Water damage drying
Fire & smoke cleanup
Mold remediation
Storm response
Sewage cleanup
ReconstructionFree visual inspection and a written scope of work before any mitigation begins - photos, moisture readings, and drying logs go in your claim file
The scope we write is the scope we bill. Anything new gets shown to you, in writing, before we touch it.
Get your free estimateFast, Reliable Water Damage Restoration Across Ontario
Water damage restoration in Ontario usually means one of two things: a burst supply line or a wind-driven rain intrusion through an aging roof. Either way, the clock starts the moment water touches drywall, carpet, or subfloor. Renew Water Damage sends IICRC-certified crews into Ontario’s older stucco tracts and newer industrial buildings with commercial drying equipment and a written scope before work starts. Call (833) 620-3891 for a free estimate, and we’ll have a technician mapping moisture in your Ontario property within hours, not days.
Why Renew Water Damage Is Ontario’s Preferred Water Damage Restoration Company
Ontario sits at the base of the San Gabriel Mountains, right in the Santa Ana wind corridor. That geography shapes the damage we see. A windy fall night can lift tar-and-gravel roof sections on 1960s stucco homes and force rain sideways into wall cavities, while the newer warehouse district along the 10 freeway deals with a different set of water-loss scenarios. We know both. Our crews work the narrow alleys and driveway-stage constraints of the older 91761, 91762, and 91764 tracts as often as the expansive loading docks of the industrial belt.
Noel Carbajal leads a team that holds IICRC certification and maintains active membership in the Restoration Industry Association and IFA. That means our drying protocols follow documented standards, not on-the-job guesswork. We run Dri-Eaz and Phoenix dehumidifiers, XPOWER air movers, and Injectidry wall-cavity drying systems on Ontario jobs. The result: we dry what others miss, including inside walls and subfloors, without tearing out drywall that can be saved.
Our Water Damage Restoration team has handled hundreds of losses across Ontario’s housing mix, from single-story stucco homes near Euclid Avenue to tilt-up warehouses off Milliken. Homeowners and property managers here call us because we show up with moisture meters, thermal imaging, and drying log documentation that insurance adjusters recognize.
Restoration work we handle
Water Damage Repair in Ontario
Water damage repair in Ontario runs about $1,800 to $4,600 for a typical Category 2 or Category 3 intrusion affecting one or two rooms. The job involves extraction, containment, structural drying, and then repairing or replacing damaged drywall, baseboards, and flooring. A homeowner in the older tracts near Grove Avenue usually needs this when a roof leak has been wicking down inside a wall for weeks, or when a supply line fails behind a washing machine and saturates the hallway.
Stucco Wall Repair and Drywall Replacement
Ontario’s older homes are stucco over wood frame. Water that gets behind stucco doesn’t evaporate, it sits against the lath and bottom plate. We cut back only the damaged section, dry the cavity with Injectidry systems, and replace the drywall to IICRC S500 finish standards.
Tar-and-Gravel Roof Leak Repair
That roofing style was common on 1950s and 60s Ontario tract homes, and it fails in specific ways. Santa Ana winds lift seams, then the first real rain follows the gap inside. We coordinate tarping, drying, and the interior repair so the roof fix and the water damage fix happen in the right order.
Water Mitigation in Ontario
Water mitigation in Ontario averages $1,200 to $3,800 when we get in within the first 24 hours. Mitigation is the emergency phase: stop the source, extract standing water, set containment and drying equipment, and document everything. It’s what prevents a $2,000 problem from becoming a $20,000 mold and reconstruction project. In Ontario’s older stucco homes, mitigation often means chasing water that moved sideways through wall cavities, not just what’s visible on the floor.
Emergency Extraction and Containment
We bring truck-mounted extraction units and enough air movers to create real airflow across every affected surface. Containment goes up fast because the longer wet drywall and carpet sit in Ontario’s dry air, the more likely the moisture is to spread unevenly into adjacent rooms.
Cavity Drying Without Unnecessary Demolition
The Injectidry system pushes filtered air through the wall cavity and pulls moisture out the other side. That’s the difference between drying a wall in four days and tearing out a hallway. In Ontario’s 91762 and 91764 tracts, where the bottom plate sits on a concrete slab, cavity drying often saves the entire wall assembly.
Trusted Brands We Service in Ontario
Our Ontario customers bring us all makes and models of water-damaged equipment, from Dri-Eaz dehumidifiers already on site to Phoenix units that need immediate troubleshooting. We stock common filters, hoses, and impellers for quick turnaround, and because we run the same XPOWER air movers and B-Air units daily in Ontario’s commercial losses, parts are usually on hand or one distribution run away. Property managers in the industrial belt rely on us to keep restoration equipment running through smoke, soot, and Class 2 water events without waiting on backorder.
See the difference
Before
After
Before
After
Before
AfterCommon Water Damage Restoration Problems We See in Ontario Homes
- Santa Ana wind-driven rain through roof seams. A gust event lifts old tar-and-gravel sections, then the rain that comes behind it tracks down an interior wall. By the time the stain shows on the ceiling, the bottom plate is already saturated.
- Stucco-over-wood-frame walls hiding sideways moisture. Surface meters read dry while water sits in the lath cavity. Without moisture mapping and pin meters, contractors miss it and sign off a wet job.
- Alley-access staging conflicts. Crews park the trailer across the alley in the older tracts near 91761 and 91762, blocking neighbors and getting shut down before drying completes. We stage through driveways or coordinate access.
- Warehouse roof drainage failures. Flat commercial roofs in Ontario’s industrial belt plug with debris during the dry season, then the first winter rain floods interior offices and storage areas in an afternoon.
Pricing for Water Damage Restoration in Ontario, CA
Here’s what we see across Ontario’s market, based on the scope of loss. Emergency extraction: $450 – $950. Structural drying with 3 – 5 air movers and a dehumidifier: $900 – $2,200 for a typical bedroom or hallway. Water damage repair including drywall and baseboard replacement: $1,800 – $4,600. Category 3 sewage or floodwater jobs: $3,500 – $8,000+. Factors that move the price: how many cavities are wet, whether containment and mold remediation must be added, and whether tar-and-gravel roof repairs fall inside the same claim. We provide a written scope and photo documentation before work starts, and we coordinate directly with your adjuster. Call (833) 620-3891 for a free estimate in Ontario, CA.
We Also Serve Cities Near Ontario
Renew Water Damage runs crews throughout the Inland Empire from our Orange County base. If your loss is in Montclair, Upland, Chino, or San Antonio Heights, we’re already familiar with the same Santa Ana wind patterns, the same stucco construction, and the same insurance workflows. We serve the full Water Damage Restoration in Ontario area, including all four of these neighboring communities.
Serving Ontario, CA — Our Local Coverage Area
We’re based in the Ontario area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs About Water Damage Restoration in Ontario
A Santa Ana event lifts old tar-and-gravel roof sections and forces embers and rain sideways into attic vents, so the same windy night produces roof-tarp, smoke-odor, and water-intrusion calls in the same few blocks. Ontario’s older stucco homes near Euclid Avenue and the 60 have low-slope roofs with decades of seam wear, and wind-driven rain finds the gaps fast. If you’ve had wind damage, check your ceilings before the next rain. Call (833) 620-3891 and we’ll map the moisture and give you a written scope.
Yes. We stage equipment through driveways in the 91761, 91762, and 91764 tracts, and we’ve done enough alley-load townhome jobs to know the clearance limits. Our drying teams use compact dehumidifier setups when the trailer can’t reach the door. We plan access with you before we arrive, so we don’t block a neighbor or lose drying time.
We test for contamination class and moisture saturation. Category 1 water that’s been wet less than 48 hours, with no sewage or outside-groundwater contact, usually dries in place with cavity drying. Category 2 or 3 water, or drywall that’s been wet over 72 hours, gets cut out and replaced. The IICRC S500 standard drives that call, not the contractor’s profit margin. After a fall Santa Ana event, we often see wind-driven rain that’s Category 2 but was thought to be Category 1, and we test every time. Call (833) 620-3891 for an honest assessment.
We triage by class and category, then run drying logs with documented moisture readings on every job, not just the convenient ones. A Santa Ana night in Ontario can bring roof-tarps, smoke-odor, and water-intrusion calls at once, and the risk is that jobs get marked “dry it later” and Category 2 rain intrusion sits past the 24 – 48 hour mold window. Our standard is that every job gets a written scope and daily moisture logs, and no equipment gets pulled until the numbers say dry. That’s the RIA membership standard, and it applies whether we have three jobs or thirteen.
Yes. Our crews work the 1950s and 60s single-story stucco homes near Grove Avenue and Euclid as often as the tilt-up warehouses off Milliken and Vineyard. The commercial losses are usually larger and involve roof drains, racking damage, and occupancy continuity. The residential losses are about wall cavities, tar-and-gravel roofs, and insurance coordination. Same certified team, same equipment, same documentation standards. We serve all four Ontario ZIP codes: 91758, 91762, 91764, and 91798.
Call Renew Water Damage at (833) 620-3891 for a free estimate on water damage restoration in Ontario, CA. We respond fast, document everything, and don’t oversell. One certified team from water extraction through final restoration.
Written by Noel Carbajal, Owner at Renew Water Damage, serving Ontario since the company’s founding with IICRC-certified water damage restoration, mold remediation, and fire damage services.