What is the air quality trend in Barranco?

Over the past 15 days, Barranco had an average AQI of 51 based on station measurements. The worst day was 2026-08-08 with AQI 91.

How is Barranco air quality measured?

Air quality in Barranco is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Barranco, Peru

Name: Barranco Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Barranco, Peru.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

323h

PM2.5 Station

323h · 9 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	91	69–135	30.3 µg/m³	3h	7
2026-08-07	55	9–104	15.9 µg/m³	23h	5
2026-08-06	48	23–65	12.3 µg/m³	24h	11
2026-08-05	46	31–72	11.6 µg/m³	24h	10
2026-08-04	52	2–107	14.3 µg/m³	24h	11
2026-08-03	55	19–75	15.0 µg/m³	24h	8
2026-08-02	51	12–71	13.3 µg/m³	24h	6
2026-08-01	66	27–193	22.4 µg/m³	22h	5
2026-07-31	47	14–104	12.8 µg/m³	24h	5
2026-07-30	33	13–61	8.1 µg/m³	22h	6
2026-07-29	44	13–107	11.7 µg/m³	24h	5
2026-07-28	45	8–115	12.4 µg/m³	23h	3
2026-07-27	52	28–112	14.4 µg/m³	22h	3
2026-07-26	48	15–161	14.1 µg/m³	23h	3
2026-07-25	46	21–88	12.3 µg/m³	17h	3

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