Suggestions

[Chance]

There are now five entrances/exits in the sewers, and these are:

The top left exit (410, 730, 3) which is connected to the wealthy district of Osrona, Aerendale (550, 770): https://i.imgur.com/eSBYvkd.png
Middle left (400, 680, 3) which is connected to the slums of Sudbury (623, 656, 1): https://i.imgur.com/huj90B8.png
Middle (567, 647) which is connected to a forest region (780, 560) nearby Messaris): https://i.imgur.com/5ZV9EkR.png
Bottom left (480, 630, 3) which is connected to a forest area far south of the city (700, 510, 1): https://i.imgur.com/v3yXHtO.png
Bottom right. If you move directly east it'll take you to the Alabastre exit (950, 550, 1): https://i.imgur.com/bRSJMAP.png