Water Quality in San Jose, CA (93924)
EPA violation data for public water systems serving ZIP code 93924.
No Health-Based Violations
None of the 17 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are6 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 57% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,316
Population
17
Water Systems
6
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (17)
Cwsc Salinas
Cal Am Water Company - Monterey
Alco Water Service
Marina Coast Water District
Holman Ranch Ws
Tassajara Springs Ws
Asoleado Mwc
Tularcitos Mwc
Tularacitos Mutual Water Co
Woodside Wa
Carmel Valley Tennis Camp Ws
Stonepine Resort Ws
Cachagua Mutual Ws (#4)
Outlook Wa
Comsat Station Water System
Parrott Ranch Rd Water 1
Jamesburg School Water System
Contaminants Found
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
Copper (Cu)
Exceeds limitSampled: Jan 2025
How Does This Compare?
San Jose (93924) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.