Opero
Opero resources

Evidence and learning for practical WASH action.

Explore case studies, field insights, project updates and newsletters.

Showing 10 resources

Portfolio

Opero Project Portfolio

A 22-page overview of Opero's WASH enterprise, innovation and market-research programmes across East Africa.

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Digest

PuPu Pump Digest: Tackling Trash

Practical lessons on trash, thick sludge and equipment care during pit-latrine emptying.

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Newsletter

January 2025 Update

A recap of Opero's late-2024 work across humanitarian treatment, green sanitation, enterprise support and PuPu Pump commercialization.

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Case study

PuPu Pump testing and commercialisation

Field testing and commercialisation of a portable pit-emptying technology with sanitation service providers in East Africa.

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Case study

Saniforce: a fecal sludge treatment unit for humanitarian settings

Development and pilot testing of a self-sustaining fecal sludge treatment unit for humanitarian settings.

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Case study

Development and testing of the Vetiver Green Latrine

Development and field testing of a lower-cost latrine combining barrel containment with a vetiver grass treatment bed.

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Case study

Testing and commercialization of DungBeetle anaerobic digesters

Testing modular anaerobic digesters for decentralized sanitation, resource recovery and clean-energy production.

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Case study

Testing the Honey Dipper

Lab and field testing of a waterless toilet designed to dehydrate and treat waste where sewer infrastructure is impractical.

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Digest

Shifting Gears: Portable and Ready for Any Terrain

A PuPu Pump Digest issue on portable sanitation service delivery in difficult terrain.

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Digest

Shifting Gears: Embracing Technology in Pit Latrine Emptying

Lessons from introducing improved equipment into pit-latrine emptying services.

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