CaliforniaSouthern & Central Coast

Water Damage Restoration in Pomona, CA

A leaking supply line, a slab leak or a roof that gave way in a winter storm? Call DryRoute to get a local water damage team to your door. A local restoration team that serves your Pomona ZIP code handles water damage restoration in Pomona, CA, in the Pomona Valley of Los Angeles County.

All 3 Pomona ZIPs coveredLos Angeles CountyOlder homes, hard water
Talk to a Local Team (844) 468-2111
Pomona, CA34.06° N · 117.76° W
SLAB LEAK · HOT LINE
Coverage3 / 3Residential ZIPs
Older homes67%Built before 1980
Freeze nights~2 a yearNights at or below 32°F (model estimate)
Flood claims2NFIP claims since 2015 · lower claim rate
Wet seasonDec–MarMost of the year’s rain falls in these months (climate data)

Water in Your Pomona Home Right Now?

Four steps before help arrives.

MIN 0–2Stop the waterClose the main shut-off, usually in a meter box near the curb or sidewalk, and often at a valve on an outside wall or in the garage
MIN 2–5Cut wet-area powerOnly from a dry spot
MIN 5–10Move and photographValuables up, damage on camera
NOWCall DryRouteGet drying started

What Happens When You Call DryRoute

You callTell DryRoute what happened and your Pomona ZIP.
We route youTo a restoration team that works in your ZIP code.
Your local team takes overThey talk through the damage and set up next steps.

What Causes Water Damage in Pomona

Pomona sits inland in the Pomona Valley, and about two in three of its homes were built before 1980. Aging plumbing is the everyday cause of water damage, while winter storms bring roof leaks and runoff a few times a year.

Aging plumbing and hard waterEveryday

Original supply lines, shut-off valves and water heaters wear out, and hard water, which is common across inland Southern California, can leave scale that adds to the wear. A slow drip behind a wall or under a sink can soak flooring before anyone notices. Emergency water removal →

Slab leaksHidden

Many Pomona homes sit on concrete slabs, and some have water lines running through or under them. A pinhole leak there can wet flooring and baseboards for weeks. Warm spots on the floor and a rising water bill are the usual clues. Water extraction →

Roof leaks in winter stormsSeasonal

Summers are hot and dry, which wears sealant, flashing and roofing. When an atmospheric river storm arrives between late fall and early spring, water finds the gaps and stains ceilings and walls. Ceiling water damage →

Storm runoff and street floodingRare but severe

Heavy rain can pool where storm drains clog. Water that enters a garage or living area from the street is Category 3 water and needs professional cleanup. Flood insurance claims in Pomona ZIP codes are low compared with other cities DryRoute covers. Flood damage restoration →

Housing age

About 67% of homes in these ZIP codes were built before 1980. Older supply lines, drain pipes and water heaters fail more often as they age, so plumbing leaks are a bigger share of local calls.

US Census Bureau, American Community Survey 2022 5-year estimates (table B25034).

Water Damage Services in Pomona

Every service is available in all 3 Pomona ZIP codes.

ServiceWhen Pomona homeowners need itLearn more
Flood damage restorationStorm runoff or a clogged storm drain sending water into a garage or ground floorFlood damage →
Emergency water removalStanding water from a failed water heater, a burst supply line or a stormEmergency removal →
Ceiling water damage repairRoof leaks in winter storms and leaks from the unit aboveCeiling leaks →
Burst pipe cleanupBroken supply lines, corroded valves and leaks in water lines under the slabBurst pipes →
Sewage cleanupToilet overflows and main-line backups in older sewer lateralsSewage cleanup →
Water damaged carpetWet carpet and pad after a leak, an overflow or a stormWet carpet →

When Water Damage Happens in Pomona

Pomona gets most of its rain from December through March, often in a few large storms. Summers are hot and dry, so indoor plumbing and water heater leaks are the steady risk. Freezing nights are rare and seldom last.

J
F
M
A
M
J
J
A
S
O
N
D
Wet season
Freeze nights

Rain timing and freeze nights: Open-Meteo ERA5, 1991–2020, model estimate. Monsoon season: National Weather Service (Southwest monsoon, mid-June to September).

Call DryRoute

Water in Your Pomona Home Right Now?

Call DryRoute to get a local water damage team to your door.

Get Drying Started (844) 468-2111
  1. Call DryRoute and describe the damage
  2. Your call routes to a team in your ZIP
  3. They set up a visit if needed

Why the First 24–48 Hours Matter in Pomona

Dry inland air helps surfaces dry, but it does not reach water trapped under flooring, inside plaster walls or beneath a slab. That hidden moisture is where mold starts, so drying has to reach below the surface.

Hour 1Water spreads into carpet, pad and drywall
Day 1Drywall softens, musty odor starts
Day 2Mold can begin (EPA: dry within 24–48 hours)
Day 3Wood swells, floors cup, doors stick
Week 1Replacement, not drying
Crews track drying with readings like MC 28% → 12% until materials hit dry targets.

After an Earthquake in Pomona

Shaking can break water lines you can’t see. Check these first.

After an earthquake

Shaking can crack supply lines, break water heater connections and split pipes inside walls in Pomona. Leaks may not show for hours.

What to check first

  1. If you smell gas, leave and call the gas utility from outside.
  2. Look at the water heater: California requires it to be strapped, and loose connections leak.
  3. Check under sinks, behind the toilet and the washer hoses.
  4. If water is spreading, shut off the main and cut power to wet areas from a dry spot.
  5. Then call DryRoute to get a local water damage team to your door.

Earthquake safety: ready.gov and the California Governor’s Office of Emergency Services (Cal OES).

Signs of a Slab Leak

Many homes here sit on concrete slabs, and hot water lines can run underneath.

Warm spot on the floorA hot water line leaking under a slab can warm the tile or wood above it.
Water bill jumpsA higher bill with no change in use often means a hidden leak.
Sound of running waterWater running when every fixture is off.
Damp or cracked flooringWet carpet pad, lifting tile or musty baseboards with no visible source.

Common slab-leak signs. A plumber finds and repairs the leak; a restoration team dries what got wet.

Winter Storms in Pomona

Atmospheric river season

Most of California’s rain arrives in a few winter storm systems. In Pomona, the first big storm of the season is when hidden roof, flashing and window leaks show up.

  • Clear gutters and downspouts before November.
  • Check attic and ceiling corners after the first heavy rain.
  • Keep water moving away from the foundation and slab.

Source: NOAA, “What are atmospheric rivers?”

Burn Scars and Mudflow

Wildfire changes how hillsides drain for years afterward.

Living below a burn scar

After a wildfire, burned slopes can’t soak up rain. For a few years, ordinary storms can send mud and debris downhill into homes.

  • Sign up for your county’s emergency alerts and follow evacuation orders.
  • Keep drains and culverts near your home clear.
  • Mud and debris flows count as floodwater: stay out and call for cleanup.

Source: USGS post-fire debris-flow hazards; National Weather Service.

Pomona ZIP Codes We Cover

All 3 residential ZIP codes with a Pomona mailing address are covered, including some just outside city limits. Type yours to check.

/ZIPs covered
Type a Pomona ZIP to check it.
CoveredNot covered yet

Who to Call in Pomona

Some problems belong to the city or a utility, not a restoration company. Here’s who handles what.

Water main break or street floodingCity of Pomona (Frequently Called Numbers, Water/Sewer line)Call 909-620-2241
Water service and shut-offsCity of Pomona Water Resources DepartmentSame line as city services
Power out or unsafeSouthern California Edison (SCE)Outages: 1-800-611-1911
Flood and weather alertsAlert LA CountyAlerts and warnings on the official site
Water inside your homeDryRouteRouted to a restoration team in your ZIP · (844) 468-2111

Checked October 2026 on official sites: pomonaca.gov, ready.lacounty.gov, sce.com. Numbers are shown only when published by that organization.

Know Your Shut-Off Before the Shaking Starts

Earthquakes break pipes, and speed in shutting off water matters
  • Know where your main water shut-off is, and make sure everyone in the home can turn it off.
  • Strapping a water heater to the wall studs helps keep it from tipping and tearing its supply lines in an earthquake.
  • Standard homeowners policies usually exclude earthquake damage, so ask your insurer about separate coverage.

Sources: Earthquake Country Alliance, California Governor’s Office of Emergency Services. General information, not insurance advice.

Nearby Areas We Cover

Cities near Pomona with their own DryRoute page.

Chino Hills~6 MI · 1 ZIPSOntario~7 MI · 4 ZIPSUpland~7 MI · 2 ZIPSCovina~7 MI · 3 ZIPSGlendora~8 MI · 2 ZIPSChino~8 MI · 2 ZIPSWest Covina~9 MI · 3 ZIPSBrea~11 MI · 2 ZIPS

Pomona Water Damage FAQ

Local answers about Pomona water damage and what happens when you call.

Call Now
01Is my Pomona ZIP code covered?

Yes. All 3 residential Pomona ZIP codes are covered, from Downtown Pomona and Phillips Ranch to the neighborhoods around Cal Poly Pomona. Type your ZIP into the checker above to confirm it, then call DryRoute to be connected with a local team that serves your area.

02Does hard water damage pipes in Pomona homes?

Hard water leaves mineral scale inside water heaters, valves and fixtures, which can shorten their life. Older pipes add to the risk. If a heater or valve fails, close the supply valve and call DryRoute about water damage repair in Pomona if floors or walls got wet.

03How do I know if I have a slab leak?

Common signs are a warm or damp spot on the floor, the sound of running water when nothing is on, cracked tile and a water bill that keeps climbing. Pomona water damage from a slab leak is usually slow and hidden. A restoration team dries it once a plumber fixes the leak.

04Why does my roof only leak in the first big storm?

Long dry months bake flashing and sealant and let leaves pile up in gutters and valleys, and the first heavy storm finds those gaps. Checking the roof and clearing gutters in fall helps. If water is already coming through a ceiling, stay out from under any sagging area and call for help.

05A pipe broke after an earthquake. What should I do?

Shut off the main water valve if you can reach it safely. If you smell gas, leave the home and call the gas company or 911 from outside. Don’t touch switches or outlets near standing water. Once everyone is safe, call DryRoute for water damage restoration in Pomona.

06Who will come to my Pomona home?

A local water damage restoration team that serves your ZIP code. The team inspects the damage, explains the work and the price before starting, and then does the job. Calling DryRoute costs nothing, and it connects you with a team that works in Pomona and the nearby Pomona Valley.

Call DryRoute

Water in Your Pomona Home Right Now?

Call DryRoute to get a local water damage team to your door.

Call Now (844) 468-2111
  1. Call DryRoute and describe the damage
  2. Your call routes to a team in your ZIP
  3. They set up a visit if needed
About this data

Freeze figures: Open-Meteo historical archive (ERA5), 1991–2020, city centre. Flood claims: FEMA OpenFEMA NFIP redacted claims, counted by reported ZIP. Coverage: DryRoute ZIP coverage. Home age: US Census Bureau, American Community Survey 2022 5-year (B25034), all covered ZCTAs combined. Claim rate compares flood claims per 1,000 homes across DryRoute’s 136 California cities.