TABLE 1

WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)

JOHN DEERE DES MOINES WORKS - ANKENY, IOWA

Sample ID

Sample Date

Laboratory ID

Analytes Units

Min. Max. Min. Max.

Metals (Total)

Antimony mg/kg 103 NA NA 34.2 57.2 NA NA <36.6 <37.6 Arsenic mg/kg 52 NA NA <3.69 <42.6 NA NA <18.3 <18.8 Barium mg/kg 965 322 643 283 1530 NA NA 407 443 Beryllium mg/kg 21 NA NA <1.47 <17.0 NA NA <1.47 <1.50 Cadmium mg/kg 10 NA NA 1.37 <8.51 NA NA 1.37 B 1.44 Chromium (total) mg/kg 22,500 8,710 15,000 5,150 17,000 NA NA 5,150 5,150 Hexavalent Chromium mg/kg 20 <3.33 13.6 2.30 J 13.1 NA NA <3.71 <3.78 Cobalt mg/kg 11 NA NA 4.94 9.47 NA NA 5.60 5.90 Copper mg/kg 1439 278 959 268 328 NA NA 281 279 Lead mg/kg 437 165 291 113 411 NA NA 253 303 Mercury mg/kg 1 0.116 0.635 0.0421 J 0.199 NA NA 0.169 0.174 Nickel mg/kg 1515 70.2 1010 46.7 76.1 NA NA 55.7 63.2 Selenium mg/kg 52 NA NA <3.20 <42.6 NA NA <3.66 <3.76 Silver mg/kg 26 NA NA 0.803 5.24 NA NA 0.884 J 0.918 Thallium mg/kg 52 NA NA 2.78 <42.6 NA NA <3.66 <3.76 Tin mg/kg 68 NA NA 52.1 535 NA NA 132 B 149 Vanadium mg/kg 380 24.8 253 12.8 202 NA NA 12.8 12.9 Zinc mg/kg 5,085 346 3,390 273 981 NA NA 895 B 981 

Metals TCLP (Method 1311)

Arsenic mg/L 5.0 NA NA <0.0500 <0.0500 NA NA <0.0500 <0.0500 Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500 NA NA <0.500 <0.500 Cadmium mg/L 1.0 NA NA <0.00500 <0.00500 NA NA <0.00500 ^ <0.00500 Chromium mg/L 5.0 0.0120 0.8 <0.0250 <0.0250 NA NA <0.0250 <0.0250 Lead mg/L 5.0 <0.0500 <0.0500 <0.0500 <0.0500 NA NA <0.0500 <0.0500 Mercury mg/L 0.2 0.0000559 <0.00020 <0.00020 <0.00020 NA NA <0.00020 <0.00020 Nickel mg/L 32.4 0.0461 0.744 0.0269 0.0703 NA NA 0.0358 0.0334 

General Chemistry

Ignitability Degrees F 140 >176 >176 >176 >176 NA NA >176 >176 Cyanide (Total) mg/kg 3 0.613 <2.04 1.19 <2.21 NA NA 1.49 J,B 1.55 Sulfide mg/kg -- 166 817 190 636 NA NA 636 595 Sulfide, Reactive mg/kg -- <47.0 <49.3 <47.3 <50.0 NA NA <49.7 <48.6 pH SU >2 and <12.5 9.02 9.87 8.27 8.41 NA NA 8.27 8.27 Oil & Grease mg/kg 32,250 6,920 21,500 4,150 33,900 NA NA 10,700 21,400 Total Solids % -- 27 26

Volatile Organic Compounds

Acetone mg/kg 8 2.390 9.13 <1.620 6.890 4.42 5.71 NA NA Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314 0.314 0.238 NA NA 

Metal (Method 1313)

Hexavalent Chromium mg/L 0.087 NA NA 0.00234 0.794 NA NA NA NA 

pH (Method 1313 Target) SU -- NA NA NA NA NA NA NA NA 

Entry Notes:7/26/2015 rsm entered Event 5 lab data

12/17/2014

500-89685-2

VS Event 1

 Composite 1

12/17/2014

500-89685-3

Dataset Before Final 

Exclusion (Initial Event 2011 

and 6 Events in 2012) 

EPA Delisting 

Levelsa

Dataset After Final Exclusion 

(Verification Events 

2014/2015)

VS Eve

Compos

12/17/2

500-896

VS Event 1 

Discrete 1

12/17/2014

500-89685-1

VS Event 1 

Discrete 1D
TABLE 1

WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)

JOHN DEERE DES MOINES WORKS - ANKENY, IOWA

Sample ID

Sample Date

Laboratory ID

Analytes Units

Min. Max. Min. Max.

Metals (Total)

Antimony mg/kg 103 NA NA 34.2 57.2Arsenic mg/kg 52 NA NA <3.69 <42.6Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NA NA <1.47 <17.0Cadmium mg/kg 10 NA NA 1.37 <8.51

Chromium (total) mg/kg 22,500 8,710 15,000 5,150 17,000Hexavalent Chromium mg/kg 20 <3.33 13.6 2.30 J 13.1Cobalt mg/kg 11 NA NA 4.94 9.47Copper mg/kg 1439 278 959 268 328Lead mg/kg 437 165 291 113 411Mercury mg/kg 1 0.116 0.635 0.0421 J 0.199Nickel mg/kg 1515 70.2 1010 46.7 76.1Selenium mg/kg 52 NA NA <3.20 <42.6

Silver mg/kg 26 NA NA 0.803 5.24Thallium mg/kg 52 NA NA 2.78 <42.6

Tin mg/kg 68 NA NA 52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981

Metals TCLP (Method 1311)

Arsenic mg/L 5.0 NA NA <0.0500 <0.0500

Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NA NA <0.00500 <0.00500

Chromium mg/L 5.0 0.0120 0.8 <0.0250 <0.0250Lead mg/L 5.0 <0.0500 <0.0500 <0.0500 <0.0500Mercury mg/L 0.2 0.0000559 <0.00020 <0.00020 <0.00020Nickel mg/L 32.4 0.0461 0.744 0.0269 0.0703

General Chemistry

Ignitability Degrees F 140 >176 >176 >176 >176Cyanide (Total) mg/kg 3 0.613 <2.04 1.19 <2.21Sulfide mg/kg -- 166 817 190 636Sulfide, Reactive mg/kg -- <47.0 <49.3 <47.3 <50.0pH SU >2 and <12.5 9.02 9.87 8.27 8.41Oil & Grease mg/kg 32,250 6,920 21,500 4,150 33,900Total Solids % --

Volatile Organic Compounds

Acetone mg/kg 8 2.390 9.13 <1.620 6.890

Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314

Metal (Method 1313)

Hexavalent Chromium mg/L 0.087 NA NA 0.00234 0.794

pH (Method 1313 Target) SU -- NA NA NA NA

Entry Notes:7/26/2015 rsm entered Event 5 lab data

Dataset Before Final 

Exclusion (Initial Event 2011 

and 6 Events in 2012) 

EPA Delisting 

Levelsa

Dataset After Final Exclusion 

(Verification Events 

2014/2015)

NA 57.2 J NA <42.6 NA 497 NA <17.0 NA <8.51 NA 12,200 NA 13.1 NA 7.02 J NA 302 B NA 143 NA 0.0979 NA 46.7 NA <42.6 NA 5.24 J NA <42.6 NA 535 B NA 202 NA 955 B NA <0.0500 NA <0.500 NA <0.00500 NA <0.0250 NA <0.0500 NA <0.000200 NA 0.0269 NA >176 NA <2.21 NA 398 NA <50.0 NA 8.37 NA 4,150 

20.0 22.4

6.890 NA 

<2.250 NA 

NA NA NA NA 

500-9

VS Event 2 

2/2/

VS Event 2 Composite 1

2/2/2015

500-91647-2

VS Event 2 Discrete 1

2/2/2015

500-91647-1
TABLE 1

WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)

JOHN DEERE DES MOINES WORKS - ANKENY, IOWA

Sample ID

Sample Date

Laboratory ID

Analytes Units

Min. Max. Min. Max.

Metals (Total)

Antimony mg/kg 103 NA NA 34.2 57.2Arsenic mg/kg 52 NA NA <3.69 <42.6

Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NA NA <1.47 <17.0Cadmium mg/kg 10 NA NA 1.37 <8.51Chromium (total) mg/kg 22,500 8,710 15,000 5,150 17,000Hexavalent Chromium mg/kg 20 <3.33 13.6 2.30 J 13.1Cobalt mg/kg 11 NA NA 4.94 9.47Copper mg/kg 1439 278 959 268 328Lead mg/kg 437 165 291 113 411Mercury mg/kg 1 0.116 0.635 0.0421 J 0.199Nickel mg/kg 1515 70.2 1010 46.7 76.1Selenium mg/kg 52 NA NA <3.20 <42.6Silver mg/kg 26 NA NA 0.803 5.24Thallium mg/kg 52 NA NA 2.78 <42.6Tin mg/kg 68 NA NA 52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981

Metals TCLP (Method 1311)

Arsenic mg/L 5.0 NA NA <0.0500 <0.0500Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NA NA <0.00500 <0.00500Chromium mg/L 5.0 0.0120 0.8 <0.0250 <0.0250Lead mg/L 5.0 <0.0500 <0.0500 <0.0500 <0.0500Mercury mg/L 0.2 0.0000559 <0.00020 <0.00020 <0.00020Nickel mg/L 32.4 0.0461 0.744 0.0269 0.0703

General Chemistry

Ignitability Degrees F 140 >176 >176 >176 >176Cyanide (Total) mg/kg 3 0.613 <2.04 1.19 <2.21Sulfide mg/kg -- 166 817 190 636Sulfide, Reactive mg/kg -- <47.0 <49.3 <47.3 <50.0pH SU >2 and <12.5 9.02 9.87 8.27 8.41Oil & Grease mg/kg 32,250 6,920 21,500 4,150 33,900Total Solids % --

Volatile Organic Compounds

Acetone mg/kg 8 2.390 9.13 <1.620 6.890

Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314

Metal (Method 1313)

Hexavalent Chromium mg/L 0.087 NA NA 0.00234 0.794

pH (Method 1313 Target) SU -- NA NA NA NA

Entry Notes:7/26/2015 rsm entered Event 5 lab data

Dataset Before Final 

Exclusion (Initial Event 2011 

and 6 Events in 2012) 

EPA Delisting 

Levelsa

Dataset After Final Exclusion 

(Verification Events 

2014/2015)

NA 34.2 NA <4.01 NA 367 NA <1.61 NA 1.97 NA 9,630 NA 8.13 NA 4.94 NA 268 NA 149 NA 0.0527 J NA 58.9 NA <4.01 NA 0.803 J NA <4.01 NA 52.1 NA 160 NA 445 NA <0.0500 NA <0.500 NA <0.00500 NA <0.0250 NA <0.0500 NA <0.00020 NA 0.0655 NA >176 NA 0.956 J NA 122 NA <49.7 NA 8.59 NA 5,110 

24

<1.870 NA 

<1.870 NA 

NA NA 0.0

NA NA 

VS Event 3 Discrete 1

4/6/2015

500-94259-1

VS Event 3 Composite 1

4/6/2015

500-94259-2

VS Event 3 Co

4/6/20

500-942
TABLE 1

WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)

JOHN DEERE DES MOINES WORKS - ANKENY, IOWA

Sample ID

Sample Date

Laboratory ID

Analytes Units

Min. Max. Min. Max.

Metals (Total)

Antimony mg/kg 103 NA NA 34.2 57.2Arsenic mg/kg 52 NA NA <3.69 <42.6

Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NA NA <1.47 <17.0Cadmium mg/kg 10 NA NA 1.37 <8.51

Chromium (total) mg/kg 22,500 8,710 15,000 5,150 17,000Hexavalent Chromium mg/kg 20 <3.33 13.6 2.30 J 13.1Cobalt mg/kg 11 NA NA 4.94 9.47Copper mg/kg 1439 278 959 268 328Lead mg/kg 437 165 291 113 411Mercury mg/kg 1 0.116 0.635 0.0421 J 0.199Nickel mg/kg 1515 70.2 1010 46.7 76.1Selenium mg/kg 52 NA NA <3.20 <42.6

Silver mg/kg 26 NA NA 0.803 5.24Thallium mg/kg 52 NA NA 2.78 <42.6

Tin mg/kg 68 NA NA 52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981

Metals TCLP (Method 1311)

Arsenic mg/L 5.0 NA NA <0.0500 <0.0500

Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NA NA <0.00500 <0.00500Chromium mg/L 5.0 0.0120 0.8 <0.0250 <0.0250Lead mg/L 5.0 <0.0500 <0.0500 <0.0500 <0.0500Mercury mg/L 0.2 0.0000559 <0.00020 <0.00020 <0.00020Nickel mg/L 32.4 0.0461 0.744 0.0269 0.0703

General Chemistry

Ignitability Degrees F 140 >176 >176 >176 >176Cyanide (Total) mg/kg 3 0.613 <2.04 1.19 <2.21Sulfide mg/kg -- 166 817 190 636Sulfide, Reactive mg/kg -- <47.0 <49.3 <47.3 <50.0pH SU >2 and <12.5 9.02 9.87 8.27 8.41Oil & Grease mg/kg 32,250 6,920 21,500 4,150 33,900Total Solids % --

Volatile Organic Compounds

Acetone mg/kg 8 2.390 9.13 <1.620 6.890

Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314

Metal (Method 1313)

Hexavalent Chromium mg/L 0.087 NA NA 0.00234 0.794

pH (Method 1313 Target) SU -- NA NA NA NA

Entry Notes:7/26/2015 rsm entered Event 5 lab data

Dataset Before Final 

Exclusion (Initial Event 2011 

and 6 Events in 2012) 

EPA Delisting 

Levelsa

Dataset After Final Exclusion 

(Verification Events 

2014/2015)

NA 54.7 NA NA <3.69 NA NA 283 NA NA <1.47 NA NA 1.51 NA NA 17,000 NA NA 2.30 J NA NA 5.58 NA NA 328 B NA NA 113 NA NA 0.0421 J NA NA 49.8 NA NA <3.69 NA NA <1.84 NA NA 6.59 NA NA 57.3 B NA NA 21.1 NA NA 273 NA NA <0.0500 NA NA <0.500 NA NA 0.00200 J NA NA <0.0250 NA NA <0.0500 NA NA <0.000200 NA NA 0.0703 NA NA >176 NA NA <1.94 NA NA 369 NA NA <49.1 NA NA 8.41 NA NA 8,290 NA 

25

<2.850 NA NA 

<2.850 NA NA 

NA NA 0.0087

NA NA 2.8

VS Event 4 Discrete 1

5/11/2015

500-95814-1 

VS Event 4 Composite 1 VS Event 4 Co

500-95814-2 500-9581

5/11/2015 5/11/20
TABLE 1

WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)

JOHN DEERE DES MOINES WORKS - ANKENY, IOWA

Sample ID

Sample Date

Laboratory ID

Analytes Units

Min. Max. Min. Max.

Metals (Total)

Antimony mg/kg 103 NA NA 34.2 57.2Arsenic mg/kg 52 NA NA <3.69 <42.6

Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NA NA <1.47 <17.0Cadmium mg/kg 10 NA NA 1.37 <8.51Chromium (total) mg/kg 22,500 8,710 15,000 5,150 17,000Hexavalent Chromium mg/kg 20 <3.33 13.6 2.30 J 13.1Cobalt mg/kg 11 NA NA 4.94 9.47Copper mg/kg 1439 278 959 268 328Lead mg/kg 437 165 291 113 411Mercury mg/kg 1 0.116 0.635 0.0421 J 0.199Nickel mg/kg 1515 70.2 1010 46.7 76.1Selenium mg/kg 52 NA NA <3.20 <42.6Silver mg/kg 26 NA NA 0.803 5.24Thallium mg/kg 52 NA NA 2.78 <42.6Tin mg/kg 68 NA NA 52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981

Metals TCLP (Method 1311)

Arsenic mg/L 5.0 NA NA <0.0500 <0.0500

Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NA NA <0.00500 <0.00500

Chromium mg/L 5.0 0.0120 0.8 <0.0250 <0.0250Lead mg/L 5.0 <0.0500 <0.0500 <0.0500 <0.0500Mercury mg/L 0.2 0.0000559 <0.00020 <0.00020 <0.00020Nickel mg/L 32.4 0.0461 0.744 0.0269 0.0703

General Chemistry

Ignitability Degrees F 140 >176 >176 >176 >176Cyanide (Total) mg/kg 3 0.613 <2.04 1.19 <2.21Sulfide mg/kg -- 166 817 190 636Sulfide, Reactive mg/kg -- <47.0 <49.3 <47.3 <50.0pH SU >2 and <12.5 9.02 9.87 8.27 8.41Oil & Grease mg/kg 32,250 6,920 21,500 4,150 33,900Total Solids % --

Volatile Organic Compounds

Acetone mg/kg 8 2.390 9.13 <1.620 6.890

Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314

Metal (Method 1313)

Hexavalent Chromium mg/L 0.087 NA NA 0.00234 0.794

pH (Method 1313 Target) SU -- NA NA NA NA

Entry Notes:7/26/2015 rsm entered Event 5 lab data

Dataset Before Final 

Exclusion (Initial Event 2011 

and 6 Events in 2012) 

EPA Delisting 

Levelsa

Dataset After Final Exclusion 

(Verification Events 

2014/2015)

NA <320 F1 NA NA <16.0 F2 NA NA 1530 NA NA <1.28 NA NA 2.49 B NA NA 12,700 NA NA <3.52 NA NA 9.47 NA NA 275 NA NA 411 NA NA 0.199 NA NA 76.1 NA NA <3.20 NA NA 2.12 NA NA 2.78 J NA NA 126 B NA NA 17.6 NA NA 975 NA NA <0.0500 NA NA <0.500 NA NA <0.00500 NA NA <0.0250 NA NA <0.0500 NA NA <0.000200 NA NA 0.0515 NA NA >176 NA NA 1.19 J NA NA 190 NA NA <47.3 NA NA 8.37 NA NA 33,900 B NA 

 28.4

<1.620 NA NA 

<1.620 NA NA 

NA NA <0.100 

NA NA 2.88 

Notes:

1) Sample "VS Event 1 Discrete 1D" is a duplicate of sample "VS Event 1 Discrete 1" and 

 sample "VS Event 1 Composite 1."

2) Sample results in bold text are greater than the applicable Delisting Level.a Delisting levels are referenced from EPA-R07-RCRA-1014-0452; FRK09919-72-Region-

 Listing of Hazardous Waste; Final Exclusion; Table 1 Paragraph 1. (A), (B), (D).

-- = Not established.EPA = United States Environmental Protection Agency. VS = Verification Sammg/kg = Milligram per kilogram. TCLP = Toxicity Charamg/L = Milligram per liter. < = Less than.Max. - Maximum. > = Greater than.Min. = Minimum.NA = Analysis not required.SU = Standard unit. B = Compound was fo

 F1 = MS and/or MSD Recovery is outside acceptance limits. F2 = MS/MSD RPD ex

VS Event 5 Discrete 1 VS Event 5 Composite 1 VS Event 5 Com

7/6/2015 7/6/2015 7/6/2015 

J = Result is less than  and the concentrat

500-95814-1 500-98230-2 500-98230