GHG Summary Report

CO2 equivalent emissions from facility subparts C-II, SS, and TT (metric tons):15,670.4
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:Y
Primary NAICS Code:221112
Second Primary NAICS Code:

Parent Company Details:

Parent Company Name:XCEL ENERGY INC
Address:3185 117th St., Inver Grove Heights, MN 55075
Percent Ownership Interest:100

Subpart C: General Stationary Fuel Combustion

Gas Information Details

Gas Name	Carbon Dioxide
Gas Quantity	15,654.5 (Metric Tons)
Own Result?

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

Gas Name	Methane
Gas Quantity	0.29 (Metric Tons)
Own Result?

Gas Name	Nitrous Oxide
Gas Quantity	0.029 (Metric Tons)
Own Result?

Unit Details:

Unit Name : 1
Unit Type : SCCT (CT (Turbine, simple cycle combustion))
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 811 (mmBtu/hr)

Plant Code : 1913 (numeric, maximum of 6 digits)

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 2 (Equation C-2a)
Tier Methodology Start Date : 2020-01-01
Tier Methodology End Date : 2020-12-31
Frequency of HHV determinations : Monthly

Tier 2 Monthly HHV Details :

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
3256.4 (Metric Tons)	0.06 (Metric Tons)	0.006 (Metric Tons)	1.5 (Metric Tons)	1.8 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 56438000 (scf/year)
Use Default High Heat Value : false
Equation C2b Inputs :

	Fuel Combusted	High Heat Value
January
February	677000 (scf/month)	0.001094 (mmBtu/scf)
March
April
May
June	5125000 (scf/month)	0.001082 (mmBtu/scf)
July	35433000 (scf/month)	0.001079 (mmBtu/scf)
August	12550000 (scf/month)	0.001108 (mmBtu/scf)
September	96000 (scf/month)	0.001108 (mmBtu/scf)
October	1638000 (scf/month)	0.001112 (mmBtu/scf)
November	831000 (scf/month)	0.001111 (mmBtu/scf)
December	88000 (scf/month)	0.001117 (mmBtu/scf)

Fuel : Distillate Fuel Oil No. 2
Tier Name : Tier 2 (Equation C-2a)
Tier Methodology Start Date : 2020-01-01
Tier Methodology End Date : 2020-12-31
Frequency of HHV determinations : Upon addition of oil to the storage tank

Tier 2 Monthly HHV Details :

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
13.8 (Metric Tons)	0.00 (Metric Tons)	0.000 (Metric Tons)	0 (Metric Tons)	0 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 1330 (gallons/year)
Use Default High Heat Value : true
High Heat Value : 0.139817 (mmBtu/gallon)

Unit Name : 2
Unit Type : SCCT (CT (Turbine, simple cycle combustion))
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 728 (mmBtu/hr)

Plant Code : 1913 (numeric, maximum of 6 digits)

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

Tier Fuel Details:

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
694.2 (Metric Tons)	0.01 (Metric Tons)	0.001 (Metric Tons)	0.3 (Metric Tons)	0.4 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 12101000 (scf/year)
Use Default High Heat Value : false
Equation C2b Inputs :

	Fuel Combusted	High Heat Value
January
February	598000 (scf/month)	0.001094 (mmBtu/scf)
March
April
May
June	3102000 (scf/month)	0.001082 (mmBtu/scf)
July	8153000 (scf/month)	0.001079 (mmBtu/scf)
August	65000 (scf/month)	0.001108 (mmBtu/scf)
September	96000 (scf/month)	0.001108 (mmBtu/scf)
October
November
December	87000 (scf/month)	0.001117 (mmBtu/scf)

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
177.5 (Metric Tons)	0.01 (Metric Tons)	0.001 (Metric Tons)	0.2 (Metric Tons)	0.4 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 17166 (gallons/year)
Use Default High Heat Value : true
High Heat Value : 0.139817 (mmBtu/gallon)

Unit Name : 3
Unit Type : SCCT (CT (Turbine, simple cycle combustion))
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 762 (mmBtu/hr)

Plant Code : 1913 (numeric, maximum of 6 digits)

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

Tier Fuel Details:

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
2080.3 (Metric Tons)	0.04 (Metric Tons)	0.004 (Metric Tons)	1 (Metric Tons)	1.2 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 36219000 (scf/year)
Use Default High Heat Value : false
Equation C2b Inputs :

	Fuel Combusted	High Heat Value
January
February	833000 (scf/month)	0.001094 (mmBtu/scf)
March
April
May	515000 (scf/month)	0.001101 (mmBtu/scf)
June	10688000 (scf/month)	0.001082 (mmBtu/scf)
July	21991000 (scf/month)	0.001079 (mmBtu/scf)
August	509000 (scf/month)	0.001108 (mmBtu/scf)
September
October	1593000 (scf/month)	0.001112 (mmBtu/scf)
November
December	90000 (scf/month)	0.001117 (mmBtu/scf)

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
30.1 (Metric Tons)	0.00 (Metric Tons)	0.000 (Metric Tons)	0 (Metric Tons)	0.1 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 2908 (gallons/year)
Use Default High Heat Value : true
High Heat Value : 0.139817 (mmBtu/gallon)

Unit Name : 4
Unit Type : SCCT (CT (Turbine, simple cycle combustion))
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 779 (mmBtu/hr)

Plant Code : 1913 (numeric, maximum of 6 digits)

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

Tier Fuel Details:

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
4324.5 (Metric Tons)	0.08 (Metric Tons)	0.008 (Metric Tons)	2 (Metric Tons)	2.4 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 74607000 (scf/year)
Use Default High Heat Value : false
Equation C2b Inputs :

	Fuel Combusted	High Heat Value
January
February	546000 (scf/month)	0.001094 (mmBtu/scf)
March
April
May	321000 (scf/month)	0.001101 (mmBtu/scf)
June	8221000 (scf/month)	0.001082 (mmBtu/scf)
July	34452000 (scf/month)	0.001079 (mmBtu/scf)
August	15940000 (scf/month)	0.001108 (mmBtu/scf)
September
October	15127000 (scf/month)	0.001112 (mmBtu/scf)
November
December

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
34.2 (Metric Tons)	0.00 (Metric Tons)	0.000 (Metric Tons)	0 (Metric Tons)	0.1 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 3309 (gallons/year)
Use Default High Heat Value : true
High Heat Value : 0.139817 (mmBtu/gallon)

Unit Name : 5
Unit Type : SCCT (CT (Turbine, simple cycle combustion))
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 728 (mmBtu/hr)

Plant Code : 1913 (numeric, maximum of 6 digits)

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

Tier Fuel Details:

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
1660.9 (Metric Tons)	0.03 (Metric Tons)	0.003 (Metric Tons)	0.8 (Metric Tons)	0.9 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 28622000 (scf/year)
Use Default High Heat Value : false
Equation C2b Inputs :

	Fuel Combusted	High Heat Value
January
February	709000 (scf/month)	0.001094 (mmBtu/scf)
March
April	920000 (scf/month)	0.001094 (mmBtu/scf)
May	299000 (scf/month)	0.001101 (mmBtu/scf)
June	2846000 (scf/month)	0.001082 (mmBtu/scf)
July	11254000 (scf/month)	0.001079 (mmBtu/scf)
August	9009000 (scf/month)	0.001108 (mmBtu/scf)
September	74000 (scf/month)	0.001108 (mmBtu/scf)
October	3511000 (scf/month)	0.001112 (mmBtu/scf)
November
December

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
29.5 (Metric Tons)	0.00 (Metric Tons)	0.000 (Metric Tons)	0 (Metric Tons)	0.1 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 2848 (gallons/year)
Use Default High Heat Value : true
High Heat Value : 0.139817 (mmBtu/gallon)

Unit Name : 6
Unit Type : SCCT (CT (Turbine, simple cycle combustion))
Unit Description :

Individual Unit Details:
Use Ivt Indicator: N
Maximum Rated Heat Input Capacity: 779 (mmBtu/hr)

Plant Code : 1913 (numeric, maximum of 6 digits)

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

Tier Fuel Details:

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
3327.0 (Metric Tons)	0.06 (Metric Tons)	0.006 (Metric Tons)	1.6 (Metric Tons)	1.9 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 57524000 (scf/year)
Use Default High Heat Value : false
Equation C2b Inputs :

	Fuel Combusted	High Heat Value
January
February	892000 (scf/month)	0.001094 (mmBtu/scf)
March
April	2439000 (scf/month)	0.001094 (mmBtu/scf)
May	294000 (scf/month)	0.001101 (mmBtu/scf)
June	9406000 (scf/month)	0.001082 (mmBtu/scf)
July	26008000 (scf/month)	0.001079 (mmBtu/scf)
August	14984000 (scf/month)	0.001108 (mmBtu/scf)
September	72000 (scf/month)	0.001108 (mmBtu/scf)
October	3429000 (scf/month)	0.001112 (mmBtu/scf)
November
December

January	February	March	April	May	June	July	August	September	October	November	December
N	N	N	N	N	N	N	N	N	N	N	N

Fuel Emission Details :

Total CO2 emissions	Total CH4 emissions	Total N2O emissions	Total CH4 emissions CO2e	Total N2O emissions CO2e
26.1 (Metric Tons)	0.00 (Metric Tons)	0.000 (Metric Tons)	0 (Metric Tons)	0.1 (Metric Tons)

Equation C2a/C9a Inputs :
Fuel Quantity : 2520 (gallons/year)
Use Default High Heat Value : true
High Heat Value : 0.139817 (mmBtu/gallon)