SmogRank / Peru / Lima region

Air quality in Santa Anita - Los Ficus

Lima region, Peru. PM2.5 from 2 reference monitors, updated hourly.

8.9 µg/m³
Good

Latest hour (07:00 UTC), 0.6× the WHO 24-hour guideline.

Rank

24 h
–
not enough data
7 days
–
not enough data
30 days
–
not enough data
Year
#169
of 2,173 · 26.5 µg/m³

Last 4 days, hour by hour

15302026-10-01 07:00 UTC: 8.9 µg/m³Sep 28Sep 29Sep 30Oct 1

Times in UTC. Dashed line: WHO 24-hour guideline (15 µg/m³).

Every day for a year

SepNovDecJanFebMarAprMayJunJulAugSepMonWedFri2025-09-29: 43.0 µg/m³2025-09-30: 39.0 µg/m³2025-10-01: 36.2 µg/m³2025-10-02: 38.8 µg/m³2025-10-03: 34.5 µg/m³2025-10-04: 30.0 µg/m³2025-10-05: 30.4 µg/m³2025-10-06: 33.1 µg/m³2025-10-07: 32.3 µg/m³2025-10-08: 37.1 µg/m³2025-10-09: 43.7 µg/m³2025-10-10: 37.7 µg/m³2025-10-11: 39.4 µg/m³2025-10-12: 51.3 µg/m³2025-10-13: 37.8 µg/m³2025-10-14: 35.7 µg/m³2025-10-15: 34.3 µg/m³2025-10-16: 25.1 µg/m³2025-10-17: 25.1 µg/m³2025-10-18: 30.9 µg/m³2025-10-19: 30.5 µg/m³2025-10-20: 29.7 µg/m³2025-10-21: 34.0 µg/m³2025-10-22: 34.0 µg/m³2025-10-23: 32.1 µg/m³2025-10-24: 33.5 µg/m³2025-10-25: 28.1 µg/m³2025-10-26: 24.1 µg/m³2025-10-27: 24.1 µg/m³2025-10-28: 38.8 µg/m³2025-10-29: 35.9 µg/m³2025-10-30: 36.1 µg/m³2025-10-31: 29.9 µg/m³2025-11-01: 29.9 µg/m³2025-11-02: 29.8 µg/m³2025-11-03: 27.8 µg/m³2025-11-04: 28.2 µg/m³2025-11-05: 27.7 µg/m³2025-11-06: 37.0 µg/m³2025-11-07: 33.6 µg/m³2025-11-08: 26.8 µg/m³2025-11-09: 26.1 µg/m³2025-11-10: 32.4 µg/m³2025-11-11: 43.5 µg/m³2025-11-12: 49.9 µg/m³2025-11-13: 40.8 µg/m³2025-11-14: 36.6 µg/m³2025-11-15: 36.6 µg/m³2025-11-16: 37.0 µg/m³2025-11-17: 37.4 µg/m³2025-11-18: 33.5 µg/m³2025-11-19: no data2025-11-20: no data2025-11-21: no data2025-11-22: no data2025-11-23: no data2025-11-24: no data2025-11-25: no data2025-11-26: no data2025-11-27: no data2025-11-28: 35.4 µg/m³2025-11-29: 33.4 µg/m³2025-11-30: 28.3 µg/m³2025-12-01: 28.2 µg/m³2025-12-02: no data2025-12-03: no data2025-12-04: no data2025-12-05: 23.1 µg/m³2025-12-06: 24.2 µg/m³2025-12-07: 23.9 µg/m³2025-12-08: 29.3 µg/m³2025-12-09: 33.0 µg/m³2025-12-10: 25.7 µg/m³2025-12-11: 24.6 µg/m³2025-12-12: 31.8 µg/m³2025-12-13: 37.1 µg/m³2025-12-14: 34.8 µg/m³2025-12-15: 33.9 µg/m³2025-12-16: 35.0 µg/m³2025-12-17: 33.7 µg/m³2025-12-18: 31.9 µg/m³2025-12-19: 39.8 µg/m³2025-12-20: 35.8 µg/m³2025-12-21: 28.9 µg/m³2025-12-22: 35.1 µg/m³2025-12-23: 30.1 µg/m³2025-12-24: 34.4 µg/m³2025-12-25: 51.4 µg/m³2025-12-26: 31.9 µg/m³2025-12-27: 33.1 µg/m³2025-12-28: 35.6 µg/m³2025-12-29: 41.3 µg/m³2025-12-30: 32.5 µg/m³2025-12-31: 38.6 µg/m³2026-01-01: 60.9 µg/m³2026-01-02: 18.4 µg/m³2026-01-03: 21.7 µg/m³2026-01-04: 17.8 µg/m³2026-01-05: 21.8 µg/m³2026-01-06: 25.6 µg/m³2026-01-07: 17.8 µg/m³2026-01-08: 15.6 µg/m³2026-01-09: 21.4 µg/m³2026-01-10: 20.1 µg/m³2026-01-11: 16.1 µg/m³2026-01-12: 17.5 µg/m³2026-01-13: 16.9 µg/m³2026-01-14: 19.9 µg/m³2026-01-15: no data2026-01-16: no data2026-01-17: 21.7 µg/m³2026-01-18: 21.8 µg/m³2026-01-19: 15.6 µg/m³2026-01-20: 16.6 µg/m³2026-01-21: 16.7 µg/m³2026-01-22: 20.3 µg/m³2026-01-23: no data2026-01-24: no data2026-01-25: 14.5 µg/m³2026-01-26: 16.4 µg/m³2026-01-27: 18.3 µg/m³2026-01-28: 22.6 µg/m³2026-01-29: 20.2 µg/m³2026-01-30: 24.7 µg/m³2026-01-31: 16.6 µg/m³2026-02-01: 14.6 µg/m³2026-02-02: 20.7 µg/m³2026-02-03: 16.5 µg/m³2026-02-04: 14.4 µg/m³2026-02-05: 17.3 µg/m³2026-02-06: 21.4 µg/m³2026-02-07: 20.8 µg/m³2026-02-08: 13.8 µg/m³2026-02-09: 17.6 µg/m³2026-02-10: 20.2 µg/m³2026-02-11: 19.4 µg/m³2026-02-12: 17.8 µg/m³2026-02-13: 18.4 µg/m³2026-02-14: 18.7 µg/m³2026-02-15: 15.6 µg/m³2026-02-16: 17.1 µg/m³2026-02-17: 17.6 µg/m³2026-02-18: 20.9 µg/m³2026-02-19: 19.1 µg/m³2026-02-20: 14.0 µg/m³2026-02-21: 17.1 µg/m³2026-02-22: 13.5 µg/m³2026-02-23: 13.7 µg/m³2026-02-24: 14.4 µg/m³2026-02-25: 13.8 µg/m³2026-02-26: 19.4 µg/m³2026-02-27: 22.6 µg/m³2026-02-28: 17.8 µg/m³2026-03-01: 23.0 µg/m³2026-03-02: 19.6 µg/m³2026-03-03: 19.7 µg/m³2026-03-04: 21.3 µg/m³2026-03-05: 23.2 µg/m³2026-03-06: 18.8 µg/m³2026-03-07: 17.6 µg/m³2026-03-08: 13.4 µg/m³2026-03-09: 22.4 µg/m³2026-03-10: 25.7 µg/m³2026-03-11: 20.3 µg/m³2026-03-12: 24.6 µg/m³2026-03-13: 23.6 µg/m³2026-03-14: 27.1 µg/m³2026-03-15: 19.3 µg/m³2026-03-16: 19.8 µg/m³2026-03-17: 23.4 µg/m³2026-03-18: 20.4 µg/m³2026-03-19: 22.9 µg/m³2026-03-20: 22.8 µg/m³2026-03-21: 31.9 µg/m³2026-03-22: 29.3 µg/m³2026-03-23: 42.1 µg/m³2026-03-24: 38.1 µg/m³2026-03-25: 45.5 µg/m³2026-03-26: 36.8 µg/m³2026-03-27: 33.2 µg/m³2026-03-28: 29.8 µg/m³2026-03-29: 31.3 µg/m³2026-03-30: 35.7 µg/m³2026-03-31: 29.8 µg/m³2026-04-01: 32.8 µg/m³2026-04-02: 26.6 µg/m³2026-04-03: 25.9 µg/m³2026-04-04: 30.4 µg/m³2026-04-05: 26.1 µg/m³2026-04-06: 25.8 µg/m³2026-04-07: 27.7 µg/m³2026-04-08: 32.3 µg/m³2026-04-09: 34.1 µg/m³2026-04-10: 31.9 µg/m³2026-04-11: 28.9 µg/m³2026-04-12: 32.7 µg/m³2026-04-13: 36.4 µg/m³2026-04-14: 33.8 µg/m³2026-04-15: 33.9 µg/m³2026-04-16: 32.9 µg/m³2026-04-17: 30.2 µg/m³2026-04-18: 26.8 µg/m³2026-04-19: 19.4 µg/m³2026-04-20: 24.8 µg/m³2026-04-21: 36.0 µg/m³2026-04-22: 43.3 µg/m³2026-04-23: 40.1 µg/m³2026-04-24: 34.8 µg/m³2026-04-25: 42.5 µg/m³2026-04-26: 37.8 µg/m³2026-04-27: 38.1 µg/m³2026-04-28: 43.2 µg/m³2026-04-29: 45.6 µg/m³2026-04-30: 44.8 µg/m³2026-05-01: 48.3 µg/m³2026-05-02: 39.7 µg/m³2026-05-03: 42.7 µg/m³2026-05-04: 44.0 µg/m³2026-05-05: 36.3 µg/m³2026-05-06: 38.0 µg/m³2026-05-07: 37.7 µg/m³2026-05-08: 23.5 µg/m³2026-05-09: 28.3 µg/m³2026-05-10: 30.6 µg/m³2026-05-11: 55.4 µg/m³2026-05-12: 23.0 µg/m³2026-05-13: 22.6 µg/m³2026-05-14: 22.9 µg/m³2026-05-15: 30.0 µg/m³2026-05-16: 30.9 µg/m³2026-05-17: 34.6 µg/m³2026-05-18: 31.3 µg/m³2026-05-19: 29.8 µg/m³2026-05-20: 29.9 µg/m³2026-05-21: 37.4 µg/m³2026-05-22: 38.0 µg/m³2026-05-23: 38.3 µg/m³2026-05-24: 30.0 µg/m³2026-05-25: 26.2 µg/m³2026-05-26: 37.7 µg/m³2026-05-27: 27.0 µg/m³2026-05-28: 27.8 µg/m³2026-05-29: 38.1 µg/m³2026-05-30: 37.9 µg/m³2026-05-31: 40.8 µg/m³2026-06-01: 37.3 µg/m³2026-06-02: 24.6 µg/m³2026-06-03: 31.4 µg/m³2026-06-04: 45.4 µg/m³2026-06-05: 31.0 µg/m³2026-06-06: 23.0 µg/m³2026-06-07: 18.1 µg/m³2026-06-08: 20.8 µg/m³2026-06-09: 33.9 µg/m³2026-06-10: 28.7 µg/m³2026-06-11: 25.0 µg/m³2026-06-12: 21.1 µg/m³2026-06-13: 20.7 µg/m³2026-06-14: 27.7 µg/m³2026-06-15: 29.5 µg/m³2026-06-16: 27.8 µg/m³2026-06-17: 26.4 µg/m³2026-06-18: 25.3 µg/m³2026-06-19: 20.2 µg/m³2026-06-20: 26.7 µg/m³2026-06-21: 26.5 µg/m³2026-06-22: 29.3 µg/m³2026-06-23: 31.4 µg/m³2026-06-24: 36.6 µg/m³2026-06-25: 32.3 µg/m³2026-06-26: 37.1 µg/m³2026-06-27: 34.0 µg/m³2026-06-28: 40.2 µg/m³2026-06-29: 28.7 µg/m³2026-06-30: 30.6 µg/m³2026-07-01: 28.4 µg/m³2026-07-02: 34.6 µg/m³2026-07-03: 32.2 µg/m³2026-07-04: 30.9 µg/m³2026-07-05: 25.9 µg/m³2026-07-06: 25.4 µg/m³2026-07-07: 26.1 µg/m³2026-07-08: no data2026-07-09: no data2026-07-10: no data2026-07-11: no data2026-07-12: no data2026-07-13: no data2026-07-14: no data2026-07-15: no data2026-07-16: no data2026-07-17: no data2026-07-18: no data2026-07-19: no data2026-07-20: no data2026-07-21: no data2026-07-22: no data2026-07-23: no data2026-07-24: 26.7 µg/m³2026-07-25: 26.3 µg/m³2026-07-26: no data2026-07-27: no data2026-07-28: no data2026-07-29: no data2026-07-30: no data2026-07-31: 25.1 µg/m³2026-08-01: no data2026-08-02: no data2026-08-03: 18.9 µg/m³2026-08-04: no data2026-08-05: 27.1 µg/m³2026-08-06: 20.9 µg/m³2026-08-07: no data2026-08-08: no data2026-08-09: 19.5 µg/m³2026-08-10: 22.8 µg/m³2026-08-11: no data2026-08-12: 26.8 µg/m³2026-08-13: no data2026-08-14: no data2026-08-15: 17.3 µg/m³2026-08-16: no data2026-08-17: no data2026-08-18: no data2026-08-19: no data2026-08-20: no data2026-08-21: no data2026-08-22: 17.3 µg/m³2026-08-23: no data2026-08-24: 17.5 µg/m³2026-08-25: no data2026-08-26: no data2026-08-27: no data2026-08-28: no data2026-08-29: no data2026-08-30: no data2026-08-31: no data2026-09-01: no data2026-09-02: 17.3 µg/m³2026-09-03: 18.0 µg/m³2026-09-04: no data2026-09-05: no data2026-09-06: no data2026-09-07: no data2026-09-08: no data2026-09-09: no data2026-09-10: no data2026-09-11: no data2026-09-12: no data2026-09-13: no data2026-09-14: 11.5 µg/m³2026-09-15: 16.1 µg/m³2026-09-16: no data2026-09-17: no data2026-09-18: no data2026-09-19: 18.9 µg/m³2026-09-20: no data2026-09-21: no data2026-09-22: no data2026-09-23: no data2026-09-24: no data2026-09-25: no data2026-09-26: no data2026-09-27: no data2026-09-28: no data2026-09-29: 16.0 µg/m³2026-09-30: no data
Good 0–9.0Moderate 9.1+Unhealthy for sensitive groups 35.5+Unhealthy 55.5+Very unhealthy 125.5+Hazardous 225.5+No data

271 of 282 measured days were over the WHO 24-hour guideline.

Daily world rank

#1#886OctNovDecJanFebMarAprMayJunJulAugSep

Rank on each day's board (1 = most polluted city that day).

2026 against 2025, month by month

15Jan 2025: 20.0 µg/m³Jan 2026: 20.6 µg/m³JanFeb 2025: 16.1 µg/m³Feb 2026: 17.4 µg/m³FebMar 2025: 16.0 µg/m³Mar 2026: 26.2 µg/m³MarApr 2025: 18.0 µg/m³Apr 2026: 33.3 µg/m³AprMay 2025: 70.4 µg/m³May 2026: 34.2 µg/m³MayJun 2025: 66.4 µg/m³Jun 2026: 29.0 µg/m³JunJul 2025: 43.2 µg/m³Jul 2026: 28.2 µg/m³JulAug 2025: 23.4 µg/m³AugSep 2025: 44.1 µg/m³SepOct 2025: 33.7 µg/m³OctNov 2025: 33.9 µg/m³NovDec 2025: 32.8 µg/m³Dec

Faded bars: 2025. A month shows once it has 10 measured days.

Monitors

StationOperatorType
SANTA ANITAODC-By 1.0 (SENAMHI, Peru)SenamhiReference
CERES (CRS)ODC-By 1.0 (SENAMHI, Peru)SenamhiReference

The city's value is the median of its reference monitors each hour; low-cost sensors are listed but not counted when reference monitors exist. Data via OpenAQ; licences as listed. How we rank. Embed this on your site.

Updated 2026-10-01 10:07 UTC. Values are PM2.5 in µg/m³ (fine particles), the median of each city's monitors.