AQSQID: 800090061

Site Name: Iztacalco

Location: Ciudad de México (Melchor Ocampo), MX

Reporting: False, Located: True

Current AQI: None

Ciudad de México (Melchor Ocampo) MX, MX: 19.3844, -99.1176

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 17, 2018, 3 p.m. N/A N/A N/A 45.0 ppb (42) N/A 32.0 ppb (46) 4.0 ppb (3) 2.1 ppb (23) 70.0 μg/m3 (58) N/A 58.0
 
Dec. 17, 2018, 2 p.m. N/A N/A N/A 40.0 ppb (37) N/A 35.0 ppb (50) 2.0 ppb (2) 1.9 ppb (21) 54.0 μg/m3 (49) N/A 50.0
 
Dec. 17, 2018, 1 p.m. N/A N/A N/A 39.0 ppb (36) N/A 33.0 ppb (47) 2.0 ppb (2) 1.5 ppb (17) 55.0 μg/m3 (50) N/A 50.0
 
Dec. 17, 2018, noon N/A N/A N/A 39.0 ppb (36) N/A 36.0 ppb (50) 2.0 ppb (2) 1.0 ppb (11) 58.0 μg/m3 (52) N/A 52.0
 
Dec. 17, 2018, 11 a.m. N/A N/A N/A 39.0 ppb (36) N/A 48.0 ppb (56) 2.0 ppb (2) 1.0 ppb (11) 55.0 μg/m3 (50) N/A 56.0
 
Dec. 17, 2018, 10 a.m. N/A N/A N/A 42.0 ppb (39) N/A 38.0 ppb (51) 2.0 ppb (2) 1.1 ppb (12) 51.0 μg/m3 (46) N/A 51.0
 
Dec. 17, 2018, 9 a.m. N/A N/A N/A 45.0 ppb (42) N/A 35.0 ppb (50) 2.0 ppb (2) 1.2 ppb (13) 45.0 μg/m3 (41) N/A 50.0
 
Dec. 17, 2018, 8 a.m. N/A N/A N/A 47.0 ppb (44) N/A 26.0 ppb (37) 2.0 ppb (2) 1.0 ppb (11) 47.0 μg/m3 (43) N/A 44.0
 
Dec. 17, 2018, 7 a.m. N/A N/A N/A 51.0 ppb (47) N/A 38.0 ppb (51) 4.0 ppb (3) 1.1 ppb (12) N/A N/A 51.0
 
Dec. 17, 2018, 6 a.m. N/A N/A N/A 54.0 ppb (50) N/A 39.0 ppb (52) 4.0 ppb (3) 1.3 ppb (14) 63.0 μg/m3 (54) N/A 54.0
 
Dec. 17, 2018, 5 a.m. N/A N/A N/A 56.0 ppb (52) N/A 44.0 ppb (54) 5.0 ppb (4) 1.4 ppb (16) 76.0 μg/m3 (60) N/A 60.0
 
Dec. 17, 2018, 4 a.m. N/A N/A N/A 53.0 ppb (49) N/A 57.0 ppb (60) 9.0 ppb (7) 1.3 ppb (14) 81.0 μg/m3 (63) N/A 63.0
 
Dec. 17, 2018, 3 a.m. N/A N/A N/A 54.0 ppb (50) N/A 60.0 ppb (61) 17.0 ppb (13) 1.4 ppb (16) 111.0 μg/m3 (78) N/A 78.0
 
Dec. 17, 2018, 2 a.m. N/A N/A N/A 76.0 ppb (73) N/A 25.0 ppb (36) 10.0 ppb (8) 2.3 ppb (26) 79.0 μg/m3 (62) N/A 73.0
 
Dec. 17, 2018, 1 a.m. N/A N/A N/A 91.0 ppb (89) N/A 6.0 ppb (9) N/A 3.0 ppb (33) 66.0 μg/m3 (56) N/A 89.0
 
Dec. 17, 2018, midnight N/A N/A N/A 44.0 ppb (41) N/A 7.0 ppb (10) 76.0 ppb (59) 1.4 ppb (16) 51.0 μg/m3 (46) N/A 59.0
 
Dec. 16, 2018, 11 p.m. N/A N/A N/A 32.0 ppb (30) N/A 7.0 ppb (10) 92.0 ppb (72) 1.0 ppb (11) 53.0 μg/m3 (48) N/A 72.0
 
Dec. 16, 2018, 10 p.m. N/A N/A N/A 29.0 ppb (27) N/A 7.0 ppb (10) 86.0 ppb (68) 0.9 ppb (10) 57.0 μg/m3 (51) N/A 68.0
 
Dec. 16, 2018, 9 p.m. N/A N/A N/A 33.0 ppb (31) N/A 9.0 ppb (13) 83.0 ppb (65) 0.9 ppb (10) 54.0 μg/m3 (49) N/A 65.0
 
Dec. 16, 2018, 8 p.m. N/A N/A N/A 36.0 ppb (33) N/A 12.0 ppb (17) 73.0 ppb (57) 1.0 ppb (11) 86.0 μg/m3 (66) N/A 66.0
 
Dec. 16, 2018, 7 p.m. N/A N/A N/A 38.0 ppb (35) N/A 18.0 ppb (26) 71.0 ppb (55) 1.1 ppb (12) 91.0 μg/m3 (68) N/A 68.0
 
Dec. 16, 2018, 6 p.m. N/A N/A N/A 47.0 ppb (44) N/A 29.0 ppb (41) 52.0 ppb (40) 1.4 ppb (16) 84.0 μg/m3 (64) N/A 64.0
 
Dec. 16, 2018, 5 p.m. N/A N/A N/A 49.0 ppb (45) N/A 36.0 ppb (50) 28.0 ppb (22) 1.6 ppb (18) 74.0 μg/m3 (60) N/A 60.0
 
Dec. 16, 2018, 4 p.m. N/A N/A N/A 45.0 ppb (42) N/A 33.0 ppb (47) 14.0 ppb (11) 1.7 ppb (19) 64.0 μg/m3 (54) N/A 54.0
 
Dec. 16, 2018, 3 p.m. N/A N/A N/A 35.0 ppb (32) N/A 25.0 ppb (36) 6.0 ppb (5) 1.7 ppb (19) 63.0 μg/m3 (54) N/A 54.0
 
Dec. 16, 2018, 2 p.m. N/A N/A N/A 31.0 ppb (29) N/A 19.0 ppb (27) 2.0 ppb (2) 1.4 ppb (16) 57.0 μg/m3 (51) N/A 51.0
 
Dec. 16, 2018, 1 p.m. N/A N/A N/A 33.0 ppb (31) N/A 14.0 ppb (20) 2.0 ppb (2) 1.5 ppb (17) 65.0 μg/m3 (55) N/A 55.0
 
Dec. 16, 2018, noon N/A N/A N/A 35.0 ppb (32) N/A 26.0 ppb (37) 2.0 ppb (2) 1.2 ppb (13) 64.0 μg/m3 (54) N/A 54.0
 
Dec. 16, 2018, 11 a.m. N/A N/A N/A 36.0 ppb (33) N/A 32.0 ppb (46) 2.0 ppb (2) 1.2 ppb (13) 80.0 μg/m3 (62) N/A 62.0
 
Dec. 16, 2018, 10 a.m. N/A N/A N/A 39.0 ppb (36) N/A 21.0 ppb (30) 2.0 ppb (2) 1.2 ppb (13) 90.0 μg/m3 (68) N/A 68.0
 
Dec. 16, 2018, 9 a.m. N/A N/A N/A 43.0 ppb (40) N/A 13.0 ppb (19) 2.0 ppb (2) 1.4 ppb (16) 104.0 μg/m3 (74) N/A 74.0
 
Dec. 16, 2018, 8 a.m. N/A N/A N/A 51.0 ppb (47) N/A 16.0 ppb (23) 2.0 ppb (2) 2.2 ppb (24) 94.0 μg/m3 (70) N/A 70.0
 
Dec. 16, 2018, 7 a.m. N/A N/A N/A 58.0 ppb (54) N/A 35.0 ppb (50) 2.0 ppb (2) 2.0 ppb (22) N/A N/A 54.0
 
Dec. 16, 2018, 6 a.m. N/A N/A N/A 59.0 ppb (55) N/A 40.0 ppb (52) 2.0 ppb (2) 1.5 ppb (17) 78.0 μg/m3 (62) N/A 62.0
 
Dec. 16, 2018, 5 a.m. N/A N/A N/A 56.0 ppb (52) N/A 37.0 ppb (51) 5.0 ppb (4) 1.2 ppb (13) 106.0 μg/m3 (76) N/A 76.0
 
Dec. 16, 2018, 4 a.m. N/A N/A N/A 61.0 ppb (57) N/A 59.0 ppb (61) 8.0 ppb (6) 1.4 ppb (16) 120.0 μg/m3 (82) N/A 82.0
 
Dec. 16, 2018, 3 a.m. N/A N/A N/A 68.0 ppb (65) N/A 79.0 ppb (70) 10.0 ppb (8) 1.4 ppb (16) 120.0 μg/m3 (82) N/A 82.0
 
Dec. 16, 2018, 2 a.m. N/A N/A N/A 64.0 ppb (61) N/A 45.0 ppb (55) 20.0 ppb (15) 1.3 ppb (14) 126.0 μg/m3 (86) N/A 86.0
 
Dec. 16, 2018, 1 a.m. N/A N/A N/A 67.0 ppb (64) N/A 7.0 ppb (10) 36.0 ppb (28) 1.5 ppb (17) 110.0 μg/m3 (78) N/A 78.0
 
Dec. 16, 2018, midnight N/A N/A N/A 57.0 ppb (53) N/A 6.0 ppb (9) 61.0 ppb (47) 1.5 ppb (17) 96.0 μg/m3 (70) N/A 70.0
 
Dec. 15, 2018, 11 p.m. N/A N/A N/A 46.0 ppb (43) N/A 7.0 ppb (10) 80.0 ppb (62) 1.1 ppb (12) 78.0 μg/m3 (62) N/A 62.0
 
Dec. 15, 2018, 10 p.m. N/A N/A N/A 39.0 ppb (36) N/A 7.0 ppb (10) 76.0 ppb (59) 1.0 ppb (11) 93.0 μg/m3 (69) N/A 69.0
 
Dec. 15, 2018, 9 p.m. N/A N/A N/A 40.0 ppb (37) N/A 8.0 ppb (11) 62.0 ppb (48) 1.1 ppb (12) 99.0 μg/m3 (72) N/A 72.0
 
Dec. 15, 2018, 8 p.m. N/A N/A N/A 38.0 ppb (35) N/A 11.0 ppb (16) 49.0 ppb (38) 1.1 ppb (12) 126.0 μg/m3 (86) N/A 86.0
 
Dec. 15, 2018, 7 p.m. N/A N/A N/A 37.0 ppb (34) N/A 15.0 ppb (21) 35.0 ppb (27) 1.1 ppb (12) 131.0 μg/m3 (88) N/A 88.0
 
Dec. 15, 2018, 6 p.m. N/A N/A N/A 44.0 ppb (41) N/A 20.0 ppb (29) 24.0 ppb (18) 1.3 ppb (14) 125.0 μg/m3 (85) N/A 85.0
 
Dec. 15, 2018, 5 p.m. N/A N/A N/A 39.0 ppb (36) N/A 21.0 ppb (30) 17.0 ppb (13) 1.3 ppb (14) 123.0 μg/m3 (84) N/A 84.0
 
Dec. 15, 2018, 4 p.m. N/A N/A N/A 34.0 ppb (31) N/A 22.0 ppb (31) 10.0 ppb (8) 1.2 ppb (13) 126.0 μg/m3 (86) N/A 86.0
 
Dec. 15, 2018, 3 p.m. N/A N/A N/A 26.0 ppb (24) N/A 15.0 ppb (21) 5.0 ppb (4) 1.2 ppb (13) 71.0 μg/m3 (58) N/A 58.0
 
Dec. 15, 2018, 2 p.m. N/A N/A N/A 25.0 ppb (23) N/A 16.0 ppb (23) 2.0 ppb (2) 1.1 ppb (12) 46.0 μg/m3 (42) N/A 42.0
 
Dec. 15, 2018, 1 p.m. N/A N/A N/A 30.0 ppb (28) N/A 43.0 ppb (54) 2.0 ppb (2) 1.0 ppb (11) 46.0 μg/m3 (42) N/A 54.0
 
Dec. 15, 2018, noon N/A N/A N/A 33.0 ppb (31) N/A 45.0 ppb (55) 2.0 ppb (2) 1.0 ppb (11) 52.0 μg/m3 (47) N/A 55.0
 
Dec. 15, 2018, 11 a.m. N/A N/A N/A 31.0 ppb (29) N/A 26.0 ppb (37) 3.0 ppb (2) 0.9 ppb (10) 46.0 μg/m3 (42) N/A 42.0
 
Dec. 15, 2018, 10 a.m. N/A N/A N/A 35.0 ppb (32) N/A 47.0 ppb (55) 3.0 ppb (2) 0.9 ppb (10) 58.0 μg/m3 (52) N/A 55.0
 
Dec. 15, 2018, 9 a.m. N/A N/A N/A 39.0 ppb (36) N/A 58.0 ppb (60) 2.0 ppb (2) 0.9 ppb (10) 59.0 μg/m3 (52) N/A 60.0
 
Dec. 15, 2018, 8 a.m. N/A N/A N/A 43.0 ppb (40) N/A 56.0 ppb (60) 2.0 ppb (2) 0.9 ppb (10) 69.0 μg/m3 (57) N/A 60.0
 
Dec. 15, 2018, 7 a.m. N/A N/A N/A 46.0 ppb (43) N/A 26.0 ppb (37) 3.0 ppb (2) 1.0 ppb (11) N/A N/A 43.0
 
Dec. 15, 2018, 6 a.m. N/A N/A N/A 48.0 ppb (44) N/A 9.0 ppb (13) 2.0 ppb (2) 1.3 ppb (14) 54.0 μg/m3 (49) N/A 49.0
 
Dec. 15, 2018, 5 a.m. N/A N/A N/A 48.0 ppb (44) N/A 2.0 ppb (3) 2.0 ppb (2) 1.7 ppb (19) 53.0 μg/m3 (48) N/A 48.0
 
Dec. 15, 2018, 4 a.m. N/A N/A N/A 52.0 ppb (48) N/A 3.0 ppb (4) 2.0 ppb (2) 1.8 ppb (20) 63.0 μg/m3 (54) N/A 54.0
 
Dec. 15, 2018, 3 a.m. N/A N/A N/A 55.0 ppb (51) N/A 2.0 ppb (3) 2.0 ppb (2) 1.7 ppb (19) 48.0 μg/m3 (44) N/A 51.0
 
Dec. 15, 2018, 2 a.m. N/A N/A N/A 50.0 ppb (46) N/A 2.0 ppb (3) 9.0 ppb (7) 1.6 ppb (18) 53.0 μg/m3 (48) N/A 48.0
 
Dec. 15, 2018, 1 a.m. N/A N/A N/A 40.0 ppb (37) N/A 2.0 ppb (3) 21.0 ppb (16) 1.2 ppb (13) 55.0 μg/m3 (50) N/A 50.0
 
Dec. 15, 2018, midnight N/A N/A N/A 31.0 ppb (29) N/A 2.0 ppb (3) 31.0 ppb (24) 0.9 ppb (10) 51.0 μg/m3 (46) N/A 46.0
 
Dec. 14, 2018, 11 p.m. N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 41.0 ppb (32) 0.8 ppb (9) 66.0 μg/m3 (56) N/A 56.0
 
Dec. 14, 2018, 10 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 52.0 ppb (40) 0.7 ppb (8) 36.0 μg/m3 (33) N/A 40.0
 
Dec. 14, 2018, 9 p.m. N/A N/A N/A 16.0 ppb (15) N/A 3.0 ppb (4) 61.0 ppb (47) 0.7 ppb (8) 33.0 μg/m3 (30) N/A 47.0
 
Dec. 14, 2018, 8 p.m. N/A N/A N/A 15.0 ppb (14) N/A 4.0 ppb (6) 62.0 ppb (48) 0.7 ppb (8) 53.0 μg/m3 (48) N/A 48.0
 
Dec. 14, 2018, 7 p.m. N/A N/A N/A 20.0 ppb (19) N/A 8.0 ppb (11) 55.0 ppb (42) 0.8 ppb (9) 74.0 μg/m3 (60) N/A 60.0
 
Dec. 14, 2018, 6 p.m. N/A N/A N/A 48.0 ppb (44) N/A 10.0 ppb (14) 39.0 ppb (30) 1.3 ppb (14) 62.0 μg/m3 (54) N/A 54.0
 
Dec. 14, 2018, 5 p.m. N/A N/A N/A 67.0 ppb (64) N/A 7.0 ppb (10) 20.0 ppb (15) 1.7 ppb (19) 67.0 μg/m3 (56) N/A 64.0
 
Dec. 14, 2018, 4 p.m. N/A N/A N/A 55.0 ppb (51) N/A 5.0 ppb (7) 9.0 ppb (7) 2.2 ppb (24) 80.0 μg/m3 (62) N/A 62.0
 
Dec. 14, 2018, 3 p.m. N/A N/A N/A 42.0 ppb (39) N/A 6.0 ppb (9) 3.0 ppb (2) 2.6 ppb (29) 76.0 μg/m3 (60) N/A 60.0
 
Dec. 14, 2018, 2 p.m. N/A N/A N/A 35.0 ppb (32) N/A 7.0 ppb (10) 2.0 ppb (2) 2.9 ppb (32) 44.0 μg/m3 (40) N/A 40.0
 
Dec. 14, 2018, 1 p.m. N/A N/A N/A 31.0 ppb (29) N/A 5.0 ppb (7) 2.0 ppb (2) 2.5 ppb (28) 36.0 μg/m3 (33) N/A 33.0
 
Dec. 14, 2018, noon N/A N/A N/A 29.0 ppb (27) N/A 2.0 ppb (3) 1.0 ppb (1) 1.3 ppb (14) 28.0 μg/m3 (25) N/A 27.0
 
Dec. 14, 2018, 11 a.m. N/A N/A N/A 29.0 ppb (27) N/A 2.0 ppb (3) 1.0 ppb (1) 1.1 ppb (12) 41.0 μg/m3 (37) N/A 37.0
 
Dec. 14, 2018, 10 a.m. N/A N/A N/A 28.0 ppb (26) N/A 2.0 ppb (3) 1.0 ppb (1) 0.9 ppb (10) 38.0 μg/m3 (35) N/A 35.0
 
Dec. 14, 2018, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) N/A 50.0
 
Dec. 14, 2018, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) N/A 45.0
 
Dec. 14, 2018, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A N/A 6.0
 
Dec. 14, 2018, 6 a.m. N/A N/A N/A 34.0 ppb (31) N/A 2.0 ppb (3) 2.0 ppb (2) 1.2 ppb (13) 25.0 μg/m3 (23) N/A 31.0
 
Dec. 14, 2018, 5 a.m. N/A N/A N/A 31.0 ppb (29) N/A 2.0 ppb (3) 3.0 ppb (2) 1.1 ppb (12) 15.0 μg/m3 (14) N/A 29.0
 
Dec. 14, 2018, 4 a.m. N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 5.0 ppb (4) 0.8 ppb (9) 19.0 μg/m3 (17) N/A 27.0
 
Dec. 14, 2018, 3 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 15.0 ppb (12) 0.6 ppb (7) 23.0 μg/m3 (21) N/A 21.0
 
Dec. 14, 2018, 2 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 16.0 ppb (12) 0.6 ppb (7) 43.0 μg/m3 (39) N/A 39.0
 
Dec. 14, 2018, 1 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 17.0 ppb (13) 0.7 ppb (8) 63.0 μg/m3 (54) N/A 54.0
 
Dec. 14, 2018, midnight N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 33.0 ppb (25) 0.9 ppb (10) 30.0 μg/m3 (27) N/A 27.0
 
Dec. 13, 2018, 11 p.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 36.0 ppb (28) 0.5 ppb (6) 32.0 μg/m3 (29) N/A 29.0
 
Dec. 13, 2018, 10 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 45.0 ppb (35) 0.5 ppb (6) 34.0 μg/m3 (31) N/A 35.0
 
Dec. 13, 2018, 9 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 46.0 ppb (35) 0.5 ppb (6) 41.0 μg/m3 (37) N/A 37.0
 
Dec. 13, 2018, 8 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 39.0 ppb (30) 0.5 ppb (6) 26.0 μg/m3 (24) N/A 30.0
 
Dec. 13, 2018, 7 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 37.0 ppb (28) 0.6 ppb (7) 15.0 μg/m3 (14) N/A 28.0
 
Dec. 13, 2018, 6 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 34.0 ppb (26) 0.6 ppb (7) 32.0 μg/m3 (29) N/A 29.0
 
Dec. 13, 2018, 5 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 23.0 ppb (18) 0.9 ppb (10) 43.0 μg/m3 (39) N/A 39.0
 
Dec. 13, 2018, 4 p.m. N/A N/A N/A 35.0 ppb (32) N/A 2.0 ppb (3) 12.0 ppb (9) 1.3 ppb (14) 38.0 μg/m3 (35) N/A 35.0
 
Dec. 13, 2018, 3 p.m. N/A N/A N/A 33.0 ppb (31) N/A 2.0 ppb (3) 8.0 ppb (6) 1.4 ppb (16) 32.0 μg/m3 (29) N/A 31.0
 
Dec. 13, 2018, 2 p.m. N/A N/A N/A 34.0 ppb (31) N/A 3.0 ppb (4) 2.0 ppb (2) 1.8 ppb (20) 32.0 μg/m3 (29) N/A 31.0
 
Dec. 13, 2018, 1 p.m. N/A N/A N/A 34.0 ppb (31) N/A 2.0 ppb (3) 2.0 ppb (2) 1.2 ppb (13) 37.0 μg/m3 (34) N/A 34.0
 
Dec. 13, 2018, noon N/A N/A N/A 36.0 ppb (33) N/A 2.0 ppb (3) 2.0 ppb (2) 1.1 ppb (12) 25.0 μg/m3 (23) N/A 33.0
 
Dec. 13, 2018, 11 a.m. N/A N/A N/A 30.0 ppb (28) N/A 1.0 ppb (1) 5.0 ppb (4) 0.8 ppb (9) 48.0 μg/m3 (44) N/A 44.0
 
Dec. 13, 2018, 10 a.m. N/A N/A N/A 36.0 ppb (33) N/A 2.0 ppb (3) 3.0 ppb (2) 1.2 ppb (13) 43.0 μg/m3 (39) N/A 39.0
 
Dec. 13, 2018, 9 a.m. N/A N/A N/A 39.0 ppb (36) N/A 2.0 ppb (3) 2.0 ppb (2) 1.3 ppb (14) 47.0 μg/m3 (43) N/A 43.0
 
Dec. 13, 2018, 8 a.m. N/A N/A N/A 40.0 ppb (37) N/A 2.0 ppb (3) 2.0 ppb (2) 1.3 ppb (14) 81.0 μg/m3 (63) N/A 63.0
 
Dec. 13, 2018, 7 a.m. N/A N/A N/A 35.0 ppb (32) N/A 2.0 ppb (3) 6.0 ppb (5) 1.1 ppb (12) N/A N/A 32.0
 
Dec. 13, 2018, 6 a.m. N/A N/A N/A 48.0 ppb (44) N/A 2.0 ppb (3) 6.0 ppb (5) 1.3 ppb (14) 92.0 μg/m3 (68) N/A 68.0
 
Dec. 13, 2018, 5 a.m. N/A N/A N/A 48.0 ppb (44) N/A 3.0 ppb (4) 9.0 ppb (7) 1.4 ppb (16) 68.0 μg/m3 (56) N/A 56.0
 
Dec. 13, 2018, 4 a.m. N/A N/A N/A 52.0 ppb (48) N/A 2.0 ppb (3) 8.0 ppb (6) 1.5 ppb (17) 78.0 μg/m3 (62) N/A 62.0
 
Dec. 13, 2018, 3 a.m. N/A N/A N/A 50.0 ppb (46) N/A 3.0 ppb (4) 16.0 ppb (12) 1.5 ppb (17) 66.0 μg/m3 (56) N/A 56.0
 
Dec. 13, 2018, 2 a.m. N/A N/A N/A 55.0 ppb (51) N/A 3.0 ppb (4) 14.0 ppb (11) 1.4 ppb (16) 65.0 μg/m3 (55) N/A 55.0
 
Dec. 13, 2018, 1 a.m. N/A N/A N/A 43.0 ppb (40) N/A 3.0 ppb (4) 29.0 ppb (22) 1.3 ppb (14) N/A N/A 40.0
 
Dec. 13, 2018, midnight N/A N/A N/A 31.0 ppb (29) N/A 3.0 ppb (4) 45.0 ppb (35) 0.9 ppb (10) 56.0 μg/m3 (50) N/A 50.0
 
Dec. 12, 2018, 11 p.m. N/A N/A N/A 30.0 ppb (28) N/A 5.0 ppb (7) 79.0 ppb (62) 1.0 ppb (11) 60.0 μg/m3 (52) N/A 62.0
 
Dec. 12, 2018, 10 p.m. N/A N/A N/A 28.0 ppb (26) N/A 6.0 ppb (9) 85.0 ppb (67) 1.0 ppb (11) 66.0 μg/m3 (56) N/A 67.0
 
Dec. 12, 2018, 9 p.m. N/A N/A N/A 32.0 ppb (30) N/A 7.0 ppb (10) 85.0 ppb (67) 1.0 ppb (11) 67.0 μg/m3 (56) N/A 67.0
 
Dec. 12, 2018, 8 p.m. N/A N/A N/A 31.0 ppb (29) N/A 9.0 ppb (13) 85.0 ppb (67) 1.0 ppb (11) 78.0 μg/m3 (62) N/A 67.0
 
Dec. 12, 2018, 7 p.m. N/A N/A N/A 34.0 ppb (31) N/A 10.0 ppb (14) 75.0 ppb (58) 1.0 ppb (11) 97.0 μg/m3 (71) N/A 71.0
 
Dec. 12, 2018, 6 p.m. N/A N/A N/A 43.0 ppb (40) N/A 14.0 ppb (20) 61.0 ppb (47) 1.2 ppb (13) 106.0 μg/m3 (76) N/A 76.0
 
Dec. 12, 2018, 5 p.m. N/A N/A N/A 65.0 ppb (62) N/A 16.0 ppb (23) 31.0 ppb (24) 1.9 ppb (21) 85.0 μg/m3 (65) N/A 65.0
 
Dec. 12, 2018, 4 p.m. N/A N/A N/A 52.0 ppb (48) N/A 10.0 ppb (14) 15.0 ppb (12) 1.9 ppb (21) 69.0 μg/m3 (57) N/A 57.0
 
Dec. 12, 2018, 3 p.m. N/A N/A N/A 43.0 ppb (40) N/A 6.0 ppb (9) 6.0 ppb (5) 2.2 ppb (24) 74.0 μg/m3 (60) N/A 60.0
 
Dec. 12, 2018, 2 p.m. N/A N/A N/A 34.0 ppb (31) N/A 5.0 ppb (7) 2.0 ppb (2) 1.8 ppb (20) 77.0 μg/m3 (61) N/A 61.0
 
Dec. 12, 2018, 1 p.m. N/A N/A N/A 33.0 ppb (31) N/A 4.0 ppb (6) 2.0 ppb (2) 1.5 ppb (17) 90.0 μg/m3 (68) N/A 68.0
 
Dec. 12, 2018, noon N/A N/A N/A 32.0 ppb (30) N/A 4.0 ppb (6) 4.0 ppb (3) 1.1 ppb (12) 68.0 μg/m3 (56) N/A 56.0
 
Dec. 12, 2018, 11 a.m. N/A N/A N/A 34.0 ppb (31) N/A 3.0 ppb (4) 4.0 ppb (3) 1.0 ppb (11) 72.0 μg/m3 (58) N/A 58.0
 
Dec. 12, 2018, 10 a.m. N/A N/A N/A 38.0 ppb (35) N/A 3.0 ppb (4) 3.0 ppb (2) 1.1 ppb (12) 99.0 μg/m3 (72) N/A 72.0
 
Dec. 12, 2018, 9 a.m. N/A N/A N/A 42.0 ppb (39) N/A 6.0 ppb (9) 3.0 ppb (2) 1.3 ppb (14) 95.0 μg/m3 (70) N/A 70.0
 
Dec. 12, 2018, 8 a.m. N/A N/A N/A 46.0 ppb (43) N/A 8.0 ppb (11) 2.0 ppb (2) 1.5 ppb (17) 93.0 μg/m3 (69) N/A 69.0
 
Dec. 12, 2018, 7 a.m. N/A N/A N/A 51.0 ppb (47) N/A 7.0 ppb (10) 2.0 ppb (2) 1.6 ppb (18) N/A N/A 47.0
 
Dec. 12, 2018, 6 a.m. N/A N/A N/A 50.0 ppb (46) N/A 4.0 ppb (6) 3.0 ppb (2) 1.5 ppb (17) 79.0 μg/m3 (62) N/A 62.0
 
Dec. 12, 2018, 5 a.m. N/A N/A N/A 52.0 ppb (48) N/A 17.0 ppb (24) 4.0 ppb (3) 1.6 ppb (18) 90.0 μg/m3 (68) N/A 68.0
 
Dec. 12, 2018, 4 a.m. N/A N/A N/A 57.0 ppb (53) N/A 12.0 ppb (17) 2.0 ppb (2) 1.5 ppb (17) 105.0 μg/m3 (75) N/A 75.0
 
Dec. 12, 2018, 3 a.m. N/A N/A N/A 71.0 ppb (68) N/A 4.0 ppb (6) 3.0 ppb (2) 2.1 ppb (23) 124.0 μg/m3 (84) N/A 84.0
 
Dec. 12, 2018, 2 a.m. N/A N/A N/A 68.0 ppb (65) N/A 4.0 ppb (6) 11.0 ppb (8) 1.7 ppb (19) 66.0 μg/m3 (56) N/A 65.0
 
Dec. 12, 2018, 1 a.m. N/A N/A N/A 72.0 ppb (69) N/A 5.0 ppb (7) 20.0 ppb (15) 1.7 ppb (19) 75.0 μg/m3 (60) N/A 69.0
 
Dec. 12, 2018, midnight N/A N/A N/A 41.0 ppb (38) N/A 5.0 ppb (7) 55.0 ppb (42) 1.2 ppb (13) 83.0 μg/m3 (64) N/A 64.0
 
Dec. 11, 2018, 11 p.m. N/A N/A N/A 37.0 ppb (34) N/A 7.0 ppb (10) 60.0 ppb (46) 1.0 ppb (11) 84.0 μg/m3 (64) N/A 64.0
 
Dec. 11, 2018, 10 p.m. N/A N/A N/A 29.0 ppb (27) N/A 8.0 ppb (11) 67.0 ppb (52) 0.9 ppb (10) 111.0 μg/m3 (78) N/A 78.0
 
Dec. 11, 2018, 9 p.m. N/A N/A N/A 31.0 ppb (29) N/A 10.0 ppb (14) 57.0 ppb (44) 1.0 ppb (11) 124.0 μg/m3 (84) N/A 84.0
 
Dec. 11, 2018, 8 p.m. N/A N/A N/A 47.0 ppb (44) N/A 14.0 ppb (20) 44.0 ppb (34) 1.2 ppb (13) 149.0 μg/m3 (97) N/A 97.0
 
Dec. 11, 2018, 7 p.m. N/A N/A N/A 50.0 ppb (46) N/A 18.0 ppb (26) 26.0 ppb (20) 1.4 ppb (16) 140.0 μg/m3 (92) N/A 92.0
 
Dec. 11, 2018, 6 p.m. N/A N/A N/A 42.0 ppb (39) N/A 17.0 ppb (24) 14.0 ppb (11) 1.5 ppb (17) 134.0 μg/m3 (90) N/A 90.0
 
Dec. 11, 2018, 5 p.m. N/A N/A N/A 33.0 ppb (31) N/A 18.0 ppb (26) 8.0 ppb (6) 1.5 ppb (17) 132.0 μg/m3 (88) N/A 88.0
 
Dec. 11, 2018, 4 p.m. N/A N/A N/A 35.0 ppb (32) N/A 22.0 ppb (31) 5.0 ppb (4) 1.5 ppb (17) 130.0 μg/m3 (88) N/A 88.0
 
Dec. 11, 2018, 3 p.m. N/A N/A N/A 29.0 ppb (27) N/A 21.0 ppb (30) 3.0 ppb (2) 1.5 ppb (17) 130.0 μg/m3 (88) N/A 88.0
 
Dec. 11, 2018, 2 p.m. N/A N/A N/A 25.0 ppb (23) N/A 18.0 ppb (26) 2.0 ppb (2) 1.4 ppb (16) 121.0 μg/m3 (83) N/A 83.0
 
Dec. 11, 2018, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A 22.0 ppb (31) 2.0 ppb (2) 1.2 ppb (13) 116.0 μg/m3 (80) N/A 80.0
 
Dec. 11, 2018, noon N/A N/A N/A 23.0 ppb (21) N/A 23.0 ppb (33) 2.0 ppb (2) 0.8 ppb (9) 59.0 μg/m3 (52) N/A 52.0
 
Dec. 11, 2018, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A 24.0 ppb (34) 2.0 ppb (2) 0.7 ppb (8) 44.0 μg/m3 (40) N/A 40.0
 
Dec. 11, 2018, 10 a.m. N/A N/A N/A 21.0 ppb (19) N/A 26.0 ppb (37) 2.0 ppb (2) 0.7 ppb (8) 46.0 μg/m3 (42) N/A 42.0
 
Dec. 11, 2018, 9 a.m. N/A N/A N/A 22.0 ppb (20) N/A 25.0 ppb (36) 2.0 ppb (2) 0.7 ppb (8) 49.0 μg/m3 (45) N/A 45.0
 
Dec. 11, 2018, 8 a.m. N/A N/A N/A 25.0 ppb (23) N/A 58.0 ppb (60) 2.0 ppb (2) 0.8 ppb (9) 51.0 μg/m3 (46) N/A 60.0
 
Dec. 11, 2018, 7 a.m. N/A N/A N/A 31.0 ppb (29) N/A 49.0 ppb (56) 2.0 ppb (2) 0.9 ppb (10) N/A N/A 56.0
 
Dec. 11, 2018, 6 a.m. N/A N/A N/A 32.0 ppb (30) N/A 63.0 ppb (63) 3.0 ppb (2) 0.9 ppb (10) 57.0 μg/m3 (51) N/A 63.0
 
Dec. 11, 2018, 5 a.m. N/A N/A N/A 35.0 ppb (32) N/A 58.0 ppb (60) 2.0 ppb (2) 1.0 ppb (11) 36.0 μg/m3 (33) N/A 60.0
 
Dec. 11, 2018, 4 a.m. N/A N/A N/A 38.0 ppb (35) N/A 25.0 ppb (36) 4.0 ppb (3) 0.8 ppb (9) N/A N/A 36.0
 
Dec. 11, 2018, 3 a.m. N/A N/A N/A 39.0 ppb (36) N/A 43.0 ppb (54) 4.0 ppb (3) 0.9 ppb (10) 84.0 μg/m3 (64) N/A 64.0
 
Dec. 11, 2018, 2 a.m. N/A N/A N/A 47.0 ppb (44) N/A 69.0 ppb (65) 2.0 ppb (2) 1.1 ppb (12) 95.0 μg/m3 (70) N/A 70.0
 
Dec. 11, 2018, 1 a.m. N/A N/A N/A 54.0 ppb (50) N/A 46.0 ppb (55) 12.0 ppb (9) 1.1 ppb (12) 85.0 μg/m3 (65) N/A 65.0
 
Dec. 11, 2018, midnight N/A N/A N/A 43.0 ppb (40) N/A 12.0 ppb (17) 52.0 ppb (40) 1.2 ppb (13) 81.0 μg/m3 (63) N/A 63.0
 
Dec. 10, 2018, 11 p.m. N/A N/A N/A 32.0 ppb (30) N/A 7.0 ppb (10) 71.0 ppb (55) 0.9 ppb (10) 70.0 μg/m3 (58) N/A 58.0
 
Dec. 10, 2018, 10 p.m. N/A N/A N/A 30.0 ppb (28) N/A 10.0 ppb (14) 71.0 ppb (55) 0.9 ppb (10) 79.0 μg/m3 (62) N/A 62.0
 
Dec. 10, 2018, 9 p.m. N/A N/A N/A 32.0 ppb (30) N/A 16.0 ppb (23) 59.0 ppb (45) 0.9 ppb (10) 93.0 μg/m3 (69) N/A 69.0
 
Dec. 10, 2018, 8 p.m. N/A N/A N/A 42.0 ppb (39) N/A 24.0 ppb (34) 44.0 ppb (34) 1.1 ppb (12) 102.0 μg/m3 (74) N/A 74.0
 
Dec. 10, 2018, 7 p.m. N/A N/A N/A 42.0 ppb (39) N/A 19.0 ppb (27) 29.0 ppb (22) 1.1 ppb (12) 95.0 μg/m3 (70) N/A 70.0
 
Dec. 10, 2018, 6 p.m. N/A N/A N/A 38.0 ppb (35) N/A 27.0 ppb (39) 23.0 ppb (18) 1.2 ppb (13) 84.0 μg/m3 (64) N/A 64.0
 
Dec. 10, 2018, 5 p.m. N/A N/A N/A 39.0 ppb (36) N/A 42.0 ppb (53) 13.0 ppb (10) 1.5 ppb (17) 85.0 μg/m3 (65) N/A 65.0
 
Dec. 10, 2018, 4 p.m. N/A N/A N/A 36.0 ppb (33) N/A 67.0 ppb (65) 7.0 ppb (5) 1.7 ppb (19) 80.0 μg/m3 (62) N/A 65.0