RULE 206. Monitoring Facilities.

A. A person operating or using any article, machine equipment or other contrivance which may cause the issuance of air contaminants, or the use of which may eliminate, reduce, or control the issuance of air contaminants, shall, upon written notice from the Air Pollution Control Officer, install and maintain in good working order and operation, monitoring devices that will determine and record the nature, extent, quantity or degree of air contaminants discharged into the atmosphere by such article, machine, equipment or other contrivance.

B. The records of the data obtained from the monitoring devices specified in paragraph A above shall be kept for a period of two years and shall be made available, upon request, to the Air Pollution Control Officer.

C. A person operating a monitoring device specified in paragraph A above shall, upon written notice from the Air Pollution Control Officer, periodically provide a summary of the data in the form prescribed by the Air Pollution Control Officer.

TABLE I

PERFORMANCE SPECIFICATIONS

A. Monitoring System for SO₂ and NO_x

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_________Parameter______________________Specification________

Accuracy* < 20% of the mean value of the

reference method test data

Calibration Error* < 5% of each (50%, 90%)

Calibration gas mixture value

Zero Drift (2 hour)* 2% of span

Zero Drift (24-hour)* 2% of span

Calibration drift (2-hour)* 2% of span

Calibration Drift (24-hour)* 2.5% of span

Response Time 15 minutes maximum

Operational Period 168 hours minimum

B. Monitoring System for O₂ or CO₂

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_________Parameter______________________Specification_______

Zero drift (2 hours)* < 0.4% O₂ or CO₂

Zero drift (24-hour)* < 0.5% O₂ or CO₂

Calibration drift (2 hours)* < 0.4% O₂ or CO₂

Calibration drift (24-hour)* < 0.5% O₂ or CO₂

Operational period 168 hours minimum

Response time 10 minutes

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* Expressed as sum of absolute mean value plus 95 percent

confidence interval of a series of tests.