All local authorities in Wales have seen an increase in Covid infection rates compared to last week.
The latest infection rate across Wales as a whole is now 488 per 100,000 people based on the seven days up to September 12 - down from 523 last week.
WalesOnline has compared Public Health Wales data to see the places in Wales where the virus is spreading the most quickly. We compared the figures released on September 17 with seven days before.
Read more: What Mark Drakeford said about another Covid lockdown
These figures are seven-day rolling totals for new cases adjusted for population (per 100,000 people). It is important to remember that though these figures are a useful guide they are just part of the story. If testing massively increases in one place there is likely to be a rise in confirmed cases. However these figures are still a vital factor in Welsh Government and Public Health Wales decision-making.
It comes as Covid data shows that Neath Port Talbot has the highest infection rate in Wales.
Below are the four areas where Covid have rise by more than 10% in the last week. You can read the latest information on all the areas with the highest coronavirus rates in Wales here.
Growing fastest
Torfaen
Blaenau Gwent
Wrexham
Anglesey
This table shows the growth rates in every local authority:
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