ISO New England

ISO New England Morningreport API

6 path template(s) under /morningreport in the published ISO New England Web Services API v1.1 documentation.

Documentation GitHub OpenAPI

Operations 6

GET /morningreport Default resource #

GET /morningreport/current Get the current MR #

GET /morningreport/day/{day} GET /morningreport/day/{day} #

GET /morningreport/day/{day}/all GET /morningreport/day/{day}/all #

GET /morningreport/day/{day}/reportType/{reportType} GET /morningreport/day/{day}/reportType/{reportType} #

GET /morningreport/info Get the Service Info for MR #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: ISO New England Web Services API v1.1 Morningreport API
  version: '1.1'
  description: RESTful interface to ISO New England energy and market data.
  contact:
    name: ISO New England Ask ISO
    url: https://askiso.iso-ne.com/s/
  x-provenance:
    method: derived
    derived_by: API Evangelist enrichment pipeline
    derived_on: '2026-07-27'
    sources:
    - https://webservices.iso-ne.com/docs/v1.1/
    - https://webservices.iso-ne.com/docs/v1.1/ns0.xsd
    - https://webservices.iso-ne.com/docs/v1.1/ns1.xsd
    - https://www.iso-ne.com/participate/support/web-services-data
    not_provider_published: true
    note: Derived from provider-published HTML documentation and XSDs. Not an ISO New England artifact.
servers:
- url: https://webservices.iso-ne.com/api/v1.1
  description: Production base path (HTTP Basic over SSL)
security:
- basicAuth: []
tags:
- name: morningreport
  description: 6 path template(s) under /morningreport in the published ISO New England Web Services API v1.1 documentation.
paths:
  /morningreport:
    get:
      operationId: getMorningreport
      summary: Default resource
      description: Default resource. Redirects to MR.
      tags:
      - morningreport
      responses:
        '200':
          description: Successful response.
          content:
            application/xml:
              schema:
                description: Response payload is not described in the published documentation.
            application/json:
              schema:
                description: Response payload is not described in the published documentation.
        '401':
          description: Unauthorized - HTTP Basic credentials from an ISO Express account are required. Verified by anonymous probe on 2026-07-27.
      x-evidence:
        source: https://webservices.iso-ne.com/docs/v1.1/rest.morningreport.html
        harvested: '2026-07-27'
  /morningreport/current:
    get:
      operationId: getMorningreportCurrent
      summary: Get the current MR
      description: Get the current MR.
      tags:
      - morningreport
      responses:
        '200':
          description: a MorningReportsElement containing the current TTCs.
          content:
            application/xml:
              schema:
                $ref: '#/components/schemas/MorningReports'
            application/json:
              schema:
                $ref: '#/components/schemas/MorningReports'
              example:
                MorningReports:
                  MorningReport:
                  - CreationDate: '2026-07-27T12:02:35.000-04:00'
                    UncommitedAvailDRRMw: 14
                    GenPlannedOutagesReductionMW: 37
                    TotAvailCapMw: 22325
                    ReplReserveRequiredMw: 160
                    CityForecastDetail:
                    - WindDirSpeed: SE-11
                      HighTemperature: 72
                      WeatherConditions: Clear
                      CityName: Boston
                    - WindDirSpeed: S-7
                      HighTemperature: 80
                      WeatherConditions: Thunderstorms
                      CityName: Hartford
                    NetCapDeliveryMw: -1740
                    AmsPeakLoadExpMw: 25228
                    PeakLoadYesterdayHour: '2026-07-26T20:00:00.000-04:00'
                    PeakLoadYesterdayMw: 15746
                    CsoMw: 26707
                    ThirtyMinReserveEstMw: 3289
                    TotalOperReserveReqMw: 2048
                    PeakLoadTodayHour: '2026-07-27T19:00:00.000-04:00'
                    CapRequiredMw: 19648
                    AddlCapAvailOp4ActMw: 0
                    TenMinReserveEstMw: 1436
                    GenOutagesReductionMW: 1567
                    ThirtyMinReserveReqMw: 612
                    GenForcedOutagesReductionMW: 1530
                    TieDelivery:
                    - TieFlowMw: 0
                      TieName: Highgate
                    - TieFlowMw: -34
                      TieName: NB
                    - TieFlowMw: -1089
                      TieName: NECEC
                    - TieFlowMw: -598
                      TieName: NYISO AC
                    - TieFlowMw: 225
                      TieName: NYISO CSC
                    - TieFlowMw: 48
                      TieName: NYISO NNC
                    - TieFlowMw: -292
                      TieName: Phase 2
                    ReportType: Operational Capacity Update Report
                    ExpActOp4Mw: '0'
                    DRRCapacityMw: 199
                    TenMinReserveReqMw: 1436
                    UnitCommMinOrrCount: 0
                    UncommittedGenBeforePeakMw: 1580
                    InterchangeDetail:
                    - ScheduledMw: 0
                      TieName: Highgate
                      ImportLimitInMw: 0
                      ExportLimitOutMw: 0
                    - ScheduledMw: -34
                      TieName: NB
                      ImportLimitInMw: -270
                      ExportLimitOutMw: 100
                    - ScheduledMw: -1089
                      TieName: NECEC
                      ImportLimitInMw: -1250
                      ExportLimitOutMw: 0
                    - ScheduledMw: -598
                      TieName: NYISO AC
                      ImportLimitInMw: -1400
                      ExportLimitOutMw: 1200
                    - ScheduledMw: 225
                      TieName: NYISO CSC
                      ImportLimitInMw: -346
                      ExportLimitOutMw: 330
                    - ScheduledMw: 48
                      TieName: NYISO NNC
                      ImportLimitInMw: -200
                      ExportLimitOutMw: 200
                    - ScheduledMw: -292
                      TieName: Phase 2
                      ImportLimitInMw: -2000
                      ExportLimitOutMw: 1200
                    UncommittedAvailGenMw: 5778
                    BeginDate: '2026-07-27T00:00:00.000-04:00'
                    LargestFirstContMw: 1249
                    ExcessCommitMw: 2517
                    PeakLoadTodayMw: 17600
                    SurplusDeficiencyMw: 2677
                    CapAdditionsMw: 1038
                    UnitCommMinOrrMw: 0
        '401':
          description: Unauthorized - HTTP Basic credentials from an ISO Express account are required. Verified by anonymous probe on 2026-07-27.
      x-evidence:
        source: https://webservices.iso-ne.com/docs/v1.1/rest.morningreport.current.html
        harvested: '2026-07-27'
      x-xml-element: MorningReports
      x-example-evidence:
        source: https://www.iso-ne.com/ws/wsclient (public ISO Express dashboard proxy, anonymous POST)
        observed: '2026-07-27'
        note: Real response payload observed anonymously through the public dashboard proxy; the proxy envelope and its _url key were removed.
  /morningreport/day/{day}:
    get:
      operationId: getMorningreportDayByDay
      summary: GET /morningreport/day/{day}
      description: (no documentation provided)
      tags:
      - morningreport
      responses:
        '200':
          description: a MorningReportsElement containing the MRs.
          content:
            application/xml:
              schema:
                $ref: '#/components/schemas/MorningReports'
            application/json:
              schema:
                $ref: '#/components/schemas/MorningReports'
        '401':
          description: Unauthorized - HTTP Basic credentials from an ISO Express account are required. Verified by anonymous probe on 2026-07-27.
      x-evidence:
        source: https://webservices.iso-ne.com/docs/v1.1/rest.morningreport.day.day.html
        harvested: '2026-07-27'
      x-xml-element: MorningReports
      parameters:
      - name: day
        in: path
        required: true
        schema:
          type: string
        description: Retrieve data for the day (YYYYMMDD)
  /morningreport/day/{day}/all:
    get:
      operationId: getMorningreportDayByDayAll
      summary: GET /morningreport/day/{day}/all
      description: (no documentation provided)
      tags:
      - morningreport
      responses:
        '200':
          description: a MorningReportsElement containing the MRs.
          content:
            application/xml:
              schema:
                $ref: '#/components/schemas/MorningReports'
            application/json:
              schema:
                $ref: '#/components/schemas/MorningReports'
        '401':
          description: Unauthorized - HTTP Basic credentials from an ISO Express account are required. Verified by anonymous probe on 2026-07-27.
      x-evidence:
        source: https://webservices.iso-ne.com/docs/v1.1/rest.morningreport.day.day.all.html
        harvested: '2026-07-27'
      x-xml-element: MorningReports
      parameters:
      - name: day
        in: path
        required: true
        schema:
          type: string
        description: Retrieve data for the day (YYYYMMDD)
  /morningreport/day/{day}/reportType/{reportType}:
    get:
      operationId: getMorningreportDayByDayReportTypeByReportType
      summary: GET /morningreport/day/{day}/reportType/{reportType}
      description: (no documentation provided)
      tags:
      - morningreport
      responses:
        '200':
          description: a MorningReportsElement containing the MRs.
          content:
            application/xml:
              schema:
                $ref: '#/components/schemas/MorningReports'
            application/json:
              schema:
                $ref: '#/components/schemas/MorningReports'
        '401':
          description: Unauthorized - HTTP Basic credentials from an ISO Express account are required. Verified by anonymous probe on 2026-07-27.
      x-evidence:
        source: https://webservices.iso-ne.com/docs/v1.1/rest.morningreport.day.day.reportType.reportType.html
        harvested: '2026-07-27'
      x-xml-element: MorningReports
      parameters:
      - name: day
        in: path
        required: true
        schema:
          type: string
        description: Retrieve data for the day (YYYYMMDD) for a type
      - name: reportType
        in: path
        required: true
        schema:
          type: string
  /morningreport/info:
    get:
      operationId: getMorningreportInfo
      summary: Get the Service Info for MR
      description: Get the Service Info for MR.
      tags:
      - morningreport
      responses:
        '200':
          description: the ServiceInfoElement for MR.
          content:
            application/xml:
              schema:
                $ref: '#/components/schemas/ServiceInfo'
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceInfo'
        '401':
          description: Unauthorized - HTTP Basic credentials from an ISO Express account are required. Verified by anonymous probe on 2026-07-27.
      x-evidence:
        source: https://webservices.iso-ne.com/docs/v1.1/rest.morningreport.info.html
        harvested: '2026-07-27'
      x-xml-element: ServiceInfo
components:
  schemas:
    CityForecastDetail:
      type: object
      properties:
        CityName:
          type: string
        HighTemperature:
          type: integer
        WeatherConditions:
          type: string
        WindDirSpeed:
          type: string
      required:
      - CityName
      - HighTemperature
      - WeatherConditions
      - WindDirSpeed
      x-xsd-source: schemas/iso-new-england-web-services-ns0.xsd#type_CityForecastDetail
    InterchangeDetail:
      type: object
      properties:
        TieName:
          type: string
        ImportLimitInMw:
          type: number
        ExportLimitOutMw:
          type: number
        ScheduledMw:
          type: number
      required:
      - TieName
      - ImportLimitInMw
      - ExportLimitOutMw
      - ScheduledMw
      x-xsd-source: schemas/iso-new-england-web-services-ns0.xsd#type_InterchangeDetail
    MorningReport:
      type: object
      properties:
        ReportType:
          type: string
        BeginDate:
          type: string
          format: date-time
        CreationDate:
          type: string
          format: date-time
        PeakLoadYesterdayHour:
          type: string
          format: date-time
        PeakLoadYesterdayMw:
          type: number
        CsoMw:
          type: number
        CapAdditionsMw:
          type: number
        GenOutagesReductionMW:
          type: number
        GenPlannedOutagesReductionMW:
          type: number
        GenForcedOutagesReductionMW:
          type: number
        UncommittedGenBeforePeakMw:
          type: number
        NonMrktSensComnts:
          type: string
        UncommittedAvailGenMw:
          type: number
        DRRCapacityMw:
          type: number
        UncommitedAvailDRRMw:
          type: number
        NetCapDeliveryMw:
          type: number
        TieDelivery:
          type: array
          items:
            $ref: '#/components/schemas/TieDelivery'
        TotAvailCapMw:
          type: number
        PeakLoadTodayHour:
          type: string
          format: date-time
        PeakLoadTodayMw:
          type: number
        TotalOperReserveReqMw:
          type: number
        CapRequiredMw:
          type: number
        SurplusDeficiencyMw:
          type: number
        ReplReserveRequiredMw:
          type: number
        ExcessCommitMw:
          type: number
        LargestFirstContMw:
          type: number
        AmsPeakLoadExpMw:
          type: number
        NyIsoSarAvail:
          type: string
          enum:
          - Y
          - N
          - '-'
        TenMinReserveReqMw:
          type: number
        TenMinReserveEstMw:
          type: number
        ThirtyMinReserveReqMw:
          type: number
        ThirtyMinReserveEstMw:
          type: number
        ExpActOp4Mw:
          type: number
        AddlCapAvailOp4ActMw:
          type: number
        InterchangeDetail:
          type: array
          items:
            $ref: '#/components/schemas/InterchangeDetail'
        CityForecastDetail:
          type: array
          items:
            $ref: '#/components/schemas/CityForecastDetail'
        NonCommUnitsCapMw:
          type: number
        UnitCommMinOrrCount:
          type: integer
        UnitCommMinOrrMw:
          type: number
        GeoMagDistForecast:
          type: string
        GeoMagDistAlert:
          type: string
        GeoMagDistIntensity:
          type: string
        GeoMagDistObsActivity:
          type: string
        GeoMagDistIsoAction:
          type: string
        GeoMagDistOthCntrAction:
          type: string
      required:
      - ReportType
      - BeginDate
      - CreationDate
      - PeakLoadYesterdayHour
      - PeakLoadYesterdayMw
      - CsoMw
      - CapAdditionsMw
      - GenOutagesReductionMW
      - GenPlannedOutagesReductionMW
      - GenForcedOutagesReductionMW
      - UncommittedGenBeforePeakMw
      - UncommittedAvailGenMw
      - DRRCapacityMw
      - UncommitedAvailDRRMw
      - NetCapDeliveryMw
      - TotAvailCapMw
      - PeakLoadTodayHour
      - PeakLoadTodayMw
      - TotalOperReserveReqMw
      - CapRequiredMw
      - SurplusDeficiencyMw
      - ReplReserveRequiredMw
      - ExcessCommitMw
      - LargestFirstContMw
      - AmsPeakLoadExpMw
      - TenMinReserveReqMw
      - TenMinReserveEstMw
      - ThirtyMinReserveReqMw
      - ThirtyMinReserveEstMw
      - ExpActOp4Mw
      - AddlCapAvailOp4ActMw
      - UnitCommMinOrrCount
      - UnitCommMinOrrMw
      x-xsd-source: schemas/iso-new-england-web-services-ns0.xsd#type_MorningReport
    ServiceInfo:
      type: object
      properties:
        LatestBeginDate:
          type: string
          format: date-time
        CreationDate:
          type: string
          format: date-time
      required:
      - LatestBeginDate
      - CreationDate
      x-xsd-source: schemas/iso-new-england-web-services-ns0.xsd#type_ServiceInfo
    TieDelivery:
      type: object
      properties:
        TieName:
          type: string
        TieFlowMw:
          type: number
      required:
      - TieName
      - TieFlowMw
      x-xsd-source: schemas/iso-new-england-web-services-ns0.xsd#type_TieDelivery
    MorningReports:
      type: object
      properties:
        MorningReport:
          type: array
          items:
            $ref: '#/components/schemas/MorningReport'
      x-xsd-source: schemas/iso-new-england-web-services-ns0.xsd#type_MorningReports
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: HTTP Basic Authentication over SSL. Credentials come from a free, self-serve ISO Express account; ISO New England states that ISO Express account holders are automatically granted access to the public data feeds. See https://www.iso-ne.com/participate/applications-status-changes/access-software-systems

ISO New England Morningreport API

Operations 6

Documentation

Specifications

Schemas & Data

Other Resources