Why It Matters
Massachusetts residents already pay among the highest electricity rates in the country, and a wave of proposed data center construction is raising concerns about what that growth could mean for utility bills, water supplies, and local quality of life. The debate has moved from statehouse corridors to municipal halls, with several communities taking direct action to slow or stop large-scale facility approvals.
What Happened
Gov. Maura Healey paused state tax incentives for data center developers, citing the need for stronger resident and environmental protections before the state extends public subsidies to the industry. The pause comes as developers have been pushing for rapid expansion across Massachusetts, driven largely by the surging electricity and computing demands of artificial intelligence infrastructure.
At the local level, resistance has been more decisive. Holyoke became the first Massachusetts municipality to ban future large-scale AI data centers outright. Westfield approved a one-year moratorium on data center approvals, giving the city time to assess potential impacts before committing to any new facilities. In Lowell, a proposed expansion by data center operator Markley has drawn organized opposition from residents concerned about the facility’s footprint in their community.
The Resource Strain
Data centers are among the most electricity-intensive land uses in modern development, yet they generate relatively few permanent jobs once construction is complete. That tradeoff has drawn scrutiny in a state where power costs are already a burden for households and small businesses.
New England’s grid increasingly depends on peaker plants — high-cost, often fossil-fuel-burning facilities that activate during periods of maximum electricity demand. Adding large data centers to the regional load could push those peak demand periods higher and more frequently, with costs distributed across ratepayers.
Water resources are another pressure point. Massachusetts has been contending with prolonged drought conditions, and large-scale data centers require significant water consumption for cooling operations. Communities across the country have reported concerns about data center wastewater management, diesel backup generator emissions, noise pollution, and contamination tied to PFAS compounds — a class of chemicals associated with certain firefighting materials and industrial equipment used at such facilities.
By the Numbers
- 1 municipality — Holyoke — has enacted a full ban on new large-scale AI data centers in Massachusetts
- 1 year — the length of Westfield’s moratorium on data center approvals
- Relatively few permanent jobs are created by data centers compared to their electricity and water demands
- Massachusetts ranks among the states with the highest residential electricity costs in the nation
- New England’s grid relies on peaker plant capacity that could face additional strain from large-scale facility growth
Zoom Out
The tension playing out in Massachusetts mirrors disputes in states across the country. Rural and suburban communities from Virginia to Arizona have struggled to balance the economic development pitch from data center operators against concrete concerns about electricity demand, water use, and industrial emissions. In many cases, the promised tax base and job creation have fallen short of projections while infrastructure costs materialized as expected.
The artificial intelligence boom has accelerated the pace of data center siting proposals nationally, compressing the timeline communities have to evaluate long-term impacts. Massachusetts, with its dense population, constrained water resources, and already-stressed grid, presents a particularly concentrated version of those challenges. The state’s broader economic pressures — including rising housing costs and plant closures costing manufacturing jobs — add to the scrutiny of whether data center incentives represent sound public investment.
What’s Next
Governor Healey’s pause on tax incentives signals that state-level policy is still being shaped, and the outcome of that review will likely influence how aggressively developers pursue Massachusetts sites in the near term. Municipal governments appear unwilling to wait for the state, with Holyoke’s ban and Westfield’s moratorium signaling a bottom-up pressure that could spread to other communities facing similar proposals.
How the state ultimately structures any data center incentive framework — including what environmental reviews, community input requirements, and utility cost protections it mandates — will determine whether Massachusetts can capture economic benefits from the sector while managing the real costs that residents and ratepayers would otherwise absorb. Healthcare and other industries have already raised concerns about misaligned state incentives undermining broader cost-control efforts in Massachusetts, a theme that appears to be extending into the energy and technology sectors as well.