ID: 2557

AQSQID: 80011G003

Site Name: Estaci¢N San Juanico

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

Updated: Oct. 19, 2021, 11:02 a.m.

Location: Celaya (Las Gorditas De Doña Chango), MX

Reporting: True, Located: True

Current AQI: 36.0

Celaya (Las Gorditas De Doña Chango) MX, MX: 20.537683, -100.83994

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 11.0 ppb (11) 1.13 ppb (13) 27.0 μg/m3 (25) 8.6 μg/m3 (36) 36.0
 
Oct. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 10.0 ppb (10) 1.17 ppb (14) 33.0 μg/m3 (31) 8.4 μg/m3 (36) 36.0
 
Oct. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 7.0 ppb (7) 1.25 ppb (14) 60.0 μg/m3 (54) 10.9 μg/m3 (46) 54.0
 
Oct. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 11.0 ppb (11) 1.28 ppb (15) 60.0 μg/m3 (54) 8.5 μg/m3 (36) 54.0
 
Oct. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) 1.25 ppb (14) 62.0 μg/m3 (55) 9.3 μg/m3 (39) 55.0
 
Oct. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 41.0 ppb (38) 1.33 ppb (15) 51.0 μg/m3 (48) 7.5 μg/m3 (32) 48.0
 
Oct. 19, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) 65.0 ppb (84) 1.15 ppb (13) 45.0 μg/m3 (42) 4.3 μg/m3 (18) 84.0
 
Oct. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 70.0 ppb (100) 1.14 ppb (13) 42.0 μg/m3 (39) 5.6 μg/m3 (24) 100.0
 
Oct. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 73.0 ppb (103) 1.1 ppb (13) 40.0 μg/m3 (38) 8.3 μg/m3 (35) 103.0
 
Oct. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 71.0 ppb (101) 1.15 ppb (13) 36.0 μg/m3 (34) 3.6 μg/m3 (16) 101.0
 
Oct. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 66.0 ppb (87) 1.15 ppb (13) 37.0 μg/m3 (35) 2.5 μg/m3 (11) 87.0
 
Oct. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 59.0 ppb (65) 1.18 ppb (14) 24.0 μg/m3 (23) 4.6 μg/m3 (20) 65.0
 
Oct. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 49.0 ppb (46) 1.14 ppb (13) 32.0 μg/m3 (30) 6.8 μg/m3 (29) 46.0
 
Oct. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 40.0 ppb (38) 1.14 ppb (13) 39.0 μg/m3 (37) 7.8 μg/m3 (33) 38.0
 
Oct. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 30.0 ppb (28) 1.19 ppb (14) 33.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
Oct. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) 1.23 ppb (14) 43.0 μg/m3 (40) 12.6 μg/m3 (53) 53.0
 
Oct. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 8.0 ppb (8) 1.41 ppb (16) 50.0 μg/m3 (47) 8.7 μg/m3 (37) 47.0
 
Oct. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 2.0 ppb (2) 1.39 ppb (16) 22.0 μg/m3 (21) 12.8 μg/m3 (53) 53.0
 
Oct. 18, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) 7.0 ppb (7) 1.2 ppb (14) 13.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
Oct. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 12.0 ppb (12) 1.09 ppb (13) 13.0 μg/m3 (13) 5.3 μg/m3 (23) 23.0
 
Oct. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 17.0 ppb (16) 1.06 ppb (13) 8.0 μg/m3 (8) 8.9 μg/m3 (38) 38.0
 
Oct. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 13.0 ppb (13) 1.07 ppb (13) 7.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Oct. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) 1.05 ppb (13) 9.0 μg/m3 (9) 4.2 μg/m3 (18) 21.0
 
Oct. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 31.0 ppb (29) 1.04 ppb (12) 12.0 μg/m3 (12) 3.9 μg/m3 (17) 29.0
 
Oct. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 30.0 ppb (28) 1.06 ppb (13) 15.0 μg/m3 (14) 5.6 μg/m3 (24) 28.0
 
Oct. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 28.0 ppb (26) 1.09 ppb (13) 17.0 μg/m3 (16) 5.7 μg/m3 (24) 26.0
 
Oct. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (27) 1.12 ppb (13) 23.0 μg/m3 (22) 5.2 μg/m3 (22) 27.0
 
Oct. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 26.0 ppb (25) 1.15 ppb (13) 22.0 μg/m3 (21) 3.1 μg/m3 (13) 25.0
 
Oct. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 29.0 ppb (27) 1.16 ppb (14) 25.0 μg/m3 (24) 3.2 μg/m3 (14) 27.0
 
Oct. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 31.0 ppb (29) 1.15 ppb (13) 29.0 μg/m3 (27) 2.8 μg/m3 (12) 29.0
 
Oct. 18, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) 38.0 ppb (36) 1.13 ppb (13) 37.0 μg/m3 (35) 1.1 μg/m3 (5) 36.0
 
Oct. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 43.0 ppb (40) 1.11 ppb (13) 34.0 μg/m3 (32) 0.6 μg/m3 (3) 40.0
 
Oct. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 43.0 ppb (40) 1.08 ppb (13) 34.0 μg/m3 (32) 0.6 μg/m3 (3) 40.0
 
Oct. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 46.0 ppb (43) 1.08 ppb (13) 32.0 μg/m3 (30) 1.5 μg/m3 (7) 43.0
 
Oct. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 51.0 ppb (48) 1.07 ppb (13) 32.0 μg/m3 (30) 2.2 μg/m3 (10) 48.0
 
Oct. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 52.0 ppb (49) 1.07 ppb (13) 23.0 μg/m3 (22) 1.6 μg/m3 (7) 49.0
 
Oct. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 48.0 ppb (45) 1.08 ppb (13) 19.0 μg/m3 (18) 2.0 μg/m3 (9) 45.0
 
Oct. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 41.0 ppb (38) 1.09 ppb (13) 20.0 μg/m3 (19) 2.5 μg/m3 (11) 38.0
 
Oct. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 34.0 ppb (32) 1.14 ppb (13) 22.0 μg/m3 (21) 3.4 μg/m3 (15) 32.0
 
Oct. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 30.0 ppb (28) 1.1 ppb (13) 15.0 μg/m3 (14) 4.1 μg/m3 (18) 28.0
 
Oct. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 23.0 ppb (22) 1.13 ppb (13) 25.0 μg/m3 (24) 5.1 μg/m3 (22) 24.0
 
Oct. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 23.0 ppb (22) 1.1 ppb (13) 18.0 μg/m3 (17) 5.6 μg/m3 (24) 24.0
 
Oct. 17, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) 20.0 ppb (19) 1.08 ppb (13) 12.0 μg/m3 (12) 6.6 μg/m3 (28) 28.0
 
Oct. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 25.0 ppb (24) 1.04 ppb (12) 15.0 μg/m3 (14) 3.8 μg/m3 (16) 24.0
 
Oct. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 27.0 ppb (25) 1.02 ppb (12) 12.0 μg/m3 (12) 3.5 μg/m3 (15) 25.0
 
Oct. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (25) 1.03 ppb (12) 8.0 μg/m3 (8) 2.3 μg/m3 (10) 25.0
 
Oct. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 28.0 ppb (26) 1.03 ppb (12) 10.0 μg/m3 (10) 2.7 μg/m3 (12) 26.0
 
Oct. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 32.0 ppb (30) 1.02 ppb (12) 14.0 μg/m3 (13) 2.3 μg/m3 (10) 30.0
 
Oct. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 31.0 ppb (29) 1.03 ppb (12) 17.0 μg/m3 (16) 1.1 μg/m3 (5) 29.0
 
Oct. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 28.0 ppb (26) 1.07 ppb (13) 22.0 μg/m3 (21) 1.1 μg/m3 (5) 26.0
 
Oct. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 23.0 ppb (22) 1.13 ppb (13) 20.0 μg/m3 (19) 2.2 μg/m3 (10) 22.0
 
Oct. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 24.0 ppb (23) 1.14 ppb (13) 27.0 μg/m3 (25) 2.7 μg/m3 (12) 25.0
 
Oct. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) 1.18 ppb (14) 32.0 μg/m3 (30) 2.8 μg/m3 (12) 30.0
 
Oct. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 29.0 ppb (27) 1.11 ppb (13) 86.0 μg/m3 (67) 5.6 μg/m3 (24) 67.0
 
Oct. 17, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) 35.0 ppb (33) 1.08 ppb (13) 50.0 μg/m3 (47) 7.3 μg/m3 (31) 47.0
 
Oct. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 40.0 ppb (38) 1.07 ppb (13) 42.0 μg/m3 (39) 5.3 μg/m3 (23) 39.0
 
Oct. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 45.0 ppb (42) 1.06 ppb (13) 35.0 μg/m3 (33) 4.5 μg/m3 (19) 42.0
 
Oct. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 45.0 ppb (42) 1.09 ppb (13) 42.0 μg/m3 (39) 5.1 μg/m3 (22) 42.0
 
Oct. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 42.0 ppb (39) 1.06 ppb (13) 33.0 μg/m3 (31) 6.8 μg/m3 (29) 39.0
 
Oct. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 39.0 ppb (37) 1.06 ppb (13) 62.0 μg/m3 (55) 10.9 μg/m3 (46) 55.0
 
Oct. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 38.0 ppb (36) 1.08 ppb (13) 48.0 μg/m3 (45) 10.1 μg/m3 (43) 45.0
 
Oct. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 29.0 ppb (27) 1.13 ppb (13) 42.0 μg/m3 (39) 7.2 μg/m3 (31) 39.0
 
Oct. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (26) 1.15 ppb (13) 62.0 μg/m3 (55) 19.8 μg/m3 (68) 68.0
 
Oct. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 16.0 ppb (15) 1.24 ppb (14) 71.0 μg/m3 (59) 24.1 μg/m3 (77) 77.0
 
Oct. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 10.0 ppb (10) 1.3 ppb (15) 69.0 μg/m3 (58) 19.5 μg/m3 (67) 67.0
 
Oct. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 9.0 ppb (9) 1.19 ppb (14) 49.0 μg/m3 (46) 21.2 μg/m3 (71) 71.0
 
Oct. 16, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (14) 1.13 ppb (13) 40.0 μg/m3 (38) 18.0 μg/m3 (64) 64.0
 
Oct. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 16.0 ppb (15) 1.09 ppb (13) 32.0 μg/m3 (30) 12.9 μg/m3 (53) 53.0
 
Oct. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (19) 1.07 ppb (13) 27.0 μg/m3 (25) 16.0 μg/m3 (60) 60.0
 
Oct. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 23.0 ppb (22) 1.07 ppb (13) 28.0 μg/m3 (26) 14.5 μg/m3 (57) 57.0
 
Oct. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 20.0 ppb (19) 1.09 ppb (13) 37.0 μg/m3 (35) 16.1 μg/m3 (60) 60.0
 
Oct. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 24.0 ppb (23) 1.07 ppb (13) 36.0 μg/m3 (34) 11.7 μg/m3 (49) 49.0
 
Oct. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) 1.1 ppb (13) 38.0 μg/m3 (36) 12.9 μg/m3 (53) 53.0
 
Oct. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 24.0 ppb (23) 1.11 ppb (13) 47.0 μg/m3 (44) 12.8 μg/m3 (53) 53.0
 
Oct. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 21.0 ppb (20) 1.17 ppb (14) 52.0 μg/m3 (49) 11.6 μg/m3 (49) 49.0
 
Oct. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 18.0 ppb (17) 1.25 ppb (14) 44.0 μg/m3 (41) 11.5 μg/m3 (48) 48.0
 
Oct. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 23.0 ppb (22) 1.24 ppb (14) 66.0 μg/m3 (57) 9.7 μg/m3 (41) 57.0
 
Oct. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 20.0 ppb (19) 1.34 ppb (15) 81.0 μg/m3 (64) 10.8 μg/m3 (46) 64.0
 
Oct. 16, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) 45.0 ppb (42) 1.24 ppb (14) 78.0 μg/m3 (63) 11.8 μg/m3 (50) 63.0
 
Oct. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 70.0 ppb (100) 1.17 ppb (14) 64.0 μg/m3 (56) 9.2 μg/m3 (39) 100.0
 
Oct. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 67.0 ppb (91) 1.2 ppb (14) 46.0 μg/m3 (43) 11.5 μg/m3 (48) 91.0
 
Oct. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 77.0 ppb (105) 1.16 ppb (14) 56.0 μg/m3 (52) 11.3 μg/m3 (48) 105.0
 
Oct. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 84.0 ppb (108) 1.27 ppb (15) 54.0 μg/m3 (50) 12.7 μg/m3 (53) 108.0
 
Oct. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 78.0 ppb (105) N/A 66.0 μg/m3 (57) 13.0 μg/m3 (53) 105.0
 
Oct. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 64.0 ppb (81) N/A 49.0 μg/m3 (46) 12.3 μg/m3 (52) 81.0
 
Oct. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 50.0 ppb (47) N/A 59.0 μg/m3 (53) 14.4 μg/m3 (56) 56.0
 
Oct. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (29) N/A 69.0 μg/m3 (58) 17.8 μg/m3 (63) 63.0
 
Oct. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 13.0 ppb (13) N/A 89.0 μg/m3 (68) 20.9 μg/m3 (70) 70.0
 
Oct. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 1.0 ppb (1) N/A 92.0 μg/m3 (70) 21.8 μg/m3 (72) 72.0
 
Oct. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 1.0 ppb (1) N/A 103.0 μg/m3 (75) 31.6 μg/m3 (93) 93.0
 
Oct. 15, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) N/A 64.0 μg/m3 (56) 23.8 μg/m3 (76) 76.0
 
Oct. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 77.0 μg/m3 (62) 35.4 μg/m3 (100) 100.0
 
Oct. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) N/A 73.0 μg/m3 (60) 25.1 μg/m3 (79) 79.0
 
Oct. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) N/A 76.0 μg/m3 (62) 23.1 μg/m3 (75) 75.0
 
Oct. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 3.0 ppb (3) N/A 53.0 μg/m3 (50) 20.7 μg/m3 (70) 70.0
 
Oct. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 13.0 ppb (13) N/A 63.0 μg/m3 (55) 15.4 μg/m3 (58) 58.0
 
Oct. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 10.0 ppb (10) N/A 79.0 μg/m3 (63) 25.9 μg/m3 (81) 81.0
 
Oct. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 6.0 ppb (6) N/A 115.0 μg/m3 (81) 31.8 μg/m3 (93) 93.0
 
Oct. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 4.0 ppb (4) N/A 139.0 μg/m3 (93) 29.8 μg/m3 (89) 93.0
 
Oct. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (3) N/A 119.0 μg/m3 (83) 21.6 μg/m3 (71) 83.0
 
Oct. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 18.0 ppb (17) N/A 122.0 μg/m3 (85) 20.9 μg/m3 (70) 85.0
 
Oct. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 36.0 ppb (34) N/A 71.0 μg/m3 (59) 15.4 μg/m3 (58) 59.0
 
Oct. 15, 2021, midnight N/A N/A N/A N/A N/A 12.0 ppb (18) 59.0 ppb (65) N/A 45.0 μg/m3 (42) 16.9 μg/m3 (62) 65.0
 
Oct. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 65.0 ppb (84) N/A 57.0 μg/m3 (52) 16.9 μg/m3 (62) 84.0
 
Oct. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 64.0 ppb (81) N/A 42.0 μg/m3 (39) 13.4 μg/m3 (54) 81.0
 
Oct. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 55.0 ppb (51) N/A 38.0 μg/m3 (36) 5.9 μg/m3 (25) 51.0
 
Oct. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 49.0 ppb (46) N/A 46.0 μg/m3 (43) 15.6 μg/m3 (59) 59.0
 
Oct. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 54.0 ppb (50) N/A 70.0 μg/m3 (59) 16.2 μg/m3 (60) 60.0
 
Oct. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 53.0 ppb (50) N/A 63.0 μg/m3 (55) 20.2 μg/m3 (69) 69.0
 
Oct. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 34.0 ppb (32) N/A 66.0 μg/m3 (57) 18.7 μg/m3 (65) 65.0
 
Oct. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 22.0 ppb (21) N/A 97.0 μg/m3 (72) 27.6 μg/m3 (84) 84.0
 
Oct. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 10.0 ppb (10) N/A 116.0 μg/m3 (82) 26.3 μg/m3 (81) 82.0
 
Oct. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 6.0 ppb (6) N/A 117.0 μg/m3 (82) 26.9 μg/m3 (83) 83.0
 
Oct. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 2.0 ppb (2) N/A 69.0 μg/m3 (58) 22.9 μg/m3 (74) 74.0
 
Oct. 14, 2021, noon N/A N/A N/A N/A N/A 16.0 ppb (23) 2.0 ppb (2) N/A 59.0 μg/m3 (53) 21.1 μg/m3 (70) 70.0
 
Oct. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 0.0 ppb (0) N/A 30.0 μg/m3 (28) 8.3 μg/m3 (35) 35.0
 
Oct. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) N/A 29.0 μg/m3 (27) 7.2 μg/m3 (31) 31.0
 
Oct. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 5.0 ppb (5) N/A 34.0 μg/m3 (32) 10.0 μg/m3 (42) 42.0
 
Oct. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 8.0 ppb (8) N/A 29.0 μg/m3 (27) 6.3 μg/m3 (27) 27.0
 
Oct. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 15.0 ppb (14) N/A 32.0 μg/m3 (30) 6.6 μg/m3 (28) 30.0
 
Oct. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 14.0 ppb (13) N/A 27.0 μg/m3 (25) 9.5 μg/m3 (40) 40.0
 
Oct. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 16.0 ppb (15) N/A 48.0 μg/m3 (45) 12.4 μg/m3 (52) 52.0
 
Oct. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 11.0 ppb (11) N/A 84.0 μg/m3 (66) 12.7 μg/m3 (53) 66.0
 
Oct. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 9.0 ppb (9) N/A 72.0 μg/m3 (60) 15.8 μg/m3 (59) 60.0
 
Oct. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 14.0 ppb (13) N/A 61.0 μg/m3 (54) 9.1 μg/m3 (38) 54.0
 
Oct. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) N/A 72.0 μg/m3 (60) 8.9 μg/m3 (38) 60.0
 
Oct. 14, 2021, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) N/A 49.0 μg/m3 (46) 7.2 μg/m3 (31) 46.0
 
Oct. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (39) N/A 47.0 μg/m3 (44) 6.7 μg/m3 (28) 44.0
 
Oct. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 42.0 ppb (39) N/A 28.0 μg/m3 (26) 2.9 μg/m3 (13) 39.0
 
Oct. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 34.0 ppb (32) N/A 36.0 μg/m3 (34) 6.0 μg/m3 (25) 34.0
 
Oct. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 37.0 ppb (35) N/A 43.0 μg/m3 (40) 10.0 μg/m3 (42) 42.0
 
Oct. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 45.0 ppb (42) N/A 53.0 μg/m3 (50) 12.9 μg/m3 (53) 53.0
 
Oct. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 52.0 ppb (49) N/A 49.0 μg/m3 (46) 11.8 μg/m3 (50) 50.0
 
Oct. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (33) N/A 62.0 μg/m3 (55) 17.9 μg/m3 (64) 64.0
 
Oct. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) N/A 94.0 μg/m3 (71) 25.2 μg/m3 (79) 79.0
 
Oct. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 7.0 ppb (7) N/A 117.0 μg/m3 (82) 20.3 μg/m3 (69) 82.0
 
Oct. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 2.0 ppb (2) N/A 75.0 μg/m3 (61) 16.8 μg/m3 (61) 61.0
 
Oct. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 0.0 ppb (0) N/A 75.0 μg/m3 (61) 18.1 μg/m3 (64) 64.0
 
Oct. 13, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) N/A 59.0 μg/m3 (53) 14.6 μg/m3 (57) 57.0
 
Oct. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 6.0 ppb (6) N/A 33.0 μg/m3 (31) 10.7 μg/m3 (45) 45.0
 
Oct. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 1.0 ppb (1) N/A 30.0 μg/m3 (28) 7.5 μg/m3 (32) 32.0
 
Oct. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 6.0 ppb (6) N/A 39.0 μg/m3 (37) 9.0 μg/m3 (38) 38.0
 
Oct. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 5.0 ppb (5) N/A 32.0 μg/m3 (30) 12.8 μg/m3 (53) 53.0
 
Oct. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 8.0 ppb (8) N/A 36.0 μg/m3 (34) 9.5 μg/m3 (40) 40.0
 
Oct. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 13.0 ppb (13) N/A 39.0 μg/m3 (37) 15.7 μg/m3 (59) 59.0
 
Oct. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 12.0 ppb (12) N/A 38.0 μg/m3 (36) 10.5 μg/m3 (44) 44.0
 
Oct. 13, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 16.0 ppb (15) N/A 33.0 μg/m3 (31) 6.1 μg/m3 (26) 31.0
 
Oct. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) N/A 44.0 μg/m3 (41) 9.0 μg/m3 (38) 41.0
 
Oct. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 18.0 ppb (17) N/A 60.0 μg/m3 (54) 11.5 μg/m3 (48) 54.0
 
Oct. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 21.0 ppb (20) N/A 40.0 μg/m3 (38) 11.3 μg/m3 (48) 48.0
 
Oct. 13, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) 31.0 ppb (29) N/A 37.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Oct. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 44.0 ppb (41) N/A 44.0 μg/m3 (41) 12.4 μg/m3 (52) 52.0
 
Oct. 12, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 49.0 ppb (46) N/A 46.0 μg/m3 (43) 11.6 μg/m3 (49) 49.0
 
Oct. 12, 2021, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 55.0 ppb (51) N/A 53.0 μg/m3 (50) 15.1 μg/m3 (58) 58.0
 
Oct. 12, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 59.0 ppb (65) N/A 54.0 μg/m3 (50) 16.1 μg/m3 (60) 65.0
 
Oct. 12, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 59.0 ppb (65) N/A 56.0 μg/m3 (52) 14.5 μg/m3 (57) 65.0
 
Oct. 12, 2021, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 48.0 ppb (45) N/A 64.0 μg/m3 (56) 11.6 μg/m3 (49) 56.0
 
Oct. 12, 2021, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 29.0 ppb (27) N/A 75.0 μg/m3 (61) 18.6 μg/m3 (65) 65.0
 
Oct. 12, 2021, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 15.0 ppb (14) N/A 69.0 μg/m3 (58) 16.7 μg/m3 (61) 61.0
 
Oct. 12, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 6.0 ppb (6) N/A 109.0 μg/m3 (78) 21.6 μg/m3 (71) 78.0
 
Oct. 12, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 1.0 ppb (1) N/A 72.0 μg/m3 (60) 16.1 μg/m3 (60) 60.0
 
Oct. 12, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 96.0 μg/m3 (72) 17.1 μg/m3 (62) 72.0
 
Oct. 12, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 41.0 μg/m3 (38) 14.1 μg/m3 (56) 56.0
 
Oct. 12, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 27.0 μg/m3 (25) 10.9 μg/m3 (46) 46.0
 
Oct. 12, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A 31.0 μg/m3 (29) 12.9 μg/m3 (53) 53.0
 
Oct. 12, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A 38.0 μg/m3 (36) 10.2 μg/m3 (43) 43.0
 
Oct. 12, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 7.0 ppb (7) N/A 31.0 μg/m3 (29) 10.3 μg/m3 (43) 43.0
 
Oct. 12, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 11.0 ppb (11) N/A 28.0 μg/m3 (26) 9.4 μg/m3 (40) 40.0