FirstLight is a data center in Portsmouth, NH, US. The facility is currently operational. It sits in the Andover data-center market on the ISONE grid, which DC Hub's Data Center Power Index currently rates AVOID, with an estimated 10.8-month time-to-power. Operators should weigh interconnection risk here — the market screens constrained on grid headroom and time-to-power.
Changes DC Hub has recorded to this facility’s record, newest first.
Data Center Power Index verdict for Andover — the market this facility sits in.
Full DCPI breakdown →DC Hub analyst read on Andover — the market this facility sits in (full deep-dive →).
Andover's data center footprint remains minimal, with only 4 tracked facilities totaling 0 MW of operational capacity. The market is dominated by a small operator base: TierPoint controls 2 facilities, while NaviSite LLC and TierPoint, LLC each operate 1 site. No recent M&A activity has been recorded in the market, suggesting limited capital deployment momentum and investor appetite to date. The DCPI verdict of AVOID—driven by excess-power scoring of 35/100 and constraint scoring of 31/100—reflects a market fundamentally misaligned with current investor priorities. The excess-power rating of 35/100 signals insufficient surplus capacity to absorb incremental hyperscale or enterprise demand, a critical shortfall as AI infrastructure buildouts increasingly demand isolated, high-density power. The constraint score of 31/100 indicates material grid infrastructure or real-estate bottlenecks…
Published DC Hub data for this location.
DC Hub tracks 27 operating generating units totalling 2,514 MW within about 50 km of Portsmouth, US. Generation mix shapes both carbon profile and interconnection options for a site at this location.
Source: Global Energy Monitor unit inventory, operating units only. Counts are units, not plants.
Comparable facilities in Portsmouth tracked by DC Hub — compare power, operators, and grid context across the market.
get_facility slug="firstlight-firstlight-259400b6" (endpoint https://dchub.cloud/mcp) for the full cited record. Connect:
https://dchub.cloud/connect