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Salzach · km 10.89 · AUSTRIA

Ach

Water level history at Ach (Salzach), Austria

low for the dateFalling · −13 cm today

120cmlevel of the day, 6 November 2026latest reading: 119 cm▼ −32 cm in 7 days

Catchment area: 6,691 km²

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Compared with normal
16 of 20
years had more water on 6 November
Forecast peak
104 cm
Fri 6

Water level (cm)

06/11/2026 00:30 CET

+48h: 98 cm (90–123 cm)+72h: 95 cm (86–122 cm)
23/10/2026Date08/11/2026
  • Water level (cm)
  • Forecast
  • normal for the date (previous years)
  • Forecast range (min–max)
23/10/2026 – 06/11/2026 · 15 days · Forecast 05/11/2026 · Source: national hydrological institutes

Full series: download CSV

On 6 November, the water at Ach is at 119 cm, 14 cm lower than yesterday.

Next 5 days

Forecast for the next 24–120 hours. Glossary

The forecast for the next day was within 10 cm on 47% of the days in the last 90 days.

How close the forecast was over the last 90 days, on average: for the next day 15.6 cm · for the second day 20.2 cm · for the third day 23.4 cm.

The station usually reports once a day; the latest reading came 20 minutes ago.

On the Salzach, upstream and downstream

At a glance

On the river Salzach, at river km 10.89, the Ach gauge records the level (Austria). The level of the river Salzach on 6 November 2026 is 120 cm. The level has fallen by 31 cm over the last 7 days. The official forecast covers 2 days: +24 h: 104 cm (96 … 124 cm), +48 h: 98 cm (90 … 123 cm). Compared with the same day over the past 30 years, the level on 6 November 2026 is among the lowest 25% (percentile 20). Since 1 January 1991, the highest level recorded here was 712 cm (13 August 2002) and the lowest 78 cm (18 March 1996). On the same river, the nearest gauge upstream is Burghausen. How close the forecast was over the last 90 days, on average: for the next day 15.6 cm · for the second day 20.2 cm · for the third day 23.4 cm. The station usually reports once a day; the latest reading came 20 minutes ago.

Frequently searched

What does today's water level mean?
The level of the river Salzach on 6 November 2026 is 120 cm. The level has fallen by 31 cm over the last 7 days. The station usually reports once a day; the latest reading came 20 minutes ago.

Conditions

Forecast +24 h
104 cm · −16 cm vs today
Forecast +72 h
95 cm · −25 cm vs today

Nearby gauges

Upstream on the Salzach: Oberndorf (36.2 km) and Salzach river level at Salzburg (53.5 km).

Station map

Ach — 120 cmBurghausen — 113 cmGufflham — 31 cmHolzöster — 38 cmEschelbach — 538 cmÖsterlehen — 116 cmSteinwag — 93 cmSchermühle — 6 cmSimbach — 16 cmJahrsdorf — 87 cm
Stations on the map: 10

Statistics

Minimum, mean and maximum of the daily levels, with the days spent below LDC or above HDC — useful for navigation, agriculture and flood history.

Download the series (CSV)

Last 30 days

15 station-days with data

Minimum
114cm24/10/2026
Mean
130cm
Maximum
151cm30/10/2026

Last 12 months

15 station-days with data

Minimum
114cm24/10/2026
Mean
130cm
Maximum
151cm30/10/2026

Whole history (1991–2026)

9,182 station-days with data

Minimum
78cm18/03/1996
Mean
178cm
Maximum
712cm13/08/2002
Record high
712 cm13/08/2002
Record low
78 cm18/03/1996

By year

By year
YearMinimumMeanMaximumstation-days with data
202611413015115
20169313133839
201592169368365
201498181491365
2013114196448363
2012102198364366
201192160465365
201099171638365
200993190505365
2008103174360366
2007102176530365
200693183522365
200593183661365
200482174427366
200393157365365
2002103194712365
2001100177450365
2000108188361366
1999101184396365
199890175351365
199799177534365
199678169450366
1995108191539365
199495170365365
1993103178421365
1992105177467366
199187164678364

Monthly mean

2015-05: Mean 262 cm (191–368)26215/052015-06: Mean 244 cm (201–286)24415/062015-07: Mean 186 cm (161–242)18615/072015-08: Mean 175 cm (144–238)17515/082015-09: Mean 162 cm (137–243)16215/092015-10: Mean 148 cm (118–258)14815/102015-11: Mean 107 cm (96–129)10715/112015-12: Mean 116 cm (92–257)11615/122016-01: Mean 110 cm (93–152)11016/012016-02: Mean 212 cm (157–338)21216/022026-10: Mean 132 cm (114–151)13226/102026-11: Mean 128 cm (119–141)12826/11

This year against the historical range

IIIIIIIVVVIVIIVIIIIXXXIXII
Minimum–MaximumMean2026The band is the minimum–maximum of previous years for each calendar day; the line is the current year.

The daily series uses the first reading of each day.

Water level history at Ach (Salzach)

Water level history at Ach (Salzach)
DateWater level (cm)
120
133
128
141
124
119
131