Measurements

A checklist of key issues related to making quality environmental measurements.

  • Physical basis of measurement
    • Sensor
    • Amplifier
    • Signal transmission
    • Analog-to-digital conversion (if applicable)
    • Recording method
  • Precision
    • Instrument sensitivity
    • Hysteresis
    • Recording precision
  • Accuracy
    • Calibration
    • Useful range
    • Linearity
    • Cross-talk
  • Response time
  • Sampling rate
  • Deployment and operation
    • Siting
    • Protection from adverse elements
    • Transport
    • Required time and tools
    • Security
    • Data storage capacity
    • Power supply
    • Maintenance
    • Spare components
  • Post-processing and analysis
    • Means and standard deviation
    • Trends
    • Spatial analysis (maps, gradients)
    • Spectral analysis
    • Covariance or correlation
    • Other advanced techniques