{
  "uuid": "f3bf0b0b-eba1-4da2-a973-7efb261e208e",
  "number": "420091",
  "shortname": "GREIN",
  "longname": "GREIN",
  "km": 2079.1,
  "agency": "VIA DONAU",
  "water": {
    "shortname": "DONAU",
    "longname": "DONAU"
  },
  "timeseries": [
    {
      "shortname": "W",
      "longname": "WASSERSTAND ROHDATEN",
      "unit": "cm",
      "equidistance": 15,
      "currentMeasurement": {
        "timestamp": "2026-05-10T19:00:00+02:00",
        "value": 714.0,
        "stateMnwMhw": "unknown",
        "stateNswHsw": "normal"
      },
      "gaugeZero": {
        "unit": "m ü. A.",
        "value": 219.43,
        "validFrom": "2012-09-01"
      },
      "characteristicValues": [
        {
          "shortname": "RNW",
          "longname": "Regulierungs-Niedrigwasserstand",
          "unit": "cm",
          "value": 669.0,
          "validFrom": "2012-09-01"
        },
        {
          "shortname": "HSW",
          "longname": "höchster Schifffahrtswasserstand",
          "unit": "cm",
          "value": 898.0,
          "validFrom": "2012-09-01"
        }
      ]
    }
  ]
}