Cranbury, NJ: 2 Health Violations - Home Safety 65/100
1 ZIP code · 3 water systems · Updated
ZipCheckup grade for Cranbury: C.
A mixed picture - some signals here are worth your attention.
For most households in Cranbury, NJ tap water is adequate - the middle-tier grade reflects gaps in specific service areas.
How Cranbury Compares
Data: EPA SDWIS
What You Should Know About Cranbury Water
- Your city's water systems recorded 8 violations in the past 5 years.
- Average lead level: 0.002 mg/L.
- Homes built before 1986: 60% - older plumbing may contain lead solder.
- Estimated remediation: $2,800 per household.
- CDC health risk index: 10.8.
Who Supplies Your Water in Cranbury
3 water utilities share the residential service territory in Cranbury, NJ - out of 3 total systems in federal records.
- C
- C
- C
Overview
We track home safety data for 1 ZIP code in Cranbury, New Jersey (population ~12,511), covering 3 community water systems serving approximately 685,880 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. 2 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Cranbury: C (65/100)
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
Cranbury water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0020 mg/L (EPA action level: 0.015 mg/L)
- 0 of 1 ZIP code with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 6 | 1 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 4 | 1 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | 1 |
| Total Coliform | Microbiological | 2 | 1 |
| Gross Alpha | Radionuclides | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 08512 | C | 8 | 2 | East Windsor Mua |
All ZIP Codes in Cranbury
- 08512 [C] - 8 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Health Outcomes in Cranbury
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Top Contaminants in Cranbury Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Cranbury
With 60% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Two dates define the high-risk tiers of residential plumbing from a lead standpoint: 1970, before which lead pipes were commonly installed for service connections, and 1986, before which lead solder was standard in copper plumbing. A median build year of 1973 places Cranbury's housing distribution well within that older risk zone. The bar chart above breaks down how much of the stock falls into each era - and the pre-1986 share alone represents more than half the residential inventory, making plumbing-era risk a defining characteristic of the local water safety picture.
Over half of homes in Cranbury were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Cranbury Homeowners
How much of a Cranbury home's value does documented remediation represent? A small fraction - the equity share here is in the low tier, and from a household financial perspective, most property owners are considering a commitment that fits comfortably within standard planning rather than a decision that rises to the level of a material budget event or significant equity consideration.
Remediation costs in Cranbury are relatively low compared to home values. The $1,600–$4,100 estimated range is a small fraction of median property value. Home values are 28% above the New Jersey average.
Lead Exposure Risk for Children in Cranbury
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Locally, 60% of Cranbury homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Cranbury
Historical NFIP data for Cranbury contains 40 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $29,432. 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. The <strong>$2,800</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
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.
What You Can Do in Cranbury
- Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Stage 1 DBP Rule can reduce the most common contaminant found in Cranbury's water.
- Check your home's plumbing. With 60% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Cranbury, NJ