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Appendix 84. The output o r a principal components analysis performed on the isotopic values or seven 4- and S..nng compounds (Fa, Py, BAIChy, BbFlBkF. BePIBaP ) in sam ples and prominent primary and seco ndary sources. a) percentage c f total variance explained by principal components; b) weights or variabl es in the three first princ ipal components, variables ( I S) correspond with the five selected compounds as listed in the caption; c) scores <strong>of</strong> the three first principal components, case nwnbers ( 1.27) correspond with 23 stations and 4 primary and secondary sources as listed in Appendix A4. .) b) Tue Dec 24 199 6 10:44 : 47 AM Component Numbe r 1 2 3 4 5 Princ i pal Components Ana lys i s Percent o f Va r ianc e 66 . 43 40 7 15. 95047 10 . 53852 4 . 97558 2 .10136 Cumula t i ve Percentage 66 .434 07 82 .38454 92 . 92 305 97 . 89864 100 . 00000 Va r i ab l e : I SOSOURC.WEIGHTS ( leng t h = 5 5) (1,1) ( 2 , 1 ) (3, 1) (4 , 1 ) (5, 1 ) 0 . 412587 0 . 41 50 7 0 . 443287 0 . 49 88 9 0 .460537 ( 1 ,2) ( 2 , 2) ( 3 , 2 ) ( 4 , 2 ) ( 5 , 2 ) - 0 . 628282 - 0 . 3 14259 0 .595 63 9 0 .36844 5 - 0 .1263 57 ( 1 ,3) ( 2 , 3 ) (3,3 ) ( 4 , 3 ) (5, 3) 0 . 203497 - 0. 779245 - 0 . 072 5632 1.428 18£ - 3 0. 588302 ----------------------------------------------------------- 262
Appendix IU. (cant.) oj Tue Dec 24 1996 10:49:19 AM Variable: ISOSOURC . PCOMP (lenq t h • 27 5 ) ( I, l ) 0.30271 ( 1,2) 0 . 275548 ( 1 .3) 0 .558 032 ( 2 .1 ) - 0 . 304508 ( 2 , 2 ) - 0 . 2108 12 ( 2 , 3) 0. 5 91 216 ( 3 . 1) - 0 . 265798 ( 3,2) 0. 71 1325 ( 3, 3 ) 0 . 191726 ( 4 .1 ) - 0 . 551218 ( 4 . 2 ) -0 . 479859 ( 4 . 3 ) - 0 . 3 31 055 ( 5 .1 ) - 0 .548823 ( 5,2 ) 0 .198597 ( 5 , 3 ) 0 .2844 ( 6 , 1) - 0 . 603267 ( 6 .2) 0 . 287322 ( 6.3) 0 . 3668 14 ( 7 , 1) - 0 . 99693 7 ( 7 . 2 ) -1. 04 72 5 ( 7 . 3 ) -0 . 0 69356 9 ( 8 ,1 ) - 0 . 49131 5 ( 8,2) 1.09804 ( 8 , 3 ) 0 .952239 ( 9 , 1 ) - 2 . 32706 ( 9 ,2) - 0 . 8 2111 8 ( 9, 3 ) - 0 . 65 1394 ( 10, 1) - 1 . 50 179 (10, 2 ) 0. 043640 6 ( 10,3) - 0 . 0 87469 6 ( 11 , 1) 1.15936 ( 11, 2 ) 0 .011 60 86 ( 11 , 3) - 0 . 2 9 6854 ( 1 2 , 1 ) - 9 . 0 1871 £ - 3 (12, 2) - 0 .46725 ( 12 , 3) - 0 . 5 3771 6 ( 13 , 1 ) 1 . 04 264 (13 .2 ) 0.01738 42 (l3.3) - 0 . 110557 ( 14 , 1 ) 1.13041 ( 14 , 2) - 0 . 905039 ( 14 , 3) 0 .24348 6 ( 15 , 1) -1.69422 ( 15 , 2) 0.0 921472 (15 . 3 ) 1. 59 026 ( 16 , 1 ) - 0 . 31824 3 ( 16 , 2 ) 1 .22332 ( 16,3) - 1.0 6499 ( 17 . 1) 0 .66523 1 (17, 2) 2 .70733 ( 17 , 3 ) - 0 . 47738 5 (l8 , l) -1 . 05674 ( 18 . 2) 1.88928 (18.3) - 0 . 8 17564 ( 19 , 1) - 2 . 4119 8 ( 19 . 2) - 0 . 922 971 ( 19 . 3) - 1. 23 00 1 (20 ,1) 0.962 49 1 (20,2) - 0 .639937 ( 20,3) - 0 . 324 72 (21, 1) 1. 3145 (21 . 2) - 0 . 9 18809 ( 21 .3 ) 0 .371371 ( 22 , 1) - 0 .0286953 (22 , 2 ) -0 . 83 1984 ( 22,3) - 1. 14123 ( 2 3 . 1 ) 3 . 4762 ( 23 , 2) - 0 . 333511 ( 23 , 3 ) 0. 20 48 78 (24 , 1) 1 .64521 ( 24, 2 ) - 0 . 495439 ( 24 . 3 ) - 0 . 8 52421 ( 25 , 1 ) 0. 966239 (25 ,2) 0 .070 4337 (25, 3) 0 .926397 (26 . 1) - 4 . 4520 1 ( 26 , 2) - 0 . 38 72 86 (26 , 3) 1.15 159 ( 2 7 . 1) 4 .89662 (27,2) - 0 .164708 ( 27.3) 0.56031 263
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POLYCYCLIC AROMATIC HYDROCARBONS IN
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composition. Portions ofthe lake th
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TABLE OF CONTENTS . ABSTRAcr._._ _
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6. CONCLUSIONS_._ _....._._._ _ ._
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FIGURE 3.104 CONfIGURATION OF ISOCH
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FIGURE 4 .2.12 SAMPLES AND PROMINEN
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fIGURE 5.3.1 DESCR1Pl1VE MODEL OF S
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APPENDIX B 3 _ T HEoerwt Of A PtUNC
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Ip » Ideno(l,2.3 cd)pyrene NIST =
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Figure L 1.1 The 16 parental polycy
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After release by the primary source
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decomposition processes (O'Malley e
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Figure 2.1.1 The Great Lakes draina
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;: Duluth Chicago 1 J Lake Superior
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are the Black River, the Cuyaho ga
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Figure 1.1.5 The pattern of permane
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sedimentary basins, Western. Centra
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Figure 2. 1.8 Summer (July) air and
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Natural Resources: The lower Great
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American waters under the current U
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continuously overflowed com bined s
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3.1 EXPERIMENTAL 3. METHODS 3.1.1 S
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Table 3,1.1 Locations and types ofs
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Figure 3.12 Extraction and purifica
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hexane. 2) the unsaturated aliphati
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this problem. Ratios ofthe two stab
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Figure 3. 1.4 Configuration ofIsoch
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3.2.1 UNl- AND BIVAJUATE METHODS Th
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f igure 3.2. 1 Mean and range (± s
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utilized the same instrument (Isoch
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Selecting lIt1J'iahlu: It was demon
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w- _ 71
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seven variables with fewer missing
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analysis also employed a greate r n
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description. The second cluster ana
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elationships between different site
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Figure 4.1.3 Regression ofthree fir
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Figure 4.[.5 Isotopic composition (
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Figure 4.1.6 Weights ofvariables (c
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Figure 4.1.8 Distri bution ofsample
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those at the majority ofstations. S
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Ion, 969, 971, 357, 358). In additi
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Figure 4.2.3 Samples and prominent
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analysis supported some ofthc previ
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, ", Is , , >\ ryr " II ,- - , I ,
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11'
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sources (Fi g. 4.2 .5c). This compo
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Figure 4.2.7 The relative contribut
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".1.1.2 Miring CllrIIU (isotopic co
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Figure 42.9 Samples and promin ent
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Figure 4.2. 13 Samples and prominen
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It is difficult to differentiate be
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Figure 4.2.18 Weights ofvariables (
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Figure 42.19 Distribution ofsamples
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5.1 SPATIAL DI STRIBUTION s. DISCUS
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f igure 5.1.1 Zones coinciding with
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f igure 5. 1.2 Average and range (
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Figure 5.1.4 Zones (clusters) in th
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Figure 5.1.5 Direction ofthe mean s
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The location ofthe third station at
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Figure 5.1.7 Station locations and
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5.1.4 and Section 4.1.2). This clus
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Figure 5.1.1 1 Statioo locations an
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unaffected by the contaminated flow
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this station is die clo$esf to the
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samples and sources (Fig. 52.1 and
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There is yet another observation po
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with the relative contribution ofdi
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Table S.l.1 Six dusters identified
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the three previous ly identified zo
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contribution from petroleum related
Page 231 and 232: (Fig. 4.2.7). Finally. this site co
Page 233 and 234: Snow melt and sewer releases seem t
Page 235 and 236: importance ofcombustion-derived PAR
Page 237 and 238: Intens ity o(degradation (the South
Page 239 and 240: where this importance is somewhat r
Page 241: Figure 5.2.5 Station tocatices andz
Page 244 and 245: :2 for molecular composition assume
Page 247 and 248: ange of Slatistica1 variat ion of t
Page 249: Figure 5.].1 Descriptive model ofso
Page 252 and 253: conveyed into the river through dir
Page 254 and 255: molecular composition. Its applicat
Page 256 and 257: Canton L. and Grimal t 1. O. (1992)
Page 258 and 259: Howell E. T., Marvin C. H., Bilyea
Page 260 and 261: Olson F. C. W. (l950) The currents
Page 263 and 264: Willett P. (1981) Similarity and cl
Page 266: t Apprndb AI. [cout.) bl S,.lioD A<
Page 271 and 272: Appendill A6. The two-component mas
Page 273: Appendix A7. (cont.) Xl. = X llVt r
Page 277: • ass
Page 281: Appendix 82. (cont.)
Page 290: AppendiI C3. (cont.) Coo c.eo lrati
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