Water Quality in El Monte, CA (91734)

EPA violation data for public water systems serving ZIP code 91734.

No Health-Based Violations

None of the 4 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are5 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 53% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

4

Water Systems

5

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (4)

San Gabriel Valley Water Co.-El Monte

Groundwater 248,000 people served
0 violations

San Gabriel Valley Water Co-Montebello 1

Purchased groundwater 9,630 people served
0 violations

San Gabriel Valley Water Co-Montebello 2

All resolved
Purchased surface water 7,330 people served
5 violations (5yr) · All resolved

Champion Mutual Water Company

Groundwater 300 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
TTHMMonitoring
1 violation
All resolved

How Does This Compare?

El Monte (91734) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5, most of which are monitoring/reporting issues.

Fewer violations 53th percentile More violations

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.

Nearby ZIP Codes

Check Another ZIP Code