Water Quality in San Jose, CA (93451)
EPA violation data for public water systems serving ZIP code 93451.
No Health-Based Violations
None of the 17 water systems serving this ZIP have any violations in the past 5 years.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
5,207
Population
17
Water Systems
0
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (17)
Cwsc Salinas
Groundwater 123,679 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Cal Am Water Company - Monterey
Groundwater under influence of surface water 92,450 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Alco Water Service
Groundwater 56,253 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Santa Margarita Recreation Area
Groundwater 50,001 people served
0 violations
San Luis Obispo Water Department
Surface water 47,788 people served
0 violations
Marina Coast Water District
Groundwater 38,377 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
City Of Paso Robles Water Division
Surface water 31,176 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Atascadero Mutual Water Co
Groundwater 30,618 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
San Miguel Community Services District
Groundwater 2,600 people served
0 violations
Camp Roberts - California National Guard
Groundwater 385 people served
0 violations
Lead tested: 14 ppb (limit: 15 ppb) ✓
Camp Roberts Well 6a
Groundwater 115 people served
0 violations
Pleasant Valley Elementary
Groundwater 100 people served
0 violations
River Rd Ws #34
Groundwater 53 people served
0 violations
Parkfield School
Groundwater 30 people served
0 violations
Parkfield Cafe And Inn Ws
Groundwater 25 people served
0 violations
Via Condias Water Supply - Inactive
Groundwater 25 people served
0 violations
Victorian Manor Water Supply
Groundwater 10 people served
0 violations
Lead & Copper Levels
Lead (Pb)
Within limit0 ppb measured
Action level: 15 ppb
Sampled: Jan 2025
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.