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How to see "Electricity forecast"

informaiton

Assumption

Today'selectricity demand forecast

Peak Demand

Peak Usage

Stable

Less than 92%
Tight

92%- Less than 97%
Very Tight

97% or higher

Today's electricity demand

Stable

Less than 92%
Tight

92%- Less than 97%
Very Tight

97% or higher

Click here to see information on the wide area block.

*For the wide area block, different colors are used to indicate the degree of strain on supply-demand. This assessment is based on consumption rates.

Assumption

Tomorrow'sElectricity demand forecast

Today'selectricity demand

Peak Demand

%
Peak demand

x10 MW

Supply Capability

x10 MW

Peak Usage

%
demand

x10 MW

Supply Capability

x10 MW

Today’s electricity demand

Actual

%
Actual demand

x10 MW

Supply Capability

x10 MW

%
Actual demand

x10 MW

Supply Capability

x10 MW

Forecast

The hourly electricity demand forecast is not posted.
*It will be posted when there is a request from the government for conserving energy.

%
Demand forecast

x10 MW

Supply Capability

x10 MW

,
(updated at 14:50,
provisional)

Yesterday

6,000
x10 MW

5,000

4,000

3,000

2,000

1,000

time

Max demand
as of now

urrent demand

3,142x10 MW

Supply Capability during Peak Demand

5,389x10 MW

Supply Capability during Peak Usage

0000x10 MW

14:50 Actual demand from

4,111x10 MW

14:50 Solar power generation

856x10 MW

Current demand
(updated at , provisional)

x10 MW
Solar Power

Solar power generation Rate of use

*"Tokyo area" refers to the Kanto region (Tokyo Metropolis, Kanagawa Prefecture, Saitama Prefecture, Chiba Prefecture,Tochigi Prefecture, Gunma Prefecture, Ibaraki Prefecture, Yamanashi Prefecture and Shizuoka Prefecture (east of Fujikawa)) for which power is supplied by TEPCO Power Grid.
*<The calculation method of consumption rate> The consumption rate is calculated by dividing the total electricity consumption (total demand) by available electricity (total supply). (Click here to see the calculation formula.)

Calendar of actual
maximum demand
in the past (Tokyo area)

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Information March 28, 2019

March 28, 2019 On March 28, 2019, our website started providing information on solar power generation amounts and predicted highest temperatures.

December 1, 2018 Since December 1, 2018, our website has started offering power utilization forecasts of peak time zones when power utilization is at a maximum and supply becomes tight because of high demand.
April 1, 2016 As full liberalization of the electricity retail market began in April 2016, TEPCO Electricity Forecast shows electricity demand and supply in the service area, including not only TEPCO Group but also other electric power companies.