Mc Farland, CA Water Safety: 55/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Drilling into federal monitoring figures for Mc Farland in CA, the pattern is middle-of-the-road — some utilities have documented MCL exceedances or treatment technique violations in recent years, while others have operated without a single flag, making the city's grade a genuine average rather than a rounded-down high.
How Mc Farland Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Mc Farland Water
- Homes built before 1986: 48% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 12.57 — above typical levels.
Who Supplies Your Water in Mc Farland
Mc Farland, CA draws its water from one primary utility across 1 tracked system.
Overview
We track water quality and home safety data for 1 ZIP code in Mc Farland, California (population ~15,451), covering 1 community water system serving approximately 51,428 people region-wide.
No EPA violations recorded across any ZIP codes in Mc Farland — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Mc Farland: C (55/100)
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
Mc Farland water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Mc Farland
- 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 |
|---|---|---|---|
| 93250 | C | DELANO, CITY OF | 51,428 |
All ZIP Codes in Mc Farland
- 93250 [C]
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.
Health Outcomes in Mc Farland
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
Housing & Infrastructure in Mc Farland
With 48% 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
Some cities skew heavily toward one construction era; Mc Farland does not. The median build year of 1982 reflects a housing stock where older and newer homes share the market in meaningful proportions. That mixed profile means the city carries moderate aggregate plumbing-era risk — with older homes, particularly those built before 1986, representing the portion of the stock where lead-soldered joints may still be present.
Most homes in Mc Farland were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Mc Farland Homeowners
When remediation costs are measured against Mc Farland home values, the resulting ratio is in the low tier — addressing documented water and safety issues here claims only a minor fraction of typical equity, and most homeowners are in a position where the financial commitment is straightforward rather than a material burden on their household budget.
Remediation costs in Mc Farland are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 67% below the California average.
Lead Exposure Risk for Children in Mc Farland
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.
Pulling a tap sample fills the gap that utility data cannot close, particularly here where 48% of housing dates from the pre-rule era and citywide monitoring sits at or above the regulatory mark in Mc Farland.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Mc Farland
Multiple flood events have been recorded for Mc Farland through the NFIP — 32 claims in total, with 100% of ZIP codes in FEMA-designated zones — pointing to a flood exposure profile that merits inclusion in a water quality assessment without reaching high-severity planning territory.
Mc Farland has a moderate flood history with 32 FEMA claims averaging $5,506 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
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>$1,600</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 Mc Farland
- 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 48% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Mc Farland, CA