Question 5001 of 234 · California Wastewater Operator Exam
Under 23 CCR 3671, a conventional treatment pond is a pond in which
Exactly one answer is correct.
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Correct answer to question 5001
- A: organic matter is oxidized biologically with oxygen supplied by natural transfer
Explanation
The regulation defines a conventional pond by natural oxygen transfer (surface reaeration and algae). Aeration added only for odor control does not change the classification unless the effluent is disinfected.
More questions: Stabilization Ponds
- 5002A modified treatment pond, by regulatory definition, is a pond in which
- 5003In a facultative pond, oxygen near the surface comes mainly from
- 5004A facultative pond has an aerobic upper layer and
- 5005Dissolved oxygen in a pond is usually highest
- 5006The pH of a healthy pond during the day is usually
- 5007A pond that turns from green to gray or black and develops strong odors has most likely