Air Quality Realtime

Dataset is comprised of hourly air quality data points captured from the District’s air monitoring network sites. The dataset is quality controlled by a process of field data verification and validation. The District of Columbia is providing this data for a rolling 1-year period. For complete real-time data, visit the EPA AirNow system at docs.airnowapi.org本数据集包含从哥伦比亚特区（District of Columbia）大气监测网络站点采集的逐小时空气质量数据点。该数据集已通过现场数据核查与验证流程完成质量控制。哥伦比亚特区本次提供的数据覆盖滚动1年周期。如需获取完整实时数据，请访问美国环境保护署（Environmental Protection Agency，EPA）AirNow系统，网址为docs.airnowapi.org。