AQSQID: 800020014

Site Name: Colegio De Bachilleres

Location: Mexicali, MX

Reporting: True, Located: True

Current AQI: 59.0

Mexicali MX, MX: 32.6336, -115.5042

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 18, 2019, 1 a.m. N/A 6.7 ppb (6) N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 18, 2019, midnight N/A 6.9 ppb (6) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 17, 2019, 11 p.m. N/A 8.2 ppb (8) N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 10 p.m. N/A 8.3 ppb (8) N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
Sept. 17, 2019, 9 p.m. N/A 8.8 ppb (8) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 8 p.m. N/A 7.7 ppb (7) N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 7.0 μg/m3 (29) 38.0
 
Sept. 17, 2019, 7 p.m. N/A 8.8 ppb (8) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, 6 p.m. N/A 13.0 ppb (12) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 17, 2019, 5 p.m. N/A 14.2 ppb (13) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2019, 4 p.m. N/A 12.6 ppb (12) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 17, 2019, 3 p.m. N/A 22.0 ppb (20) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 17, 2019, 2 p.m. N/A 19.3 ppb (18) N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 17, 2019, 1 p.m. N/A 9.2 ppb (9) N/A 8.0 ppb (7) N/A N/A 38.0 ppb (29) N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 17, 2019, noon N/A 8.2 ppb (8) N/A 8.0 ppb (7) N/A N/A 6.0 ppb (5) N/A N/A 21.0 μg/m3 (69) 69.0
 
Sept. 17, 2019, 11 a.m. N/A 7.3 ppb (7) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (17) N/A N/A 24.0 μg/m3 (76) 76.0
 
Sept. 17, 2019, 10 a.m. N/A 8.5 ppb (8) N/A 8.0 ppb (7) N/A N/A 40.0 ppb (31) N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 17, 2019, 9 a.m. N/A 8.7 ppb (8) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 17, 2019, 8 a.m. N/A 6.7 ppb (6) N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 7 a.m. N/A 7.2 ppb (7) N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 6 a.m. N/A 6.5 ppb (6) N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 5 a.m. N/A 7.3 ppb (7) N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 4 a.m. N/A 6.5 ppb (6) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 17, 2019, 3 a.m. N/A 12.4 ppb (11) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, 2 a.m. N/A 6.5 ppb (6) N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 17, 2019, 1 a.m. N/A 6.5 ppb (6) N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2019, midnight N/A 6.3 ppb (6) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2019, 11 p.m. N/A 6.6 ppb (6) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2019, 10 p.m. N/A 6.9 ppb (6) N/A 0.0 ppb (0) N/A N/A 54.0 ppb (42) N/A N/A 8.0 μg/m3 (33) 42.0
 
Sept. 16, 2019, 9 p.m. N/A 8.4 ppb (8) N/A -3.0 ppb (0) N/A N/A 32.0 ppb (25) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2019, 8 p.m. N/A 8.1 ppb (8) N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 16, 2019, 7 p.m. N/A 8.3 ppb (8) N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2019, 6 p.m. N/A 11.3 ppb (10) N/A -5.0 ppb (0) N/A N/A 31.0 ppb (24) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 16, 2019, 5 p.m. N/A 9.1 ppb (8) N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 7.0 μg/m3 (29) 32.0
 
Sept. 16, 2019, 4 p.m. N/A 13.4 ppb (12) N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2019, 3 p.m. N/A 12.5 ppb (12) N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 16, 2019, 2 p.m. N/A 12.4 ppb (11) N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 16, 2019, 1 p.m. N/A 8.8 ppb (8) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 16, 2019, noon N/A 7.4 ppb (7) N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 16, 2019, 11 a.m. N/A 10.4 ppb (10) N/A 2.0 ppb (2) N/A N/A 4.0 ppb (3) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 16, 2019, 10 a.m. N/A 8.9 ppb (8) N/A -3.0 ppb (0) N/A N/A 21.0 ppb (16) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 16, 2019, 9 a.m. N/A 10.5 ppb (10) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2019, 8 a.m. N/A 9.5 ppb (9) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (29) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2019, 7 a.m. N/A 14.1 ppb (13) N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2019, 6 a.m. N/A 12.0 ppb (11) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (12) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2019, 5 a.m. N/A 12.9 ppb (12) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 16, 2019, 4 a.m. N/A 13.5 ppb (12) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 16, 2019, 3 a.m. N/A 10.1 ppb (9) N/A -3.0 ppb (0) N/A N/A 6.0 ppb (5) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 16, 2019, 2 a.m. N/A 11.5 ppb (11) N/A -4.0 ppb (0) N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 16, 2019, 1 a.m. N/A 9.1 ppb (8) N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2019, midnight N/A 9.6 ppb (9) N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
Sept. 15, 2019, 11 p.m. N/A 8.5 ppb (8) N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 10 p.m. N/A 10.2 ppb (9) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0
 
Sept. 15, 2019, 9 p.m. N/A 8.4 ppb (8) N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
Sept. 15, 2019, 8 p.m. N/A 8.4 ppb (8) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 6.0 μg/m3 (25) 31.0
 
Sept. 15, 2019, 7 p.m. N/A 9.5 ppb (9) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
Sept. 15, 2019, 6 p.m. N/A 10.8 ppb (10) N/A -2.0 ppb (0) N/A N/A 27.0 ppb (21) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 15, 2019, 5 p.m. N/A 9.6 ppb (9) N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 9.0 μg/m3 (38) 43.0
 
Sept. 15, 2019, 4 p.m. N/A 9.1 ppb (8) N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 15, 2019, 3 p.m. N/A 12.0 ppb (11) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 15, 2019, 2 p.m. N/A 8.4 ppb (8) N/A -3.0 ppb (0) N/A N/A 11.0 ppb (8) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 15, 2019, 1 p.m. N/A 7.1 ppb (7) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (21) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 15, 2019, noon N/A 7.7 ppb (7) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 15, 2019, 11 a.m. N/A 6.5 ppb (6) N/A -1.0 ppb (0) N/A N/A 42.0 ppb (32) N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 15, 2019, 10 a.m. N/A 8.2 ppb (8) N/A -1.0 ppb (0) N/A N/A 27.0 ppb (21) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2019, 9 a.m. N/A 6.8 ppb (6) N/A -2.0 ppb (0) N/A N/A 45.0 ppb (35) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2019, 8 a.m. N/A 7.6 ppb (7) N/A -2.0 ppb (0) N/A N/A 25.0 ppb (19) N/A N/A 20.0 μg/m3 (67) 67.0
 
Sept. 15, 2019, 7 a.m. N/A 41.3 ppb (38) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) N/A N/A 46.0 μg/m3 (126) 126.0
 
Sept. 15, 2019, 6 a.m. N/A 38.0 ppb (35) N/A 19.0 ppb (18) N/A N/A 35.0 ppb (27) N/A N/A 30.0 μg/m3 (88) 88.0
 
Sept. 15, 2019, 5 a.m. N/A 15.0 ppb (14) N/A 13.0 ppb (12) N/A N/A 53.0 ppb (41) N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 15, 2019, 4 a.m. N/A 10.4 ppb (10) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 15, 2019, 3 a.m. N/A 22.6 ppb (21) N/A 32.0 ppb (30) N/A N/A 55.0 ppb (42) N/A N/A 21.0 μg/m3 (69) 69.0
 
Sept. 15, 2019, 2 a.m. N/A 17.8 ppb (16) N/A 22.0 ppb (20) N/A N/A 21.0 ppb (16) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 15, 2019, 1 a.m. N/A 9.7 ppb (9) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 15, 2019, midnight N/A 8.5 ppb (8) N/A -2.0 ppb (0) N/A N/A 45.0 ppb (35) N/A N/A 8.0 μg/m3 (33) 35.0
 
Sept. 14, 2019, 11 p.m. N/A 9.9 ppb (9) N/A 0.0 ppb (0) N/A N/A 32.0 ppb (25) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 14, 2019, 10 p.m. N/A 8.1 ppb (8) N/A -3.0 ppb (0) N/A N/A 27.0 ppb (21) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 14, 2019, 9 p.m. N/A 8.9 ppb (8) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 14, 2019, 8 p.m. N/A 6.9 ppb (6) N/A -4.0 ppb (0) N/A N/A 36.0 ppb (28) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 14, 2019, 7 p.m. N/A 7.2 ppb (7) N/A -3.0 ppb (0) N/A N/A 58.0 ppb (45) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 14, 2019, 6 p.m. N/A 7.2 ppb (7) N/A -3.0 ppb (0) N/A N/A 40.0 ppb (31) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 5 p.m. N/A 11.4 ppb (11) N/A 7.0 ppb (6) N/A N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 14, 2019, 4 p.m. N/A 13.9 ppb (13) N/A 18.0 ppb (17) N/A N/A 54.0 ppb (42) N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 14, 2019, 3 p.m. N/A 67.5 ppb (64) N/A 33.0 ppb (31) N/A N/A 13.0 ppb (10) N/A N/A 51.0 μg/m3 (139) 139.0
 
Sept. 14, 2019, 2 p.m. N/A 40.6 ppb (38) N/A 22.0 ppb (20) N/A N/A 26.0 ppb (20) N/A N/A 32.0 μg/m3 (93) 93.0
 
Sept. 14, 2019, 1 p.m. N/A 8.1 ppb (8) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 38.0 μg/m3 (106) 106.0
 
Sept. 14, 2019, noon N/A 6.2 ppb (6) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (18) N/A N/A 67.0 μg/m3 (156) 156.0
 
Sept. 14, 2019, 11 a.m. N/A 8.3 ppb (8) N/A -2.0 ppb (0) N/A N/A 45.0 ppb (35) N/A N/A 21.0 μg/m3 (69) 69.0
 
Sept. 14, 2019, 10 a.m. N/A 6.0 ppb (6) N/A 1.0 ppb (1) N/A N/A 59.0 ppb (45) N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 14, 2019, 9 a.m. N/A 15.5 ppb (14) N/A 27.0 ppb (25) N/A N/A 27.0 ppb (21) N/A N/A 29.0 μg/m3 (86) 86.0
 
Sept. 14, 2019, 8 a.m. N/A 75.8 ppb (73) N/A 31.0 ppb (29) N/A N/A 40.0 ppb (31) N/A N/A 49.0 μg/m3 (134) 134.0
 
Sept. 14, 2019, 7 a.m. N/A 130.2 ppb (106) N/A 38.0 ppb (35) N/A N/A 15.0 ppb (12) N/A N/A 69.0 μg/m3 (157) 157.0
 
Sept. 14, 2019, 6 a.m. N/A 175.1 ppb (114) N/A 42.0 ppb (39) N/A N/A 56.0 ppb (43) N/A N/A 66.0 μg/m3 (156) 156.0
 
Sept. 14, 2019, 5 a.m. N/A 198.7 ppb (119) N/A 46.0 ppb (43) N/A N/A 33.0 ppb (25) N/A N/A 60.0 μg/m3 (152) 152.0
 
Sept. 14, 2019, 4 a.m. N/A 132.4 ppb (106) N/A 50.0 ppb (46) N/A N/A 59.0 ppb (45) N/A N/A 34.0 μg/m3 (97) 106.0
 
Sept. 14, 2019, 3 a.m. N/A 80.2 ppb (78) N/A 47.0 ppb (44) N/A N/A 31.0 ppb (24) N/A N/A 25.0 μg/m3 (78) 78.0
 
Sept. 14, 2019, 2 a.m. N/A 6.7 ppb (6) N/A -2.0 ppb (0) N/A N/A 14.0 ppb (11) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 14, 2019, 1 a.m. N/A 6.7 ppb (6) N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 14, 2019, midnight N/A 7.0 ppb (6) N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 13, 2019, 11 p.m. N/A 6.7 ppb (6) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 13, 2019, 10 p.m. N/A 7.9 ppb (7) N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 13, 2019, 9 p.m. N/A 7.1 ppb (7) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2019, 8 p.m. N/A 7.6 ppb (7) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 13, 2019, 7 p.m. N/A 7.0 ppb (6) N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2019, 6 p.m. N/A 7.0 ppb (6) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 13, 2019, 5 p.m. N/A 143.1 ppb (108) N/A -4.0 ppb (0) N/A N/A 17.0 ppb (13) N/A N/A 9.0 μg/m3 (38) 108.0
 
Sept. 13, 2019, 4 p.m. N/A 13.6 ppb (13) N/A 4.0 ppb (4) N/A N/A 68.0 ppb (52) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 13, 2019, 3 p.m. N/A 92.5 ppb (91) N/A 20.0 ppb (19) N/A N/A 28.0 ppb (22) N/A N/A 38.0 μg/m3 (106) 106.0
 
Sept. 13, 2019, 2 p.m. N/A 9.6 ppb (9) N/A 3.0 ppb (3) N/A N/A 66.0 ppb (51) N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 13, 2019, 1 p.m. N/A 5.6 ppb (5) N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 13, 2019, noon N/A 5.5 ppb (5) N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 13, 2019, 11 a.m. N/A 5.7 ppb (5) N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 13, 2019, 10 a.m. N/A 5.4 ppb (5) N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 13, 2019, 9 a.m. N/A 5.4 ppb (5) N/A -3.0 ppb (0) N/A N/A -1.0 ppb (0) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 13, 2019, 8 a.m. N/A 38.4 ppb (36) N/A 19.0 ppb (18) N/A N/A 23.0 ppb (18) N/A N/A 41.0 μg/m3 (114) 114.0
 
Sept. 13, 2019, 7 a.m. N/A 46.2 ppb (43) N/A 25.0 ppb (23) N/A N/A 31.0 ppb (24) N/A N/A 72.0 μg/m3 (159) 159.0
 
Sept. 13, 2019, 6 a.m. N/A 13.4 ppb (12) N/A 27.0 ppb (25) N/A N/A 45.0 ppb (35) N/A N/A 54.0 μg/m3 (146) 146.0
 
Sept. 13, 2019, 5 a.m. N/A 7.7 ppb (7) N/A 28.0 ppb (26) N/A N/A 10.0 ppb (8) N/A N/A 54.0 μg/m3 (146) 146.0
 
Sept. 13, 2019, 4 a.m. N/A 5.9 ppb (5) N/A 18.0 ppb (17) N/A N/A 71.0 ppb (55) N/A N/A 54.0 μg/m3 (146) 146.0
 
Sept. 13, 2019, 3 a.m. N/A 6.0 ppb (6) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 35.0 μg/m3 (99) 99.0
 
Sept. 13, 2019, 2 a.m. N/A 5.9 ppb (5) N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 13, 2019, 1 a.m. N/A 6.2 ppb (6) N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 13, 2019, midnight N/A 6.9 ppb (6) N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 12, 2019, 11 p.m. N/A 6.9 ppb (6) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 6.0 μg/m3 (25) 31.0
 
Sept. 12, 2019, 10 p.m. N/A 7.3 ppb (7) N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 7.0 μg/m3 (29) 35.0
 
Sept. 12, 2019, 9 p.m. N/A 8.1 ppb (8) N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 12, 2019, 8 p.m. N/A 7.2 ppb (7) N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 12, 2019, 7 p.m. N/A 6.1 ppb (6) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 12, 2019, 6 p.m. N/A 151.0 ppb (110) N/A -5.0 ppb (0) N/A N/A 55.0 ppb (42) N/A N/A N/A 110.0
 
Sept. 12, 2019, 5 p.m. N/A 206.0 ppb (120) N/A 9.0 ppb (8) N/A N/A 40.0 ppb (31) N/A N/A 14.0 μg/m3 (54) 120.0
 
Sept. 12, 2019, 4 p.m. N/A 11.4 ppb (11) N/A 22.0 ppb (20) N/A N/A 36.0 ppb (28) N/A N/A 22.0 μg/m3 (71) 71.0
 
Sept. 12, 2019, 3 p.m. N/A 67.2 ppb (64) N/A 36.0 ppb (33) N/A N/A 6.0 ppb (5) N/A N/A 52.0 μg/m3 (141) 141.0
 
Sept. 12, 2019, 2 p.m. N/A 93.3 ppb (92) N/A 29.0 ppb (27) N/A N/A 2.0 ppb (2) N/A N/A 50.0 μg/m3 (136) 136.0
 
Sept. 12, 2019, 1 p.m. N/A 20.8 ppb (19) N/A 28.0 ppb (26) N/A N/A 2.0 ppb (2) N/A N/A 35.0 μg/m3 (99) 99.0
 
Sept. 12, 2019, noon N/A 17.5 ppb (16) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) N/A N/A 28.0 μg/m3 (84) 84.0
 
Sept. 12, 2019, 11 a.m. N/A 8.9 ppb (8) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) N/A N/A 35.0 μg/m3 (99) 99.0
 
Sept. 12, 2019, 10 a.m. N/A 7.0 ppb (6) N/A 21.0 ppb (19) N/A N/A 9.0 ppb (7) N/A N/A 30.0 μg/m3 (88) 88.0
 
Sept. 12, 2019, 9 a.m. N/A 7.2 ppb (7) N/A 19.0 ppb (18) N/A N/A 13.0 ppb (10) N/A N/A 45.0 μg/m3 (124) 124.0
 
Sept. 12, 2019, 8 a.m. N/A 10.2 ppb (9) N/A 29.0 ppb (27) N/A N/A 6.0 ppb (5) N/A N/A 23.0 μg/m3 (73) 73.0
 
Sept. 12, 2019, 7 a.m. N/A 12.8 ppb (12) N/A 31.0 ppb (29) N/A N/A 6.0 ppb (5) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 12, 2019, 6 a.m. N/A 23.1 ppb (21) N/A 34.0 ppb (31) N/A N/A 6.0 ppb (5) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 12, 2019, 5 a.m. N/A 20.4 ppb (19) N/A 35.0 ppb (32) N/A N/A 11.0 ppb (8) N/A N/A 31.0 μg/m3 (90) 90.0
 
Sept. 12, 2019, 4 a.m. N/A 15.9 ppb (15) N/A 48.0 ppb (44) N/A N/A 17.0 ppb (13) N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 12, 2019, 3 a.m. N/A 6.6 ppb (6) N/A 29.0 ppb (27) N/A N/A 42.0 ppb (32) N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 12, 2019, 2 a.m. N/A 6.7 ppb (6) N/A 10.0 ppb (9) N/A N/A 75.0 ppb (58) N/A N/A 4.0 μg/m3 (17) 58.0
 
Sept. 12, 2019, 1 a.m. N/A 6.7 ppb (6) N/A 7.0 ppb (6) N/A N/A 80.0 ppb (62) N/A N/A 7.0 μg/m3 (29) 62.0
 
Sept. 12, 2019, midnight N/A 7.5 ppb (7) N/A 7.0 ppb (6) N/A N/A 79.0 ppb (62) N/A N/A 10.0 μg/m3 (42) 62.0
 
Sept. 11, 2019, 11 p.m. N/A 9.0 ppb (8) N/A 10.0 ppb (9) N/A N/A 77.0 ppb (60) N/A N/A 7.0 μg/m3 (29) 60.0
 
Sept. 11, 2019, 10 p.m. N/A 6.9 ppb (6) N/A 5.0 ppb (5) N/A N/A 79.0 ppb (62) N/A N/A 7.0 μg/m3 (29) 62.0
 
Sept. 11, 2019, 9 p.m. N/A 7.0 ppb (6) N/A 6.0 ppb (6) N/A N/A 79.0 ppb (62) N/A N/A 9.0 μg/m3 (38) 62.0
 
Sept. 11, 2019, 8 p.m. N/A 8.9 ppb (8) N/A 9.0 ppb (8) N/A N/A 70.0 ppb (54) N/A N/A 8.0 μg/m3 (33) 54.0
 
Sept. 11, 2019, 7 p.m. N/A 7.2 ppb (7) N/A 6.0 ppb (6) N/A N/A 69.0 ppb (53) N/A N/A 12.0 μg/m3 (50) 53.0
 
Sept. 11, 2019, 6 p.m. N/A 7.0 ppb (6) N/A 6.0 ppb (6) N/A N/A 65.0 ppb (50) N/A N/A 9.0 μg/m3 (38) 50.0
 
Sept. 11, 2019, 5 p.m. N/A 7.2 ppb (7) N/A 6.0 ppb (6) N/A N/A 52.0 ppb (40) N/A N/A 7.0 μg/m3 (29) 40.0
 
Sept. 11, 2019, 4 p.m. N/A 8.7 ppb (8) N/A 11.0 ppb (10) N/A N/A 40.0 ppb (31) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 11, 2019, 3 p.m. N/A 15.8 ppb (15) N/A 30.0 ppb (28) N/A N/A 19.0 ppb (15) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 11, 2019, 2 p.m. N/A 9.2 ppb (9) N/A 22.0 ppb (20) N/A N/A 24.0 ppb (18) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 11, 2019, 1 p.m. N/A 6.7 ppb (6) N/A 13.0 ppb (12) N/A N/A 38.0 ppb (29) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 11, 2019, noon N/A 6.7 ppb (6) N/A 10.0 ppb (9) N/A N/A 41.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 11, 2019, 11 a.m. N/A 6.6 ppb (6) N/A 8.0 ppb (7) N/A N/A 40.0 ppb (31) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 11, 2019, 10 a.m. N/A 6.7 ppb (6) N/A 8.0 ppb (7) N/A N/A 39.0 ppb (30) N/A N/A 7.0 μg/m3 (29) 30.0
 
Sept. 11, 2019, 9 a.m. N/A 6.9 ppb (6) N/A 10.0 ppb (9) N/A N/A 35.0 ppb (27) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 11, 2019, 8 a.m. N/A 7.0 ppb (6) N/A 12.0 ppb (11) N/A N/A 32.0 ppb (25) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 11, 2019, 7 a.m. N/A 6.6 ppb (6) N/A 12.0 ppb (11) N/A N/A 35.0 ppb (27) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 11, 2019, 6 a.m. N/A 6.5 ppb (6) N/A 12.0 ppb (11) N/A N/A 36.0 ppb (28) N/A N/A 12.0 μg/m3 (50) 50.0
 
Sept. 11, 2019, 5 a.m. N/A 6.5 ppb (6) N/A 9.0 ppb (8) N/A N/A 42.0 ppb (32) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 11, 2019, 4 a.m. N/A 6.5 ppb (6) N/A 8.0 ppb (7) N/A N/A 47.0 ppb (36) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 11, 2019, 3 a.m. N/A 11.4 ppb (11) N/A 16.0 ppb (15) N/A N/A 42.0 ppb (32) N/A N/A 15.0 μg/m3 (56) 56.0
 
Sept. 11, 2019, 2 a.m. N/A 6.8 ppb (6) N/A 8.0 ppb (7) N/A N/A 71.0 ppb (55) N/A N/A 13.0 μg/m3 (52) 55.0