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RCR Environmental
RCR Environmental

Promoting Healthier Living through Expert Mold Testing and Professional Mold Removal

Mold & Indoor Air Quality
Services in
Temecula

Lab-Certified Testing · Free Inspections · Professional Remediation

RCR Environmental provides comprehensive mold and air quality services across the Temecula Valley—from Paloma del Sol and Redhawk to Vail Ranch, Old Town, and the Temecula Regional Center area. Whether you need testing, inspection, or remediation, we deliver reliable results and clear guidance.

Call (951) 225-1445
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Temecula Local Context

Environmental Services for Temecula Homes

Temecula's specific plan areas—Paloma del Sol, Redhawk, Vail Ranch, Old Town, and the Temecula Regional Center among them—cover everything from Wine Country hillside properties to dense suburban tracts along Margarita Road and Ynez Road. The city's median year of construction is 1998, with roughly 60% of housing units built between 1990 and 2009: stucco exteriors, concrete tile roofs, slab-on-grade foundations, two-story floor plans with attached garages, multiple bathrooms, and HVAC systems that run year-round. That building profile means original and aging components—supply lines, angle stops, shower pans, roof underlayment transitions, and window flashing—are now at the stage where recurring moisture complaints start showing up.

Bathroom leaks from toilet seal failures and tub/shower transitions are among the most common moisture sources we encounter—often presenting as baseboard swelling or a musty odor in the adjacent room before anyone suspects plumbing. Roof intrusion after storms can show up as ceiling staining and elevated moisture in insulation and drywall. And in communities with landscaped lots, irrigation overspray near exterior penetrations drives localized wall dampness around windows and doors. We provide lab-certified testing, professional inspection, remediation guidance, and air quality evaluation tailored to Temecula's housing stock and climate.

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Local Risks

Common Moisture Issues in Temecula Homes

With a median build year of 1998 and a housing stock dominated by 1990s–2000s stucco-and-tile tract construction, Temecula homes share a common set of aging-component moisture risks. Here are the patterns we encounter most often:

Bathroom leaks from deteriorating toilet wax ring seals and tub/shower pan transitions—often the single most common moisture source we find, presenting as baseboard swelling or musty odor in the adjacent room before anyone suspects plumbing
Roof intrusion after storms that shows up as ceiling staining and elevated moisture in attic insulation and drywall—especially in homes with original roof underlayment from the 1990s–2000s build era
Irrigation overspray and failed exterior penetrations near windows and doors driving localized wall dampness—common in Temecula’s landscaped-lot communities like Paloma del Sol and Redhawk
Aging supply lines, angle stops, and under-sink connections that develop slow drips behind finished walls—original components in 25+ year-old homes reaching the end of their expected service life
Year-round HVAC run-time causing condensation around registers, in attic-mounted air handlers, and along condensate drain lines that clog or overflow
Morning marine layer and dry-heat-to-cool-night cycles producing condensation in bathrooms, exterior-facing closets, and shaded attic spaces—especially on hillside properties toward Wine Country
When to Call

When to Call Us in Temecula

If any of the following apply to your Temecula home, a professional assessment can help you understand what's happening and what to do next:

Persistent allergy-like symptoms—sneezing, congestion, irritated eyes, or respiratory discomfort that improves when you leave the house and returns when you come home
Musty smell around bathrooms or under sinks—especially in Temecula’s 1990s–2000s tract homes where toilet seals, shower pans, and supply line connections are reaching the end of their service life
Baseboard swelling, bubbling paint, or soft drywall in a room adjacent to a bathroom or kitchen—a common sign of a slow leak migrating through the wall cavity
Roof leak follow-up after seasonal storms, or ceiling staining and attic moisture concerns—particularly in homes with original roof underlayment
Pre-remediation or post-remediation documentation—baseline testing before work begins and clearance verification after remediation is completed to confirm the issue has been resolved

Schedule Your Temecula Mold Assessment

Serving Temecula & Surrounding Areas

Whether you're in Paloma del Sol, Redhawk, Vail Ranch, Old Town, or the hillside communities toward Wine Country, our team provides thorough mold and air quality services tailored to Temecula's 1990s–2000s housing stock and inland valley climate. Free inspections, lab-certified testing, and professional remediation—all from one trusted local provider.

(951) 225-1445

About Temecula

Temecula sits at the southern edge of Riverside County, where Wine Country vineyards meet a growing suburban footprint that stretches from Old Town to French Valley. The City of Temecula manages local planning, parks, and community services, with development guided by adopted specific plans covering areas like Paloma del Sol, Redhawk, Vail Ranch, and the Temecula Regional Center.

According to the city's 2025 demographic report and U.S. Census data, Temecula has an estimated population of 113,315 across roughly 37,000 households. The median year of construction is 1998, with about 60% of housing units built between 1990 and 2009. That means stucco-and-tile tract construction on slab foundations, two-story floor plans with attached garages, and HVAC systems designed for year-round cooling are the norm—all factors that shape the moisture risks we encounter across the city. Additional city resources are available through Temecula's community quick links.

Residents and visitors can explore the area through Visit Temecula Valley and Visit California's Temecula guide. Nearby open-space areas like the Santa Rosa Plateau Ecological Reserve highlight the natural landscape that shapes the valley's climate and moisture patterns.

Nearby Service Areas

We also provide mold and air quality services in these nearby communities:

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Mold Statistics

Mold & Indoor

Air Quality

By the numbers

Indoor Air Pollution

2–5× higher (occasionally >100×)

Time Indoors

90%

Asthma & Dampness/Mold

~21% (estimate)

Homes With Dampness/Mold Indicators

~50%

Most people spend about 90% of their time indoors, which means indoor air quality matters more than many realize. The EPA notes that some indoor pollutants can be 2–5× higher than outdoors (and in certain situations, far higher). In Temecula's 1990s–2000s stucco-and-tile homes with sealed envelopes and year-round HVAC usage, aging plumbing components, shower pan deterioration, and condensation from extended system run-time compound these concerns—sometimes even when mold isn't visible.

If your Temecula home has had water damage, baseboard swelling near a bathroom, ceiling staining after storms, persistent humidity, or an unexplained musty smell—especially in a home with original 1990s–2000s plumbing and roofing components—a targeted inspection and testing plan can help confirm what's happening and identify the source.

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Sources: U.S. EPA; Mudarri & Fisk (Indoor Air); LBNL Indoor Air Quality Research