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Data Center Design and Operations

Tier IV

Tier IV is fault tolerant and concurrently maintainable, meaning an individual equipment failure or distribution path interruption should not affect operations. It is the highest Uptime tier and typically implies higher cost, space, and operational rigor.

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Job creation threshold

Job creation threshold is the number, wage level, or type of jobs required to qualify for an incentive. Data centers can be capital-intensive with relatively low permanent headcount, so job metrics often need careful explanation.

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Capacity market

A capacity market pays resources for being available to meet future reliability needs. It matters to data center users because capacity costs can flow through tariffs or market settlements, and large-load growth can influence regional resource adequacy.

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Due diligence period

Due diligence period is the time when a buyer or tenant investigates the property before becoming fully committed. For data centers, diligence should include power, title, survey, environmental, zoning, water, fiber, geotech, tax, and political risk.

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