Line Extension Allowances by Massachusetts Gas LDCs

Technical support for Sierra Club, Conservation Law Foundation, and Environmental Defense Fund on gas line extension allowances.

Diagram linking aging infrastructure, climate policy, and competing technologies to changing gas demand and rates. — Pipeline Extension Allowances, Figure 16: key drivers of increasing gas costs. Groundwork Data illustration.

Groundwork Data supported Sierra Club, Conservation Law Foundation, and Environmental Defense Fund in Massachusetts’ review of gas line extension allowances. Michael J. Walsh prepared the October 2024 technical comment on the allowances utilities offer for new service connections.