Rate R Default-Service Marginal Benchmark
Service area: PECO electric service territory in southeastern Pennsylvania
Rate version: Default-service benchmark effective June 1–November 30, 2026 · verified 2026-09-29
$11.30 monthly fixed distribution service charge is excluded from marginal energy calculations.
| Season | Period | Hours | Rate |
|---|---|---|---|
| All year | Default-service marginal benchmark | All hours | 22.0350¢/kWh |
Modeling boundary
Benchmark combines the $0.10276/kWh Rate R variable distribution service charge effective January 1, 2026 with the official 11.759¢/kWh residential Price to Compare effective June 1–November 30, 2026. Fixed charges, DSIC, municipal/local taxes and other account-specific adjustments are excluded.
Official sources
EV charging cost examples on PECO
Vehicle-specific pages below apply Rate R Default-Service Marginal Benchmark to each EV’s verified charging-efficiency profile and compare it with the Pennsylvania statewide average.
How PECO differs from the Pennsylvania average
Eligibility / billing boundary: Benchmark combines the $0.10276/kWh Rate R variable distribution service charge effective January 1, 2026 with the official 11.759¢/kWh residential Price to Compare effective June 1–November 30, 2026. Fixed charges, DSIC, municipal/local taxes and other account-specific adjustments are excluded.
The state average is a benchmark, not a substitute for this tariff. A low or high encoded period is a marginal energy price and should not be interpreted as a complete monthly bill unless the page explicitly says whole-bill modeling is supported.
Official source: PECO official 2026 Price to Compare notice and Electric Tariff No. 8.
Can this utility estimate a full monthly bill?
Calculator-safe for supported marginal/period calculations, but not a complete monthly bill reproduction.
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