Harpford Weather


Current river levels on the River Otter at Dotton and Fenny Bridges

Fenny Bridges link with graph

Government/EA page with graph

Dotton link with graph

Government/EA page with graph

Below is peak flow data for the River Otter at Dotton with the corresponding data for Fenny Bridges, with the flow rate and stage (height) shown. In a high flow event, Fenny Bridges tends to peak about 2-3 hours before Dotton (So the page above could be useful in a developing situation)

Peak flow data for Fenny Bridges, this may give a couple hours warning of potential levels downstream,

Previous flow data is accessible here


The mean annual flood is 59.7m3/s (1.46m).


Peak flows for the Otter at Dotton (1962-2016)

Compared to peak flow at Fenny Bridges (1974-2016)

Rank

Flow (m3/s)

Stage (m)*

Date

Rank at FB

Flow (m3/s)

Stage (m)

1

346.7

3.62

11th July 1968

Before record start

—-

2

212.4

2.85

30th Oct 2008

2

132.3

2.78

3

174.6

2.63

7th Jul 2012

5

121.9

2.63

4

174.4

2.63

25th Nov 2012

4

122.1

2.64

5

170.7

2.6

7th Dec 2000

1

134.6

2.81

6

159.4

2.53

21st Nov 2012

6

113.6

2.51

7

152.5

2.49

5th Nov 2000

3

128

2.72

8

147.2

2.48

14th Nov 2002

8

109.4

2.45

9

119.3

2.35

2nd Dec 1972

Before record start

10

116.4

2.41*

21st Nov 2016

10

96.2

2.21

11

109.4

2.35

13th Dec 2008

14

88.3

2.04

12

108.5

2.23

8th Aug 1997

7

109.8

2.45

13

100.9

2.15

21st Dec 1989

11

95.4

2.2

14

100.8

2.28

28th Mar 2016

12

91.4

2.11

15

99.8

2.14

30th Oct 2000

18

79.5

1.86

…30

73.2

1.997

6th Feb 2016

27

64.2

1.55

…40

68.3

1.93

Mean annual flood

35

58

1.46

*Events before 2000 may have a higher stage than larger flow events after 2000. This is because measurements take account of a slightly different channel shape, and therefore different water level.


Previous flow data is accessible here

The mean annual flood (half of years have at least one flow this high) is 69.81m3/s (1.93m). Some years have more than one.