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Natural hazards in Lyons · FEMA

Lyons’s biggest natural hazard is inland flooding

Most of the natural-hazard damage FEMA expects in Lyons comes from inland flooding, and overall the risk is high for a U.S. community. Flood insurance has paid 37 claims here since 1996.

66High riskLowerHigherExpected storm and flood damage, vs. U.S. communities
Overall risk
High
higher than 66% of U.S. places
Main hazard
Inland flooding
82% of expected damage
Flood claims
37
paid since 1996 · $1.3M
Disasters paid out here
0
of 23 declared for Somerset County
Expected yearly loss
$3.9M
buildings, people and crops

What stands out about Lyons’s weather risks

Read from FEMA’s records below. The page puts what stands out first.

★ What stands out · Storms remembered

The storms Lyons remembers

None of the disasters declared for Somerset County shows FEMA aid or repair money reaching Lyons itself in FEMA’s records.

  1. 202115 flood claims paidThe most in any one year on record
  2. 199910 flood claims paidOne of the three biggest flood years on record
Disasters declared, by decade
Paid out in LyonsSomerset County only

Somerset County has had 23 natural disasters declared since 1953, most often severe storms and hurricanes.

Were you here?

Old photos of Lyons after a storm or flood belong in the town’s history. Add one, or share what you remember below.

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Expected damage

How exposed is Lyons?

FEMA expects yearly storm and flood damage to homes and buildings here to be higher than in 66% of U.S. communities, mostly from inland flooding.

Where Lyons sits
Lyons
Very lowLowModerateHighVery high

Rated higher than 400 of the 564 New Jersey towns we cover.

Lyons covers 1 census tract, combined by population.

What drives the damage
Inland flooding82%Everything else18%
By hazard

What Lyons faces

Each hazard’s share of the damage FEMA expects here, and how it compares with the rest of the country.

Inland flooding

82%of expected damage
Well above average · higher than 85% of U.S. places
Recorded about 6 times a year in the area
Lower here
🌀 Hurricanes🌪️ Tornadoes🧊 Hail🧊 Ice storms❄️ Winter weather🥶 Cold waves🌡️ Heat waves🔥 Wildfire🏚️ Earthquakes⛰️ Landslides💨 Strong wind⚡ Lightning
Not a risk here
Coastal floodingDroughtAvalanchesTsunamisVolcanic activity
Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Flood insurance claims

Does Lyons flood? Sometimes: 37 flood claims since 1996

Every paid claim on a federal flood insurance policy in Lyons, from FEMA’s records.

Paid flood claims, by year
1996: 2 claims1997: 0 claims1998: 0 claims1999: 10 claims2000: 0 claims2001: 0 claims2002: 0 claims2003: 0 claims2004: 1 claim2005: 0 claims2006: 0 claims2007: 0 claims2008: 0 claims2009: 0 claims2010: 1 claim2011: 6 claims2012: 0 claims2013: 1 claim2014: 1 claim2015: 0 claims2016: 0 claims2017: 0 claims2018: 0 claims2019: 0 claims2020: 0 claims2021: 15 claims2022: 0 claims2023: 0 claims2024: 0 claims2025: 0 claims2026: 0 claims 199920112021
19962026
Biggest named events
  • Hurricane Ida15 claims · $881K
  • Hurricane Floyd9 claims · $156K
  • Hurricane Irene6 claims · $141K
37
paid claims since 1996
$1.3M
paid to owners
0
homes flooded more than once
$34K
average claim
of homes in flood zones are insured
of all homes are insured
No community discount

Lyons isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: Somerset County.
Be ready

Get ready for what Lyons actually faces

A short kit for its top hazards, what to check before you buy, and where neighbors get alerts.

Wind AdvisoryWind Advisory issued September 26 at 6:03PM EDT until September 27 at 12:00PM EDT by NWS Mount Holly NJ
When the river rises
  • Turn around at flooded roads: a foot of moving water can carry off a car.
  • Flood insurance usually takes 30 days to start, so buy it before the forecast.
  • Keep papers and medicines up high, in a grab-and-go bag.
More from Ready.gov ↗
Winter storms
  • Keep a shovel, a blanket and snacks in the car.
  • Clear snow from furnace and dryer vents.
  • Check on older neighbors when the power goes out.
More from Ready.gov ↗
High winds
  • Trim dead limbs over the house and driveway.
  • Tie down trash cans and outdoor furniture.
  • Stay clear of downed lines and call the utility.
More from Ready.gov ↗
Before you buy or rent
  • Look up the address on FEMA’s flood map.
  • Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
  • Get a flood insurance quote early: policies usually start 30 days after you buy.
When a storm is coming
Forecast and alertsWeather →911, the nearest ERSafety →

Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.

Next door

Lyons and its neighbors

Lyons ranks 2nd calmest of 3 towns around it. Tap a town to see its hazards.

Very lowLowModerateHighVery high
TownRatingMostlyFlood claims
Long HillHighinland flooding150
LyonsHighinland flooding37
BernardsModerateinland flooding69

Rating = expected yearly storm and flood damage as a share of what’s there, vs. U.S. communities. Flood claims = paid federal flood insurance claims on record.

Storm season

Most disasters here begin in August–October

The month each of Somerset County’s 23 declared disasters began, since 1953.

2J
1F
3M
1A
M
1J
1J
4A
4S
4O
N
2D
Severe stormsHurricanesFloodsWinter stormsDroughtsFires
How to read this page

What these numbers can and can’t tell you

  • An average, not a forecast. FEMA’s National Risk Index estimates the damage 18 kinds of natural hazards cause in a typical year, from decades of records and models. A quiet decade can follow a bad year.
  • Compared by rate. “Higher than N%” compares yearly damage as a share of what’s there, so a big city isn’t rated riskier just for having more buildings.
  • Money that reached town. Flood claims are matched to Lyons’s own flood-insurance community (here, the census tracts inside it); household aid to the registrant’s city; repair grants to Lyons.
  • It follows property value. FEMA’s model weighs damage to buildings, so a place that recently lost many homes can rate lower than it feels. Across Lyons, expected losses total about $3.9M a year, counting buildings, people and crops.

Storm stories

Memories, warnings and help from neighbors in Lyons.

Town Square →
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Sources: FEMA National Risk Index (December 2025); OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Census tracts: U.S. Census Bureau. Weather alerts: National Weather Service. Preparedness tips: Ready.gov. An average of past damage, not a forecast.

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