Neighborhood Report
Grade B
Pullman, WA Neighborhood Water Quality — Grade B
3 ZIP codes · 12 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Pullman, WA. We analyzed 3 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (76/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 3 | 100% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Pullman ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 99164 | 78 | B | 4 | 0.0021 mg/L |
| 2 | 99165 | 78 | B | 4 | 0.0021 mg/L |
| 3 | 99163 | 73 | B | 4 | 0.0021 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 3 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
EPA Violations
- 12 total violations across Pullman
- 0 health-based violations
- 3 of 3 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Lead | 6 | 3 |
| Haloacetic Acids (HAA5) | 3 | 3 |
| Consumer Confidence Report Rule | 3 | 3 |
Frequently Asked Questions
What is the safest neighborhood in Pullman?
ZIP code 99164 has the highest safety score in Pullman at 78/100 (grade B). Check the full report for details.
Is Pullman water safe to drink?
Pullman has an average water safety score of 76/100 (B). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Updated daily.