Postcode district Flood risk in BL6
How exposed the BL6 postcode district (Bolton and Chorley) is to flooding from rivers, the sea and surface water, from a sample of points checked against the Environment Agency maps.
20%in Flood Zone 2 or 3
0%in Flood Zone 3
0%medium or high river and sea risk
20%some surface water risk
Based on 5 points spread across the district. An indication of the area, not a count of properties.
What the maps show around BL6
Some of the ground in this district is in a flood zone or at risk of surface water flooding, and the difference between streets can be large. We checked 5 points spread across the district: the centre and four points about 900 m away.
20% of the sample points are in Flood Zone 2 or 3 · 20% have some surface water risk
Overall: mixed risk. This describes the district as a whole, not your street.
Rivers and the sea
High0 of 5
Medium0 of 5
Low0 of 5
Very low5 of 5
Surface water
High0 of 5
Medium1 of 5
Low0 of 5
Very low4 of 5
Show as a table
Flood risk bands across the sample points
| Risk band | Rivers and sea | Surface water | Annual chance of flooding |
| High |
0 of 5 |
0 of 5 |
more than 3.3% |
| Medium |
0 of 5 |
1 of 5 |
1% to 3.3% |
| Low |
0 of 5 |
0 of 5 |
0.1% to 1% |
| Very low |
5 of 5 |
4 of 5 |
less than 0.1% |
Flood zone: 0 of 5 points in Zone 3 and 1 in Zone 2.
Flood warning areas near BL6
The Environment Agency issues flood alerts and warnings for these named areas within about six kilometres of the district centre.
Pearl Brook at Horwich, Bridge Street, Lee Lane, Winter Hey Lane and Greenstone Avenue areas
Horwich town centre including Bridge Street, Church Street, Longworth Rd close to the junction with Lee Lane. Winter Hey Lane and adjoining roads. Mason Street and roads in the Greenstone Ave, Rotherhead and Avonhead Close areas
Pearl Brook at Horwich, area close to the river from Bridge Street and Old Station Park to the M61
Horwich town centre from Bridge Street and Old Station Park to the M61, homes and businesses on Winter Hey Lane at the junction with Chorley New Road, Mason Street and adjoining roads including Back Emmett Street and Chorley New Road
Bessy Brook at Lostock
Properties along Sudbury Drive and including parts of Rumworth Road and Regent Road.
Borsdane and Hockery Brook at Hindley
Areas at risk include land adjacent to Borsdane Brook between Rayner Park and Rockingham Drive, Including Platt Lane, Aughton Street, Whitebury Ave and Blackberry Drive. Also at risk, Property next to Hockery Brook Between Wigan Road and Blackberry Drive
River Douglas at Wigan, between Scholes and Poolstock
Low lying area adjacent to the River Douglas including properties in Scholes and Poolstock extending to Pottery Road
Black Brook at Chorley, Heapey Road to Cowling
Low lying land and property off Kittiwake Road and Temple Fields. Bagganley Lane, Froom Street and Lower Healey Business Park area. Crosse Hall Lane to Cowling Brow
You can sign up for free flood warnings for your own address on GOV.UK.
Check your own BL6 postcode
The figures above describe the district. Your home is one point in it, and that point is what the check reads.
This district spans Bolton and Chorley.
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Will your address flood, and can you get it insured and mortgaged?
Enter an English postcode and see free of charge its flood zone and the risk bands for
rivers, the sea and surface water. What the numbers mean, which past floods were recorded around the
property, which warning areas cover it and what to ask your insurer, surveyor and solicitor is in the
report for that one point.
A flood is the most expensive thing that can happen to a home, and a flood zone or a surface water flow path can
change the insurance terms, the mortgage offer and the resale price. The report gathers the Environment
Agency data for your address before you commit; it is not a substitute for a flood search from your
conveyancer.
- The flood zone and all three risk maps at your point: rivers and sea, surface water, with the annual chance in plain figures and a map of the ground around it
- Every recorded past flood and the flood warning areas that cover the address, with dates, sources and causes where the Environment Agency has them
- What it means for insurance, a mortgage and the building itself: Flood Re, questions for the surveyor and practical flood resilience measures, as a PDF you can share
See a sample report (PDF)
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Source: Environment Agency under the Open Government Licence · not a substitute for a flood search
Nearby postcode districts
Questions
Frequently asked questions
Is BL6 in a flood zone?
Part of it. Of 5 sample points spread across the BL6 postcode district, 1 (20%) fall in Flood Zone 2 or 3. Flood zones follow rivers and coastlines, so whether your own home is in one depends on the exact spot. Check your full postcode to find out.
Is surface water flooding a risk in BL6?
1 of the 5 sample points (20%) sit in an area the Environment Agency rates at least low risk for surface water flooding, and 1 of those at medium or high risk. Surface water risk is highly local: it follows dips, underpasses and the line of old streams, so look at your own postcode.
Which flood warning areas cover BL6?
The Environment Agency issues flood alerts and warnings for named areas. Within about six kilometres of the centre of BL6 these include Pearl Brook at Horwich, Bridge Street, Lee Lane, Winter Hey Lane and Greenstone Avenue areas, Pearl Brook at Horwich, area close to the river from Bridge Street and Old Station Park to the M61 and Bessy Brook at Lostock. You can sign up for free flood warnings for your address on GOV.UK.
How accurate is a postcode district summary?
It is an indication, not a verdict on any single home. We checked 5 points around the centre of the district against the Environment Agency maps. A district can hold many streets and a flood zone can be a few metres wide. The free check on a full postcode, with a pin you can move onto your plot, is the precise answer.