{
  "id": "sludgequalityobserved:Venice:D1",
  "type": "SludgeQualityObserved",
  "dateObserved": {
    "type": "DateTime",
    "value": "2023-07-02T10:30:00Z"
  },
  "location": {
    "type": "geo:json",
    "value": {
      "type": "Point",
      "coordinates": [
        45.5197,
        12.19351
      ]
    }
  },
  "pH": {
    "type": "Number",
    "value": 7.5
  },
  "N-TOT": {
    "type": "Number",
    "value": 0.063
  },
  "P-TOT": {
    "type": "Number",
    "value": 0.024
  },
  "K-TOT": {
    "type": "Number",
    "value": 0.002
  },
  "C-ORG": {
    "type": "Number",
    "value": 0.397
  },
  "PCB": {
    "type": "Boolean",
    "value": false
  },
  "As": {
    "type": "Number",
    "value": 33.4
  },
  "B": {
    "type": "Number",
    "value": 50.8
  },
  "Be": {
    "type": "Number",
    "value": 0.3
  },
  "Cd": {
    "type": "Number",
    "value": 2.7
  },
  "Cr": {
    "type": "Number",
    "value": 46.7
  },
  "Cr-VI": {
    "type": "Number",
    "value": 0.05
  },
  "Cu": {
    "type": "Number",
    "value": 264.8
  },
  "Hg": {
    "type": "Number",
    "value": 1.6
  },
  "Ni": {
    "type": "Number",
    "value": 33.1
  },
  "Se": {
    "type": "Number",
    "value": 4.1
  },
  "Zn": {
    "type": "Number",
    "value": 924.8
  },
  "IPA": {
    "type": "Number",
    "value": 1.6
  },
  "toluene": {
    "type": "Boolean",
    "value": false
  },
  "AOX": {
    "type": "Number",
    "value": 500.0
  },
  "DEHP": {
    "type": "Number",
    "value": 100.0
  },
  "C10-C40": {
    "type": "Number",
    "value": 5483.0
  },
  "salmonella": {
    "type": "Number",
    "value": 100
  },
  "faecal-coliforms": {
    "type": "Number",
    "value": 10000
  }
}