Water Quality in SOUTH LAKE TAHOE, CA (96150)
EPA violation data for public water systems serving ZIP code 96150.
57
Total Violations
8
Health-Based
49
Monitoring / Reporting
52
Resolved
What does this mean?
52 of 57 violations have been resolved. 8 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 49 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (57 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Jul 1, 2025 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Active | N/A |
| Nickel | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
| Nitrite | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Chromium | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | Allergic dermatitis |
| Chromium | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | Allergic dermatitis |
| Antimony, Total | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(1)
LEAD AND COPPER RULE REVISIONS
4H
2024(32)
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
4G
Nickel
03
Nitrite
03
Chromium
03
Chromium
03
Antimony, Total
03
Antimony, Total
03
Arsenic
03
Nickel
03
Cadmium
03
Cadmium
03
Mercury
03
Mercury
03
Selenium
03
Selenium
03
Thallium, Total
03
Thallium, Total
03
Barium
03
Barium
03
Fluoride
03
Fluoride
03
Beryllium, Total
03
Beryllium, Total
03
Nitrite
03
Arsenic
03
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
How Does This Compare?
SOUTH LAKE TAHOE (96150) has 57 recorded violations, including 8 health-based. 5 remain unresolved. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.