River Lee at Hertford flood alert area
We'll update this page when there's a flood alert in the area, which means flooding to low lying land is possible.
Flood alert area: River Lee at Hertford including Lemsford, Hatfield, Ware and Stanstead Abbotts
Latest river, sea, groundwater and rainfall levels
There are around 3,500 measuring stations, and most are along main rivers and the coast. These levels can help you understand your flood risk now and over the next few days.