Boise, ID Neighborhood Water Quality - Grade B
32 ZIP codes · 544 EPA violations
Data source: EPA SDWIS Last verified: 2026-07-19
ZipCheckup compares 32 ZIP codes across Boise, ID. The area averages a grade B (71/100); 32 ZIP codes carry recorded EPA violations.
Water quality varies significantly across Boise, ID. We analyzed 32 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (71/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 29 | 91% |
| C | 3 | 9% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Boise ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 83703 | 74 | B | 17 | 0.0020 mg/L |
| 2 | 83709 | 74 | B | 17 | 0.0020 mg/L |
| 3 | 83712 | 74 | B | 17 | 0.0020 mg/L |
| 4 | 83701 | 72 | B | 17 | 0.0020 mg/L |
| 5 | 83704 | 72 | B | 17 | 0.0020 mg/L |
| 6 | 83705 | 72 | B | 17 | 0.0020 mg/L |
| 7 | 83707 | 72 | B | 17 | 0.0020 mg/L |
| 8 | 83708 | 72 | B | 17 | 0.0020 mg/L |
| 9 | 83711 | 72 | B | 17 | 0.0020 mg/L |
| 10 | 83713 | 72 | B | 17 | 0.0020 mg/L |
| 11 | 83715 | 72 | B | 17 | 0.0020 mg/L |
| 12 | 83717 | 72 | B | 17 | 0.0020 mg/L |
| 13 | 83719 | 72 | B | 17 | 0.0020 mg/L |
| 14 | 83720 | 72 | B | 17 | 0.0020 mg/L |
| 15 | 83721 | 72 | B | 17 | 0.0020 mg/L |
| 16 | 83722 | 72 | B | 17 | 0.0020 mg/L |
| 17 | 83724 | 72 | B | 17 | 0.0020 mg/L |
| 18 | 83725 | 72 | B | 17 | 0.0020 mg/L |
| 19 | 83726 | 72 | B | 17 | 0.0020 mg/L |
| 20 | 83727 | 72 | B | 17 | 0.0020 mg/L |
| 21 | 83728 | 72 | B | 17 | 0.0020 mg/L |
| 22 | 83729 | 72 | B | 17 | 0.0020 mg/L |
| 23 | 83730 | 72 | B | 17 | 0.0020 mg/L |
| 24 | 83731 | 72 | B | 17 | 0.0020 mg/L |
| 25 | 83732 | 72 | B | 17 | 0.0020 mg/L |
| 26 | 83735 | 72 | B | 17 | 0.0020 mg/L |
| 27 | 83756 | 72 | B | 17 | 0.0020 mg/L |
| 28 | 83757 | 72 | B | 17 | 0.0020 mg/L |
| 29 | 83799 | 72 | B | 17 | 0.0020 mg/L |
| 30 | 83702 | 69 | C | 17 | 0.0020 mg/L |
| 31 | 83706 | 69 | C | 17 | 0.0020 mg/L |
| 32 | 83716 | 55 | C | 17 | 0.0020 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 30 neighborhoods score better than county average
- 2 neighborhoods score worse than county average
EPA Violations
- 544 total violations across Boise
- 96 health-based violations
- 32 of 32 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Combined Radium | 160 | 32 |
| Stage 1 DBP Rule | 64 | 32 |
| Stage 2 DBP Rule | 64 | 32 |
| Lead and Copper Rule | 64 | 32 |
| Consumer Confidence Report Rule | 64 | 32 |
Frequently Asked Questions
What is the safest neighborhood in Boise?
ZIP code 83703 has the highest safety score in Boise at 74/100 (grade B). Check the full report for details.
Is Boise water safe to drink?
Boise has an average water safety score of 71/100 (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.