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Current River Water Level & 24h Trend at a German Station (PEGELONLINE)

Current water level (cm) at an official gauging station with 24-hour trend, min/max and flood/low-water state where available. Useful for shipping, flood watch and travel.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/water-level-current-de?station=K%C3%96LN&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"water-level-current-de"}

Parameters

stationStation short name, e.g. KÖLN, KAUB, DRESDEN (default: KÖLN)

Example response (live, compact)

{
  "apiId": "water-level-current-de",
  "data_freshness": "cached",
  "data": {
    "station": "KÖLN",
    "unit": "cm",
    "current": {
      "time": "2026-10-28T11:45:00+01:00",
      "level_cm": 130,
      "state_vs_mean_low_high": "normal"
    },
    "last_24h": {
      "min_cm": 130,
      "max_cm": 149,
      "change_cm": -19
    },
    "attribution": "Wasserstraßen- und Schifffahrtsverwaltung des Bundes (PEGELONLINE)"
  },
  "source": "PEGELONLINE (Wasserstraßen- und Schifffahrtsverwaltung des Bundes)",
  "license": "DL-DE-Zero-2.0 (PEGELONLINE)"
}

Recorded history available: /api/v1/history/water-level-current-de?station=K%C3%96LN

Source & license

SourcePEGELONLINE (Wasserstraßen- und Schifffahrtsverwaltung des Bundes)
LicenseDL-DE-Zero-2.0 (PEGELONLINE)
Source URLhttps://www.pegelonline.wsv.de/webservices/rest-api/v2/stations
Termshttps://www.pegelonline.wsv.de/gast/nutzungsbedingungen
CategoryGeodata, Weather & Environment › 9. Rivers & Water Levels (Germany)