Data Science: Build a Tableau App for COVID-19's impact on electricity demands

_by Mingkai Liu (Melbourne Datathon 2020)

This is a demo video that introduce the tableau app I developped, which aims to help users to understand the electricity demands in different states of Australia, and how COVID-19’s impact could be revealed. You can interact or download the app at

This Tableau application is created as a trial to answer the challenge of Melbourn Datathon 2020:
The goal is to provide users with an intergrated and interactive source to understand and identify the impact of COVID-19 in a more ‘real-time’ manner using electricity consumption to complement other economic indexes.

Report and Models
· Insight Report of COVID-19’s impact on electricity consumption related to this application can be found at

· Models, data and the codes used to generate prediction can be found at

Date Sources

· For wholesale electricity demands in NEM (National Electricity Market) primarily in east Australia:
· For wholesale electricity demands in WEM (Wholesale Electricity Market) primarily in southwest Australia:
· For historic daily weather in Australia:
· Economic indicators Gross State Product:
· Photovoltaic (PV) panels installation in different states:
· Major travel restrictions and lockdown approaches:
· Covid-19 cases in different states of Australia:


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