Define onsite sanitations .describe its types

 

On-Site Sanitation

Definition (1 mark)

On-site sanitation is a system in which human excreta and wastewater are collected, treated, and disposed of at or near the place of generation without using a centralized sewer system.

Types of On-Site Sanitation (4–5 marks)

1. Pit Latrine

• Simple pit dug in the ground to collect excreta
• Cheap and commonly used in rural areas

2. Ventilated Improved Pit (VIP) Latrine

• Pit latrine with a vent pipe to reduce odor and flies
• More hygienic than simple pit latrine

3. Pour Flush Latrine

• Uses small quantity of water to flush waste into pit or septic tank
• Suitable where water is available

4. Septic Tank System

• Underground tank where waste is decomposed by bacteria
• Effluent is discharged into soak pit or drain

5. Composting (Eco-san) Toilet

• Converts human waste into compost manure
• Environment-friendly and saves water

Conclusion (1 mark)

On-site sanitation systems are simple, economical, and suitable for areas without sewer networks, helping to improve public health and hygiene.