EXH2089033384

forthe period June 1, 1997 through June 30, 1998 "_Port of Seattle November 1998 AR 033384 Exhibit-2089 TABLE OF CONTENTS LIST OF TABLES ............................................................................................ ,............... ii LIST OF FIGURES ......................................................................................................... iv LIST OF ACRONYMS ..................................................................................................... v EXECUTIVE SUMMARY........................................................................................... ES-1 1.0 INTRODUCTION .............................................................................................. 1-1 2.0 METHODS ....................................................................................................... 2-1 2.1 GENERAL .............................................................................................. 2-1 2.2 DESCRIPTION AND CATEGORIES OF SUBBASINS ........................... 2-1 2.3 SAMPLING LOCATIONS ........................................................................ 2-2 2.4 STORM SAMPLING PROCEDURES ANDANALYTES .......................... 2-3 3.0 SAMPLING RESULTS ..................................................................................... 3-1 3.1 GENERAL .............................................................................................. 3-1 3,1.1 Method of Data Presentation and Comparisons........................... 3-1 3.2 GRAB SAMPLE RESULTS ..................................................................... 3-3 3.2.1 Fats, Oils,and Grease (FOG) and Total Petroleum Hydrocarbon(TPH) ....................................................................... 3-3 3.2.2 Fecal Coliforms............................................................................. 3-5 3.3 COMPOSITE SAMPLE RESULTS .......................................................... 3-5 3.3.1 Suspended Solids and Turbidity................................................... 3-6 3.3.2 BiochemicalOxygen Demand (BODs).......................................... 3-6 3.3.3 Ammonia ...................................................................................... 3-7 3.3.4 Surfactants ................................................................................... 3-8 3.3.5 Metals ............................................................................................ 3-8 3.3.6 Deicing Event Samples ............................................................... 3-12 November1996 i 976079.23 AR 033385 TABLE OF CONTENTS 4.0 PERFORMANCE OF BEST MANAGEMENT PRACTICES ..................... i........ 4-1 4.1 GENERAL .............................................................................................. 4-1 4.2 SDN2 BMPs............................................................................................ 4-1 4.3 SDS1 BMPs ............................................................................................ 4-2 4.4 SDE4 BMPs ............................................................................................ 4-3 4.5 TAXI YARD BMPs ........ _......................................................................... 4-4 4.6 SUBBASIN SDE4: POLLUTANT SOURCE TRACING ........................... 4-5 4.7 RUNWAY SKID MARK MATERIAL REMOVAL ...................................... 4-5 4.8 OTHER BMPs......................................................................................... 4-6 5.0 CONCLUSIONS ............................................................................................... 5-1 6.0 IDENTIFIED NEW INITIATIVES ....................................................................... 6-1 7.0 REFERENCES ................................................................................................. 7-1 LIST OF TABLES TABLE 1 SUMMARY OF SAMPLING CHANGES UNDER NEW PERMIT TABLE 2 OUTFALL NOMENCLATURE CROSS REFERENCE TABLE 3 OFFSITE INFLUENCES IN STIA MONITORING LOCATIONS TABLE 4 POLLUTANT ANALY'rES,…

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PSCAA Advisory Council Meeting Agenda
Add to CalendarMWednesday Mar 11, 9:00am - 11:35am
1904 3rd Avenue, Suite 105, Seattle, WA 98101
Call to order – Roll Call – Quorum Established – Land Acknowledgement We would like to acknowledge that our Agency operates in four present-day counties, which are the traditional lands of the Coast Salish people, past and present. This acknowledgement does not take the place of authentic relationships with indigenous communities in our jurisdiction and [...]