Boyer River at Logan, IA
Harrison County, Iowa · USGS 06609500
Latest observation
What this gauge represents: This gauge measures conditions on Boyer River at its USGS monitoring location in Harrison County; conditions elsewhere on the waterway may differ.
Observed · 57 minutes ago
Observed
How to read these numbers
How much water moves past the gauge each second. Higher numbers mean more water is moving downstream.
The water-surface height at this gauge. It is useful for tracking rises, falls and flood thresholds, but it is not the river's total depth.
How much the latest reading has risen or fallen compared with roughly 24 hours earlier.
The typical streamflow for this date based on USGS historical statistics. A multiple such as 3× means current flow is about three times the historical median.
Get Water Data's plain-language summary of current flow, historical context and recent direction.
Official action and flood thresholds where available. These levels are specific to each gauge location.
Gauge height and flood stage are station-specific. A 12-foot reading at one gauge should not be directly compared with 12 feet at another.
Above historical median · Rising
Streamflow is currently 450 ft³/s, 4.0× the historical median for this date. Flow has risen 12 CFS over the past 24 hours.
USGS-reported historical daily median for 09-27: 112 ft³/s · Based on USGS day-of-year statistics
How trends & context are calculated →Streamflow trend
Daily mean streamflow · Aug 28–Sep 25 · dates shown in UTC · 29 observations
Look at the data (29 rows)
| Date (UTC) | Daily mean |
|---|---|
| Aug 28, 2026, 12:00 AM | 185 CFS |
| Aug 29, 2026, 12:00 AM | 178 CFS |
| Aug 30, 2026, 12:00 AM | 175 CFS |
| Aug 31, 2026, 12:00 AM | 187 CFS |
| Sep 1, 2026, 12:00 AM | 175 CFS |
| Sep 2, 2026, 12:00 AM | 170 CFS |
| Sep 3, 2026, 12:00 AM | 172 CFS |
| Sep 4, 2026, 12:00 AM | 171 CFS |
| Sep 5, 2026, 12:00 AM | 165 CFS |
| Sep 6, 2026, 12:00 AM | 163 CFS |
| Sep 7, 2026, 12:00 AM | 478 CFS |
| Sep 8, 2026, 12:00 AM | 582 CFS |
| Sep 9, 2026, 12:00 AM | 542 CFS |
| Sep 10, 2026, 12:00 AM | 433 CFS |
| Sep 11, 2026, 12:00 AM | 382 CFS |
| Sep 12, 2026, 12:00 AM | 325 CFS |
| Sep 13, 2026, 12:00 AM | 303 CFS |
| Sep 14, 2026, 12:00 AM | 331 CFS |
| Sep 15, 2026, 12:00 AM | 459 CFS |
| Sep 16, 2026, 12:00 AM | 447 CFS |
| Sep 17, 2026, 12:00 AM | 433 CFS |
| Sep 18, 2026, 12:00 AM | 392 CFS |
| Sep 19, 2026, 12:00 AM | 367 CFS |
| Sep 20, 2026, 12:00 AM | 369 CFS |
| Sep 21, 2026, 12:00 AM | 362 CFS |
| Sep 22, 2026, 12:00 AM | 348 CFS |
| Sep 23, 2026, 12:00 AM | 337 CFS |
| Sep 24, 2026, 12:00 AM | 330 CFS |
| Sep 25, 2026, 12:00 AM | 387 CFS |
About this gauge
Official USGS station
Get Water Data organizes provisional public monitoring data from the U.S. Geological Survey.
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