Interregional Map disclaimer

The Interregional Data map’s colored arrows depict the scheduled energy flow across an interface (scheduled flow MW / line limit MW). Green depicts the flow from a lower to a higher price region. Red depicts the flow from a higher to a lower price region. Black depicts that energy is not flowing or a price that is unavailable.


The data depicted on this map is for informational purposes only. The non-NYISO data is sourced from the public websites of the neighboring ISOs/RTOs (PJM, ISO-NE, HQ, IESO). The NYISO does not guarantee the accuracy or availability of any of the data**.


The arrows represent the direction of the scheduled energy flow across an interface. A red arrow indicates a flow from a higher price to a lower price. The power flows are displayed as (Scheduled Flow MW / Line Limit MW).


** This non-NYISO data is furnished without responsibility by NYISO for accuracy, completeness or timeliness and is provided to the recipient on the condition that the display of data, including data that contains errors or are incomplete, will not be made the basis for a claim, demand or cause of action. NYISO expressly disclaims any obligation to correct or update data or any warranty of any kind, whether express or implied, as to any information distributed herein. Rely on this information at your own risk. In no event shall NYISO be liable for any damages of any kind, including, but not limited to, direct, indirect, general, special, incidental or consequential damages arising out of any use of the data contained herein.