Contact tank | High sludge in Contact tank, contamination of treated supply (P, CH, M) | 3 | 3 | 9 | H | Li: visual inspection, interview and water quality analysis (increased in concentration of some water parameters). C: supply of contaminated water | ECM: No | 3 | 3 | 9 | H | |
Underground reservoir | High sludge in underground reservoir, contamination of treated supply (P, CH, M) | 3 | 3 | 9 | H | Li: visual inspection, interview, water quality analysis (increased in concentration of some water parameters). C: supply of contaminated water | ECM: No | 3 | 3 | 9 | H | |
Pumping station | Leakages at Pumping station | 3 | 2 | 6 | M | Li: visual inspection C: damage to pumping materials from corrosion | ECM: No | 3 | 2 | 6 | M | |
Laboratory Services | Substandard laboratory | 3 | 3 | 9 | H | Li: discussion with plant operators, visual inspection C: loss of quality control | ECM: ICRC NGO is currently facilitating it. E: No (full analysis has not yet started) | 3 | 2 | 6 | M | |
Power | Constant generator failure | 3 | 3 | 9 | H | Li: personal experience, staff’s experience C: loss of supply, treatment failure | ECM: standby generator provided by government, transformer with 33 KV by ICRC E: yes (constant power observed) | 1 | 3 | 3 | Lo | |
Communication with consumer | Lack of communication between plant management and consumers | 3 | 2 | 6 | M | Li: consumers survey C: communication is essential in effective water supply, such as communication when there is leakage, outbreak, pipe burst, etc | ECM: No | 3 | 2 | 6 | M | |
3) Distribution | ||||||||||||
Illegal connections | Loss of supply, drop in pressure | 3 | 2 | 6 | M | Li: site visits during consumers survey, consumers complaints review C: illegal connection affects water quantity by reducing pressure | ECM: special task force assigned to cut-off any E: No (such connection observed and politics, sentiments involved) | 3 | 2 | 6 | M | |
Leakages | Loss of water quantity, ingress of contamination (P, CH, M) | 3 | 3 | 9 | H | Li: visual inspection during site visit C: leakages allow contamination to enter pipe, reduces water demand, pressure and requires urgent attention | ECM: repairs by staff immediately E: No; (so many leakages observed in site visits | 3 | 3 | 9 | H | |
Pipe bursting | Loss of supply, water disaster | 1 | 3 | 3 | Lo | Li: it rarely happens; from plant operators C: it requires urgent attention | ECM: action is taken immediately to control it E: Yes; history of pipe burst is minimal with no serious destruction | 1 | 2 | 2 | Lo | |
Pipes passing through drainage system | Corrosion, Ingress of contamination from pipe perforations (P, CH, M) | 3 | 3 | 9 | H | Li: visual inspection of sites, water quality results: high turbidity(12.8NTU) and presence of Pseudomonas aeruginosa in collected water) C: public health concern. | ECM: No | 3 | 3 | 9 | H | |
Intermittent supply | Insufficient water quantity, ingress of contamination from pipe perforations. | 3 | 3 | 9 | H | Li: consumers survey C: water quality analysis shows bacterial contamination from storing water which is a threat to health | ECM: No | 3 | 3 | 9 | H | |