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River Bulbourne level at Hemel Hempstead, Two Waters Road

Latest at 3:15pm on 14 May

Height
0.37m
Trend
Falling
State
Normal

Normal range 0.21m to 0.75m

Height in metres over the last 5 days

Threshold: 0.75m Top of normal range0.39m 2:45pm, 9 May0.33m 9:00pm, 9 May0.37m 8:15am, 10 May0.34m 10:15am, 10 May0.39m 12:45pm, 10 May0.33m 5:15pm, 10 May0.37m 3:15am, 11 May0.31m 10:00am, 11 May0.39m 2:15pm, 11 May0.35m 6:45pm, 11 May0.38m 9:15pm, 11 May0.35m 6:30am, 12 May0.41m 10:45am, 12 May0.34m 2:15pm, 12 May0.44m 8:00pm, 12 May0.35m 11:15pm, 12 May0.37m 10:15am, 13 May0.40m 11:30am, 13 May0.36m 3:00pm, 13 May0.43m 9:45pm, 13 May0.39m 8:30am, 14 May0.42m 12:45pm, 14 May0.37m 2:15pm, 14 May
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How levels here could affect nearby areas

1.19m
Water reaches the highest level recorded at this measuring station (23 September 1992)
0.95m
Property flooding is possible above this level
0.75m
Top of normal range. Low-lying land flooding possible above this level. One or more flood alerts may be issued.
0.37m
Latest level

Flooding might not happen again at the same historical levels. This may be because flood management schemes are now in place.

How we measure river, sea and groundwater levels

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