GHG Summary Report

CO2 equivalent emissions from facility subparts C-II, SS, and TT (metric tons):15,925.3
CO2 equivalent emissions from supplier subparts LL-QQ (metric tons):
Biogenic CO2 emissions from facility subparts C-II, SS, and TT (metric tons):0
Cogeneration Unit Emissions Indicator:N
GHG Report Start Date:2020-01-01
GHG Report End Date:2020-12-31
Description of Changes to Calculation Methodology:
Plant Code Indicator:N
Primary NAICS Code:337214
Second Primary NAICS Code:337211

Parent Company Details:

Parent Company Name:STEELCASE INC
Address:901 44th Street, Grand Rapids, MI 49508
Percent Ownership Interest:100

Subpart C: General Stationary Fuel Combustion

Gas Information Details

Gas Name	Carbon Dioxide
Gas Quantity	15,908.9 (Metric Tons)
Own Result?

Gas Name	Biogenic Carbon dioxide
Gas Quantity	0 (Metric Tons)
Own Result?

Gas Name	Methane
Gas Quantity	0.3 (Metric Tons)
Own Result?

Gas Name	Nitrous Oxide
Gas Quantity	0.03 (Metric Tons)
Own Result?

Unit Details:

Unit Name : EUEC-BOILER2
Unit Type : S (Stoker Boiler)
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 48 (mmBtu/hr)

Emission Details:
Annual CO₂ mass emissions from sorbent: 0 (Metric Tons)
Annual Biogenic CO2 Emissions: 0 (metric tons)

Tier Fuel Details:

Fuel : Natural Gas (Weighted U.S. Average)
Tier Name : Tier 1 (Equation C-1)
Tier Methodology Start Date : 2020-01-01
Tier Methodology End Date : 2020-12-31

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
501.4 (Metric Tons)	0.01 (Metric Tons)	0.001 (Metric Tons)	0.2 (Metric Tons)	0.3 (Metric Tons)

Equation C1/C8 Inputs :
Fuel Quantity : 9210000 (scf/year)

Unit Name : GP-EUEC-Boiler1 and Boiler4
Unit Type : OCS (Other combustion source)
Unit Description :
Other Unit Name :

Small Unit Aggregation Details:
Use Ivt Indicator: N
Highest Maximum Rated Heat Input Capacity: 90
Cumulative Maximum Rated Heat Input Capacity: 90

Emission Details:
Annual CO₂ mass emissions from sorbent: 0 (Metric Tons)
Annual Biogenic CO2 Emissions: 0 (metric tons)
Annual Fossil fuel based CO2 Emissions: 0 (metric tons)

Tier Fuel Details:

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
7980.3 (Metric Tons)	0.15 (Metric Tons)	0.015 (Metric Tons)	3.8 (Metric Tons)	4.5 (Metric Tons)

Equation C1/C8 Inputs :
Fuel Quantity : 146590000 (scf/year)

Unit Name : GP-EUKWW-Ovens
Unit Type : OCS (Other combustion source)
Unit Description :
Other Unit Name :

Small Unit Aggregation Details:
Use Ivt Indicator: N
Highest Maximum Rated Heat Input Capacity: 6
Cumulative Maximum Rated Heat Input Capacity:

Emission Details:
Annual CO₂ mass emissions from sorbent: 0 (Metric Tons)
Annual Biogenic CO2 Emissions: 0 (metric tons)
Annual Fossil fuel based CO2 Emissions: 0 (metric tons)

Tier Fuel Details:

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
3756.3 (Metric Tons)	0.07 (Metric Tons)	0.007 (Metric Tons)	1.8 (Metric Tons)	2.1 (Metric Tons)

Equation C1/C8 Inputs :
Fuel Quantity : 69000000 (scf/year)

Unit Name : GP-EUKW Complex-Heaters
Unit Type : OCS (Other combustion source)
Unit Description :
Other Unit Name :

Small Unit Aggregation Details:
Use Ivt Indicator: N
Highest Maximum Rated Heat Input Capacity: 2
Cumulative Maximum Rated Heat Input Capacity:

Emission Details:
Annual CO₂ mass emissions from sorbent: 0 (Metric Tons)
Annual Biogenic CO2 Emissions: 0 (metric tons)
Annual Fossil fuel based CO2 Emissions: 0 (metric tons)

Tier Fuel Details:

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
375.9 (Metric Tons)	0.01 (Metric Tons)	0.001 (Metric Tons)	0.2 (Metric Tons)	0.2 (Metric Tons)

Equation C1/C8 Inputs :
Fuel Quantity : 6904000 (scf/year)

Unit Name : GP-EUWOOD-Blrs-MAUs-AHUs
Unit Type : OCS (Other combustion source)
Unit Description :
Other Unit Name :

Small Unit Aggregation Details:
Use Ivt Indicator: N (EGU)
Highest Maximum Rated Heat Input Capacity: 20.4
Cumulative Maximum Rated Heat Input Capacity: 20.4

Emission Details:
Annual CO₂ mass emissions from sorbent: 0 (Metric Tons)
Annual Biogenic CO2 Emissions: 0 (metric tons)
Annual Fossil fuel based CO2 Emissions: 0 (metric tons)

Tier Fuel Details:

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
3295.0 (Metric Tons)	0.06 (Metric Tons)	0.006 (Metric Tons)	1.6 (Metric Tons)	1.9 (Metric Tons)

Equation C1/C8 Inputs :
Fuel Quantity : 60526000 (scf/year)

Non-Operating Unit Details:

Unit Name : EUEC-BOILER3
Configuration Type :
Unit Type : S (Stoker Boiler)
Unit Description : stoker coal fired boiler