Appendix C to the 2015 Supporting Statement for Subpart W

Dated September 2015 

Segment-Specific Costs per Reporter per Year
Onshore Natural Gas Processing 

LABOR, AVERAGE PROCESSING FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours 

Labor Cost 

per Year 

per 

Reporting 

Unit/Facilit

y (2011$) 

Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 1.91 0.00 0.18 0.36 $210 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 6.28 0.00 0.42 0.72 $620 

Sampling and Analysis (Calculations) 9.21 30.75 0.00 2.00 $2,982 

Reporting 25.82 0.00 0.11 3.16 $2,372 

Total 43.22 30.75 0.70 6.24 $6,183 

NON-LABOR, AVERAGE PROCESSING FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs 

Total 

Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $3,046 5 7% $743 $743 

Equipment (select, purchase, install) $0 

Performance testing 

Recordkeeping $235 5 7% $57 $57 

Travel $427 $427 

Total $3,281 $800 $427 $1,227 

LABOR, AVERAGE GAS PROCESSING FACILITY (COMBUSTION) 

 

Activity 

Labor Hours 

Labor Cost 

per Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Travel 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
Onshore Natural Gas Transmission Compression 

LABOR, AVERAGE COMPRESSOR STATION (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours Labor Cost per 

Year per 

Reporting 

Unit/Facility 

(2011$) 

Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/h

r $66.57/hr $121.72/hr $106.89/hr 

Planning 0.07 0.00 0.00 0.01 $6 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 2.49 0.00 0.08 0.09 $214 

Sampling and Analysis 

(Calculations) 7.40 27.62 0.00 2.00 $2,632 

Reporting 20.33 0.00 0.00 0.42 $1,636 

Total 30.29 27.62 0.08 2.52 $4,489 

NON-LABOR, AVERAGE COMPRESSOR STATION (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital Cost 

O&M 

Costs 

Total Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $1,385 5 7% $338 $0 $338 

Equipment (select, purchase, install) 

Performance testing 

Recordkeeping $30 5 7% $7 $7 

Travel $1,008 $1,008 

Total $1,415 $345 $1,008 $1,353 

LABOR, AVERAGE GAS COMPRESSOR STATION (COMBUSTION) 

Activity 

Labor Hours 

Labor Cost 

per Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Travel 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
Underground Natural Gas Storage 

LABOR, AVERAGE STORAGE FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours 

Labor Cost per Year 

per Reporting 

Engineer Unit/Facility (2011$) 

Technicia

n 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 2.44 0.00 0.08 0.49 $252 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 5.44 0.00 0.43 0.65 $548 

Sampling and Analysis 

(Calculations) 6.61 33.22 0.00 3.00 $3,050 

Reporting 21.23 0.00 0.11 3.17 $2,014 

Total 35.73 33.22 0.62 7.30 $5,864 

NON-LABOR, AVERAGE STORAGE FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs 

Total 

Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $1,810 5 7% $441 $0 $441 

Equipment (select, purchase, install) $0 

Performance testing 

Recordkeeping $131 5 7% $32 $32 

Travel $829 $829 

Total $1,941 $10 $0 $473 $829 $1,302 

LABOR, AVERAGE STORAGE FACILITY (COMBUSTION) 

Activity 

Labor Hours Labor Cost 

per Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Travel 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
LNG Import and Export Equipment 

LABOR, AVERAGE LNG IMPORT/EXPORT FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours Labor Cost 

per Year 

per 

Reporting 

Unit/Facility 

(2011$) 

Engineer Technician Senior Manager Middle Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 2.43 0.00 0.08 0.51 $254 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 6.00 0.00 0.40 0.60 $583 

Sampling and Analysis (Calculations) 23.26 21.31 0.00 5.00 $3,774 

Reporting 29.68 0.00 0.10 4.00 $2,763 

Total 61.26 21.31 0.58 10.11 $7,374 

NON-LABOR, AVERAGE LNG IMPORT/EXPORT FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs 

Total 

Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $2,381 5 7% $581 $581 

Equipment (select, purchase, install) 

Performance testing 

Recordkeeping $78 5 7% $19 $19 

Travel $1,956 $1,956 

Total $2,460 $600 $1,956 $2,556 

LABOR, AVERAGE LNG IMPORT/EXPORT FACILITY (COMBUSTION) 

Activity 

Labor Hours Labor Cost per 

Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Travel 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
Onshore Petroleum and Natural Gas Production 

LABOR, AVERAGE ONSHORE PRODUCTION FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours 

Labor Cost 

per Year 

per 

Reporting 

Unit/Facilit

y (2011$) 

Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 1.54 0.00 0.17 0.37 $180 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 9.05 0.00 0.38 0.88 $848 

Sampling and Analysis 

(Calculations) 83.46 0.00 0.00 2.00 $6,748 

Reporting 22.52 0.00 0.29 5.16 $2,349 

Total 116.57 0.00 0.83 8.40 $10,125 

NON-LABOR, AVERAGE ONSHORE PRODUCTION FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs 

Total Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $2,400 5 7% $585 $0 

Equipment (select, purchase, install) $0 1 $0 $0 

Performance testing 

Recordkeeping $235 5 7% $57 $57 

Travel $0 $0 

Total $235 $642 $0 $642 

LABOR, AVERAGE ONSHORE PRODUCTION FACILITY (COMBUSTION) 

Activity 

Labor Hours 

Labor Cost per 

Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Annual Activities 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
Natural Gas Distribution 

LABOR, AVERAGE LDC FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours Labor Cost per 

Year per 

Reporting 

Unit/Facility 

(2011$) Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 2.41 0.00 0.08 0.48 $250 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 5.13 0.00 0.42 0.64 $521 

Sampling and Analysis (Calculations) 9.75 76.34 0.00 3.00 $6,166 

Reporting 18.71 0.00 0.11 3.12 $1,811 

Total 36.00 76.34 0.61 7.24 $8,748 

NON-LABOR, AVERAGE LDC FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs 

Total Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $365 5 7% $89 $89 

Equipment (select, purchase, install) 

Performance testing 5 

Recordkeeping $235 7% $57 $57 

Travel $1,598 $1,598 

Total $600 $146 $1,598 $1,744 

** No combustion costs associated with LDC facilities *** 

 
LNG Storage 

LABOR, AVERAGE LNG STORAGE FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours 

Labor Cost 

per Year 

per 

Reporting 

Unit/Facilit

y (2011$) 

Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 2.42 0.00 0.08 0.47 $249 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 4.49 0.00 0.42 0.64 $471 

Sampling and Analysis 

(Calculations) 14.30 15.98 0.00 1.88 $2,384 

Reporting 18.95 0.00 0.11 3.12 $1,830 

Total 40.16 15.98 0.61 6.11 $4,934 

NON-LABOR, AVERAGE LNG STORAGE FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs 

Total 

Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $1,509 5 7% $368 $368 

Equipment (select, purchase, install) $0 1 7% $0 $0 

Performance testing 

Recordkeeping $235 5 7% $57 $57 

Travel $784 $784 

Total $1,744 $425 $784 $1,209 

LABOR, AVERAGE LNG STORAGE FACILITY (COMBUSTION) 

Activity 

Labor Hours Labor Cost 

per Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Travel 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
Offshore Petroleum and Natural Gas Production 

LABOR, AVERAGE OFFSHORE FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours 

Labor Cost 

per Year 

per 

Reporting 

Unit/Facilit

y (2011$) 

Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 10.26 0.00 1.03 2.07 $1,150 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 0.42 0.00 0.03 0.06 $43 

Sampling and Analysis 

(Calculations) 0.15 0.00 0.00 0.00 $12 

Reporting 9.54 0.00 0.17 2.02 $984 

Total 20.37 0.00 1.23 4.15 $2,188 

**No Capital or O&M Costs for Offshore Facilities 

LABOR, AVERAGE OFFSHORE FACILITY (COMBUSTION) 

Activity 

Labor Hours Labor Cost 

per Year per 

Reporting 

Unit/Facility 

(2011$) 

Technical Management 

$72.43/hr $114.31/hr 

Develop QA & Monitoring Plan 0.00 0.00 $0 

Travel 11.84 11.84 $2,211 

Total 11.84 11.84 $2,211 

 
Onshore Natural Gas Pipeline Transmission 

LABOR, AVERAGE ONSHORE NATURAL GAS PIPELINE TRANSMISSION FACILITY (PROCESS 

EMISSIONS ONLY) 

Activity 

Labor Hours 

Labor Cost per Year 

per Reporting 

Unit/Facility (2011$) Engineer 

Technicia

n 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 5.00 0.00 0.25 0.50 $475 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 10.00 0.00 0.50 1.00 $951 

Sampling and Analysis 

(Calculations) 2.00 0.00 0.00 0.00 $157 

Reporting 10.00 0.00 0.50 1.00 $951 

Total 27.00 0.00 1.25 2.50 $2,533 

NON-LABOR, AVERAGE ONSHORE NATURAL GAS PIPELINE TRANSMISSION FACILITY (PROCESS 

EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital Cost 

O&M 

Costs 

Total 

Non 

Labor 

Cost 

(2011$) 

Equipment (select, purchase, install) $0 5 7% $0 $0 

Equipment (select, purchase, install) $0 

Performance testing 

Recordkeeping $235 5 7% $57 $57 

Travel $0 $0 

Total $235 $57 $0 $57 

 
Onshore Petroleum and Natural Gas Gathering and Boosting 

LABOR, AVERAGE ONSHORE PETROLEUM AND NATURAL GAS GATHERING AND BOOSTING FACILITY 

(PROCESS EMISSIONS ONLY) 

Activity 

Labor Hours Labor Cost 

per Year per 

Reporting 

Unit/Facility 

(2011$) 

Engineer Technician 

Senior 

Manager 

Middle 

Manager 

$78.29/hr $66.57/hr $121.72/hr $106.89/hr 

Planning 5.00 0.00 0.25 0.50 $475 

QA/QC 0.00 0.00 0.00 0.00 $0 

Recordkeeping 10.00 0.00 0.50 1.00 $951 

Sampling and Analysis (Calculations) 15.48 1.50 0.00 0.00 $1,312 

Reporting 10.00 0.00 0.50 1.00 $951 

Total 40.48 1.50 1.25 2.50 $3,689 

NON-LABOR, AVERAGE ONSHORE PETROLEUM AND NATURAL GAS GATHERING AND BOOSTING 

FACILITY (PROCESS EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital 

Cost 

O&M 

Costs Total Cost 

Equipment (select, purchase, install) $0 5 7% $0 $0 

Equipment (select, purchase, install) $0 

Performance testing 

Recordkeeping $235 5 7% $57 $57 

Travel $3,500 $3,500 

Total $235 $57 $3,500 $3,557 

NON-LABOR, AVERAGE ONSHORE PETROLEUM AND NATURAL GAS GATHERING AND BOOSTING 

FACILITY (COMBUSTION EMISSIONS ONLY) 

Activity 

Capital 

Cost 

Equipment 

Lifetime 

(years) 

Discount 

Rate (%) 

Annualized 

Capital Cost 

O&M 

Costs Total cost 

Equipment (select, purchase, 

install) 

$3,500 10 7% $498.32 $1,700 $2,198 

Performance testing 

Total $3,500 $498 $1,700 $2,198