⚡ Energy

Automated LED Smart Streetlight Mesh

Riga's municipal lighting agency Rigas Gaisma replaced 2,716 sodium streetlights with motion-sensing LEDs and three traffic-flow control systems between 2019 and 2021, under project EKII-3/21, funded through Latvia's Emissions Trading System auction instrument.

Completed 📅 2019–2021

🤖 AI-generated summary of the sources below — how this works · 🔎 Last verified 2026-08-02

⚡ Energy Air quality Smart lighting Traffic management Sensors & IoT

📊 Impact

Projected to save 1,540,934 kWh of electricity and cut 167,961 kg of CO2 a year (self-reported pre-project estimate; not independently re-measured after completion).

Evidence🏛️ Official

Scale🏙️ City-wide

Cost≈€1.41M (ETS auction funding)

📖 Terms in this entry: Adaptive traffic signals · Low-emission zone · Plate-number rationing

Sources

↗ Rīgas dome (authority)Official municipal management database showcasing local utility vectors.

↗ Riga.lv (authority)Official page by the city or public authority behind the project.

This overview was generated with AI from the public sources listed above and checked against them before publication. It has not had a complete human fact-check — treat it as a starting point and follow the sources.

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Compare this project

🇪🇪 Tallinn LED & Smart Street Lighting · Tallinn Baltic neighbours, different pace: Riga replaced 2,716 lights with motion-sensing LEDs by 2021, Tallinn was still at 64% of 72,700 by 2026. 🇯🇲 JPS Smart LED Lamppost Rollout · Kingston Riga's municipal agency retrofit 2,716 lights by 2021; Kingston's private utility JPS converted over 105,000 that same year. 🇻🇳 HAPULICO Remote Street Lighting Control Network · Hanoi Both add smart control to an existing grid — Riga's LEDs gained traffic-flow systems, Hanoi's network weather-based dimming.

Explore the wider context

📟 A Reading Is Not a Decision 🌫️ Air quality guide 🏙️ Riga city profile ⚡ Energy projects

📎 Cite this project

1001 Smart Cities (2026). “Automated LED Smart Streetlight Mesh” — Riga, Latvia. The Smart City Atlas. https://1001smartcities.org/projects/riga-smart-lighting/ (last verified 2026-08-02). Data: CC BY 4.0.

The underlying data is free to reuse with attribution — see the open data page.

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