Water Quality in Concord, CA (94553)
EPA violation data for public water systems serving ZIP code 94553.
No Health-Based Violations
None of the 10 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.
48,643
Population
10
Water Systems
0
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (10)
Contra Costa Water District
Surface water 198,000 people served
0 violations
Lead tested: 3.1 ppb (limit: 15 ppb) ✓
City Of Antioch
Surface water 115,074 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
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) ✓
City Of Martinez
Purchased surface water 30,997 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Marathon Martinez Water System
Groundwater 600 people served
0 violations
Willow Mobile Home Park
Groundwater 481 people served
0 violations
Fire Mountain Lodge
Groundwater 25 people served
0 violations
Riverview Marina Sws
Groundwater 20 people served
0 violations
Mark & Deborah Reisbeck
Groundwater 0
0 violations
Lead & Copper Levels
Lead (Pb)
Within limit0 ppb measured
Action level: 15 ppb
Sampled: Jan 2024
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.