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Oxnard, CA · Ventura County

Water Risk Profile — ZIP 93047

Flood risk, local cost data, climate factors, and insurance context for your ZIP code.

Flood Risk

Medium

Cost Range

$1,500–$8,500

Avg Response

42 min

NFIP

State participates

Local Climate & Risk Factors

Oxnard area water damage risks include winter rain-driven roof leaks and foundation seepage from consecutive storm events that saturate the soil beyond natural drainage capacity. California's older building stock (pre-1940 bungalows and post-war construction in Bay Area, LA, and Sacramento) often has galvanized supply piping that corrodes and fails after 50–70 years of use. Slab foundations common throughout Southern California are vulnerable to supply line failures — slab leaks are estimated to occur in 1 in 50 homes per year in Los Angeles County due to soil expansion/contraction. AB 1262 requires California insurers to provide a written explanation of coverage decisions within specified timeframes.

Flood-prone areas: El Rio, an unincorporated community north of Oxnard, sits directly within the Santa Clara River floodplain in FEMA Zone AE and experienced street-level flooding and home water intrusion during the January-February 2023 atmospheric river events — residents here have historically had limited access to adequate flood insurance. Oxnard Shores and the Hollywood Beach enclave face compounding coastal and fluvial flood risk because winter storm surge from Pacific swells coincides with atmospheric river-driven Santa Clara River flooding, creating the worst combined scenario for homeowners within a quarter mile of the shoreline.

Insurance tip: California's FAIR Plan does not cover flood — Oxnard residents in FEMA coastal flood zones (AE and VE) along the Santa Clara River delta and Oxnard Shores should secure NFIP flood coverage and verify their homeowners policy includes coastal storm; private insurers have increasingly non-renewed coastal Ventura County policies since 2023, making the NFIP the most stable option for many coastal Oxnard properties.

Water Category Cost Table — Oxnard, CA

Extraction & drying cost per square foot by IICRC water category

Water Category$/sq ft
Category 1 — Clean

Burst supply line, clean appliance overflow

$2.72–$6.74
Category 2 — Gray

Dishwasher, washing machine, toilet bowl (no feces)

$6.74–$8.16
Category 3 — Black

Sewage backup, floodwater, toilet overflow with feces

$9.59–$12.1

Estimates exclude reconstruction (drywall, flooring replacement). National benchmarks: Cat 1 $3.75–$4.25, Cat 2 $4.10–$6.50, Cat 3 $7–$7.50/sq ft — adjusted for Oxnard market (3.211/sq ft range).

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