Publication frequency for M2MS North American Power and Natural Gas

S&P Global Platts has changed the publication frequency for M2MS North American Power and Natural Gas 20 year forward curve from Monthly to Semimonthly, effective January 15, 2020.
The market data categories for affected power curve are AMC, FMC, JMC, OMC, SMC and WMC.
And the market data categories for affected natural gas curve are EMC, GMC, MMC, PMC, RMC and UMC.
The mid-month publication date will be the 15th or the working day immediately after the 15th if the 15th is a weekend or holiday.
Please direct any questions to S&P Global Platts Client Services or email support@platts.com.