ID: 7772

AQSQID: 484800090073

Site Name: Santiago Acahualtepec

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

Updated: Jan. 27, 2021, 12:32 p.m.

Location: Mexico City (Escuela Secundaria Tecnica 17), MX

Reporting: True, Located: True

Current AQI: 41.0

Mexico City (Escuela Secundaria Tecnica 17) MX, MX: 19.3502, -99.1571

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 27, 2021, 10 a.m. 43.0 ppb (41) 5.0 ppb (5) N/A 37.0 ppb (35) N/A 1.0 ppb (2) 8.0 ppb (8) 0.9 ppb (11) N/A N/A 41.0
 
Jan. 27, 2021, 9 a.m. 57.0 ppb (55) 13.0 ppb (13) N/A 44.0 ppb (42) N/A N/A 5.0 ppb (5) 1.1 ppb (13) N/A N/A 55.0
 
Jan. 27, 2021, 8 a.m. 52.0 ppb (50) 8.0 ppb (8) N/A 44.0 ppb (42) N/A 1.0 ppb (2) 7.0 ppb (7) 1.1 ppb (13) N/A N/A 50.0
 
Jan. 27, 2021, 7 a.m. 88.0 ppb (88) 42.0 ppb (40) N/A 47.0 ppb (45) N/A N/A 7.0 ppb (7) 1.6 ppb (19) N/A N/A 88.0
 
Jan. 27, 2021, 6 a.m. 76.0 ppb (75) 39.0 ppb (37) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 14.0 ppb (13) 1.3 ppb (15) N/A N/A 75.0
 
Jan. 27, 2021, 5 a.m. 32.0 ppb (31) 3.0 ppb (3) N/A 28.0 ppb (27) N/A N/A 23.0 ppb (22) 0.8 ppb (10) N/A N/A 31.0
 
Jan. 27, 2021, 4 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (2) 33.0 ppb (31) 0.6 ppb (7) N/A N/A 31.0
 
Jan. 27, 2021, 3 a.m. 19.0 ppb (18) 2.0 ppb (2) N/A 18.0 ppb (17) N/A N/A 36.0 ppb (34) 0.6 ppb (7) N/A N/A 34.0
 
Jan. 27, 2021, 2 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (2) 39.0 ppb (37) 0.6 ppb (7) N/A N/A 37.0
 
Jan. 27, 2021, 1 a.m. 15.0 ppb (15) 1.0 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) 44.0 ppb (41) 0.6 ppb (7) N/A N/A 41.0
 
Jan. 27, 2021, midnight 12.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 43.0 ppb (40) 0.5 ppb (6) N/A N/A 40.0
 
Jan. 26, 2021, 11 p.m. 11.0 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 43.0 ppb (40) 0.5 ppb (6) N/A N/A 40.0
 
Jan. 26, 2021, 10 p.m. 7.0 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 41.0 ppb (38) 0.4 ppb (5) N/A N/A 38.0
 
Jan. 26, 2021, 9 p.m. 8.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 42.0 ppb (39) 0.4 ppb (5) N/A N/A 39.0
 
Jan. 26, 2021, 8 p.m. 8.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 44.0 ppb (41) 0.4 ppb (5) N/A N/A 41.0
 
Jan. 26, 2021, 7 p.m. 14.0 ppb (14) 3.0 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 50.0 ppb (47) 0.5 ppb (6) N/A N/A 47.0
 
Jan. 26, 2021, 6 p.m. 42.0 ppb (40) 11.0 ppb (11) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 38.0 ppb (36) 0.8 ppb (10) N/A N/A 40.0
 
Jan. 26, 2021, 5 p.m. 79.0 ppb (78) 28.0 ppb (27) N/A 51.0 ppb (49) N/A 2.0 ppb (3) 24.0 ppb (23) 1.3 ppb (15) N/A N/A 78.0
 
Jan. 26, 2021, 4 p.m. 118.0 ppb (105) 59.0 ppb (57) N/A 58.0 ppb (56) N/A 3.0 ppb (5) 13.0 ppb (13) 1.8 ppb (21) N/A N/A 105.0
 
Jan. 26, 2021, 3 p.m. 176.0 ppb (116) 132.0 ppb (107) N/A 45.0 ppb (43) N/A 4.0 ppb (6) 6.0 ppb (6) 2.5 ppb (29) N/A N/A 116.0
 
Jan. 26, 2021, 2 p.m. 138.0 ppb (108) 105.0 ppb (102) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 5.0 ppb (5) 2.0 ppb (23) N/A N/A 108.0
 
Jan. 26, 2021, 1 p.m. 104.0 ppb (102) 74.0 ppb (73) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 5.0 ppb (5) 1.7 ppb (20) N/A N/A 102.0
 
Jan. 26, 2021, noon 89.0 ppb (89) 59.0 ppb (57) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 5.0 ppb (5) N/A N/A N/A 89.0
 
Jan. 26, 2021, 11 a.m. 36.0 ppb (34) 10.0 ppb (10) N/A 26.0 ppb (25) N/A 1.0 ppb (2) 6.0 ppb (6) N/A N/A N/A 34.0
 
Jan. 26, 2021, 10 a.m. 63.0 ppb (61) 30.0 ppb (29) N/A 32.0 ppb (31) N/A N/A 5.0 ppb (5) N/A N/A N/A 61.0
 
Jan. 26, 2021, 9 a.m. 101.0 ppb (101) 66.0 ppb (64) N/A 35.0 ppb (34) N/A N/A 7.0 ppb (7) 10.0 ppb (110) N/A N/A 110.0
 
Jan. 26, 2021, 8 a.m. 302.0 ppb (140) 183.0 ppb (117) N/A N/A N/A N/A 42.0 ppb (39) N/A N/A N/A 140.0
 
Jan. 26, 2021, 7 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Jan. 26, 2021, 6 a.m. 15.0 ppb (15) 2.0 ppb (2) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 22.0 ppb (21) 0.4 ppb (5) N/A N/A 21.0
 
Jan. 26, 2021, 5 a.m. 16.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 23.0 ppb (22) 0.5 ppb (6) N/A N/A 22.0
 
Jan. 26, 2021, 4 a.m. 16.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A N/A 25.0 ppb (24) 0.5 ppb (6) N/A N/A 24.0
 
Jan. 26, 2021, 3 a.m. 14.0 ppb (14) 1.0 ppb (1) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 28.0 ppb (26) 0.6 ppb (7) N/A N/A 26.0
 
Jan. 26, 2021, 2 a.m. 16.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A N/A 32.0 ppb (30) 0.8 ppb (10) N/A N/A 30.0
 
Jan. 26, 2021, 1 a.m. 14.0 ppb (14) 2.0 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 42.0 ppb (39) 0.6 ppb (7) N/A N/A 39.0
 
Jan. 26, 2021, midnight 11.0 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 47.0 ppb (44) 0.5 ppb (6) N/A N/A 44.0
 
Jan. 25, 2021, 11 p.m. 14.0 ppb (14) 2.0 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 45.0 ppb (42) 0.5 ppb (6) N/A N/A 42.0
 
Jan. 25, 2021, 10 p.m. 12.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 45.0 ppb (42) 0.5 ppb (6) N/A N/A 42.0
 
Jan. 25, 2021, 9 p.m. 10.0 ppb (10) 2.0 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 47.0 ppb (44) 0.4 ppb (5) N/A N/A 44.0
 
Jan. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 25, 2021, 4 p.m. 118.0 ppb (105) 69.0 ppb (67) N/A 49.0 ppb (47) N/A 2.0 ppb (3) 11.0 ppb (11) 1.8 ppb (21) N/A N/A 105.0
 
Jan. 25, 2021, 3 p.m. 118.0 ppb (105) 74.0 ppb (73) N/A 45.0 ppb (43) N/A 2.0 ppb (3) 5.0 ppb (5) 1.9 ppb (22) N/A N/A 105.0
 
Jan. 25, 2021, 2 p.m. 92.0 ppb (92) 56.0 ppb (54) N/A 36.0 ppb (34) N/A 1.0 ppb (2) 3.0 ppb (3) 1.6 ppb (19) N/A N/A 92.0
 
Jan. 25, 2021, 1 p.m. 136.0 ppb (108) 98.0 ppb (98) N/A 38.0 ppb (36) N/A 2.0 ppb (3) 2.0 ppb (2) 2.0 ppb (23) N/A N/A 108.0
 
Jan. 25, 2021, noon 61.0 ppb (59) 31.0 ppb (30) N/A 31.0 ppb (30) N/A 1.0 ppb (2) 6.0 ppb (6) 1.0 ppb (12) N/A N/A 59.0
 
Jan. 25, 2021, 11 a.m. 34.0 ppb (33) 7.0 ppb (7) N/A 27.0 ppb (26) N/A 1.0 ppb (2) 11.0 ppb (11) N/A N/A N/A 33.0
 
Jan. 25, 2021, 10 a.m. 7.0 ppb (7) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 34.0 ppb (32) 0.3 ppb (4) N/A N/A 32.0
 
Jan. 25, 2021, 9 a.m. 11.0 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 32.0 ppb (30) 0.3 ppb (4) N/A N/A 30.0
 
Jan. 25, 2021, 8 a.m. 9.0 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A N/A 29.0
 
Jan. 25, 2021, 7 a.m. 9.0 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A N/A 27.0
 
Jan. 25, 2021, 6 a.m. 11.0 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A N/A 29.0
 
Jan. 25, 2021, 5 a.m. 12.0 ppb (12) 1.0 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A N/A 29.0
 
Jan. 25, 2021, 4 a.m. 16.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A N/A 30.0 ppb (28) N/A N/A N/A 28.0
 
Jan. 25, 2021, 3 a.m. 21.0 ppb (20) 2.0 ppb (2) N/A 19.0 ppb (18) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A N/A 27.0
 
Jan. 25, 2021, 2 a.m. 17.0 ppb (17) 2.0 ppb (2) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A N/A 29.0
 
Jan. 25, 2021, 1 a.m. 13.0 ppb (13) 1.0 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 34.0 ppb (32) 0.5 ppb (6) N/A N/A 32.0
 
Jan. 25, 2021, midnight 11.0 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 35.0 ppb (33) 0.4 ppb (5) N/A N/A 33.0
 
Jan. 24, 2021, 11 p.m. 11.0 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 39.0 ppb (37) 0.6 ppb (7) N/A N/A 37.0
 
Jan. 24, 2021, 10 p.m. 11.0 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 43.0 ppb (40) 0.5 ppb (6) N/A N/A 40.0
 
Jan. 24, 2021, 9 p.m. 14.0 ppb (14) 2.0 ppb (2) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 52.0 ppb (49) 0.5 ppb (6) N/A N/A 49.0
 
Jan. 24, 2021, 8 p.m. 27.0 ppb (26) 4.0 ppb (4) N/A 23.0 ppb (22) N/A 2.0 ppb (3) 50.0 ppb (47) 0.7 ppb (8) N/A N/A 47.0
 
Jan. 24, 2021, 7 p.m. 32.0 ppb (31) 4.0 ppb (4) N/A 28.0 ppb (27) N/A 2.0 ppb (3) 47.0 ppb (44) 0.9 ppb (11) N/A N/A 44.0
 
Jan. 24, 2021, 6 p.m. 41.0 ppb (39) 7.0 ppb (7) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 38.0 ppb (36) 1.0 ppb (12) N/A N/A 39.0
 
Jan. 24, 2021, 5 p.m. 61.0 ppb (59) 15.0 ppb (15) N/A 46.0 ppb (44) N/A 2.0 ppb (3) 24.0 ppb (23) 1.3 ppb (15) N/A N/A 59.0
 
Jan. 24, 2021, 4 p.m. 60.0 ppb (58) 18.0 ppb (17) N/A 42.0 ppb (40) N/A 2.0 ppb (3) 17.0 ppb (16) 1.2 ppb (14) N/A N/A 58.0
 
Jan. 24, 2021, 3 p.m. 87.0 ppb (87) 45.0 ppb (43) N/A 42.0 ppb (40) N/A 2.0 ppb (3) 7.0 ppb (7) 1.6 ppb (19) N/A N/A 87.0
 
Jan. 24, 2021, 2 p.m. 130.0 ppb (107) 87.0 ppb (87) N/A 43.0 ppb (41) N/A 2.0 ppb (3) 3.0 ppb (3) 2.1 ppb (24) N/A N/A 107.0
 
Jan. 24, 2021, 1 p.m. 71.0 ppb (70) 28.0 ppb (27) N/A 42.0 ppb (40) N/A 1.0 ppb (2) 3.0 ppb (3) 1.3 ppb (15) N/A N/A 70.0
 
Jan. 24, 2021, noon 64.0 ppb (62) 21.0 ppb (20) N/A 44.0 ppb (42) N/A 1.0 ppb (2) 3.0 ppb (3) 1.2 ppb (14) N/A N/A 62.0
 
Jan. 24, 2021, 11 a.m. 32.0 ppb (31) 3.0 ppb (3) N/A 29.0 ppb (28) N/A 1.0 ppb (2) 16.0 ppb (15) 0.7 ppb (8) N/A N/A 31.0
 
Jan. 24, 2021, 10 a.m. 63.0 ppb (61) 17.0 ppb (17) N/A 46.0 ppb (44) N/A 1.0 ppb (2) 6.0 ppb (6) 1.1 ppb (13) N/A N/A 61.0
 
Jan. 24, 2021, 9 a.m. 36.0 ppb (34) 6.0 ppb (6) N/A 30.0 ppb (29) N/A 1.0 ppb (2) 20.0 ppb (19) 0.8 ppb (10) N/A N/A 34.0
 
Jan. 24, 2021, 8 a.m. 12.0 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 37.0 ppb (35) 0.5 ppb (6) N/A N/A 35.0
 
Jan. 24, 2021, 7 a.m. 14.0 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) 37.0 ppb (35) 0.5 ppb (6) N/A N/A 35.0
 
Jan. 24, 2021, 6 a.m. 15.0 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 38.0 ppb (36) 0.5 ppb (6) N/A N/A 36.0
 
Jan. 24, 2021, 5 a.m. 17.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 37.0 ppb (35) 0.6 ppb (7) N/A N/A 35.0
 
Jan. 24, 2021, 4 a.m. 19.0 ppb (18) 1.0 ppb (1) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 38.0 ppb (36) 0.6 ppb (7) N/A N/A 36.0
 
Jan. 24, 2021, 3 a.m. 24.0 ppb (23) 2.0 ppb (2) N/A 22.0 ppb (21) N/A 1.0 ppb (2) 36.0 ppb (34) 0.7 ppb (8) N/A N/A 34.0
 
Jan. 24, 2021, 2 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 19.0 ppb (18) N/A 1.0 ppb (2) 40.0 ppb (38) 0.7 ppb (8) N/A N/A 38.0
 
Jan. 24, 2021, 1 a.m. 17.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (16) N/A 2.0 ppb (3) 46.0 ppb (43) 0.6 ppb (7) N/A N/A 43.0
 
Jan. 24, 2021, midnight 15.0 ppb (15) 1.0 ppb (1) N/A 13.0 ppb (13) N/A 3.0 ppb (5) 60.0 ppb (68) 0.5 ppb (6) N/A N/A 68.0
 
Jan. 23, 2021, 11 p.m. 12.0 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (11) N/A 4.0 ppb (6) 66.0 ppb (87) 0.4 ppb (5) N/A N/A 87.0
 
Jan. 23, 2021, 10 p.m. 11.0 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A 4.0 ppb (6) 68.0 ppb (94) 0.4 ppb (5) N/A N/A 94.0
 
Jan. 23, 2021, 9 p.m. 14.0 ppb (14) 1.0 ppb (1) N/A 12.0 ppb (12) N/A 4.0 ppb (6) 69.0 ppb (97) 0.5 ppb (6) N/A N/A 97.0
 
Jan. 23, 2021, 8 p.m. 15.0 ppb (15) 2.0 ppb (2) N/A 13.0 ppb (13) N/A 3.0 ppb (5) 62.0 ppb (74) 0.5 ppb (6) N/A N/A 74.0
 
Jan. 23, 2021, 7 p.m. 19.0 ppb (18) 3.0 ppb (3) N/A 16.0 ppb (16) N/A 3.0 ppb (5) 55.0 ppb (51) 0.5 ppb (6) N/A N/A 51.0
 
Jan. 23, 2021, 6 p.m. 48.0 ppb (46) 9.0 ppb (9) N/A 39.0 ppb (37) N/A 3.0 ppb (5) 44.0 ppb (41) 0.9 ppb (11) N/A N/A 46.0
 
Jan. 23, 2021, 5 p.m. 76.0 ppb (75) 21.0 ppb (20) N/A 55.0 ppb (53) N/A 2.0 ppb (3) 28.0 ppb (26) 1.3 ppb (15) N/A N/A 75.0
 
Jan. 23, 2021, 4 p.m. 120.0 ppb (105) 56.0 ppb (54) N/A 64.0 ppb (62) N/A 3.0 ppb (5) 11.0 ppb (11) 1.7 ppb (20) N/A N/A 105.0
 
Jan. 23, 2021, 3 p.m. 133.0 ppb (108) 82.0 ppb (81) N/A 50.0 ppb (48) N/A 3.0 ppb (5) 4.0 ppb (4) 1.9 ppb (22) N/A N/A 108.0
 
Jan. 23, 2021, 2 p.m. 124.0 ppb (106) 84.0 ppb (83) N/A 40.0 ppb (38) N/A 2.0 ppb (3) 3.0 ppb (3) 2.0 ppb (23) N/A N/A 106.0
 
Jan. 23, 2021, 1 p.m. 73.0 ppb (72) 38.0 ppb (36) N/A 35.0 ppb (34) N/A 1.0 ppb (2) 6.0 ppb (6) 1.4 ppb (16) N/A N/A 72.0
 
Jan. 23, 2021, noon 49.0 ppb (47) 14.0 ppb (14) N/A 35.0 ppb (34) N/A 1.0 ppb (2) 6.0 ppb (6) 1.0 ppb (12) N/A N/A 47.0
 
Jan. 23, 2021, 11 a.m. 52.0 ppb (50) 14.0 ppb (14) N/A 37.0 ppb (35) N/A 1.0 ppb (2) 6.0 ppb (6) 1.0 ppb (12) N/A N/A 50.0
 
Jan. 23, 2021, 10 a.m. 58.0 ppb (56) 12.0 ppb (12) N/A 46.0 ppb (44) N/A 1.0 ppb (2) 4.0 ppb (4) 1.1 ppb (13) N/A N/A 56.0
 
Jan. 23, 2021, 9 a.m. 30.0 ppb (29) 4.0 ppb (4) N/A 25.0 ppb (24) N/A 2.0 ppb (3) 20.0 ppb (19) 0.7 ppb (8) N/A N/A 29.0
 
Jan. 23, 2021, 8 a.m. 8.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A N/A 37.0
 
Jan. 23, 2021, 7 a.m. 18.0 ppb (17) 2.0 ppb (2) N/A 15.0 ppb (15) N/A N/A 33.0 ppb (31) 0.5 ppb (6) N/A N/A 31.0
 
Jan. 23, 2021, 6 a.m. 37.0 ppb (35) 5.0 ppb (5) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 22.0 ppb (21) 0.9 ppb (11) N/A N/A 35.0
 
Jan. 23, 2021, 5 a.m. 35.0 ppb (34) 4.0 ppb (4) N/A 31.0 ppb (30) N/A N/A 26.0 ppb (25) 0.9 ppb (11) N/A N/A 34.0
 
Jan. 23, 2021, 4 a.m. 24.0 ppb (23) 2.0 ppb (2) N/A 22.0 ppb (21) N/A 2.0 ppb (3) 38.0 ppb (36) 0.7 ppb (8) N/A N/A 36.0
 
Jan. 23, 2021, 3 a.m. 28.0 ppb (27) 2.0 ppb (2) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 36.0 ppb (34) 0.7 ppb (8) N/A N/A 34.0
 
Jan. 23, 2021, 2 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 46.0 ppb (43) 0.7 ppb (8) N/A N/A 43.0
 
Jan. 23, 2021, 1 a.m. 16.0 ppb (16) 1.0 ppb (1) N/A 14.0 ppb (14) N/A 2.0 ppb (3) 55.0 ppb (51) 0.6 ppb (7) N/A N/A 51.0
 
Jan. 23, 2021, midnight 13.0 ppb (13) 1.0 ppb (1) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 66.0 ppb (87) 0.5 ppb (6) N/A N/A 87.0
 
Jan. 22, 2021, 11 p.m. 18.0 ppb (17) 2.0 ppb (2) N/A 16.0 ppb (16) N/A 2.0 ppb (3) 76.0 ppb (104) 0.5 ppb (6) N/A N/A 104.0
 
Jan. 22, 2021, 10 p.m. 18.0 ppb (17) 2.0 ppb (2) N/A 16.0 ppb (16) N/A 2.0 ppb (3) 77.0 ppb (105) 0.6 ppb (7) N/A N/A 105.0
 
Jan. 22, 2021, 9 p.m. 18.0 ppb (17) 2.0 ppb (2) N/A 16.0 ppb (16) N/A 3.0 ppb (5) 68.0 ppb (94) 0.5 ppb (6) N/A N/A 94.0
 
Jan. 22, 2021, 8 p.m. 23.0 ppb (22) 4.0 ppb (4) N/A 19.0 ppb (18) N/A 3.0 ppb (5) 58.0 ppb (61) 0.5 ppb (6) N/A N/A 61.0
 
Jan. 22, 2021, 7 p.m. 24.0 ppb (23) 5.0 ppb (5) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 48.0 ppb (45) 0.5 ppb (6) N/A N/A 45.0
 
Jan. 22, 2021, 6 p.m. 53.0 ppb (50) 11.0 ppb (11) N/A 41.0 ppb (39) N/A 3.0 ppb (5) 42.0 ppb (39) 1.0 ppb (12) N/A N/A 50.0
 
Jan. 22, 2021, 5 p.m. 76.0 ppb (75) 22.0 ppb (21) N/A 55.0 ppb (53) N/A 4.0 ppb (6) 29.0 ppb (27) 1.3 ppb (15) N/A N/A 75.0
 
Jan. 22, 2021, 4 p.m. 147.0 ppb (110) 80.0 ppb (79) N/A 66.0 ppb (64) N/A 4.0 ppb (6) 10.0 ppb (10) 2.1 ppb (24) N/A N/A 110.0
 
Jan. 22, 2021, 3 p.m. 221.0 ppb (124) 176.0 ppb (116) N/A 46.0 ppb (44) N/A 5.0 ppb (8) 3.0 ppb (3) 3.2 ppb (37) N/A N/A 124.0
 
Jan. 22, 2021, 2 p.m. 346.0 ppb (148) 309.0 ppb (141) N/A 37.0 ppb (35) N/A 6.0 ppb (9) 2.0 ppb (2) 4.0 ppb (46) N/A N/A 148.0
 
Jan. 22, 2021, 1 p.m. 129.0 ppb (107) 93.0 ppb (93) N/A 36.0 ppb (34) N/A 3.0 ppb (5) 2.0 ppb (2) 1.9 ppb (22) N/A N/A 107.0
 
Jan. 22, 2021, noon 130.0 ppb (107) 95.0 ppb (95) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 2.0 ppb (2) 1.8 ppb (21) N/A N/A 107.0
 
Jan. 22, 2021, 11 a.m. 53.0 ppb (50) 18.0 ppb (17) N/A 34.0 ppb (33) N/A 1.0 ppb (2) 3.0 ppb (3) 1.0 ppb (12) N/A N/A 50.0
 
Jan. 22, 2021, 10 a.m. 47.0 ppb (45) 12.0 ppb (12) N/A 35.0 ppb (34) N/A 1.0 ppb (2) 3.0 ppb (3) 0.9 ppb (11) N/A N/A 45.0
 
Jan. 22, 2021, 9 a.m. 52.0 ppb (50) 17.0 ppb (17) N/A 35.0 ppb (34) N/A 1.0 ppb (2) 2.0 ppb (2) 1.0 ppb (12) N/A N/A 50.0
 
Jan. 22, 2021, 8 a.m. 48.0 ppb (46) 11.0 ppb (11) N/A 37.0 ppb (35) N/A N/A 4.0 ppb (4) 1.0 ppb (12) N/A N/A 46.0
 
Jan. 22, 2021, 7 a.m. 106.0 ppb (102) 62.0 ppb (60) N/A 44.0 ppb (42) N/A N/A 3.0 ppb (3) N/A N/A N/A 102.0
 
Jan. 22, 2021, 6 a.m. 76.0 ppb (75) 40.0 ppb (38) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 10.0 ppb (10) 1.5 ppb (18) N/A N/A 75.0
 
Jan. 22, 2021, 5 a.m. 25.0 ppb (24) 3.0 ppb (3) N/A 22.0 ppb (21) N/A 2.0 ppb (3) 24.0 ppb (23) 0.6 ppb (7) N/A N/A 24.0
 
Jan. 22, 2021, 4 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (2) 27.0 ppb (25) 0.5 ppb (6) N/A N/A 25.0
 
Jan. 22, 2021, 3 a.m. 20.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (2) 29.0 ppb (27) 0.5 ppb (6) N/A N/A 27.0
 
Jan. 22, 2021, 2 a.m. 16.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A N/A 30.0
 
Jan. 22, 2021, 1 a.m. 12.0 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 36.0 ppb (34) 0.4 ppb (5) N/A N/A 34.0
 
Jan. 22, 2021, midnight 8.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 39.0 ppb (37) 0.3 ppb (4) N/A N/A 37.0
 
Jan. 21, 2021, 11 p.m. 8.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 44.0 ppb (41) 0.4 ppb (5) N/A N/A 41.0
 
Jan. 21, 2021, 10 p.m. 8.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 48.0 ppb (45) 0.3 ppb (4) N/A N/A 45.0
 
Jan. 21, 2021, 9 p.m. 13.0 ppb (13) 3.0 ppb (3) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 50.0 ppb (47) 0.4 ppb (5) N/A N/A 47.0
 
Jan. 21, 2021, 8 p.m. 17.0 ppb (17) 4.0 ppb (4) N/A 13.0 ppb (13) N/A 1.0 ppb (2) 42.0 ppb (39) 0.4 ppb (5) N/A N/A 39.0
 
Jan. 21, 2021, 7 p.m. 28.0 ppb (27) 7.0 ppb (7) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 37.0 ppb (35) 0.5 ppb (6) N/A N/A 35.0
 
Jan. 21, 2021, 6 p.m. 69.0 ppb (67) 23.0 ppb (22) N/A 46.0 ppb (44) N/A 5.0 ppb (8) 27.0 ppb (25) 1.1 ppb (13) N/A N/A 67.0
 
Jan. 21, 2021, 5 p.m. 79.0 ppb (78) 30.0 ppb (29) N/A 50.0 ppb (48) N/A 5.0 ppb (8) 20.0 ppb (19) 1.3 ppb (15) N/A N/A 78.0
 
Jan. 21, 2021, 4 p.m. 54.0 ppb (51) 25.0 ppb (24) N/A 29.0 ppb (28) N/A 5.0 ppb (8) 15.0 ppb (14) 0.9 ppb (11) N/A N/A 51.0
 
Jan. 21, 2021, 3 p.m. 124.0 ppb (106) 94.0 ppb (94) N/A 29.0 ppb (28) N/A 4.0 ppb (6) 5.0 ppb (5) 1.8 ppb (21) N/A N/A 106.0
 
Jan. 21, 2021, 2 p.m. 134.0 ppb (108) 115.0 ppb (104) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 2.0 ppb (2) 2.0 ppb (23) N/A N/A 108.0
 
Jan. 21, 2021, 1 p.m. 63.0 ppb (61) 44.0 ppb (42) N/A 19.0 ppb (18) N/A 1.0 ppb (2) 2.0 ppb (2) 1.1 ppb (13) N/A N/A 61.0
 
Jan. 21, 2021, noon 73.0 ppb (72) 53.0 ppb (50) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 2.0 ppb (2) 0.8 ppb (10) N/A N/A 72.0
 
Jan. 21, 2021, 11 a.m. 28.0 ppb (27) 11.0 ppb (11) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 4.0 ppb (4) 0.5 ppb (6) N/A N/A 27.0
 
Jan. 21, 2021, 10 a.m. 30.0 ppb (29) 11.0 ppb (11) N/A 19.0 ppb (18) N/A 1.0 ppb (2) 3.0 ppb (3) 0.5 ppb (6) N/A N/A 29.0
 
Jan. 21, 2021, 9 a.m. 35.0 ppb (34) 15.0 ppb (15) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 3.0 ppb (3) 0.6 ppb (7) N/A N/A 34.0
 
Jan. 21, 2021, 8 a.m. 17.0 ppb (17) 3.0 ppb (3) N/A 14.0 ppb (14) N/A 2.0 ppb (3) 8.0 ppb (8) 0.4 ppb (5) N/A N/A 17.0
 
Jan. 21, 2021, 7 a.m. 43.0 ppb (41) 22.0 ppb (21) N/A 21.0 ppb (20) N/A 2.0 ppb (3) 5.0 ppb (5) 0.8 ppb (10) N/A N/A 41.0
 
Jan. 21, 2021, 6 a.m. 27.0 ppb (26) 10.0 ppb (10) N/A 17.0 ppb (17) N/A 2.0 ppb (3) 8.0 ppb (8) 0.6 ppb (7) N/A N/A 26.0
 
Jan. 21, 2021, 5 a.m. 12.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A 3.0 ppb (5) 15.0 ppb (14) 0.4 ppb (5) N/A N/A 14.0
 
Jan. 21, 2021, 4 a.m. 27.0 ppb (26) 9.0 ppb (9) N/A 18.0 ppb (17) N/A 6.0 ppb (9) 10.0 ppb (10) 0.7 ppb (8) N/A N/A 26.0
 
Jan. 21, 2021, 3 a.m. 30.0 ppb (29) 11.0 ppb (11) N/A 19.0 ppb (18) N/A 10.0 ppb (15) 10.0 ppb (10) 0.8 ppb (10) N/A N/A 29.0
 
Jan. 21, 2021, 2 a.m. 15.0 ppb (15) 4.0 ppb (4) N/A 11.0 ppb (11) N/A 7.0 ppb (10) 17.0 ppb (16) 0.5 ppb (6) N/A N/A 16.0
 
Jan. 21, 2021, 1 a.m. 12.0 ppb (12) 3.0 ppb (3) N/A 9.0 ppb (9) N/A N/A 22.0 ppb (21) 0.4 ppb (5) N/A N/A 21.0
 
Jan. 21, 2021, midnight 11.0 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (9) N/A 6.0 ppb (9) 25.0 ppb (24) 0.4 ppb (5) N/A N/A 24.0
 
Jan. 20, 2021, 11 p.m. 10.0 ppb (10) 2.0 ppb (2) N/A 7.0 ppb (7) N/A 4.0 ppb (6) 35.0 ppb (33) 0.4 ppb (5) N/A N/A 33.0
 
Jan. 20, 2021, 10 p.m. 14.0 ppb (14) 2.0 ppb (2) N/A 12.0 ppb (12) N/A 7.0 ppb (10) 45.0 ppb (42) 0.5 ppb (6) N/A N/A 42.0
 
Jan. 20, 2021, 9 p.m. 33.0 ppb (32) 4.0 ppb (4) N/A 29.0 ppb (28) N/A 10.0 ppb (15) 61.0 ppb (71) 0.7 ppb (8) N/A N/A 71.0
 
Jan. 20, 2021, 8 p.m. 45.0 ppb (43) 7.0 ppb (7) N/A 38.0 ppb (36) N/A 13.0 ppb (19) 56.0 ppb (55) 0.9 ppb (11) N/A N/A 55.0
 
Jan. 20, 2021, 7 p.m. 47.0 ppb (45) 10.0 ppb (10) N/A 37.0 ppb (35) N/A 14.0 ppb (20) 43.0 ppb (40) 0.8 ppb (10) N/A N/A 45.0
 
Jan. 20, 2021, 6 p.m. 52.0 ppb (50) 16.0 ppb (16) N/A 36.0 ppb (34) N/A 24.0 ppb (35) 31.0 ppb (29) 0.8 ppb (10) N/A N/A 50.0
 
Jan. 20, 2021, 5 p.m. 61.0 ppb (59) 25.0 ppb (24) N/A 36.0 ppb (34) N/A 41.0 ppb (58) 17.0 ppb (16) 1.0 ppb (12) N/A N/A 59.0
 
Jan. 20, 2021, 4 p.m. 55.0 ppb (53) 26.0 ppb (25) N/A 29.0 ppb (28) N/A 49.0 ppb (68) 12.0 ppb (12) 0.9 ppb (11) N/A N/A 68.0
 
Jan. 20, 2021, 3 p.m. 64.0 ppb (62) 34.0 ppb (33) N/A 30.0 ppb (29) N/A 28.0 ppb (40) 7.0 ppb (7) 1.0 ppb (12) N/A N/A 62.0
 
Jan. 20, 2021, 2 p.m. 58.0 ppb (56) 27.0 ppb (26) N/A 31.0 ppb (30) N/A 5.0 ppb (8) 3.0 ppb (3) 0.9 ppb (11) N/A N/A 56.0
 
Jan. 20, 2021, 1 p.m. 40.0 ppb (38) 10.0 ppb (10) N/A 30.0 ppb (29) N/A 2.0 ppb (3) 5.0 ppb (5) 0.6 ppb (7) N/A N/A 38.0
 
Jan. 20, 2021, noon 29.0 ppb (28) 3.0 ppb (3) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 9.0 ppb (9) 0.5 ppb (6) N/A N/A 28.0
 
Jan. 20, 2021, 11 a.m. 30.0 ppb (29) 5.0 ppb (5) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 9.0 ppb (9) 0.5 ppb (6) N/A N/A 29.0