ID: 2550

AQSQID: 80011G008

Site Name: Estaci¢N Cruz Roja

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

Updated: Aug. 3, 2021, 11:02 p.m.

Location: Salamanca (Ezequiel Ordóñez), MX

Reporting: True, Located: True

Current AQI: 81.0

Salamanca (Ezequiel Ordóñez) MX, MX: 20.578558, -101.19886

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 3, 2021, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 67.0 ppb (91) 0.62 ppb (7) 38.0 μg/m3 (36) N/A 91.0
 
Aug. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 64.0 ppb (81) 0.64 ppb (7) 36.0 μg/m3 (34) N/A 81.0
 
Aug. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 58.0 ppb (61) 0.62 ppb (7) 34.0 μg/m3 (32) N/A 61.0
 
Aug. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 50.0 ppb (47) 0.59 ppb (7) 38.0 μg/m3 (36) N/A 47.0
 
Aug. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 43.0 ppb (40) 0.69 ppb (8) 20.0 μg/m3 (19) N/A 40.0
 
Aug. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 30.0 ppb (28) 1.03 ppb (12) 27.0 μg/m3 (25) N/A 28.0
 
Aug. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 25.0 ppb (24) 0.75 ppb (10) 21.0 μg/m3 (20) N/A 24.0
 
Aug. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 22.0 ppb (21) 0.53 ppb (6) 9.0 μg/m3 (9) N/A 21.0
 
Aug. 3, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 10.0 ppb (10) 0.65 ppb (8) 17.0 μg/m3 (16) N/A 16.0
 
Aug. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 11.0 ppb (11) 0.76 ppb (10) 22.0 μg/m3 (21) N/A 21.0
 
Aug. 3, 2021, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (12) 0.56 ppb (7) 25.0 μg/m3 (24) N/A 24.0
 
Aug. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 13.0 ppb (13) 0.41 ppb (5) 15.0 μg/m3 (14) N/A 14.0
 
Aug. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 19.0 ppb (18) 0.38 ppb (5) 23.0 μg/m3 (22) N/A 22.0
 
Aug. 3, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 18.0 ppb (17) 0.4 ppb (5) 19.0 μg/m3 (18) N/A 18.0
 
Aug. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) 0.43 ppb (5) 32.0 μg/m3 (30) N/A 30.0
 
Aug. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 30.0 ppb (28) 0.46 ppb (6) 20.0 μg/m3 (19) N/A 28.0
 
Aug. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 41.0 ppb (38) 0.42 ppb (5) 12.0 μg/m3 (12) N/A 38.0
 
Aug. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 54.0 ppb (50) 0.53 ppb (6) 29.0 μg/m3 (27) N/A 50.0
 
Aug. 3, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 71.0 ppb (101) 0.52 ppb (6) 27.0 μg/m3 (25) N/A 101.0
 
Aug. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 65.0 ppb (84) 0.6 ppb (7) 87.0 μg/m3 (67) N/A 84.0
 
Aug. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 68.0 ppb (94) 0.55 ppb (7) 29.0 μg/m3 (27) N/A 94.0
 
Aug. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 65.0 ppb (84) 0.6 ppb (7) 21.0 μg/m3 (20) N/A 84.0
 
Aug. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 68.0 ppb (94) 0.59 ppb (7) 37.0 μg/m3 (35) N/A 94.0
 
Aug. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 68.0 ppb (94) 0.79 ppb (10) 34.0 μg/m3 (32) N/A 94.0
 
Aug. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A 24.0 ppb (35) 55.0 ppb (51) 0.71 ppb (8) 21.0 μg/m3 (20) N/A 51.0
 
Aug. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 40.0 ppb (38) 0.51 ppb (6) 22.0 μg/m3 (21) N/A 38.0
 
Aug. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A 52.0 ppb (72) 30.0 ppb (28) 0.61 ppb (7) 19.0 μg/m3 (18) N/A 72.0
 
Aug. 2, 2021, 3 p.m. N/A N/A N/A N/A N/A 45.0 ppb (63) 20.0 ppb (19) 0.58 ppb (7) 32.0 μg/m3 (30) N/A 63.0
 
Aug. 2, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 7.0 ppb (7) 0.81 ppb (10) 22.0 μg/m3 (21) N/A 21.0
 
Aug. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 5.0 ppb (5) 0.84 ppb (10) 32.0 μg/m3 (30) N/A 30.0
 
Aug. 2, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 0.5 ppb (6) 26.0 μg/m3 (25) N/A 25.0
 
Aug. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 9.0 ppb (9) 0.38 ppb (5) 23.0 μg/m3 (22) N/A 22.0
 
Aug. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 14.0 ppb (13) 0.39 ppb (5) 17.0 μg/m3 (16) N/A 16.0
 
Aug. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 19.0 ppb (18) 0.34 ppb (4) 19.0 μg/m3 (18) N/A 18.0
 
Aug. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 23.0 ppb (22) 0.38 ppb (5) 24.0 μg/m3 (23) N/A 23.0
 
Aug. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (24) 0.46 ppb (6) 9.0 μg/m3 (9) N/A 24.0
 
Aug. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (20) 0.39 ppb (5) 11.0 μg/m3 (11) N/A 20.0
 
Aug. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) 0.51 ppb (6) 5.0 μg/m3 (5) N/A 32.0
 
Aug. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 42.0 ppb (39) 0.4 ppb (5) 6.0 μg/m3 (6) N/A 39.0
 
Aug. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 44.0 ppb (41) 0.39 ppb (5) 4.0 μg/m3 (4) N/A 41.0
 
Aug. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 44.0 ppb (41) 0.44 ppb (5) 38.0 μg/m3 (36) N/A 41.0
 
Aug. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 46.0 ppb (43) 0.46 ppb (6) 45.0 μg/m3 (42) N/A 43.0
 
Aug. 2, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 60.0 ppb (68) 0.54 ppb (6) 23.0 μg/m3 (22) N/A 68.0
 
Aug. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (50) 0.47 ppb (6) 16.0 μg/m3 (15) N/A 50.0
 
Aug. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 52.0 ppb (49) 0.32 ppb (4) 19.0 μg/m3 (18) N/A 49.0
 
Aug. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 53.0 ppb (50) 0.67 ppb (8) 35.0 μg/m3 (33) N/A 50.0
 
Aug. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 50.0 ppb (47) 0.52 ppb (6) 26.0 μg/m3 (25) N/A 47.0
 
Aug. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 45.0 ppb (42) 0.46 ppb (6) 25.0 μg/m3 (24) N/A 42.0
 
Aug. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (36) 0.41 ppb (5) 24.0 μg/m3 (23) N/A 36.0
 
Aug. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 33.0 ppb (31) 0.36 ppb (5) 22.0 μg/m3 (21) N/A 31.0
 
Aug. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 27.0 ppb (25) 0.43 ppb (5) 29.0 μg/m3 (27) N/A 29.0
 
Aug. 1, 2021, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 18.0 ppb (17) 0.56 ppb (7) 23.0 μg/m3 (22) N/A 22.0
 
Aug. 1, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (12) 0.41 ppb (5) 26.0 μg/m3 (25) N/A 25.0
 
Aug. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 5.0 ppb (5) 0.59 ppb (7) 37.0 μg/m3 (35) N/A 35.0
 
Aug. 1, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) 7.0 ppb (7) 0.43 ppb (5) 34.0 μg/m3 (32) N/A 32.0
 
Aug. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 5.0 ppb (5) 0.34 ppb (4) 35.0 μg/m3 (33) N/A 33.0
 
Aug. 1, 2021, 10 a.m. N/A N/A N/A N/A N/A 27.0 ppb (39) 7.0 ppb (7) 0.33 ppb (4) 36.0 μg/m3 (34) N/A 39.0
 
Aug. 1, 2021, 9 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 10.0 ppb (10) 0.3 ppb (4) 35.0 μg/m3 (33) N/A 33.0
 
Aug. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 13.0 ppb (13) 0.41 ppb (5) 43.0 μg/m3 (40) N/A 40.0
 
Aug. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (16) 0.3 ppb (4) 92.0 μg/m3 (70) N/A 70.0
 
Aug. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A 24.0 ppb (35) 15.0 ppb (14) 1.26 ppb (15) N/A N/A 35.0
 
Aug. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A 78.0 ppb (102) 12.0 ppb (12) 0.35 ppb (4) N/A N/A 102.0
 
Aug. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A 155.0 ppb (137) 17.0 ppb (16) 0.8 ppb (10) N/A N/A 137.0
 
Aug. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A 65.0 ppb (88) 19.0 ppb (18) 0.97 ppb (12) N/A N/A 88.0
 
Aug. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 22.0 ppb (21) 0.62 ppb (7) N/A N/A 21.0
 
Aug. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 40.0 ppb (38) 0.6 ppb (7) N/A N/A 38.0
 
Aug. 1, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 51.0 ppb (48) 0.57 ppb (7) N/A N/A 48.0
 
July 31, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 50.0 ppb (47) 0.6 ppb (7) N/A N/A 47.0
 
July 31, 2021, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 47.0 ppb (44) 0.63 ppb (7) N/A N/A 44.0
 
July 31, 2021, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 40.0 ppb (38) 0.73 ppb (8) N/A N/A 38.0
 
July 31, 2021, 8 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 40.0 ppb (38) 0.89 ppb (11) N/A N/A 38.0
 
July 31, 2021, 7 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 36.0 ppb (34) 0.79 ppb (10) N/A N/A 34.0
 
July 31, 2021, 6 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 36.0 ppb (34) 0.78 ppb (10) N/A N/A 34.0
 
July 31, 2021, 5 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 26.0 ppb (25) 0.76 ppb (10) N/A N/A 29.0
 
July 31, 2021, 4 p.m. N/A N/A N/A N/A N/A 31.0 ppb (45) 18.0 ppb (17) 0.52 ppb (6) N/A N/A 45.0
 
July 31, 2021, 3 p.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 9.0 ppb (9) 0.54 ppb (6) N/A N/A 33.0
 
July 31, 2021, 2 p.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 5.0 ppb (5) 0.6 ppb (7) N/A N/A 43.0
 
July 31, 2021, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 6.0 ppb (6) 0.74 ppb (8) N/A N/A 13.0
 
July 31, 2021, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 4.0 ppb (4) 0.36 ppb (5) N/A N/A 10.0
 
July 31, 2021, 11 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 6.0 ppb (6) 0.33 ppb (4) N/A N/A 23.0
 
July 31, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 10.0 ppb (10) 0.33 ppb (4) N/A N/A 10.0
 
July 31, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 0.32 ppb (4) N/A N/A 14.0
 
July 31, 2021, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 18.0 ppb (17) 0.3 ppb (4) N/A N/A 17.0
 
July 31, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 25.0 ppb (24) 0.3 ppb (4) N/A N/A 24.0
 
July 31, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 29.0 ppb (27) 0.32 ppb (4) 28.0 μg/m3 (26) N/A 27.0
 
July 31, 2021, 5 a.m. N/A N/A N/A N/A N/A 78.0 ppb (102) 19.0 ppb (18) 0.43 ppb (5) 12.0 μg/m3 (12) N/A 102.0
 
July 31, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 21.0 ppb (20) 0.36 ppb (5) 9.0 μg/m3 (9) N/A 20.0
 
July 31, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.34 ppb (4) 15.0 μg/m3 (14) N/A 20.0
 
July 31, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (22) 0.34 ppb (4) 19.0 μg/m3 (18) N/A 22.0
 
July 31, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.34 ppb (4) 22.0 μg/m3 (21) N/A 25.0
 
July 31, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 30.0 ppb (28) 0.34 ppb (4) 17.0 μg/m3 (16) N/A 28.0
 
July 30, 2021, 11 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) 35.0 ppb (33) 0.38 ppb (5) 29.0 μg/m3 (27) N/A 33.0
 
July 30, 2021, 10 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 47.0 ppb (44) 0.35 ppb (4) 30.0 μg/m3 (28) N/A 44.0
 
July 30, 2021, 9 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 46.0 ppb (43) 0.75 ppb (10) 22.0 μg/m3 (21) N/A 43.0
 
July 30, 2021, 8 p.m. N/A N/A N/A N/A N/A 27.0 ppb (39) 43.0 ppb (40) 0.69 ppb (8) 17.0 μg/m3 (16) N/A 40.0
 
July 30, 2021, 7 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 40.0 ppb (38) 0.53 ppb (6) 20.0 μg/m3 (19) N/A 38.0
 
July 30, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 40.0 ppb (38) 0.49 ppb (6) 12.0 μg/m3 (12) N/A 38.0
 
July 30, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) 0.46 ppb (6) 21.0 μg/m3 (20) N/A 34.0
 
July 30, 2021, 4 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 33.0 ppb (31) 0.94 ppb (11) 9.0 μg/m3 (9) N/A 36.0
 
July 30, 2021, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 25.0 ppb (24) 0.62 ppb (7) 18.0 μg/m3 (17) N/A 24.0
 
July 30, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) 0.47 ppb (6) 18.0 μg/m3 (17) N/A 18.0
 
July 30, 2021, 1 p.m. N/A N/A N/A N/A N/A 98.0 ppb (111) 19.0 ppb (18) 0.73 ppb (8) 27.0 μg/m3 (25) N/A 111.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A 225.0 ppb (168) 21.0 ppb (20) 1.45 ppb (16) 14.0 μg/m3 (13) N/A 168.0
 
July 30, 2021, 11 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 26.0 ppb (25) 0.58 ppb (7) 16.0 μg/m3 (15) N/A 26.0
 
July 30, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 28.0 ppb (26) 0.32 ppb (4) 11.0 μg/m3 (11) N/A 26.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 29.0 ppb (27) 0.37 ppb (5) 11.0 μg/m3 (11) N/A 27.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (26) 0.26 ppb (4) 11.0 μg/m3 (11) N/A 26.0
 
July 30, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.26 ppb (4) 17.0 μg/m3 (16) N/A 28.0
 
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.22 ppb (3) 6.0 μg/m3 (6) N/A 28.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.22 ppb (3) 14.0 μg/m3 (13) N/A 27.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) 0.24 ppb (3) 18.0 μg/m3 (17) N/A 27.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) 0.25 ppb (3) 22.0 μg/m3 (21) N/A 28.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.3 ppb (4) 29.0 μg/m3 (27) N/A 28.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (33) 0.53 ppb (6) 22.0 μg/m3 (21) N/A 33.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 47.0 ppb (44) 0.33 ppb (4) 13.0 μg/m3 (13) N/A 44.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 51.0 ppb (48) 0.45 ppb (6) 24.0 μg/m3 (23) N/A 48.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 52.0 ppb (49) 0.49 ppb (6) 23.0 μg/m3 (22) N/A 49.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 55.0 ppb (51) 0.61 ppb (7) 20.0 μg/m3 (19) N/A 51.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 55.0 ppb (51) 0.39 ppb (5) 21.0 μg/m3 (20) N/A 51.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A 31.0 ppb (45) 51.0 ppb (48) 0.63 ppb (7) 21.0 μg/m3 (20) N/A 48.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A 38.0 ppb (54) 45.0 ppb (42) 0.35 ppb (4) 23.0 μg/m3 (22) N/A 54.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A 51.0 ppb (70) 37.0 ppb (35) 0.46 ppb (6) 27.0 μg/m3 (25) N/A 70.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A 57.0 ppb (78) 32.0 ppb (30) 1.04 ppb (12) 15.0 μg/m3 (14) N/A 78.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A 63.0 ppb (85) 29.0 ppb (27) 1.16 ppb (14) 16.0 μg/m3 (15) N/A 85.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 29.0 ppb (27) 1.23 ppb (14) 16.0 μg/m3 (15) N/A 29.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) 0.32 ppb (4) 17.0 μg/m3 (16) N/A 28.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 31.0 ppb (29) 0.64 ppb (7) 13.0 μg/m3 (13) N/A 29.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 33.0 ppb (31) 0.24 ppb (3) 11.0 μg/m3 (11) N/A 31.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.24 ppb (3) 9.0 μg/m3 (9) N/A 28.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) 0.24 ppb (3) 11.0 μg/m3 (11) N/A 29.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 27.0 ppb (25) 0.24 ppb (3) 19.0 μg/m3 (18) N/A 25.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 19.0 ppb (18) 0.33 ppb (4) 28.0 μg/m3 (26) N/A 26.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.43 ppb (5) 24.0 μg/m3 (23) N/A 25.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 31.0 ppb (29) 0.46 ppb (6) 20.0 μg/m3 (19) N/A 29.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) 0.45 ppb (6) 20.0 μg/m3 (19) N/A 35.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 44.0 ppb (41) 0.46 ppb (6) 32.0 μg/m3 (30) N/A 41.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.65 ppb (8) 29.0 μg/m3 (27) N/A 27.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 55.0 ppb (51) 0.62 ppb (7) 19.0 μg/m3 (18) N/A 51.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 55.0 ppb (51) 0.45 ppb (6) 19.0 μg/m3 (18) N/A 51.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 61.0 ppb (71) 0.5 ppb (6) 25.0 μg/m3 (24) N/A 71.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 59.0 ppb (65) 0.65 ppb (8) 13.0 μg/m3 (13) N/A 65.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 55.0 ppb (51) 0.47 ppb (6) 14.0 μg/m3 (13) N/A 51.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 54.0 ppb (50) 0.49 ppb (6) 14.0 μg/m3 (13) N/A 50.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 55.0 ppb (51) 0.52 ppb (6) 16.0 μg/m3 (15) N/A 51.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 51.0 ppb (48) 0.58 ppb (7) 33.0 μg/m3 (31) N/A 48.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A 31.0 ppb (45) 45.0 ppb (42) 0.47 ppb (6) 19.0 μg/m3 (18) N/A 45.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A 58.0 ppb (79) 41.0 ppb (38) 0.71 ppb (8) 19.0 μg/m3 (18) N/A 79.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A 37.0 ppb (53) 26.0 ppb (25) 0.59 ppb (7) 36.0 μg/m3 (34) N/A 53.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A 31.0 ppb (45) 14.0 ppb (13) 0.62 ppb (7) 43.0 μg/m3 (40) N/A 45.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) 0.66 ppb (8) 18.0 μg/m3 (17) N/A 18.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 25.0 ppb (24) 0.43 ppb (5) 20.0 μg/m3 (19) N/A 24.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 29.0 ppb (27) 0.38 ppb (5) 13.0 μg/m3 (13) N/A 27.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 32.0 ppb (30) 0.36 ppb (5) 8.0 μg/m3 (8) N/A 30.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 26.0 ppb (25) 0.4 ppb (5) 29.0 μg/m3 (27) N/A 27.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A 95.0 ppb (110) 22.0 ppb (21) 0.39 ppb (5) 30.0 μg/m3 (28) N/A 110.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A 78.0 ppb (102) 30.0 ppb (28) 0.38 ppb (5) 35.0 μg/m3 (33) N/A 102.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 35.0 ppb (33) 0.33 ppb (4) 18.0 μg/m3 (17) N/A 33.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 41.0 ppb (38) 0.39 ppb (5) 15.0 μg/m3 (14) N/A 38.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 38.0 ppb (36) 0.29 ppb (4) 14.0 μg/m3 (13) N/A 36.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) 0.32 ppb (4) 23.0 μg/m3 (22) N/A 34.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 40.0 ppb (38) 0.36 ppb (5) 22.0 μg/m3 (21) N/A 38.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 54.0 ppb (50) 0.45 ppb (6) 16.0 μg/m3 (15) N/A 50.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) 58.0 ppb (61) 0.51 ppb (6) 19.0 μg/m3 (18) N/A 61.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 60.0 ppb (68) 0.38 ppb (5) 14.0 μg/m3 (13) N/A 68.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 61.0 ppb (71) 0.38 ppb (5) 20.0 μg/m3 (19) N/A 71.0
 
July 27, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 56.0 ppb (55) 0.48 ppb (6) 12.0 μg/m3 (12) N/A 55.0
 
July 27, 2021, 8 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 52.0 ppb (49) 0.62 ppb (7) 12.0 μg/m3 (12) N/A 49.0
 
July 27, 2021, 7 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 47.0 ppb (44) 0.58 ppb (7) 11.0 μg/m3 (11) N/A 44.0