TagACC(1534)

State of Washington Department of Ecology notice dated 19 December 1997 of application for Water Quality Certification under Section 401 of the federal Clean Water Act of 1977 (PL 95-217), certifying compliance with Sections 301, 302, 303, 306, and 307, and for Certification of Consistency with the Washington State Coastal Zone Management Program under Section

Hearing Examiner Findings, Conclusions, and Decision in case No. HE 96-04, Airport Communities Coalition (ACC) — comprising City of Des Moines, City of Burien, City of Federal Way, City of Normandy Park, City of Tukwila, and Highline School District #401 — versus Port Of Seattle regarding adequacy of the SEPA Environmental Impact Statement (EIS) and

WAC Chapter 173-201A establishes water quality standards for surface waters of the State of Washington under RCW 90.48, including definitions for AKART, background conditions, best management practices (BMP), fecal coliform, mixing zones, pH, turbidity, wetlands, nonpoint source pollution, and trophic state. Covers general water use and criteria classes (Class AA extraordinary), dissolved oxygen standards, fecal

1997 Des Moines Creek Basin Plan, November 1997, prepared by the Des Moines Creek Basin Committee comprising City of SeaTac, City of Des Moines, Port of Seattle, and King County. Project technical team led by King County Department of Natural Resources, Water and Land Resources Division, with contributors including David Masters, David Hartley, Alan Johnson,

Figure 1 from the Des Moines Creek Basin Plan (1997), a map produced by DNR GIS/Cartography/Graphics Unit showing water features and potential wetland mitigation sites in the Des Moines Creek Basin. Covers areas including Burien, Normandy Park, SeaTac, Tukwila, Des Moines, Kent, and unincorporated King County. Map legend identifies basin boundary, streams, piped streams, wetlands,

This 1997 Annual Stormwater Monitoring Report, prepared by Scott Tobiason of Port of Seattle Environmental Services, documents water quality data collected from Seattle-Tacoma International Airport's stormwater discharges between July 1, 1996 and May 31, 1997. The report analyzes discharge samples from stormwater outfalls across the airport's drainage basins, comparing results to regional and national benchmarks, and notes that improvements from newly installed Best Management Practices (BMPs) would be evaluated in the following year's report. It was submitted to the Washington Department of Ecology in fulfillment of Special Condition S.9 of the airport's NPDES permit.

This 1997 report by Science Applications International Corporation characterizes sediment quality in the Duwamish Turning Basin near Seattle, Washington, as part of the Hamm Creek Restoration Project. It presents results from chemical testing, biological bioassays, and sediment sampling to evaluate contaminant levels and compare them against sediment management standards. The study was prepared for the U.S. Army Corps of Engineers, Seattle District.

This document contains aerial photographs of Seattle-Tacoma International Airport (Sea-Tac) taken in 1997 and 1998 by Walker & Associates, a photogrammetric and GIS services firm based in Seattle, WA. The images show the airport's runways, taxiways, terminal area, and surrounding residential and commercial neighborhoods from above. Accompanying metadata indicates the 1997 photograph was taken on August 31, 1997, at an approximate print scale of 1 inch equals 2,300 feet, under negative number 1197 SeaTac PP-2.

FAA Northwest Mountain Region Record of Decision (ROD) dated July 3, 1997, providing final Federal Aviation Administration approval for Sea-Tac International Airport Master Plan Update development actions adopted by Port of Seattle (POS) Commission Resolution #3212 (August 1, 1996) and amended by Resolution No. 3245 (May 27, 1997). Approves a new 8500-foot dependent air carrier