数据来源：Pollution Control Department (PCD) — PM10 automatic stations · 许可协议：Open Data Common (Pollution Control Department) · 2024-01-01 至 2024-12-31
每年 PM10 超标天数
15 days — Wiang分区范围内
数据来源：Pollution Control Department (PCD) — PM10 automatic stations · 许可协议：Open Data Common (Pollution Control Department) · 2024-01-01 至 2024-12-31
PM2.5 年平均值（政府监测站）
24.2 µg/m³ — Wiang分区范围内
数据来源：Pollution Control Department (PCD) — Bangkok metropolitan PM2.5 automatic stations · 许可协议：Open Data Common (Pollution Control Department) · 2024-01-01 至 2024-12-31
每年 PM2.5 超标天数
68 days — Wiang分区范围内
数据来源：Pollution Control Department (PCD) — Bangkok metropolitan PM2.5 automatic stations · 许可协议：Open Data Common (Pollution Control Department) · 2024-01-01 至 2024-12-31
年检测火点数
1 count — Wiang分区范围内
数据来源：Thailand data.go.th open-data catalogue -- Chiang Rai provincial office satellite hotspot detections (DETECTIONS, not fires -- one fire can register multiple detections; cloud cover suppresses detections) · 许可协议：Open Data Common (Thai government province office) · 2024-03-23 至 2024-03-23
