ID: 2351

AQSQID: 800090072

Site Name: Uam Iztapalapa

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

Updated: Jan. 23, 2021, 10:32 p.m.

Location: Mexico City (Centro De Investigación), MX

Reporting: True, Located: True

Current AQI: 109.0

Mexico City (Centro De Investigación) MX, MX: 19.3607, -99.0738

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 23, 2021, 8 p.m. N/A N/A N/A 13.0 ppb (13) N/A 4.0 ppb (6) 85.0 ppb (109) 0.2 ppb (3) 58.0 μg/m3 (53) 33.0 μg/m3 (95) 109.0
 
Jan. 23, 2021, 7 p.m. N/A N/A N/A 28.0 ppb (27) N/A 5.0 ppb (8) 70.0 ppb (100) 0.4 ppb (5) 60.0 μg/m3 (54) 34.0 μg/m3 (98) 100.0
 
Jan. 23, 2021, 6 p.m. N/A N/A N/A 33.0 ppb (32) N/A 4.0 ppb (6) 59.0 ppb (65) 0.5 ppb (6) 60.0 μg/m3 (54) 34.0 μg/m3 (98) 98.0
 
Jan. 23, 2021, 5 p.m. N/A N/A N/A 39.0 ppb (37) N/A 3.0 ppb (5) 40.0 ppb (38) 0.6 ppb (7) 72.0 μg/m3 (60) 41.0 μg/m3 (115) 115.0
 
Jan. 23, 2021, 4 p.m. N/A N/A N/A 52.0 ppb (50) N/A 4.0 ppb (6) 16.0 ppb (15) 0.9 ppb (11) 80.0 μg/m3 (64) 35.0 μg/m3 (100) 100.0
 
Jan. 23, 2021, 3 p.m. N/A N/A N/A 49.0 ppb (47) N/A 5.0 ppb (8) 4.0 ppb (4) 1.7 ppb (20) 79.0 μg/m3 (63) 38.0 μg/m3 (108) 108.0
 
Jan. 23, 2021, 2 p.m. N/A N/A N/A 44.0 ppb (42) N/A 5.0 ppb (8) 3.0 ppb (3) 2.0 ppb (23) 48.0 μg/m3 (45) 28.0 μg/m3 (85) 85.0
 
Jan. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (45) 28.0 μg/m3 (85) 85.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A 0.0 ppb (0) 42.0 μg/m3 (39) 16.0 μg/m3 (60) 60.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 22.0 ppb (21) 0.3 ppb (4) 59.0 μg/m3 (53) 20.0 μg/m3 (68) 68.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A 33.0 ppb (32) N/A 2.0 ppb (3) 23.0 ppb (22) 0.4 ppb (5) 70.0 μg/m3 (59) 23.0 μg/m3 (74) 74.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 14.0 ppb (13) 0.7 ppb (8) 47.0 μg/m3 (44) 22.0 μg/m3 (72) 72.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A 38.0 ppb (36) N/A 2.0 ppb (3) 14.0 ppb (13) 0.7 ppb (8) 52.0 μg/m3 (49) 16.0 μg/m3 (60) 60.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 22.0 ppb (21) 0.6 ppb (7) 68.0 μg/m3 (58) 22.0 μg/m3 (72) 72.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 36.0 ppb (34) 0.4 ppb (5) 52.0 μg/m3 (49) 16.0 μg/m3 (60) 60.0
 
Jan. 20, 2021, midnight N/A N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 49.0 ppb (46) 0.3 ppb (4) 45.0 μg/m3 (42) 23.0 μg/m3 (74) 74.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 79.0 ppb (106) 0.3 ppb (4) 28.0 μg/m3 (26) 16.0 μg/m3 (60) 106.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 78.0 ppb (105) 0.3 ppb (4) 52.0 μg/m3 (49) 30.0 μg/m3 (89) 105.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A 17.0 ppb (17) N/A 3.0 ppb (5) 91.0 ppb (112) 0.4 ppb (5) 83.0 μg/m3 (65) 47.0 μg/m3 (130) 130.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A 26.0 ppb (25) N/A 3.0 ppb (5) 91.0 ppb (112) 0.6 ppb (7) 65.0 μg/m3 (56) 44.0 μg/m3 (122) 122.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A 30.0 ppb (29) N/A 3.0 ppb (5) 65.0 ppb (84) 0.6 ppb (7) 61.0 μg/m3 (54) 35.0 μg/m3 (100) 100.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A 33.0 ppb (32) N/A 3.0 ppb (5) 49.0 ppb (46) 0.6 ppb (7) 48.0 μg/m3 (45) 31.0 μg/m3 (91) 91.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A 40.0 ppb (38) N/A 3.0 ppb (5) 30.0 ppb (28) 0.8 ppb (10) 68.0 μg/m3 (58) 40.0 μg/m3 (113) 113.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A 46.0 ppb (44) N/A 4.0 ppb (6) 13.0 ppb (13) 1.0 ppb (12) 70.0 μg/m3 (59) 35.0 μg/m3 (100) 100.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A 41.0 ppb (39) N/A 4.0 ppb (6) 5.0 ppb (5) 1.6 ppb (19) 56.0 μg/m3 (52) 28.0 μg/m3 (85) 85.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A 29.0 ppb (28) N/A 4.0 ppb (6) 3.0 ppb (3) 1.7 ppb (20) 35.0 μg/m3 (33) 21.0 μg/m3 (70) 70.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A 29.0 ppb (28) N/A 2.0 ppb (3) 3.0 ppb (3) 0.8 ppb (10) 31.0 μg/m3 (29) 19.0 μg/m3 (66) 66.0
 
Jan. 19, 2021, noon N/A N/A N/A 28.0 ppb (27) N/A 2.0 ppb (3) 3.0 ppb (3) 0.6 ppb (7) 39.0 μg/m3 (37) 25.0 μg/m3 (79) 79.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A 28.0 ppb (27) N/A 2.0 ppb (3) 3.0 ppb (3) 0.6 ppb (7) 46.0 μg/m3 (43) 33.0 μg/m3 (95) 95.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A 33.0 ppb (32) N/A 2.0 ppb (3) 3.0 ppb (3) 0.6 ppb (7) 36.0 μg/m3 (34) 26.0 μg/m3 (81) 81.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A 31.0 ppb (30) N/A 2.0 ppb (3) 8.0 ppb (8) 0.4 ppb (5) 30.0 μg/m3 (28) 18.0 μg/m3 (64) 64.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A 26.0 ppb (25) N/A 2.0 ppb (3) 13.0 ppb (13) 0.4 ppb (5) 59.0 μg/m3 (53) 33.0 μg/m3 (95) 95.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A 36.0 ppb (34) N/A 2.0 ppb (3) 8.0 ppb (8) 0.8 ppb (10) 60.0 μg/m3 (54) 32.0 μg/m3 (93) 93.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A 45.0 ppb (43) N/A 3.0 ppb (5) 4.0 ppb (4) 1.3 ppb (15) 76.0 μg/m3 (62) 43.0 μg/m3 (120) 120.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A 45.0 ppb (43) N/A 3.0 ppb (5) 3.0 ppb (3) 1.3 ppb (15) 56.0 μg/m3 (52) 30.0 μg/m3 (89) 89.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A 39.0 ppb (37) N/A 2.0 ppb (3) 10.0 ppb (10) 0.8 ppb (10) 44.0 μg/m3 (41) 25.0 μg/m3 (79) 79.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 15.0 ppb (14) 0.8 ppb (10) 39.0 μg/m3 (37) 19.0 μg/m3 (66) 66.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A 41.0 ppb (39) N/A 2.0 ppb (3) 8.0 ppb (8) 0.9 ppb (11) 28.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A 36.0 ppb (34) N/A 2.0 ppb (3) 12.0 ppb (12) 0.7 ppb (8) 45.0 μg/m3 (42) 18.0 μg/m3 (64) 64.0
 
Jan. 19, 2021, midnight N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 30.0 ppb (28) 0.4 ppb (5) 32.0 μg/m3 (30) 18.0 μg/m3 (64) 64.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 54.0 ppb (50) 0.5 ppb (6) 56.0 μg/m3 (52) 32.0 μg/m3 (93) 93.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 78.0 ppb (105) 0.5 ppb (6) 46.0 μg/m3 (43) 30.0 μg/m3 (89) 105.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A 18.0 ppb (17) N/A 3.0 ppb (5) 80.0 ppb (106) 0.5 ppb (6) 44.0 μg/m3 (41) 33.0 μg/m3 (95) 106.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A 21.0 ppb (20) N/A 3.0 ppb (5) 66.0 ppb (87) 0.5 ppb (6) 58.0 μg/m3 (53) 39.0 μg/m3 (110) 110.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 50.0 ppb (47) 0.8 ppb (10) 84.0 μg/m3 (66) 59.0 μg/m3 (153) 153.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A 73.0 ppb (72) N/A 4.0 ppb (6) 32.0 ppb (30) 1.6 ppb (19) 65.0 μg/m3 (56) 44.0 μg/m3 (122) 122.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A 53.0 ppb (50) N/A 3.0 ppb (5) 22.0 ppb (21) 1.3 ppb (15) 72.0 μg/m3 (60) 38.0 μg/m3 (108) 108.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A 47.0 ppb (45) N/A 4.0 ppb (6) 9.0 ppb (9) 1.5 ppb (18) 41.0 μg/m3 (38) 25.0 μg/m3 (79) 79.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A 34.0 ppb (33) N/A 4.0 ppb (6) 4.0 ppb (4) 1.8 ppb (21) 37.0 μg/m3 (35) 21.0 μg/m3 (70) 70.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A 17.0 ppb (17) N/A 3.0 ppb (5) N/A 1.5 ppb (18) 32.0 μg/m3 (30) 19.0 μg/m3 (66) 66.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A 13.0 ppb (13) N/A 3.0 ppb (5) N/A 1.5 ppb (18) 35.0 μg/m3 (33) 21.0 μg/m3 (70) 70.0
 
Jan. 18, 2021, noon N/A N/A N/A 13.0 ppb (13) N/A 3.0 ppb (5) N/A 1.2 ppb (14) 40.0 μg/m3 (38) 25.0 μg/m3 (79) 79.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A 14.0 ppb (14) N/A 3.0 ppb (5) N/A 1.4 ppb (16) 41.0 μg/m3 (38) 26.0 μg/m3 (81) 81.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A 16.0 ppb (16) N/A 4.0 ppb (6) 3.0 ppb (3) 1.8 ppb (21) 55.0 μg/m3 (51) 36.0 μg/m3 (103) 103.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A 22.0 ppb (21) N/A 4.0 ppb (6) 3.0 ppb (3) 1.9 ppb (22) 35.0 μg/m3 (33) 23.0 μg/m3 (74) 74.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A 3.0 ppb (5) 3.0 ppb (3) 1.6 ppb (19) 33.0 μg/m3 (31) 22.0 μg/m3 (72) 72.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A 24.0 ppb (23) N/A 3.0 ppb (5) 3.0 ppb (3) 1.4 ppb (16) 39.0 μg/m3 (37) 26.0 μg/m3 (81) 81.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A 22.0 ppb (21) N/A 3.0 ppb (5) 3.0 ppb (3) 1.6 ppb (19) 31.0 μg/m3 (29) 24.0 μg/m3 (77) 77.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A 23.0 ppb (22) N/A 3.0 ppb (5) 3.0 ppb (3) 1.3 ppb (15) 20.0 μg/m3 (19) 14.0 μg/m3 (55) 55.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 3.0 ppb (3) 0.9 ppb (11) 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 5.0 ppb (5) 0.7 ppb (8) 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 9.0 ppb (9) 0.5 ppb (6) 20.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A 15.0 ppb (15) N/A 2.0 ppb (3) 15.0 ppb (14) 0.4 ppb (5) 21.0 μg/m3 (20) 13.0 μg/m3 (53) 53.0
 
Jan. 18, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A 2.0 ppb (3) 19.0 ppb (18) 0.3 ppb (4) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 18.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A 16.0 ppb (16) N/A 2.0 ppb (3) 17.0 ppb (16) 0.3 ppb (4) 32.0 μg/m3 (30) 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A 12.0 ppb (12) N/A 2.0 ppb (3) 35.0 ppb (33) 0.2 ppb (3) 27.0 μg/m3 (25) 15.0 μg/m3 (58) 58.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 43.0 ppb (40) 0.2 ppb (3) 24.0 μg/m3 (23) 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 42.0 ppb (39) 0.2 ppb (3) 4.0 μg/m3 (4) 1.0 μg/m3 (5) 39.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 39.0 ppb (37) 0.2 ppb (3) 24.0 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 35.0 ppb (33) 0.2 ppb (3) 26.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A 12.0 ppb (12) N/A 3.0 ppb (5) 28.0 ppb (26) 0.4 ppb (5) 22.0 μg/m3 (21) 15.0 μg/m3 (58) 58.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A 21.0 ppb (20) N/A 3.0 ppb (5) 13.0 ppb (13) 0.7 ppb (8) 30.0 μg/m3 (28) 20.0 μg/m3 (68) 68.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A 23.0 ppb (22) N/A 3.0 ppb (5) 6.0 ppb (6) 0.8 ppb (10) 25.0 μg/m3 (24) 14.0 μg/m3 (55) 55.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 5.0 ppb (5) 0.5 ppb (6) 14.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 12.0 ppb (12) 0.3 ppb (4) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, noon N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 15.0 ppb (14) 0.2 ppb (3) 23.0 μg/m3 (22) 17.0 μg/m3 (62) 62.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 12.0 ppb (12) 0.3 ppb (4) 32.0 μg/m3 (30) 20.0 μg/m3 (68) 68.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A 26.0 ppb (25) N/A 3.0 ppb (5) 4.0 ppb (4) 0.6 ppb (7) 22.0 μg/m3 (21) 13.0 μg/m3 (53) 53.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 15.0 ppb (14) 0.3 ppb (4) 23.0 μg/m3 (22) 15.0 μg/m3 (58) 58.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A 18.0 ppb (17) N/A 3.0 ppb (5) 11.0 ppb (11) 0.5 ppb (6) 23.0 μg/m3 (22) 16.0 μg/m3 (60) 60.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A 15.0 ppb (15) N/A 3.0 ppb (5) 14.0 ppb (13) 0.4 ppb (5) 21.0 μg/m3 (20) 14.0 μg/m3 (55) 55.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A 14.0 ppb (14) N/A 3.0 ppb (5) 17.0 ppb (16) 0.4 ppb (5) 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 23.0 ppb (22) 0.3 ppb (4) 24.0 μg/m3 (23) 16.0 μg/m3 (60) 60.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A 18.0 ppb (17) N/A 3.0 ppb (5) 22.0 ppb (21) 0.4 ppb (5) 30.0 μg/m3 (28) 22.0 μg/m3 (72) 72.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A 29.0 ppb (28) N/A 3.0 ppb (5) 14.0 ppb (13) 0.7 ppb (8) 30.0 μg/m3 (28) 24.0 μg/m3 (77) 77.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A 32.0 ppb (31) N/A 4.0 ppb (6) 16.0 ppb (15) 0.7 ppb (8) 14.0 μg/m3 (13) 20.0 μg/m3 (68) 68.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A 26.0 ppb (25) N/A 5.0 ppb (8) 23.0 ppb (22) 0.5 ppb (6) 56.0 μg/m3 (52) 24.0 μg/m3 (77) 77.0
 
Jan. 17, 2021, midnight N/A N/A N/A 11.0 ppb (11) N/A 6.0 ppb (9) 45.0 ppb (42) 0.3 ppb (4) 28.0 μg/m3 (26) 13.0 μg/m3 (53) 53.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 4.0 ppb (6) 49.0 ppb (46) 0.2 ppb (3) 14.0 μg/m3 (13) 7.0 μg/m3 (30) 46.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A 9.0 ppb (9) N/A 4.0 ppb (6) 44.0 ppb (41) 0.3 ppb (4) 34.0 μg/m3 (32) 17.0 μg/m3 (62) 62.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A 12.0 ppb (12) N/A 7.0 ppb (10) 53.0 ppb (50) 0.3 ppb (4) 81.0 μg/m3 (64) 37.0 μg/m3 (105) 105.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A 23.0 ppb (22) N/A 15.0 ppb (22) 69.0 ppb (97) 0.5 ppb (6) 54.0 μg/m3 (50) 29.0 μg/m3 (87) 97.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A 22.0 ppb (21) N/A 12.0 ppb (18) 57.0 ppb (58) 0.5 ppb (6) 73.0 μg/m3 (60) 40.0 μg/m3 (113) 113.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A 31.0 ppb (30) N/A 17.0 ppb (25) 46.0 ppb (43) 0.6 ppb (7) 79.0 μg/m3 (63) 36.0 μg/m3 (103) 103.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A 42.0 ppb (40) N/A 29.0 ppb (42) 26.0 ppb (25) 0.8 ppb (10) 79.0 μg/m3 (63) 34.0 μg/m3 (98) 98.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A 41.0 ppb (39) N/A 36.0 ppb (51) 14.0 ppb (13) 0.8 ppb (10) 68.0 μg/m3 (58) 27.0 μg/m3 (83) 83.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A 40.0 ppb (38) N/A 37.0 ppb (53) 7.0 ppb (7) 1.0 ppb (12) 57.0 μg/m3 (52) 29.0 μg/m3 (87) 87.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A 37.0 ppb (35) N/A 30.0 ppb (43) 4.0 ppb (4) 0.8 ppb (10) 64.0 μg/m3 (56) 29.0 μg/m3 (87) 87.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A 36.0 ppb (34) N/A 24.0 ppb (35) 3.0 ppb (3) 0.6 ppb (7) 59.0 μg/m3 (53) 29.0 μg/m3 (87) 87.0
 
Jan. 16, 2021, noon N/A N/A N/A 35.0 ppb (34) N/A 11.0 ppb (16) 3.0 ppb (3) 0.6 ppb (7) 49.0 μg/m3 (46) N/A 46.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A 34.0 ppb (33) N/A 4.0 ppb (6) 4.0 ppb (4) 0.6 ppb (7) 100.0 μg/m3 (74) 73.0 μg/m3 (161) 161.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A 32.0 ppb (31) N/A 3.0 ppb (5) 6.0 ppb (6) 0.5 ppb (6) 115.0 μg/m3 (81) 72.0 μg/m3 (160) 160.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A 38.0 ppb (36) N/A 4.0 ppb (6) 4.0 ppb (4) 0.7 ppb (8) 78.0 μg/m3 (63) 26.0 μg/m3 (81) 81.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A 42.0 ppb (40) N/A 4.0 ppb (6) 3.0 ppb (3) 0.8 ppb (10) 52.0 μg/m3 (49) 18.0 μg/m3 (64) 64.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A 36.0 ppb (34) N/A 5.0 ppb (8) 11.0 ppb (11) 0.6 ppb (7) 64.0 μg/m3 (56) 17.0 μg/m3 (62) 62.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A 44.0 ppb (42) N/A 6.0 ppb (9) 8.0 ppb (8) 0.7 ppb (8) 61.0 μg/m3 (54) 24.0 μg/m3 (77) 77.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A 41.0 ppb (39) N/A 5.0 ppb (8) 12.0 ppb (12) 0.6 ppb (7) 72.0 μg/m3 (60) 25.0 μg/m3 (79) 79.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A 53.0 ppb (50) N/A 17.0 ppb (25) 11.0 ppb (11) 0.7 ppb (8) 63.0 μg/m3 (55) 33.0 μg/m3 (95) 95.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A 57.0 ppb (55) N/A 21.0 ppb (30) 17.0 ppb (16) 0.8 ppb (10) 69.0 μg/m3 (58) 39.0 μg/m3 (110) 110.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 0.8 ppb (10) 44.0 μg/m3 (41) 20.0 μg/m3 (68) 68.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A 18.0 ppb (17) N/A 6.0 ppb (9) 56.0 ppb (55) 0.4 ppb (5) 46.0 μg/m3 (43) 22.0 μg/m3 (72) 72.0
 
Jan. 16, 2021, midnight N/A N/A N/A 15.0 ppb (15) N/A 6.0 ppb (9) 67.0 ppb (91) 0.4 ppb (5) 64.0 μg/m3 (56) 37.0 μg/m3 (105) 105.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A 21.0 ppb (20) N/A 10.0 ppb (15) 86.0 ppb (109) 0.5 ppb (6) 83.0 μg/m3 (65) 46.0 μg/m3 (127) 127.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A 27.0 ppb (26) N/A 11.0 ppb (16) 90.0 ppb (112) 0.6 ppb (7) 69.0 μg/m3 (58) 38.0 μg/m3 (108) 112.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A 23.0 ppb (22) N/A 10.0 ppb (15) 85.0 ppb (109) 0.5 ppb (6) 79.0 μg/m3 (63) 40.0 μg/m3 (113) 113.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A 24.0 ppb (23) N/A 10.0 ppb (15) 69.0 ppb (97) 0.5 ppb (6) 70.0 μg/m3 (59) 31.0 μg/m3 (91) 97.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A 27.0 ppb (26) N/A 10.0 ppb (15) 50.0 ppb (47) 0.5 ppb (6) 61.0 μg/m3 (54) 29.0 μg/m3 (87) 87.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A 27.0 ppb (26) N/A 13.0 ppb (19) 38.0 ppb (36) 0.5 ppb (6) 61.0 μg/m3 (54) 30.0 μg/m3 (89) 89.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A 43.0 ppb (41) N/A 13.0 ppb (19) 23.0 ppb (22) 0.9 ppb (11) 53.0 μg/m3 (50) 22.0 μg/m3 (72) 72.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A 39.0 ppb (37) N/A 12.0 ppb (18) 11.0 ppb (11) 1.0 ppb (12) 62.0 μg/m3 (55) 24.0 μg/m3 (77) 77.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A 34.0 ppb (33) N/A 11.0 ppb (16) 5.0 ppb (5) 1.3 ppb (15) 52.0 μg/m3 (49) 21.0 μg/m3 (70) 70.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A 29.0 ppb (28) N/A 6.0 ppb (9) 3.0 ppb (3) 1.3 ppb (15) 53.0 μg/m3 (50) 25.0 μg/m3 (79) 79.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A 27.0 ppb (26) N/A 5.0 ppb (8) 3.0 ppb (3) 0.9 ppb (11) 41.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
Jan. 15, 2021, noon N/A N/A N/A 30.0 ppb (29) N/A 6.0 ppb (9) 3.0 ppb (3) 0.7 ppb (8) 37.0 μg/m3 (35) 17.0 μg/m3 (62) 62.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A 28.0 ppb (27) N/A 6.0 ppb (9) 3.0 ppb (3) 0.4 ppb (5) 37.0 μg/m3 (35) 18.0 μg/m3 (64) 64.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A 28.0 ppb (27) N/A 7.0 ppb (10) 4.0 ppb (4) 0.3 ppb (4) 48.0 μg/m3 (45) 16.0 μg/m3 (60) 60.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A 33.0 ppb (32) N/A 8.0 ppb (12) 3.0 ppb (3) 0.6 ppb (7) 51.0 μg/m3 (48) 20.0 μg/m3 (68) 68.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A 34.0 ppb (33) N/A 8.0 ppb (12) 3.0 ppb (3) 0.8 ppb (10) 58.0 μg/m3 (53) 27.0 μg/m3 (83) 83.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A 34.0 ppb (33) N/A 8.0 ppb (12) 3.0 ppb (3) 1.0 ppb (12) 61.0 μg/m3 (54) 32.0 μg/m3 (93) 93.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A 36.0 ppb (34) N/A 10.0 ppb (15) 3.0 ppb (3) 0.9 ppb (11) 49.0 μg/m3 (46) 14.0 μg/m3 (55) 55.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A 34.0 ppb (33) N/A 15.0 ppb (22) 5.0 ppb (5) 0.6 ppb (7) 46.0 μg/m3 (43) 8.0 μg/m3 (34) 43.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A 29.0 ppb (28) N/A 24.0 ppb (35) 9.0 ppb (9) 0.4 ppb (5) 65.0 μg/m3 (56) 14.0 μg/m3 (55) 56.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A 28.0 ppb (27) N/A 22.0 ppb (32) 12.0 ppb (12) 0.3 ppb (4) 67.0 μg/m3 (57) 18.0 μg/m3 (64) 64.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A 32.0 ppb (31) N/A 18.0 ppb (26) 15.0 ppb (14) 0.5 ppb (6) 61.0 μg/m3 (54) 25.0 μg/m3 (79) 79.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A 28.0 ppb (27) N/A 4.0 ppb (6) 19.0 ppb (18) 0.5 ppb (6) 41.0 μg/m3 (38) 18.0 μg/m3 (64) 64.0
 
Jan. 15, 2021, midnight N/A N/A N/A 22.0 ppb (21) N/A 3.0 ppb (5) 21.0 ppb (20) 0.4 ppb (5) 33.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A 19.0 ppb (18) N/A 3.0 ppb (5) 28.0 ppb (26) 0.3 ppb (4) 13.0 μg/m3 (13) 4.0 μg/m3 (17) 26.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 38.0 ppb (36) 0.2 ppb (3) 32.0 μg/m3 (30) 15.0 μg/m3 (58) 58.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A 21.0 ppb (20) N/A 3.0 ppb (5) 44.0 ppb (41) 0.3 ppb (4) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A 17.0 ppb (17) N/A 3.0 ppb (5) 49.0 ppb (46) 0.3 ppb (4) 34.0 μg/m3 (32) 19.0 μg/m3 (66) 66.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A 19.0 ppb (18) N/A 3.0 ppb (5) 49.0 ppb (46) 0.4 ppb (5) 40.0 μg/m3 (38) 14.0 μg/m3 (55) 55.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A 22.0 ppb (21) N/A 4.0 ppb (6) 37.0 ppb (35) 0.5 ppb (6) 60.0 μg/m3 (54) 27.0 μg/m3 (83) 83.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A 39.0 ppb (37) N/A 8.0 ppb (12) 23.0 ppb (22) 0.8 ppb (10) 79.0 μg/m3 (63) 38.0 μg/m3 (108) 108.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A 56.0 ppb (54) N/A 13.0 ppb (19) 11.0 ppb (11) 1.5 ppb (18) 77.0 μg/m3 (62) 29.0 μg/m3 (87) 87.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A 38.0 ppb (36) N/A 13.0 ppb (19) 5.0 ppb (5) 1.6 ppb (19) 66.0 μg/m3 (57) 30.0 μg/m3 (89) 89.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A 37.0 ppb (35) N/A 11.0 ppb (16) 3.0 ppb (3) 1.4 ppb (16) 56.0 μg/m3 (52) 32.0 μg/m3 (93) 93.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A 34.0 ppb (33) N/A 11.0 ppb (16) 3.0 ppb (3) 1.0 ppb (12) 51.0 μg/m3 (48) 32.0 μg/m3 (93) 93.0
 
Jan. 14, 2021, noon N/A N/A N/A 33.0 ppb (32) N/A 8.0 ppb (12) 3.0 ppb (3) 0.6 ppb (7) 46.0 μg/m3 (43) 27.0 μg/m3 (83) 83.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A 32.0 ppb (31) N/A 4.0 ppb (6) 3.0 ppb (3) 0.5 ppb (6) 50.0 μg/m3 (47) 29.0 μg/m3 (87) 87.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A 31.0 ppb (30) N/A 4.0 ppb (6) 4.0 ppb (4) 0.5 ppb (6) 50.0 μg/m3 (47) 32.0 μg/m3 (93) 93.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A 33.0 ppb (32) N/A 98.0 ppb (111) 7.0 ppb (7) 9.9 ppb (108) 55.0 μg/m3 (51) 30.0 μg/m3 (89) 111.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 46.0 μg/m3 (43) 19.0 μg/m3 (66) 66.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A 0.1 ppb (2) 54.0 μg/m3 (50) 18.0 μg/m3 (64) 64.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A 39.0 ppb (37) N/A 6.0 ppb (9) 4.0 ppb (4) 0.6 ppb (7) 47.0 μg/m3 (44) 25.0 μg/m3 (79) 79.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 9.0 ppb (9) 0.7 ppb (8) 37.0 μg/m3 (35) 18.0 μg/m3 (64) 64.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 20.0 ppb (19) 0.5 ppb (6) 44.0 μg/m3 (41) 21.0 μg/m3 (70) 70.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 29.0 ppb (27) 0.6 ppb (7) 52.0 μg/m3 (49) 23.0 μg/m3 (74) 74.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 34.0 ppb (32) 0.5 ppb (6) 47.0 μg/m3 (44) 19.0 μg/m3 (66) 66.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 36.0 ppb (34) 0.5 ppb (6) 48.0 μg/m3 (45) 23.0 μg/m3 (74) 74.0
 
Jan. 14, 2021, midnight N/A N/A N/A 25.0 ppb (24) N/A 3.0 ppb (5) 45.0 ppb (42) 0.5 ppb (6) 54.0 μg/m3 (50) 28.0 μg/m3 (85) 85.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A 38.0 ppb (36) N/A 3.0 ppb (5) 50.0 ppb (47) 0.6 ppb (7) 49.0 μg/m3 (46) 27.0 μg/m3 (83) 83.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A 42.0 ppb (40) N/A 3.0 ppb (5) 55.0 ppb (51) 0.6 ppb (7) 40.0 μg/m3 (38) 20.0 μg/m3 (68) 68.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 79.0 ppb (106) 0.3 ppb (4) 40.0 μg/m3 (38) 22.0 μg/m3 (72) 106.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A 15.0 ppb (15) N/A 2.0 ppb (3) 71.0 ppb (101) 0.3 ppb (4) 37.0 μg/m3 (35) 18.0 μg/m3 (64) 101.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 54.0 ppb (50) 0.3 ppb (4) 50.0 μg/m3 (47) 28.0 μg/m3 (85) 85.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A 18.0 ppb (17) N/A 3.0 ppb (5) 44.0 ppb (41) 0.3 ppb (4) 55.0 μg/m3 (51) 29.0 μg/m3 (87) 87.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A 23.0 ppb (22) N/A 5.0 ppb (8) 29.0 ppb (27) 0.5 ppb (6) 57.0 μg/m3 (52) 32.0 μg/m3 (93) 93.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A 31.0 ppb (30) N/A 5.0 ppb (8) 14.0 ppb (13) 0.8 ppb (10) 62.0 μg/m3 (55) 28.0 μg/m3 (85) 85.0