BB DAILY STORAGE REPORT TRANSACTION REPORT INFORMATION

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1 TRANSACTION REPORT INFORMATION Version: 1.0 Published: 26 April 2018

2 IMPORTANT NOTICE Purpose These BB Daily Storage Report are made by AEMO under section 227 of the National Gas Law to specify the manner and form for providing information to AEMO for the Bulletin Board under Part 18 of the National Gas Rules (Rules), as at the date of publication, and have effect only for the purposes set out in the Rules. The Rules, the National Gas Law and the document named the BB Procedures prevail over these BB Daily Production and Flow Specification to the extent of any inconsistency. How to use this document The references listed throughout this document are primary resources and take precedence over this document. This document is written in plain language for easy reading. Where there is a discrepancy between the Rules and information or a term in this document, the Rules take precedence. Glossary Terms are capitalised and have the meanings listed against them in the Glossary. Italicised terms are defined in the Rules. Any rules terms not in this format still have the same meaning. Document Identification Business custodian: Manager, Gas Market Monitoring IT custodian: Manager, Market Systems Prepared by: Technical Writer Last update: Thursday, 26 April :17 PM Version History 1.0 First version Further Information For further information, please visit AEMO s website or contact: AEMO Information and Support Hub Phone: 1300 AEMO 00 ( ) and follow the prompts. supporthub@aemo.com.au Feedback Your feedback is important and helps us improve our services and products. To suggest improvements, please contact AEMO's Information and Support Hub. The material in this publication may be used in accordance with the copyright permissions on AEMO s website. Australian Energy Market Operator Ltd ABN info@aemo.com.au NEW SOUTH WALES QUEENSLAND SOUTH AUSTRALIA VICTORIA AUSTRALIAN CAPITAL TERRITORY TASMANIA WESTERN AUSTRALIA 1

3 CONTENTS 1. OVERVIEW 3 2. DESCRIPTION 3 3. DATA REPORT OUTPUT 4 4. EXAMPLE FILES 4 5. GLOSSARY Abbreviations Terms 6

4 1. OVERVIEW This document details the Daily Storage report which can be produced from AEMO s Natural Gas Services Bulletin Board. 2. DESCRIPTION Transaction report name Purpose Update interval Production frequency Report period Default report parameters DAILY_STORAGE This report displays the daily storage of gas at each storage facility. The report can be filtered to reduce data output. Daily On request. Up to one calendar month of data for all facilities. From Date = 1 Calendar month from request date To Date = Request Date Filters = None (All Data)

5 DATA REPORT FORMAT: ABBREVIATIONS 3. DATA REPORT FORMAT The following fields are provided in the report. Field name Description Data type Example Gas Date Date of gas day. Timestamps are ignored. The gas day as defined in the pipeline contract or market rules. datetime Facility Id A unique AEMO defined Facility identifier. int Facility Name The name of the BB facility. varchar (256) Berwyndale to Wallumbilla Pipeline Actual Quantity The actual flow quantity reported in TJ to the nearest gigajoule with three decimal places. numeric(18,3) REPORT FILTERS Daily Storage reports in JSON format can be filtered by: From Gas Date: Start date of the report period. To Gas Date: Minimum one day apart From Gas Date, and maximum 31 calendar days apart From Gas Date. Facility Id. 5. EXAMPLE REPORTS The following examples is a Daily Storage report for a BB storage with Facility Id during the period to A CSV format report is available through FTP File Share, and JSON format report is available via a HTTP GET request. CSV format example GasDate,FacilityId,FacilityName,ActualQuantity,LastChanged ,530038, LNG Storage Dandenong,1.123, ,530038, LNG Storage Dandenong,2.453, ,530038, LNG Storage Dandenong,1.561, JSON format example "data":

6 VALIDATION RULES: ABBREVIATIONS "DailyStorageList": [ "GasDate": " T00:00:00+10:00", "FacilityId": , "FacilityName": "LNG Storage Dandenong", "ActualQuantity": 1.123, "LastChanged": " T09:50:45+10:00" "GasDate": " T00:00:00+10:00", "FacilityId": , "FacilityName": "LNG Storage Dandenong", "ActualQuantity": 2.453, "LastChanged": " T09:50:45+10:00" "GasDate": " T00:00:00+10:00", "FacilityId": , "FacilityName": "LNG Storage Dandenong", "ActualQuantity": 1.561, "LastChanged": " T09:50:45+10:00" ], "errors": null 6. VALIDATION RULES The "From Gas Date" and "To Gas Date" can only be a maximum of 31 days apart.

7 GLOSSARY: ABBREVIATIONS 7. GLOSSARY 7.1 Abbreviations Abbreviation Abbreviation explanation AEMO API BB CSV FTP HTTPS JSON NGERAC MDQ REST URL Australian Energy Market Operator. Application Programming Interface. The Natural Gas Services Bulletin Board. Comma Separated Values. Stores tabular data (numbers and text) in plain-text form. Plain text means the content is a sequence of characters, with no data that has to be interpreted instead, as binary numbers. File Transfer Protocol a protocol that allows users to copy files between any systems they can reach on the network. Hypertext Transfer Protocol over SSL. JavaScript Object Notation. National Gas Emergency Response Advisory Committee Maximum Daily Quantity. Representational State Transfer. Uniform Resource Locator. 7.2 Terms Term Authorised User Connection Point BB Procedures Rules TJ Definition A person authorised by a BB reporting entity to submit information to the Bulletin Board for that BB reporting entity. A receipt point or delivery point. The BB Procedures made under Part 18 of the National Gas Rules, which comprise of the document named the BB Procedures and these Gas Bulletin Board Data Submission Procedures. The National Gas Rules. 1 Terajoule, 1,000 Gigajoules, 1,000,000 Joules. A Joule is a unit of energy.