{
  "$schema": "https://welldot.org/schema/v2/well.schema.json",
  "version": "2.4",
  "x-welldot-example": {
    "illustrative": true,
    "based_on": "https://siagasweb.sgb.gov.br/layout/detalhe.php?ponto=3500000010"
  },
  "well_type": "tubular",
  "well_purpose": [
    "exploration"
  ],
  "name": "Poço estratigráfico LA-1 — Lagoa Azul (Rinópolis/SP)",
  "well_driller": "Sondagens Profundas do Paraná S.A.",
  "construction_date": "1982-08-12",
  "obs": "Poço estratigráfico profundo (1561 m) que atravessa o Grupo Bauru, 1092 m de basaltos da Formação Serra Geral e atinge o Sistema Aquífero Guarani (Botucatu e Pirambóia) confinado. Água termal alcalina. Fechado em 1996.",
  "well_id": [
    {
      "authority": "Operador",
      "id": "LA-1",
      "primary": true
    }
  ],
  "location": {
    "lat": -21.65417,
    "lng": -50.79306,
    "elevation": 408,
    "properties": {
      "timezone": "America/Sao_Paulo",
      "crs": "EPSG:4326",
      "lat_precision": 0.0003,
      "lng_precision": 0.0003,
      "elevation_datum": "x-imbituba",
      "elevation_precision": 5,
      "original_crs": "EPSG:31982"
    }
  },
  "well_depth": 1561,
  "bore_hole": [
    {
      "from": 0,
      "to": 1561,
      "diameter": 445,
      "drilling_method": "rotary"
    }
  ],
  "well_case": [
    {
      "from": 0,
      "to": 1561,
      "type": "carbon_steel",
      "diameter": 340
    }
  ],
  "reduction": [],
  "well_screen": [],
  "surface_case": [],
  "hole_fill": [
    {
      "from": 0,
      "to": 1245,
      "type": "seal",
      "diameter": 445,
      "description": "Cimentação do anular em estágios até o topo do Botucatu"
    }
  ],
  "lithology": [
    {
      "from": 0,
      "to": 153,
      "description": "Arenito fino",
      "color": "#d8a878",
      "texture": {
        "code": 607,
        "vocabulary": "fgdc"
      },
      "geologic_unit": "Grupo Bauru",
      "aquifer_unit": "Sistema Aquífero Bauru"
    },
    {
      "from": 153,
      "to": 1245,
      "description": "Basalto",
      "color": "#4d4d52",
      "texture": {
        "code": 717,
        "vocabulary": "fgdc"
      },
      "geologic_unit": "Formação Serra Geral",
      "aquifer_unit": "Aquífero Serra Geral (fissural)"
    },
    {
      "from": 1245,
      "to": 1345,
      "description": "Arenito médio",
      "color": "#e3b27a",
      "texture": {
        "code": 609,
        "vocabulary": "fgdc"
      },
      "geologic_unit": "Formação Botucatu",
      "aquifer_unit": "Sistema Aquífero Guarani"
    },
    {
      "from": 1345,
      "to": 1561,
      "description": "Arenito argiloso",
      "color": "#c98f6b",
      "texture": {
        "code": 612,
        "vocabulary": "fgdc"
      },
      "geologic_unit": "Formação Pirambóia",
      "aquifer_unit": "Sistema Aquífero Guarani"
    }
  ],
  "fractures": [],
  "caves": [],
  "hydrodynamic_events": [
    {
      "id": "evt-01",
      "type": "spot_measurement",
      "datetime": "1983-02-08T10:00:00-03:00",
      "static_level": -21.5,
      "measurement_method": "x-pressure_gauge",
      "notes": "Poço jorrante: pressão de fechamento de 211 kPa no cabeçote (≈ 21,5 m acima do terreno)."
    }
  ],
  "cement_pad": {
    "type": "reinforced_concrete",
    "width": 3,
    "thickness": 0.3,
    "length": 3
  },
  "water_samples": [
    {
      "id": "am-1983",
      "datetime": "1983-02-08T11:00:00-03:00",
      "sample_type": "routine",
      "sampling_method": "no_purge",
      "sampling_point": {
        "type": "wellhead_tap"
      },
      "notes": "Coleta no cabeçote, em fluxo livre.",
      "results": [
        {
          "parameter": {
            "code": "temperature",
            "vocabulary": "welldot"
          },
          "value": 57.5,
          "measured_in": "field"
        },
        {
          "parameter": {
            "code": "ph",
            "vocabulary": "welldot"
          },
          "value": 9.3,
          "measured_in": "field"
        },
        {
          "parameter": {
            "code": "specific_conductance",
            "vocabulary": "welldot"
          },
          "value": 386,
          "measured_in": "field"
        },
        {
          "parameter": {
            "code": "alkalinity_total_as_caco3",
            "vocabulary": "welldot"
          },
          "value": 148,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "sodium",
            "vocabulary": "welldot"
          },
          "value": 86,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "calcium",
            "vocabulary": "welldot"
          },
          "value": 1.8,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "potassium",
            "vocabulary": "welldot"
          },
          "value": 0.9,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "magnesium",
            "vocabulary": "welldot"
          },
          "value": 0.1,
          "measured_in": "lab",
          "qualifier": "<"
        },
        {
          "parameter": {
            "code": "bicarbonate",
            "vocabulary": "welldot"
          },
          "value": 112,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "carbonate",
            "vocabulary": "welldot"
          },
          "value": 34,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "chloride",
            "vocabulary": "welldot"
          },
          "value": 9.5,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "sulfate",
            "vocabulary": "welldot"
          },
          "value": 21,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "fluoride",
            "vocabulary": "welldot"
          },
          "value": 2.4,
          "measured_in": "lab"
        },
        {
          "parameter": {
            "code": "silica_as_sio2",
            "vocabulary": "welldot"
          },
          "value": 32,
          "measured_in": "lab"
        }
      ]
    }
  ],
  "history_logs": [
    {
      "id": "log-01",
      "datetime": "1982-12-20T12:00:00-03:00",
      "category": "event",
      "description": "Perfuração concluída a 1561 m; revestimento 13 3/8\" até o fundo."
    },
    {
      "id": "log-02",
      "datetime": "1983-02-08T10:00:00-03:00",
      "category": "inspection",
      "description": "Teste de surgência e coleta de água termal.",
      "hydrodynamic_event_ids": [
        "evt-01"
      ],
      "sample_ids": [
        "am-1983"
      ]
    },
    {
      "id": "log-03",
      "datetime": "1996-03-12T09:00:00-03:00",
      "category": "status_change",
      "status": "decommissioned",
      "description": "Poço fechado com válvula e flange cego no cabeçote."
    }
  ]
}