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 estimateTrusted Water Damage Restoration for San Francisco Homeowners
Water damage in San Francisco moves fast. Fog-damp air, aging plaster walls, and 100-year-old foundations mean a small leak behind a Sunset District wall can wick through lath and plaster within hours. Tidemark Water Damage San Francisco has restored homes across the city since 2006, from Richmond District flats to Noe Valley family houses. Our Water Damage Restoration in San Francisco crews arrive same day, with a written price in hand before any work begins. Call (831) 400-3496 any hour. A live person answers. Rick Sumner, our owner, still walks jobs personally because he believes a restoration company should answer for its work long after the fans stop running.
Key Takeaways
- Same-day response across San Francisco, including the Sunset, Richmond, Mission, and Noe Valley.
- Written price before any work starts. No surprises on the final invoice, ever.
- Pet-safe drying agents and lower-decibel equipment settings during nap time and school hours.
- 365-Day Done Right Promise. If it is not done right, we make it right.
- IICRC, RIA, and IFA credentialed technicians using Dri-Eaz, Phoenix, and Injectidry drying systems.
Restoration work we handle






Water Damage Repair
Water damage repair is the structural fix after water has been removed and the affected areas dried. In San Francisco, this often means replacing water-swollen baseboards in a Marina District condo, re-rocking a Bernal Heights ceiling after a Burst Pipe Restoration, or repairing hardwood floors in a Pacific Heights hallway where a radiator leaked through the night. Tidemark Water Damage San Francisco handles repair as part of the full restoration, so you do not juggle a drying crew and a carpenter. Most repair work in a San Francisco home runs between $900 and $4,500 depending on how many rooms were affected and whether flooring, drywall, or trim needs replacement. You see the written number before we start.
Structural Drying Before Repair
We do not patch wet framing. Our technicians use moisture meters to confirm studs and subfloor are below 12% moisture content before closing any wall. That prevents the quiet rot we have seen in older San Francisco homes where a previous repair simply papered over damp wood.
Matching Original Materials
San Francisco is full of 1920s and 1930s homes with trim profiles you cannot buy off the shelf. We work with local millwork shops in the Bay Area to reproduce baseboards, casings, and corner beads that match what was there before the water arrived.
Water Mitigation
Water mitigation is the immediate work of stopping further damage: containing the water, removing standing water, and starting the drying process. It is the difference between a wet hallway and a hallway that needs a full gut. In San Francisco, where fog keeps ambient humidity high, mitigation has to be aggressive or secondary damage follows. Tidemark Water Damage San Francisco arrives with commercial extractors, air movers, and dehumidifiers from Dri-Eaz and Phoenix. Mitigation on a single-room leak in a San Francisco home typically runs $800 to $2,600. Multi-room floods can reach $6,000 or more. The written price is prepared before the first extractor is unloaded.
Finding the Tide Mark
A tide mark is the line water leaves on a wall as it rises and slowly recedes. It is the first thing our technicians look for. We dry past that line, not just to it, because moisture wicks upward and outward beyond what is visible.
Pet-Safe Drying Agents
Where there is a choice, we use pet-safe antimicrobial and drying agents. If your dog or cat wanders through the work area, you are not exposing them to anything you would not want on your own floors at home.
Flooded Basement
A Basement Water Removal call in San Francisco is common in the Outer Sunset and Ingleside, where older homes sit on lots with poor drainage and clay-heavy soil. When winter storms saturate the ground, water finds its way through foundation cracks and up through floor drains. Tidemark Water Damage San Francisco pumps out the water, removes soaked carpet or stored items, and sets up drying equipment that can handle the cool, damp conditions of a below-grade San Francisco room. Basement flooding restoration in San Francisco generally costs between $1,500 and $5,000 depending on square footage and how long the water sat. You get a written price before a single hose is run.
Sump Pump and Drainage Review
After the water is out, we check the sump pump and floor drains for blockages. Many San Francisco basements flood not because the storm was severe, but because a drain was clogged with years of silt or a pump failed silently.
Protecting Stored Belongings
We move what can be saved to dry areas and photograph everything. If an insurance claim follows, you have a record of what was damaged and what was preserved. We coordinate directly with adjusters when it helps.
Water Extraction
Water extraction is the removal of standing water using truck-mounted or portable extractors. It is the first heavy step after a pipe bursts or a water heater fails. In San Francisco, where many homes have hardwood floors over crawl spaces, extraction has to be thorough and fast. Water that sits on oak flooring for more than a few hours begins to cup and warp. Tidemark Water Damage San Francisco runs commercial extractors and Injectidry systems that pull water from hardwood, carpet, and subfloor. Extraction for a typical San Francisco kitchen or bathroom incident runs $600 to $1,800. Larger floods affecting multiple rooms can push past $3,000. The written price is yours before any equipment starts.
Hardwood Floor Drying Mats
We use Injectidry drying mats on solid hardwood floors, which pull moisture from between the boards and out of the subfloor. This saves floors that would otherwise be torn out and replaced, which matters in a city where original oak flooring is part of the home’s value.
Concrete and Crawlspace Extraction
Below-grade spaces and crawlspaces need extraction too, or the moisture migrates upward into living areas. Our crews are equipped to work in the tight, low-clearance crawlspaces common under San Francisco homes.
Emergency Water Removal
Emergency Water Extraction means getting standing water out of your home within hours, not days. A burst supply line in a San Francisco Victorian can dump hundreds of gallons before the main is even shut off. Tidemark Water Damage San Francisco offers 24/7 emergency response with a live person answering the phone at (831) 400-3496, day or night. Emergency water removal in San Francisco typically costs between $700 and $2,200 for a single room, and up to $5,000 for larger events involving multiple rooms. The final number is always in writing before we begin.
After-Hours Response
Water does not wait for business hours. A pipe can fail at 2 a.m. in Glen Park just as easily as at noon in SoMa. Our dispatch line is answered by a real person around the clock, and crews are staged across the Bay Area for quick response.
Initial Containment
Before extraction begins, we contain the affected area with plastic sheeting and floor protection. Shoe covers go on at the door. Drop cloths cover the floor before the first piece of equipment comes in. Your floors and furnishings are protected as a standard step, not an upsell.
Flood Damage Restoration
Flood damage restoration is the complete process of returning a flooded home to its pre-loss condition: extraction, drying, sanitizing, and repair. In San Francisco, storm flooding and sewer backups are the most common causes we see, particularly in the Mission and Bayview districts where older sewer lines can back up during heavy rain. Tidemark Water Damage San Francisco manages the entire restoration, from the first pump-out to the final coat of paint, with one written price and one crew accountable for the result. Flood damage restoration for a San Francisco home generally runs $3,000 to $12,000 depending on the extent of structural damage and the number of affected rooms.
Sewer Backup Protocol
When the flood involves sewage, the priority changes. We use proper containment, remove contaminated materials, and sanitize affected surfaces with professional-grade agents. Our technicians have the certifications to handle category 3 water safely.
Insurance Documentation
We photograph every step and provide written documentation your adjuster can use. If you need us to speak with your insurance company directly, we will. That coordination alone can shorten a claim by weeks.
Water Damage Cleanup
Water damage cleanup is the physical work of removing wet materials, cleaning affected surfaces, and preparing the space for drying and repair. It means pulling soaked drywall, bagging ruined insulation, and hauling away waterlogged carpet. In San Francisco, where many homes are close together and storage space is scarce, cleanup also means respecting your neighbors and your property lines. Tidemark Water Damage San Francisco handles cleanup as part of every restoration, with the same written price and the same care for your home. Cleanup for a typical San Francisco water incident runs $500 to $2,000 as part of a full restoration.
Clean Up Like It Is Our Own Home
That is one of our C.A.R.E. commitments. At the end of the job, a photo of the clean-up is taken and shared before the crew leaves, so you see exactly what was done and how it was left. No mystery, no surprise mess.
Safe Disposal of Wet Materials
Wet drywall and insulation can harbor mold within 48 hours. We remove and bag affected materials, then dispose of them properly according to San Francisco waste regulations. You will never find soggy debris piled on your curb without notice.
Emergency Water Damage Restoration
Emergency water damage restoration combines immediate extraction with fast structural drying to stop damage before it spreads. In San Francisco, where older homes are built with wood framing that absorbs water quickly, the first 24 hours are critical. The sooner drying starts, the less material needs to be replaced. Tidemark Water Damage San Francisco provides emergency restoration around the clock with IICRC, RIA, and IFA credentialed technicians. Emergency restoration for a single-room water event in San Francisco typically runs $1,200 to $3,500. A whole-floor event can exceed $8,000. Your written price is prepared before any work begins.
Equipment That Works in Fog
San Francisco’s ambient humidity is a real factor in how fast a home dries. We run high-capacity dehumidifiers and adjust airflow based on measured moisture levels, not guesswork. Technicians monitor daily with moisture meters and document the drying curve.
Respecting Quiet Hours
Nap time and school hours matter. Where possible, we run equipment on lower-decibel settings during the day and place air movers away from bedrooms. The crew respects the family’s time, not just the job site.
See the difference
Before
After
Before
After
Before
AfterBrands We Service
Water damage in San Francisco does not discriminate by appliance brand, and neither do we. Our technicians have worked extensively with water heaters, washing machines, dishwashers, and plumbing systems from every major manufacturer. We know where the weak points are: the plastic drain pans on certain water heaters, the inlet valve connections on front-load washers, the supply line fittings under kitchen sinks.
We also service and dry flooring and structural materials regardless of the original finish or construction method. Whether your home has original fir flooring in a Richmond District Edwardian or engineered hardwood in a Mission Bay condo, our drying protocols are specific to the material. The equipment brands we trust on every job include Dri-Eaz, Phoenix, and Injectidry. If your home has water damage, we can help, no matter what brand of appliance caused it.
Signs You Need a Pro Right Now
- Water is still flowing or spreading. If you cannot stop the source, call us immediately. A live person answers at (831) 400-3496 and can guide you through shutting off the main while a crew heads your way.
- Water is seeping through ceilings or walls. This means water has already saturated structural material. In San Francisco’s older homes, damp plaster can weaken quickly and collapse without warning. Stay out of the room and call us.
- The water has been sitting for more than 24 hours. At 24 to 48 hours, mold becomes a real risk in San Francisco’s cool, damp climate. The longer water sits, the more material has to be removed and replaced.
- Electrical outlets or appliances are wet. Do not touch anything. Turn off power at the breaker if you can do so safely from a dry location. Then call a professional who knows how to assess the damage without putting anyone at risk.
- You smell something musty or earthy. That odor is the first sign of microbial growth, often behind walls where you cannot see it. If the smell appeared recently after a leak or spill, hidden moisture is likely the cause and it will not resolve on its own.
Our Process, Step by Step
- 1
Stop the source and assess. We help you shut off the water if it is still running, then inspect the affected area with moisture meters and thermal imaging to map exactly where the water traveled. You see the findings before any work begins.
- 2
Contain and protect. Shoe covers go on at the door. Drop cloths cover the floor. We section off the work area so dust and debris do not spread through your home, and we move furniture only after asking you first.
- 3
Extract standing water. Commercial extractors pull water from floors, carpets, and subfloors. For hardwood, Injectidry mats are placed to draw moisture from between boards without tearing out the floor.
- 4
Dry and monitor daily. Air movers and dehumidifiers run around the clock. Technicians return daily to check moisture levels with meters and adjust equipment. You see the drying progress, not just a final bill.
- 5
Repair and restore. Once materials are dry, we handle the repair work: drywall, trim, flooring, and paint. A photo of the clean-up is shared before the crew leaves. Then the 365-Day Done Right Promise stands behind it all.
How Much Does Water Damage Restoration Cost in San Francisco?
Water damage restoration in San Francisco typically runs between $800 and $12,000 depending on the scope. A single-room supply line leak with quick response usually costs $800 to $2,500. A flooded basement with standing water and soaked carpet runs $1,500 to $5,000. A whole-level flood affecting multiple rooms, requiring drywall removal and structural drying, typically lands between $3,000 and $8,000. Sewer backups and events involving contaminated water push toward the higher end.
What affects the price: how long the water sat, how many rooms were affected, whether hardwood or tile needs attention, and whether the water is clean or contaminated. San Francisco’s older construction also plays a role. Plaster walls and lathe dry differently than modern drywall, and some homes need more careful demolition to preserve original details.
How to avoid overpaying: get a written price before any work starts. We prepare a detailed scope and a fixed number on every single job. You agree to the price before our crew picks up a tool. The free estimate includes a full assessment, a written plan, and no obligation.
Our Service Area Near San Francisco
We serve all of San Francisco and the surrounding Bay Area, including Water Damage Restoration in Oakland, Berkeley, Daly City, South San Francisco, San Bruno, and Pacifica. Typical response time within San Francisco is 60 to 90 minutes. For nearby cities like Water Damage Restoration in Hayward, San Mateo, and Richmond, crews arrive within two hours. If you are in the East Bay or down the Peninsula, call (831) 400-3496 and we will confirm an arrival window on the spot.
Serving San Francisco, CA - Our Local Coverage Area
We’re based in the San Francisco area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Frequently Asked Questions About Water Damage Restoration in San Francisco
Water damage restoration is the full process of removing standing water, drying the structure, cleaning affected surfaces, and repairing the damage. It includes extraction, dehumidification, sanitizing, and rebuilding what was removed. In San Francisco, restoration also means protecting original materials like hardwood floors and period trim whenever they can be saved. The goal is returning your home to its pre-loss condition, not just making it look dry.
Most San Francisco water damage restoration jobs take three to seven days for drying, then one to two weeks for repairs if structural work is needed. A small leak with quick response can dry in 48 to 72 hours. Larger floods or sewage backups take longer because more material has to be removed and replaced. You get a written timeline with your written price before work begins.
In San Francisco, water damage restoration generally costs between $800 and $12,000 depending on the size of the affected area and the type of water involved. A single room with quick response runs $800 to $2,500. Multi-room floods or basement flooding run $3,000 to $8,000. Severe events can exceed $12,000. Call (831) 400-3496 for a free estimate with a written price before any work starts.
Yes. Our technicians work with water heaters, washing machines, dishwashers, and plumbing from every major brand, including Rheem, Bradford White, Whirlpool, Bosch, and LG. We know the common failure points on each and can usually identify the source of the leak quickly. The brand of your appliance does not change our process, our written pricing, or our 365-Day Done Right Promise.
Yes. Our phone line at (831) 400-3496 is answered by a live person 24 hours a day, 7 days a week, including holidays. Water damage in San Francisco does not wait for business hours, and neither do we. If you have standing water or a burst pipe at 3 a.m., call us. A real person will answer and a crew will be dispatched.
Yes. Every job is covered by our 365-Day Done Right Promise. If the restoration is not done right, we make it right, even if that means coming back months later. That promise stands behind the full scope of work, from the drying to the finished repairs. It is a longer commitment than most restoration companies in San Francisco offer, and it is in writing.
Turn off the water source if you can do so safely. Move small valuables and personal items out of the affected area if you have time, but do not risk injury. Leave the rest to us. Shoe covers and drop cloths protect your floors and furnishings, and we ask before we move anything. A photo of the clean-up is shared before the crew leaves, so you know exactly what was done.
Schedule Your Water Damage Restoration Service in San Francisco Today
If water has found its way into your San Francisco home, call Tidemark Water Damage San Francisco at (831) 400-3496. We will answer live, give you a clear plan, and provide a written price before any work starts. Free estimates, 24/7 response, and the 365-Day Done Right Promise on every job. Rick Sumner and our team are ready to help.
Written by Rick Sumner, Owner at Tidemark Water Damage San Francisco, serving San Francisco since 2006.