Connecticut Natural Gas explains distribution constraints, modeling and developer contributions

Sep 2, 2026

CNG engineers told Greenwich residents the company models system performance against a winter "peak day," may require customer contributions for upgrades, and that identified Greenwich projects could be executed after rate-case approvals around 2028–29.

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CNG engineers said the utility evaluates new or expanded service requests by inserting projected loads into hydraulic models and testing performance on a defined "peak day," typically the coldest winter period. The model determines whether existing infrastructure can serve the additional load or if upgrades — funded in part by the customer or developer — are required.

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