OMB Control No. 2060 0722
Approval expires 08/31/2021
Columbia Gas of Massachusetts
BMP Distribution Partner Since 2016
Background
Headquartered in Westborough, Massachusetts, Columbia Gas of Massachusetts delivers clean,
affordable and efficient natural gas to approximately 320,000 natural gas customers in
southeastern Massachusetts, the greater Springfield area and the Merrimack Valley.
NiSource (NYSE: Nl) is one of the largest natural gas utility companies in the United States, serving
more than 3.4 million customers in seven states under the Columbia Gas and NIPSCO brands.
More information about Columbia Gas of Massachusetts and NiSource is available at
www.ColumbiaGasMA.com and www.nisource.com.
Historical Highlights
Emission Reductions from Main
& Service Line Replacements
Reduction in Gas System
Damage Rates
Cumulative Natural Gas STAR Emission Reductions
(2005 - 2015)
180,000
160,000
140,000 -
120.000
:0'juX'
80,000 -
60,000
40.000
2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
2.50
= 2.00
o 1.50
ft 1.00
0.50
0.00
Total Gas System Damage Rates
(2012-2016)
2.09
1.94
2012
2013
2014
2015
2016
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 average 14 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, including through the use of automated collection techniques to the Director, Collection Strategies Division,
U.S. Environmental Protection Agency (2822T), 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.	EPA Form No. 5900 413

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