					 of the drainfield bed or trench and:
(a) The
					 highest seasonal water table;
(b) A
					 restrictive layer; or
(c) Soil
					 types 6 or 7.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06150 - Design flows

Current through Register Vol. 24-14, July 15, 2024
(1) The design
					 engineer shall use the following minimum design flows, which include the
					 appropriate peaking factors, for developments or portions of developments
					 serving residential facilities such as single-family residences, multi-family
					 dwellings, and mobile home parks with total LOSS design flows of 14,500 gpd or
					 less:
(a) Modifications of existing
					 developments:
(i) 120 gpd per bedroom;
					 or
(ii) 240 gpd per existing
					 dwelling unit, residence or mobile home lot or space, whichever is
					 greater.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06200 - Sewage characterization

Current through Register Vol. 24-14, July 15, 2024
(1) The
					 design engineer shall identify sewage characteristics in terms of the
					 following:
(a) CBOD5,
					 TSS, O&G, BOD5, and fecal coliform
					 bacteria;
(b) Other parameters that
					 can impact treatment anywhere in the treatment sequence including, but not
					 limited to, pH, temperature and dissolved oxygen; and
(c) Nitrogen and phosphorus, where either
					 parameter is identified as a contaminant of concern.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06250 - Treatment

Current through Register Vol. 24-14, July 15, 2024
(1) Treatment to
					 produce effluent of a higher quality than STE is required when:
(a) LOSS conditions match those in Table 6 of
					 this section that require minimum Treatment Levels E, C, B, HQE,
					 N10, N20, or P;
(b) Sewage characteristics exceed typical
					 values expected from residential strength sewage; or
(c) The department determines it is needed
					 based on results of the site and environmental review process.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06350 - Drainfields

Current through Register Vol. 24-14, July 15, 2024
(1) Pressure
					 distribution with timed dosing to the drainfield is required for all LOSS
					 projects. A typical drainfield profile is shown in Figure 2 in this
					 section.
(2) The drainfield area
					 must be sufficient to allow installation of the required capacity and for a
					 reserve area calculated using requirements in this section.
(3) The drainfield for a new LOSS must be
					 located on the property served or within one-half mile or less from the new
					 drainfield site property line to the closest point of the development property
					 line.
(4) Any easements and right
					 of way franchises must be obtained, recorded on the property title, and copies
					 submitted to the department according to WAC
					 246-272B-04100(1)(f).
(5) The design engineer shall not design or
					 approve the installation of a drainfield as part of a LOSS where:
(a) The slope is greater than thirty percent
					 or seventeen degrees;
(b) The area
					 is subject to:
(i) Encroachment by buildings
					 or other construction including, but not limited to, placement of power poles
					 and underground utilities;
(ii)
					 Cover by impervious material; or
(iii) Vehicular traffic.
(c) The reserve area is insufficient to treat
					 and dispose of all of the design flow;
(d) The land is unstable;
(e) Surface drainage is directed toward the
					 drainfield site; or
(f) Other
					 activities or conditions identified by the department could adversely affect
					 the soil or the performance of the LOSS.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06400 - Design requirements to allow monitoring and maintenance

Current through Register Vol. 24-14, July 15, 2024
(1) The design
					 engineer shall design LOSS to facilitate operation, monitoring and maintenance.
					 The design of cleanouts and monitoring ports must be consistent with good
					 engineering practice and the department's recommended standards and guidance
					 for pressure distribution systems.
(2) All accesses to LOSS components must be
					 designed to:
(a) Allow for monitoring and
					 maintenance activities;
(b) Prevent
					 unauthorized access; and
(c)
					 Minimize confined space entry. Confined space entry is regulated by department
					 of labor and industries under chapter 296-809 WAC, Confined spaces.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06450 - Sewage tanks

Current through Register Vol. 24-14, July 15, 2024
(1) The design
					 engineer shall specify and the installer shall install only sewage tanks that
					 comply with the requirements of chapter 246-272C WAC, On-site sewage system
					 tanks, and this section.
(2) Sewage
					 tanks must be tested for water tightness after installation at the project
					 site, per requirements of WAC
					 246-272B-05200. The department
					 shall not issue final approval for a LOSS with a sewage tank that does not pass
					 the water tightness test.
(3)
					 Sewage tanks used in proprietary treatment systems must be sized according to
					 the manufacturer's specifications.
(4) Septic tanks must have:
(a) An effluent screen with a maximum mesh
					 size of one-eighth inch for all applications;
(b) The following minimum liquid volumes:
(i) One thousand gallons per residence for
					 LOSS treating sewage from a residential development where individual lots each
					 have a tank;
(ii) Three times the
					 daily design flow for all other LOSS.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart A - General Requirements › Section 246-272B-06500 - Collection, conveyance, and other piping appurtenances

Current through Register Vol. 24-14, July 15, 2024
(1) Collection and conveyance systems and
					 their sewer pipes, manholes, air release valves, lift stations, and other
					 appurtenances must be designed and constructed to prevent contamination of
					 drinking water, and protect ground and surface water, public health, and the
					 environment from contamination with untreated or partially treated
					 sewage.
(2) The design and
					 construction of LOSS piping must be consistent with good engineering practice,
					 the department of ecology's publication "
Criteria for Sewage Works
					 Design,
" August 2008, and the department of ecology and department of
					 health publication "
Pipeline Separation Design and Installation
					 Reference Guide,
" July 2006.
(3) LOSS piping systems must be designed to
					 prevent infiltration and inflow of groundwater, surface water and storm
					 water.
(4) The department may
					 require owners of existing LOSS to conduct infiltration and inflow analysis and
					 may require repair and replacement of piping and appurtenances to reduce
					 infiltration and inflow.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						  246-272B-06500, filed 5/25/11, effective
						  7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06550 - Public domain and proprietary technologies

Current through Register Vol. 24-14, July 15, 2024
(1) The department shall only approve
					 treatment technologies and distribution technologies that comply with this
					 section.
(2) For public domain
					 treatment technologies with department published recommended standards and
					 guidance and approved specific treatment levels, the design engineer shall
					 submit stamped, signed, and dated design calculations and reference the
					 applicable standards and guidance documents used for the
					 calculations.
(3) For public domain
					 treatment technologies with no department published recommended guidelines and
					 standards, the design engineer shall submit a stamped, signed, and dated
					 engineering report that:
(a) Demonstrates the
					 treatment technology can consistently meet the required treatment
					 level;
(b) Contains supporting
					 information, including flow data, and influent and effluent quality sampling
					 results from a minimum of three LOSS installations with similar design loading
					 to support the performance claim; and
(c) Includes design calculations citing the
					 industry recognized source.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06600 - Pressure distribution

Current through Register Vol. 24-14, July 15, 2024
(1) Pressure
					 distribution with timed dosing of LOSS effluent to the drainfield is
					 required.
(2) The maximum spacing
					 between the outside laterals and the edge of the trench or bed must be one-half
					 of the selected orifice spacing, with a variance of one-half foot or
					 less.
(3) All pressure distribution
					 laterals must be equipped with cleanouts and monitoring ports at the distal
					 ends and accessible at finished grade.
(4) Required distribution system minimum
					 residual pressure head:
(a) Is two feet or
					 0.87 psi for distribution systems with three-sixteenth inch diameter orifices
					 and larger; and
(b) Is five feet or
					 2.18 psi for distribution systems with orifices smaller than three-sixteenth
					 inch diameter.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06650 - Subsurface drip systems

Current through Register Vol. 24-14, July 15, 2024
(1) Subsurface
					 drip systems must have a:
(a) Supply line to
					 deliver effluent to the dripline; and
(b) Return line to route filter and line
					 flushing waste back to the primary treatment unit.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06700 - Sand-lined trenches and beds

Current through Register Vol. 24-14, July 15, 2024
(1)
					 Sand-lined trenches or beds may be used to meet Treatment Level B.
(2) The minimum dosing frequency is:
(a) Twelve equally spaced timed doses per day
					 for coarse sand; or
(b) Six equally
					 spaced timed doses per day for ASTM C-33 sand.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06750 - Intermittent sand filters

Current through Register Vol. 24-14, July 15, 2024
(1)
					 Intermittent sand filters may be used to meet Treatment Level B.
(2) Pressure distribution to the filter media
					 is required.
(3) The minimum dosing
					 frequency is:
(a) Twelve equally spaced timed
					 doses per day for coarse sand; or
(b) Six equally spaced timed doses per day
					 for ASTM C-33 sand.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06800 - Recirculating gravel filters

Current through Register Vol. 24-14, July 15, 2024
(1) A
					 recirculating gravel filter may be used to meet Treatment Level C.
(2) Pressure distribution of the effluent to
					 the filter media is required.
(3)
					 Filter media must meet the following specifications:
(a) Effective particle size between three mm
					 and five mm; and
(b) Uniformity
					 coefficient less than or equal to two.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06850 - Cesspools and seepage pits

Current through Register Vol. 24-14, July 15, 2024
The department shall not approve a LOSS design that
						includes a cesspool, a drywell, or a seepage pit.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						  246-272B-06850, filed 5/25/11, effective
						  7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 6 - DESIGN AND TECHNICAL STANDARDS › Subpart B - Specific Technologies › Section 246-272B-06900 - Holding tank sewage systems

Current through Register Vol. 24-14, July 15, 2024
(1)
					 An owner shall not install or use a holding tank sewage system for any new
					 residential development or expansion of residential development, except as set
					 forth in this section.
(2) The
					 department may approve installation of holding tank sewage systems only for:
(a) Permanent uses limited to controlled,
					 part-time, commercial usage, such as recreational vehicle parks and trailer
					 dump stations;
(b) Short term use
					 in case of an emergency situation as allowed in WAC
					 246-272B-07450(4);
					 or
(c) Repairs as allowed in WAC
					 246-272B-07400(11).
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07000 - Management requirements

Current through Register Vol. 24-14, July 15, 2024
(1) A single
					 owner development must be managed by a public entity, a wastewater company
					 regulated by the Washington utilities and transportation commission, or a
					 private management entity.
(2) A
					 development where lots or units served by the LOSS are individually owned must
					 be managed by:
(a) A public entity;
					 or
(b) A private management entity
					 with a public entity or a wastewater company regulated by the Washington
					 utilities and transportation commission contracted as a third-party
					 guarantor.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07050 - Operations and maintenance requirements

Current through Register Vol. 24-14, July 15, 2024
(1) The owner shall operate and maintain the
					 LOSS according to:
(a) The requirements in
					 this chapter;
(b) The current
					 operating permit issued by the department, including all conditions and
					 requirements of the operating permit; and
(c) LOSS operating procedures such as those
					 described in department guidance, texts, handbooks, and manuals.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07100 - Department inspections

Current through Register Vol. 24-14, July 15, 2024
(1) The
					 department may enter and inspect any LOSS site or LOSS facility to determine
					 compliance with chapter 70A.115 RCW or this chapter:
(a) On any weekday that is not a legal
					 holiday between the hours of 8:00 a.m. and 5:00 p.m.; and
(b) At any time with the consent of the owner
					 or owner's agent.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07150 - Reliability and emergency response

Current through Register Vol. 24-14, July 15, 2024
(1)
					 All LOSS must provide adequate treatment in quantity and quality to sewage in a
					 reliable manner at all times.
(2)
					 The owner shall create and implement operating procedures for normal operating
					 conditions.
(3) The owner shall
					 create and implement operating procedures for abnormal operating conditions,
					 such as those associated with floods, unscheduled power outages, facility
					 failures, and LOSS maintenance, including procedures to notify the
					 department.
(4) The owner shall
					 document procedures for LOSS operation during normal and abnormal operating
					 conditions in the O&M manual as required in WAC
					 246-272B-04200.
(5) The department may require the owner to
					 prepare an engineering report according to WAC
					 246-272B-04000 that evaluates any
					 problem with normal or abnormal operations, recommends and designs solutions to
					 correct the problem. The department may require corrective actions to be
					 implemented.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						  246-272B-07150, filed 5/25/11, effective
						  7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07200 - Operator qualifications and responsibilities

Current through Register Vol. 24-14, July 15, 2024
(1) Owners of LOSS using mechanical treatment
					 or lagoons with design flow greater than 14,500 gpd shall employ one or more
					 operators certified according to chapter 173-230 WAC, Certification of
					 operators of wastewater treatment plants.
(2) Owners of LOSS with design flow greater
					 than 14,500 gpd not using mechanical treatment or lagoons shall employ one or
					 more operators approved by a local health jurisdiction in Washington
					 state.
(3) The operator of a LOSS
					 using proprietary treatment shall be qualified to monitor and maintain that
					 LOSS. Examples of a qualified operator include someone who:
(a) Has experience successfully operating a
					 LOSS with similar technology;
(b)
					 Is an employee or authorized agent of the treatment component
					 manufacturer;
(c) Is trained,
					 authorized in writing by, and in good standing with the manufacturer of the
					 proprietary treatment;
(d) Has
					 education or certification in operating similar technology; or
(e) Has other qualifications acceptable to
					 the department.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07250 - Metering

Current through Register Vol. 24-14, July 15, 2024
(1) The LOSS owner
					 shall install and maintain one or more flow monitoring devices to measure
					 flow.
(2) The LOSS owner or
					 operator shall record and report flow data in gpd as directed in the operating
					 permit.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						  246-272B-07250, filed 5/25/11, effective
						  7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart A - Routine Operations › Section 246-272B-07300 - Sewage tank management

Current through Register Vol. 24-14, July 15, 2024
(1) The
					 owner, management entity, or operator shall create and follow a routine
					 schedule as required in WAC
					 246-272B-04200(5)
					  for:
(a)
					 Sewage tank inspection for septage, grease, and scum; and
(b) Sewage tank pumping.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart B - LOSS Changes › Section 246-272B-07400 - Modifications

Current through Register Vol. 24-14, July 15, 2024
(1) When an owner
					 modifies a LOSS, the component or components being modified must meet the
					 requirements of this chapter.
(2)
					 If the LOSS cannot meet the requirements of subsection (1) of this section, the
					 department may consider repair or replacement of a LOSS component that is
					 located and designed to meet new construction and treatment standards to the
					 maximum extent allowed by the site and:
(a)
					 Protects drinking water sources and distribution systems, and shellfish growing
					 areas;
(b) Minimizes nitrogen
					 discharge in areas where nitrogen is identified as a contaminant of
					 concern;
(c) Prevents the direct
					 discharge of sewage or partially treated sewage to groundwater, surface water,
					 or upon the surface of the ground;
(d) Meets the horizontal setbacks described
					 in WAC 246-272B-06050 to public drinking
					 water sources and distribution pipes;
(e) Maximizes vertical separation, and
					 distance to any well, spring, suction line and surface water; and
(f) Meets other requirements, as directed by
					 the department to protect public health and the environment.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart B - LOSS Changes › Section 246-272B-07450 - Failures

Current through Register Vol. 24-14, July 15, 2024
(1) LOSS or LOSS
					 component failures include, but are not limited to:
(a) Sewage or partially treated sewage on the
					 ground;
(b) Sewage backing up into
					 a connected residence or structure caused by slow soil absorption of the
					 treated effluent or other failure;
(c) Sewage or partially treated sewage
					 leaking from a septic tank, pump chamber, holding system or collection
					 system;
(d) Cesspools or seepage
					 pits where evidence of groundwater or surface water quality degradation
					 exists;
(e) Plant growth above the
					 drainfield that indicates the effluent is not filtering down through the soil
					 profile;
(f) Inadequately treated
					 effluent contaminating groundwater or surface water; or
(g) Noncompliance with standards stipulated
					 in the operating permit.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart B - LOSS Changes › Section 246-272B-07500 - Abandonment

Current through Register Vol. 24-14, July 15, 2024
The LOSS owner who is permanently abandoning any portion
						of a LOSS, including a septic tank, seepage pit, cesspool, or other sewage
						container, and all accessible parts of the drainfield that may become a hazard,
						including distribution boxes and pump chambers, shall provide:
(1) Written notice of the abandonment to the
					 department and local health jurisdiction of the county where the LOSS is
					 located a minimum of one year in advance;
(2) Department-approved, return receipt
					 requested written notice of the abandonment to all affected customers and
					 property owners whose connected dwellings, structures, lots, or units will no
					 longer have sewage service a minimum of one year in advance;
(3) Hire an approved pumper to remove all
					 partially treated sewage;
(4)
					 Remove all mechanical and electrical equipment;
(5) Remove or destroy all lids;
(6) Fill any voids with soil or gravel;
					 and
(7) Meet any other local or
					 state requirements.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						  246-272B-07500, filed 5/25/11, effective
						  7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 7 - LOSS OPERATIONS REQUIREMENTS › Subpart B - LOSS Changes › Section 246-272B-07550 - Connection to a sanitary sewer system

Current through Register Vol. 24-14, July 15, 2024
(1) The department may require the LOSS owner
					 to connect some or all residences, structures, lots and units to a sanitary
					 sewer system consistent with WAC
					 246-272B-07450(4)(b).
(2) If the local health officer or local
					 regulations require connection to a sanitary sewer system, the owner shall
					 abandon the LOSS according to WAC
					 246-272B-07500.
(3) The department shall not approve a new
					 LOSS if sanitary sewer service is available within two hundred feet of the
					 property line, or other distance specified in local regulation, and:
(a) The local board of health or county has
					 passed a local regulation requiring connection to a sanitary sewer system to
					 protect public health; or
(b)
					 Connection to a sanitary sewer system is required by the local comprehensive
					 land use plan or local development regulations.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 8 - WAIVERS, ENFORCEMENT, AND APPEALS › Section 246-272B-08000 - Waivers

Current through Register Vol. 24-14, July 15, 2024
(1) The LOSS
				  project applicant or LOSS owner may request a waiver from specific requirements
				  of this chapter. The request must:
(a) Be in
				  writing;
(b) Identify the
				  requirement requested to be waived;
(c) State the reason for the waiver;
				  and
(d) Provide supporting
				  information.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 8 - WAIVERS, ENFORCEMENT, AND APPEALS › Section 246-272B-08100 - Enforcement

Current through Register Vol. 24-14, July 15, 2024
(1) The department
				  shall enforce this chapter and chapter 70A.115 RCW.
(2) When any person is out of compliance with
				  a law or rule regulating LOSS and administered by the department, the
				  department may take appropriate enforcement actions, regardless of any prior
				  approvals issued.
(3) The
				  department may initiate enforcement action against the owner to bring the
				  system into compliance by using one or more of the following options, which
				  include, but are not limited to:
(a) A
				  conference between the department and the owner to explore facts and resolve
				  problems;
(b) A compliance
				  agreement between the department and the owner;
(c) A notice of correction;
(d) A notice of violation;
(e) A state departmental order;
(f) Civil penalties;
(g) Operating permit conditions or approval
				  conditions;
(h) Injunctions;
				  and
(i) Other authorized
				  proceedings.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 8 - WAIVERS, ENFORCEMENT, AND APPEALS › Section 246-272B-08200 - Notice of decision, appeals, and adjudicative proceedings

Current through Register Vol. 24-14, July 15, 2024
(1) The
				  department's notice of a denial, suspension, modification, or revocation of a
				  permit; approval; or determination to proceed must be consistent with
				  RCW
				  43.70.115. An applicant or permit holder has
				  the right to an adjudicative proceeding to contest the decision.
(2) The department's notice of imposition of
				  a civil penalty must be consistent with
				  RCW
				  43.70.095 and
				  70A.115.050. A person upon whom
				  the department imposes a civil penalty has the right to an adjudicative
				  proceeding.
(3) A person upon whom
				  the department imposes a civil penalty or issues a notice of denial,
				  suspension, modification or revocation of a permit; approval; or determination
				  to proceed may contest a department decision within 28 days of receipt of the
				  decision by filing a written application for an adjudicative proceeding by a
				  method showing proof of receipt with the administrative hearings unit,
				  department of health. The person must include the following in or with the
				  application:
(a) A specific statement of the
				  issue or issues and law involved;
(b) The grounds for contesting the department
				  decision; and
(c) A copy of the
				  contested department decision.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 8 - WAIVERS, ENFORCEMENT, AND APPEALS › Section 246-272B-08300 - Third-party appeals to department permit decisions for LOSS over 14,500 gpd and adjudicative proceedings

Current through Register Vol. 24-14, July 15, 2024
(1)
				  A person aggrieved by the issuance of an initial permit, or by the issuance of
				  a subsequent permit to increase the volume of waste disposal or to change
				  effluent characteristics, for systems with design flows of more than 14,500
				  gpd, has the right to an adjudicative proceeding.
(2) The application for an adjudicative
				  proceeding must be in writing and must state the basis for contesting the
				  action, include a copy of the decision and be served on and received by the
				  department within twenty-eight days of receipt of notice of final decision and
				  be served in a manner that shows proof of receipt.
(3) An adjudicative proceeding conducted
				  under this section is governed by chapter 34.05 RCW, Administrative Procedure
				  Act.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						246-272B-08300, filed 5/25/11, effective
						7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272B - Large on-site sewage system regulations › Part 9 - SEVERABILITY › Section 246-272B-09000 - Severability

Current through Register Vol. 24-14, July 15, 2024
If any provision of this chapter or its application to any
					 person or circumstances is held invalid, the remainder of this chapter, or the
					 application of the provision to other persons or circumstances is not
					 affected.
Statutory Authority: RCW 70.118B.020. 11-12-035, §
						246-272B-09000, filed 5/25/11, effective
						7/1/11.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › PURPOSE AND ADMINISTRATION › Section 246-272C-0001 - Purpose and objectives

Current through Register Vol. 24-14, July 15, 2024
(1)
Purpose.
The purpose of this chapter is to protect public health
				  and safety by assuring proper design and construction of all tanks used in
				  on-site sewage systems. Proper sewage tank design and construction will help
				  prevent:
(a) Surface or groundwater leaking
				  into tanks and adversely impacting the treatment and dispersal functions of
				  system components; and
(b) Sewage
				  from tanks leaking into the soil and adversely impacting groundwater or surface
				  water, or causing sewage to surface on the ground.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › PURPOSE AND ADMINISTRATION › Section 246-272C-0005 - Administration

Current through Register Vol. 24-14, July 15, 2024
The department shall administer this chapter under the
					 authority and requirements of chapter 43.70 RCW. The local health officers
					 shall administer portions of this chapter related to on-site sewage systems
					 with design flows of less than three thousand five hundred gallons per day, as
					 described in chapter 70.05 RCW.
Statutory Authority: RCW 43.20.050(2) and (3). 09-23-119,
						§ 246-272C-0005, filed 11/18/09, effective
						12/19/09.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › PURPOSE AND ADMINISTRATION › Section 246-272C-0010 - Applicability and relationship to other rules

Current through Register Vol. 24-14, July 15, 2024
(1) This chapter applies to all prefabricated
				  tanks and all cast-in-place tanks. This chapter establishes sewage tank design
				  and construction requirements, plan review and approval requirements, and
				  prefabricated tank registration requirements.
(2) This chapter contains specific
				  requirements for:
(a) Manufacturers of
				  prefabricated tanks and builders of cast-in-place tanks;
(b) Persons designing sewage tanks;
(c) The department for reviewing,
				  registering, and approving sewage tank design and construction plans;
(d) Persons installing sewage tanks;
				  and
(e) The local health officer
				  and the department for approving on-site sewage system designs, plans,
				  specifications, and installations under chapters 246-272A and 246-272B
				  WAC.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › SEWAGE TANK APPROVALS AND REGISTERED LIST REQUIREMENTS › Section 246-272C-0110 - General requirements

Current through Register Vol. 24-14, July 15, 2024
(1) The
				  department shall review and approve all sewage tank design and construction
				  plans.
(2) Prefabricated tank
				  models and sizes built from approved design and construction plans must be
				  registered with the department.
(3)
				  Cast-in-place tanks are project specific and must be constructed using a design
				  and construction plan approved by the department.
(4) Designers and design engineers shall
				  specify only prefabricated tanks registered with the department or a
				  cast-in-place tank approved by the department in their on-site sewage system
				  designs, plans, and specifications.
(5) Installers shall install only
				  prefabricated tanks registered with the department or construct only
				  cast-in-place tanks that the department has reviewed and approved.
(6) A manufacturer or agent shall sell only
				  prefabricated tanks registered with the department in Washington.
(7) Local health officers and the department
				  shall approve only on-site sewage system designs and installations specifying
				  either a prefabricated tank registered with the department or a cast-in-place
				  tank approved by the department.
Statutory Authority: RCW 43.20.050(2) and (3). 09-23-119,
						§ 246-272C-0110, filed 11/18/09, effective
						12/19/09.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › SEWAGE TANK APPROVALS AND REGISTERED LIST REQUIREMENTS › Section 246-272C-0120 - Application process for sewage tank design and construction plan approval

Current through Register Vol. 24-14, July 15, 2024
(1) An applicant
				  for sewage tank design and construction plan approval shall apply to the
				  department by submitting a completed application in the format required by the
				  department. For required sewage tank application information, see WAC
				  246-272C-0125.
(2) When the department receives an
				  application, the department shall:
(a) Review
				  applications in the order received;
(b) Verify the application is complete and
				  includes any applicable fee;
(c)
				  Return any incomplete application;
(d) Provide the applicant with an approximate
				  date the department expects to complete the review; and
(e) Review and evaluate the design and
				  construction plans and all information submitted to determine whether all
				  applicable requirements are met.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › SEWAGE TANK APPROVALS AND REGISTERED LIST REQUIREMENTS › Section 246-272C-0130 - Sewage tanks registered list requirements - Prefabricated tanks

Current through Register Vol. 24-14, July 15, 2024
(1) Prefabricated
				  tank registration expires on December 31st of the third year following initial
				  registration.
(2) The department
				  shall create and maintain the sewage tank registered list of prefabricated
				  tanks built from approved design and construction plans including, but not
				  limited to, the following:
(a) Model
				  numbers;
(b) Tank sizes;
				  and
(c) Manufacturer
				  information.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › SEWAGE TANK APPROVALS AND REGISTERED LIST REQUIREMENTS › Section 246-272C-0140 - Sewage tank registered list renewals

Current through Register Vol. 24-14, July 15, 2024
(1) All prefabricated tank renewal
				  registrations expire on December 31st of the third year of
				  registration.
(2) All prefabricated
				  tank renewal applications must be received by the department no later than
				  October 31st of the year the registration expires.
(3) An applicant may apply for a
				  prefabricated tank registration renewal with the department by submitting:
(a) A completed and signed renewal
				  application in the format required by the department;
(b) A signed certification fully describing
				  all changes that occurred over the last three years and verifying that none of
				  the changes materially affect the integrity of the sewage tank or the sewage
				  tank's performance; and
(c) Any
				  applicable fee payment, which may include a late fee.
Washington Administrative Code › Title 246 - Health, Department of › SEWER SYSTEMS › Chapter 246-272C - On-site Sewage System Tanks › SEWAGE TANK APPROVALS AND REGISTERED LIST REQUIREMENTS › Section 246-272C-0150 - Transition from the approved on-site sewage tanks list to the sewage tank registered list (Repealed)

Current through Register Vol. 24-14, July 15, 2024
Statutory Authority:
						RCW
						43.20.050(2) and (3).
						09-23-119, § 246-272C-0150, filed 11/18/09, effective
						12/19/09.