005 SVA Risk: Metering Equipment Faults are not resolved


This page outlines the risk that A fault with SVA Metering Equipment is not resolved, such that metered data is recorded incorrectly or cannot be retrieved resulting in Erroneous or estimated data in Settlement   

Diagram of SVA Risk 005: Metering Equipment Faults
Diagram of SVA Risk 005: Metering Equipment Faults

How it relates to you

Risk 005 impacts all meters in the SVA market.

Parties responsible for risk factors

  • Supplier
  • Meter Operator Agent
  • Data Collector

Parties responsible for operating controls

  • Supplier
  • Meter Operator Agent
  • Data Collector

Risk 005 forms part of the Meter maintenance process shown in the Risk Visualisation Tool.

Potential causes

Potential causes, or as they known in the Risk Evaluation Register: Risk Factors are the points of failure that could result in erroneous or estimated data entering Settlement.

Elexon has identified a number of typical failure points related to this risk, parties should note the list is non-exhaustive, and not all risk factors are applicable to every role type.

  • The Fault Investigation Process is not triggered for a suspected or identified fault (e.g. Data Collector does not act on triggered alarm flags or failures in validation processes, Supplier does not act on suspect data or customer complaint/query)
  • Meter Operator fails to act on the triggering of the Fault Investigation Process (D0001, D0005) in a timely manner or at all
  • Details of outstanding faults not transferred on a Change of Agent event

Potential solutions

Parties responsible for operating controls should take note of the information below. This identifies the BSC Sections and Procedures relating the risk.

Parties should understand their responsibilities in relation to this risk.

Review the processes outlined in the following BSCPs and ensure that internal processes match the requirements:

Impact of this risk on the industry

This graph highlights the probability distribution of this risk and cost incurred to the industry when a risk manifests over the course of a year

  • Impact: £29.8 Million
  • Upper Impact: £55.8 Million
  • Volatility: Medium

In order for you (a party) to calculate the impact this risk has on your party, please multiply your market share by the impact as outlined above.

Probability graph

Further information

Risk Evaluation Register sets out further detailed information on the noted controls.

Support and training

Operational Support Managers (OSMs) are able to help with further information or training on this risk and associated processes

Methodology used for this risk

The following document outlines the methodology used to assess the Settlement Risk related to the retrieval of metered data.


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