The North American Electric Reliability Corporation has published its draft Interregional Transfer Capability Study (ITCS). The study was requested by Congressional legislation last year, to inform the need for expanded transmission connections between regions of the US power grid. And that’s what this study does – outlines the existing situation: This map shows that connections between regions are a small in comparison with total demand and supply. To provide some context to this map, which shows most connections as under 4 GW, Texas recently hit peak demand of 85 GW, while California’s peak load in 2022 was 52 GW. NERC observes that transfer capability varies from 1% to 92% of peak load – but it’s Texas, the biggest state for…