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AHazard risk Grade
Flood & hazards in Kinsealy-Drinan · EPA, GSI and OPW data

Low radon and steady ground in Kinsealy-Drinan; flooding isn’t measured here

With an estimated under 0.1% of homes above the radon reference level, among the lower shares, Kinsealy-Drinan grades A for hazard risk. It counts radon and landslide ground only; flooding isn’t measured here, so it isn’t counted either way.

In brief

What stands out about Kinsealy-Drinan’s hazards

From the EPA’s radon map, Geological Survey Ireland’s landslide map, the OPW’s flood relief schemes and our estimate of low-lying homes, below.

By hazard

What Kinsealy-Drinan faces

Each hazard against its own yardstick; meters run from low to high on that yardstick.

Not on this page: the OPW’s official flood maps and past floods (their licence doesn’t allow reuse here: see floodinfo.ie), groundwater and surface-water flooding, coastal erosion and industrial sites.
Hazard risk Grade

Hazard risk in Kinsealy-Drinan: A

Radon, landslide ground and low-lying homes, each against Irish towns, then averaged.

Radon (under 0.1%)Better than 88% of Irish towns
Landslide ground (0%)Better than 57% of Irish towns
Low-lying homesNot counted: not measured here

Each figure is placed among Irish towns of 1,000 or more people; the grade averages the three, so a better place on each is a better grade.

Flood isn’t counted for or against Kinsealy-Drinan: too few of its homes have the detailed ground heights the measure needs, so its grade uses radon and landslide ground only.

Kinsealy-Drinan isn’t ranked for hazard risk: without a flood figure its grade can’t be set beside towns whose grade counts one.

Less sure: The low-lying figure is our estimate from ground heights and the river map, not an official flood map. It can show a town is low-lying; it can’t show a town is safe. No full LiDAR here (78% of homes): the rest of the heights come from a 30 m satellite model, which reads roofs and trees as ground, so this town’s figure isn’t counted.

Low-lying homes

How many of Kinsealy-Drinan’s homes stand low isn’t measured

Low-lying homes, a TownRatings estimate from OPW and Geological Survey Ireland LiDAR ground heights and the EPA’s river map: not an official flood map.

Flooding isn’t measured in Kinsealy-Drinan: only 78% of its homes stand on LiDAR ground heights, and the measure needs 80%, so flood isn’t counted for or against it. That doesn’t mean it doesn’t flood.

A rougher estimate, mostly from a 30 m satellite model, finds few homes standing low by big water, but that model reads roofs and trees as ground, so it can’t show the town is dry.

Official flood maps and past floods: floodinfo.ie

Warnings

Weather and flood warnings for Kinsealy-Drinan

Where to see the warnings in force, and what this page can’t count.

Met Éireann issues yellow, orange and red warnings for rain, wind and coastal flooding county by county; Kinsealy-Drinan is covered by County Dublin’s.

WarningWhat Met Éireann means by it
YellowWeather that isn’t unusual but can be dangerous in places: be aware.
OrangeInfrequent, dangerous weather that can put people and property at risk: be prepared.
RedRare, extremely dangerous weather: take action to protect yourself and your property.

Met Éireann doesn’t publish an open archive of past warnings, so how often warnings have covered Kinsealy-Drinan can’t be counted here.

Met Éireann warnings · OPW river levels (waterlevel.ie)

Flood scheme

No OPW flood relief scheme protects Kinsealy-Drinan

The Office of Public Works’ completed flood relief schemes and the areas each one benefits (OPW open data, CC BY 4.0).

Schemes
0
protect homes in Kinsealy-Drinan
Protected places in the county
12
Dublin, Clonsilla, Sandymount, Mulhuddart, East Wall
Nearest protected place
8.2 km
Clontarf West, as the crow flies
Low-lying homes
Not measured
the share a scheme would be built for

None of the OPW’s completed flood relief schemes has a benefiting area that takes in Kinsealy-Drinan’s homes. The OPW builds schemes where the risk to homes is greatest, so most towns have none.

In County Dublin, OPW schemes protect parts of 12 other places, including Dublin, Clonsilla, Sandymount, Mulhuddart, East Wall.

The protected places nearest here
TownSchemeDesigned forHomes behind itAway
Clontarf West DublinRiver Tolka ( Dublin) Flood Relief Scheme1 in 1003.3%8.2 km
Drumcondra DublinRiver Tolka ( Dublin) Flood Relief Scheme1 in 10015%8.8 km
Glasnevin DublinRiver Tolka ( Dublin) Flood Relief Scheme1 in 1001.8%9.2 km
Ballybough DublinRiver Tolka ( Dublin) Flood Relief Scheme1 in 10022%9.8 km
East Wall DublinSpencer Dock Flood Relief Scheme1 in 20082%10 km
Grand Canal Dock DublinSouth Campshires Flood Relief Scheme1 in 20014%11 km

Official flood maps and past floods: floodinfo.ie

Landslides

No home in Kinsealy-Drinan stands on landslide-prone ground

Geological Survey Ireland’s landslide susceptibility map (1:50,000), read at every home.

Homes on ground rated high or moderately high

Kinsealy-DrinanCounty Dublin’s medianmedian of Irish towns
High or moderately high0%
0%5%

Kinsealy-Drinan is among the 64% of Irish towns with no home on such ground.

GSI rates ground from low to high by its slope, soil and rock. Most Irish landslides are on steep upland slopes and peat after heavy rain; a town on flat ground has almost none.

High means the ground could slide under the right conditions, such as days of heavy rain on a steep, wet slope; it isn’t a forecast that it will.

GSI landslide susceptibility, high and moderately high classes, share of the town’s homes on mapped ground (CC BY 4.0).

Radon

Kinsealy-Drinan is in the lowest radon band

The EPA’s radon map: for each 10 km square, the estimated share of homes above the national reference level of 200 Bq/m³.

7.5% of homes estimated above the reference level · 5–10% of homes0% of homes estimated above the reference level · Under 1% of homes0% of homes estimated above the reference level · Under 1% of homes3.8% of homes estimated above the reference level · 1–5% of homes0% of homes estimated above the reference level · Under 1% of homes0% of homes estimated above the reference level · Under 1% of homes0% of homes estimated above the reference level · Under 1% of homes1.6% of homes estimated above the reference level · 1–5% of homesunder 0.1% of homes estimated above the reference level · Under 1% of homes3% of homes estimated above the reference level · 1–5% of homes0% of homes estimated above the reference level · Under 1% of homes0% of homes estimated above the reference level · Under 1% of homes0% of homes estimated above the reference level · Under 1% of homes0% of homes estimated above the reference level · Under 1% of homes© OpenStreetMap contributors · EPA
Under 1% of homes1–5% of homes5–10% of homes
Share of Irish towns in each band
Under 1% of homes · Kinsealy-Drinan17%
1–5% of homes38%
5–10% of homes26%
10–20% (High Radon Area)11%
Over 20% (High Radon Area)9%

A square where 10% or more of homes are estimated above the reference level is a High Radon Area; 0% of Kinsealy-Drinan’s homes are in one. The map is an estimate by area: two neighbouring houses can differ a lot.

0%
of homes in a High Radon Area
3.8%
County Dublin’s median
4%
median of Irish towns

A test is the only way to know a home’s level: two detectors, left for three months in a living room and a bedroom.

EPA radon map of Ireland (10 km grid), averaged over the town’s homes (CC BY 4.0).

Industrial sites

10 EPA-licensed sites within 5 km of Kinsealy-Drinan’s centre, none inside it

Factories, farms, power plants and waste sites that hold an EPA licence for their emissions, in Kinsealy-Drinan and around its centre.

0
licensed sites inside Kinsealy-Drinan
10
licensed sites within 5 km of the centre
0.7 km
to the nearest: MSD International GmbH t/a MSD Ireland (Biotech Dublin)
The 8 nearest licensed sites
SiteLicence and activityAway
MSD International GmbH t/a MSD Ireland (Biotech Dublin)Industrial Emissions licence · chemicals0.7 km
Anglo Beef Processors Ireland (Swords)IPC licence1.8 km
Arch Chemicals BVIndustrial Emissions licence · chemicals2.3 km
Sk Biotek Ireland LimitedIndustrial Emissions licence · chemicals2.4 km
Dublin Aerospace LimitedIndustrial Emissions licence · solvents and coatings2.6 km
International Aerospace Coatings LimitedIPC licence2.9 km
Amazon Data Services Ireland LimitedIndustrial Emissions licence · energy4.0 km
Global Switch Property (Dublin) LimitedIndustrial Emissions licence4.5 km
What the 31 licensed sites within 10 km do
ActivitySites
Not classed in the register13
Waste7
Energy6
Chemicals3
Solvents and coatings1
Food and drink1

Within 5 km: 7 under Industrial Emissions licences and 3 under older IPC licences.

An EPA licence sets what a site may release to air, water and land; it doesn’t mark the site as an accident hazard.

Sites holding dangerous substances in bulk come under the COMAH (Seveso) rules, but the HSA’s list of them has no open licence, so upper- and lower-tier sites aren’t counted here.

Source: EPA registers of Industrial Emissions, IPC and waste licences, sites licensed on 31 October 2026; distances in a straight line from the town’s centre.

Neighbours

Hazards in the places around Kinsealy-Drinan

Low-lying homes, radon and landslide ground, town by town.

SwordsMalahideDarndalePortmarnockBelmayneSantrySwordsMalahideDarndalePortmarnockBelmayneSantryKinsealy-Drinan
TownLow-lyingRadonLandslides
Kinsealy-Drinan–under 0.1%0%
Swords
40,776 · 2.5 km
–0%0%
Malahide
18,608 · 2.6 km
–1.6%under 0.1%
Darndale
14,675 · 4.7 km
0%0.6%0%
Portmarnock
10,750 · 4.9 km
–1.6%0%
Belmayne
15,047 · 5.0 km
0%1.3%0%
Santry
6,710 · 5.2 km
0%0%0%

None of the measured places around Kinsealy-Drinan has many homes standing low by big water.

A dash under Low-lying: not measured there (too few homes with detailed ground heights), not none.

Be ready

Get ready for what Kinsealy-Drinan faces

What to do, and what to ask before you move.

When the river rises
  • Never walk or drive through floodwater: 30 cm of moving water can float a car.
  • Move valuables, papers and medicines upstairs.
  • Turn off gas, electricity and water if you’re told to.
Met Éireann warnings · floodinfo.ie
Radon
  • Test over three months, in a living room and a bedroom.
  • Above 200 Bq/m³, a small sump and fan usually fixes it.
  • The EPA sells radon test kits at radon.ie and lists registered contractors who fix high readings.
radon.ie
When a storm is forecast
  • Bring in or tie down bins, trampolines and anything the wind can lift.
  • Keep away from coastal paths and piers while an orange or red warning is in force.
  • Charge phones and keep a torch: fallen lines are the commonest storm damage.
  • After the storm, report a fallen line to ESB Networks and keep well clear of it.
ESB Networks PowerCheck
Before you buy or rent in Kinsealy-Drinan
  • Ask whether the home has ever flooded, and get a buildings insurance quote before you commit: flood cover isn’t always offered.
  • Ask the seller or landlord for a radon test result, or test in your first months there.
  • Check the address on floodinfo.ie: the OPW’s flood maps and its record of past floods.
How to read these numbers

What this data can and can’t tell you

  • An estimate, not a flood map. Low-lying homes is a TownRatings modelling step: each home’s ground height from LiDAR, against the level of the nearest big river (Strahler order 5 or more), lake or estuary within 1 km, or the sea within 2 km. A home within 5 m of the water’s level, or below 4 m near the sea, counts.
  • Flood counts only one way. A high share of low-lying homes lowers the Hazard risk Grade; a low share never raises it, because defences, small streams, culverts, groundwater and flash floods don’t show in ground heights. Below the national median a town scores as the median.
  • Defences aren’t counted. Flood defences aren’t taken off: the OPW scheme that protects the most homes is shown instead, with its design standard.
  • Measured where the heights are detailed. A town is measured, and counted, only where 80% of its homes stand on LiDAR heights. Elsewhere the page says flooding isn’t measured, never that the town is dry.
  • Radon is an estimate by area. The EPA’s radon map gives the estimated share of homes above 200 Bq/m³ for each 10 km square, averaged here over the town’s homes. It says where to test, not what one house holds.
  • The sea is measured by height. Homes count as low by the sea when their ground is under 4 m and within 2 km of coastal or estuary water; waves, surges and erosion aren’t modelled.
  • Landslide ground is a map of where slides could start. GSI’s susceptibility map rates the ground itself; it doesn’t record past slides or say when one will happen.
  • Bathing water is rated season by season. The EPA classes each identified bathing water from four seasons of samples; a rating says how clean the water has been, not how safe it is to swim.
  • One town, many streets. Risk is street by street. Check a specific address on floodinfo.ie before you buy or rent.

Check any address against the OPW’s official flood maps on floodinfo.ie

Questions about flooding and hazards in Kinsealy-Drinan

Does Kinsealy-Drinan flood?

For a single address, the OPW’s official flood maps and past floods are on floodinfo.ie.

Is radon a problem in Kinsealy-Drinan?

The EPA’s map estimates that about under 0.1% of homes around Kinsealy-Drinan are above the radon reference level of 200 Bq/m³: a lower share than in 92% of Irish towns. 0% of its homes are in a High Radon Area. The only way to know a house is a three-month test.

Is Kinsealy-Drinan at risk of landslides?

No home in Kinsealy-Drinan stands on ground rated high or moderately high for landslides.

How does Kinsealy-Drinan compare with the places around it?

Radon estimates around Kinsealy-Drinan run from 0% in Swords to 1.6% in Portmarnock; Kinsealy-Drinan’s own is under 0.1%.

Where is the nearest bathing water to Kinsealy-Drinan?

Portmarnock, Velvet Strand Beach, 5.6 km away, was rated excellent for the 2025 season; 11 identified bathing waters lie within 15 km.

How is Kinsealy-Drinan’s Hazard risk Grade worked out?

Kinsealy-Drinan grades A: radon, landslide ground and low-lying homes are each placed among Irish towns, and the grade averages them.

Flood: TownRatings’ estimate from ground heights, not an official flood map. Contains Irish Public Sector Data (Geological Survey Ireland, the Office of Public Works and the EPA) licensed under CC BY 4.0; Copernicus DEM © DLR e.V. and © Airbus, provided under COPERNICUS by the EU and ESA; © OpenStreetMap contributors. Radon and bathing water: EPA (CC BY 4.0). Landslide susceptibility: Geological Survey Ireland (CC BY 4.0).

Sources: low-lying homes: TownRatings’ estimate from GSI and OPW LiDAR, Copernicus GLO-30 and the EPA river network · radon: EPA radon map · landslides: GSI landslide susceptibility · bathing water: EPA bathing water quality · industrial sites: EPA licence registers · the grade: TownRatings, from these figures. Under Creative Commons Attribution 4.0 (CC BY 4.0).

Contains Central Statistics Office (CSO) data, Census 2022, and Tailte Éireann boundaries (CSO Urban Areas, Small Areas, local electoral areas, constituencies), under Creative Commons Attribution 4.0 (CC BY 4.0).