Water Quality in Olympia, WA (98568)

EPA violation data for public water systems serving ZIP code 98568.

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

3,050

Population

13

Water Systems

51

Violations (5yr)

3

Health-Based

Location

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Water Systems Serving This Area (13)

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

Centralia Public Works - Water

All resolved
Groundwater 28,164 people served
1 violation (5yr) · All resolved

Yelm City Of

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

End Of Trail Ii

Groundwater 2,000 people served
4 violations (5yr)

Lucky Eagle Casino

1 health-based
Groundwater 1,550 people served
11 violations (5yr) · 1 health-based
Lead tested: 2.1 ppb (limit: 15 ppb)

Oakville City Of

Groundwater 1,325 people served
0 violations

Chehalis Tribal Housing

1 health-based
Groundwater 620 people served
28 violations (5yr) · 1 health-based

Restover Truck Stop

Groundwater 316 people served
0 violations

Chehalis Tribal Housing Site

Groundwater 80 people served
0 violations

Vosper Place Subdivision

1 health-based
Purchased groundwater 68 people served
6 violations (5yr) · 1 health-based
Lead tested: 40.9 ppb (limit: 15 ppb)

Chehalis Tribal Center

Groundwater 10 people served
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
3 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

17 violations
Has active
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

4 violations
All resolved
Public NoticeMonitoring
3 violations
Has active
TTHMMonitoring
2 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
2 violations
Has active
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved
2,3,7,8-TCDDMonitoring
1 violation
All resolved
SimazineMonitoring
1 violation
All resolved
AtrazineMonitoring
1 violation
All resolved
HEXACHLOROBENZENEMonitoring
1 violation
All resolved
BHC-GAMMAMonitoring
1 violation
All resolved
EndrinMonitoring
1 violation
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
1 violation
All resolved
HeptachlorMonitoring
1 violation
All resolved
Di(2-ethylhexyl) adipateMonitoring
1 violation
All resolved
ChlordaneMonitoring
1 violation
All resolved
HexachlorocyclopentadieneMonitoring
1 violation
All resolved
Di(2-ethylhexyl) phthalateMonitoring
1 violation
All resolved
MethoxychlorMonitoring
1 violation
All resolved
Benzo(a)pyreneMonitoring
1 violation
All resolved
LASSOMonitoring
1 violation
All resolved
ToxapheneMonitoring
1 violation
All resolved
Heptachlor epoxideMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Exceeds limit
40.9 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Olympia (98568) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 51.

Fewer violations 91th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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