ID: 2353

AQSQID: 800090043

Site Name: Santa Fe

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

Updated: Jan. 17, 2021, 2:31 p.m.

Location: Mexico City (Tamaulipas), MX

Reporting: True, Located: True

Current AQI: 23.0

Mexico City (Tamaulipas) MX, MX: 19.3573, -99.2628

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2021, noon N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 24.0 ppb (23) 0.2 ppb (3) 8.0 μg/m3 (8) 5.0 μg/m3 (21) 23.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 26.0 ppb (25) 0.2 ppb (3) 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 25.0 ppb (24) 0.3 ppb (4) 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 28.0 ppb (26) 0.4 ppb (5) 29.0 μg/m3 (27) 21.0 μg/m3 (70) 70.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 17.0 ppb (16) 0.5 ppb (6) 20.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 15.0 ppb (14) 0.6 ppb (7) 26.0 μg/m3 (25) 19.0 μg/m3 (66) 66.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 23.0 ppb (22) 0.5 ppb (6) 22.0 μg/m3 (21) 15.0 μg/m3 (58) 58.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A 16.0 ppb (16) N/A 2.0 ppb (3) 28.0 ppb (26) 0.5 ppb (6) 28.0 μg/m3 (26) 20.0 μg/m3 (68) 68.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 26.0 ppb (25) 0.7 ppb (8) 23.0 μg/m3 (22) 14.0 μg/m3 (55) 55.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 23.0 ppb (22) 0.6 ppb (7) 18.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A 16.0 ppb (16) N/A 2.0 ppb (3) 25.0 ppb (24) 0.5 ppb (6) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 24.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 34.0 ppb (32) 0.3 ppb (4) 28.0 μg/m3 (26) 13.0 μg/m3 (53) 53.0
 
Jan. 17, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 40.0 ppb (38) 0.3 ppb (4) 24.0 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 43.0 ppb (40) 0.3 ppb (4) 33.0 μg/m3 (31) 20.0 μg/m3 (68) 68.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A 10.0 ppb (10) N/A 4.0 ppb (6) 63.0 ppb (78) 0.4 ppb (5) 48.0 μg/m3 (45) 28.0 μg/m3 (85) 85.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 66.0 ppb (87) 0.4 ppb (5) 45.0 μg/m3 (42) 27.0 μg/m3 (83) 87.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 69.0 ppb (97) 0.4 ppb (5) 29.0 μg/m3 (27) 11.0 μg/m3 (46) 97.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A 14.0 ppb (14) N/A 6.0 ppb (9) 62.0 ppb (74) 0.4 ppb (5) 36.0 μg/m3 (34) 18.0 μg/m3 (64) 74.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A 15.0 ppb (15) N/A 6.0 ppb (9) 50.0 ppb (47) 0.4 ppb (5) 46.0 μg/m3 (43) 25.0 μg/m3 (79) 79.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A 6.0 ppb (9) 41.0 ppb (38) 0.5 ppb (6) 44.0 μg/m3 (41) 22.0 μg/m3 (72) 72.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A 21.0 ppb (20) N/A 5.0 ppb (8) 28.0 ppb (26) 0.6 ppb (7) 29.0 μg/m3 (27) 14.0 μg/m3 (55) 55.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A 21.0 ppb (20) N/A 3.0 ppb (5) 14.0 ppb (13) 0.6 ppb (7) 21.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A 28.0 ppb (27) N/A 2.0 ppb (3) 7.0 ppb (7) 0.6 ppb (7) 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 6.0 ppb (6) 0.5 ppb (6) 19.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2021, noon N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 11.0 ppb (11) 0.3 ppb (4) 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 23.0 ppb (22) 0.2 ppb (3) 20.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 21.0 ppb (20) 0.3 ppb (4) 27.0 μg/m3 (25) 18.0 μg/m3 (64) 64.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 16.0 ppb (15) 0.4 ppb (5) 29.0 μg/m3 (27) 17.0 μg/m3 (62) 62.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A 24.0 ppb (23) N/A 3.0 ppb (5) 18.0 ppb (17) 0.5 ppb (6) 31.0 μg/m3 (29) 17.0 μg/m3 (62) 62.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A 14.0 ppb (14) N/A 4.0 ppb (6) 33.0 ppb (31) 0.4 ppb (5) 37.0 μg/m3 (35) 19.0 μg/m3 (66) 66.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 4.0 ppb (6) 28.0 ppb (26) 0.4 ppb (5) 41.0 μg/m3 (38) 18.0 μg/m3 (64) 64.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A 16.0 ppb (16) N/A 6.0 ppb (9) 37.0 ppb (35) 0.4 ppb (5) 40.0 μg/m3 (38) 24.0 μg/m3 (77) 77.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A 17.0 ppb (17) N/A 4.0 ppb (6) 40.0 ppb (38) 0.5 ppb (6) 42.0 μg/m3 (39) 24.0 μg/m3 (77) 77.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A 22.0 ppb (21) N/A 3.0 ppb (5) 36.0 ppb (34) 0.6 ppb (7) 44.0 μg/m3 (41) 25.0 μg/m3 (79) 79.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A 23.0 ppb (22) N/A 3.0 ppb (5) 39.0 ppb (37) 0.5 ppb (6) 42.0 μg/m3 (39) 20.0 μg/m3 (68) 68.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A 21.0 ppb (20) N/A 3.0 ppb (5) 46.0 ppb (43) 0.5 ppb (6) 71.0 μg/m3 (59) 37.0 μg/m3 (105) 105.0
 
Jan. 16, 2021, midnight N/A N/A N/A 40.0 ppb (38) N/A 5.0 ppb (8) 51.0 ppb (48) 0.8 ppb (10) 69.0 μg/m3 (58) 35.0 μg/m3 (100) 100.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (58) 35.0 μg/m3 (100) 100.0
 
Jan. 15, 2021, 10 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. 15, 2021, 9 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. 15, 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. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (59) 33.0 μg/m3 (95) 95.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A 46.0 ppb (44) N/A 10.0 ppb (15) 37.0 ppb (35) 1.1 ppb (13) 50.0 μg/m3 (47) 20.0 μg/m3 (68) 68.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A 31.0 ppb (30) N/A 14.0 ppb (20) 30.0 ppb (28) 1.0 ppb (12) 37.0 μg/m3 (35) 16.0 μg/m3 (60) 60.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 14.0 ppb (20) 19.0 ppb (18) 0.8 ppb (10) 27.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A 21.0 ppb (20) N/A 7.0 ppb (10) 7.0 ppb (7) 0.9 ppb (11) 30.0 μg/m3 (28) 15.0 μg/m3 (58) 58.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A 25.0 ppb (24) N/A 6.0 ppb (9) 4.0 ppb (4) 0.9 ppb (11) 29.0 μg/m3 (27) 15.0 μg/m3 (58) 58.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A 26.0 ppb (25) N/A 4.0 ppb (6) 3.0 ppb (3) 0.8 ppb (10) 25.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2021, noon N/A N/A N/A 25.0 ppb (24) N/A 4.0 ppb (6) 2.0 ppb (2) 0.7 ppb (8) 21.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A 23.0 ppb (22) N/A 4.0 ppb (6) 3.0 ppb (3) 0.6 ppb (7) 24.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A 6.0 ppb (9) 9.0 ppb (9) 0.6 ppb (7) 21.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 5.0 ppb (8) 8.0 ppb (8) 0.6 ppb (7) 27.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A 22.0 ppb (21) N/A 5.0 ppb (8) 6.0 ppb (6) 0.7 ppb (8) 39.0 μg/m3 (37) 18.0 μg/m3 (64) 64.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A 24.0 ppb (23) N/A 7.0 ppb (10) 7.0 ppb (7) 0.7 ppb (8) 44.0 μg/m3 (41) 15.0 μg/m3 (58) 58.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A 26.0 ppb (25) N/A 11.0 ppb (16) 8.0 ppb (8) 0.8 ppb (10) 49.0 μg/m3 (46) 14.0 μg/m3 (55) 55.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A 31.0 ppb (30) N/A 14.0 ppb (20) 9.0 ppb (9) 0.8 ppb (10) 31.0 μg/m3 (29) 13.0 μg/m3 (53) 53.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A 25.0 ppb (24) N/A 3.0 ppb (5) 6.0 ppb (6) 0.8 ppb (10) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 24.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 13.0 ppb (13) 0.7 ppb (8) 22.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 12.0 ppb (12) 0.7 ppb (8) 24.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A 12.0 ppb (12) N/A 2.0 ppb (3) 22.0 ppb (21) 0.6 ppb (7) 24.0 μg/m3 (23) 8.0 μg/m3 (34) 34.0
 
Jan. 15, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 30.0 ppb (28) 0.5 ppb (6) 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 33.0 ppb (31) 0.5 ppb (6) 28.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 37.0 ppb (35) 0.5 ppb (6) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 35.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 38.0 ppb (36) 0.5 ppb (6) 17.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 35.0 ppb (33) 0.5 ppb (6) 17.0 μg/m3 (16) 5.0 μg/m3 (21) 33.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 36.0 ppb (34) 0.5 ppb (6) 14.0 μg/m3 (13) 3.0 μg/m3 (13) 34.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 31.0 ppb (29) 0.5 ppb (6) 36.0 μg/m3 (34) 21.0 μg/m3 (70) 70.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A 21.0 ppb (20) N/A 4.0 ppb (6) 28.0 ppb (26) 0.8 ppb (10) 42.0 μg/m3 (39) 20.0 μg/m3 (68) 68.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 6.0 ppb (9) 23.0 ppb (22) 0.8 ppb (10) 41.0 μg/m3 (38) 20.0 μg/m3 (68) 68.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A 28.0 ppb (27) N/A 7.0 ppb (10) 12.0 ppb (12) 0.9 ppb (11) 41.0 μg/m3 (38) 19.0 μg/m3 (66) 66.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A 32.0 ppb (31) N/A 7.0 ppb (10) 5.0 ppb (5) 0.8 ppb (10) 33.0 μg/m3 (31) 16.0 μg/m3 (60) 60.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A 30.0 ppb (29) N/A 7.0 ppb (10) 5.0 ppb (5) 0.8 ppb (10) 25.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2021, noon N/A N/A N/A 24.0 ppb (23) N/A 5.0 ppb (8) 5.0 ppb (5) 0.6 ppb (7) 13.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 3.0 ppb (5) 7.0 ppb (7) 0.5 ppb (6) 18.0 μg/m3 (17) 8.0 μg/m3 (34) 34.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A 4.0 ppb (6) 8.0 ppb (8) 0.5 ppb (6) 29.0 μg/m3 (27) 16.0 μg/m3 (60) 60.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A 33.0 ppb (32) N/A 94.0 ppb (110) 5.0 ppb (5) 9.8 ppb (107) 29.0 μg/m3 (27) 16.0 μg/m3 (60) 110.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 26.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A 0.2 ppb (3) 35.0 μg/m3 (33) 17.0 μg/m3 (62) 62.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A 27.0 ppb (26) N/A 8.0 ppb (12) 15.0 ppb (14) 0.7 ppb (8) 36.0 μg/m3 (34) 14.0 μg/m3 (55) 55.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A 19.0 ppb (18) N/A 15.0 ppb (22) 24.0 ppb (23) 0.7 ppb (8) 54.0 μg/m3 (50) 23.0 μg/m3 (74) 74.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A 20.0 ppb (19) N/A 29.0 ppb (42) 26.0 ppb (25) 0.7 ppb (8) 40.0 μg/m3 (38) 17.0 μg/m3 (62) 62.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A 19.0 ppb (18) N/A 16.0 ppb (23) 28.0 ppb (26) 0.7 ppb (8) 22.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 28.0 ppb (26) 0.7 ppb (8) 44.0 μg/m3 (41) 27.0 μg/m3 (83) 83.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A 28.0 ppb (27) N/A 2.0 ppb (3) 60.0 ppb (68) 0.9 ppb (11) 48.0 μg/m3 (45) 29.0 μg/m3 (87) 87.0
 
Jan. 14, 2021, midnight N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 69.0 ppb (97) 0.8 ppb (10) 43.0 μg/m3 (40) 24.0 μg/m3 (77) 97.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A 23.0 ppb (22) N/A 2.0 ppb (3) 56.0 ppb (55) 0.8 ppb (10) 46.0 μg/m3 (43) 29.0 μg/m3 (87) 87.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A 25.0 ppb (24) N/A 3.0 ppb (5) 63.0 ppb (78) 0.8 ppb (10) 44.0 μg/m3 (41) 26.0 μg/m3 (81) 81.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A 35.0 ppb (34) N/A 3.0 ppb (5) 62.0 ppb (74) 0.9 ppb (11) 48.0 μg/m3 (45) 32.0 μg/m3 (93) 93.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A 33.0 ppb (32) N/A 3.0 ppb (5) 60.0 ppb (68) 0.9 ppb (11) 57.0 μg/m3 (52) 38.0 μg/m3 (108) 108.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A 38.0 ppb (36) N/A 4.0 ppb (6) 51.0 ppb (48) 0.9 ppb (11) 56.0 μg/m3 (52) 28.0 μg/m3 (85) 85.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A 42.0 ppb (40) N/A 6.0 ppb (9) 33.0 ppb (31) 1.0 ppb (12) 40.0 μg/m3 (38) 20.0 μg/m3 (68) 68.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A 30.0 ppb (29) N/A 6.0 ppb (9) 25.0 ppb (24) 0.9 ppb (11) 31.0 μg/m3 (29) 16.0 μg/m3 (60) 60.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A 28.0 ppb (27) N/A 3.0 ppb (5) 15.0 ppb (14) 0.9 ppb (11) 22.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Jan. 13, 2021, 3 p.m. N/A N/A N/A 26.0 ppb (25) N/A 2.0 ppb (3) 7.0 ppb (7) 0.9 ppb (11) 18.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2021, 2 p.m. N/A N/A N/A 29.0 ppb (28) N/A 2.0 ppb (3) 3.0 ppb (3) 1.0 ppb (12) 11.0 μg/m3 (11) 5.0 μg/m3 (21) 28.0
 
Jan. 13, 2021, 1 p.m. N/A N/A N/A 28.0 ppb (27) N/A 2.0 ppb (3) 2.0 ppb (2) 0.7 ppb (8) 13.0 μg/m3 (13) 6.0 μg/m3 (25) 27.0
 
Jan. 13, 2021, noon N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 5.0 ppb (5) 0.6 ppb (7) 8.0 μg/m3 (8) 3.0 μg/m3 (13) 24.0
 
Jan. 13, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 13.0 ppb (13) 0.5 ppb (6) 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2021, 10 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 12.0 ppb (12) 0.6 ppb (7) 17.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
Jan. 13, 2021, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 14.0 ppb (13) 0.5 ppb (6) 6.0 μg/m3 (6) 1.0 μg/m3 (5) 17.0
 
Jan. 13, 2021, 8 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 17.0 ppb (16) 0.5 ppb (6) 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Jan. 13, 2021, 7 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 21.0 ppb (20) 0.5 ppb (6) 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2021, 6 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 21.0 ppb (20) 0.6 ppb (7) 24.0 μg/m3 (23) 14.0 μg/m3 (55) 55.0
 
Jan. 13, 2021, 5 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 17.0 ppb (16) 0.8 ppb (10) 13.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2021, 4 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 24.0 ppb (23) 0.6 ppb (7) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 13, 2021, 3 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 31.0 ppb (29) 0.5 ppb (6) 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Jan. 13, 2021, 2 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 24.0 ppb (23) 0.6 ppb (7) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2021, 1 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 27.0 ppb (25) 0.5 ppb (6) 17.0 μg/m3 (16) 7.0 μg/m3 (30) 30.0
 
Jan. 13, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 33.0 ppb (31) 0.5 ppb (6) 19.0 μg/m3 (18) 8.0 μg/m3 (34) 34.0
 
Jan. 12, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.4 ppb (5) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 33.0
 
Jan. 12, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 37.0 ppb (35) 0.4 ppb (5) 19.0 μg/m3 (18) 6.0 μg/m3 (25) 35.0
 
Jan. 12, 2021, 9 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 45.0 ppb (42) 0.5 ppb (6) 19.0 μg/m3 (18) 6.0 μg/m3 (25) 42.0
 
Jan. 12, 2021, 8 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 43.0 ppb (40) 0.6 ppb (7) 15.0 μg/m3 (14) 7.0 μg/m3 (30) 40.0
 
Jan. 12, 2021, 7 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 39.0 ppb (37) 0.6 ppb (7) 17.0 μg/m3 (16) 5.0 μg/m3 (21) 37.0
 
Jan. 12, 2021, 6 p.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 36.0 ppb (34) 0.6 ppb (7) 20.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2021, 5 p.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 31.0 ppb (29) 0.7 ppb (8) 14.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 12, 2021, 4 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 24.0 ppb (23) 0.6 ppb (7) 14.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 12, 2021, 3 p.m. N/A N/A N/A 23.0 ppb (22) N/A 2.0 ppb (3) 10.0 ppb (10) 0.8 ppb (10) 13.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 12, 2021, 2 p.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 5.0 ppb (5) 0.7 ppb (8) 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Jan. 12, 2021, 1 p.m. N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 6.0 ppb (6) 0.7 ppb (8) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 12, 2021, noon N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 7.0 ppb (7) 0.6 ppb (7) 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 12, 2021, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 9.0 ppb (9) 0.5 ppb (6) 10.0 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Jan. 12, 2021, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 11.0 ppb (11) 0.5 ppb (6) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2021, 9 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 14.0 ppb (13) 0.5 ppb (6) 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Jan. 12, 2021, 8 a.m. N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 8.0 ppb (8) 0.6 ppb (7) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 12, 2021, 7 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 12.0 ppb (12) 0.6 ppb (7) 17.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2021, 6 a.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 10.0 ppb (10) 0.7 ppb (8) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 12, 2021, 5 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 17.0 ppb (16) 0.6 ppb (7) 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 12, 2021, 4 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 25.0 ppb (24) 0.5 ppb (6) 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2021, 3 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 23.0 ppb (22) 0.5 ppb (6) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 12, 2021, 2 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 20.0 ppb (19) 0.6 ppb (7) 7.0 μg/m3 (7) 1.0 μg/m3 (5) 19.0
 
Jan. 12, 2021, 1 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 19.0 ppb (18) 0.6 ppb (7) 32.0 μg/m3 (30) 7.0 μg/m3 (30) 30.0
 
Jan. 12, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 32.0 ppb (30) 0.5 ppb (6) N/A N/A 30.0
 
Jan. 11, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 37.0 ppb (35) 0.4 ppb (5) N/A N/A 35.0
 
Jan. 11, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 37.0 ppb (35) 0.4 ppb (5) 20.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
Jan. 11, 2021, 9 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 38.0 ppb (36) 0.5 ppb (6) 21.0 μg/m3 (20) 7.0 μg/m3 (30) 36.0
 
Jan. 11, 2021, 8 p.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 38.0 ppb (36) 0.6 ppb (7) 37.0 μg/m3 (35) 17.0 μg/m3 (62) 62.0
 
Jan. 11, 2021, 7 p.m. N/A N/A N/A 25.0 ppb (24) N/A 3.0 ppb (5) 30.0 ppb (28) 0.8 ppb (10) 39.0 μg/m3 (37) 20.0 μg/m3 (68) 68.0
 
Jan. 11, 2021, 6 p.m. N/A N/A N/A 28.0 ppb (27) N/A 5.0 ppb (8) 24.0 ppb (23) 0.9 ppb (11) 34.0 μg/m3 (32) 19.0 μg/m3 (66) 66.0
 
Jan. 11, 2021, 5 p.m. N/A N/A N/A 24.0 ppb (23) N/A 4.0 ppb (6) 23.0 ppb (22) 0.8 ppb (10) 21.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
Jan. 11, 2021, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 4.0 ppb (6) 18.0 ppb (17) 0.8 ppb (10) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Jan. 11, 2021, 3 p.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 5.0 ppb (5) 1.1 ppb (13) 16.0 μg/m3 (15) 8.0 μg/m3 (34) 34.0
 
Jan. 11, 2021, 2 p.m. N/A N/A N/A 31.0 ppb (30) N/A 2.0 ppb (3) 4.0 ppb (4) 0.9 ppb (11) 13.0 μg/m3 (13) 6.0 μg/m3 (25) 30.0
 
Jan. 11, 2021, 1 p.m. N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 8.0 ppb (8) 0.7 ppb (8) 14.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 11, 2021, noon N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 7.0 ppb (7) 0.6 ppb (7) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 11, 2021, 11 a.m. N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 10.0 ppb (10) 0.5 ppb (6) 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
Jan. 11, 2021, 10 a.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) 10.0 ppb (10) 0.5 ppb (6) 10.0 μg/m3 (10) 4.0 μg/m3 (17) 22.0
 
Jan. 11, 2021, 9 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 19.0 ppb (18) 0.5 ppb (6) 13.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 11, 2021, 8 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 23.0 ppb (22) 0.5 ppb (6) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 11, 2021, 7 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 24.0 ppb (23) 0.5 ppb (6) 14.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 11, 2021, 6 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 24.0 ppb (23) 0.5 ppb (6) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 11, 2021, 5 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 17.0 ppb (16) 0.6 ppb (7) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Jan. 11, 2021, 4 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 19.0 ppb (18) 0.6 ppb (7) 11.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 11, 2021, 3 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 25.0 ppb (24) 0.5 ppb (6) 23.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
Jan. 11, 2021, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 24.0 ppb (23) 0.6 ppb (7) 26.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2021, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 34.0 ppb (32) 0.5 ppb (6) 17.0 μg/m3 (16) 3.0 μg/m3 (13) 32.0
 
Jan. 11, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 35.0 ppb (33) 0.5 ppb (6) 23.0 μg/m3 (22) 6.0 μg/m3 (25) 33.0
 
Jan. 10, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 39.0 ppb (37) 0.4 ppb (5) 27.0 μg/m3 (25) 8.0 μg/m3 (34) 37.0
 
Jan. 10, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 39.0 ppb (37) 0.4 ppb (5) N/A N/A 37.0
 
Jan. 10, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 39.0 ppb (37) 0.4 ppb (5) 19.0 μg/m3 (18) 5.0 μg/m3 (21) 37.0
 
Jan. 10, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 45.0 ppb (42) 0.4 ppb (5) 26.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Jan. 10, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 41.0 ppb (38) 0.4 ppb (5) 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Jan. 10, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 36.0 ppb (34) 0.4 ppb (5) 5.0 μg/m3 (5) 1.0 μg/m3 (5) 34.0
 
Jan. 10, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 33.0 ppb (31) 0.4 ppb (5) 8.0 μg/m3 (8) 4.0 μg/m3 (17) 31.0
 
Jan. 10, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 30.0 ppb (28) 0.5 ppb (6) 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 10, 2021, 3 p.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 20.0 ppb (19) 0.6 ppb (7) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 10, 2021, 2 p.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 16.0 ppb (15) 0.6 ppb (7) 10.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Jan. 10, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 15.0 ppb (14) 0.6 ppb (7) 8.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0