Tetra Tech · Schema

Water Quality Sample

Schema representing a water quality sample collected as part of Tetra Tech environmental monitoring projects using the Cosmos platform or baytrends analysis tools.

AnalyticsConsultingData ManagementEngineeringEnvironmentInfrastructureWaterFortune 1000

Properties

Name	Type	Description
id	string	Unique sample identifier.
stationId	string	Monitoring station identifier.
stationName	string	Human-readable name of the monitoring station.
collectionDate	string	Date and time of sample collection.
collectedBy	string	Name or ID of the field technician who collected the sample.
location	object	GPS coordinates of the sample collection point.
parameters	array	Measured water quality parameters.
labId	string	Laboratory identifier that analyzed the sample.
projectId	string	Associated Tetra Tech project identifier.
tags	array
created	string

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/tetra-tech/main/json-schema/tetra-tech-water-quality-schema.json",
  "title": "Water Quality Sample",
  "description": "Schema representing a water quality sample collected as part of Tetra Tech environmental monitoring projects using the Cosmos platform or baytrends analysis tools.",
  "type": "object",
  "required": ["id", "stationId", "collectionDate", "parameters"],
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique sample identifier."
    },
    "stationId": {
      "type": "string",
      "description": "Monitoring station identifier."
    },
    "stationName": {
      "type": "string",
      "description": "Human-readable name of the monitoring station."
    },
    "collectionDate": {
      "type": "string",
      "format": "date-time",
      "description": "Date and time of sample collection."
    },
    "collectedBy": {
      "type": "string",
      "description": "Name or ID of the field technician who collected the sample."
    },
    "location": {
      "type": "object",
      "description": "GPS coordinates of the sample collection point.",
      "required": ["latitude", "longitude"],
      "properties": {
        "latitude": { "type": "number" },
        "longitude": { "type": "number" },
        "datum": { "type": "string", "default": "WGS84" }
      }
    },
    "parameters": {
      "type": "array",
      "description": "Measured water quality parameters.",
      "items": {
        "type": "object",
        "required": ["name", "value", "unit"],
        "properties": {
          "name": {
            "type": "string",
            "description": "Parameter name (e.g., pH, dissolved oxygen, turbidity, nitrate)."
          },
          "value": {
            "type": "number",
            "description": "Measured parameter value."
          },
          "unit": {
            "type": "string",
            "description": "Unit of measurement (e.g., mg/L, NTU, su)."
          },
          "method": {
            "type": "string",
            "description": "Analytical method used."
          },
          "qualifier": {
            "type": "string",
            "description": "Data qualifier flag (e.g., U for non-detect, J for estimated)."
          }
        }
      }
    },
    "labId": {
      "type": "string",
      "description": "Laboratory identifier that analyzed the sample."
    },
    "projectId": {
      "type": "string",
      "description": "Associated Tetra Tech project identifier."
    },
    "tags": {
      "type": "array",
      "items": { "type": "string" }
    },
    "created": { "type": "string", "format": "date-time" }
  }
}