MRSO - Meter Registration System Operator
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Meter Data
Quarter Hour Metering
Non-Quarter Hour Metering
Historical Data Profile
Loss Factors
Aggregation Reports
Meter Data
Provision of Meter Data

MRSO is responsible for the processing, aggregating and distributing of meter data to the different market participants as follows:

Settlement
Single Market Operator
QH Customer Actual Demand
Indicative Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) and aggregated by Supplier is provided 1 working day in arrears.
Initial Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) and aggregated by Supplier is provided 4 working days in arrears.
NQH Customer Profiled Demand
Indicative NQH estimated profile adjusted by DLF aggregated by Supplier is provided 1 working day in arrears.
Initial Non-Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) and aggregated by the Supplier is provided 4 working days in arrears.
Embedded Generator Metered Generation
Indicative QH data adjusted by DLF for embedded generators is provided by Generator 1 working day in arrears.
Initial Non-Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) for embedded generators is provided by Generator 4 working days in arrears.
QH Metered Customer Demand Re-aggregation
A first re-aqggregation of Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) is provided 4 months in arrears.
A second re-aqggregation of Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) is provided 13 months in arrears.
NQH Metered Customer Demand Re-aggregation
A first re-aqggregation of Non-Quarter Hour(NQH) data adjusted by Distribution Loss Factors (DLF) is provided 4 months in arrears.
A second re-aqggregation of Non-Quarter Hour(NQH) data adjusted by Distribution Loss Factors (DLF) is provided 13 months in arrears.
Embedded Generator Metered Generation Re-aggregation
A first re-aqggregation of Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) is provided 4 months in arrears for embedded generators.
A second re-aqggregation of Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) is provided 13 months in arrears. for embedded generators
Transmission System Operator Daily QH meter data by MPRN is provided as collected, without the application of DLF, in exceptional cases this can be up to 10 days in arrears.
Supply Companies QH Profile Data
QH meter data, without the application of DLF, is provided daily as received from the Data Collector, in exceptional cases this can be up to 10 days in arrears.
NQH Readings
NQH readings are provided daily on receipt from the Data Collector.
QH Customer Actual Demand
Indicative Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) and aggregated for Supplier is provided 1 working day in arrears.
Initial Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) and aggregated for Supplier is provided 4 working days in arrears.
NQH Customer Profiled Demand
Indicative NQH profile estimated data adjusted by DLF is aggregated for Supplier, and is provided 1 working day in arrears.
Initial non-Quarter Hour (NQH) data adjusted by Distribution Loss Factors (DLF) and aggregated for Supplier is provided 4 working days in arrears.
QH Metered Customer Demand Re-aggregation
A first re-aqggregation of Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) is provided 4 months in arrears.
A second re-aqggregation of Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) is provided 13 months in arrears
NQH Metered Customer Demand Re-aggregation
A first re-aqggregation of Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) is provided 4 months in arrears.
A second re-aqggregation of Quarter Hour(QH) data adjusted by Distribution Loss Factors (DLF) is provided 13 months in arrears
Embedded Generators QH meter data, is available daily as received from the Data Collector, to Embedded Generators. In exceptional cases this can be up to 10 days in arrears.
Embedded Generator Metered Generation Re-aggregation
A first re-aqggregation of Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) is provided 4 months in arrears.
A second re-aqggregation of Quarter Hour (QH) data adjusted by Distribution Loss Factors (DLF) is provided 13 months in arrears
Customers QH historical meter data is provided on request to Customers within 10 working days (in practice within 2-3 days depending on level of requests) of receiving request.