Air Quality in Puente Alto, Chile

Cloudy
8.7°C · 73.8% humidity
8.7°
Feels 6.4°
121
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
130 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
117 6pm
125
129
121 9pm
122
123
124 12am
105
105
98 3am
97
97
96 6am
96
97
106 9am
126
126
138 12pm
138
155
155 3pm
155
155
Station readings
117
125
129
CAMS model adj +72
54
54
54
54
54
54
54
34
34
27
25
25
24
24
25
34
54
54
66
66
83
83
83
83
AD 728×90

Air Quality Index Trend

47h · 74 stn

Puente Alto's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons. Current PM2.5 concentration in Puente Alto is 2.9× the WHO 24-hour guideline of 15 µg/m³.

73.8%
Humidity
14.7 km/h
Wind WSW
1019.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
121
43.46 µg/m³
PM10
69
91.15 µg/m³
050100150200300500

What is the weather forecast for Puente Alto?

Temperature & Precipitation

PM2.5 Trend

47h · 74 stations
PM2.543.46 µg/m³ ×2.9 WHO
Unhealthy for sensitive groups
PM1091.15 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (130 stations within 25 km)
43.46
Median
45.05
Average
7.2
Low
383.5
High
PM2.5 µg/m³ · Model: 44.22 · Bias: +0.8

What is the 7-day forecast for Puente Alto?

06-09
12.3° 7.8°
06-10
18.5° 7.3°
6.44 mm
06-11
15.9° 10.2°
6.37 mm
06-12
12.8° 4.6°
0.88 mm
06-13
10.8° 7.7°
2.81 mm
06-14
16.4° -2.9°
0.13 mm
06-15
12.6° 6.0°
14.06 mm
Both models agree Avg diff: 3.3°C

Where are air quality stations near Puente Alto?

134
CHS 35 P1 dee1b1
0.4 km 16.0°C 44.0% RH PM2.5: 49.0 µg/m³
124
CHS 35 S1 fcf483
0.4 km 0.0°C 0.0% RH PM2.5: 45.0 µg/m³
173
CHS 35 P2 1eabd8
0.4 km 13.0°C 62.0% RH PM2.5: 98.0 µg/m³
36
Puente Alto, Chile
2.9 km PM2.5: 8.6 µg/m³
61
Puente Alto, Chile
2.9 km PM2.5: 16.9 µg/m³
34
Puente Alto, Chile
2.9 km PM2.5: 8.2 µg/m³
155
CHS 29 CON P5 59df05
3.3 km 13.0°C 61.0% RH PM2.5: 63.0 µg/m³
119
CHS 29 P1 885e17
3.3 km 18.0°C 39.0% RH PM2.5: 43.0 µg/m³
119
CHS 29 P2 884b82
3.3 km 15.0°C 46.0% RH PM2.5: 43.0 µg/m³
144
CHS 29 S1 88823c
3.3 km 0.0°C 0.0% RH PM2.5: 53.0 µg/m³

What cities are near Puente Alto?

121 Pirque 121 La Pintana 131 San Bernardo 118 Peñalolén 115 Ñuñoa 122 Santiago 146 Buin 195 Maipú 110 San José de Maipo 153 Padre Hurtado
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T01:04 UTC.