CENTRA PWM01 - Portland, Maine (340 Cumberland) is a data center operated by CENTRA Digital Interconnect in Portland, ME, US. The facility is currently operational. It sits in the Portland, ME data-center market on the ISONE grid, which DC Hub's Data Center Power Index currently rates AVOID, with an estimated 7.5-month time-to-power. Operators should weigh interconnection risk here — the market screens constrained on grid headroom and time-to-power.
Data Center Power Index verdict for Portland, ME — the market this facility sits in.
Full DCPI breakdown →DC Hub analyst read on Portland, ME — the market this facility sits in (full deep-dive →).
Portland, ME's data center market is severely constrained, with just 6 tracked facilities totaling 10 MW across a fragmented five-operator base. The market's DCPI verdict of AVOID is driven by a critical excess-power score of 32/100, indicating limited spare capacity for new workloads, combined with a constraint rating of 23/100 that reflects structural barriers to expansion. This combination positions Portland among the least hospitable markets for incremental capacity deployment in the Northeast. The AVOID verdict should be interpreted as a clear signal to avoid greenfield or expansion-stage investments without existing anchor tenants. An excess-power score of 32/100 means the market is already operating near its effective ceiling relative to its infrastructure; new entrants would face either prohibitively high build-out costs to bypass regional constraints or intense competition for…
Published DC Hub data for this location.
Networks recorded as present at or immediately around CENTRA PWM01 - Portland, Maine (340 Cumberland) in public peering records. Treat this as a map of who is there, not as a list of contracted cross-connects — availability, diversity and pricing are the operator’s to confirm.
Source: PeeringDB carrier-to-facility records, matched to this site by location. A network listed here may sit in a neighbouring hall or an adjacent building at the same address, so presence is reported for the location rather than for a single suite.
DC Hub tracks 28 operating generating units totalling 1,566 MW within about 50 km of Portland, 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 Portland tracked by DC Hub — compare power, operators, and grid context across the market.
get_facility slug="centra-digital-interconnect-centra-pwm01-portland-maine-340-cumberland-8f55e372" (endpoint https://dchub.cloud/mcp) for the full cited record. Connect:
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