Lodi, NJ Water Safety: 40/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
If you're researching Lodi, NJ tap water quality, the baseline finding is below average — health-based violations are documented in several service areas, and verifying the specific system at your address is the right next step.
How Lodi Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Lodi Residents
- Homes built before 1986: 85% — older plumbing may contain lead solder.
- Estimated remediation: $2,800 per household.
- CDC health risk index: 10.21.
Lodi's Water Providers
Residential addresses in Lodi, NJ are served by 2 primary water providers out of 2 systems in federal records. Each system maintains separate infrastructure and files its own EPA compliance reports, so service conditions are not uniform across the city.
Overview
We track water quality and home safety data for 1 ZIP code in Lodi, New Jersey (population ~25,946), covering 2 community water systems serving approximately 54,623 people region-wide.
No EPA violations recorded across any ZIP codes in Lodi — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Lodi: D (40/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Lodi water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Lodi
- 0 ZIP codes 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.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 07644 | D | Passaic Valley Wc Lodi Water District | 24,136 |
All ZIP Codes in Lodi
- 07644 [D]
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
Updated daily.
Lodi Community Health Snapshot
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
Lodi Infrastructure Age
With 85% 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
Reading the housing age data for Lodi — median build year 1952 — the overriding implication is that the plumbing materials inside a typical home here reflect pre-1986 construction standards. In practical terms, that means lead-soldered copper joints are common across much of the housing stock. Where those materials are present, water can leach lead as it moves through joints — a pathway that corrosion control treatment under federal rules is designed to reduce, though it cannot eliminate lead risk where the plumbing materials themselves contain lead.
Over half of homes in Lodi 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.
How Remediation Costs Compare in Lodi
Placing remediation in the context of Lodi's property market, the equity share is low — most homeowners here are weighing a financial commitment that fits comfortably within routine property planning, far from the threshold where remediation becomes a material equity decision rather than a standard upkeep consideration.
Remediation costs in Lodi 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 7% below the New Jersey average.
Lodi: Lead Risk & Vulnerable Populations
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.
If 85% of the Lodi inventory comes from before the federal ban on lead-bearing solder — and if utility samples sit at or near 0.015 mg/L — the gap between citywide averages and one specific faucet becomes a practical concern rather than a theoretical one. That is why one-home reads exist as a separate measurement. A certified filter through retailer networks addresses confirmed exposure where it appears in a household.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Lodi: Flood History & Water Damage Risk
The NFIP record for Lodi is not ambiguous: 1004 claims filed and 100% of ZIP codes in FEMA-designated flood territory add up to a substantial flood exposure profile. For a water quality assessment, that profile matters because flooding doesn't just damage property — it can temporarily compromise the systems that deliver safe drinking water, from overwhelmed treatment plants to infiltrated private wells to backflow events in distribution infrastructure.
Lodi has a significant flood history with 1,004 FEMA flood insurance claims on record, averaging $24,923 per claim. With 100% of ZIP codes in FEMA-designated flood zones, flood risk is a major concern for homeowners and water quality.
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. Flood damage can add significantly to the estimated <strong>$2,800</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Lodi
- 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. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 85% of homes built before 1986, lead solder is a real possibility.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Lodi, NJ