Fromm Applied Technology ^0000028Fromm Applied Technology 13129 N. GREENBAY ROAD MEQUON, WISCONSIN...

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Fromm Applied Technology ^0000028 13129 N. GREENBAY ROAD MEQUON, WISCONSIN 53092 (414)242-4280 Report on the Electromagnetic and Magnetic Surveys Conducted at the Fadrowski Drum Disposal Site Franklin, Wisconsin for Warzyn Engineering, Inc. Madison, Wisconsin by Fromm Applied Technology Mequon, Wisconsin October 13, 1988 EPA Region 5 Records Ctr. 208089 afrtSla

Transcript of Fromm Applied Technology ^0000028Fromm Applied Technology 13129 N. GREENBAY ROAD MEQUON, WISCONSIN...

Page 1: Fromm Applied Technology ^0000028Fromm Applied Technology 13129 N. GREENBAY ROAD MEQUON, WISCONSIN 53092 (414)242-4280 Abstract In August of 1988, electromagnetic and magnetic surveys

Fromm Applied Technology ^ 0 0 0 0 0 2 813129 N. GREENBAY ROADMEQUON, WISCONSIN 53092(414)242-4280

Report on theElectromagnetic and Magnetic Surveys

Conducted atthe

Fadrowski Drum Disposal SiteFranklin, Wisconsin

for

Warzyn Engineering, Inc.Madison, Wisconsin

by

Fromm Applied TechnologyMequon, Wisconsin

October 13, 1988

EPA Region 5 Records Ctr.

208089

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Fromm Applied Technology13129 N. G R E E N B A Y ROADMEQUON, WISCONSIN 53092( 4 1 4 ) 2 4 2 - 4 2 8 0

Abstract

In August of 1988, electromagnetic and magnetic surveys hadbeen conducted over the Fadrowski Drum Disposal Site,Franklin, Wisconsin. The following was interpreted from theresults:

1. Approximately one third of the site could beconsidered to be fill area containing a noticeable amountferrous material.

2. In addition, about one fifth of the site show signs ofhighly conductive soil in the eastern most portion, whichis untypical of the whole site.

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Fromm Applied Technology13129 N, G R E E N B A Y ROADMEQUON, WISCONSIN 53092( 4 1 4 ) 2 4 2 - 4 2 8 0

Table of Contents

Title Page i

Abstract ii

Table of Contents iii

List of Figures iv

Introduction 1

Overview of Geophysical Theory 1

Methodology 2

Conclusions 2

Quality Assurance 3

STANDARD DISCLAIMER 4

Appendix A - Fadrowski Site Electromagnetic Data

Appendix 8 ~ Fadrowski Site Magnetic Data

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Fromm Applied Technology13129 N. GREENBAY ROADMEQUON, WISCONSIN 53092(414)242-4280 List of Figures

1. Figure 1: Fadrowski Site High Em Values(50 to 100 mmhos/m)

2. Figure 2: Fadrowski Site Medium Em Values(30 to 50 mmhos/m)

3. Figure 3: Fadrowski Site Low Em Values(0 to 20 mmhos/m)

4. Figure 4: Fadrowski Site Base Map

5. Figure 5: Fadrowski Site Electromagnetic Station Locations

6. Figure 6: Fadrowski Site Low Magnetic Changes(-1000 to -100Gammas)

7. Figure 7: Fadrowski Site Medium Magnetic Changes(-100 to100 Gammas)

8. Figure 8: Fadrowski Site High Magnetic Changes(100 to 2000Gammas)

9. Figure 9: Fadrowski Site Magnetic Station Locations

10. Figure 10: Fadrowski Site Repeated ElectromagneticStations

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Fromm Applied Technology

Introduction

13129 N. GREENBAY ROADMEQUON, WISCONSIN 53092(414) 242-4280

From August 15th through August 19, 1988, an electromagnetic andmagnetic survey was conducted over approximately 20 acres of theFadrowski Drum Disposal Site, Franklin, Wisconsin (Warzyn projectnumber 13452). The objective of the surveys were to delineatepossible fill areas and to locate possible buried iron richobjects(e.g. drums). A complete site description and history canbe obtained from Warzyn Engineering, Inc., Madison, Wisconsin.

Overview of Geophysical Theory

A brief tutorial in geophysical methods and theory is providedhere for those who are unfamiliar with Electromagnetic andMagnetic Surveys.

In electromagnetic surveys, a transmitter produces anelectromagnetic field which induces a current into the ground.This induced current generates its own electromagnetic fieldwhich is a reflection of the soils' bulk conductance. Thissynthesized field is detected by a receiver that translates theamplitude and phase of the electromagnetic field into a numericalvalue of conductance. Electrical conductors, generally iron, lessthan ten feet deep will result in field distortion and yield"zero" or negative values of conductance. Hence, shallow metallicobjects are easily identified by their negative or "zero" valueof conductance. If the metallic object(s) is/are too deep forfield distortion then the Em may lead to an abnormally high valueof conductance.

Magnetic surveys use a magnetometer to measure the earth'smagnetic field. In this study, a proton magnetometer was used tomeasure the intensity of the earth's total field. Othermagnetometers may measure a horizontal or vertical component ofthe earth's magnetic field or the gradient of any component. Theearth's local magnetic field is easily distorted by the presence° fgrr.oug materials, thus creating mappable variations oranomaliesthat locate onljf the presence of buried ferrousobjects. However, cultural noise, such as a power-line, may leadto measurement errors.

Magnetic and electromagnetic methods can not absolutely determinethe depth of burial or the type of metallic object that isburied. This means that these surveys generally can notdistinguish between a couple of barrels or a small engine block.The source of the anomalies must be independently determined.Furthermore, these methods cannot define the actual form of themetallic objects but they can provide an excellent approximationof the horizontal extent of the metallic object(s), whatever theform.

Penetration of the electromagnetic (Em) gear can range from thesurface (near surface metallic objects can inhibit deeperpenetrations) to fifteen feet depending on the size, the shape,and the metallic object's depth of burial. In contrast, themagnetic's depth of investigation can theoretically be as deep as

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sixty feet for a 1°°° pounds of iron. For a buried metallicobject, Em surveys produce spatially smaller anomalies on acontour map, thus, more accurately delineating the actual size ofthe object.

Methodology

The area covered at the Fadrowski site was chosen by WarzynOversite Personnel and then gridded on twenty foot centers. Over3000 readings were taken. The distance between stations wastwenty-five feet. See Figure 5: Fadrowski Site ElectromagneticStation Locations and Figure 9: Fadrowski Site Magnetic StationLocations for the locations of the stations occupied. The (0,0)station was located 150 feet north and 4 feet west of a city firehydrant located on the street and at the midpoint of the site.

A Geonics Em 31D Electromagnetic Terrain Conductivity Meter wasused to take conductivity measurements. All electromagnetic datawas recorded on a TRS Model 100 portable computer, and later uploaded into a mainframe system.

An EG&G Geometries G856AX Portable Proton Precession Magnetometerwith built-in digital memory was used to take total fieldmagnetic readings on each of the three grids. All readings weretaken at an approximate height of five feet from ground level.Field data was stored in the built-in digital memory of themagnetometer and then later up loaded into a mainframe system.The plotted data is the difference between the field station andthe time dependent base station.

Conclusions

Interpretation of the data has been broken down into three parts:class one anomalies(delineation of the landfill), class twoanomalies and class three anomalies.

Class one through class three anomalies are based on size, theirrelative intensity, and correlation between other contour maps.Class one anomalies(fill area) are some of the largest, producethe greatest change in values, and are detected both magneticallyand electromagnetically. Class one anomalies are seen in two ofthe data sets. Class two anomalies are electromagnetically and/ormagnetically intense and are most likely due to buried metallicobject(s) at depth. Class three anomalies are mainlyelectroraagnetically significant and are caused by buried metalquit deep(possible shallow but then small in size), or highlyconductive clays, which could be contaminated. In this report,class one anomalies are colored coded in red, class two anomaliesin green, and class three anomalies in blue. A quantitativedefinition of the three classes are provided in Table 1.

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Table _1

Anomaly Class Color Definition Meaning

Class one Red Em < 30mmhos/m and FillMag > 100 gammas Area

Class two Green Em < 10 mmhos/m or Buried MetalMag. > 100 gammas

Class three Blue Em > 50 mmhos/m Deep MetalHighly Cond.Clays(PossibleContain. )

The Fadrowski Site shows evidence of one large fill area, severalisolated anomalies indicating buried metal, and one large andhighly conductive anomaly. The fill area is best described by theclass one anomalies labeled anomaly #1 in Figure 2: FadrowskiSite Medium Em Values(30 to 50 mmhos/m) and anomaly #2 in Figure8: Fadrowski Site High Magnetic Changes(100 to 2000 Gammas).Within the assumed fill boundaries, three class two anomalies(anomalies #3, #4, and #5) can be found in Figure 3: FadrowskiSite Low Em Values(0 to 20 mmhos/m). Indications of anomalies #4and #5 are also seen in Figure 8. Figure 8 reflects many classtwo anomalies. In fact, any magnetic variance greater than 100Gammas may be due to buried ferrous objects. Anomaly f6 in Figure8 could potentially be caused by a large bill board sign.

The site contains only one class three anomaly, anomaly 17. Thisanomaly may be due to buried metal at a great depth causing highvalues of conductance, however there is not any magnetic anomalyassociated with it. This anomaly could imply the presence ofabnormally high ion concentrations in the soil unrelated toferrous objects at depth. Because clays have such a large rangeof conductivities associated with them, it is not possible todetermine whether the elevated conductivities are due tocontaminated ground water or naturally occurring saturated clays.Anomaly #7 may require further investigation to determine itsorigin.

Quality Assurance

The repeatability of the electromagnetics and magnetics wasestablished in the field for quality assurance and qualitycontrol(QA/QC). To exhibit QA/QC, several transects wererepeated. Figure 10: Repeated Electromagnetic Stationsgraphically shows the excellent repeatability of theelectromagnetic gear. Magnetic transects were not recordedbecause of memory limitations but yielded results equivalent tothe electromagnetics.

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Fromm Applied Technology13129 N. G R E E N B A Y ROADMEQUON, WISCONSIN 53092(414)242-4280

STANDARD DISCLAIMER

The objective of any geophysical survey is to define theexistence and configuration of features at depth. However, thesefeatures may bear a highly complex relationship to thegeophysical measurements recorded. Therefore, conclusions drawn,no matter how logically deduced, should not be misconstrued asfact. We shall not and will not, except in the case of gross orwillful negligence on our part, be liable or responsible for anylosses, costs, damages or expenses incurred or sustained byanyone resulting from any interpretation made by any of ourofficers, employees and agents or by anyone else not related toFromm Applied Technology who might base interpretations andopinions on our geophysical surveys.

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Fromm Applied Technology13129 N. G R E E N B A Y ROADMEQUON, WISCONSIN 53092(414)242-4280

Appendix A - Fadrowski Site Electromagnetic Data

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mmhos/m233535343431 DPOOP13 DP15 barrel15 DP17 DP16 dp38 8/18/8850 D44 D26 8/18/8825 8/18/8828 8/18/8828 8/18/8828 8/18/8834 8/18/8834 8/18/8833 8/18/8836 8/18/8830 DP24 DP21 DPHDP23 DP24 DP20 DP3839 D45 D262325272632343636 DP28 DP21 DPHDP23 DP24 DP19DP

Comments

DP

bat. check8/18/888/18/88

262329272733333335

8/18/888/18/888/18/888/18/888/18/888/18/888/18/88

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X35363636363636363636363636363637373737373737373737373737373838383838383838383838383839393939393939

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mmhos/m CommentsH D P3639 STEEL CULVERT39 D242626253032363936 DP27 DP15 DP353652 D28 MANHOLE2423242833354541 DP26 DP20 DP3838292821 D2323273431 DP38 DP43 DP39 DP363742 D2727 D2123

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X39393939393940404040404040404040404040414141414141414141414141414242424242424242424242424343434343

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mmhos/m293732 DP35 DP39 DP39 DP3637313028 D20223139363024 DP44 DP3437 D313327D2122294041333134 DP3336313232 D202127364235353535323644 D

Comments

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X43434343434343505050505050505050505051515151515151515151515152525252525252525252525252525252525252

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mmhos/m19198035414137566542454436714340587045614241413553344662585543604541423965444565757462535051535763

M A N A R D E M;.C5

CommentsD

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D

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DITCH8/18/888/18/888/18/88

384360

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696966574947495358

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X52525252525353535353535353535353535353535353535353535353535454545454545454545454545454545454545454

Y1415161718-5-4-3-2-10123456789101112131415161718-5-4-3-2-101234567891011121314

mmhos/m61575251444065464042395538506085888171565050495555514849414157444346425037476064677072595244454446

MANARDEM.CS

CommentsPOND 8/18/88POND 8/18/88POND 8/18/88POND 8/18/88

8/18/88 39

WATER DITCHDITCH

WATERWATER

DITCH WATERDITCH

58524848

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X54545454555555555555555555555555555555555555555555555555565656565656565656565656565656565656565656

Y15161718-5-4-3-2-10123456789101112131415161718-5-4-3-2-10123456789101112131415

mmhos/m47534637415843434642604452555355677977604947474550474537395244414340644443504951586677645349484343

MANARDEM.CS

Comments

DITCH WATER

WATER

DITCH WATER

DITCH

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Y161718-5-4-3-2-10123456789101112131415161718-5-4-3-2-1012345678910111213141516

MANARDEM.CS

mmhos/m Comments4542353954 DITCH WATER4440423941 DITCH42484746475563676153484440414342403752 D4138383445 D384551494853575855524945404038

X56565657575757575757575757575757575757575757575757575758585858585858585858585858585858585858585858

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X58585959595959595959595959595959595959595959595959596060606060606060606050606060606060606060606060

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-4-3-2-101234567891011121314151617

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MAN.-

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8/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/888/18/88

Comments

35444751514953575550464139363431

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Y18012345678910111213141516171801234567891011121314151617180123456789

MANARDEM.CS

mmhos/m Comments31 8/18/88 313232D=DITCH36455657535149515149444138373432313333 D39435864575149464340343435373534333334 D4349586158524946

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Comments

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X66666666666666666666666666666666666767676767676767676767676767676767676768686868686868686868686868

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mmhos/m505551484239394040383128292934444351494850514741383531323231282930334346514844434731 MANHOLE35292727273231

Comments

afrt51a Page 22

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M A N A R D E M . C S V

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battery

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check

mmhos/m29313237414552 W50403638373126282933353433353739434545433833313331273135373735353839434746

Comments

Aug-17 1988BATTERY CHECK

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Fromm Applied Technology13129 N. G R E E N B A Y ROADMEQUON, WISCONSIN 53092(414) 242-4230

Appendix B - Fadrowski Site Magnetic Data

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ALLMAG.XLS

X00000000000011111111111

Y Delta Gamma012345678910110123456rjf

8910

-62.238737.83871

-113.436.84677131.8081145.5984-9.71129-118.55

49.196773.758065-181.495-9.28871-65.1113-15.33065.608065-0.12581-2.674190.264516122.087111.03871-4.76613-45.3016-140.692

OH -1L. 598.8~4o2:2222222222

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~7TT99l£-89.22265.858C6525.1677433.6354834.0177439.32742-14.791938.3741932.440327.706452-27.57262.570968-101.01510.77692

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ALLMAG.XLS

X444444444455555555555566666666666677777

C-Z-—777777888

Y234567891011012345678910110123456789101101234 _5

67891011012

Delta Gamma33.8692340.0538571.5538544.08462-3.7076948.7846256.8692336.2153817.29231-114.754-129.28828.6029939.7846236.9615474.7384617.29231161.469284.0538587.1153855.1307739.20769-80.9385-57.957220.7552232.6582110.9547361.54478141.3413-69.675168.1278650.940359.3786146.72985-24.706-174.673-22.08

30.67333-14.94

7.853333436 113£112.406717.22667

17.285.3

35.353334.286667-203.113-48.7667

-4.14

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ALLMAG.XLS

X88s^

88888899999999999910101010101010101010101011111111111111111111111112121212

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112.50~6*779.62

61.8533395.8933358.52667-0.16667-225.1276.609091-53.321248.13636-57.1818125.3606-139.109140.621294.8151583.6454553.78788-8.95455-64.812141.1303-56.7394108.554562.0333326.16364203.9667325.8576 '131.848587.9787973.74545146.0636-9.030342.4151532.2727355.4787921.53636-14.3061

334.9105.6939166.4545217.960688.1939443.09091-69.3818-170.742194.387965.50606

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X12121212121212121313131313131313131313131414141414141414141414141515151515151515151515151616161616

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56789101101234

Delta Gamma128.9091-47.7333251.7848-3.68485224.0212168.0121140.6303-12.7273361.8759 -141.672193.2624121.90283.943262160.1809-91.0816-14.7411241.9993323.234205.8546144.7752220.9589-13.8617101.19522.44326

188.2101.253910.2964526.93617165.5787278.5326 ,354.0865 «44.64043213.58940.529787110.2929118.7504192.496596.35106-97.005792.94894214.6922200.6468170.5816143.2305-133.75268.2872374.92128-7.32766-15.4879

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X161616161616161616161616161717171717171717171717171717171717171718181818181818181818181818181818

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-283.180272-78.2541-452.833-157.643-570.971-429.754-118.522138.440456.58865114.622770.1680992.9248224.0645497.82128270.9723167.6262236.568853.23972

13.35-69.7942-375.073554.787O

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ALLMAG.XLS

X181819191919191919191919

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103.3726

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ALLMAG.XLS

X21212121212121212121222222222222222222222222222222222222222323232323232323232323232323232323232324

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Delta Gamma71.52957275.5763101.0145-31.257170.16701-15.934145.9857-202.928141.1545291.0439-23.6376136.476921.37312162.257

104.535.1634472.09624165.7392108.233337.4274284.6521543.14624

29.2528.39082-303.353113.4129128.75

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ALLMAG.XLS

X24242424242424242424242424242424242424242424242424242424242425252525252525252525252525252525252525

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Delta Gamma64.90046156.9032104.9921108.736

87.61898257.258677.9134363.3118393.2240715.5569978.2347270.25108-34.2926139.014533.6342660.79839223.2287182.67277.75556131.8048131.666275.9397861.82546133.2286-112.9728.2081615.853742.60408219.33577-25.845563.78333118.3727-14.870447.25417214.594970.03056226.306579.4472240.0041797.0611164.16944217.9102145.4143-146.1591.2877653.5741519.98367104.4585263.8333

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ALLMAG.XLi

X26262626262626262626262626262626262626272727272727272727272727272727272727272727282828282828282828

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Delta Gamma-81.7128.52824161.9495487.30602274.632931.1268553.9699129.5939879.22083154.028790.4717680.76065-549.493414.8724158.960562.99286-30.93847.2829273.110569-96.983338.9763951.43333134.0903398.7528'26.6638953.0560299.68056126.8727118.129679.88657196.01395.49285753.49286-149.762-125.89-0.16054113.1122-212.914-641.554-1223.34-437.77351.9157488.65602139.5745352.8662299.893173.8523190.9601959.15185

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ALLMAG.XLS

X28282828282828282828282829292929(£929292929292929292929292929292929303030

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ALLMAG.XLS

X3030303030313131313131313131(3131313131313131313131313232323232323232323232323232323232323232323333

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ALLMAG.XLS

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188.321242.94242

95.5-106.742-35.3909401.1636 -470.5788 308.7364117.8818-123.67ir79j68j?181.0394355.3697 \/144.8545104.4606-17.487913.43333213.8848 /491.4303 232.6758127.418258.05758-109.191-5.26364261.5818149.4061126.206140.75455-127.021293.9242273.7788276.3424117.6061100.9636-59.4121-73.3455245.3182180.5758127.9515101.397

-59.7242178.530378.87273

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ALLMAG.XLS

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-2-1-5-4-3-2-1012345678910111213141516

Delta Gamma500.2182144.7667118.003

58.65152-153.067195.0152155.0424158.5364131.881859.32121-30.7636295.1576438.3212161.1697125.718282.67576-335.573-74.85

56.7960511.1210555.1491274.15877-69.619363.9434217.7539565.3162362.59386-74.888640.3929826.3846581.18772-53.2689205.784599.7323978.5802895.31127102.459297.349388.8014193.666287.1971891.6704288.9183180.7478934.2807729.33718-48.9154143.35

-23.5667

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ALLMAG.XLS

X52525353535353535353535353535353535353535353535353535454545454545454545454545454545454545454545454

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Delta Gamma-24.8833

61.4-76.857965.8469319.6153565.4526366.37061165.947998.8591591.0197294.4887389.9408592.9014196.5619768.0563484.0760683.2028277.5464838.716979.5397476.7923173.7166769.1512842.8038551.0205143.77308-7.3228164.80307-42.256169.6043967.0013282.9788769.616993.8140890.0450787.5352180.9253567.2070480.2887372.8704276.8605674.3591567.6985979.4397477.0692370.5435981.7551371.2205171.70385

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ALLMAG.XLS

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Y18-5-4-3-2-101234567891011121314151617-5-4-3-2-1012345678910111213141516171818

Delta Gamma49.37821127.805764.95263-7.6276366.3758862.8276324.2323980.9676184.5197275.7549384.8154966.3253541.5690186.3563480.0859277.6802874.99155174.743781.8705181.5769279.6564130.5179566.6884674.7230842.336466.39342-28.196963.1407967.1583371.92676-1.4760654.9760683.6140882.9042388.3943769.2676114.3662

81.8887383.4450779.8760662.849380.6384682.1320585.4884693.9910382.2743688.385945.67821-71.5833

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ALLMAG.XLS

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Delta Gamma-16.732966.41447-238.66867.5035157.68465111.609963.9126885.0309981.166278.5352180.87887-38.484572.9676183.1028273.3211379.68169132.476185.8974488.9320587.0756489.4012883.8269284.4615468.9141-52.967167.66623130.860166.5706160.41535-27.259233.9281778.7014177.0408578.5802871.2450753.4352168.516967.1647967.3549360.5450759.3084581.7974490.8269294.7012895.8397494.6423193.11667

175.373.15351

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ALLMAG.XLS

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Delta Gamma65.7136171.386461.5421163.6482590.733885.8131165.2704268.0535579.52254-39.115373.6746530.0595677.8183128.1907173.870428.93278777.650764.4639369.66901-55.27765.8957727.3087476.1309937.1508269.466219.992936.6098623.2240496.8012893.1448789.7512894.3769280.264186.8692393.8846274.786425.15877116.3193131.3917129.625196.197878.87923-75.3414.11694-5.41421-10.1454-51.6093-3.74044-28.2716

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Y9101112131415161718012345678910111213141516171801234567891011121314151617180

Delta Gamma24.886342.544262-36.682139.134657.88205-7.93462-35.7513-20.5679-12.1756-38.1833-11.710930.9076552.9715864.60273-1.5551926.886894.15847-0.39508-10.498427.332797.663934-21.69460.3642959.6952452.9309554.3619

60.854.4357156.37381-41.655767.1366153.286898.34480924.10273-16.5612-9.5027333.145918.20383-35.4601-37.2022-60.733369.4952462.6547663.4190567.1761962.7309562.1904856.6881202.6372

ALLMAG.XLS

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ALLMAG.XLS

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Delta Gamma59.9885255.430663.2617543.8147531.2786921.8644851.3956360.037747.3797850.3109340.6530169.8690568.9214367.2642954.8142957.7690560.91429119.4524104.767846.292940.9289627.3868940.2262321.38579-92.9781-37.620213.637737.9956330.44262-7.29945129.7786-79.469-70.3

190.4738156.740561.36905-125.07914.359025.301093-0.57104-21.23998.902186-17.8667-91.402716.8595623.2016421.86557-14.1923-78.6503

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ALLMAG.XLS

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Delta Gamma63.4047660.1428655.2785755.7261958.2642956.5214360.87619-45.367231.3016435.870490.0677627.1475422.51639-22.214832.654117.601096.55901624.495081.49836165.5190563.1809561.5357168.0976265.5595264.82143-53.2857

5.610.23115-28.1377-15.40669.6245940.1666723.2196744.4836145.8147546.445957.0879857.4519160.6309566.2785768.5214346.1761953.6142952.2523813.5095242.9555672.3436871.8049857.35479

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ALLMAG.XLS

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Delta Gamma60.227597.29272190.854

76.1344830.7724167.6528766.70651-19.66768.5166767.3523866.3047673.0404867.3857169.4357193.27143121.729972.3302778.1842974.5306575.3770167.02337-1.9264476.204665.431857.9666733.41686151.267

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27.141112.971445.70238-94.6381

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ALLMAG.XLS

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WARZYN

MADISONMILWAUKEEMINNEAPOLISCHICAGODETROIT