{"pdr_config":{"mappings":[{"REPORT_NAME":"CO2EII","REPORT_SUB_TYPE":"PUBLISHING","VERSION":1}]},"comment":"This table contains contain CO2 emissions and emissions intensity information,\nper day per region.\n","primary_keys":["CONTRACTYEAR","WEEKNO","SETTLEMENTDATE","REGIONID"],"columns":{"CONTRACTYEAR":{"sql_type":"NUMBER(4,0)","pl_type":"pl.UInt16","mandatory":true,"comment":"Billing year","examples":["2026"],"warnings":["This may not match the year of `SETTLMENDATE`. Billing years may be misaligned near the year start/end. e.g. `SETTLEMENTDATE` `2025/12/28 00:00:00` has `CONTRACTYEAR` of 2026\n"],"is_integer":true,"unsigned_int":true,"num_int_bits":16},"REGIONID":{"sql_type":"VARCHAR2(4)","pl_type":"pl.Enum([\"QLD1\", \"VIC1\", \"TAS1\", \"NSW1\", \"SA1\", \"SNOWY1\"])","mandatory":true,"comment":"Region of emissions.","examples":null,"warnings":["Unlike most tables with a region column, this may include `NEM`, which is the sum of all other regions for that day."],"enums":["QLD1","VIC1","TAS1","NSW1","SA1","SNOWY1"]},"SETTLEMENTDATE":{"sql_type":"DATE","pl_type":"pl.Datetime()","mandatory":true,"comment":"Date of emissions.","examples":["2026/01/20 00:05:00"],"warnings":["Despite what the name suggests, this is a datetime, not a date."],"parse_csv_as_string":true,"is_date":true,"is_s_datetime":true},"WEEKNO":{"sql_type":"NUMBER(2,0)","pl_type":"pl.UInt8","mandatory":true,"comment":"Billing week","examples":["1","52","53"],"warnings":["There may be more than 52 billing weeks in a year, depending on which day of the week the year starts on.","There may be 53 weeks in a year, depending on how weeks align to the year start/end."],"is_integer":true,"unsigned_int":true,"num_int_bits":8},"CO2E_INTENSITY_INDEX":{"sql_type":"NUMBER(1,4)","pl_type":"pl.Float64","mandatory":true,"comment":"Ratio of emissions to energy (tonnes CO2e per MWh)","is_float":true},"TOTAL_EMISSIONS":{"sql_type":"NUMBER(8,8)","pl_type":"pl.Float64","mandatory":true,"comment":"Ammount of emissions (CO2 equivillent, tonnes)","is_float":true},"TOTAL_SENT_OUT_ENERGY":{"sql_type":"NUMBER(8,8)","pl_type":"pl.Float64","mandatory":true,"comment":"Amount of energy (MWh) generated in this region.","warnings":["This this table is undocumented, it is unclear how transmission and distribution losses, and rooftop solar, are treated."],"is_float":true}},"example_zip_url":"https://www.nemweb.com.au/Reports/CURRENT/CDEII/CO2EII_SUMMARY_RESULTS.CSV","warnings":[{"msg":"This table is missing from AEMO's documentation. The information here is my best guess from looking at the data.\n"},{"msg":"The data is saved in a different location to most data. It is only in [`CURRENT/CDEII`](https://www.nemweb.com.au/Reports/CURRENT/CDEII), not the monthly [MMSDM archive](https://www.nemweb.com.au/Data_Archive/Wholesale_Electricity/MMSDM/). Unlike most other data, it is an unzipped CSV, not zipped. This folder contains both the latest version (`CO2EII_SUMMARY_RESULTS.CSV`) and seemingly identical file (`https://www.nemweb.com.au/Reports/CURRENT/CDEII/CO2EII_SUMMARY_RESULTS_2026.CSV`). (`CO2EII_AVAILABLE_GENERATORS*.CSV` are a different but related table.)\n","category":"location"},{"msg":"This table has the same metadata columns (`REPORT_NAME`=`CO2EII` and `REPORT_SUB_TYPE`=`PUBLISHING`) as another table (`CO2EII_SUMMARY_RESULTS`), which is a similarly undocumented table.","category":"pdr"}]}