AQSQID: 800090034

Site Name: Uam Xochimilco

Location: Ciudad de México (Puerta de Ávila), MX

Reporting: True, Located: True

Current AQI: 38.0

Ciudad de México (Puerta de Ávila) MX, MX: 19.3044, -99.0738

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 20, 2019, 4 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 23.0 ppb (18) 0.8 ppb (9) N/A 9.0 μg/m3 (38) 38.0
 
July 20, 2019, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 13.0 ppb (10) 0.8 ppb (9) N/A 19.0 μg/m3 (65) 65.0
 
July 20, 2019, 2 p.m. N/A N/A N/A 25.0 ppb (23) N/A 1.0 ppb (1) 3.0 ppb (2) 1.1 ppb (12) N/A 14.0 μg/m3 (54) 54.0
 
July 20, 2019, 1 p.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 1.0 ppb (1) 0.9 ppb (10) N/A 17.0 μg/m3 (61) 61.0
 
July 20, 2019, noon N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 1.0 ppb (1) 1.1 ppb (12) N/A 11.0 μg/m3 (46) 46.0
 
July 20, 2019, 11 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 1.0 ppb (1) 0.8 ppb (9) N/A 13.0 μg/m3 (52) 52.0
 
July 20, 2019, 10 a.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 2.0 ppb (2) 0.8 ppb (9) N/A 19.0 μg/m3 (65) 65.0
 
July 20, 2019, 9 a.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 2.0 ppb (2) 0.9 ppb (10) N/A 13.0 μg/m3 (52) 52.0
 
July 20, 2019, 8 a.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) 2.0 ppb (2) 0.9 ppb (10) N/A N/A 26.0
 
July 20, 2019, 7 a.m. N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 5.0 ppb (4) 0.9 ppb (10) N/A N/A 27.0
 
July 20, 2019, 6 a.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) 10.0 ppb (8) 0.8 ppb (9) N/A 8.0 μg/m3 (33) 33.0
 
July 20, 2019, 5 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 22.0 ppb (17) 0.6 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
July 20, 2019, 4 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 25.0 ppb (19) 0.7 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
July 20, 2019, 3 a.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 24.0 ppb (18) 0.7 ppb (8) N/A 16.0 μg/m3 (59) 59.0
 
July 20, 2019, 2 a.m. N/A N/A N/A 25.0 ppb (23) N/A 1.0 ppb (1) 24.0 ppb (18) 0.7 ppb (8) N/A 16.0 μg/m3 (59) 59.0
 
July 20, 2019, 1 a.m. N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 24.0 ppb (18) 0.8 ppb (9) N/A 11.0 μg/m3 (46) 46.0
 
July 20, 2019, midnight N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 33.0 ppb (25) 0.7 ppb (8) N/A 15.0 μg/m3 (56) 56.0
 
July 19, 2019, 11 p.m. N/A N/A N/A 25.0 ppb (23) N/A 1.0 ppb (1) 38.0 ppb (29) 0.8 ppb (9) N/A 39.0 μg/m3 (109) 109.0
 
July 19, 2019, 10 p.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 47.0 ppb (36) 0.5 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
July 19, 2019, 9 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 78.0 ppb (61) 0.4 ppb (4) N/A 11.0 μg/m3 (46) 61.0
 
July 19, 2019, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 86.0 ppb (68) 0.5 ppb (6) N/A 18.0 μg/m3 (63) 68.0
 
July 19, 2019, 7 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 74.0 ppb (57) 0.5 ppb (6) N/A 24.0 μg/m3 (76) 76.0
 
July 19, 2019, 6 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 53.0 ppb (41) 0.7 ppb (8) N/A 18.0 μg/m3 (63) 63.0
 
July 19, 2019, 5 p.m. N/A N/A N/A 34.0 ppb (31) N/A 2.0 ppb (3) 37.0 ppb (28) 1.0 ppb (11) N/A 14.0 μg/m3 (54) 54.0
 
July 19, 2019, 4 p.m. N/A N/A N/A 27.0 ppb (25) N/A 2.0 ppb (3) 29.0 ppb (22) 0.8 ppb (9) N/A 7.0 μg/m3 (29) 29.0
 
July 19, 2019, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 19.0 ppb (15) 0.9 ppb (10) N/A 11.0 μg/m3 (46) 46.0
 
July 19, 2019, 2 p.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 3.0 ppb (2) 1.4 ppb (16) N/A 20.0 μg/m3 (67) 67.0
 
July 19, 2019, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 1.0 ppb (1) 1.2 ppb (13) N/A 13.0 μg/m3 (52) 52.0
 
July 19, 2019, noon N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 9.0 ppb (7) 0.7 ppb (8) N/A 10.0 μg/m3 (42) 42.0
 
July 19, 2019, 11 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 16.0 ppb (12) 0.5 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
July 19, 2019, 10 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 18.0 ppb (14) 0.5 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 19, 2019, 9 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 16.0 ppb (12) 0.5 ppb (6) N/A 1.0 μg/m3 (4) 12.0
 
July 19, 2019, 8 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 18.0 ppb (14) 0.5 ppb (6) N/A 1.0 μg/m3 (4) 14.0
 
July 19, 2019, 7 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 26.0 ppb (20) 0.5 ppb (6) N/A N/A 20.0
 
July 19, 2019, 6 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 24.0 ppb (18) 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 19, 2019, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 21.0 ppb (16) 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 19, 2019, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 26.0 ppb (20) 0.5 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
July 19, 2019, 3 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 24.0 ppb (18) 0.6 ppb (7) N/A 35.0 μg/m3 (99) 99.0
 
July 19, 2019, 2 a.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 24.0 ppb (18) 0.7 ppb (8) N/A 39.0 μg/m3 (109) 109.0
 
July 19, 2019, 1 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 42.0 ppb (32) 0.7 ppb (8) N/A 10.0 μg/m3 (42) 42.0
 
July 19, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 55.0 ppb (42) 0.4 ppb (4) N/A 1.0 μg/m3 (4) 42.0
 
July 18, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 59.0 ppb (45) 0.3 ppb (3) N/A 4.0 μg/m3 (17) 45.0
 
July 18, 2019, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 64.0 ppb (49) 0.4 ppb (4) N/A 25.0 μg/m3 (78) 78.0
 
July 18, 2019, 9 p.m. N/A N/A N/A 9.0 ppb (8) N/A 3.0 ppb (4) 83.0 ppb (65) 0.5 ppb (6) N/A 24.0 μg/m3 (76) 76.0
 
July 18, 2019, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A 4.0 ppb (6) 92.0 ppb (72) 0.5 ppb (6) N/A 57.0 μg/m3 (151) 151.0
 
July 18, 2019, 7 p.m. N/A N/A N/A 20.0 ppb (19) N/A 6.0 ppb (9) 78.0 ppb (61) 0.7 ppb (8) N/A 49.0 μg/m3 (134) 134.0
 
July 18, 2019, 6 p.m. N/A N/A N/A 34.0 ppb (31) N/A 8.0 ppb (11) 56.0 ppb (43) 0.9 ppb (10) N/A 27.0 μg/m3 (82) 82.0
 
July 18, 2019, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A 9.0 ppb (13) 39.0 ppb (30) 0.7 ppb (8) N/A 29.0 μg/m3 (86) 86.0
 
July 18, 2019, 4 p.m. N/A N/A N/A 28.0 ppb (26) N/A 9.0 ppb (13) 18.0 ppb (14) 0.9 ppb (10) N/A 9.0 μg/m3 (38) 38.0
 
July 18, 2019, 3 p.m. N/A N/A N/A 26.0 ppb (24) N/A 5.0 ppb (7) 10.0 ppb (8) 0.9 ppb (10) N/A 15.0 μg/m3 (56) 56.0
 
July 18, 2019, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 3.0 ppb (2) 1.2 ppb (13) N/A 21.0 μg/m3 (69) 69.0
 
July 18, 2019, 1 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 2.0 ppb (2) 1.1 ppb (12) N/A 13.0 μg/m3 (52) 52.0
 
July 18, 2019, noon N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 4.0 ppb (3) 0.5 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
July 18, 2019, 11 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 8.0 ppb (6) 0.4 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
July 18, 2019, 10 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 7.0 ppb (5) 0.4 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
July 18, 2019, 9 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 2.0 ppb (2) 9.9 ppb (107) N/A 6.0 μg/m3 (25) 107.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 18, 2019, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.3 ppb (3) N/A N/A 3.0
 
July 18, 2019, 6 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 22.0 ppb (17) 0.5 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
July 18, 2019, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 17.0 ppb (13) 0.4 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
July 18, 2019, 4 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 16.0 ppb (12) 0.5 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
July 18, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 25.0 ppb (19) 0.4 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
July 18, 2019, 2 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 21.0 ppb (16) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 1 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 23.0 ppb (18) 0.4 ppb (4) N/A N/A 18.0
 
July 18, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 31.0 ppb (24) 0.3 ppb (3) N/A N/A 24.0
 
July 17, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.4 ppb (4) N/A N/A 31.0
 
July 17, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) 0.3 ppb (3) N/A N/A 32.0
 
July 17, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 50.0 ppb (38) 0.4 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
July 17, 2019, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 53.0 ppb (41) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 41.0
 
July 17, 2019, 7 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 54.0 ppb (42) 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 17, 2019, 6 p.m. N/A N/A N/A 14.0 ppb (13) N/A 2.0 ppb (3) 44.0 ppb (34) 0.5 ppb (6) N/A 26.0 μg/m3 (80) 80.0
 
July 17, 2019, 5 p.m. N/A N/A N/A 32.0 ppb (30) N/A 2.0 ppb (3) 30.0 ppb (23) 0.9 ppb (10) N/A 8.0 μg/m3 (33) 33.0
 
July 17, 2019, 4 p.m. N/A N/A N/A 36.0 ppb (33) N/A 2.0 ppb (3) 24.0 ppb (18) 1.0 ppb (11) N/A 11.0 μg/m3 (46) 46.0
 
July 17, 2019, 3 p.m. N/A N/A N/A 33.0 ppb (31) N/A 1.0 ppb (1) 8.0 ppb (6) 1.3 ppb (14) N/A 12.0 μg/m3 (50) 50.0
 
July 17, 2019, 2 p.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 2.0 ppb (2) 1.5 ppb (17) N/A 18.0 μg/m3 (63) 63.0
 
July 17, 2019, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 1.0 ppb (11) N/A 18.0 μg/m3 (63) 63.0
 
July 17, 2019, noon N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 1.0 ppb (1) 0.8 ppb (9) N/A 16.0 μg/m3 (59) 59.0
 
July 17, 2019, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 17, 2019, 10 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 7.0 ppb (5) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 17, 2019, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 8.0 ppb (6) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 17, 2019, 8 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 22.0 ppb (17) 0.4 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
July 17, 2019, 7 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 24.0 ppb (18) 0.4 ppb (4) N/A N/A 18.0
 
July 17, 2019, 6 a.m. N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 8.0 ppb (6) 0.8 ppb (9) N/A 17.0 μg/m3 (61) 61.0
 
July 17, 2019, 5 a.m. N/A N/A N/A 33.0 ppb (31) N/A 1.0 ppb (1) 2.0 ppb (2) 1.1 ppb (12) N/A 15.0 μg/m3 (56) 56.0
 
July 17, 2019, 4 a.m. N/A N/A N/A 32.0 ppb (30) N/A 1.0 ppb (1) 11.0 ppb (8) 0.8 ppb (9) N/A 8.0 μg/m3 (33) 33.0
 
July 17, 2019, 3 a.m. N/A N/A N/A 30.0 ppb (28) N/A 1.0 ppb (1) 14.0 ppb (11) 0.8 ppb (9) N/A 10.0 μg/m3 (42) 42.0
 
July 17, 2019, 2 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 25.0 ppb (19) 0.6 ppb (7) N/A 22.0 μg/m3 (71) 71.0
 
July 17, 2019, 1 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 38.0 ppb (29) 0.5 ppb (6) N/A 33.0 μg/m3 (95) 95.0
 
July 17, 2019, midnight N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 43.0 ppb (33) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 33.0
 
July 16, 2019, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 66.0 ppb (51) 0.3 ppb (3) N/A N/A 51.0
 
July 16, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 70.0 ppb (54) 0.3 ppb (3) N/A 2.0 μg/m3 (8) 54.0
 
July 16, 2019, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 79.0 ppb (62) 0.3 ppb (3) N/A 14.0 μg/m3 (54) 62.0
 
July 16, 2019, 8 p.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 96.0 ppb (76) 0.4 ppb (4) N/A 19.0 μg/m3 (65) 76.0
 
July 16, 2019, 7 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 89.0 ppb (70) 0.6 ppb (7) N/A 18.0 μg/m3 (63) 70.0
 
July 16, 2019, 6 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 68.0 ppb (52) 0.8 ppb (9) N/A 17.0 μg/m3 (61) 61.0
 
July 16, 2019, 5 p.m. N/A N/A N/A 21.0 ppb (19) N/A 6.0 ppb (9) 43.0 ppb (33) 0.7 ppb (8) N/A 31.0 μg/m3 (90) 90.0
 
July 16, 2019, 4 p.m. N/A N/A N/A 32.0 ppb (30) N/A 7.0 ppb (10) 13.0 ppb (10) 1.1 ppb (12) N/A 26.0 μg/m3 (80) 80.0
 
July 16, 2019, 3 p.m. N/A N/A N/A 33.0 ppb (31) N/A 9.0 ppb (13) 7.0 ppb (5) 0.9 ppb (10) N/A 28.0 μg/m3 (84) 84.0
 
July 16, 2019, 2 p.m. N/A N/A N/A 27.0 ppb (25) N/A 10.0 ppb (14) 8.0 ppb (6) 0.8 ppb (9) N/A 23.0 μg/m3 (73) 73.0
 
July 16, 2019, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A 10.0 ppb (14) 9.0 ppb (7) 0.6 ppb (7) N/A 19.0 μg/m3 (65) 65.0
 
July 16, 2019, noon N/A N/A N/A 20.0 ppb (19) N/A 7.0 ppb (10) 10.0 ppb (8) 0.6 ppb (7) N/A 16.0 μg/m3 (59) 59.0
 
July 16, 2019, 11 a.m. N/A N/A N/A 11.0 ppb (10) N/A 4.0 ppb (6) 17.0 ppb (13) 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
July 16, 2019, 10 a.m. N/A N/A N/A 9.0 ppb (8) N/A 5.0 ppb (7) 22.0 ppb (17) 0.4 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
July 16, 2019, 9 a.m. N/A N/A N/A 8.0 ppb (7) N/A 7.0 ppb (10) 25.0 ppb (19) 0.4 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
July 16, 2019, 8 a.m. N/A N/A N/A 11.0 ppb (10) N/A 7.0 ppb (10) 22.0 ppb (17) 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
July 16, 2019, 7 a.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 21.0 ppb (16) 0.5 ppb (6) N/A N/A 16.0
 
July 16, 2019, 6 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 23.0 ppb (18) 0.4 ppb (4) N/A 20.0 μg/m3 (67) 67.0
 
July 16, 2019, 5 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 26.0 ppb (20) 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
July 16, 2019, 4 a.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 27.0 ppb (21) 0.5 ppb (6) N/A 19.0 μg/m3 (65) 65.0
 
July 16, 2019, 3 a.m. N/A N/A N/A 21.0 ppb (19) N/A 3.0 ppb (4) 36.0 ppb (28) 0.6 ppb (7) N/A 18.0 μg/m3 (63) 63.0
 
July 16, 2019, 2 a.m. N/A N/A N/A 25.0 ppb (23) N/A 4.0 ppb (6) 37.0 ppb (28) 0.6 ppb (7) N/A 18.0 μg/m3 (63) 63.0
 
July 16, 2019, 1 a.m. N/A N/A N/A 21.0 ppb (19) N/A 3.0 ppb (4) 44.0 ppb (34) 0.6 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
July 16, 2019, midnight N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 57.0 ppb (44) 0.6 ppb (7) N/A 25.0 μg/m3 (78) 78.0
 
July 15, 2019, 11 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 65.0 ppb (50) 0.5 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 15, 2019, 10 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 84.0 ppb (66) 0.5 ppb (6) N/A 22.0 μg/m3 (71) 71.0
 
July 15, 2019, 9 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 85.0 ppb (67) 0.5 ppb (6) N/A 25.0 μg/m3 (78) 78.0
 
July 15, 2019, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 84.0 ppb (66) 0.5 ppb (6) N/A 28.0 μg/m3 (84) 84.0
 
July 15, 2019, 4 p.m. N/A N/A N/A 39.0 ppb (36) N/A 2.0 ppb (3) 22.0 ppb (17) 1.0 ppb (11) N/A 6.0 μg/m3 (25) 36.0
 
July 15, 2019, 3 p.m. N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 15.0 ppb (12) 0.7 ppb (8) N/A 13.0 μg/m3 (52) 52.0
 
July 15, 2019, 2 p.m. N/A N/A N/A 28.0 ppb (26) N/A 2.0 ppb (3) 4.0 ppb (3) 1.3 ppb (14) N/A 27.0 μg/m3 (82) 82.0
 
July 15, 2019, 1 p.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 1.6 ppb (18) N/A 20.0 μg/m3 (67) 67.0
 
July 15, 2019, noon N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 2.0 ppb (2) 1.0 ppb (11) N/A 16.0 μg/m3 (59) 59.0
 
July 15, 2019, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 3.0 ppb (2) 0.6 ppb (7) N/A 15.0 μg/m3 (56) 56.0
 
July 15, 2019, 10 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 3.0 ppb (2) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 15, 2019, 9 a.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 3.0 ppb (2) 0.7 ppb (8) N/A 13.0 μg/m3 (52) 52.0
 
July 15, 2019, 8 a.m. N/A N/A N/A 31.0 ppb (29) N/A 1.0 ppb (1) 3.0 ppb (2) 0.7 ppb (8) N/A 15.0 μg/m3 (56) 56.0
 
July 15, 2019, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 11.0 ppb (8) 0.6 ppb (7) N/A N/A 22.0
 
July 15, 2019, 6 a.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 14.0 ppb (11) 0.7 ppb (8) N/A 13.0 μg/m3 (52) 52.0
 
July 15, 2019, 5 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 19.0 ppb (15) 0.6 ppb (7) N/A N/A 20.0
 
July 15, 2019, 4 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 30.0 ppb (23) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 15, 2019, 3 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 30.0 ppb (23) 0.5 ppb (6) N/A 22.0 μg/m3 (71) 71.0
 
July 15, 2019, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 29.0 ppb (22) 0.5 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
July 15, 2019, 1 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 31.0 ppb (24) 0.5 ppb (6) N/A 19.0 μg/m3 (65) 65.0
 
July 15, 2019, midnight N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 41.0 ppb (32) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 32.0
 
July 14, 2019, 11 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 65.0 ppb (50) 0.4 ppb (4) N/A 26.0 μg/m3 (80) 80.0
 
July 14, 2019, 10 p.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 73.0 ppb (57) 0.5 ppb (6) N/A N/A 57.0
 
July 14, 2019, 9 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 89.0 ppb (70) 0.4 ppb (4) N/A 13.0 μg/m3 (52) 70.0
 
July 14, 2019, 8 p.m. N/A N/A N/A 8.0 ppb (7) N/A 3.0 ppb (4) 93.0 ppb (73) 0.4 ppb (4) N/A 31.0 μg/m3 (90) 90.0
 
July 14, 2019, 7 p.m. N/A N/A N/A 15.0 ppb (14) N/A 3.0 ppb (4) 89.0 ppb (70) 0.6 ppb (7) N/A 41.0 μg/m3 (114) 114.0
 
July 14, 2019, 6 p.m. N/A N/A N/A 24.0 ppb (22) N/A 3.0 ppb (4) 71.0 ppb (55) 0.7 ppb (8) N/A 36.0 μg/m3 (101) 101.0
 
July 14, 2019, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A 3.0 ppb (4) 53.0 ppb (41) 0.8 ppb (9) N/A 32.0 μg/m3 (93) 93.0
 
July 14, 2019, 4 p.m. N/A N/A N/A 21.0 ppb (19) N/A 4.0 ppb (6) 33.0 ppb (25) 0.7 ppb (8) N/A 7.0 μg/m3 (29) 29.0
 
July 14, 2019, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 3.0 ppb (4) 21.0 ppb (16) 0.8 ppb (9) N/A 25.0 μg/m3 (78) 78.0
 
July 14, 2019, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 5.0 ppb (4) 1.0 ppb (11) N/A 27.0 μg/m3 (82) 82.0
 
July 14, 2019, 1 p.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 2.0 ppb (2) 0.9 ppb (10) N/A 26.0 μg/m3 (80) 80.0
 
July 14, 2019, noon N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 2.0 ppb (2) 0.9 ppb (10) N/A 26.0 μg/m3 (80) 80.0
 
July 14, 2019, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 3.0 ppb (2) 0.7 ppb (8) N/A 21.0 μg/m3 (69) 69.0
 
July 14, 2019, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 5.0 ppb (4) 0.6 ppb (7) N/A 23.0 μg/m3 (73) 73.0
 
July 14, 2019, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 11.0 ppb (8) 0.5 ppb (6) N/A 19.0 μg/m3 (65) 65.0
 
July 14, 2019, 8 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 12.0 ppb (9) 0.6 ppb (7) N/A 26.0 μg/m3 (80) 80.0
 
July 14, 2019, 7 a.m. N/A N/A N/A 30.0 ppb (28) N/A 2.0 ppb (3) 7.0 ppb (5) 0.8 ppb (9) N/A N/A 28.0
 
July 14, 2019, 6 a.m. N/A N/A N/A 35.0 ppb (32) N/A 1.0 ppb (1) 7.0 ppb (5) 1.1 ppb (12) N/A 22.0 μg/m3 (71) 71.0
 
July 14, 2019, 5 a.m. N/A N/A N/A 35.0 ppb (32) N/A 1.0 ppb (1) 7.0 ppb (5) 1.0 ppb (11) N/A 24.0 μg/m3 (76) 76.0
 
July 14, 2019, 4 a.m. N/A N/A N/A 31.0 ppb (29) N/A 1.0 ppb (1) 12.0 ppb (9) 0.9 ppb (10) N/A 17.0 μg/m3 (61) 61.0
 
July 14, 2019, 3 a.m. N/A N/A N/A 21.0 ppb (19) N/A 1.0 ppb (1) 28.0 ppb (22) 0.6 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 2 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 41.0 ppb (32) 0.6 ppb (7) N/A 18.0 μg/m3 (63) 63.0
 
July 14, 2019, 1 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 45.0 ppb (35) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 35.0
 
July 14, 2019, midnight N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 53.0 ppb (41) 0.4 ppb (4) N/A 35.0 μg/m3 (99) 99.0
 
July 13, 2019, 11 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 55.0 ppb (42) 0.4 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
July 13, 2019, 10 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 79.0 ppb (62) 0.4 ppb (4) N/A 15.0 μg/m3 (56) 62.0
 
July 13, 2019, 9 p.m. N/A N/A N/A 8.0 ppb (7) N/A 2.0 ppb (3) 102.0 ppb (81) 0.4 ppb (4) N/A 11.0 μg/m3 (46) 81.0
 
July 13, 2019, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 88.0 ppb (69) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 69.0
 
July 13, 2019, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 71.0 ppb (55) 0.4 ppb (4) N/A 7.0 μg/m3 (29) 55.0
 
July 13, 2019, 6 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 61.0 ppb (47) 0.4 ppb (4) N/A 1.0 μg/m3 (4) 47.0
 
July 13, 2019, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 47.0 ppb (36) 0.4 ppb (4) N/A N/A 36.0
 
July 13, 2019, 4 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 32.0 ppb (25) 0.5 ppb (6) N/A N/A 25.0
 
July 13, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 29.0 ppb (22) 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
July 13, 2019, 2 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 11.0 ppb (8) 0.6 ppb (7) N/A 21.0 μg/m3 (69) 69.0