CITY REPORT CA

Forestville, CA: 2 Violations - Home Safety 100/100

1 ZIP code · 5 water systems · Updated

ZipCheckup grade for Forestville: A.

Checked records flag no major concern; missing data is unknown.

Looking at federal compliance records for Forestville, CA: the city earns a grade in the top two bands here, and each serving system's violation history can be reviewed individually for what lies behind it.

How Forestville Compares

Forestville100/100
California avg76/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
5
Water Systems
1
ZIPs Linked to Systems with Violations
A · 100
Avg Safety Score
Zone 3
County Radon Potential (Low)
$704K
Median Home Value

Forestville Water: The Quick Version

  • Your city's water systems recorded 2 violations since 2021.
  • Homes built before 1986: 76% - older plumbing may contain lead solder.
  • Health risk index (ZipCheckup composite of CDC data): 11.32.

Water Systems Serving Forestville

Service in Forestville, CA can differ by address: 5 water systems are tied to the area in federal records, and the 3 largest are listed with their violation records.

Overview

We track home safety data for 1 ZIP code in Forestville, California (population ~5,999), covering 5 community water systems serving approximately 40,256 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Forestville: A (100/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Forestville water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 3.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Haloacetic Acids (HAA5) Disinfection Byproducts 2 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
95436 A 2 0 Forestville Water District

All ZIP Codes in Forestville

  • 95436 [A] - 2 violations

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Forestville

9.8%
Asthma (US: 9.8%)
10.7%
Diabetes (US: 10.4%)
15.8%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 9.8% ↓
Diabetes 10.7% ↑
Mental Health 15.8% ↑

Vertical line = national average. ■ Above national · ■ Below national

Key Contaminants Detected in Forestville

Haloacetic Acids (HAA5) 2 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.06 mg/L
Increased cancer risk with long-term exposure above the MCL
Total Trihalomethanes (TTHM) 2 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.08 mg/L
Increased cancer risk with long-term exposure above the MCL

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

How Old Is Forestville's Housing Stock?

1967
Median Build Year
76%
Built Before 1986
61%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 76% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Lead can reach tap water from service lines, solder and brass fittings inside a building, which is why housing age draws attention in Forestville, where the median build year is 1967.

1967
Median Year Built
76%
Pre-1986 (lead solder era; lead paint banned 1978)
61%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (61%) 1970–1986 (15%) Post-1986 (24%)

Over half of homes in Forestville were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Protecting Children from Lead in Forestville

76%
Homes Built Before 1986

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical Flood-Claim Evidence for Forestville

855
Total FEMA Flood Claims
$22,056
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Forestville contains 855 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $22,056. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

What does the Home Safety Score mean for Forestville, CA?
Forestville has an average Home Safety Score of 100/100 (Grade A) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 2 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Forestville?
EPA records list 2 EPA violations for Forestville water systems. These water-system violations are shown for 1 mapped ZIP code.
How does Forestville compare to California average?
Forestville has an average Home Safety Score of 100/100, which is at or above the California state average of 76/100 for the same model series.
How many water systems serve Forestville?
Our records map 5 water systems to 1 ZIP code in Forestville. The related population figure in our data is approximately 5,999 people; it is not a count of people served citywide.
Home → Cities → California → Forestville, CA

How to cite this page

APA ZipCheckup. (2026). Forestville, CA: 2 Violations - Home Safety 100/100. https://zipcheckup.com/cities/ca/forestville/
BibTeX
@misc{zipcheckup-cities-ca-forestville,
  author = {{ZipCheckup}},
  title  = {{Forestville, CA: 2 Violations - Home Safety 100/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/forestville/}
}

Page version: October 2026.

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