247+ iOS apps curated and reviewed
With an average user rating of 3.8★, the usgs waterflow category is one of the App Store's strongest. Browse all 247+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (3) | Yes | Yes | Nov 2026 | |
| 2 |  | Free | 5.0★ (1) | — | No | Aug 2026 | |
| 3 |  | $2.99 | 4.6★ (2.7K) | No | No | Nov 2026 | |
| 4 |  | Free | 4.7★ (335) | Yes | Yes | Nov 2026 | |
| 5 |  | Free | 4.8★ (5.6K) | No | Yes | Nov 2026 | |
| 6 |  | Free | — | — | No | Oct 2026 | |
| 7 |  | Free | 4.7★ (42) | No | Yes | Oct 2026 | |
| 8 |  | Free | 1.0★ (1) | No | No | May 2026 |
Access real-time water flow data from USGS streamgauges nationwide. View current flow rates, gauge height, water temperature, and NOAA forecasts. Set custom alerts for flow thresholds and monitor favorite locations with home screen widgets.
Access real-time USGS and AHPS river level and flow data, including flood status notifications. View weather prediction center charts for outlooks on precipitation and river flooding.
