EXH0427022393

: for ti_epriod June:.11-11997through Ju 30, i998 : " ' . . .. 'T" . • .. , , .,_ ' . .._ ..'. .,_ : "' .!. _ : I_'.':.... "..-.,- , .-,- . ._-: -. " .. ',...".- ,-'.'._',"::.,v.'. -.':.." ':.,: ' , Pert OfSeattle .." :..:i ::....,!.': .. '-, * L- I . - .. *, , ," . " , • " . . . . .° _ - .,: , * ,: , .. , -_ ..... ' . . -.. : • . ,. :..," . .. ' . -November 1998 " - : .,,,. • • , : . - : :'... ,,.. • o . 'C# - ,- ,, o . . ,. ;. ===- AR 022393 -= TABLE OF CONTENTS LIST OF TABLES ............................................................................................................ ii LIST OF FIGURES ......................................................................................................... iv LIST OF ACRONYMS..................................................................................................... v EXECUTIVE SUMMARY.......................................................................................... : ES-1 t 1.0 INTRODUCTION.............................................................................................. 1-1 -2.0 METHODS ....................................................................................................... 2-1 _) 2.1 GENERAL ............................................_................................................. 2-1 2,2 DESCRIPTIONAND CATEGORIES OF SUBBASINS ........................... 2-1 2.3 SAMPLING LOCATIONS........................................................................ 2-2 2.4 STORM SAMPLING PROCEDURESAND ANALY-]'ES.......................... 2-3 l ! -3.0 SAMPLtNG RESULTS ..................................................................................... 3-1 3.1 GENERAL .............................................................................................. 3-I3.1.1 Method of Data Presentationand Comparisons ........................... 3-1 . 3.2 GRAB SAMPLE RESULTS..................................................................... 3-33.2.1 Fats, Oils, and Grease (FOG) andTotal Petro]eurn Hydrocarbon (TPH) ....................................................................... 3-3 3.2.2 Fecal Coliforrns............................................................................. 3-5 3.3 COMPOSITE SAMPLE RESULTS............... _.......................................... 3-5 3.3.1 Suspended Solids and Turbidity ................................................... 3-63.3,2 Biochemical Oxygen Demand (BODs).......................................... 3-6 3.3,3 Ammonia ...................................................................................... 3-7 3.3,4 Suffactants ................................................................................... 3-8 3.3,5 Metals ........................................................................................... 3-8 3,3.6 Deicing Event Samples...............................................................…

Open full document

Upcoming Events

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 [...]