v1
latestOpenAPI 3.0.0BSD License2026-07-24228233924.5 KBNESO
Constraints Thermal Costs
Thermal constraints are taken when the amount of energy that would flow naturally from one region to another exceeds the capacity of the circuits connecting the two regions. This dataset provides outturn system costs for thermal constraints across a number of significant constraint boundaries.
get/gb/national-grid/constraints/thermal-costs
Query parameters
settlement_date_fromstring date required
Start date in which the energy is being delivered. Ex: yyyy-mm-dd
settlement_date_tostring date required
End date in which the energy is being delivered. Ex: yyyy-mm-dd
constraint_groupstring
The geographical area in which the constraint occurred. Each group has its own unique code, Ex: ESTEX
limitinteger
Number of results to return per page.
offsetinteger
The initial index from which to return the results.
Response
Success