Energy was last better‑than‑free: yesterday Next

On the Agile Octopus tariff, customers get paid to use electricity when there’s too much in the grid.

That’s cheaper than Octopus Energy paying to store it.

The price changes every half-hour.

How free electricity works

Period

Region

Negative prices over Easter (Storm Dave)

Sat 4 Apr · Sun 5 Apr

What caused it · More notable days

Sunday 5 Apr 2026 · half-hourly prices

South Eastern England

Price for each half-hour
Negative price (you’re paid to use power)

Stats for Sunday 5 Apr 2026

−12.1p

Cheapest half-hour 12.30pm – 1pm

25.9p

Dearest half-hour 11pm – 11.30pm

16 hours

Negative prices 12am – 4pm

−11.1p avg

Cheapest 3 hours 12.30pm – 3.30pm

1.6p

Average price on 5 Apr 2026

Show as a table

Time	Price
12am – 12.30am	−4.0p
12.30am – 1am	−4.1p
1am – 1.30am	−3.7p
1.30am – 2am	−2.4p
2am – 2.30am	−2.5p
2.30am – 3am	−3.7p
3am – 3.30am	−4.0p
3.30am – 4am	−4.0p
4am – 4.30am	−4.1p
4.30am – 5am	−3.5p
5am – 5.30am	−3.2p
5.30am – 6am	−3.3p
6am – 6.30am	−3.5p
6.30am – 7am	−3.5p
7am – 7.30am	−3.7p
7.30am – 8am	−2.4p
8am – 8.30am	−4.4p
8.30am – 9am	−4.9p
9am – 9.30am	−5.7p
9.30am – 10am	−4.5p
10am – 10.30am	−6.3p
10.30am – 11am	−8.1p
11am – 11.30am	−8.1p
11.30am – 12pm	−10.4p
12pm – 12.30pm	−9.9p
12.30pm – 1pm	−12.1p
1pm – 1.30pm	−9.5p
1.30pm – 2pm	−11.0p
2pm – 2.30pm	−11.5p
2.30pm – 3pm	−10.9p
3pm – 3.30pm	−11.4p
3.30pm – 4pm	−8.6p
4pm – 4.30pm	4.5p
4.30pm – 5pm	9.7p
5pm – 5.30pm	10.0p
5.30pm – 6pm	18.2p
6pm – 6.30pm	18.6p
6.30pm – 7pm	24.5p
7pm – 7.30pm	17.3p
7.30pm – 8pm	17.3p
8pm – 8.30pm	17.3p
8.30pm – 9pm	17.3p
9pm – 9.30pm	19.1p
9.30pm – 10pm	16.9p
10pm – 10.30pm	17.3p
10.30pm – 11pm	15.1p
11pm – 11.30pm	25.9p
11.30pm – 12am	19.6p