Lahn

Lahn on 23/10/2026, 21:15 CEST: 2 of 26 gauges are below mean low water, 0 above mean high water. Lowest: Lahnstein Schleuse Up 25 cm. Updated 2026-10-23 · PEGELONLINE

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gauges (26)

km	Gauge	Water level	Status	Measured
-38.7	Marburg	144 cm	no thresholds	23/10, 21:00
-3.2	Giessen Klärwerk	228 cm	normal	23/10, 21:15
19.3	Niederbiel Schleuse Kanal Op	424 cm	no thresholds	23/10, 21:15
25.1	Leun Neu	134 cm	normal	23/10, 21:15
51.2	Fürfurt Schleuse Up	108 cm	no thresholds	23/10, 21:15
65.3	Runkel Schleuse Up	76 cm	no thresholds	23/10, 21:15
76.6	Limburg Schleuse Up	56 cm	no thresholds	23/10, 21:15
83.2	Diez Schleuse Op	548 cm	no thresholds	23/10, 21:15
83.2	Diez Schleuse Up	214 cm	no thresholds	23/10, 21:15
83.7	Diez Hafen	93 cm	normal	23/10, 21:15
91.8	Cramberg Schleuse Op	705 cm	no thresholds	23/10, 21:15
91.8	Cramberg Schleuse Up	236 cm	no thresholds	23/10, 21:15
96.8	Scheidt Schleuse Op	635 cm	no thresholds	23/10, 21:15
96.8	Scheidt Schleuse Up	259 cm	no thresholds	23/10, 21:15
105.6	Kalkofen Schleuse Op	698 cm	no thresholds	23/10, 21:15
106.4	Kalkofen Neu	173 cm	low	23/10, 21:15
113	Hollerich Schleuse Op	661 cm	no thresholds	23/10, 21:15
113.1	Hollerich Schleuse Up	130 cm	no thresholds	23/10, 21:15
117.6	Nassau Schleuse Op	568 cm	no thresholds	23/10, 21:15
117.643	Nassau Schleuse Up	189 cm	no thresholds	23/10, 21:15
122.3	Dausenau Schleuse Op	590 cm	no thresholds	23/10, 21:15
122.4	Dausenau Schleuse Up	240 cm	no thresholds	23/10, 21:15
125.9	Bad Ems Wehr Op	398 cm	no thresholds	23/10, 21:15
127	Bad Ems Schleuse Up	154 cm	no thresholds	23/10, 21:15
135.9	Lahnstein Schleuse Op	666 cm	no thresholds	23/10, 21:15
136	Lahnstein Schleuse Up	25 cm	low	23/10, 21:15

PEGELONLINE (WSV), DL-DE Zero 2.0 · every 15 minutes

Facts

Gauges: 26
km: -38.7 – 136
Locks near gauges: 22
Put-ins near gauges: 64 (OSM, ≤ 3 km)
Encyclopedia: Length, basin, mouth →

The map loads on demand. The full list is below.

▼low●normal▲high◆above HSW○no thresholds●Put-in●Lock●Marina

Record levels

Most recent record high: Lahnstein Schleuse Up: 934 cm · 8 Feb 1984
Most recent record low: Lahnstein Schleuse Up: 22 cm · 22 Oct 2018

Flood & low-water chronicle →

PEGELONLINE characteristic values HHW/NNW (WSV), DL-DE Zero 2.0

Cycle routes along the river

Radweg Deutsche Einheit - Etappe 2
Radweg Deutsche Einheit - Etappe 3
Radweg Deutsche Einheit - Etappe 4
Deutscher Limes-Radweg 1. Abschnitt Bad Hönningen - Holzhausen
Radweg Deutsche Einheit - Abschnitt 2
Rhein-Route D8 [Rheinland-Pfalz]
Saar-Mosel-Main [Koblenz - Mainz]
EuroVelo 15 - Rheinradweg - Teilstrecke Bingen - Köln

Long-distance cycle routes (EuroVelo, German D-network and others) passing within 3 km of a gauge on this river.

Water body status (WFD)

0 of 7 water bodies at the gauges reach at least good ecological status or potential.

moderate: 1
poor: 5
bad: 1

FAQ

How many gauges are on the Lahn?

26 gauges (PEGELONLINE), km -38.7–136.

What does the status at Lahn mean?

The status compares the current level with the official reference values MNW (mean low water) and MHW (mean high water); HSW is the highest navigable water level.