Map Help

How to use the map

This page shows pictures of the map controls and says how you can use them.

Search field - enter a postcode or placename and select from the list of results to zoom to that location.

Map Key - shows what the colours on the map mean. You can close the map key with the X at the top right and open it again using this button.

Map Contents - shows what flood maps are available. Select a flood map name, for example River Flooding, to expand it and to switch different likelihoods on and off.

About - tells you the copyright and licensing information for the flood maps and the background maps.

Background Maps - select to change between a greyscale or colour background map.

Help - this contains links to the Check an area’s long term flood risk Terms and Conditions, as well as the Map Help.

Zooms in

Zooms out

Fullscreen - expands the map to full screen. Press Esc to stop using full screen.

---

Using Keyboard navigation
The map can be navigated using a keyboard.

Press Tab to go forward and (Shift + Tab) to go backwards between sections and controls. Pressing Enter focuses inside a section or control, for example, activating the buttons for zoom or full screen. Pressing Esc focuses outside the section or control.

Inside the map contents menu, Tab to a section, for example, River Flooding, then press Enter to expand or collapse the section or to check or uncheck the tickboxes.

Press Esc to exit a section.

---

Changing to a greyscale map background
Select the background map menu button and select the greyscale option.

---

Changing the map contents
Select the Map Contents menu to check or uncheck the tickboxes beside the flood maps and likelihoods you want to display.

---

If you don’t see flood risk areas on the map
Try zooming in on the map a few times. Check the map contents menu to make sure that flood risk maps are selected. If you still cannot see any flood risk areas, you may be looking at a place which does not have identified flood risk. Try searching for a different location.

---

Changing the transparency of the flood risk areas
Select the three dots next to Flood Maps at the top of the map contents menu and choose Transparency and adjust the slider. This changes the transparency on all the flood risk areas.

---

Comparing present and future flood risk
Future risk is only provided for a medium likelihood. Compare with the same present likelihood. For example, Future Coastal Medium Likelihood with present day Coastal Medium Likelihood.