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Faecal sludge management in Bangladesh
an issue that needs urgent attention

Aftab Opel, M Khairul Bashar, M Feroze Ahmed


Asia regional sanitation and hygiene practitioners workshop
31 January – 2 February 2012
Dhaka, Bangladesh
The magnitude of the problem
Sanitation challenges

                                  Open defecation
» Open defecation            50
   reduced to 4.4 % in
                             40
   2010 which is a
   significant achievement   30

                             20

» Does it mean that the      10

   magnitude of the          0
   problem is also            2003                  2011
   reduced?
The magnitude of the problem
Sanitation challenges


» About 80,000 tons of sludge             Sludge
                                    generation/treatment
   generated per day in the
   country                                     4

» About 24,000 tons of sludge          26
   generated per day in the urban
   areas of the country
                                                      70
» About 960 tons of sludge go
   to treatment plant in Dhaka
» What happens to the remaining     Rural   Urban   Treatment
   volume?
Methodology
Sanitation challenges
» 1220 household
   interviewed in 3 cities
» Samples in Khulna
   and Faridpur were
   statistically
   representative for the
   cities
» Samples in Dhaka
   were not
   representative for the
   city
Toilet type                                Access type

100%
                                        100%
 90%
 80%
                                        80%
 70%
 60%
                                        60%
 50%
 40%                                    40%
 30%
 20%                                    20%
 10%
  0%                                     0%
             Dhaka   Khulna Faridpur              Dhaka    Khulna Faridpur
       VIP     Pit   Septic Tank   OD          Community    Shared   Personal
Pit/tank emptying and transportation
                methods


100%
 90%
 80%
 70%
 60%                               Other
 50%
 40%                               Mechanical
 30%
                                   Manual
 20%
 10%
  0%
       Dhaka   Khulna   Faridpur
Destination of sludge

100%
 90%                               Open
 80%                               waterbody
 70%                               Underground
 60%
                                   Particular place
 50%
 40%                               Open drain
 30%
                                   Randomly
 20%
 10%
  0%
       Dhaka   Khulna   Faridpur
Frequency of emptying
Awareness of the
 consequences
Expenses of emptying             Willingness
to pay                       for improved service




» Manual           100%

                    80%
 US$12-US$17
                    60%

                    40%
» Mechanical        20%
 US$ 17 – US$40     0%
                          Dhaka    Khulna     Faridpur

                             No         Yes
Demand estimation for on-site
        sanitation
Service coverage
Follow up activities

» An action research to find out
    possible ways forward (with funding
    from Simavi)
» We shall try out different models to
    make sludge into product over the
    next 2 years.
»   We welcome your thoughts and
    ideas.
Acknowledgement

The research was funded and guided
                by




  We acknowledge their support.

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Aftab Opel - Faecal sludge management presentation

  • 1. Faecal sludge management in Bangladesh an issue that needs urgent attention Aftab Opel, M Khairul Bashar, M Feroze Ahmed Asia regional sanitation and hygiene practitioners workshop 31 January – 2 February 2012 Dhaka, Bangladesh
  • 2. The magnitude of the problem Sanitation challenges Open defecation » Open defecation 50 reduced to 4.4 % in 40 2010 which is a significant achievement 30 20 » Does it mean that the 10 magnitude of the 0 problem is also 2003 2011 reduced?
  • 3. The magnitude of the problem Sanitation challenges » About 80,000 tons of sludge Sludge generation/treatment generated per day in the country 4 » About 24,000 tons of sludge 26 generated per day in the urban areas of the country 70 » About 960 tons of sludge go to treatment plant in Dhaka » What happens to the remaining Rural Urban Treatment volume?
  • 4. Methodology Sanitation challenges » 1220 household interviewed in 3 cities » Samples in Khulna and Faridpur were statistically representative for the cities » Samples in Dhaka were not representative for the city
  • 5. Toilet type Access type 100% 100% 90% 80% 80% 70% 60% 60% 50% 40% 40% 30% 20% 20% 10% 0% 0% Dhaka Khulna Faridpur Dhaka Khulna Faridpur VIP Pit Septic Tank OD Community Shared Personal
  • 6. Pit/tank emptying and transportation methods 100% 90% 80% 70% 60% Other 50% 40% Mechanical 30% Manual 20% 10% 0% Dhaka Khulna Faridpur
  • 7. Destination of sludge 100% 90% Open 80% waterbody 70% Underground 60% Particular place 50% 40% Open drain 30% Randomly 20% 10% 0% Dhaka Khulna Faridpur
  • 9. Awareness of the consequences
  • 10. Expenses of emptying Willingness to pay for improved service » Manual 100% 80% US$12-US$17 60% 40% » Mechanical 20% US$ 17 – US$40 0% Dhaka Khulna Faridpur No Yes
  • 11. Demand estimation for on-site sanitation
  • 13. Follow up activities » An action research to find out possible ways forward (with funding from Simavi) » We shall try out different models to make sludge into product over the next 2 years. » We welcome your thoughts and ideas.
  • 14. Acknowledgement The research was funded and guided by We acknowledge their support.