
23 February 2007
Spreads often show correlations and how they might be linked but the correlations are breaking between Winter and Summer throughout the curve.
The clean spark spread for Summer 07 is £9.94. The clean dark spread for Summer 07 is £7.26.
The clean spark spread for Winter 07 is £5.68. The clean dark spread for Winter 07 is £14.02.
Therefore during the Summers the gas plant will generate first and during the Winter 07 the coal price will generate first. This is unlikely fuel costs between seasons vary because of storage and demand, and whilst the gas price is more expensive in the Winter so is the corresponding power and coal price.
These spreads suggest that the premium associated with Winter gas is too high and is being translated into the spark spread going forward. In reality, traders should be rolling the shorts i.e. shorting the summer and buying back during the winter this arbitrages out the differences so that the premium associated with winter gas is eroded.
100 %
A tale of the forward dark spread.
 
16 October 2006
Some long term hedging is effecting the market and the lack of buyers has caused the markets to turn South, although oil has bobbled up on Friday the long term trend still appears to be down.  
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100 %
The fundamentals of Summer 06
 
30 January 2006
Spark and dark spreads show that the need for gas during the Summer is low, so we should see a hike in spark spread and a fall in gas prices, but it doesn't always work like that.  
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Natural Gas the one to watch
 
08 March 2010
The power curve ended the week down feeling the pressure from the fuel curves as well as healthy supply situation. Looking forward, the gas market is the one to watch as it continues to dominant the fuel mix accounting for 50% of generating plant.  
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Gas Balancing Alert Issued
 
05 January 2010
National Grid issues a rarely used Gas Balancing Alert following both supply and demand pressures. With severe weather warnings in place and freezing temperatures set to continue, will this be the last of the GBAs?  
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Where's the certainty?
 
23 December 2009
There was a time when you could quite comfortably forecast the running order of generation plant in the UK - but 2009 has seen a dramatic turn in the stack!  
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Where's the certainty?
 
23 December 2009
There was a time when you could quite comfortably forecast the running order of generation plant in the UK - but 2009 has seen a dramatic turn in the stack!  
read more...
A sliding Prompt
 
14 November 2008
A comfortable system in terms of supply margins left the prompt power market sliding.  
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Cashing in on the Power Price Highs
 
29 August 2008
A number of coal-fired power stations, that opted out of the Large Combustion Plant Directive (LCPD), appear to have exceeded operating expectations to take advantage of high summer power prices  
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Where's the certainty?
 
23 December 2009
There was a time when you could quite comfortably forecast the running order of generation plant in the UK - but 2009 has seen a dramatic turn in the stack!  
read more...