Environmental Forensics: Principles and Applications - Chapter 5 docx

... observation, Geoderma, 45: 51 58 .Kung, J., 1990b. Preferential flow in a sandy vadose zone. 2. Mechanism and implications,Geoderma, 46 :59 –71.Jury, W. and K. Roth, 1990. Transfer Functions and Solute Movement ... include:•Finite-difference• Finite-element• Boundary-element• Particle tracking: method of characteristics (MOC), modified method of character-istics (MMOC), and random walk• Integrated finite-difference ... diffusion of a compound in water and air isdescribed by Equation 5. 14 (Millington and Quirk, 1 959 ):tL = qm10/3/fm2 and tG = (fm – qm)10/3/fm2(Eq. 5. 14)For a non-aqueous phase liquid (NAPL),...

... Week (mg/L) (mg/L)Anaerobic 0 57 0 54 04 420 2608 58 0 340 95 73 54 Aerobic 0 600 650 2 440 4404 54 0 48014 430 260Aerobic 0 600 54 02 58 0 54 04 620 60014 650 50 0©2000 CRC Press LLCimported ... 45% between 1978 and 19 85. The decrease in the demand of chlorinated solvents during1978 to 19 85 reflects the production ban on 1,1,1-trichloroethane (1,1,1-TCA, orTCA) and Freon-113 (1,1,2-trichloro-1,2,2-trifluoroethane). ... references and index.ISBN 0-8 49 3-2 05 8 -5 (alk. paper)1. Environmental forensics. 2. Solvents — Environmental aspects.3. Organochlorine compounds — Environmental aspects. 4. Petroleumchemicals — Environmental...

... < ;50 0.06 < ;50 108 1 250 1.02 < ;50 1 95 9.390 0.42 < ;50 34.8 2010 0.08 < ;50 <0.02 NAa<0.03 NAa 255 41,800 411 330,000318 89 ,50 0 341 223,000 252 22,200 351 192,000217 11 ,50 0 ... intersected the silty sand and a highly permeable sand and gravellayer. Concern about the longer screened, upgradient well diluting the TCE concen-tration via the uncontaminated sand and gravel layer ... In“5YR”, 5 is the middle of the color value between yellow and red color hue (YR).The notation 5/ 6” is the chroma value between 5 and 6.Boring logs often contain soil terminology used by non-geologists...

... 2.0o-Xylene 2.27p-Xylene 1.72m-Xylene 5. 662-Butene 0.3 15 a2-Pentene 0.4 35 aButane 3.831,2,4-Trimethylbenzene 3.26Pentane 3.11aAverage of cis- and trans ©2000 CRC Press LLCconditions and ... 1760Toluene (C6H 5 CH3) 724 51 5 57 3Ethylbenzene (C6H 5 CH2CH3) 197 153 177m-Xylene (C6H4(CH3)2) 196 158 146–173o-Xylene (C6H4(CH3)2) 142 152 213p-Xylene (C6H4(CH3)2)— ... 0.827Mineral spirits 0.793 —Soltrol 0.789 —Jet fuel 0.77–0.84 —JP-4 0. 755 —JP -5 0.788 0.844JP-7 0.779 —JP-8 0.840 —JP-A 0.7 75 —JP-B 0. 757 —Gasoline 0.720 0.729Naphtha (petroleum ether) 0.640...

... locations S1-EX3 and S9-EX5 (see 3a) were also omitted. Sample locations located 30 ft to the east (S 5- 5- PL, S 9-7 -PL), however, were projected onto the A-A¢ transect in 3a and incorpo-rated into ... cross-section. In the case of the transect A-A¢ in Figure6.3(3b), data along the transect that were not used included locations S-EX7 and S 4- 3-PL. Sampling locations within 5 ft of the A-A¢ ... Forensic review of environmental trial exhibits, Environmental ClaimsJournal, 11(1):93–107.Morrison, R. and Erickson, R., 19 95. Environmental Reports and Remediation Plans: Foren-sic and Legal Review,...