Current air quality in Philadelphia remains dominated by fine particulate matter (PM2.5) transported from extensive Canadian wildfires, primarily in Ontario, pushing real-time AQI readings into the Unhealthy (151–200) and Very Unhealthy (201–300) ranges on July 16–17, 2026, per EPA AirNow and Pennsylvania DEP monitors. Ground-level ozone formation adds secondary pressure during hot, sunny summer conditions. Trader sentiment hinges on smoke-plume forecasts and wind patterns that control dispersion, with clearing dependent on shifts in atmospheric transport and any precipitation. Official NHC/NOAA and state alerts, plus updated AirNow NowCast data, provide the key near-term signals for when levels may drop into the Moderate category (AQI 51–100).
基於Polymarket數據的AI實驗性摘要。這不是交易建議，也不影響該市場的結算方式。 · 更新於費城空氣品質指數低於100... ？
費城空氣品質指數低於100... ？
最新
2026-07-18
7月18日
50%
7月19日
83%
7月20日
87%
7月21日
93%
$0.00 交易量
7月18日
$0 交易量
50%
7月19日
$0 交易量
83%
7月20日
$0 交易量
87%
7月21日
$0 交易量
93%
This market will resolve to "Yes" if "Philadelphia" has a PM2.5 Air Quality Index of below 100 between July 17, 2026 and the specified date. Otherwise, this market will resolve to "No".
This market's resolution source will be https://www.airnow.gov/state/?name=pennsylvania. To get to the figures used to resolve this market, select the "Historical Air Quality" tab, then find the finalized figure in the "Philadelphia" row under the "Daily AQI for PM2.5" column.
This market may remain open for two days after the specified date to confirm the daily AQI figures for the specified timeframe. If the figures remain unavailable, another credible resolution source will be chosen.Current air quality in Philadelphia remains dominated by fine particulate matter (PM2.5) transported from extensive Canadian wildfires, primarily in Ontario, pushing real-time AQI readings into the Unhealthy (151–200) and Very Unhealthy (201–300) ranges on July 16–17, 2026, per EPA AirNow and Pennsylvania DEP monitors. Ground-level ozone formation adds secondary pressure during hot, sunny summer conditions. Trader sentiment hinges on smoke-plume forecasts and wind patterns that control dispersion, with clearing dependent on shifts in atmospheric transport and any precipitation. Official NHC/NOAA and state alerts, plus updated AirNow NowCast data, provide the key near-term signals for when levels may drop into the Moderate category (AQI 51–100).
This market will resolve to "Yes" if "Philadelphia" has a PM2.5 Air Quality Index of below 100 between July 17, 2026 and the specified date. Otherwise, this market will resolve to "No".
This market's resolution source will be https://www.airnow.gov/state/?name=pennsylvania. To get to the figures used to resolve this market, select the "Historical Air Quality" tab, then find the finalized figure in the "Philadelphia" row under the "Daily AQI for PM2.5" column.
This market may remain open for two days after the specified date to confirm the daily AQI figures for the specified timeframe. If the figures remain unavailable, another credible resolution source will be chosen.
This market's resolution source will be https://www.airnow.gov/state/?name=pennsylvania. To get to the figures used to resolve this market, select the "Historical Air Quality" tab, then find the finalized figure in the "Philadelphia" row under the "Daily AQI for PM2.5" column.
This market may remain open for two days after the specified date to confirm the daily AQI figures for the specified timeframe. If the figures remain unavailable, another credible resolution source will be chosen.
市場開放時間： Jul 17, 2026, 12:36 PM ET
交易量
$0結束日期
2026-07-21市場開放時間
Jul 17, 2026, 12:36 PM ETThis market will resolve to "Yes" if "Philadelphia" has a PM2.5 Air Quality Index of below 100 between July 17, 2026 and the specified date. Otherwise, this market will resolve to "No".
This market's resolution source will be https://www.airnow.gov/state/?name=pennsylvania. To get to the figures used to resolve this market, select the "Historical Air Quality" tab, then find the finalized figure in the "Philadelphia" row under the "Daily AQI for PM2.5" column.
This market may remain open for two days after the specified date to confirm the daily AQI figures for the specified timeframe. If the figures remain unavailable, another credible resolution source will be chosen.Current air quality in Philadelphia remains dominated by fine particulate matter (PM2.5) transported from extensive Canadian wildfires, primarily in Ontario, pushing real-time AQI readings into the Unhealthy (151–200) and Very Unhealthy (201–300) ranges on July 16–17, 2026, per EPA AirNow and Pennsylvania DEP monitors. Ground-level ozone formation adds secondary pressure during hot, sunny summer conditions. Trader sentiment hinges on smoke-plume forecasts and wind patterns that control dispersion, with clearing dependent on shifts in atmospheric transport and any precipitation. Official NHC/NOAA and state alerts, plus updated AirNow NowCast data, provide the key near-term signals for when levels may drop into the Moderate category (AQI 51–100).
This market will resolve to "Yes" if "Philadelphia" has a PM2.5 Air Quality Index of below 100 between July 17, 2026 and the specified date. Otherwise, this market will resolve to "No".
This market's resolution source will be https://www.airnow.gov/state/?name=pennsylvania. To get to the figures used to resolve this market, select the "Historical Air Quality" tab, then find the finalized figure in the "Philadelphia" row under the "Daily AQI for PM2.5" column.
This market may remain open for two days after the specified date to confirm the daily AQI figures for the specified timeframe. If the figures remain unavailable, another credible resolution source will be chosen.
This market's resolution source will be https://www.airnow.gov/state/?name=pennsylvania. To get to the figures used to resolve this market, select the "Historical Air Quality" tab, then find the finalized figure in the "Philadelphia" row under the "Daily AQI for PM2.5" column.
This market may remain open for two days after the specified date to confirm the daily AQI figures for the specified timeframe. If the figures remain unavailable, another credible resolution source will be chosen.
交易量
$0結束日期
2026-07-21市場開放時間
Jul 17, 2026, 12:36 PM ETCurrent air quality in Philadelphia remains dominated by fine particulate matter (PM2.5) transported from extensive Canadian wildfires, primarily in Ontario, pushing real-time AQI readings into the Unhealthy (151–200) and Very Unhealthy (201–300) ranges on July 16–17, 2026, per EPA AirNow and Pennsylvania DEP monitors. Ground-level ozone formation adds secondary pressure during hot, sunny summer conditions. Trader sentiment hinges on smoke-plume forecasts and wind patterns that control dispersion, with clearing dependent on shifts in atmospheric transport and any precipitation. Official NHC/NOAA and state alerts, plus updated AirNow NowCast data, provide the key near-term signals for when levels may drop into the Moderate category (AQI 51–100).
基於Polymarket數據的AI實驗性摘要。這不是交易建議，也不影響該市場的結算方式。 · 更新於
警惕外部連結哦。
警惕外部連結哦。
Frequently Asked Questions