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v1

latestOpenAPI 3.0.0BSD License2026-07-24228233924.5 KB
NESO

Constraints Day Ahead

A snapshot of the limits and flows at relevant boundaries at day ahead stage. These flow values are true for when the measurement was taken and will not reflect any changes in the flows following the publication of this data. The network diagrams show the constraint boundaries and arrows indicating the positive direction of power flow across each boundary.

get/gb/national-grid/constraints/day-ahead

Query parameters

date_fromstring date-time required

Start date time for the request. Ex: yyyy-mm-ddThh:mm:ss

date_tostring date-time required

End date time for the request. Ex: yyyy-mm-ddThh:mm:ss

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.

timezone'UTC' | 'Europe/Berlin' | 'Europe/London' | 'America/New_York' | 'America/Chicago' | 'America/Los_Angeles'

The timezone for the query and returned data. If not specified, the default timezone is shown in the information table.

Response

Success

countinteger required
nextstring uri nullable
previousstring uri nullable