Data from Public Health England, published by Northumberland County Council, reveals the county-wide infection rate was 180.5 positive cases per 100,000 on October 25 compared to 159.6 positive cases per 100,000 on October 21.
There were 578 confirmed positive cases in the seven days up to October 25 compared with 511 confirmed positive cases in the week up to October 21.
Here are the 21 council wards in Northumberland with the highest figures.
1. Seghill with Seaton Delaval
There have been 24 positive cases in Seghill with Seaton Delaval ward.
The infection rate is 391.5. Photo: Google
2. Kitty Brewster
There have been 24 positive cases in the Kitty Brewster ward in Blyth.
The infection rate is 369.7. Photo: Google
3. Holywell
The Holywell ward, near Seaton Delaval, has had 19 positive cases.
The infection rate is 374.9. Photo: Google
4. Cowpen
The Cowpen ward in Blyth has had 18 positive cases.
The infection rate is 400.8. Photo: Google