ZipCheckup grade for 95687: B.

This ZIP has a few items worth a quick check.

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Water Quality Report
B 83

Vacaville, CA (95687): PFAS Detected in Mapped Water Systems - 83/100

EPA data combined for 4 water systems mapped to this ZIP (largest mapped system: City of Vacaville)

PFAS Detected

EPA records for the water systems mapped to 95687 in Vacaville, CA contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources
Latest air quality, EPA records and weather alerts Current data temporarily unavailable
Current EPA violation data unavailable
Water records and current conditions
Current EPA violation data unavailable
Safety Score
B 83/100
Water Quality PFAS above MCL
Lead Risk Below action level Below the reporting limit, 90th percentile, sample period ending 2023-12-31
NFIP Claim History Claim records 59 claims
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water No drinking-water violations in EPA records since 2021.
  • Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
  • PFAS At least one PFAS result is above an EPA MCL value (UCMR5 sampling; MCL compliance required from 2029).
  • Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
  • Flood 59 cumulative NFIP claim records. Check the current FEMA map for a specific address.
Contaminant Summary
PFAS Detected
PFAS detected
Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record Consumer Confidence Report: source date or period is not present in ZipCheckup's accepted source record
B
ZIP-level Home Safety model score: 83 / 100
Home Safety Score higher than 67% of ZIP codes nationwide
4
Water Systems
99,650
People Served
0
Health Violations (since 2021)
Surface water
Water Source
Zone 3
County Radon Potential · Low
$584K
Median Home ValueState median: $629K

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Score Breakdown

Overall Home Safety Score: 83/100

This is the published model score. Component and domain values are shown independently; they are not added together on this page.

Canonical components

EPA water compliance
100/100
Observed
PFAS MCL screen
0/100
Observed
EPA radon zone
100/100
Observed
Annual EPA AirData AQI
100/100
Observed

Required domains

Drinking water
50/100
Indoor environment
100/100
Outdoor environment
100/100

Coverage: 4 of 4 components and 3 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (8) HIGH

Your Water System

ZIP code 95687 in Vacaville, California is mapped to the water system City of Vacaville (EPA ID: CA4810008). This system provides water to approximately 99,650 people from surface water sources.

There are 4 community water systems serving this area.

Water Systems Serving This Area

System Name EPA ID Population Source
City of Vacaville CA4810008 99,650 Surface water
California State Prison - Solano CA4810800 5,100 Surface water
Sid - Elmira CA4810011 290 Groundwater
City of Rio Vista CA4810004 10,489 Groundwater

Other Water Quality Reports in California

Nearby Water Quality Reports

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Vacaville (CA4810008) on EPA.gov.

3 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →

PFAS Contamination Detected

PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 95687. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.

Detected compounds: PFOS, PFHxS, PFOA, PFBS.

Highest measured level: 0.01 µg/L

Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.

📊 EPA UCMR5 · View source →
Environmental Hazards (11) HIGH
Home & Infrastructure (6) MODERATE

Possible home maintenance concerns - talk to a local expert.

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Cost & Community (9) HIGH

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Protect Your Home in Vacaville

Based on local data for ZIP 95687, these services may benefit homeowners in your area.

Based on local data for your area. Use the tools below to explore your options.

Home & Flood Insurance

The ZIP code for this report in Vacaville has 59 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.

Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote

Check Your Flood Zone (Free)

FEMA flood map lookup - see if your property is in a flood zone

Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)

Gutter Installation & Repair

The median home in 95687 was built around 1984. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.

Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home

Estimate Your Home Maintenance Costs

Window Replacement

The median build year of homes in Vacaville is 1984; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.

Typical cost: Window replacement: typically $300–$800 per window installed

Estimate Your Home Maintenance Costs

Roofing Inspection & Repair

Active weather alerts in California increase the risk of roof damage from hail and high winds. A professional inspection can identify vulnerabilities.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.

Frequently Asked Questions

Is the tap water in 95687 safe to drink?

EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 95687 (primary system: City of Vacaville), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 95687's water come from?

The recorded water source for City of Vacaville, a system mapped to ZIP code 95687, is Surface water. This system serves approximately 99,650 people.

How does Vacaville water compare to the national average?

Vacaville's Home Safety Score ranks better than 67% of U.S. ZIP codes, and at or above 67% within California.

How can I get my water tested in Vacaville?

If City of Vacaville supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

What is the radon risk for 95687?

95687 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Solano County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

Are there PFAS (forever chemicals) in 95687's water?

Yes, PFAS have been detected in samples from water systems mapped to 95687. One or more PFAS results are above the level of a federal PFAS MCL with compliance required from 2029. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.

What does the NFIP claim history show for ZIP 95687?

FEMA records contain 59 flood insurance claims filed in ZIP code 95687; the recorded rated-zone value (the most frequent one if there are several claims) is X, which is claims evidence and may differ from the current FEMA map zone for a property. This is a substantial claim history, but claim count is not a count of distinct events or properties. Review FEMA's map for the specific property.

How to cite this page

APA ZipCheckup. (2026). Vacaville, CA (95687): PFAS Detected in Mapped Water Systems - 83/100. https://zipcheckup.com/report/95687/
BibTeX
@misc{zipcheckup-report-95687,
  author = {{ZipCheckup}},
  title  = {{Vacaville, CA (95687): PFAS Detected in Mapped Water Systems - 83/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/95687/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 95687

ZIP Code City, State Distance Grade Violations
95625 Elmira, CA 2.4 mi N/A 0
95688 Vacaville, CA 3.2 mi B 0
94535 Travis Afb, CA 5.1 mi A 2
95696 Vacaville, CA 6.6 mi N/A 0
94533 Fairfield, CA 7.1 mi A 14
94585 Suisun City, CA 8.8 mi A 14
95620 Dixon, CA 10.1 mi A 0
94534 Fairfield, CA 12.1 mi A 3
95694 Winters, CA 12.7 mi A 0
94512 Birds Landing, CA 14.9 mi N/A 0

Contaminants Detected in 95687

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Overall safety breakdown

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Coverage: 15/17 risk factors Data sources →
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