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1 ] <br /> 2019 SWMMWW MINIMUM REQUIREMENTS SUMMARY <br /> MR : MINIMUM REQUIREMENT <br /> SSP : STORMWATER SITE PLAN <br /> MR#1 PREPARATION OF STORMWATER SITE PLAN: <br /> This stormwater site plan follows the 2019 Stormwater Management Manual for Western <br /> Washington. <br /> MR#2 CONSTRUCTION OF STORMWATER POLLUTION PREVENTION <br /> PLAN(SWPPP): <br /> Refer to section IV for the SWPPP. <br /> MR#3 SOURCE CONTROL OF POLLUTION: <br /> Onsite BMPs will be used to minimize the source pollutant sources that include <br /> parts/vehicle cleaning, spills/leaks of fuel and other liquids,replacement of liquids, outdoor <br /> storage of batteries/liquids/parts, and vehicle parking. <br /> MR#4 PRESERVATION OF NATURAL DRAINAGE SYSTEMS AND <br /> OUTFALLS: <br /> The runoff from the site will be infiltrated and will continue the natural drainage pathway <br /> of the site. <br /> MR#5 ONSITE STORMWATER MANAGEMENT: An infiltration drywell per BMP <br /> T5.10A will be located in the northwestern portion of the site to infiltrate runoff from the <br /> impervious areas. BMP T5.13 Post-Construction Soil Quality and Depth will provide <br /> additional stormwater management for the site. <br /> Insight Engineering Co. -Stormwater Site Plan 6/22/2022 <br /> -4- <br />