Low-cost Air Quality Sensors For Urban Communities

By Openaq Collective

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Funded

₱120,000

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About This Project

Overview: Community-deployable PM2.5 and NO2 monitoring. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

Ask the Scientists

What is the context of this research?

Context: Unequal exposure to pollution in dense neighborhoods. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

What is the significance of this project?

Significance: Actionable hyperlocal data for advocacy and policy. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

What are the goals of the project?

Goals: 100 sensors deployed; open dashboard and API. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

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Budget

Budget: Components, manufacturing, and community workshops. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

Sensor Components

PM2.5 and NO2 modules

₱30,000

Manufacturing

PCB and assembly

₱25,000

Workshops

Community training sessions

₱10,000

Total₱65,000

Project Timeline

Timeline: 4 months from prototyping to deployment. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

AUG 20, 2025

Prototype v2 finalized

OCT 05, 2025

First 30 sensors deployed

SEP 10, 2025

Calibration campaign begins

Meet the Team

Team: Hardware engineers and citizen scientists. — This section provides a concise but informative overview. We outline the motivation, related work, and the intended outcomes for stakeholders. We also describe risks, assumptions, and how success will be measured.

Priya Nair

Hardware Lead

Designs robust low-power sensing platforms.

hardwareembeddedlow-power

Jorge Alvarez

Data Lead

Signal processing and calibration pipelines.

signal-processingpythondata-viz