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Why are UK gas stores lower than usual, and how is the overall supply looking?

Amid concerns over stored gas capacity during the latest cold snap, the PA news agency explains why we are not running out of gas.

By contributor By Alex Daniel, PA Business Reporter
Published
A thermostat
Centrica said gas storage supplies are running lower than usual (Andrew Matthews/PA)

UK gas stores have fallen “concerningly low”, according to the owner of British Gas.

Centrica said Britain has a little under a week’s worth of demand for gas in storage, while officials have said there is comfortably enough gas to meet demand.

As freezing temperatures are expected to continue this weekend, the PA news agency explains what is going on with Britain’s gas supply.

– Are we anywhere near close to running out of gas?

No. Stored gas makes up a relatively small proportion of Britain’s overall supply, compared with imports from countries like Norway, and gas produced in the North Sea.

But even supplies of the gas kept at the UK’s storage sites are well above half full, said National Gas, which runs the system.

“The overall picture across Great Britain’s eight main gas storage sites remains healthy,” a spokesman said.

“Britain obtains its gas from a diverse range of sources beyond that already in storage, meaning we are well placed to respond to demand this winter.”

Racehorses in the snow
Britain has experienced sub-zero temperatures for several days this week (Alan Crowhurst/PA)

– Why are stored gas supplies running lower than usual?

Britain has been experiencing a cold snap, with more people turning on their gas boilers for longer to heat their homes.

Thursday brought the coldest January night in 15 years, and more freezing temperatures are expected to roll in over the coming days.

Meanwhile, Britain also has lower gas storage capacity than other European countries.

The UK has capacity to hold enough gas for about 12 average days, or enough for 7.5 winter days, when more is used.

By comparison, Germany has enough for 89 days, France has 103 days and the Netherlands 123 days.

These two things have combined to bring gas storage capacity below the same point last year. Centrica described them as “concerningly” low levels.

A smart meter
People are using more gas than usual during the cold snap (Yui Mok/PA)

– What did Centrica say?

The energy company said stocks at UK gas storage sites were a quarter below levels this time last year.

It said that left gas storage sites about half full.

As well as the cold weather, stored gas stocks have come under pressure after Russian gas pipeline supplies through Ukraine ended last month.

– What would happen if our gas storage facilities were to run dry?

We would not experience shortages from this alone.

The majority of Britain’s gas is either produced in the North Sea, or it is imported from other countries.

A Department for Energy Security and Net Zero spokesman said the Government has “no concerns”.

They added they are “confident we will have a sufficient gas supply and electricity capacity to meet demand this winter, due to our diverse and resilient energy system”.

– How does Net Zero fit into this?

The Government is trying to bring in policies which make the UK less reliant on gas, by investing in wind farms and solar plants.

Labour is also trying to help more people install heat pumps, which run on electricity, as an alternative to gas boilers.

Jess Ralston, head of energy at the Energy and Climate Intelligence Unit thinktank, said the Government should continue focusing on cutting demand for gas amid volatile international prices.

She said: “Unless the UK starts to reduce its demand for gas then we’ll just become more dependent on imports from abroad, with prices set by the international markets.

“When gas prices rise in Europe and across the world, they rise in the UK too; more drilling in the North Sea is a red herring solution.”

A gas storage site
Centrica runs Britain’s largest gas storage site (Leon Neal/PA)

– What about Centrica?

Centrica operates the country’s largest gas storage site, Rough, a facility under the North Sea off the east coast of England.

Chief executive Chris O’Shea and the company are highlighting the role gas storage plays in the overall supply.

The company is looking for fresh help from the Government to fund a multibillion-pound investment to increase capacity at Rough.

Mr O’Shea said: “Energy storage is what keeps the lights on and homes warm when the sun doesn’t shine and the wind doesn’t blow, so investing in our storage capacity makes perfect economic sense.”

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