Eversource CT serves customers in Connecticut. This guide covers current rates, billing structure, common charges, and how to verify your bill is accurate.
Quick Facts
Service Area: 157 towns in Connecticut
Rate Range: 8.8¢–15.2¢/kWh
Standard Rate: ~11.2¢/kWh (Standard Service (Rate 1))
Off-Peak Rate: 8.8¢/kWh (Time-of-Use (Rate 5))
Rates Updated: February 2026
Current Rates
Eversource CT residential rates range from 8.8¢–15.2¢/kWh depending on your rate plan. The standard Standard Service (Rate 1) plan has an effective rate of ~11.2¢/kWh. Time-of-use customers on the Time-of-Use (Rate 5) plan pay 8.8¢/kWh off-peak and 15.2¢/kWh during peak hours. Rates last updated February 2026.
Understanding Your Bill
Your Eversource CT bill includes several components: base charges, energy charges, fuel adjustments, taxes, and fees.
Eversource CT residential rates vary by rate plan, usage tier, and season. Your effective rate includes base charges, energy charges, fuel adjustments, and various fees. Use our free Sanity Check tool to see how your rate compares to other Eversource CT customers.
Why is my Eversource CT bill so high?
High Eversource CT bills are often caused by seasonal usage changes, rate increases, estimated meter readings, or being on a suboptimal rate plan. Upload your bill to Utility Check for an independent verification of every line item.
How can I verify my Eversource CT bill is correct?
Upload your Eversource CT bill to Utility Check for independent, line-by-line verification. We recalculate your charges against Eversource CT's published tariffs, check your rate plan, and flag any discrepancies.
Does Utility Check support Eversource CT?
Yes. Utility Check fully supports Eversource CT bill verification. We analyze your rate plan, verify billing math, check fuel adjustments, and compare your effective rate to published tariffs.
Is my Eversource CT bill wrong?
It's hard to tell just by looking at the total. Billing errors, wrong rate plans, and incorrect meter reads happen more often than most people realize. Upload your Eversource CT bill to Utility Check — we compare every line item against the published tariff and tell you exactly whether anything is off.
How do I know if I'm being overcharged by Eversource CT?
Start with our free sanity check at utilitycheck.co/sanity-check to compare your per-kWh rate to the Connecticut average. If your rate seems high, a full bill verification ($19.99) will identify whether you're on the wrong rate plan, being charged incorrect fees, or if your usage pattern is driving up costs.
Can someone check my Eversource CT bill for me?
Yes — that's exactly what Utility Check does. Upload your bill and we independently verify every charge against Eversource CT's current tariff. You'll get a detailed report with findings and step-by-step next steps if any issues are found, or confirmation that your bill is correct.