ID: 2353

AQSQID: 800090043

Site Name: Santa Fe

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

Updated: Sept. 27, 2020, 6:39 p.m.

Location: Mexico City (Tamaulipas), MX

Reporting: True, Located: True

Current AQI: 52.0

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
Sept. 27, 2020, 5 p.m. N/A N/A N/A 7.0 ppb (6) N/A 2.0 ppb (3) 44.0 ppb (34) 0.3 ppb (3) 18.0 μg/m3 (16) 13.0 μg/m3 (52) 52.0
 
Sept. 27, 2020, 4 p.m. N/A N/A N/A 9.0 ppb (8) N/A 3.0 ppb (4) 36.0 ppb (28) 0.4 ppb (4) 35.0 μg/m3 (32) 24.0 μg/m3 (76) 76.0
 
Sept. 27, 2020, 3 p.m. N/A N/A N/A 17.0 ppb (16) N/A 3.0 ppb (4) 20.0 ppb (15) 0.6 ppb (7) 24.0 μg/m3 (22) 16.0 μg/m3 (59) 59.0
 
Sept. 27, 2020, 2 p.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 8.0 ppb (6) 0.7 ppb (8) 14.0 μg/m3 (13) 8.0 μg/m3 (33) 33.0
 
Sept. 27, 2020, 1 p.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 5.0 ppb (4) 0.7 ppb (8) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Sept. 27, 2020, noon N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 7.0 ppb (5) 0.5 ppb (6) 15.0 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
Sept. 27, 2020, 11 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 10.0 ppb (8) 0.3 ppb (3) 11.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Sept. 27, 2020, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 16.0 ppb (12) 0.3 ppb (3) 18.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
Sept. 27, 2020, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 11.0 ppb (8) 0.4 ppb (4) 25.0 μg/m3 (23) 19.0 μg/m3 (65) 65.0
 
Sept. 27, 2020, 8 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 12.0 ppb (9) 0.5 ppb (6) 25.0 μg/m3 (23) 19.0 μg/m3 (65) 65.0
 
Sept. 27, 2020, 7 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 11.0 ppb (8) 0.6 ppb (7) 28.0 μg/m3 (25) 21.0 μg/m3 (69) 69.0
 
Sept. 27, 2020, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 20.0 ppb (15) 0.5 ppb (6) 37.0 μg/m3 (34) 27.0 μg/m3 (82) 82.0
 
Sept. 27, 2020, 5 a.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 11.0 ppb (8) 0.6 ppb (7) 31.0 μg/m3 (28) 22.0 μg/m3 (71) 71.0
 
Sept. 27, 2020, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 18.0 ppb (14) 0.6 ppb (7) 33.0 μg/m3 (30) 23.0 μg/m3 (73) 73.0
 
Sept. 27, 2020, 3 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 27.0 ppb (21) 0.6 ppb (7) 25.0 μg/m3 (23) 16.0 μg/m3 (59) 59.0
 
Sept. 27, 2020, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 34.0 ppb (26) 0.6 ppb (7) 30.0 μg/m3 (27) 21.0 μg/m3 (69) 69.0
 
Sept. 27, 2020, 1 a.m. N/A N/A N/A 17.0 ppb (16) N/A 3.0 ppb (4) 40.0 ppb (31) 0.5 ppb (6) 38.0 μg/m3 (35) 29.0 μg/m3 (86) 86.0
 
Sept. 27, 2020, midnight N/A N/A N/A 12.0 ppb (11) N/A 4.0 ppb (6) 51.0 ppb (39) 0.4 ppb (4) 75.0 μg/m3 (60) 54.0 μg/m3 (146) 146.0
 
Sept. 26, 2020, 11 p.m. N/A N/A N/A 20.0 ppb (19) N/A 3.0 ppb (4) 90.0 ppb (71) 0.7 ppb (8) 82.0 μg/m3 (64) 58.0 μg/m3 (151) 151.0
 
Sept. 26, 2020, 10 p.m. N/A N/A N/A 28.0 ppb (26) N/A 3.0 ppb (4) 93.0 ppb (73) 0.9 ppb (10) 64.0 μg/m3 (54) 43.0 μg/m3 (119) 119.0
 
Sept. 26, 2020, 9 p.m. N/A N/A N/A 31.0 ppb (29) N/A 3.0 ppb (4) 77.0 ppb (60) 0.8 ppb (9) 50.0 μg/m3 (45) 33.0 μg/m3 (95) 95.0
 
Sept. 26, 2020, 8 p.m. N/A N/A N/A 18.0 ppb (17) N/A 4.0 ppb (6) 86.0 ppb (68) 0.5 ppb (6) 55.0 μg/m3 (50) 41.0 μg/m3 (114) 114.0
 
Sept. 26, 2020, 7 p.m. N/A N/A N/A 21.0 ppb (19) N/A 3.0 ppb (4) 80.0 ppb (62) 0.6 ppb (7) 43.0 μg/m3 (39) 31.0 μg/m3 (90) 90.0
 
Sept. 26, 2020, 6 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 60.0 ppb (46) 0.7 ppb (8) 42.0 μg/m3 (38) 31.0 μg/m3 (90) 90.0
 
Sept. 26, 2020, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 38.0 ppb (29) 0.7 ppb (8) 35.0 μg/m3 (32) 25.0 μg/m3 (78) 78.0
 
Sept. 26, 2020, 4 p.m. N/A N/A N/A 28.0 ppb (26) N/A 2.0 ppb (3) 28.0 ppb (22) 0.8 ppb (9) 21.0 μg/m3 (19) 14.0 μg/m3 (54) 54.0
 
Sept. 26, 2020, 3 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 25.0 ppb (19) 0.5 ppb (6) 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 9.0 ppb (7) 0.7 ppb (8) 26.0 μg/m3 (24) 17.0 μg/m3 (61) 61.0
 
Sept. 26, 2020, 1 p.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 5.0 ppb (4) 0.8 ppb (9) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, noon N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 5.0 ppb (4) 0.6 ppb (7) 17.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Sept. 26, 2020, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 6.0 ppb (5) 0.5 ppb (6) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 19.0
 
Sept. 26, 2020, 10 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 10.0 ppb (8) 0.4 ppb (4) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Sept. 26, 2020, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 11.0 ppb (8) 0.4 ppb (4) 22.0 μg/m3 (20) 17.0 μg/m3 (61) 61.0
 
Sept. 26, 2020, 8 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 19.0 ppb (15) 0.3 ppb (3) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Sept. 26, 2020, 7 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 23.0 ppb (18) 0.3 ppb (3) 18.0 μg/m3 (16) 15.0 μg/m3 (56) 56.0
 
Sept. 26, 2020, 6 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 25.0 ppb (19) 0.3 ppb (3) 16.0 μg/m3 (15) 13.0 μg/m3 (52) 52.0
 
Sept. 26, 2020, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 28.0 ppb (22) 0.4 ppb (4) 17.0 μg/m3 (15) 13.0 μg/m3 (52) 52.0
 
Sept. 26, 2020, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 26.0 ppb (20) 0.5 ppb (6) 9.0 μg/m3 (8) 7.0 μg/m3 (29) 29.0
 
Sept. 26, 2020, 3 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 26.0 ppb (20) 0.5 ppb (6) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Sept. 26, 2020, 2 a.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 25.0 ppb (19) 0.5 ppb (6) 21.0 μg/m3 (19) 15.0 μg/m3 (56) 56.0
 
Sept. 26, 2020, 1 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 37.0 ppb (28) 0.4 ppb (4) 36.0 μg/m3 (33) 23.0 μg/m3 (73) 73.0
 
Sept. 26, 2020, midnight N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 36.0 ppb (28) 0.6 ppb (7) 34.0 μg/m3 (31) 24.0 μg/m3 (76) 76.0
 
Sept. 25, 2020, 11 p.m. N/A N/A N/A 33.0 ppb (31) N/A 1.0 ppb (1) 40.0 ppb (31) 0.8 ppb (9) 34.0 μg/m3 (31) 25.0 μg/m3 (78) 78.0
 
Sept. 25, 2020, 10 p.m. N/A N/A N/A 30.0 ppb (28) N/A 1.0 ppb (1) 51.0 ppb (39) 0.8 ppb (9) 31.0 μg/m3 (28) 24.0 μg/m3 (76) 76.0
 
Sept. 25, 2020, 9 p.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 53.0 ppb (41) 0.7 ppb (8) 40.0 μg/m3 (36) 32.0 μg/m3 (93) 93.0
 
Sept. 25, 2020, 8 p.m. N/A N/A N/A 27.0 ppb (25) N/A 1.0 ppb (1) 55.0 ppb (42) 0.7 ppb (8) 40.0 μg/m3 (36) 30.0 μg/m3 (88) 88.0
 
Sept. 25, 2020, 7 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 78.0 ppb (61) 0.7 ppb (8) 41.0 μg/m3 (37) 29.0 μg/m3 (86) 86.0
 
Sept. 25, 2020, 6 p.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 58.0 ppb (45) 0.6 ppb (7) 31.0 μg/m3 (28) 23.0 μg/m3 (73) 73.0
 
Sept. 25, 2020, 5 p.m. N/A N/A N/A 14.0 ppb (13) N/A 2.0 ppb (3) 44.0 ppb (34) 0.6 ppb (7) 39.0 μg/m3 (35) 30.0 μg/m3 (88) 88.0
 
Sept. 25, 2020, 4 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 28.0 ppb (22) 0.7 ppb (8) 36.0 μg/m3 (33) 25.0 μg/m3 (78) 78.0
 
Sept. 25, 2020, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 15.0 ppb (12) 0.8 ppb (9) 35.0 μg/m3 (32) 24.0 μg/m3 (76) 76.0
 
Sept. 25, 2020, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 7.0 ppb (5) 0.8 ppb (9) 34.0 μg/m3 (31) 24.0 μg/m3 (76) 76.0
 
Sept. 25, 2020, 1 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 4.0 ppb (3) 0.8 ppb (9) 27.0 μg/m3 (25) 20.0 μg/m3 (67) 67.0
 
Sept. 25, 2020, noon N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 6.0 ppb (5) 0.7 ppb (8) 29.0 μg/m3 (26) 23.0 μg/m3 (73) 73.0
 
Sept. 25, 2020, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 8.0 ppb (6) 0.4 ppb (4) 26.0 μg/m3 (24) 21.0 μg/m3 (69) 69.0
 
Sept. 25, 2020, 10 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 12.0 ppb (9) 0.4 ppb (4) 29.0 μg/m3 (26) 24.0 μg/m3 (76) 76.0
 
Sept. 25, 2020, 9 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 14.0 ppb (11) 0.4 ppb (4) 23.0 μg/m3 (21) 17.0 μg/m3 (61) 61.0
 
Sept. 25, 2020, 8 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 15.0 ppb (12) 0.5 ppb (6) 31.0 μg/m3 (28) 25.0 μg/m3 (78) 78.0
 
Sept. 25, 2020, 7 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 11.0 ppb (8) 0.5 ppb (6) 31.0 μg/m3 (28) 25.0 μg/m3 (78) 78.0
 
Sept. 25, 2020, 6 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 8.0 ppb (6) 0.5 ppb (6) 31.0 μg/m3 (28) 26.0 μg/m3 (80) 80.0
 
Sept. 25, 2020, 5 a.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 25.0 ppb (19) 0.5 ppb (6) 32.0 μg/m3 (29) 26.0 μg/m3 (80) 80.0
 
Sept. 25, 2020, 4 a.m. N/A N/A N/A 14.0 ppb (13) N/A 2.0 ppb (3) 43.0 ppb (33) 0.5 ppb (6) 24.0 μg/m3 (22) 19.0 μg/m3 (65) 65.0
 
Sept. 25, 2020, 3 a.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 33.0 ppb (25) 0.5 ppb (6) 28.0 μg/m3 (25) 21.0 μg/m3 (69) 69.0
 
Sept. 25, 2020, 2 a.m. N/A N/A N/A 17.0 ppb (16) N/A 3.0 ppb (4) 36.0 ppb (28) 0.5 ppb (6) 21.0 μg/m3 (19) 17.0 μg/m3 (61) 61.0
 
Sept. 25, 2020, 1 a.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 52.0 ppb (40) 0.5 ppb (6) 25.0 μg/m3 (23) 18.0 μg/m3 (63) 63.0
 
Sept. 25, 2020, midnight N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 41.0 ppb (32) 0.6 ppb (7) 30.0 μg/m3 (27) 21.0 μg/m3 (69) 69.0
 
Sept. 24, 2020, 11 p.m. N/A N/A N/A 12.0 ppb (11) N/A 2.0 ppb (3) 47.0 ppb (36) 0.5 ppb (6) 25.0 μg/m3 (23) 16.0 μg/m3 (59) 59.0
 
Sept. 24, 2020, 10 p.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 82.0 ppb (64) 0.6 ppb (7) 47.0 μg/m3 (43) 33.0 μg/m3 (95) 95.0
 
Sept. 24, 2020, 9 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 84.0 ppb (66) 0.7 ppb (8) 48.0 μg/m3 (44) 34.0 μg/m3 (97) 97.0
 
Sept. 24, 2020, 8 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) N/A 0.7 ppb (8) 35.0 μg/m3 (32) 22.0 μg/m3 (71) 71.0
 
Sept. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 22.0 μg/m3 (71) 71.0
 
Sept. 24, 2020, 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
Sept. 24, 2020, 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
Sept. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Sept. 24, 2020, 3 p.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 9.0 ppb (7) 0.8 ppb (9) 33.0 μg/m3 (30) 19.0 μg/m3 (65) 65.0
 
Sept. 24, 2020, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 3.0 ppb (2) 0.9 ppb (10) 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
Sept. 24, 2020, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.7 ppb (8) 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Sept. 24, 2020, noon N/A N/A N/A 21.0 ppb (19) N/A 1.0 ppb (1) 6.0 ppb (5) 0.5 ppb (6) 15.0 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
Sept. 24, 2020, 11 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 6.0 ppb (5) 0.4 ppb (4) 15.0 μg/m3 (14) 12.0 μg/m3 (50) 50.0
 
Sept. 24, 2020, 10 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 17.0 ppb (13) 0.3 ppb (3) 11.0 μg/m3 (10) 8.0 μg/m3 (33) 33.0
 
Sept. 24, 2020, 9 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 23.0 ppb (18) 0.3 ppb (3) 12.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Sept. 24, 2020, 8 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 25.0 ppb (19) 0.3 ppb (3) 18.0 μg/m3 (16) 14.0 μg/m3 (54) 54.0
 
Sept. 24, 2020, 7 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 29.0 ppb (22) 0.4 ppb (4) 16.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Sept. 24, 2020, 6 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 24.0 ppb (18) 0.5 ppb (6) 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
Sept. 24, 2020, 5 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 31.0 ppb (24) 0.4 ppb (4) 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Sept. 24, 2020, 4 a.m. N/A N/A N/A 12.0 ppb (11) N/A 2.0 ppb (3) 41.0 ppb (32) 0.4 ppb (4) 29.0 μg/m3 (26) 22.0 μg/m3 (71) 71.0
 
Sept. 24, 2020, 3 a.m. N/A N/A N/A 17.0 ppb (16) N/A 2.0 ppb (3) 66.0 ppb (51) 0.5 ppb (6) 28.0 μg/m3 (25) 18.0 μg/m3 (63) 63.0
 
Sept. 24, 2020, 2 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 61.0 ppb (47) 0.6 ppb (7) 37.0 μg/m3 (34) 25.0 μg/m3 (78) 78.0
 
Sept. 24, 2020, 1 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 61.0 ppb (47) 0.6 ppb (7) 36.0 μg/m3 (33) 22.0 μg/m3 (71) 71.0
 
Sept. 24, 2020, midnight N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 55.0 ppb (42) 0.6 ppb (7) 38.0 μg/m3 (35) 23.0 μg/m3 (73) 73.0
 
Sept. 23, 2020, 11 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 46.0 ppb (35) 0.6 ppb (7) 38.0 μg/m3 (35) 21.0 μg/m3 (69) 69.0
 
Sept. 23, 2020, 10 p.m. N/A N/A N/A 17.0 ppb (16) N/A 3.0 ppb (4) 70.0 ppb (54) 0.5 ppb (6) 51.0 μg/m3 (46) 29.0 μg/m3 (86) 86.0
 
Sept. 23, 2020, 9 p.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 88.0 ppb (69) 0.5 ppb (6) 44.0 μg/m3 (40) 28.0 μg/m3 (84) 84.0
 
Sept. 23, 2020, 8 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 79.0 ppb (62) 0.5 ppb (6) 26.0 μg/m3 (24) 16.0 μg/m3 (59) 62.0
 
Sept. 23, 2020, 7 p.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 77.0 ppb (60) 0.5 ppb (6) 33.0 μg/m3 (30) 22.0 μg/m3 (71) 71.0
 
Sept. 23, 2020, 6 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 64.0 ppb (49) 0.6 ppb (7) 30.0 μg/m3 (27) 20.0 μg/m3 (67) 67.0
 
Sept. 23, 2020, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 48.0 ppb (37) 0.6 ppb (7) 36.0 μg/m3 (33) 25.0 μg/m3 (78) 78.0
 
Sept. 23, 2020, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 31.0 ppb (24) 0.7 ppb (8) 33.0 μg/m3 (30) 24.0 μg/m3 (76) 76.0
 
Sept. 23, 2020, 3 p.m. N/A N/A N/A 13.0 ppb (12) N/A 3.0 ppb (4) 23.0 ppb (18) 0.6 ppb (7) 24.0 μg/m3 (22) 14.0 μg/m3 (54) 54.0
 
Sept. 23, 2020, 2 p.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 8.0 ppb (6) 0.7 ppb (8) 29.0 μg/m3 (26) N/A 26.0
 
Sept. 23, 2020, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 4.0 ppb (3) 0.7 ppb (8) 25.0 μg/m3 (23) 18.0 μg/m3 (63) 63.0
 
Sept. 23, 2020, noon N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 7.0 ppb (5) 0.5 ppb (6) 22.0 μg/m3 (20) 18.0 μg/m3 (63) 63.0
 
Sept. 23, 2020, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 7.0 ppb (5) 0.4 ppb (4) 24.0 μg/m3 (22) 18.0 μg/m3 (63) 63.0
 
Sept. 23, 2020, 10 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 5.0 ppb (4) 0.4 ppb (4) 28.0 μg/m3 (25) 22.0 μg/m3 (71) 71.0
 
Sept. 23, 2020, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A 2.0 ppb (3) 10.0 ppb (8) 0.4 ppb (4) 25.0 μg/m3 (23) 18.0 μg/m3 (63) 63.0
 
Sept. 23, 2020, 8 a.m. N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 18.0 ppb (14) 0.4 ppb (4) 29.0 μg/m3 (26) 22.0 μg/m3 (71) 71.0
 
Sept. 23, 2020, 7 a.m. N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 20.0 ppb (15) 0.4 ppb (4) 25.0 μg/m3 (23) 18.0 μg/m3 (63) 63.0
 
Sept. 23, 2020, 6 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 13.0 ppb (10) 0.5 ppb (6) 24.0 μg/m3 (22) 18.0 μg/m3 (63) 63.0
 
Sept. 23, 2020, 5 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 19.0 ppb (15) 0.5 ppb (6) 27.0 μg/m3 (25) 20.0 μg/m3 (67) 67.0
 
Sept. 23, 2020, 4 a.m. N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 31.0 ppb (24) 0.5 ppb (6) 25.0 μg/m3 (23) 17.0 μg/m3 (61) 61.0
 
Sept. 23, 2020, 3 a.m. N/A N/A N/A 17.0 ppb (16) N/A 2.0 ppb (3) 35.0 ppb (27) 0.5 ppb (6) 32.0 μg/m3 (29) 21.0 μg/m3 (69) 69.0
 
Sept. 23, 2020, 2 a.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 37.0 ppb (28) 0.6 ppb (7) 29.0 μg/m3 (26) 17.0 μg/m3 (61) 61.0
 
Sept. 23, 2020, 1 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 50.0 ppb (38) 0.6 ppb (7) 40.0 μg/m3 (36) 24.0 μg/m3 (76) 76.0
 
Sept. 23, 2020, midnight N/A N/A N/A 15.0 ppb (14) N/A 6.0 ppb (9) 66.0 ppb (51) 0.6 ppb (7) 26.0 μg/m3 (24) 16.0 μg/m3 (59) 59.0
 
Sept. 22, 2020, 11 p.m. N/A N/A N/A 12.0 ppb (11) N/A 2.0 ppb (3) 82.0 ppb (64) 0.5 ppb (6) 44.0 μg/m3 (40) 29.0 μg/m3 (86) 86.0
 
Sept. 22, 2020, 10 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 103.0 ppb (82) 0.5 ppb (6) 37.0 μg/m3 (34) 26.0 μg/m3 (80) 82.0
 
Sept. 22, 2020, 9 p.m. N/A N/A N/A 15.0 ppb (14) N/A 3.0 ppb (4) 98.0 ppb (78) 0.5 ppb (6) 48.0 μg/m3 (44) 35.0 μg/m3 (99) 99.0
 
Sept. 22, 2020, 8 p.m. N/A N/A N/A 16.0 ppb (15) N/A 3.0 ppb (4) 88.0 ppb (69) 0.6 ppb (7) 43.0 μg/m3 (39) 32.0 μg/m3 (93) 93.0
 
Sept. 22, 2020, 7 p.m. N/A N/A N/A 16.0 ppb (15) N/A 3.0 ppb (4) 79.0 ppb (62) 0.6 ppb (7) 43.0 μg/m3 (39) 33.0 μg/m3 (95) 95.0
 
Sept. 22, 2020, 6 p.m. N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 57.0 ppb (44) 0.7 ppb (8) 49.0 μg/m3 (45) 37.0 μg/m3 (104) 104.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A 26.0 ppb (24) N/A 2.0 ppb (3) 41.0 ppb (32) 0.8 ppb (9) 34.0 μg/m3 (31) 24.0 μg/m3 (76) 76.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 27.0 ppb (21) 0.8 ppb (9) 26.0 μg/m3 (24) 16.0 μg/m3 (59) 59.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 16.0 ppb (12) 0.8 ppb (9) 26.0 μg/m3 (24) 16.0 μg/m3 (59) 59.0
 
Sept. 22, 2020, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 6.0 ppb (5) 0.8 ppb (9) 24.0 μg/m3 (22) 13.0 μg/m3 (52) 52.0
 
Sept. 22, 2020, 1 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 2.0 ppb (2) 0.9 ppb (10) 23.0 μg/m3 (21) 13.0 μg/m3 (52) 52.0
 
Sept. 22, 2020, noon N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 2.0 ppb (2) 0.7 ppb (8) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2020, 11 a.m. N/A N/A N/A 17.0 ppb (16) N/A 2.0 ppb (3) 7.0 ppb (5) 0.4 ppb (4) 18.0 μg/m3 (16) 13.0 μg/m3 (52) 52.0
 
Sept. 22, 2020, 10 a.m. N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 10.0 ppb (8) 0.3 ppb (3) 12.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2020, 9 a.m. N/A N/A N/A 39.0 ppb (36) N/A 98.0 ppb (79) N/A 10.1 ppb (110) 11.0 μg/m3 (10) 8.0 μg/m3 (33) 110.0
 
Sept. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 15.0 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2020, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.1 ppb (1) 17.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2020, 6 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 10.0 ppb (8) 0.5 ppb (6) 18.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2020, 5 a.m. N/A N/A N/A 21.0 ppb (19) N/A 1.0 ppb (1) 5.0 ppb (4) 0.7 ppb (8) 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
Sept. 22, 2020, 4 a.m. N/A N/A N/A 26.0 ppb (24) N/A 2.0 ppb (3) 5.0 ppb (4) 0.9 ppb (10) 27.0 μg/m3 (25) 18.0 μg/m3 (63) 63.0
 
Sept. 22, 2020, 3 a.m. N/A N/A N/A 28.0 ppb (26) N/A 2.0 ppb (3) 9.0 ppb (7) 0.8 ppb (9) 25.0 μg/m3 (23) 17.0 μg/m3 (61) 61.0
 
Sept. 22, 2020, 2 a.m. N/A N/A N/A 34.0 ppb (31) N/A 2.0 ppb (3) 6.0 ppb (5) 0.8 ppb (9) 24.0 μg/m3 (22) 16.0 μg/m3 (59) 59.0
 
Sept. 22, 2020, 1 a.m. N/A N/A N/A 30.0 ppb (28) N/A 2.0 ppb (3) 23.0 ppb (18) 0.8 ppb (9) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 28.0
 
Sept. 22, 2020, midnight N/A N/A N/A 26.0 ppb (24) N/A 3.0 ppb (4) 14.0 ppb (11) 0.7 ppb (8) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 24.0
 
Sept. 21, 2020, 11 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 16.0 ppb (12) 0.6 ppb (7) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 21.0
 
Sept. 21, 2020, 10 p.m. N/A N/A N/A 14.0 ppb (13) N/A 2.0 ppb (3) 38.0 ppb (29) 0.5 ppb (6) 49.0 μg/m3 (45) 34.0 μg/m3 (97) 97.0
 
Sept. 21, 2020, 9 p.m. N/A N/A N/A 26.0 ppb (24) N/A 5.0 ppb (7) 70.0 ppb (54) 0.7 ppb (8) 59.0 μg/m3 (52) 43.0 μg/m3 (119) 119.0
 
Sept. 21, 2020, 8 p.m. N/A N/A N/A 22.0 ppb (20) N/A 7.0 ppb (10) 80.0 ppb (62) 0.7 ppb (8) 40.0 μg/m3 (36) 30.0 μg/m3 (88) 88.0
 
Sept. 21, 2020, 7 p.m. N/A N/A N/A 23.0 ppb (21) N/A 4.0 ppb (6) 62.0 ppb (48) 0.8 ppb (9) 31.0 μg/m3 (28) 23.0 μg/m3 (73) 73.0
 
Sept. 21, 2020, 6 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 43.0 ppb (33) 0.8 ppb (9) 28.0 μg/m3 (25) 21.0 μg/m3 (69) 69.0
 
Sept. 21, 2020, 5 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 33.0 ppb (25) 0.7 ppb (8) 29.0 μg/m3 (26) 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 4 p.m. N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 24.0 ppb (18) 0.7 ppb (8) 29.0 μg/m3 (26) 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 3 p.m. N/A N/A N/A 15.0 ppb (14) N/A 3.0 ppb (4) 21.0 ppb (16) 0.7 ppb (8) 24.0 μg/m3 (22) 19.0 μg/m3 (65) 65.0
 
Sept. 21, 2020, 2 p.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 14.0 ppb (11) 0.6 ppb (7) 20.0 μg/m3 (18) 14.0 μg/m3 (54) 54.0
 
Sept. 21, 2020, 1 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 5.0 ppb (4) 0.6 ppb (7) 17.0 μg/m3 (15) 14.0 μg/m3 (54) 54.0
 
Sept. 21, 2020, noon N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 12.0 ppb (9) 0.5 ppb (6) 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Sept. 21, 2020, 11 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 15.0 ppb (12) 0.5 ppb (6) 12.0 μg/m3 (11) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2020, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 25.0 ppb (19) 0.4 ppb (4) 10.0 μg/m3 (9) 8.0 μg/m3 (33) 33.0
 
Sept. 21, 2020, 9 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 23.0 ppb (18) 0.4 ppb (4) 15.0 μg/m3 (14) 12.0 μg/m3 (50) 50.0
 
Sept. 21, 2020, 8 a.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 25.0 ppb (19) 0.4 ppb (4) 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Sept. 21, 2020, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.4 ppb (4) 14.0 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 6 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 41.0 ppb (32) 0.4 ppb (4) 16.0 μg/m3 (15) 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 5 a.m. N/A N/A N/A 12.0 ppb (11) N/A 2.0 ppb (3) 40.0 ppb (31) 0.5 ppb (6) 18.0 μg/m3 (16) 16.0 μg/m3 (59) 59.0
 
Sept. 21, 2020, 4 a.m. N/A N/A N/A 12.0 ppb (11) N/A 2.0 ppb (3) 44.0 ppb (34) 0.6 ppb (7) 13.0 μg/m3 (12) 12.0 μg/m3 (50) 50.0
 
Sept. 21, 2020, 3 a.m. N/A N/A N/A 14.0 ppb (13) N/A 1.0 ppb (1) 48.0 ppb (37) 0.6 ppb (7) 17.0 μg/m3 (15) 14.0 μg/m3 (54) 54.0
 
Sept. 21, 2020, 2 a.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 52.0 ppb (40) 0.6 ppb (7) 25.0 μg/m3 (23) 18.0 μg/m3 (63) 63.0
 
Sept. 21, 2020, 1 a.m. N/A N/A N/A 14.0 ppb (13) N/A 2.0 ppb (3) 50.0 ppb (38) 0.6 ppb (7) 31.0 μg/m3 (28) 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, midnight N/A N/A N/A 14.0 ppb (13) N/A 3.0 ppb (4) 63.0 ppb (48) 0.6 ppb (7) 13.0 μg/m3 (12) 9.0 μg/m3 (38) 48.0
 
Sept. 20, 2020, 11 p.m. N/A N/A N/A 13.0 ppb (12) N/A 2.0 ppb (3) 45.0 ppb (35) 0.6 ppb (7) 22.0 μg/m3 (20) 18.0 μg/m3 (63) 63.0
 
Sept. 20, 2020, 10 p.m. N/A N/A N/A 13.0 ppb (12) N/A 3.0 ppb (4) 50.0 ppb (38) 0.6 ppb (7) 40.0 μg/m3 (36) 33.0 μg/m3 (95) 95.0
 
Sept. 20, 2020, 9 p.m. N/A N/A N/A 14.0 ppb (13) N/A 5.0 ppb (7) 75.0 ppb (58) 0.6 ppb (7) 46.0 μg/m3 (42) 37.0 μg/m3 (104) 104.0
 
Sept. 20, 2020, 8 p.m. N/A N/A N/A 17.0 ppb (16) N/A 8.0 ppb (11) 70.0 ppb (54) 0.7 ppb (8) 38.0 μg/m3 (35) 31.0 μg/m3 (90) 90.0
 
Sept. 20, 2020, 7 p.m. N/A N/A N/A 15.0 ppb (14) N/A 8.0 ppb (11) 56.0 ppb (43) 0.6 ppb (7) 22.0 μg/m3 (20) 19.0 μg/m3 (65) 65.0
 
Sept. 20, 2020, 6 p.m. N/A N/A N/A 10.0 ppb (9) N/A 7.0 ppb (10) 40.0 ppb (31) 0.5 ppb (6) 18.0 μg/m3 (16) 14.0 μg/m3 (54) 54.0