EXH0355021243

protect water quality standards. The two particulars to which I will address my statement are the augmentation of stream flow in SeaTac area streams, and the management of stormwater, Both have severe and unacceptable implications for the quality of waters of the state of Washington. 4. During my professional career I served for five years as general manager era water supply utility that operated its own direct filtration potable water treatment system. I trained water ti'eatment plant operators in water treatment methods _d related scientific e principles, supervised major overhauls and construction in the treatment plant, reviewed engineering submittals, and held managerial responsibility for the operations, compliance, and reporting for the plant. I held a Class 3 Water Treatment Operator certification from the State of Washington for ten years.12 5, In my consulting career I have designed and built water treatment systems based on slow sand filtration, coagulation, and disinfection. I have spent much of my professional career on assignments involving the relationship between land use and water quality, both surface and groundwater. I am familiar with the King County Surface Water Design Manual, as well as stormwater management guidance from other jurisdictions. Flow augmentation with stored stormwater is an unproven eon.c_ept19 6. The Port of Seattle intends to augment the low summer flows of the streams in the Vicinity of SeaTac airport with stormwater from storage vaults. The Port relies on the success of this plan to provide an element of reasonable assurance that the SeaTac Master Plan Update…

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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 [...]