Neighborhood Report
Grade C
Cincinnati, OH Neighborhood Water Quality — Grade C
71 ZIP codes · 71 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Cincinnati, OH. We analyzed 71 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade C (66/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 17 | 24% |
| C | 54 | 76% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Cincinnati ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 45245 | 83 | B | 1 | 0.0020 mg/L |
| 2 | 45205 | 70 | B | 1 | 0.0020 mg/L |
| 3 | 45206 | 70 | B | 1 | 0.0020 mg/L |
| 4 | 45209 | 70 | B | 1 | 0.0020 mg/L |
| 5 | 45211 | 70 | B | 1 | 0.0020 mg/L |
| 6 | 45213 | 70 | B | 1 | 0.0020 mg/L |
| 7 | 45214 | 70 | B | 1 | 0.0020 mg/L |
| 8 | 45217 | 70 | B | 1 | 0.0020 mg/L |
| 9 | 45224 | 70 | B | 1 | 0.0020 mg/L |
| 10 | 45225 | 70 | B | 1 | 0.0020 mg/L |
| 11 | 45233 | 70 | B | 1 | 0.0020 mg/L |
| 12 | 45240 | 70 | B | 1 | 0.0020 mg/L |
| 13 | 45248 | 70 | B | 1 | 0.0020 mg/L |
| 14 | 45249 | 70 | B | 1 | 0.0020 mg/L |
| 15 | 45251 | 70 | B | 1 | 0.0020 mg/L |
| 16 | 45252 | 70 | B | 1 | 0.0020 mg/L |
| 17 | 45255 | 70 | B | 1 | 0.0020 mg/L |
| 18 | 45201 | 66 | C | 1 | 0.0020 mg/L |
| 19 | 45207 | 66 | C | 1 | 0.0020 mg/L |
| 20 | 45212 | 66 | C | 1 | 0.0020 mg/L |
| 21 | 45219 | 66 | C | 1 | 0.0020 mg/L |
| 22 | 45221 | 66 | C | 1 | 0.0020 mg/L |
| 23 | 45229 | 66 | C | 1 | 0.0020 mg/L |
| 24 | 45234 | 66 | C | 1 | 0.0020 mg/L |
| 25 | 45235 | 66 | C | 1 | 0.0020 mg/L |
| 26 | 45250 | 66 | C | 1 | 0.0020 mg/L |
| 27 | 45253 | 66 | C | 1 | 0.0020 mg/L |
| 28 | 45254 | 66 | C | 1 | 0.0020 mg/L |
| 29 | 45258 | 66 | C | 1 | 0.0020 mg/L |
| 30 | 45262 | 66 | C | 1 | 0.0020 mg/L |
| 31 | 45263 | 66 | C | 1 | 0.0020 mg/L |
| 32 | 45264 | 66 | C | 1 | 0.0020 mg/L |
| 33 | 45267 | 66 | C | 1 | 0.0020 mg/L |
| 34 | 45268 | 66 | C | 1 | 0.0020 mg/L |
| 35 | 45269 | 66 | C | 1 | 0.0020 mg/L |
| 36 | 45270 | 66 | C | 1 | 0.0020 mg/L |
| 37 | 45271 | 66 | C | 1 | 0.0020 mg/L |
| 38 | 45273 | 66 | C | 1 | 0.0020 mg/L |
| 39 | 45274 | 66 | C | 1 | 0.0020 mg/L |
| 40 | 45275 | 66 | C | 1 | 0.0020 mg/L |
| 41 | 45277 | 66 | C | 1 | 0.0020 mg/L |
| 42 | 45280 | 66 | C | 1 | 0.0020 mg/L |
| 43 | 45296 | 66 | C | 1 | 0.0020 mg/L |
| 44 | 45298 | 66 | C | 1 | 0.0020 mg/L |
| 45 | 45299 | 66 | C | 1 | 0.0020 mg/L |
| 46 | 45999 | 66 | C | 1 | 0.0020 mg/L |
| 47 | 45203 | 65 | C | 1 | 0.0020 mg/L |
| 48 | 45204 | 65 | C | 1 | 0.0020 mg/L |
| 49 | 45208 | 65 | C | 1 | 0.0020 mg/L |
| 50 | 45215 | 65 | C | 1 | 0.0020 mg/L |
| 51 | 45216 | 65 | C | 1 | 0.0020 mg/L |
| 52 | 45218 | 65 | C | 1 | 0.0020 mg/L |
| 53 | 45220 | 65 | C | 1 | 0.0020 mg/L |
| 54 | 45222 | 65 | C | 1 | 0.0020 mg/L |
| 55 | 45232 | 65 | C | 1 | 0.0020 mg/L |
| 56 | 45236 | 65 | C | 1 | 0.0020 mg/L |
| 57 | 45238 | 65 | C | 1 | 0.0020 mg/L |
| 58 | 45242 | 65 | C | 1 | 0.0020 mg/L |
| 59 | 45243 | 65 | C | 1 | 0.0020 mg/L |
| 60 | 45246 | 65 | C | 1 | 0.0020 mg/L |
| 61 | 45247 | 65 | C | 1 | 0.0020 mg/L |
| 62 | 45202 | 60 | C | 1 | 0.0020 mg/L |
| 63 | 45223 | 60 | C | 1 | 0.0020 mg/L |
| 64 | 45227 | 60 | C | 1 | 0.0020 mg/L |
| 65 | 45230 | 60 | C | 1 | 0.0020 mg/L |
| 66 | 45231 | 60 | C | 1 | 0.0020 mg/L |
| 67 | 45237 | 60 | C | 1 | 0.0020 mg/L |
| 68 | 45239 | 60 | C | 1 | 0.0020 mg/L |
| 69 | 45241 | 60 | C | 1 | 0.0020 mg/L |
| 70 | 45244 | 60 | C | 1 | 0.0020 mg/L |
| 71 | 45226 | 55 | C | 1 | 0.0020 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 61 neighborhoods score better than county average
- 10 neighborhoods score worse than county average
EPA Violations
- 71 total violations across Cincinnati
- 0 health-based violations
- 71 of 71 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Surface Water Treatment Rule | 71 | 71 |
Frequently Asked Questions
What is the safest neighborhood in Cincinnati?
ZIP code 45245 has the highest safety score in Cincinnati at 83/100 (grade B). Check the full report for details.
Is Cincinnati water safe to drink?
Cincinnati has an average water safety score of 66/100 (C). 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.