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- Description
- Adds 30.63A.210; amends 30.63A.010, 30.63A.100, 30.63A.110, 30.63A.120, 30.63A.140, 30.63A.150, 30.63A.160, 30.63A.170, 30.63A.200, 30.63A.300, 30.63A.310, 30.63A.400, 30.63A.445, 30.63A.450, 30.63A.520, 30.63A.525, 30.63A.530, 30.63A.550, 30.63A.570, 30.63A.575, 30.63A.580, 30.63A.585, 30.63A.590, 30.63A.595, 30.63A.605, 30.63A.700, 30.63A.710, 30.63A.800, 30.63A.805, 30.63A.810, 30.63A.820, 30.63A.830, 30.63A.840, 30.63A.860 and 30.63A.940; repeals 30.63A.405, 30.63A.410, 30.63A.415, 30.63A.420, 30.63A.425, 30.63A.430, 30.63A.435, 30.63A.440, 30.63A.455, 30.63A.460, 30.63A.465, 30.63A.470, 30.63A.475, 30.63A.480, 30.63A.485, 30.63A.490, 30.63A.495, 30.63A.500, 30.63A.505, 30.63A.510, 30.63A.535, 30.63A.540, 30.63A.545, 30.63A.555, 30.63A.560, 30.63A.750 and Ch. 30.63C, unified development code
- Disposition
-
Codified
- Adoption Date
- 1/11/2016
- Effective From
- 1/22/2016
- Files Available
- Affecting
-
30.63A.010, Purpose and objectives
(Amended)
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30.63A.100, Snohomish County stormwater regulations
(Amended)
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30.63A.110, Snohomish County Drainage Manual
(Amended)
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30.63A.120, Engineering Design and Development Standards
(Amended)
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30.63A.140, Washington State Department of Transportation Highway Runoff Manual
(Amended)
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30.63A.150, Hierarchy of regulations
(Amended)
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30.63A.160, Hierarchy of definitions
(Amended)
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30.63A.170, Modification and waiver criteria and processes
(Amended)
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30.63A.200, General exemptions
(Amended)
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30.63A.210, Exception for selected project sites that do not drain to a municipal separate storm sewer system
(Added)
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30.63A.300, Drainage review thresholds and requirements for new development
(Amended)
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30.63A.310, Minimum drainage review thresholds and requirements for redevelopment
(Amended)
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30.63A.400, Minimum requirement 1: Preparation of a stormwater site plan
(Amended)
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30.63A.405, Minimum requirement 1: Stormwater site planning process
(Repealed)
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30.63A.410, Minimum requirement 1: Stormwater site planning process step 1
(Repealed)
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30.63A.415, Minimum requirement 1: Stormwater site planning process step 2
(Repealed)
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30.63A.420, Minimum requirement 1: Stormwater site planning process step 3
(Repealed)
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30.63A.425, Minimum requirement 1: Stormwater site planning process step 4
(Repealed)
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30.63A.430, Minimum requirement 1: Stormwater site planning process step 5
(Repealed)
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30.63A.435, Minimum requirement 1: Stormwater site planning process step 6
(Repealed)
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30.63A.440, Minimum requirement 1: Stormwater site planning process step 7
(Repealed)
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30.63A.445, Minimum requirement 2: Stormwater pollution prevention plan (SWPPP) - objectives and applicability
(Amended)
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30.63A.450, Minimum requirement 2: SWPPP - general requirements
(Amended)
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30.63A.455, SWPPP element 1: Preserve vegetation and marking clearing limits
(Repealed)
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30.63A.460, SWPPP element 2: Establish construction access
(Repealed)
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30.63A.465, SWPPP element 3: Control flow rates
(Repealed)
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30.63A.470, SWPPP element 4: Install sediment controls
(Repealed)
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30.63A.475, SWPPP element 5: Stabilize soils
(Repealed)
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30.63A.480, SWPPP element 6: Protect slopes
(Repealed)
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30.63A.485, SWPPP element 7: Protect permanent drain inlets
(Repealed)
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30.63A.490, SWPPP element 8: Stabilize channels and outlets
(Repealed)
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30.63A.495, SWPPP element 9: Control pollutants
(Repealed)
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30.63A.500, SWPPP element 10: Control de-watering
(Repealed)
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30.63A.505, SWPPP element 11: Maintain BMPs
(Repealed)
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30.63A.510, SWPPP element 12: Manage the project
(Repealed)
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30.63A.520, Minimum requirement 4: Preservation of natural drainage systems and outfalls, and provision of off-site mitigation
(Amended)
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30.63A.525, Minimum requirement 5: On-site stormwater management
(Amended)
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30.63A.530, Minimum requirement 6: Runoff treatment - requirements
(Amended)
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30.63A.535, Minimum requirement 6: Treatment facility selection, design and maintenance
(Repealed)
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30.63A.540, Minimum requirement 6: Water quality design flow rate
(Repealed)
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30.63A.545, Minimum requirement 6: Stormwater discharge from PGIS
(Repealed)
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30.63A.550, Minimum requirement 7: Flow control requirements for new development or redevelopment
(Amended)
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30.63A.555, Minimum requirement 7: Flow control thresholds
(Repealed)
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30.63A.560, Minimum requirement 7: Flow control design - parking lots
(Repealed)
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30.63A.570, Minimum requirement 8: Stormwater discharges to wetlands
(Amended)
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30.63A.575, Minimum requirement 9: Inspection, operation and maintenance requirements
(Amended)
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30.63A.580, Minimum requirement 9: Interim maintenance responsibility for facilities and BMPs in the county right-of-way after construction acceptance
(Amended)
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30.63A.585, Minimum requirement 9: Release of owner and applicant from maintenance responsibility for certain facilities and BMPs
(Amended)
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30.63A.590, Minimum requirement 9: Easements granted to the county
(Amended)
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30.63A.595, Minimum requirement 9: Private easements
(Amended)
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30.63A.605, Minimum requirement 9: Separate tracts or easements
(Amended)
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30.63A.700, Minimum requirements for pavement maintenance
(Amended)
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30.63A.710, Separation requirements for drainage facilities
(Amended)
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30.63A.750, Tightline systems required in the Lake Stevens Urban Growth Area
(Repealed)
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30.63A.800, Stormwater drainage review process
(Amended)
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30.63A.805, Targeted stormwater site plan submittal requirements
(Amended)
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30.63A.810, Stormwater pollution prevention plans for small projects
(Amended)
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30.63A.820, Phased submittal of full stormwater site plans
(Amended)
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30.63A.830, Modifications
(Amended)
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30.63A.840, Waivers
(Amended)
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30.63A.860, Drainage inspection process
(Amended)
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30.63A.940, Drainage insurance requirements
(Amended)
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ch. 30.63C, Low Impact Development
(Repealed)