We Independently Audit, Certify & Govern Your Metering Systems
NATA ISO 17020 Type-C accredited metering system audits, compliance certification, and governance frameworks for hydrocarbon measurement across Australia and New Zealand.
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Metering Management System (MMS) & Governance
ISO 10012-aligned Metering Management System and governance framework for all flow measurement and metering stations.
Measurement philosophy, metering objectives & station classification
Control of documentation
Management system review
Measurement traceability
Metering station classification
Measurement processes and procedures
Organisational structure and roles
Equipment inventory management
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INDEPENDENT METERING SYSTEM AUDIT
Our NATA-accredited independent audits validate oil, gas, and hydrocarbon measurement across all custody transfer and allocation system levels.
Hydrocarbon measurement validation to API MPMS and AGA standards
Flow computer, instrumentation, data loggers, and traceability review
Procedural and documentation compliance assessment against regulatory standards
Audit findings, gap analysis, and corrective action reporting
Emissions Auditing & Flare Gas Metering Compliance
MetSolv conducts independent emissions and flare gas metering audits for facilities subject to the NGER Act, supporting compliance with the Clean Energy Regulator.
Emissions measurement system audits to HM60 Annex C — covering gas flow measurement, CEMS, and analysers
NGER Act compliance assessment for flaring, venting, and combustion sources
Multi-facility audit packages covering main power generation, fuel gas, flare, and ventstreams
Gap analysis and corrective action reporting against NGER measurementdetermination requirements
Audit outputs structured for submission to the Clean Energy Regulator
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Specialist Flow Measurement Consultancy
Meter selection studies (Ultrasonic, Coriolis, Turbine & Gas flow meters)
Investigation and rapid resolution of complex flow measurement issues
Measurement uncertainty analysis and fiscal metering compliance reporting
Water flow measurement validation and water authority billing meter verification
GCAS — Gas Measurement Condition Monitoring Software
Continuous condition-based monitoring and gas data logging with automated alerts when measurement parameters deviate from acceptable limits.
Real-time gas flow measurement monitoring, GC heating values, and gas quality analysis
Automated alarms — carrier gas supply, high heating value uncertainty, unnormalised totals
Predictive fault detection — issues identified before they affect fiscal measurement
Documented audit trail of GC performance history

Measurement Management System
Measurement philosophy
Metering station classification
Control of documentation
Measurement processes & procedures
Management system review
Organisational structure charts
Measurement traceability
Equipment inventory
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Independent Metering System Audit
Independent audits to verify performance, compliance, and integrity of metering systems free from equipment or vendor bias.
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Skills & Software
MetSolv combines specialist expertise with industry-leading software and analytical tools to support accurate measurement management.
Flow computer expertise
Metering data analysis tools
Industry-standard software platforms
Skilled engineers and auditors
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Consultancy Services
Independent, standards-driven consultancy supporting flow measurement quality, compliance, and performance.
Meter selection studies
Investigation & resolution of flow issues
Creation of functional metering documentation
System acceptance tests and reports
Uncertainty studies for contractual/regulatory needs
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