Water Quality in Olympia, WA (98556)

EPA violation data for public water systems serving ZIP code 98556.

No Health-Based Violations

None of the 11 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.

350

Population

11

Water Systems

5

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (11)

Olympia City Of

All resolved
Groundwater 113,584 people served
1 violation (5yr) · All resolved

Lacey Water Department

Groundwater 103,755 people served
0 violations

Tumwater City Of

Groundwater 66,373 people served
0 violations

Yelm City Of

Groundwater 16,633 people served
0 violations
Lead tested: 1.9 ppb (limit: 15 ppb)

Cedar Creek Corrections Center

All resolved
Groundwater 639 people served
1 violation (5yr) · All resolved

Rainbow Valley

Groundwater 208 people served
0 violations

Littlerock Water Works Inc

All resolved
Groundwater 67 people served
3 violations (5yr) · All resolved

Thurston County Fire Protection

Groundwater 39 people served
0 violations

Heslep Estates

Groundwater 30 people served
0 violations

Little Rock Grocery Store

Groundwater 6 people served
0 violations

Tonianns Hair Design

Groundwater 4 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

4 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1.9 ppb measured Action level: 15 ppb

Sampled: Jan 2022

How Does This Compare?

Olympia (98556) 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.

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