TagPollution Control Hearings Board(1532)
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1992-02-01
EXH AR028244: Wetland Mitigation Replacement Ratios: An Annotated Bibliography
Annotated bibliography on wetland mitigation replacement ratios, published February 1992 as Publication #92-09 by the Washington State Department of Ecology (Ecology), Shorelands and Environmental Assistance Program, Olympia, Washington. Edited by Andrew J. Castelle, Catherine Conolly, and Michael Emers (Adolfson Associates, Inc., Edmonds, WA) and Eric D. Metz, Susan Meyer, and Michael Witter (W & H -
1992-01-01
Aroclor 1254: Physical Properties and Environmental Fate Data
Reference data sheet for Aroclor 1254 (CAS No. 11097-69-1), a polychlorinated biphenyl (PCB) mixture with molecular weight 327-328.4. The document provides comprehensive physical and chemical properties including water solubility, vapor pressure, Henry’s Law constants, octanol/water partition coefficients, and bioconcentration factors. Environmental fate information is also included, covering half-lives in various media, photolysis, hydrolysis, oxidation, biodegradation, -
1992-01-01
EXH AR037747: Flight Plan Project Draft Final Report and Technical Appendices (Including Draft Programmatic Environmental Impact Statement)
AR037747. Draft Final Report of the Puget Sound Air Transportation Committee’s Flight Plan Project, January 1992, sponsored by the Puget Sound Regional Council and Port Of Seattle with FAA grants. Study findings and draft recommendations for long-term air carrier system needs of the Puget Sound Region, including a Draft Programmatic Environmental Impact Statement. Committee chaired -
1991-09-01
EXH AR034565: An Ecosystem Perspective of Riparian Zones — Focus on Links Between Land and Water
Academic article by Stanley V. Gregory, Frederick J. Swanson, W. Arthur McKee, and Kenneth W. Cummins published in BioScience Vol. 41 No. 8 (September 1991). Presents an ecosystem perspective of riparian zones as three-dimensional interfaces between terrestrial and aquatic ecosystems, focusing on geomorphic processes, valley floor landforms (floodplains, terraces, alluvial fans, active channels), terrestrial plant -
1991-05-01
Replacement ratios: a field assessment of mitigation replacement ratios in Puget Sound
A field assessment study prepared for the Washington Department of Ecology examining mitigation replacement ratios in Puget Sound. The report, authored by Dyanne Sheldon and Deborah A. Dole of Sheldon and Associates, covers methodology, findings, discussion, conclusions, and recommendations regarding compensation site functioning and critical compensation plan components. -
1990-05-01
Baseline Soil and Groundwater Quality Assessment: Seattle City Light Long-Term Lease Option, Seattle, Washington
A baseline soil and groundwater quality assessment prepared by Roy F. Weston Inc. for Boeing Environmental Affairs regarding Seattle City Light’s long-term lease option on property adjoining the Duwamish Substation in Seattle, Washington. The report evaluates soil and groundwater conditions on property that received dredged sediment from the Duwamish Waterway in 1968 and 1985, analyzing -
1989-05-03
Monitoring Well Installation Report, Sea-Tac International Airport
Hart Crowser, Inc. presents results from the installation of three monitoring wells (WY-1, WY-2, WY-3) near Weyerhaeuser Aviation’s underground fuel storage tanks at Sea-Tac International Airport. Field screening indicated no detectable petroleum product contamination in soil samples, and groundwater was not encountered during drilling. The report includes recommendations for maintaining monitoring well integrity and describes -
1987-04-14
EXH AR037745: Regulatory Guidance Letter 87-03 — Section 401 Water Quality Certification
Army Corps of Engineers Regulatory Guidance Letter 87-03, dated April 14, 1987, clarifying requirements for Section 401 water quality certification under the Clean Water Act. Covers when certification or waiver is required before Federal permit issuance, the effect of state denial or court voidance before and after permit issuance, and the ‘reasonable period of time’ -
1984-10-01
EXH AR037232: Guidelines for Deriving Numerical Aquatic Site-Specific Water Quality Criteria by Modifying National Criteria
EPA-600/3-84-099, published October 1984 by the U.S. EPA Environmental Research Laboratory, Duluth, Minnesota. Authored by Anthony R. Carlson, William A. Brungs, Gary A. Chapman, and David J. Hansen from EPA Environmental Research Laboratories in Duluth MN, Narragansett RI, Corvallis OR, and Gulf Breeze FL. Provides protocols for deriving numerical aquatic site-specific water quality criteria by -
1984-01-01
EXH AR037276: Ambient Water Quality Criteria for Copper – 1984
EPA document EPA 440/5-84-031 establishing ambient water quality criteria for copper, published by the U.S. Environmental Protection Agency Office of Water Regulations and Standards, Washington D.C., pursuant to Section 304(a)(1) of the Clean Water Act of 1977 (P.L. 95-217). Authored by Robert W. Andrew (freshwater) and John H. Gentile (saltwater) at Environmental Research Laboratories in