fpp
region_freq_measure

fpp__region_freq_measure

AEMO Description

This report delivers the curated 4 second frequency deviatio

Note that the provided table descriptions are truncated by AEMO.

Total Schema Versions 1
Combined Rows 41,968,725
Combined Size 397.10 MiB
MMS Table fpp_region_freq_measure
Unified View nemwebviews.fpp__region_freq_measure

Schema Evolution

Column Type Description 6a0301d8
FM_ALIGNMENT_FLAG Nullable(Float64) Alignment Flag (4 second frequency deviation is aligned with 4 second frequency measure for that region) Supported values are: 0 = Misaligned 1 = Aligned
FREQ_DEVIATION_HZ Nullable(Float64) Frequency Deviation (4 second frequency deviation in Hz for that region)
FREQ_MEASURE_HZ Nullable(Float64) Calculated 4 second Frequency Measure for that region from FPP database
HZ_QUALITY_FLAG Nullable(Float64) Frequency Quality (4 second frequency deviation quality for that region) Supported values are: 0 = Bad Quality 1 = Good Quality 2 = Suspect Quality -1 = Value not used as input in the FPP calculation (generally used to indicate when SCADA data was late arriving after the FPP calculation commenced)
INTERVAL_DATETIME Nullable(DateTime64(3)) Date and time of the trading interval (DD/MM/YYYY HH24:MI:SS) fixed to the UTC+10 time zone (NEM time)
MEASUREMENT_DATETIME Nullable(DateTime64(3)) Date and time of the SCADA data (DD/MM/YYYY HH24:MI:SS) fixed to the UTC+10 time zone (NEM time)
REGIONID LowCardinality(String) Region ID of the frequency deviation / frequency measure
VERSIONNO Nullable(Float64) Version (FPP run number from the FPP database)
processed_at DateTime64(3)
source_zip String

Schema Versions

Version Rows Size
6a0301d8 41,968,725 397.10 MiB

Last updated: 2026-01-02 16:00:07