Flood Risk Map by Postcode: SN Postcode Area

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Flood risk by SN postcode districts

Number of postcodes of each risk level within SN postcode districts. Click a postcode district to drill down to postcode sectors.

Postcode DistrictHighMediumLowVery Low
SN1
0
1
0
0
SN10
2
0
2
0
SN11
2
0
20
0
SN12
7
5
7
0
SN13
1
4
1
0
SN14
3
21
11
0
SN15
12
18
15
0
SN16
8
4
13
0
SN2
2
2
4
1
SN25
12
10
5
0
SN3
0
16
47
1
SN4
0
1
4
0
SN5
2
3
4
7
SN6
11
8
16
0
SN7
5
6
8
0
SN8
5
8
14
0
SN9
1
1
13
0

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