Table 4.5        Guidelines for Establishment of Action and Limit Levels for Laboratory Testing Parameter for Monitoring Stations Other than WSD Intakes, Gradient Stations and Control Stations

Parameter (unit)

Water Depth

Action Level

Limit Level

E. coli

(cfu/100ml)

Depth average

E. coli of 95%-ile of baseline data

E. coli of 99%-ile of baseline data or

610 cfu/100ml