TABLE 1WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)JOHN DEERE DES MOINES WORKS - ANKENY, IOWASample IDSample DateLaboratory IDAnalytes UnitsMin. Max. Min. Max.Metals (Total)Antimony mg/kg 103 NANA34.2 57.2 NANA<36.6 <37.6 NANANAArsenic mg/kg 52 NANA<3.69 <42.6 NANA<18.3 <18.8 NANANABarium mg/kg 965 322 643 283 1530 NANA407 443 NANANABeryllium mg/kg 21 NANA<1.47 <17.0 NANA<1.47 <1.50 NANANACadmium mg/kg 10 NANA1.37 <8.51 NANA1.37 B 1.44 B NANANAChromium (total) mg/kg 22,500 8,710 15,000 5,150 17,000 NANA5,150 5,150 NANANAHexavalent Chromium mg/kg 20 <3.33 13.6 2.30 J 13.1 NANA<3.71 <3.78 NANANACobalt mg/kg 11 NANA4.94 9.47 NANA5.60 5.90 NANANACopper mg/kg 1439 278 959 268 328 NANA281 279 NANANALead mg/kg 437 165 291 113 411 NANA253 303 NANANAMercury mg/kg 1 0.116 0.635 0.0421 J 0.199 NANA0.169 0.174 NANANANickel mg/kg 1515 70.2 1010 46.7 76.1 NANA55.7 63.2 NANANASelenium mg/kg 52 NANA<3.20 <42.6 NANA<3.66 <3.76 NANANASilver mg/kg 26 NANA0.803 5.24 NANA0.884 J 0.918 J NANANAThallium mg/kg 52 NANA2.78 <42.6 NANA<3.66 <3.76 NANANATin mg/kg 68 NANA52.1 535 NANA132B149B NANANAVanadium mg/kg 380 24.8 253 12.8 202 NANA12.8 12.9 NANANAZinc mg/kg 5,085 346 3,390 273 981 NANA895 B 981 B NANANAMetals TCLP (Method 1311)Arsenic mg/L 5.0 NANA<0.0500 <0.0500 NANA<0.0500 <0.0500 NANANABarium mg/L 100.0 0.0 <0.500 <0.500 <0.500 NANA<0.500 <0.500 NANANACadmium mg/L 1.0 NANA<0.00500 <0.00500 NANA<0.00500^<0.00500^NANANAChromium mg/L 5.0 0.0120 0.8 <0.0250 <0.0250 NANA<0.0250 <0.0250 NANANALead mg/L 5.0 <0.0500 <0.0500 <0.0500 <0.0500 NANA<0.0500 <0.0500 NANANAMercury mg/L 0.2 0.0000559 <0.00020 <0.00020 <0.00020 NANA<0.00020 <0.00020 NANANANickel mg/L 32.4 0.0461 0.744 0.0269 0.0703 NANA0.0358 0.0334 NANANAGeneral ChemistryIgnitability Degrees F 140 >176 >176 >176 >176 NANA>176 >176 NANANACyanide (Total) mg/kg 3 0.613 <2.04 1.19 <2.21 NANA1.49 J,B 1.55 J,B NANANASulfide mg/kg -- 166 817 190 636 NANA636 595 NANANASulfide, Reactive mg/kg -- <47.0 <49.3 <47.3 <50.0 NANA<49.7 <48.6 NANANApH SU >2 and <12.5 9.02 9.87 8.27 8.41 NANA8.27 8.27 NANANAOil & Grease mg/kg 32,250 6,920 21,500 4,150 33,900 NANA10,700 21,400 NANANATotal Solids % --27 26Volatile Organic CompoundsAcetone mg/kg 8 2.390 9.13 <1.620 6.890 4.42 5.71 NANANANANAMethyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314 0.314 0.238 NANANANANAMetal (Method 1313)Hexavalent Chromium mg/L 0.087 NANA0.00234 0.794 NANANANA<0.0100 0.00234 J <0.0100pH (Method 1313 Target) SU -- NANANANANANANANA2.88 7 13Entry Notes:7/26/2015 rsm entered Event 5 lab data12/17/2014500-89685-2VS Event 1Composite 112/17/2014500-89685-312/17/2014500-89685-19VS Event 1Composite 1Dataset Before FinalExclusion (Initial Event 2011and 6 Events in 2012)EPA DelistingLevelsaDataset After Final Exclusion(Verification Events2014/2015)VS Event 1Composite 112/17/2014500-89685-3VS Event 1Composite 1D12/17/2014500-89685-4VS Event 1Composite 112/17/2014500-89685-17VS Event 1Discrete 112/17/2014500-89685-1VS Event 1Discrete 1DPage 1 of 5TABLE 1WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)JOHN DEERE DES MOINES WORKS - ANKENY, IOWASample IDSample DateLaboratory IDAnalytes UnitsMin. Max. Min. Max.Metals (Total)Antimony mg/kg 103 NANA34.2 57.2Arsenic mg/kg 52 NANA<3.69 <42.6Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NANA<1.47 <17.0Cadmium mg/kg 10 NANA1.37 <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 NANA4.94 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 NANA<3.20 <42.6Silver mg/kg 26 NANA0.803 5.24Thallium mg/kg 52 NANA2.78 <42.6Tin mg/kg 68 NANA52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981Metals TCLP (Method 1311)Arsenic mg/L 5.0 NANA<0.0500 <0.0500Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NANA<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 0.0703General ChemistryIgnitability 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 CompoundsAcetone mg/kg 8 2.390 9.13 <1.620 6.890Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314Metal (Method 1313)Hexavalent Chromium mg/L 0.087 NANA0.00234 0.794pH (Method 1313 Target) SU -- NANANANAEntry Notes:7/26/2015 rsm entered Event 5 lab dataDataset Before FinalExclusion (Initial Event 2011and 6 Events in 2012)EPA DelistingLevelsaDataset After Final Exclusion(Verification Events2014/2015)NA57.2 J NANANANA<42.6 NANANANA497 NANANANA<17.0 NANANANA<8.51 NANANANA12,200 NANANANA13.1 NANANANA7.02 J NANANANA302 B NANANANA143 NANANANA0.0979 NANANANA46.7 NANANANA<42.6 NANANANA5.24 J NANANANA<42.6 NANANANA535B NANANANA202 NANANANA955 B NANANANA<0.0500 NANANANA<0.500 NANANANA<0.00500 NANANANA<0.0250 NANANANA<0.0500 NANANANA<0.000200 NANANANA0.0269 NANANANA>176 NANANANA<2.21 NANANANA398 NANANANA<50.0 NANANANA8.37 NANANANA4,150 NANANA20.0 22.46.890 NANANANA<2.250 NANANANANANA0.1570.00412 J0.0917NANA2.88 7 13500-91647-9 500-91647-10 500-91647-11VS Event 2 Composite 12/2/2015VS Event 2 Composite 12/2/2015VS Event 2 Composite 12/2/2015VS Event 2 Composite 12/2/2015500-91647-2VS Event 2 Discrete 12/2/2015500-91647-1Page 2 of 5TABLE 1WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)JOHN DEERE DES MOINES WORKS - ANKENY, IOWASample IDSample DateLaboratory IDAnalytes UnitsMin. Max. Min. Max.Metals (Total)Antimony mg/kg 103 NANA34.2 57.2Arsenic mg/kg 52 NANA<3.69 <42.6Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NANA<1.47 <17.0Cadmium mg/kg 10 NANA1.37 <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 NANA4.94 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 NANA<3.20 <42.6Silver mg/kg 26 NANA0.803 5.24Thallium mg/kg 52 NANA2.78 <42.6Tin mg/kg 68 NANA52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981Metals TCLP (Method 1311)Arsenic mg/L 5.0 NANA<0.0500 <0.0500Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NANA<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 0.0703General ChemistryIgnitability 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 CompoundsAcetone mg/kg 8 2.390 9.13 <1.620 6.890Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314Metal (Method 1313)Hexavalent Chromium mg/L 0.087 NANA0.00234 0.794pH (Method 1313 Target) SU -- NANANANAEntry Notes:7/26/2015 rsm entered Event 5 lab dataDataset Before FinalExclusion (Initial Event 2011and 6 Events in 2012)EPA DelistingLevelsaDataset After Final Exclusion(Verification Events2014/2015)NA34.2 NANANANA<4.01 NANANANA367 NANANANA<1.61 NANANANA1.97 NANANANA9,630 NANANANA8.13 NANANANA4.94 NANANANA268 NANANANA149 NANANANA0.0527 J NANANANA58.9 NANANANA<4.01 NANANANA0.803 J NANANANA<4.01 NANANANA52.1 NANANANA160 NANANANA445 NANANANA<0.0500 NANANANA<0.500 NANANANA<0.00500 NANANANA<0.0250 NANANANA<0.0500 NANANANA<0.00020 NANANANA0.0655 NANANANA>176 NANANANA0.956 J NANANANA122 NANANANA<49.7 NANANANA8.59 NANANANA5,110 NANANA24<1.870 NANANANA<1.870 NANANANANANA0.0246 <0.01000.288NANA2.88 7 13VS Event 3 Discrete 14/6/2015500-94259-1VS Event 3 Composite 14/6/2015500-94259-2VS Event 3 Composite 14/6/2015500-94259-8VS Event 3 Composite 14/6/2015500-94259-6VS Event 3 Composite 14/6/2015500-94259-7Page 3 of 5TABLE 1WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)JOHN DEERE DES MOINES WORKS - ANKENY, IOWASample IDSample DateLaboratory IDAnalytes UnitsMin. Max. Min. Max.Metals (Total)Antimony mg/kg 103 NANA34.2 57.2Arsenic mg/kg 52 NANA<3.69 <42.6Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NANA<1.47 <17.0Cadmium mg/kg 10 NANA1.37 <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 NANA4.94 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 NANA<3.20 <42.6Silver mg/kg 26 NANA0.803 5.24Thallium mg/kg 52 NANA2.78 <42.6Tin mg/kg 68 NANA52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981Metals TCLP (Method 1311)Arsenic mg/L 5.0 NANA<0.0500 <0.0500Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NANA<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 0.0703General ChemistryIgnitability 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 CompoundsAcetone mg/kg 8 2.390 9.13 <1.620 6.890Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314Metal (Method 1313)Hexavalent Chromium mg/L 0.087 NANA0.00234 0.794pH (Method 1313 Target) SU -- NANANANAEntry Notes:7/26/2015 rsm entered Event 5 lab dataDataset Before FinalExclusion (Initial Event 2011and 6 Events in 2012)EPA DelistingLevelsaDataset After Final Exclusion(Verification Events2014/2015)NA54.7 NANANANA<3.69 NANANANA283 NANANANA<1.47 NANANANA1.51 NANANANA17,000 NANANANA2.30 J NANANANA5.58 NANANANA328 B NANANANA113 NANANANA0.0421 J NANANANA49.8 NANANANA<3.69 NANANANA<1.84 NANANANA6.59 NANANANA57.3 B NANANANA21.1 NANANANA273 NANANANA<0.0500 NANANANA<0.500 NANANANA0.00200 J NANANANA<0.0250 NANANANA<0.0500 NANANANA<0.000200 NANANANA0.0703 NANANANA>176 NANANANA<1.94 NANANANA369 NANANANA<49.1 NANANANA8.41 NANANANA8,290 NANANA25<2.850 NANANANA<2.850 NANANANANANA0.00873 J <0.01000.174NANA2.88 7 13VS Event 4 Composite 1 VS Event 4 Composite 15/11/2015 5/11/2015VS Event 4 Discrete 15/11/2015500-95814-10 500-95814-11500-95814-1VS Event 4 Composite 1 VS Event 4 Composite 1500-95814-2 500-95814-95/11/2015 5/11/2015Page 4 of 5TABLE 1WASTE DELISTING VERIFICATION SAMPLING RESULTS (FILTER CAKE SAMPLE DATA)JOHN DEERE DES MOINES WORKS - ANKENY, IOWASample IDSample DateLaboratory IDAnalytes UnitsMin. Max. Min. Max.Metals (Total)Antimony mg/kg 103 NANA34.2 57.2Arsenic mg/kg 52 NANA<3.69 <42.6Barium mg/kg 965 322 643 283 1530Beryllium mg/kg 21 NANA<1.47 <17.0Cadmium mg/kg 10 NANA1.37 <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 NANA4.94 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 NANA<3.20 <42.6Silver mg/kg 26 NANA0.803 5.24Thallium mg/kg 52 NANA2.78 <42.6Tin mg/kg 68 NANA52.1 535Vanadium mg/kg 380 24.8 253 12.8 202Zinc mg/kg 5,085 346 3,390 273 981Metals TCLP (Method 1311)Arsenic mg/L 5.0 NANA<0.0500 <0.0500Barium mg/L 100.0 0.0 <0.500 <0.500 <0.500Cadmium mg/L 1.0 NANA<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 0.0703General ChemistryIgnitability 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 CompoundsAcetone mg/kg 8 2.390 9.13 <1.620 6.890Methyl ethyl ketone mg/kg 0.3 0.0118 0.191 <1.620 0.314Metal (Method 1313)Hexavalent Chromium mg/L 0.087 NANA0.00234 0.794pH (Method 1313 Target) SU -- NANANANAEntry Notes:7/26/2015 rsm entered Event 5 lab dataDataset Before FinalExclusion (Initial Event 2011and 6 Events in 2012)EPA DelistingLevelsaDataset After Final Exclusion(Verification Events2014/2015)NA<320 F1 NANANANA<16.0 F2 NANANANA1530 NANANANA<1.28 NANANANA2.49 B NANANANA12,700 NANANANA<3.52 NANANANA9.47 NANANANA275 NANANANA411 NANANANA0.199 NANANANA76.1 NANANANA<3.20 NANANANA2.12 NANANANA2.78 J NANANANA126 B NANANANA17.6 NANANANA975 NANANANA<0.0500 NANANANA<0.500 NANANANA<0.00500 NANANANA<0.0250 NANANANA<0.0500 NANANANA<0.000200 NANANANA0.0515 NANANANA>176 NANANANA1.19 J NANANANA190 NANANANA<47.3 NANANANA8.37 NANANANA33,900 B NANANA28.4<1.620 NANANANA<1.620 NANANANANANA<0.100 <0.0100 0.794NANA2.88 7 13Notes:1) Sample "VS Event 1 Discrete 1D" is a duplicate of sample "VS Event 1 Discrete 1" and sample VS Event 1 Composite 1D" is a duplicate ofsample "VS Event 1 Composite 1."2) Sample results in bold text are greater than the applicable Delisting Level.aDelisting levels are referenced from EPA-R07-RCRA-1014-0452; FRK09919-72-Region-7 Hazardous Waste Management System; Identification andListing of Hazardous Waste; Final Exclusion; Table 1 Paragraph 1. (A), (B), (D).-- = Not established.EPA = United States Environmental Protection Agency. VS = Verification Sample.mg/kg = Milligram per kilogram.TCLP = Toxicity Characteristic Leaching Procedure.mg/L = Milligram per liter. < = Less than.Max. - Maximum.> = Greater than.Min. = Minimum.NA = Analysis not required.SU = Standard unit. B = Compound was found in the blank and sample.F1 = MS and/or MSD Recovery is outside acceptance limits. F2 = MS/MSD RPD exceeds control limits.VS Event 5 Discrete 1 VS Event 5 Composite 1 VS Event 5 Composite 1 VS Event 5 Composite 1 VS Event 5 Composite 17/6/2015 7/6/2015 7/6/2015 7/6/2015 7/6/2015J = Result is less than the Reporting Limit (RL) but greater than or equal to the Method Detection Limit (MDL)and the concentration is an approximate value.500-95814-1 500-98230-2 500-98230-9 500-98230-10 500-98230-11Page 5 of 5