Water Quality in Oakland, CA (94611)
EPA violation data for public water systems serving ZIP code 94611.
No Health-Based Violations
None of the 13 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.
40,116
Population
13
Water Systems
0
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (13)
East Bay Mud
Surface water 1,442,800 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Alameda County Water District
Surface water 344,000 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Contra Costa Water District
Surface water 198,000 people served
0 violations
Lead tested: 3.1 ppb (limit: 15 ppb) ✓
City Of Hayward
Purchased surface water 162,954 people served
0 violations
City Of Antioch
Surface water 115,074 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Dublin San Ramon Services District
Purchased surface water 98,776 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
City Of Pleasanton
Purchased surface water 76,689 people served
0 violations
Brentwood
Purchased surface water 64,513 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
City Of Pittsburg
Purchased surface water 62,500 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
California Water Service - Livermore
Purchased surface water 60,414 people served
0 violations
Lead tested: 7.5 ppb (limit: 15 ppb) ✓
Fort Ross Vineyards
Groundwater 50 people served
0 violations
Matterhorn Inn
Groundwater 40 people served
0 violations
Riverbank Mobile Home
Groundwater 0
0 violations
Lead & Copper Levels
Lead (Pb)
Within limit3.1 ppb measured
Action level: 15 ppb
Sampled: Jan 2023
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.