ID: 2558

AQSQID: 80011G004

Site Name: Estaci¢N Bomberos

Added: April 21, 2020, 6:24 p.m.

Updated: Sept. 21, 2021, 5:59 p.m.

Location: Irapuato (Estación de Monitoreo de Calidad del Aire Bomberos), MX

Reporting: True, Located: True

Current AQI: 81.0

Irapuato (Estación de Monitoreo de Calidad del Aire Bomberos) MX, MX: 20.67495, -101.35595

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 34.0 ppb (32) N/A 70.0 μg/m3 (59) 26.0 μg/m3 (81) 81.0
 
Sept. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 13.0 ppb (13) N/A 78.0 μg/m3 (63) 16.9 μg/m3 (62) 63.0
 
Sept. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 7.0 ppb (7) N/A 69.0 μg/m3 (58) 16.6 μg/m3 (61) 61.0
 
Sept. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 5.0 ppb (5) N/A 42.0 μg/m3 (39) 15.0 μg/m3 (58) 58.0
 
Sept. 21, 2021, noon N/A N/A N/A N/A N/A 18.0 ppb (26) 6.0 ppb (6) N/A 38.0 μg/m3 (36) 15.3 μg/m3 (58) 58.0
 
Sept. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 6.0 ppb (6) N/A 33.0 μg/m3 (31) 11.6 μg/m3 (49) 49.0
 
Sept. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 8.0 ppb (8) N/A 18.0 μg/m3 (17) 10.3 μg/m3 (43) 43.0
 
Sept. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 13.0 ppb (13) N/A 25.0 μg/m3 (24) 7.6 μg/m3 (32) 32.0
 
Sept. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 13.0 ppb (13) N/A 15.0 μg/m3 (14) 12.0 μg/m3 (50) 50.0
 
Sept. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 26.0 ppb (25) N/A 13.0 μg/m3 (13) 3.8 μg/m3 (16) 25.0
 
Sept. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 22.0 ppb (21) N/A 28.0 μg/m3 (26) 6.7 μg/m3 (28) 28.0
 
Sept. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 29.0 ppb (27) N/A 16.0 μg/m3 (15) 4.3 μg/m3 (18) 27.0
 
Sept. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 27.0 μg/m3 (25) 6.5 μg/m3 (28) 28.0
 
Sept. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 60.0 μg/m3 (54) 12.4 μg/m3 (52) 54.0
 
Sept. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 27.0 μg/m3 (25) 9.3 μg/m3 (39) 39.0
 
Sept. 21, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 23.0 ppb (22) N/A 47.0 μg/m3 (44) 13.7 μg/m3 (55) 55.0
 
Sept. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 24.0 ppb (23) N/A 27.0 μg/m3 (25) 4.2 μg/m3 (18) 25.0
 
Sept. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 32.0 ppb (30) N/A 19.0 μg/m3 (18) 4.4 μg/m3 (19) 30.0
 
Sept. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 34.0 ppb (32) N/A 29.0 μg/m3 (27) 6.0 μg/m3 (25) 32.0
 
Sept. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 42.0 ppb (39) N/A 36.0 μg/m3 (34) 6.2 μg/m3 (26) 39.0
 
Sept. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 46.0 ppb (43) N/A 46.0 μg/m3 (43) 8.5 μg/m3 (36) 43.0
 
Sept. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 35.0 ppb (33) N/A 23.0 μg/m3 (22) 8.2 μg/m3 (35) 35.0
 
Sept. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 32.0 ppb (30) N/A 27.0 μg/m3 (25) 6.5 μg/m3 (28) 30.0
 
Sept. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 25.0 ppb (24) N/A 36.0 μg/m3 (34) 8.5 μg/m3 (36) 36.0
 
Sept. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 9.0 ppb (9) N/A 20.0 μg/m3 (19) 9.7 μg/m3 (41) 41.0
 
Sept. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 11.0 ppb (11) N/A 28.0 μg/m3 (26) 4.1 μg/m3 (18) 26.0
 
Sept. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 13.0 ppb (13) N/A 7.0 μg/m3 (7) 9.3 μg/m3 (39) 39.0
 
Sept. 20, 2021, noon N/A N/A N/A N/A N/A 16.0 ppb (23) 16.0 ppb (15) N/A 10.0 μg/m3 (10) 3.4 μg/m3 (15) 23.0
 
Sept. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 22.0 ppb (21) N/A 13.0 μg/m3 (13) 5.6 μg/m3 (24) 25.0
 
Sept. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 23.0 ppb (22) N/A 12.0 μg/m3 (12) 6.5 μg/m3 (28) 28.0
 
Sept. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 25.0 ppb (24) N/A 12.0 μg/m3 (12) 4.7 μg/m3 (20) 25.0
 
Sept. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 26.0 ppb (25) N/A 13.0 μg/m3 (13) 3.8 μg/m3 (16) 25.0
 
Sept. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 25.0 ppb (24) N/A 11.0 μg/m3 (11) 4.9 μg/m3 (21) 25.0
 
Sept. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 24.0 ppb (23) N/A 15.0 μg/m3 (14) 3.0 μg/m3 (13) 26.0
 
Sept. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 19.0 ppb (18) N/A 41.0 μg/m3 (38) 11.2 μg/m3 (47) 47.0
 
Sept. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 23.0 ppb (22) N/A 30.0 μg/m3 (28) 7.6 μg/m3 (32) 32.0
 
Sept. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 26.0 ppb (25) N/A 33.0 μg/m3 (31) 9.9 μg/m3 (42) 42.0
 
Sept. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 17.0 μg/m3 (16) 11.6 μg/m3 (49) 49.0
 
Sept. 20, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 36.0 ppb (34) N/A 14.0 μg/m3 (13) 6.4 μg/m3 (27) 34.0
 
Sept. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 39.0 ppb (37) N/A 19.0 μg/m3 (18) 6.4 μg/m3 (27) 37.0
 
Sept. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 43.0 ppb (40) N/A 16.0 μg/m3 (15) 2.8 μg/m3 (12) 40.0
 
Sept. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 39.0 ppb (37) N/A 32.0 μg/m3 (30) 4.8 μg/m3 (20) 37.0
 
Sept. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 38.0 ppb (36) N/A 38.0 μg/m3 (36) 9.1 μg/m3 (38) 38.0
 
Sept. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 37.0 ppb (35) N/A 17.0 μg/m3 (16) 9.5 μg/m3 (40) 40.0
 
Sept. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 29.0 ppb (27) N/A 30.0 μg/m3 (28) 3.9 μg/m3 (17) 28.0
 
Sept. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 24.0 ppb (23) N/A 29.0 μg/m3 (27) 7.2 μg/m3 (31) 31.0
 
Sept. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 20.0 ppb (19) N/A 27.0 μg/m3 (25) 7.7 μg/m3 (33) 33.0
 
Sept. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 18.0 ppb (17) N/A 39.0 μg/m3 (37) 12.7 μg/m3 (53) 53.0
 
Sept. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 15.0 ppb (14) N/A 28.0 μg/m3 (26) 16.6 μg/m3 (61) 61.0
 
Sept. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 10.0 ppb (10) N/A 36.0 μg/m3 (34) 12.9 μg/m3 (53) 53.0
 
Sept. 19, 2021, noon N/A N/A N/A N/A N/A 17.0 ppb (25) 17.0 ppb (16) N/A 23.0 μg/m3 (22) 13.7 μg/m3 (55) 55.0
 
Sept. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 20.0 ppb (19) N/A 30.0 μg/m3 (28) 10.2 μg/m3 (43) 43.0
 
Sept. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 19.0 ppb (18) N/A 15.0 μg/m3 (14) 15.4 μg/m3 (58) 58.0
 
Sept. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 21.0 ppb (20) N/A 21.0 μg/m3 (20) 10.6 μg/m3 (45) 45.0
 
Sept. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 22.0 ppb (21) N/A 28.0 μg/m3 (26) 12.9 μg/m3 (53) 53.0
 
Sept. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 22.0 ppb (21) N/A 22.0 μg/m3 (21) 17.2 μg/m3 (62) 62.0
 
Sept. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 21.0 ppb (20) N/A 28.0 μg/m3 (26) 9.4 μg/m3 (40) 40.0
 
Sept. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 24.0 ppb (23) N/A 43.0 μg/m3 (40) 13.3 μg/m3 (54) 54.0
 
Sept. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 25.0 ppb (24) N/A 34.0 μg/m3 (32) 13.0 μg/m3 (53) 53.0
 
Sept. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 22.0 ppb (21) N/A 20.0 μg/m3 (19) 18.8 μg/m3 (66) 66.0
 
Sept. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 32.0 ppb (30) N/A 26.0 μg/m3 (25) 13.4 μg/m3 (54) 54.0
 
Sept. 19, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 42.0 ppb (39) N/A 30.0 μg/m3 (28) 13.5 μg/m3 (54) 54.0
 
Sept. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 42.0 ppb (39) N/A 18.0 μg/m3 (17) 5.7 μg/m3 (24) 39.0
 
Sept. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 39.0 ppb (37) N/A 23.0 μg/m3 (22) 6.4 μg/m3 (27) 37.0
 
Sept. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 42.0 ppb (39) N/A 30.0 μg/m3 (28) 7.9 μg/m3 (33) 39.0
 
Sept. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 41.0 ppb (38) N/A 48.0 μg/m3 (45) 7.4 μg/m3 (31) 45.0
 
Sept. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 38.0 ppb (36) N/A 17.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
Sept. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 35.0 ppb (33) N/A 29.0 μg/m3 (27) 6.6 μg/m3 (28) 33.0
 
Sept. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 37.0 μg/m3 (35) 9.9 μg/m3 (42) 42.0
 
Sept. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 20.0 ppb (19) N/A 41.0 μg/m3 (38) 7.8 μg/m3 (33) 38.0
 
Sept. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 14.0 ppb (13) N/A 45.0 μg/m3 (42) 9.8 μg/m3 (41) 42.0
 
Sept. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 13.0 ppb (13) N/A 39.0 μg/m3 (37) 6.3 μg/m3 (27) 37.0
 
Sept. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 9.0 ppb (9) N/A 25.0 μg/m3 (24) 12.2 μg/m3 (52) 52.0
 
Sept. 18, 2021, noon N/A N/A N/A N/A N/A 19.0 ppb (28) 13.0 ppb (13) N/A 24.0 μg/m3 (23) 9.2 μg/m3 (39) 39.0
 
Sept. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 22.0 ppb (21) N/A 21.0 μg/m3 (20) 6.9 μg/m3 (29) 29.0
 
Sept. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 23.0 ppb (22) N/A 15.0 μg/m3 (14) 8.4 μg/m3 (36) 36.0
 
Sept. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 22.0 ppb (21) N/A 12.0 μg/m3 (12) 8.8 μg/m3 (37) 37.0
 
Sept. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 21.0 ppb (20) N/A 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
Sept. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 23.0 ppb (22) N/A 19.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 27.0 ppb (25) N/A 16.0 μg/m3 (15) 8.3 μg/m3 (35) 35.0
 
Sept. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 23.0 ppb (22) N/A 18.0 μg/m3 (17) 6.2 μg/m3 (26) 26.0
 
Sept. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 20.0 μg/m3 (19) 10.6 μg/m3 (45) 45.0
 
Sept. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 31.0 ppb (29) N/A 35.0 μg/m3 (33) 8.7 μg/m3 (37) 37.0
 
Sept. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 24.0 ppb (23) N/A 32.0 μg/m3 (30) 16.0 μg/m3 (60) 60.0
 
Sept. 18, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 41.0 μg/m3 (38) 15.6 μg/m3 (59) 59.0
 
Sept. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 36.0 ppb (34) N/A 60.0 μg/m3 (54) 14.9 μg/m3 (57) 57.0
 
Sept. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 30.0 ppb (28) N/A 40.0 μg/m3 (38) 15.6 μg/m3 (59) 59.0
 
Sept. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 49.0 ppb (46) N/A 37.0 μg/m3 (35) 10.8 μg/m3 (46) 46.0
 
Sept. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 45.0 ppb (42) N/A 36.0 μg/m3 (34) 15.0 μg/m3 (58) 58.0
 
Sept. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 42.0 ppb (39) N/A 36.0 μg/m3 (34) 11.2 μg/m3 (47) 47.0
 
Sept. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 37.0 ppb (35) N/A 46.0 μg/m3 (43) 18.3 μg/m3 (65) 65.0
 
Sept. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 28.0 ppb (26) N/A 44.0 μg/m3 (41) 25.8 μg/m3 (80) 80.0
 
Sept. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 27.0 ppb (39) 23.0 ppb (22) N/A 27.0 μg/m3 (25) 11.7 μg/m3 (49) 49.0
 
Sept. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 17.0 ppb (16) N/A N/A 15.7 μg/m3 (59) 59.0
 
Sept. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 13.0 ppb (13) N/A N/A 8.9 μg/m3 (38) 38.0
 
Sept. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 6.0 ppb (6) N/A 32.0 μg/m3 (30) 13.0 μg/m3 (53) 53.0
 
Sept. 17, 2021, noon N/A N/A N/A N/A N/A 19.0 ppb (28) 10.0 ppb (10) N/A 36.0 μg/m3 (34) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 15.0 ppb (14) N/A 21.0 μg/m3 (20) 9.7 μg/m3 (41) 41.0
 
Sept. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 19.0 ppb (18) N/A 18.0 μg/m3 (17) 8.3 μg/m3 (35) 35.0
 
Sept. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 18.0 ppb (17) N/A 24.0 μg/m3 (23) 5.3 μg/m3 (23) 25.0
 
Sept. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 18.0 ppb (17) N/A 13.0 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
Sept. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 19.0 ppb (18) N/A 15.0 μg/m3 (14) 2.4 μg/m3 (10) 25.0
 
Sept. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 20.0 ppb (19) N/A 22.0 μg/m3 (21) 6.2 μg/m3 (26) 26.0
 
Sept. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 22.0 ppb (21) N/A 28.0 μg/m3 (26) 12.3 μg/m3 (52) 52.0
 
Sept. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 25.0 ppb (24) N/A 24.0 μg/m3 (23) 11.8 μg/m3 (50) 50.0
 
Sept. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 31.0 ppb (29) N/A 71.0 μg/m3 (59) 9.5 μg/m3 (40) 59.0
 
Sept. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 31.0 ppb (29) N/A 23.0 μg/m3 (22) 25.4 μg/m3 (79) 79.0
 
Sept. 17, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 39.0 ppb (37) N/A 24.0 μg/m3 (23) 6.1 μg/m3 (26) 37.0
 
Sept. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 40.0 ppb (38) N/A 21.0 μg/m3 (20) 9.7 μg/m3 (41) 41.0
 
Sept. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 44.0 ppb (41) N/A 31.0 μg/m3 (29) 2.8 μg/m3 (12) 41.0
 
Sept. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 44.0 ppb (41) N/A 37.0 μg/m3 (35) 8.4 μg/m3 (36) 41.0
 
Sept. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 49.0 ppb (46) N/A 41.0 μg/m3 (38) 14.6 μg/m3 (57) 57.0
 
Sept. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 41.0 ppb (38) N/A 26.0 μg/m3 (25) 10.7 μg/m3 (45) 45.0
 
Sept. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 38.0 ppb (36) N/A 25.0 μg/m3 (24) 9.1 μg/m3 (38) 38.0
 
Sept. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 32.0 ppb (30) N/A 40.0 μg/m3 (38) 8.9 μg/m3 (38) 38.0
 
Sept. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 23.0 ppb (22) N/A 51.0 μg/m3 (48) 18.8 μg/m3 (66) 66.0
 
Sept. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 17.0 ppb (16) N/A 61.0 μg/m3 (54) 20.7 μg/m3 (70) 70.0
 
Sept. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 14.0 ppb (13) N/A 45.0 μg/m3 (42) 23.3 μg/m3 (75) 75.0
 
Sept. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 11.0 ppb (11) N/A 39.0 μg/m3 (37) 21.8 μg/m3 (72) 72.0
 
Sept. 16, 2021, noon N/A N/A N/A N/A N/A 20.0 ppb (29) 14.0 ppb (13) N/A 32.0 μg/m3 (30) 15.6 μg/m3 (59) 59.0
 
Sept. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 17.0 ppb (16) N/A 26.0 μg/m3 (25) 14.2 μg/m3 (56) 56.0
 
Sept. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 14.0 ppb (13) N/A 19.0 μg/m3 (18) 11.3 μg/m3 (48) 48.0
 
Sept. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 16.0 ppb (15) N/A 26.0 μg/m3 (25) 10.4 μg/m3 (44) 44.0
 
Sept. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 14.0 ppb (13) N/A 24.0 μg/m3 (23) 16.9 μg/m3 (62) 62.0
 
Sept. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 11.0 ppb (11) N/A 28.0 μg/m3 (26) 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 13.0 ppb (13) N/A 43.0 μg/m3 (40) 14.9 μg/m3 (57) 57.0
 
Sept. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 12.0 ppb (12) N/A 44.0 μg/m3 (41) 18.8 μg/m3 (66) 66.0
 
Sept. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 16.0 ppb (15) N/A 57.0 μg/m3 (52) 19.5 μg/m3 (67) 67.0
 
Sept. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 18.0 ppb (17) N/A 37.0 μg/m3 (35) 20.7 μg/m3 (70) 70.0
 
Sept. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 33.0 ppb (31) N/A 38.0 μg/m3 (36) 17.4 μg/m3 (63) 63.0
 
Sept. 16, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 36.0 ppb (34) N/A 37.0 μg/m3 (35) 7.8 μg/m3 (33) 35.0
 
Sept. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 34.0 ppb (32) N/A 34.0 μg/m3 (32) 5.4 μg/m3 (23) 32.0
 
Sept. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 36.0 ppb (34) N/A 23.0 μg/m3 (22) 1.8 μg/m3 (8) 34.0
 
Sept. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 37.0 ppb (35) N/A 25.0 μg/m3 (24) 3.5 μg/m3 (15) 35.0
 
Sept. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 40.0 ppb (38) N/A 25.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 37.0 ppb (35) N/A 26.0 μg/m3 (25) 4.7 μg/m3 (20) 35.0
 
Sept. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 30.0 ppb (28) N/A 23.0 μg/m3 (22) 6.2 μg/m3 (26) 28.0
 
Sept. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 24.0 ppb (23) N/A 39.0 μg/m3 (37) 3.7 μg/m3 (16) 37.0
 
Sept. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 15.0 ppb (14) N/A 53.0 μg/m3 (50) 7.8 μg/m3 (33) 50.0
 
Sept. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 12.0 ppb (12) N/A 41.0 μg/m3 (38) 10.9 μg/m3 (46) 46.0
 
Sept. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 8.0 ppb (8) N/A 30.0 μg/m3 (28) 8.2 μg/m3 (35) 35.0
 
Sept. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 9.0 ppb (9) N/A 24.0 μg/m3 (23) 4.9 μg/m3 (21) 25.0
 
Sept. 15, 2021, noon N/A N/A N/A N/A N/A 17.0 ppb (25) 12.0 ppb (12) N/A 19.0 μg/m3 (18) 16.3 μg/m3 (60) 60.0
 
Sept. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 13.0 ppb (13) N/A 7.0 μg/m3 (7) 4.6 μg/m3 (20) 25.0
 
Sept. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 15.0 ppb (14) N/A 11.0 μg/m3 (11) 5.1 μg/m3 (22) 25.0
 
Sept. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 11.0 ppb (11) N/A 19.0 μg/m3 (18) 13.0 μg/m3 (53) 53.0
 
Sept. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 17.0 ppb (16) N/A 21.0 μg/m3 (20) 3.8 μg/m3 (16) 25.0
 
Sept. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 20.0 ppb (19) N/A 12.0 μg/m3 (12) 8.3 μg/m3 (35) 35.0
 
Sept. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 18.0 ppb (17) N/A 24.0 μg/m3 (23) 7.7 μg/m3 (33) 33.0
 
Sept. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 15.0 ppb (14) N/A 18.0 μg/m3 (17) 4.2 μg/m3 (18) 25.0
 
Sept. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 18.0 ppb (17) N/A 15.0 μg/m3 (14) 9.1 μg/m3 (38) 38.0
 
Sept. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 19.0 ppb (18) N/A 23.0 μg/m3 (22) 9.7 μg/m3 (41) 41.0
 
Sept. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 25.0 ppb (24) N/A 10.0 μg/m3 (10) 15.9 μg/m3 (59) 59.0
 
Sept. 15, 2021, midnight N/A N/A N/A N/A N/A 17.0 ppb (25) 31.0 ppb (29) N/A 28.0 μg/m3 (26) 6.2 μg/m3 (26) 29.0
 
Sept. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 32.0 ppb (30) N/A 23.0 μg/m3 (22) 1.6 μg/m3 (7) 30.0
 
Sept. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 29.0 ppb (27) N/A 22.0 μg/m3 (21) 5.2 μg/m3 (22) 27.0
 
Sept. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 29.0 ppb (27) N/A 28.0 μg/m3 (26) 4.3 μg/m3 (18) 27.0
 
Sept. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 29.0 ppb (27) N/A 27.0 μg/m3 (25) 2.6 μg/m3 (11) 27.0
 
Sept. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 28.0 ppb (26) N/A 27.0 μg/m3 (25) 5.7 μg/m3 (24) 26.0
 
Sept. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 27.0 ppb (25) N/A 36.0 μg/m3 (34) 5.3 μg/m3 (23) 34.0
 
Sept. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 21.0 ppb (20) N/A 44.0 μg/m3 (41) 10.1 μg/m3 (43) 43.0
 
Sept. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 14.0 ppb (13) N/A 43.0 μg/m3 (40) 15.5 μg/m3 (59) 59.0
 
Sept. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) N/A N/A 41.0 μg/m3 (38) 11.1 μg/m3 (47) 47.0
 
Sept. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) N/A N/A 23.0 μg/m3 (22) 10.2 μg/m3 (43) 43.0
 
Sept. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) N/A N/A 15.0 μg/m3 (14) 3.0 μg/m3 (13) 25.0
 
Sept. 14, 2021, noon N/A N/A N/A N/A N/A 17.0 ppb (25) N/A N/A 11.0 μg/m3 (11) 5.5 μg/m3 (23) 25.0
 
Sept. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) N/A N/A 7.0 μg/m3 (7) 7.3 μg/m3 (31) 31.0
 
Sept. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 17.0 ppb (25) N/A N/A 1.0 μg/m3 (1) 3.1 μg/m3 (13) 25.0