Test Test Times Flowrate Temperature O 2 ID (EST) (dscfm) ( o F) (%) 1 13:29 - 14:29 2,085 826 6.27 2 15:26 - 16:26 2,253 835 6.58 3 17:22 - 18:22 2,254 834 6.56

Average 2,197 832 6.47
Test Test Times NOx NOx NOx ID (EST) (ppmv) (lb/hr) (TpY) (lb/hr) (TpY) 1 13:29 - 14:29 274.9 4.11 18.0 2 15:26 - 16:26 262.7 4.25 18.6 3 17:22 - 18:22 231.0 3.73 16.4

Average 256.2 4.03 17.7 5.04 22.1
Test Test Times CO CO CO ID (EST) (ppmv) (lb/hr) (TpY) (lb/hr) (TpY) 1 13:29 - 14:29 355.1 3.26 14.3 2 15:26 - 16:26 353.0 3.50 15.3 3 17:22 - 18:22 354.2 3.51 15.4

Average 354.1 3.42 15.0 5.24 23.0

Definitions: (EST) = Eastern Standard Time (TpY) = tons per year (dscfm) = dry standard cubic feet per minute O 2 = oxygen ( o F) = degrees Fahrenheit CO 2 = carbon dioxide (%) = percent NOx = oxides of nitrogen (ppmv) = parts per million by volume CO = carbon monoxide (lb/hr) = pounds per hour Note: Allowable emission limits are presented on a per engine basis in the table above.

Sumpter Energy Associates, Inc., City Sand and Landfill, Inc. Facility Sumpter, Michigan

(%) 11.71 11.65 Table 4 Nitrogen Oxides and Carbon Monoxide Concentrations and Emission Rates

from the No. 2 Caterpillar Internal Combustion Engine

at the

Allowable CO Allowable NOx Test Date(s): September 20, 2001 Derenzo Project No.: 0106011

CO 2

11.65 11.59



### 14Test Test Times Flowrate Temperature O 2 ID (EST) (dscfm) ( o F) (%) 1 13:29 - 14:29 2,085 826 6.27 2 15:26 - 16:26 2,253 835 6.58 3 17:22 - 18:22 2,254 834 6.56

Average 2,197 832 6.47
Test Test Times CH4 1 ID (EST) (ppmv) 1 13:29 - 14:29 325 2 15:26 - 16:26 827 3 17:22 - 18:22 867

Average 673

Definitions: (EST) = Eastern Standard Time O 2 = oxygen (dscfm) = dry standard cubic feet per minute CO 2 = carbon dioxide ( o F) = degrees Fahrenheit CH 4 = methane (%) = percent (ppmv) = parts per million by volume NMOC cor = Nonmethane organic compounds, corrected to 3% O2as Hexane
Notes: 1 =Methane concentrations determined using a USEPA Method 18 evacuated chamber (lung) and preconditioned Tedlar ® sampling bags. 2 =NMOC concentrations determined using Thermo Environmental Instruments, Inc. Model 51 flame ionization analyzer. 20.0 (ppmv) Sumpter Energy Associates, Inc., City Sand and Landfill, Inc. Facility Sumpter, Michigan

6.6 42.8 Allowable NMOC Conc. (ppmv) Table 1 Nonmethane Organic Compound (NMOC)

Concentrations from the No. 2 Caterpillar Internal Combustion Engine

at the

Test Date(s): September 20, 2001 Derenzo Project No.: 0106011

NMOC COR2 11.65 11.59 11.65 CO 2 USEPA Method 25A and 18 Analyzer: Thermo Environmental Insruments, Inc. Model 51 Total Hydrocarbon Analyzer

8.5 113.2 (%) 11.71



### 13Test Test Times Flowrate Temperature O 2 ID (EST) (dscfm) ( o F) (%) 1 13:29 - 14:29 2,085 826 6.27 2 15:26 - 16:26 2,253 835 6.58 3 17:22 - 18:22 2,254 834 6.56

Average 2,197 832 6.47
Test Test Times CH4 1 ID (EST) (ppmv) 1 13:29 - 14:29 809.5 2 15:26 - 16:26 787.3 3 17:22 - 18:22 828.6

Average 808.4

Definitions: (EST) = Eastern Standard Time O 2 = oxygen (dscfm) = dry standard cubic feet per minute CO 2 = carbon dioxide ( o F) = degrees Fahrenheit CH 4 = methane (%) = percent (ppmv) = parts per million by volume NMOC cor = Nonmethane organic compounds, corrected to 3% O2as Hexane
Notes: 1 =Methane concentrations determined using Thermo Environmental Instruments, Inc. Model 55C Nonmethane Hydrocarbon Analyzer. 2 =NMOC concentrations determined using Thermo Environmental Instruments, Inc. Model 51 flame ionization analyzer. 16.8 13.4 (%) 11.71 11.59 11.65
NMOC COR2 11.65 CO 2 USEPA Method 25A and 18 Analyzers: Thermo Environmental Insruments, Inc. Model 51 Total Hydrocarbon Analyzer, and Thermo Environmental Insruments, Inc. Model 55C Nonmethane Hydrocarbon Analyzer Table 1 Nonmethane Organic Compound (NMOC)

Concentrations from the No. 2 Caterpillar Internal Combustion Engine

at the Sumpter Energy Associates, Inc., City Sand and Landfill, Inc. Facility Sumpter, Michigan

Test Date(s): September 20, 2001 Derenzo Project No.: 0106011

14.7 15.0 Allowable NMOC Conc. (ppmv)

20.0 (ppmv)



### 13Test Test Times Flowrate Temperature O 2 ID (EST) (dscfm) ( o F) (%) 1 13:29 - 14:29 2,085 826 6.27 2 15:26 - 16:26 2,253 835 6.58 3 17:22 - 18:22 2,254 834 6.56

Average 2,197 832 6.47
Test Test Times CH 4 1 ID (EST) (ppmv) 1 13:29 - 14:29 809.5 2 15:26 - 16:26 787.3 3 17:22 - 18:22 828.6

Average 808.4

Definitions: (EST) = Eastern Standard Time O 2 = oxygen (dscfm) = dry standard cubic feet per minute CO 2 = carbon dioxide ( o F) = degrees Fahrenheit CH 4 = methane (%) = percent (ppmv) = parts per million by volume NMOC cor = Nonmethane organic compounds, corrected to 3% O2as Hexane
Notes: 1 =Methane concentrations determined using Thermo Environmental Instruments, Inc. Model 55C Nonmethane Hydrocarbon Analyzer. 2 =NMOC concentrations determined using Thermo Environmental Instruments, Inc. Model 55C Nonmethane Hydrocarbon Analyzer. Analyzer: Thermo Environmental Insruments, Inc. Model 55C Nonmethane Hydrocarbon Analyzer USEPA Method 25A and 18 Test Date(s): September 20, 2001 Derenzo Project No.: 0106011

11.65 11.59 11.65
Allowable NMOC Conc. (ppmv) CO 2 (%) 11.71

20.0 NMOC COR2 (ppmv) 6.4 6.4 6.7 6.5 Table 1 Nonmethane Organic Compound (NMOC)

Sumpter Energy Associates, Inc., City Sand and Landfill, Inc. Facility Sumpter, Michigan Concentrations from the No. 2 Caterpillar Internal Combustion Engine

at the



### 13