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  2. Natural Gas STAR Program
  3. Natural Gas STAR Program and Methane Mitigation
  4. Celebrating 30 Years of Voluntary Partnerships

Natural Gas STAR Partnership (1993 – 2022)

Celebrating Nearly 30 Years of the Natural Gas STAR Partnership

Legacy Partners

View the legacy Natural Gas Partners here

EPA launched the Natural Gas STAR Partnership Program in 1993. Throughout the course of this partnership, EPA collaborated with over 100 oil and natural gas operators across all segments of the US natural gas industry, to identify and share information on cost effective ways to mitigate methane emissions from oil and gas operations. This highly effective partnership demonstrated that it is possible to achieve important reductions in methane emissions while also enhancing safety, improving performance, increasing natural gas supplies, and saving money.


Partner-Reported Reductions
Cumulative through 2020 (Mcf)
1,719,307,246
Workshops Hosted
In the U.S. and Internationally
110
Value of Methane Saved
Assumes average natural gas price of $3/Mcf
$ 5,157,921,739

In 2022, at a time of unprecedented action on U.S. oil and gas methane emissions, EPA transitioned the Natural Gas STAR Partnership, ending the partnership agreements and annual reporting elements of the program, while retaining a focus on technology transfer and stakeholder engagement. EPA continues to collaborate with operators through the Natural Gas STAR Program providing a framework for technical support and stakeholder engagement, as well as sharing information on our website about opportunities for reducing methane emissions from the oil and gas industry.

Methane Reductions

Natural Gas STAR Partners reported the following methane reductions over the course of the partnership:

 
Annual Reductions by Year (MMTCO2e)
Year New Reductions (MTCO2e) Ongoing Reductions (MTCO2e)
1990 318936.00 0.00
1991 576808.80 241118.88
1992 526999.68 529628.16
1993 2623002.24 876228.00
1994 4071090.24 1952257.92
1995 3429717.12 3757233.12
1996 3942835.20 4559524.10
1997 5189092.80 5894195.90
1998 5944080.48 7559369.01
1999 6578385.60 9000738.66
2000 7694468.10 10238694.08
2001 10155057.12 11737644.66
2002 12873412.73 12783136.81
2003 15093390.72 13112129.18
2004 25674667.68 11362373.77
2005 36316558.08 11584413.98
2006 33542949.05 11412641.70
2007 39297256.21 10992728.90
2008 45284221.68 11438224.93
2009 31122315.27 11841648.88
2010 35211660.96 14043098.90
2011 27949136.33 16345833.91
2012 17090055.67 16616012.31
2013 7873721.93 18817694.17
2014 6250892.83 20151680.68
2015 8342263.00 18853185.09
2016 7945007.49 17951901.13
2017 31079513.43 16806574.54
2018 47485381.48 15625387.56
2019 9298318.56 13046309.77
2020 7021050.54 10394243.95

Methane-Reducing Activities and Technologies

Over the course of the Partnership from 1993 to 2022, Natural Gas STAR partners reported implementing over 150 different methane reducing activities and technologies. The top practices implemented (in terms of methane reductions achieved) in each industry segment are summarized below:

Production

Production partners cumulatively reduced methane emissions by 594  MMTCO2e.

 

Gathering and Processing

Gathering and processing partners cumulatively reduced methane emissions by 25.8 MMTCO2e.

 

Transmission

Transmission partners cumulatively reduced methane emissions by 186 MMTCO2e.

 

Distribution

Distribution partners cumulatively reduced methane emissions by 18.5 MMTCO2e.

 

Natural Gas STAR Program

  • About Methane and the Oil and Gas Sector
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  • Natural Gas STAR Program and Methane Mitigation
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      • Natural Gas STAR Partnership (1993 – 2022)
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Contact Us about the Natural Gas STAR Program
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Last updated on January 14, 2025
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