Pacific County, Washington
15 ZIP codes · Avg score 73/100 · Grade B · Updated 2026-06-03
In current tracking cycles, Pacific County — spanning 15 ZIP codes — records above-average water quality outcomes; the county's compliance history over recent years shows few departures from federal standards.
How Pacific County Compares
How Pacific County Compares
Pacific County scores 5 points below the Washington state average (78/100) and 5 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Pacific County, Washington
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.1 (asthma 11.1%, diabetes 14.9%)
Estimated additional annual cost per homeowner: $1,193, driven primarily by flood
Infrastructure: 0.421% avg pipe failure probability, 58% of ZIPs at high risk
59.9% of homes built before 1978 (lead paint era)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,193
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
15,785 housing units in Pacific County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Pacific County
Remediation costs are relatively manageable for most homeowners in Pacific County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Pacific County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Pacific County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | South Bend Water Department | 2,930 | 17 |
| 2 | Raymond Water Department | 4,620 | 17 |
| 3 | Willapa Valley Water District | 2,425 | 17 |
| 4 | Crystal Mountain Inc. | 4,154 | 17 |
| 5 | Naselle | 2,073 | 17 |
14 total water systems serve Pacific County.
All ZIP Codes in Pacific County
15 ZIP codes tracked in Pacific County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 98641 | Oysterville | 99 | A | 0 | $363K |
| 2 | 98631 | Long Beach | 95 | A | 0 | $338K |
| 3 | 98614 | Chinook | 86 | A | 0 | $310K |
| 4 | 98577 | Raymond | 77 | B | 17 | $231K |
| 5 | 98637 | Nahcotta | 73 | B | 0 | — |
| 6 | 98644 | Seaview | 73 | B | 0 | $247K |
| 7 | 98624 | Ilwaco | 70 | B | 0 | $332K |
| 8 | 98640 | Ocean Park | 70 | B | 0 | $298K |
| 9 | 98527 | Bay Center | 66 | C | 0 | $434K |
| 10 | 98554 | Lebam | 66 | C | 0 | — |
| 11 | 98561 | Menlo | 66 | C | 0 | — |
| 12 | 98586 | South Bend | 65 | C | 0 | $232K |
| 13 | 98638 | Naselle | 65 | C | 0 | $324K |
| 14 | 98643 | Rosburg | 65 | C | 0 | $232K |
| 15 | 98590 | Tokeland | 60 | C | 0 | $556K |
Recommended Buyer Guides for Pacific County
Eight risk categories drive the selection — PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback — and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.
- Best Water Filters for Lead — Lead above EPA action level in 3 ZIP codes
- Best Lead Paint Test Kits — 59.9% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Pacific County, Washington
Overview
Pacific County in Washington covers 15 ZIP codes with an average Home Safety Score of B (73/100).
1 of 15 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to Washington water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.