Water Quality in Oak Harbor, WA (98253)

EPA violation data for public water systems serving ZIP code 98253.

No Health-Based Violations

None of the 9 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are9 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 65% of US ZIP codes.

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

2,311

Population

9

Water Systems

9

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (9)

Oak Harbor City Of

All resolved
Purchased surface water 23,767 people served
2 violations (5yr) · All resolved
Lead tested: 1.2 ppb (limit: 15 ppb)

Naval Air Station/Whidbey Island

Purchased surface water 16,595 people served
0 violations

Lagoon Point Water District

All resolved
Groundwater 495 people served
4 violations (5yr) · All resolved

Twin View Estates Community Assoc

All resolved
Groundwater 110 people served
3 violations (5yr) · All resolved

North Bluff Association

Groundwater 31 people served
0 violations

Spar Vue

Groundwater 25 people served
0 violations

Aqua View Estates

Groundwater 21 people served
0 violations

Greenbank General Store

Groundwater 10 people served
0 violations

Cannon / Aaker Water System

Groundwater 5 people served
0 violations

Contaminants Found

NitrateMonitoring

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

5 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

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

Lead & Copper Levels

Lead (Pb)

Within limit
1.2 ppb measured Action level: 15 ppb

Sampled: Jan 2022

How Does This Compare?

Oak Harbor (98253) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 9, most of which are monitoring/reporting issues.

Fewer violations 65th 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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