La Crescenta, California Water Quality Report
Water quality data for 1 water system serving 35,841 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 45.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 450% | Above guideline |
| PFBS | 0.007 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHpA | 0.003 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.008 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.005 | 0.010 ug/L | 0.001 ug/L(EWG) | 49% | Within limit |
| PFOA | 0.005 | 0.004 ug/L | 0.090 ug/L(EWG) | 128% | Above limit |
| PFPeA | 0.008 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (3)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (6)
01
Nov 1, 1996 — Nov 30, 1996
01
Nov 1, 1996 — Nov 30, 1996
22
Feb 1, 1994 — Feb 28, 1994
22
Feb 1, 1994 — Feb 28, 1994
22
Jun 1, 1993 — Jun 30, 1993
+ 1 more resolved violations
Frequently Asked Questions
Is La Crescenta tap water safe to drink?
La Crescenta's water has 1 contaminant detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in La Crescenta tap water?
7 contaminants have been detected in La Crescenta's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in La Crescenta?
Install a water filter rated for the specific contaminants found in La Crescenta's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does La Crescenta have any water quality violations?
Yes, La Crescenta currently has 3 active violations. See the violations section above for details.