GHG Summary Report

CO2 equivalent emissions from facility subparts C-II, SS, and TT (metric tons):71,863.7
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:325193
Second Primary NAICS Code:

Parent Company Details:

Parent Company Name:IROQUOIS BIO-ENERGY CO LLC
Address:751 W. St. Rd. 114 P.O. Box 218, Rensselaer, IN 47978
Percent Ownership Interest:100

Subpart C: General Stationary Fuel Combustion

Gas Information Details

Gas Name	Carbon Dioxide
Gas Quantity	71,745 (Metric Tons)
Own Result?

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

Gas Name	Methane
Gas Quantity	1.35 (Metric Tons)
Own Result?

Gas Name	Nitrous Oxide
Gas Quantity	0.135 (Metric Tons)
Own Result?

Unit Details:

Unit Name : CP-1
Unit Type : OCS (Other combustion source)
Unit Description :
Other Unit Name :

Common Pipe Details:
Use Ivt Indicator: Y
Maximum Rated Heat Input Capacity: 125
Cumulative Maximum Rated Heat Input Capacity: 205

Emission Details:
Annual Biogenic CO2 Emissions: 0 (metric tons)
Annual Fossil fuel based CO2 Emissions: 0 (metric tons)

Tier Fuel Details:

Fuel : Natural Gas (Weighted U.S. Average)
Tier Name : Tier 1 (Equation C-1b, natural gas billing in mmBtu)
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
71745.0 (Metric Tons)	1.35 (Metric Tons)	0.135 (Metric Tons)	33.8 (Metric Tons)	40.3 (Metric Tons)

Subpart II: Industrial Wastewater Treatment

Gas Information Details

Gas Name	Methane
Gas Quantity	1.79 (Metric Tons)
Own Result?

Anaerobic Process Information:

Name or ID:	Methanator
Anaerobic Process:	Anaerobic Reactor
Is biogas generated in the process recovered?	Yes
Number of weeks that the system was operational:	52
Document or diagram that pertains to this process:
Average depth of the lagoon:
Does the facility measure COD or BOD₅ concentration of the wastewater entering the anaerobic process?	COD
Does the facility perform an ethanol production processing operation? If yes, which process is used?	Dry milling process
How does the facility monitor the CH₄ concentration in the biogas collected for destruction?	Weekly monitoring
Is the biogas temperature incorporated into the monitoring equipment internal calculations?	Yes
Is the biogas pressure incorporated into the monitoring equipment internal calculations?	Yes
Is the biogas moisture content incorporated into the monitoring equipment internal calculations?	Yes
Was biogas flow measured on a wet or dry basis?
Was biogas CH₄ concentration measured on a wet or dry basis?
Does CH₄ destruction occur at the facility, off-site, or both?	On-Site
CH₄ collection efficiency (based on cover type):	0.99
Annual mass of CH₄ generated from anaerobic wastewater treatment process:	87.57 (Metric Tons)
Annual mass of CH₄ emissions from anaerobic wastewater treatment process:	1.79 (Metric Tons)

Equation II-1 Inputs:

Week	Flow_w (m³)	MDP?	COD_w (kg/m³)	MDP?	B₀ (kg CH₄/kg COD)	ALT?	MCF	ALT?
1	3287		3.28		0.25		0.8
2	3429		3.43		0.25		0.8
3	2747		3.18		0.25		0.8
4	3287		3.74		0.25		0.8
5	2835		3.44		0.25		0.8
6	2769		3.48		0.25		0.8
7	2742		3.82		0.25		0.8
8	2229		3.56		0.25		0.8
9	2954		3.56		0.25		0.8
10	2529		3.52	Yes	0.25		0.8
11	2540		3.47		0.25		0.8
12	1592		2.93		0.25		0.8
13	1630		3.05		0.25		0.8
14	2344		3.44		0.25		0.8
15	3156		3.18		0.25		0.8
16	501		2.26		0.25		0.8
17	0		0		0.25		0.8
18	0		0		0.25		0.8
19	0		0		0.25		0.8
20	2289		6.48		0.25		0.8
21	2600		2.52		0.25		0.8
22	3205		2.77		0.25		0.8
23	2671		3.56		0.25		0.8
24	3483		3.33		0.25		0.8
25	3532		3.2		0.25		0.8
26	3281		3		0.25		0.8
27	2649		3.29		0.25		0.8
28	3500		3.27		0.25		0.8
29	2944		3.4		0.25		0.8
30	3205		3.67		0.25		0.8
31	2884		3.8		0.25		0.8
32	2905		3.54		0.25		0.8
33	3080		3.13		0.25		0.8
34	1646		4.3		0.25		0.8
35	1712		4.02		0.25		0.8
36	3298		3.23		0.25		0.8
37	3162		2.89		0.25		0.8
38	2551		2.87		0.25		0.8
39	1946		2.93		0.25		0.8
40	1777		3.06		0.25		0.8
41	2126		3.22		0.25		0.8
42	3151		3.03		0.25		0.8
43	3102		3.08		0.25		0.8
44	2693		3.18		0.25		0.8
45	2742		3.27		0.25		0.8
46	3178		2.96		0.25		0.8
47	3211		3.02		0.25		0.8
48	3096		3.14		0.25		0.8
49	3140		2.46		0.25		0.8
50	2720		2.8		0.25		0.8
51	2458		2.75		0.25		0.8
52	2818		2.63		0.25		0.8

Equation II-4 Inputs:

Week	Volumetric Biogas Flow (acf)	MDP?	Biogas CH₄ Concentration (%)	MDP?	Biogas Temperature (°R)	Biogas Pressure (atm)	Biogas Moisture (cfw/cfb)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17		Yes
18		Yes
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52

Equation II-6 Inputs:

R_n: Annual quantity of CH₄ recovered from the Anaerobic Process:	54.71 (Metric Tons)
Annual operating hours for the primary destruction device:	8718
Destruction efficiency for the primary destruction device:	0.98
Fraction of hours the primary destruction device was operating:	0.993
Is a back-up destruction device present at the facility?	Yes
Annual operating hours for the back-up destruction device:	42
Destruction efficiency for the back-up destruction device:	0.98
Fraction of hours the back-up destruction device was operating:	0.005