Susquehanna River at Conowingo, MD
Is Susquehanna River at Conowingo, MD flooding right now?
Susquehanna River at Conowingo, MD measured 14.17 ft on 2026-09-11 01:35:00 UTC. That observation was 9.3 ft below its 23.5 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
14.17 ft
Streamflow
48,200 cfs
Minor flooding here begins at 23.5 ft, with major flooding at 28.5 ft. The highest crest on record was 36.83 ft on Sat, Jun 24, 1972.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 21.5 ft | 7.3 ft below |
| Minor flood | 23.5 ft | 9.3 ft below |
| Moderate flood | 24.8 ft | 10.6 ft below |
| Major flood | 28.5 ft | 14.3 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 36.83 ft | 1972-06-24 |
| 34.18 ft | 1996-01-20 |
| 32.41 ft | 2011-09-09 |
| 30.9200000762939 ft | 1975-09-27 |
| 30.07 ft | 2004-09-19 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Deer Creek near Darlington, MD | 2.9 mi | Harford County |
| Octoraro Creek near Richardsmere, MD | 4.6 mi | Cecil County |
| Principio Creek near Principio Furnace, MD | 7.4 mi | Cecil County |
| Swan Creek at Swan Creek, MD | 9.5 mi | Harford County |
| Susquehanna River on Forsythe at Drumore, PA | 10.9 mi | Lancaster County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.