low for the date
Aller at Rethem
The Aller at Rethem read 35 cm at .
- Newest reading
- 35 cmProvisional
- Against normal for the date
- lowin the lowest 5 percent for the date
- Normal range for the date
- 43 cm to 232 cmMedian 85 cm
- Change
- -3 cm in a day
- +17 cm in a week
That is below the normal range for the date, in the lowest 5 percent of the daily averages of these dates in the 26 years between 2000 and 2025.
We show no forecast values for German gauges: the forecasts PEGELONLINE relays come from the Federal Institute of Hydrology (BfG), whose terms allow only private and own use. ELWIS and the BfG publish them. ELWIS BfG 6-week forecast
Long views: the past year, the past decade and the whole record
Normal range and official levels
The normal range for 5 October is 43 cm to 232 cm: the 10th to 90th percentile of the daily averages from 28 September to 12 October in 26 years between 2000 and 2025.
- Highest navigable water level (HSW): 330 cm, valid from 8 January 2003. (höchster Schifffahrtswasserstand) The newest reading is 295 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Flood mark I (M_I): 330 cm, valid from 1 June 1985. (Marke_I) The newest reading is 295 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Flood mark II (M_II): 350 cm, valid from 1 June 1985. (Marke_II) The newest reading is 315 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Flood mark III (M_III): 410 cm, valid from 1 June 1985. (Marke III) The newest reading is 375 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Mean low water level (MNW): 71 cm, over 1996 to 2006. (Mittel der Niedrigwasserstände) The newest reading is 36 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Mean water level (MW): 188 cm, over 1996 to 2006. (Mittel der Tageswasserstände) The newest reading is 153 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Mean high water level (MHW): 407 cm, over 1996 to 2006. (Mittel der Hochwasserstände) The newest reading is 372 cm below it.Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
Records
- Highest reading in our series since 1 January 2000: 452 cm at 19:00 CET on 9 January 2003. Provisional data.
- Lowest reading in our series since 1 January 2000: 8 cm at 21:15 CEST on 14 August 2022. Provisional data.
- Highest daily average in our series since 1 January 2000: 450.6 cm on 10 January 2003. Provisional data.
- Lowest daily average in our series since 1 January 2000: 8.1 cm on 6 September 2022. Provisional data.
As the source publishes them
- Lowest low water level on record (NNW): 8 cm, on 6 September 2022. (Niedrigster Niedrigwasserstand)Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
- Highest high water level on record (HHW): 452 cm, on 9 January 2003. (Höchster Hochwasserstand)Set by PEGELONLINE REST API v2 (WSV, operated by ITZBund).
Next gauges on this water
The next gauges on this water by river kilometre.
About this gauge
Rethem is a gauge on the Aller in Germany, at river kilometre 82.32.
It lies at 52.7891° N, 9.3828° E.
Its readings come from the Federal Waterways and Shipping Administration (WSV), through PEGELONLINE.
The gauge reads the height of the water above a fixed zero, not the depth of the river. Its zero lies at 14.31 m above NN (the former German sea-level datum), valid from 1 January 1954.
PEGELONLINE publishes its readings as unchecked raw data.
The newest reading is provisional: the source may still correct it.