Water Damage Restoration in Vallejo, CA
Vallejo by the numbers: 16 flood report days from 2016 to 2025, 5 freezing nights a year, 9 federal disaster declarations since 2016. Below: first steps, the records, California insurance rules and costs.
Updated November 2, 2026
First Steps for Water in a Home in Vallejo
- Plumbing leak: shut the main water valve (burst pipe steps). Flooding: stay out until the water stops rising (flooding steps).
- Stay clear of wet outlets and cords.
- Photograph the damage, then call your insurer.
How Often Vallejo Floods
Solano County logged flooding on 16 days from 2016 to 2025 (19 NOAA reports), February most often.
At the Vallejo gauge, December is the wettest month with 4.5 inches on average.
| Month | Flood report days | Normal precipitation (in) |
|---|---|---|
| January | 3 | 4.5 |
| February | 4 | 3.6 |
| March | 1 | 3.2 |
| April | 0 | 1.5 |
| May | 0 | 0.8 |
| June | 0 | 0.2 |
| July | 0 | 0 |
| August | 0 | 0 |
| September | 0 | 0.1 |
| October | 2 | 1 |
| November | 3 | 2.2 |
| December | 3 | 4.5 |
Freezing Nights in Vallejo
Vallejo averages 5 nights a year at or below 32°F (Vallejo station). NOAA counted 12 winter storm, ice or extreme cold days in Solano County from 2016 to 2025.
Storms and Disasters in Vallejo
Solano County was named in 9 federal weather or fire declarations since 2016 (OpenFEMA).
Notable NOAA storm reports
- April 10, 2026: Hail, 1.5 inch hail (Solano County)A trained spotter reported ping pong sized hail 1.5 inches in diameter in Rio Vista with severe thunderstorms.
- November 13, 2025: Flood (Solano County)California Highway Patrol reported roadway flooding at Travis Boulevard.
- October 13, 2025: Flood (Solano County)California Highway Patrol reported the westbound onramp of I-780 at Military Road completely flooded and shut down due to heavy rain.
Federal disaster declarations
- April 3, 2023: Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, And MudslidesSevere Storm, FEMA DR-4699
- January 14, 2023: Severe Winter Storms, Flooding, Landslides, And MudslidesFlood, FEMA DR-4683
- January 9, 2023: Severe Winter Storms, Flooding, And MudslidesFlood, FEMA EM-3591
- August 22, 2020: WildfiresFire, FEMA DR-4558
- August 18, 2020: Lnu Lightning Fire ComplexFire, FEMA FM-5331
- October 10, 2017: WildfiresFire, FEMA DR-4344
Vallejo Housing at a Glance
Census figures for the city of Vallejo (American Community Survey, 2020 to 2024): 47,084 housing units, a median build year of 1975, 59% built before 1980, 41% before 1970, 57% owner occupied.
California Insurance Rules for Water Claims
California insurers must acknowledge a claim notice within 15 calendar days unless they pay in that time (California Department of Insurance, property claims adjusting guide (2026)).
Claim problems in California go to the California Department of Insurance.
Flood damage needs a separate flood policy, which typically starts 30 days after purchase (FloodSmart). Look up Vallejo flood zones on FEMA's flood maps.
Restoration Cost Guide for Vallejo
| Typical range (national) | Cost |
|---|---|
| Most jobs | $1,305 to $5,707 |
| Sewage, per sq ft | $7 to $7.50 |
| Average insurer payout, water or freeze claim | $15,400 |
Sources: Bob Vila, May 2023; III, 2019 to 2023.
Areas Served Around Vallejo
The same 24/7 line covers the Vallejo metro area, including:
- Vallejo
- Fairfield
- Vacaville
- Suisun City
- Benicia
- Dixon
Other California city guides
- Los Angeles water damage restoration
- San Francisco water damage restoration
- Riverside water damage restoration
- San Diego water damage restoration
- San Jose water damage restoration
- Sacramento water damage restoration
- Fresno water damage restoration
- Oxnard water damage restoration
- Stockton water damage restoration
- Bakersfield water damage restoration
- Modesto water damage restoration
- Visalia water damage restoration
- Santa Rosa water damage restoration
Questions
When is the first freeze in Vallejo?
The median first night at or below 32°F is December 27 and the median last is January 17 at the Vallejo station (NOAA normals, 1991 to 2020).
How fast does mold start?
Dry wet materials within 24 to 48 hours (EPA).
Sources: NOAA Storm Events, NOAA normals, OpenFEMA, Census ACS, California Department of Insurance, property claims adjusting guide (2026), EPA mold guide.