Failing Water Quality
| Contaminant | Detected Level | EPA MCL | Health Guideline | Status |
|---|---|---|---|---|
| Lead |
66.0
|
15 ppb | 1 ppb | Exceeded |
Water Quality Summary
Tap water quality in Rosamond, California (93560) receives an overall grade of F (Failing) with a score of 26 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 55 points below the California state average of 81. Compared to the national average (75), this area scores significantly lower. The area is served by 6 water systems providing water to approximately 56,259 people, using surface water and groundwater sources. Testing has found elevated levels of Lead that warrant attention. Over the past 5 years, water systems here have accumulated 82 violations, including 71 health-based violations.
A score of 26/100 indicates serious water quality failures in Rosamond, CA. The water system has significant violations, contaminant exceedances, or enforcement actions. Residents should strongly consider using a certified water filtration system for drinking and cooking water, requesting their utility's latest test results, and potentially having their water independently tested.
Health Information
Lead is a toxic metal that can leach from aging pipes and plumbing fixtures.
Even low levels of lead exposure can cause developmental delays in children, kidney damage, and cardiovascular effects in adults. The EPA action level is 15 ppb, but health experts recommend no safe level of lead in drinking water.
Lead enters water primarily through corrosion of lead service lines, lead solder, and brass fixtures — especially in homes built before 1986.
If lead is detected above 1 ppb, consider using a certified lead-removal filter (NSF/ANSI 53) for drinking and cooking water. Run cold water for 30 seconds before use if water has been sitting in pipes.
Common Questions
Tap water in Rosamond, California receives a grade of F (Failing) with a score of 26/100. This indicates significant water quality concerns based on violation history, contaminant levels, or enforcement actions. We recommend reviewing the specific contaminants detected below and considering a certified water filter.
ZIP code 93560 is served by 6 water systems using surface water, groundwater sources, providing water to approximately 56,259 people. Multiple source types mean your water may come from a blend of surface and underground sources.
Yes — lead levels in Rosamond, California are 66.0 ppb, which exceeds the EPA action level of 15 ppb. This is a serious concern. We strongly recommend using a certified lead-removal filter for all drinking and cooking water, and having your water independently tested.
No PFAS ("forever chemicals") were detected in water systems serving Rosamond, California during the most recent EPA monitoring period (UCMR5). However, not all water systems have been tested for all PFAS compounds, and new contamination can occur over time.
Water systems serving Rosamond, California have received 82 violations in the last 5 years, including 71 health-based violations. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.
Based on detected contaminants (lead), residents in Rosamond, California should consider: NSF/ANSI 53 certified filter — specifically rated for lead reduction. Pitcher filters (like Brita Longlast or PUR) and under-sink systems both work. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.
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