HomeWattCost

Delmarva Power MD R-TOU-ND vs R-PIV

For a typical Maryland home using 955 kWh a month, R-TOU-ND is cheaper by about $44 a year ($236 against $239 a month). R-TOU-ND is cheaper or about the same at every level of use from 200 to 2,500 kWh a month, with the same daily pattern of use.

Utility Delmarva PowerTariffs checked 2026-11-03Typical use 955 kWh/mo, Maryland

Head to head

ScenarioR-TOU-NDR-PIVCheaper
Typical home, per month$236$239R-TOU-ND
All-in price per kWh24.7¢25.1¢R-TOU-ND
Home + EV, charged at the cheapest hour$293$294R-TOU-ND
Home + EV, plugged in at 6 pm$317$325R-TOU-ND
Fixed charge$9.75$9.75

Typical home: Maryland average use by month (EIA), shaped hour by hour (NREL ResStock), before taxes. EV: Tesla Model Y Long Range AWD, 1,000 miles a month; cheapest start 12 am on R-TOU-ND, 12 am on R-PIV.

R-PIV is an EV or electrification rate: check the eligibility rules on Delmarva Power’s tariff before switching.

Month by month

Typical-home bill each month on each plan.

PlanJanFebMarAprMayJunJulAugSepOctNovDec
R-TOU-ND$325$291$218$181$187$220$280$259$199$169$199$300
R-PIV$325$294$220$183$197$225$286$265$202$174$202$300

R-TOU-ND: price by hour

July weekday.

Off-peakPeak
21.8¢27.4¢21.8¢12a3a6a9a12p3p6p9p12a

R-PIV: price by hour

July weekday.

Off-peakPeak
19.8¢31.2¢19.8¢12a3a6a9a12p3p6p9p12a

R-TOU-ND or R-PIV: common questions

Is R-TOU-ND or R-PIV cheaper?

For a typical Maryland home using 955 kWh a month, R-TOU-ND is cheaper by about $44 a year ($236 against $239 a month). R-TOU-ND is cheaper or about the same at every level of use from 200 to 2,500 kWh a month, with the same daily pattern of use. Adding an EV driven 1,000 miles a month and charged at each plan’s cheapest hour, R-TOU-ND gives the lower total ($293 against $294 a month).

What is the difference between R-TOU-ND and R-PIV?

R-TOU-ND is time-of-use (summer weekdays: Peak 2 pm–7 pm; lowest price 7 pm–2 pm next day), with a fixed charge of $9.75 a month. R-PIV is time-of-use (summer weekdays: Peak noon–8 pm; lowest price 8 pm–noon next day), with a fixed charge of $9.75 a month.

More Delmarva Power comparisons

How the two plans work

R-TOU-ND: Optional Residential Time of Use Non Demand

  • Peak 2 pm–7 pm on July weekdays; 5 of 24 hours carry the top price of 27.4¢.
  • The cheapest July weekday hour costs 21.8¢, so moving 1 kWh out of the top hours saves 5.6¢.
  • January weekdays range from 20.2¢ to 36.2¢.
  • Summer pricing applies Jun–Sep; winter pricing Oct–May.
  • Weekends differ: off-peak all day.
  • Fixed charge: $9.75 a month.

R-PIV: Residential With Plug-In Vehicle Charging Service

  • Peak noon–8 pm on July weekdays; 8 of 24 hours carry the top price of 31.2¢.
  • The cheapest July weekday hour costs 19.8¢, so moving 1 kWh out of the top hours saves 11.4¢.
  • January weekdays range from 20.0¢ to 37.8¢.
  • Summer pricing applies Jun–Sep; winter pricing Oct–May.
  • Weekends differ: off-peak all day.
  • Fixed charge: $9.75 a month.

Your own pattern of use decides the winner: compare every Delmarva Power plan on your usage, or see all Delmarva Power plans, sources and peak hours.