TagPollution Control Hearings Board(1532)

Academic paper by Donald W. Glenn III, Dingfang Liu, and John J. Sansalone (Louisiana State University, Department of Civil and Environmental Engineering) examining heavy metal partitioning in highway storm water runoff. Study conducted at an instrumented experimental site on Interstate 75 in urban Cincinnati over eight rainfall runoff events across two years. Analyzes Zn, Cu,

Reference list compiled by Peter Willing, Ph.D., of documents relied upon in testimony regarding the 401 Water Quality Certification for the Third Runway at Sea-Tac Airport. Sources cited include studies on highway runoff chemistry, heavy metals partitioning, urban stormwater BMPs, treatment wetlands, NPDES permits, and Port of Seattle annual stormwater monitoring reports (1998–2001). Key references

Exhibit B reference list (AR 026425–026427) compiled in connection with Port Of Seattle environmental monitoring at Seattle-Tacoma International Airport (Sea-Tac Airport). Cites sources on stormwater toxicity, aircraft deicing and anti-icing fluids (ethylene glycol, diethylene glycol, propylene glycol), NPDES permit WA-002465-1, aquatic life impacts, benthic index of biotic integrity, Puget Sound sediment quality guidelines, Des Moines

Wetland mitigation calculations table for Vacca Farm, AR026409, detailing compensation actions, action acres, credit acres, and adjusted acreages. Includes Wetland Restoration (Ratio 1:1) for Lora Lake fill removal (1.0 acres) and Prior Converted Croplands (6.60 acres, adjusted to 3.30 per Washington State Ecology wetland documentation). Wetland Enhancement (Ratio 1:2) covers Wetlands A1, A1a, A2, A3,

City of SeaTac Municipal Code section 15.30.340 and King County Code section 21A.24.360 establishing stream development standards and minimum buffer requirements from the ordinary high water mark (OHWM). Specifies buffers for Class 1 streams (100 feet), Class 2 streams used by salmonids (100 feet), Class 2 streams not used by salmonids (50 feet), and Class

Exhibit 696 placeholder page indicating the document was not present at time of scanning. Administrative record reference AR 026131.01. No substantive content available; document absent from scanning batch.

This document is a placeholder page indicating that Exhibit 691 was not available at the time of document scanning. It is associated with administrative record reference AR 025988.01. No substantive content is present.

This is a cover page for a 30% design submittal document prepared by HNTB Corporation related to Third Runway Embankment Construction Phase 4 at Sea-Tac Airport. The document is noted as an oversized exhibit with no date provided. It is part of the administrative record (AR 025787).

This flowchart outlines the process for site-specific application of water quality standards at the Port of Seattle, beginning with a WER (Water Effect Ratio) Screening Toxicity Study using waterfleas to test outfall and receiving water. The process progresses through range finding studies, a WER Work Plan, and Ecology approval before culminating in a WER Definitive

Exhibit 2238, Administrative Record AR 034933.01, was not present at the time of scanning. No substantive content available; placeholder page only. Document is part of the administrative record indexed as AR 034933.01.