Phoenix Achieves 200-Mile Milestone in Cool Pavement Program
Phoenix Achieves 200-Mile Milestone in Cool Pavement Program
US · Published Sep 7, 2026
Phoenix has reached a significant milestone in its Cool Pavement Program, with 200 miles of roadway now treated with a reflective sealcoat designed to reduce surface temperatures.
The program, initiated in 2020, aims to combat the urban heat-island effect by applying a specialized coating to existing asphalt.

Impact & Risks

The Cool Pavement Program primarily benefits residents in neighborhoods affected by the urban heat-island effect, where heat retention from asphalt contributes to higher temperatures. While the treatment reduces surface temperatures, it does not address all sources of extreme heat. The program's success could lead to expanded use, potentially improving living conditions during Phoenix's hot summers. However, the effectiveness of the treatment in significantly reducing overall urban temperatures remains under evaluation.

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