Station 203

Located in Chesterfield New Jersey, Compressor Station 203 was constructed in 2018 as part of Transco’s Garden State Expansion Project. The station plays a key role in providing natural gas transportation service to New Jersey Natural Gas Company. Station 203 employs a single, 30,500 horsepower electric-driven compressor unit. Consequently, process emissions from the Station are very low when compared to other fuel-fired facilities and the potential sources of air emissions are limited to infrequent fugitive and blowdown events. The table below lists the blowdown events that have occurred since January 1, 2021.

STATION 203 BLOWDOWN EVENTS

Date
Volume
Thousand Cubic Feet (MCF)
Gas Composition
(Mol %)
Q4 2023No events
Q3 2023No events
Q2 2023No events
Q1 2023No events
10/10/2022155.39Nitrogen: 0.2338%
Carbon Dioxide: 0.0393%
Methane: 97.6428%
Ethane: 2.0193%
Propane: 0.0614%
N-Butane: 0.0021%
I-Butane: 0.0013%
N-Pentane: 0.0%
I-Pentane: 0.0%
C6+: 0.0%
10/3/2022141.92Nitrogen: 0.2287%
Carbon Dioxide: 0.0422%
Methane: 97.5913%
Ethane: 2.0685%
Propane: 0.0655%
N-Butane: 0.0024%
I-Butane: 0.0013%
N-Pentane: 0.0%
I-Pentane: 0.0%
C6+: 0.0%
Q3 2022No events
6/14/2022153.97Nitrogen: 0.229%
Carbon Dioxide: 0.0416%
Methane: 97.5997%
Ethane: 2.061%
Propane: 0.0647%
N-Butane: 0.00455%
I-Butane: 0.0025%
N-Pentane: 0.0%
I-Pentane: 0.0%
C6+: 0.0%
5/13/2022148.1Nitrogen: 0.2315%
Carbon Dioxide: 0.0388%
Methane: 97.6324%
Ethane: 2.0315%
Propane: 0.0624%
N-Butane: 0.0022%
I-Butane: 0.0012%
N-Pentane: 0.0%
I-Pentane: 0.0%
C6+: 0.0%
4/5/2022141.54Nitrogen: 0.2246%
Carbon Dioxide: 0.04693%
Methane: 97.4693%
Ethane: 2.178%
Propane: 0.0736%
N-Butane: 0.0035%
I-Butane: 0.0017%
N-Pentane: 0.0%
I-Pentane: 0.0%
C6+: 0.0002%
3/11/2022285.53Nitrogen: 0.231%
Carbon Dioxide: 0.05965%
Methane: 97.44868%
Ethane: 2.173775%
Propane: 0.077975%
N-Butane: 0.00455%
I-Butane: 0.002775%
N-Pentane: 0.0002%
I-Pentane: 0.0006%
C6+: 0.000775%
12/2/2021148.69Nitrogen: 0.2325%
Carbon Dioxide: 0.0489%
Methane: 97.4003%
Ethane: 2.2339%
Propane: 0.0782%
N-Butane: 0.0040%
I-Butane: 0.0022%
N-Pentane: 0.0000%
I-Pentane: 0.0000%
C6+: 0.0002%
10/26/2021149.17Nitrogen: 0.2400%
Carbon Dioxide: 0.0379%
Methane: 97.6459%
Ethane: 2.0130%
Propane: 0.0601%
N-Butane: 0.0023%
I-Butane: 0.0010%
N-Pentane: 0.0000%
I-Pentane: 0.0000%
C6+: 0.0000%
10/25/2021145.67Nitrogen: 0.2323%
Carbon Dioxide: 0.0383%
Methane: 97.6330%
Ethane: 2.0320%
Propane: 0.0612%
N-Butane: 0.0023%
I-Butane: 0.0009%
N-Pentane: 0.0000%
I-Pentane: 0.0000%
C6+: 0.0000%
10/11/2021 139.32 Nitrogen: 0.2372%
Carbon Dioxide: 0.0421%
Methane: 97.5829%
Ethane: 2.0675%
Propane: 0.0659%
N-Butane: 0.0029%
I-Butane: 0.0015%
N-Pentane: 0.0000%
I-Pentane: 0.0000%
C6+: 0.0000%
10/11/2021137.62Nitrogen: 0.2399%
Carbon Dioxide: 0.0404%
Methane: 97.5698%
Ethane: 2.0776%
Propane: 0.0677%
N-Butane: 0.0030%
I-Butane: 0.0017%
N-Pentane: 0.0000%
I-Pentane: 0.0000%
C6+: 0.0000%
Q3 2021No events
4/7/2021140.98Nitrogen: 0.0231%
Carbon Dioxide: 0.041%
Methane: 97.552%
Ethane: 2.103%
Propane: 0.068%
I-Butane: 0.001%
N-Butane: 0.003%
I-Pentane: 0.00%
N-Pentane: 0.00%
C6+: 0.00%
3/27/2021136.66Nitrogen: 0.0235%
Carbon Dioxide: 0.044%
Methane: 97.534%
Ethane: 2.112%
Propane: 0.07%
I-Butane: 0.002%
N-Butane: 0.003%
I-Pentane: 0.00%
N-Pentane: 0.00%
C6+: 0.00%