August 2022

Aquaya’s Peer-Reviewed Publications

Aquaya’s peer-reviewed publications showcase our commitment to advancing water and sanitation solutions through rigorous research and analysis. Our team collaborates with experts worldwide to publish innovative findings that inform policies and practices, contributing to the global effort to improve water quality and access for all.

44. Marshall K, Setty K, Mutegeki A, Peletz R, Khush R, Delaire C (2023) Water funds within village savings and loans associations: A promising solution to improve water user fee collection in rural Uganda. PLOS Water 2(8): e0000159.

43. Trimmer J T, Qureshi H, Otoo M, Delaire C (2023)The enabling environment for citywide water service provision: Insights from six successful cities. PLOSWater 2(6):e0000071.

42. Chloé Poulin, John Trimmer, Jessica Press-Williams, Bashiru Yachori, Ranjiv Khush, Rachel Peletz, Caroline Delaire, Performance of a novel machine learning-based proxy means test in comparison to other methods for targeting pro-poor water subsidies in GhanaDevelopment Engineering, Volume 7, 2022, 100098, ISSN 2352-7285,

41. John T. Trimmer, Joyce Kisiangani, Rachel Peletz, Kara Stuart, Prince Antwi-Agyei, Jeff Albert, Ranjiv Khush, and Caroline Delaire (2022) The Impact of Pro-Poor Sanitation Subsidies in Open Defecation-Free Communities: A Randomized, Controlled Trial in Rural Ghana. Environmental Health Perspectives 130:6 CID: 067004

40. Delaire C, Kisiangani J, Stuart K, Antwi-Agyei P, Khush R, Peletz R (2022) Can open-defecation free (ODF) communities be sustained? A cross-sectional study in rural Ghana. PLoS ONE 17(1): e0261674.

39. Tribbe J, Zuin V, Delaire C, Khush R, Peletz R. How Do Rural Communities Sustain Sanitation Gains? Qualitative Comparative Analyses of Community-Led Approaches in Cambodia and Ghana. Sustainability. 2021; 13(10):5440.

38. Peletz R, Delaire C, Kones J, MacLeod C, Samuel E, Easthope-Frazer A, Khush R. Will Households Invest in Safe Sanitation? Results from an Experimental Demand Trial in Nakuru, Kenya. International Journal of Environmental Research and Public Health. 2021; 18(9):4462.

37. Cameron, L., Santos, P., Thomas, M., and Albert, J. 2021. Sanitation, financial incentives and health spillovers: A cluster randomised trial. Journal of Health Economics. DOI:10.1016/j.jhealeco.2021.102456.

36. Stuart, K., Peletz, R., Albert, J., Khush, R., Delaire, C. Where does CLTS work best? Quantifying determinants of CLTS performance in four countries. Environmental Science and Technology. DOI: 10.1021/acs.est.0c05733

35. Delaire, C., Peletz, R., Haji, S., Kones, J., Samuel, E., Easthope-Frazer, A., Charreyron, E., Wang,T., Feng., Mustafiz, R., Ismat, JF., Antwi-Agyei, P., Donkor, E., Adjei, K., Monney, I., Kisiangani J., MacLeod, C., Mwangi, B., Khush, R. (2020) How much will safe sanitation cost for all? Evidence from five cities. Environmental Science and Technology.

34. Peletz, R., Feng, A., MacLeod, C., Vernon, D., Wang, T., Kones, J., Delaire, C., Haji, S., Khush, R. (2020). Expanding safe fecal sludge management in Kisumu, Kenya: an experimental comparison of latrine pit-emptying services. Journal of Water, Sanitation and Hygiene for Development; doi: 10.2166/washdev.2020.060.

33. Julia Rosenbaum, Eskindir Tenaw, Ron Clemmer, Morris Israel, Jeff Albert. Exploring the Use and Appeal of Playpens to Protect Infants from Exposure to Animals, Animal Feces, and Dirt in Rural Ethiopia. The American Society of Tropical Medicine and Hygiene. doi:

32. Poulin, C., Peletz, R., Ercumen, A., Pickering A.J., Marshall, K., Boehm, A.B., Khush, R., Delaire, C. (2020). What environmental factors influence the concentration of fecal indicator bacteria in groundwater? Insights from explanatory modellng in Uganda and Bangladesh. Environmental Science and Technology. 54: 13566-13578

31. Peletz, R., MacLeod, C., Kones, J., Samuel, E., Easthope-Frazer, A., Delaire, C., Khush, R. (2020). When pits fill up: Supply and demand for safe pit-emptying services in Kisumu, Kenya. PLoS ONE 15(9): e0238003. doi: 10.1371/journal.pone.0238003.

30. Kumpel, E., MacLeod, C., Stuart, K., Cock-Esteb, A., Khush, R., Peletz, R. (2020). From data to decisions: understanding information flows within regulatory water quality monitoring programs. npj Clean Water: (2020)3:38. doi: 10.1038/s41545-020-00084-0.

29 .Zuin, V., Delaire, C., Peletz, R., Cock-Esteb, A., Khush, R., Albert, J. (2019). Policy Diffusion in the Rural Sanitation Sector: Lessons from Community-Let Total Sanitation (CLTS). World Development. 124: 104643:

28. Peletz, R., Kisiangani, J., Ronoh, P., Cock-Esteb, A., Chase, C., Khush, R., Luoto, J. (2019) Assessing the Demand for Plastic Latrine Slabs in Rural Kenya. The American Journal of Tropical Medicine and Hygiene. 10,3: 555-565 doi:10.4269/ajtmh.18-0888

27. Mertens, A., Balakrishnan, K., Ramaswamy, P., Rajkumar, P., Ramaprabha, P., Durairaj, N., Hubbard A.E., Khush, R., Colford, J.M., Arnold, B.F. (2019). Associations Between High Temperature, Heavy Rainfall, and Diarrhea Among Young Children in Rural Tamil Nadu, India: A Prospective Cohort Study. Environmental Health Perspectives. 127,4: doi:10.1289/EHP3711

26. Brown, J., Albert, J., Whittington, D. (2019). Community-Led Total Sanitation Moves the Needle on Ending Open Defecation in Zambia. The American Journal of Tropical Medicine and Hygiene. 100,4: 767-769. doi:10.4269/ajtmh.19-0151.

25. MacLeod, C., Peletz, R., Kere, F., M’Baye, A., Onyango, M., Aw, S., El Hadj Issabre, M., Tung, R., Khush, R. (2019). Are Presence/Absence Microbial Tests Appropriate for Monitoring Large Urban Water Supplies in Sub-Saharan Africa? Water. 11,491; doi:10.3390/w11030491.

24. Acey, C., Kisiangani, J., Ronoh, P., Delaire, C., Makena E., Norman, G., Levine, D., Khush, R., Peletz, R. (2019). Cross-Subsidies for Improved Sanitation in Low Income Settlements: Assessing the Willingness to Pay of Water Utility Customers in Kenyan Cities. World Development. 115: 160-177

23. Kumpel, E., Delaire, C., Peletz, R., Kisiangani, J., Rinehold, A., De France, J., Sutherland, D., Khush, R. (2018). Measuring the Impacts of Water Safety Plans in the Asia-Pacific Region. International Journal of Environmental Research and Public Health. 15,1223; doi:10.3390/ijerph15061223

22. Peletz, R., Kisiangani, J., Bonham, M., Ronoh, P., Delaire, C., Kumpel, E., Marks, S., Khush, R. (2018). Why do Water Quality Monitoring Programs Succeed or Fail? A Qualitative Comparative Analysis of Regulated Testing Systems in sub-Saharan Africa. International Journal of Hygiene and Environmental Health. 221: 907-920

21. Murray, A.L., Kumpel, E., Peletz, R., Khush, R., Lantagne, D.S. (2018). The Effect of Sodium Thiosulfate Dechlorination on Fecal indicator Bacteria Enumeration: Laboratory and Field Data. Journal of Water and Health. 16,1:70-77

20. Taylor, D., Khush, R., Peletz, R., Kumpel, E. (2018). Efficacy of Microbial Sampling Recommendations and Practices in Sub-Saharan Africa. Water Research. 134: 115-125

19. Peletz, R., Cock-Esteb, A., Ysenburg, D., Haji, S., Khush, R., Dupas, P. (2017). The Supply and Demand for Improved Sanitation: Results from Randomized Pricing Experiments in Rural Tanzania. Environmental Science and Technology. 50(12): 7138-7147

18. Delaire, C., Peletz, R., Kumple, E., Kisiangani, J., Bain, R., Khush, R. (2017). How Much will it Cost to Monitor Microbial Water Quality in sub-Saharan Africa? Environmental Science and Technology. 51,11: 5869-5878

17. Misati, A.G., Ogendi, G., Peletz, R., Khush, R., Kumple, E. (2017). Can Sanitary Surveys Replace Water Quality Testing? Evidence from Kisii, Kenya. International Journal of Environmental Research and Public Health. 14,152; doi:10.3390/ijerph14020152

16. Kumpel, E., Cock-Esteb, A., Duret, M., de Waal, D., Khush, R (2017). Seasonal Variation in Drinking and Domestic Water Sources and Quality in Port Harcourt. Nigeria. The American Journal of Tropical Medicine and Hygiene. 96,2: 437-445

15. Kumpel, E., Peletz, R., Bonham, M., Khush, R. (2016). Assessing Drinking Water Quality and Water Safety Management in sub-Saharan Africa using Regulated Monitoring Data. Environmental Science and Technology. 50,20: 10869-10876

14.Kumpel, E., Peletz, R., Albert, J., de Waal, D., Hirn, M., Danilenko, A., Uhl, V., Daw, A., Khush, R. (2016). Urban Water Services in Fragile States: A Comparison of Water Quality Between Port Harcourt, Nigeria and Monrovia, Liberia. American Journal of Tropical Medicine and Hygiene, 95,1: 229-238

13.Peletz R., Kumpel E., Bonham M., Rahman Z., Khush R. (2016). To What Extent is Drinking Water Tested in Sub-Saharan Africa? A Comparative Analysis of Regulated Water Quality Monitoring. International Journal of Environmental Research and Public Health, 13,3: 275

12. Kumpel, E., Peletz, R., Bonham, M., Fay, A., Cock-Esteb, A., Khush, R. (2015). When are Mobile Phone Useful for Water Quality Data Collection? An Analysis of Data Flows and ICT Applications among Regulated Monitoring Institutions in Sub-Saharan Africa. International Journal of Environmental Research and Public Health, 12,9: 10846-10860. of Environmental Research and Public Health,12,9: 10846-10860. 

11. Najnin, N., Arman, S., Abedin, J., Unicomb, L., Levine, D., Mahmud, M., Leder, K., Yeasmin, F., Luoto, J., Albert, J., Luby, S. (2015). Explaining Low Rates of Sustained use of Siphon Filters: Evidence from Follow-up of a Randomized Controlled Trial in Bangladesh. Tropical Medicine & International Health. 20,4: 471-483.

10. Arnold, B.F., Khush, R., Ramaswamy, P., Rajkumar, P., Durairaj, N., Balakrishnan, K., Colford, J.M. (2014). Reactivity in Rapidly Collected Hygiene and Toilet Spot-Check Measurements: A Cautionary Tale for Longitudinal Studies. American Journal of Tropical Medicine and Hygiene. 92,1: 159-162

9. Luoto, J., Levine, D., Albert, J., Luby, S. (2014). Nudging to Use: Achieving Safe Water Behaviors in Kenya and Bangladesh. Journal of Development Economics. 110: 13-21.

8. Khush, R., Arnold B.F., Srikanth, P., Sudharsanam, S., Ramaswamy, P., Durairaj N., London, A.G., Ramaprabha, P., Rajkumar, P., Balakrishnan, K., Colford, J.M. (2013). H2S as an Indicator of Water Supply Vulnerability and Health Risk in Low-Resource Settings: a Prospective Cohort Study. American Journal of Tropical Medicine and Hygiene. 89,2: 251-259.

7. Luoto, J., Mahmud, M., Albert, J., Luby, S., Najnin, N., Unicomb, L., Levine, D. (2012). Learning to Dislike Safe Water Products: Results from a Randomized Controlled Trial of the Effects of Direct and Peer Experience on Willingness to Pay. Environmental Science and Technology. 46,11:6244-6251.

6. Torkelson, A.A., da Silva, A.K., Love, D.C., Kim, J.Y., Alper, J.P., Coox, B., Dahm, J., Kozodoy, P., Maboudian, R., Nelson, K.L. (2012). Investigation of Quaternary Ammonium Silane-Coated Sand Filter for the Removal of Bacteria and Viruses from Drinking Water. Journal of Applied Microbiology. 113, 5: 1196-1207.

5. Luoto, J., Najnin, N., Mahmud, M., Albert, J., Sirajul Islam, M., Luby, S., Unicomb, L., Levine, D. (2011). What Point-of-Use Water Treatment Products do Consumers Use? Evidence from a Randomized Controlled Trial among the Urban Poor in Bangladesh.PLoS ONE. 6,10: e26132.

4. Rahman, Z., Crocker, J., Chang, K., Khush, R., Bartram, J. (2011). A Comparative Assessment of Institutional Frameworks for Managing Drinking Water Quality. Journal of Water, Sanitation and Hygiene for Development. 1,4: 242-258.

3.Albert, J., Luoto, J., Levine, D. (2010). End-User Preferences for and Performance of Competing POU Water Treatment Technologies among the Rural Poor of Kenya. Environmental Science and Technology, 44,12: 4426-4432.

2. Arnold, B.F., Khush, R., Ramaswamy, P., London, A.G., Rajkumar, P., Ramaprahba, P., Durairaj, N., Hubbard, A.E., Balakrishnan, K., Colford, J.M. (2010). Causal Inference Methods to Study Non-Randomized, Pre-Existing Development Interventions. Proceedings of the National Academy of Sciences, USA. 107,52: 22605-10.

1.Clasen, T., Smith, L., Albert, J., Bastable, A., Fesselet, J-F. (2006). The Drinking Water Response to the Indian Ocean Tsunami, including the Role of Household Water Treatment. Disaster Prevention and Management, 15,1: 190-201.

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