5900-99 Annual Report - Distribution Segment

EPA’s Voluntary Methane Challenge and Natural Gas STAR Programs

ng_star_reporting_template_distribution.xlsx

OMB: 2060-0722

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Overview

Partner Info and ToC
Equipment Leaks
Mains
Services
Additional Activities
references


Sheet 1: Partner Info and ToC

Natural Gas STAR Annual Report - Distribution Segment

Distribution
FORM VERSION: REPORTING SEASON 2021 (for activities completed in 2020)

OMB Control No. 2060-0722
Approval expires XX/XX/202X
EPA Form No. 5900-99
RS2021DISTRv1


Partner Name
0
Reporting Year 2020








Use the Table of Contents below to navigate to the different tabs of the form. You can use column B to indicate if you reported data on a specific tab.






Distribution Emission Sources Data Reported Information
Equipment Leaks No Directed inspection and maintenance at gate stations and surface facilities
Mains No Replacement of Cast Iron (CI) and Unprotected Steel (UPS) Mains with Plastic and Protected Steel, or rehabilitation of CI & UPS with plastic liners/inserts
Services No Replacement of Cast Iron (CI) and Unprotected Steel (UPS) Services with Plastic and Protected Steel, or rehabilitation of CI & UPS with plastic liners/inserts
Additional Distribution Activities No Use this tab to report all other methane reductions in the Distribution segment. You will be able to select the technology/practice used from the list of Natural Gas STAR Partner Reported Opportunities. If the activity you are reporting is not included in the list, please contact EPA at [email protected]












Update Partner Information (If applicable)


New Partner Name

















This collection of information is approved by OMB under the Paperwork Reduction Act, 44 U.S.C. 3501 et seq. (OMB Control No. 2060-0328). Responses to this collection of information are voluntary 42 USC 7403(g). An agency may not conduct or sponsor, and a person is not required to respond to, a collection of information unless it displays a currently valid OMB control number. The public reporting and recordkeeping burden for this collection of information is estimated to range from 20 to 51 hours per response. Send comments on the Agency’s need for this information, the accuracy of the provided burden estimates and any suggested methods for minimizing respondent burden to the Regulatory Support Division Director, U.S. Environmental Protection Agency (2821T), 1200 Pennsylvania Ave., NW, Washington, D.C. 20460. Include the OMB control number in any correspondence. Do not send the completed form to this address.

Sheet 2: Equipment Leaks

Equipment Leaks





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Directed inspection and maintenance at gate stations and surface facilities








Year Total Number of Surveys Conducted Total Number of Leaks Found Total Number of Leaks Repaired Calculation Method: Default or Other? Calculate Reductions Using Default Values Other Calculation Method Provide additional comments or detail about how your company implemented this BMP
Total Number of Facilities at Which Leaks Repaired Calculated Total Methane Emission Reduction based on default values
{[Total Number of Facilities at Which Leaks Repaired]x[1,700 Average Annual Leak Rate per Facility at 70% Efficiency]}
Total Methane Emission Reduction Based on Actual Field Measurement or Other Assumptions
(Mcf/yr)
Explain Reduction Calculation Used









































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































Sheet 3: Mains

Distribution Mains



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Replacement of Cast Iron (CI) and Unprotected Steel (UPS) Mains with Plastic and Protected Steel, or rehabilitation of CI & UPS with plastic liners/inserts







Year Cast Iron Mains - Miles Unprotected Steel Mains - Miles Calculated Total Methane Emission Reductions
(Mcf/yr)
Provide additional comments or detail about how your company implemented this BMP
Cast iron replaced with plastic Cast iron replaced with protected steel Cast iron rehabilitated with plastic liners Unprotected steel replaced with plastic Unprotected steel cathodically protected or replaced with protected steel Unprotected steel rehabilitated with plastic liners







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Sheet 4: Services

Distribution Services




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Replacement of Cast Iron (CI) and Unprotected Steel (UPS) Services with Plastic and Protected Steel, or rehabilitation of CI & UPS with plastic liners/inserts









Year Cast Iron Services - Count Unprotected Steel Services - Count Calculated Total Methane Emission Reductions
(Mcf/yr)
Provide additional comments or detail about how your company implemented this BMP
Cast iron replaced with plastic Cast iron replaced with protected steel Cast iron replaced with copper Cast iron reconditioned with plastic liners Unprotected steel replaced with plastic Unprotected steel replaced with protected steel Unprotected steel replaced with copper Unprotected steel reconditioned with plastic liners









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Sheet 5: Additional Activities

Additional Distribution Activities



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Start Year Select the Activity New or Ongoing? Eligible Sunset Years
for this Activity
Automatically calculate ongoing reductions (if Sunset Years >1)? End Year Total Methane Emission Reduction
(Mcf/yr)
Basis for Emission Reduction Estimate Explain Reduction Calculation Used Describe how your company implemented this activity (e.g., number of units installed or other activities conducted)









































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































Sheet 6: references

This sheet summarizes values used in calculations in this workbook. If you have questions on any of the values used, please contact EPA at [email protected]








Mains and Services




Menassian, Sarah: Subpart W factors are in scf/hour/miles or count, converted to Mcf/hour/miles or count Source: 40 CFR Part 98, Subpart W, Table W-7


Emission factors Mains (mcf/yr/mile) Services (mcf/yr/count)

Cast Iron 238.71 Menassian, Sarah: UPS is used as a proxy 1.66

Unprotected Steel 110.20 1.66

Protected Steel 3.07 0.18

Plastic 9.9 0.01

Copper NA 0.26






Replacement factors Cast Iron Replaced UPS Replaced
"replacement factors" calculated as the difference between emission factors for the original and replacement pipeline material
MAINS Protected Steel 235.64 107.13
MAINS Plastic 228.81 100.30
SERVICES Protected Steel 1.48 1.48
SERVICES Plastic 1.65 1.65
SERVICES Copper 1.4 1.4











Equipment Leaks



Default Values



Average Annual Leak Rate per Facility1 1,700 mcf/yr

Efficiency2 0.7 percent (expressed as decimal)






Notes:



1 Derived from EPA Report to Congress, 1993.



2 Derived from “Cost Effective Leak Mitigation at Natural Gas Transmission Compressor Stations,” sponsored by the Pipeline Research Committee International (PRCI), EPA and GRI, 1999.



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