Iowa Water Alerts — 3 Active Issues
Data source: NWS, EPA SDWIS Last verified: 2026-04-30
3 active water-related issues in Iowa. Last updated: 2026-04-30.
Weather & Safety Alerts (3)
Active alerts from the National Weather Service that may affect water safety:
Flood Warning — Severe
Areas: Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL
Flood Warning issued April 29 at 8:56PM CDT until May 1 at 1:00AM CDT by NWS Quad Cities IA IL
Expires: May 1, 2026
Flood Warning — Severe
Areas: Des Moines, IA; Lee, IA; Hancock, IL; Henderson, IL
Flood Warning issued April 29 at 8:50PM CDT until May 3 at 1:00PM CDT by NWS Quad Cities IA IL
Expires: May 1, 2026
Flood Warning — Severe
Areas: Des Moines, IA; Henderson, IL
Flood Warning issued April 29 at 8:50PM CDT until May 3 at 7:00AM CDT by NWS Quad Cities IA IL
Expires: May 1, 2026
High-Risk Areas (Forecast)
ZIP codes in Iowa with the highest probability of future violations:
| ZIP | City | 2-Year Probability | Trend |
|---|---|---|---|
| 50002 | Adair | 95% | increasing |
| 50003 | Adel | 95% | increasing |
| 50005 | Albion | 95% | stable |
| 50009 | Altoona | 95% | declining |
| 50021 | Ankeny | 95% | increasing |
| 50023 | Ankeny | 95% | increasing |
| 50027 | Barnes City | 95% | declining |
| 50028 | Baxter | 95% | declining |
| 50029 | Bayard | 95% | declining |
| 50039 | Bouton | 95% | declining |
Sources
- Weather alerts: National Weather Service
- Violations & enforcement: EPA SDWIS
- Compliance forecasts: ZipCheckup analysis
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