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Threshold

The critical infrastructure that keeps cities running

Weekly analysis of critical infrastructure systems — the water treatment plants, electrical substations, bridge inspections, dam safety protocols, and air traffic control staffing that keep cities functioning.

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Riley Nakamura

Riley Nakamura

Riley Nakamura is the guiding editorial voice behind Threshold. Infrastructure is a systems problem that most people only notice when it fails. Starts with the numbers — inspection ratings, capacity utilization, failure probabilities, replacement costs.

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