Rivers most likely affected by rainfall at this gauge
Sewer overflows near this rain gauge, from the water companies’ live event-duration monitors and their official annual spill figures. Spill starts also appear as markers on the rainfall chart above.
Station Ref: HYRAIN_33be82568ce4b95d73b21914f4f2aa2246160ca5
Lat: 51.884892
Lng: -0.156507
County: Hertfordshire
Postcode: SG2 7EL
Check flood risk for SG2 7EL →
Data from: -