AQSQID: 800090043

Site Name: Santa Fe

Location: Mexico City (Tamaulipas), MX

Reporting: True, Located: True

Current AQI: 46.0

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, 2020, 10 a.m. N/A N/A N/A 12.0 ppb (11) N/A 4.0 ppb (6) 10.0 ppb (8) 0.4 ppb (4) 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2020, 9 a.m. N/A N/A N/A 10.0 ppb (9) N/A 4.0 ppb (6) 14.0 ppb (11) 0.5 ppb (6) 26.0 μg/m3 (24) 15.0 μg/m3 (56) 56.0
 
Jan. 17, 2020, 8 a.m. N/A N/A N/A 12.0 ppb (11) N/A 5.0 ppb (7) 14.0 ppb (11) 0.5 ppb (6) 33.0 μg/m3 (30) 17.0 μg/m3 (61) 61.0
 
Jan. 17, 2020, 7 a.m. N/A N/A N/A 18.0 ppb (17) N/A 7.0 ppb (10) 10.0 ppb (8) 0.5 ppb (6) 34.0 μg/m3 (31) 16.0 μg/m3 (59) 59.0
 
Jan. 17, 2020, 6 a.m. N/A N/A N/A 17.0 ppb (16) N/A 12.0 ppb (17) 14.0 ppb (11) 0.5 ppb (6) 36.0 μg/m3 (33) 14.0 μg/m3 (54) 54.0
 
Jan. 17, 2020, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A 14.0 ppb (20) 17.0 ppb (13) 0.5 ppb (6) 39.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2020, 4 a.m. N/A N/A N/A 14.0 ppb (13) N/A 13.0 ppb (19) 20.0 ppb (15) 0.5 ppb (6) 67.0 μg/m3 (56) 11.0 μg/m3 (46) 56.0
 
Jan. 17, 2020, 3 a.m. N/A N/A N/A 15.0 ppb (14) N/A 3.0 ppb (4) 22.0 ppb (17) 0.5 ppb (6) 62.0 μg/m3 (54) 16.0 μg/m3 (59) 59.0
 
Jan. 17, 2020, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A 6.0 ppb (9) 31.0 ppb (24) 0.5 ppb (6) 25.0 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2020, 1 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 36.0 ppb (28) 0.5 ppb (6) 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2020, midnight N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 48.0 ppb (37) 0.4 ppb (4) 30.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2020, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 66.0 ppb (51) 0.5 ppb (6) 52.0 μg/m3 (47) 25.0 μg/m3 (78) 78.0
 
Jan. 16, 2020, 10 p.m. N/A N/A N/A 13.0 ppb (12) N/A 3.0 ppb (4) 83.0 ppb (65) 0.6 ppb (7) 80.0 μg/m3 (62) 46.0 μg/m3 (126) 126.0
 
Jan. 16, 2020, 9 p.m. N/A N/A N/A 21.0 ppb (19) N/A 3.0 ppb (4) 85.0 ppb (67) 0.8 ppb (9) 66.0 μg/m3 (56) 38.0 μg/m3 (106) 106.0
 
Jan. 16, 2020, 8 p.m. N/A N/A N/A 25.0 ppb (23) N/A 4.0 ppb (6) 67.0 ppb (52) 0.8 ppb (9) 72.0 μg/m3 (58) 45.0 μg/m3 (124) 124.0
 
Jan. 16, 2020, 7 p.m. N/A N/A N/A 24.0 ppb (22) N/A 3.0 ppb (4) 49.0 ppb (38) 0.8 ppb (9) 71.0 μg/m3 (58) 45.0 μg/m3 (124) 124.0
 
Jan. 16, 2020, 6 p.m. N/A N/A N/A 29.0 ppb (27) N/A 4.0 ppb (6) 34.0 ppb (26) 0.9 ppb (10) 81.0 μg/m3 (63) 53.0 μg/m3 (144) 144.0
 
Jan. 16, 2020, 5 p.m. N/A N/A N/A 28.0 ppb (26) N/A 4.0 ppb (6) 20.0 ppb (15) 0.9 ppb (10) 65.0 μg/m3 (55) 39.0 μg/m3 (109) 109.0
 
Jan. 16, 2020, 4 p.m. N/A N/A N/A 25.0 ppb (23) N/A 6.0 ppb (9) 9.0 ppb (7) 1.0 ppb (11) 55.0 μg/m3 (50) 33.0 μg/m3 (95) 95.0
 
Jan. 16, 2020, 3 p.m. N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 1.0 ppb (1) 0.9 ppb (10) 38.0 μg/m3 (35) 23.0 μg/m3 (73) 73.0
 
Jan. 16, 2020, 2 p.m. N/A N/A N/A 24.0 ppb (22) N/A 2.0 ppb (3) 1.0 ppb (1) 0.7 ppb (8) 35.0 μg/m3 (32) 23.0 μg/m3 (73) 73.0
 
Jan. 16, 2020, 1 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 2.0 ppb (2) 0.6 ppb (7) 28.0 μg/m3 (25) 19.0 μg/m3 (65) 65.0
 
Jan. 16, 2020, noon N/A N/A N/A 16.0 ppb (15) N/A 2.0 ppb (3) 5.0 ppb (4) 0.5 ppb (6) 29.0 μg/m3 (26) 19.0 μg/m3 (65) 65.0
 
Jan. 16, 2020, 11 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 5.0 ppb (4) 0.5 ppb (6) 29.0 μg/m3 (26) 18.0 μg/m3 (63) 63.0
 
Jan. 16, 2020, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 0.5 ppb (6) 35.0 μg/m3 (32) 23.0 μg/m3 (73) 73.0
 
Jan. 16, 2020, 9 a.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) 40.0 μg/m3 (36) 26.0 μg/m3 (80) 80.0
 
Jan. 16, 2020, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 4.0 ppb (3) 0.6 ppb (7) 35.0 μg/m3 (32) 20.0 μg/m3 (67) 67.0
 
Jan. 16, 2020, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) 31.0 μg/m3 (28) 13.0 μg/m3 (52) 52.0
 
Jan. 16, 2020, 6 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 8.0 ppb (6) 0.6 ppb (7) 34.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
Jan. 16, 2020, 5 a.m. N/A N/A N/A 15.0 ppb (14) N/A 2.0 ppb (3) 17.0 ppb (13) 0.5 ppb (6) 56.0 μg/m3 (50) 18.0 μg/m3 (63) 63.0
 
Jan. 16, 2020, 4 a.m. N/A N/A N/A 17.0 ppb (16) N/A 2.0 ppb (3) 22.0 ppb (17) 0.6 ppb (7) 55.0 μg/m3 (50) 19.0 μg/m3 (65) 65.0
 
Jan. 16, 2020, 3 a.m. N/A N/A N/A 27.0 ppb (25) N/A 2.0 ppb (3) 25.0 ppb (19) 0.7 ppb (8) 30.0 μg/m3 (27) 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2020, 2 a.m. N/A N/A N/A 42.0 ppb (39) N/A 1.0 ppb (1) 11.0 ppb (8) 0.9 ppb (10) 37.0 μg/m3 (34) 14.0 μg/m3 (54) 54.0
 
Jan. 16, 2020, 1 a.m. N/A N/A N/A 36.0 ppb (33) N/A 2.0 ppb (3) 24.0 ppb (18) 0.8 ppb (9) 43.0 μg/m3 (39) 18.0 μg/m3 (63) 63.0
 
Jan. 16, 2020, midnight N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 58.0 ppb (45) 0.6 ppb (7) 34.0 μg/m3 (31) 13.0 μg/m3 (52) 52.0
 
Jan. 15, 2020, 11 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 72.0 ppb (56) 0.5 ppb (6) 36.0 μg/m3 (33) 14.0 μg/m3 (54) 56.0
 
Jan. 15, 2020, 10 p.m. N/A N/A N/A 11.0 ppb (10) N/A 2.0 ppb (3) 79.0 ppb (62) 0.5 ppb (6) 44.0 μg/m3 (40) 19.0 μg/m3 (65) 65.0
 
Jan. 15, 2020, 9 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 87.0 ppb (68) 0.6 ppb (7) 53.0 μg/m3 (48) 26.0 μg/m3 (80) 80.0
 
Jan. 15, 2020, 8 p.m. N/A N/A N/A 13.0 ppb (12) N/A 4.0 ppb (6) 74.0 ppb (57) 0.6 ppb (7) 44.0 μg/m3 (40) 21.0 μg/m3 (69) 69.0
 
Jan. 15, 2020, 7 p.m. N/A N/A N/A 14.0 ppb (13) N/A 6.0 ppb (9) 57.0 ppb (44) 0.6 ppb (7) 47.0 μg/m3 (43) 23.0 μg/m3 (73) 73.0
 
Jan. 15, 2020, 6 p.m. N/A N/A N/A 18.0 ppb (17) N/A 7.0 ppb (10) 42.0 ppb (32) 0.7 ppb (8) 59.0 μg/m3 (52) 31.0 μg/m3 (90) 90.0
 
Jan. 15, 2020, 5 p.m. N/A N/A N/A 30.0 ppb (28) N/A 17.0 ppb (24) 28.0 ppb (22) 0.9 ppb (10) 52.0 μg/m3 (47) 26.0 μg/m3 (80) 80.0
 
Jan. 15, 2020, 4 p.m. N/A N/A N/A 26.0 ppb (24) N/A 21.0 ppb (30) 18.0 ppb (14) 0.9 ppb (10) 40.0 μg/m3 (36) 20.0 μg/m3 (67) 67.0
 
Jan. 15, 2020, 3 p.m. N/A N/A N/A 24.0 ppb (22) N/A 13.0 ppb (19) 7.0 ppb (5) 0.8 ppb (9) 36.0 μg/m3 (33) 14.0 μg/m3 (54) 54.0
 
Jan. 15, 2020, 2 p.m. N/A N/A N/A 30.0 ppb (28) N/A 3.0 ppb (4) 0.0 ppb (0) 1.0 ppb (11) 31.0 μg/m3 (28) 16.0 μg/m3 (59) 59.0
 
Jan. 15, 2020, 1 p.m. N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 0.0 ppb (0) 0.8 ppb (9) 32.0 μg/m3 (29) 17.0 μg/m3 (61) 61.0
 
Jan. 15, 2020, noon N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 1.0 ppb (1) 0.6 ppb (7) 24.0 μg/m3 (22) N/A 24.0
 
Jan. 15, 2020, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (1) 5.0 ppb (4) 0.5 ppb (6) 25.0 μg/m3 (23) 13.0 μg/m3 (52) 52.0
 
Jan. 15, 2020, 10 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 12.0 ppb (9) 0.5 ppb (6) 26.0 μg/m3 (24) 13.0 μg/m3 (52) 52.0
 
Jan. 15, 2020, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 10.0 ppb (8) 0.5 ppb (6) 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
Jan. 15, 2020, 8 a.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 8.0 ppb (6) 0.5 ppb (6) 34.0 μg/m3 (31) 18.0 μg/m3 (63) 63.0
 
Jan. 15, 2020, 7 a.m. N/A N/A N/A 24.0 ppb (22) N/A 3.0 ppb (4) 8.0 ppb (6) 0.6 ppb (7) 37.0 μg/m3 (34) 18.0 μg/m3 (63) 63.0
 
Jan. 15, 2020, 6 a.m. N/A N/A N/A 30.0 ppb (28) N/A 5.0 ppb (7) 8.0 ppb (6) 0.7 ppb (8) 34.0 μg/m3 (31) 14.0 μg/m3 (54) 54.0
 
Jan. 15, 2020, 5 a.m. N/A N/A N/A 27.0 ppb (25) N/A 7.0 ppb (10) 16.0 ppb (12) 0.7 ppb (8) 37.0 μg/m3 (34) 13.0 μg/m3 (52) 52.0
 
Jan. 15, 2020, 4 a.m. N/A N/A N/A 27.0 ppb (25) N/A 13.0 ppb (19) 24.0 ppb (18) 0.7 ppb (8) 47.0 μg/m3 (43) 19.0 μg/m3 (65) 65.0
 
Jan. 15, 2020, 3 a.m. N/A N/A N/A 30.0 ppb (28) N/A 14.0 ppb (20) 26.0 ppb (20) 0.7 ppb (8) 39.0 μg/m3 (35) 19.0 μg/m3 (65) 65.0
 
Jan. 15, 2020, 2 a.m. N/A N/A N/A 45.0 ppb (42) N/A 1.0 ppb (1) 4.0 ppb (3) 1.0 ppb (11) 46.0 μg/m3 (42) 15.0 μg/m3 (56) 56.0
 
Jan. 15, 2020, 1 a.m. N/A N/A N/A 37.0 ppb (34) N/A 1.0 ppb (1) 18.0 ppb (14) 0.9 ppb (10) 46.0 μg/m3 (42) 15.0 μg/m3 (56) 56.0
 
Jan. 15, 2020, midnight N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 47.0 ppb (36) 0.6 ppb (7) 31.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2020, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A 2.0 ppb (3) 54.0 ppb (42) 0.5 ppb (6) 24.0 μg/m3 (22) 7.0 μg/m3 (29) 42.0
 
Jan. 14, 2020, 10 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 70.0 ppb (54) 0.5 ppb (6) 49.0 μg/m3 (45) 25.0 μg/m3 (78) 78.0
 
Jan. 14, 2020, 9 p.m. N/A N/A N/A 16.0 ppb (15) N/A 3.0 ppb (4) 86.0 ppb (68) 0.7 ppb (8) 80.0 μg/m3 (62) 46.0 μg/m3 (126) 126.0
 
Jan. 14, 2020, 8 p.m. N/A N/A N/A 28.0 ppb (26) N/A 5.0 ppb (7) 86.0 ppb (68) 0.9 ppb (10) 70.0 μg/m3 (58) 41.0 μg/m3 (114) 114.0
 
Jan. 14, 2020, 7 p.m. N/A N/A N/A 39.0 ppb (36) N/A 5.0 ppb (7) 69.0 ppb (53) 1.0 ppb (11) 72.0 μg/m3 (58) 40.0 μg/m3 (111) 111.0
 
Jan. 14, 2020, 6 p.m. N/A N/A N/A 45.0 ppb (42) N/A 4.0 ppb (6) 42.0 ppb (32) 1.1 ppb (12) 60.0 μg/m3 (52) 37.0 μg/m3 (104) 104.0
 
Jan. 14, 2020, 5 p.m. N/A N/A N/A 40.0 ppb (37) N/A 4.0 ppb (6) 29.0 ppb (22) 1.0 ppb (11) 49.0 μg/m3 (45) 27.0 μg/m3 (82) 82.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A 34.0 ppb (31) N/A 4.0 ppb (6) 21.0 ppb (16) 0.9 ppb (10) 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A 27.0 ppb (25) N/A 3.0 ppb (4) 8.0 ppb (6) 0.8 ppb (9) 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A 32.0 ppb (30) N/A 2.0 ppb (3) 1.0 ppb (1) 0.8 ppb (9) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 30.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A 32.0 ppb (30) N/A 1.0 ppb (1) 0.0 ppb (0) 0.7 ppb (8) 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2020, noon N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) 4.0 ppb (3) 0.4 ppb (4) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 26.0
 
Jan. 14, 2020, 11 a.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 8.0 ppb (6) 0.4 ppb (4) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2020, 10 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 18.0 ppb (14) 0.4 ppb (4) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2020, 9 a.m. N/A N/A N/A 30.0 ppb (28) N/A 92.0 ppb (76) 5.0 ppb (4) 9.4 ppb (99) 20.0 μg/m3 (18) 10.0 μg/m3 (42) 99.0
 
Jan. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
Jan. 14, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.3 ppb (3) 33.0 μg/m3 (30) 15.0 μg/m3 (56) 56.0
 
Jan. 14, 2020, 6 a.m. N/A N/A N/A 27.0 ppb (25) N/A 2.0 ppb (3) 13.0 ppb (10) 0.6 ppb (7) 33.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Jan. 14, 2020, 5 a.m. N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 17.0 ppb (13) 0.6 ppb (7) 58.0 μg/m3 (52) 21.0 μg/m3 (69) 69.0
 
Jan. 14, 2020, 4 a.m. N/A N/A N/A 29.0 ppb (27) N/A 3.0 ppb (4) 20.0 ppb (15) 0.6 ppb (7) 73.0 μg/m3 (59) 30.0 μg/m3 (88) 88.0
 
Jan. 14, 2020, 3 a.m. N/A N/A N/A 53.0 ppb (49) N/A 3.0 ppb (4) 16.0 ppb (12) 1.0 ppb (11) 47.0 μg/m3 (43) 24.0 μg/m3 (76) 76.0
 
Jan. 14, 2020, 2 a.m. N/A N/A N/A 70.0 ppb (67) N/A 2.0 ppb (3) 10.0 ppb (8) 1.3 ppb (14) 55.0 μg/m3 (50) 30.0 μg/m3 (88) 88.0
 
Jan. 14, 2020, 1 a.m. N/A N/A N/A 51.0 ppb (47) N/A 2.0 ppb (3) 50.0 ppb (38) 1.0 ppb (11) 57.0 μg/m3 (51) 34.0 μg/m3 (97) 97.0
 
Jan. 14, 2020, midnight N/A N/A N/A 25.0 ppb (23) N/A 2.0 ppb (3) 94.0 ppb (74) 0.7 ppb (8) 54.0 μg/m3 (49) 30.0 μg/m3 (88) 88.0
 
Jan. 13, 2020, 11 p.m. N/A N/A N/A 23.0 ppb (21) N/A 2.0 ppb (3) 96.0 ppb (76) 0.7 ppb (8) 41.0 μg/m3 (37) 25.0 μg/m3 (78) 78.0
 
Jan. 13, 2020, 10 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 90.0 ppb (71) 0.7 ppb (8) 51.0 μg/m3 (46) 31.0 μg/m3 (90) 90.0
 
Jan. 13, 2020, 9 p.m. N/A N/A N/A 21.0 ppb (19) N/A 2.0 ppb (3) 80.0 ppb (62) 0.7 ppb (8) 48.0 μg/m3 (44) 24.0 μg/m3 (76) 76.0
 
Jan. 13, 2020, 8 p.m. N/A N/A N/A 22.0 ppb (20) N/A 2.0 ppb (3) 63.0 ppb (48) 0.7 ppb (8) 59.0 μg/m3 (52) 31.0 μg/m3 (90) 90.0
 
Jan. 13, 2020, 7 p.m. N/A N/A N/A 41.0 ppb (38) N/A 2.0 ppb (3) 54.0 ppb (42) 1.0 ppb (11) 60.0 μg/m3 (52) 35.0 μg/m3 (99) 99.0
 
Jan. 13, 2020, 6 p.m. N/A N/A N/A 38.0 ppb (35) N/A 2.0 ppb (3) 45.0 ppb (35) 1.0 ppb (11) 60.0 μg/m3 (52) 27.0 μg/m3 (82) 82.0
 
Jan. 13, 2020, 5 p.m. N/A N/A N/A 42.0 ppb (39) N/A 4.0 ppb (6) 31.0 ppb (24) 1.1 ppb (12) 36.0 μg/m3 (33) 15.0 μg/m3 (56) 56.0
 
Jan. 13, 2020, 4 p.m. N/A N/A N/A 27.0 ppb (25) N/A 7.0 ppb (10) 31.0 ppb (24) 0.8 ppb (9) 31.0 μg/m3 (28) 16.0 μg/m3 (59) 59.0
 
Jan. 13, 2020, 3 p.m. N/A N/A N/A 27.0 ppb (25) N/A 4.0 ppb (6) 14.0 ppb (11) 0.7 ppb (8) 37.0 μg/m3 (34) 16.0 μg/m3 (59) 59.0
 
Jan. 13, 2020, 2 p.m. N/A N/A N/A 40.0 ppb (37) N/A 2.0 ppb (3) 1.0 ppb (1) 1.0 ppb (11) 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2020, 1 p.m. N/A N/A N/A 42.0 ppb (39) N/A 2.0 ppb (3) 1.0 ppb (1) 0.8 ppb (9) 18.0 μg/m3 (16) 8.0 μg/m3 (33) 39.0
 
Jan. 13, 2020, noon N/A N/A N/A 32.0 ppb (30) N/A 1.0 ppb (1) 7.0 ppb (5) 0.5 ppb (6) 20.0 μg/m3 (18) 11.0 μg/m3 (46) 46.0
 
Jan. 13, 2020, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 21.0 ppb (16) 0.3 ppb (3) 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
Jan. 13, 2020, 10 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 26.0 ppb (20) 0.3 ppb (3) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 13, 2020, 9 a.m. N/A N/A N/A 11.0 ppb (10) N/A 3.0 ppb (4) 33.0 ppb (25) 0.4 ppb (4) 16.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Jan. 13, 2020, 8 a.m. N/A N/A N/A 15.0 ppb (14) N/A 4.0 ppb (6) 31.0 ppb (24) 0.4 ppb (4) 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
Jan. 13, 2020, 7 a.m. N/A N/A N/A 18.0 ppb (17) N/A 5.0 ppb (7) 30.0 ppb (23) 0.4 ppb (4) 27.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
Jan. 13, 2020, 6 a.m. N/A N/A N/A 26.0 ppb (24) N/A 4.0 ppb (6) 24.0 ppb (18) 0.6 ppb (7) 35.0 μg/m3 (32) 17.0 μg/m3 (61) 61.0
 
Jan. 13, 2020, 5 a.m. N/A N/A N/A 36.0 ppb (33) N/A 5.0 ppb (7) 19.0 ppb (15) 0.8 ppb (9) 43.0 μg/m3 (39) 21.0 μg/m3 (69) 69.0
 
Jan. 13, 2020, 4 a.m. N/A N/A N/A 39.0 ppb (36) N/A 6.0 ppb (9) 20.0 ppb (15) 0.8 ppb (9) 49.0 μg/m3 (45) 20.0 μg/m3 (67) 67.0
 
Jan. 13, 2020, 3 a.m. N/A N/A N/A 24.0 ppb (22) N/A 11.0 ppb (16) 43.0 ppb (33) 0.7 ppb (8) 57.0 μg/m3 (51) 23.0 μg/m3 (73) 73.0
 
Jan. 13, 2020, 2 a.m. N/A N/A N/A 34.0 ppb (31) N/A 4.0 ppb (6) 39.0 ppb (30) 0.8 ppb (9) 43.0 μg/m3 (39) 24.0 μg/m3 (76) 76.0
 
Jan. 13, 2020, 1 a.m. N/A N/A N/A 36.0 ppb (33) N/A 2.0 ppb (3) 49.0 ppb (38) 0.9 ppb (10) 39.0 μg/m3 (35) 22.0 μg/m3 (71) 71.0
 
Jan. 13, 2020, midnight N/A N/A N/A 14.0 ppb (13) N/A 3.0 ppb (4) 89.0 ppb (70) 0.6 ppb (7) 46.0 μg/m3 (42) 28.0 μg/m3 (84) 84.0
 
Jan. 12, 2020, 11 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 94.0 ppb (74) 0.6 ppb (7) 25.0 μg/m3 (23) 14.0 μg/m3 (54) 74.0
 
Jan. 12, 2020, 10 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 87.0 ppb (68) 0.6 ppb (7) 31.0 μg/m3 (28) 18.0 μg/m3 (63) 68.0
 
Jan. 12, 2020, 9 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 76.0 ppb (59) 0.6 ppb (7) 41.0 μg/m3 (37) 24.0 μg/m3 (76) 76.0
 
Jan. 12, 2020, 8 p.m. N/A N/A N/A 12.0 ppb (11) N/A 3.0 ppb (4) 66.0 ppb (51) 0.5 ppb (6) 47.0 μg/m3 (43) 27.0 μg/m3 (82) 82.0
 
Jan. 12, 2020, 7 p.m. N/A N/A N/A 20.0 ppb (19) N/A 7.0 ppb (10) 60.0 ppb (46) 0.7 ppb (8) 59.0 μg/m3 (52) 34.0 μg/m3 (97) 97.0
 
Jan. 12, 2020, 6 p.m. N/A N/A N/A 29.0 ppb (27) N/A 10.0 ppb (14) 48.0 ppb (37) 0.9 ppb (10) 50.0 μg/m3 (45) 29.0 μg/m3 (86) 86.0
 
Jan. 12, 2020, 5 p.m. N/A N/A N/A 19.0 ppb (18) N/A 9.0 ppb (13) 43.0 ppb (33) 0.7 ppb (8) 37.0 μg/m3 (34) 21.0 μg/m3 (69) 69.0
 
Jan. 12, 2020, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 7.0 ppb (10) 32.0 ppb (25) 0.7 ppb (8) 32.0 μg/m3 (29) 18.0 μg/m3 (63) 63.0
 
Jan. 12, 2020, 3 p.m. N/A N/A N/A 19.0 ppb (18) N/A 3.0 ppb (4) 22.0 ppb (17) 0.6 ppb (7) 24.0 μg/m3 (22) 14.0 μg/m3 (54) 54.0
 
Jan. 12, 2020, 2 p.m. N/A N/A N/A 35.0 ppb (32) N/A 1.0 ppb (1) 4.0 ppb (3) 0.7 ppb (8) 22.0 μg/m3 (20) 13.0 μg/m3 (52) 52.0
 
Jan. 12, 2020, 1 p.m. N/A N/A N/A 25.0 ppb (23) N/A 1.0 ppb (1) 13.0 ppb (10) 0.5 ppb (6) 22.0 μg/m3 (20) 13.0 μg/m3 (52) 52.0
 
Jan. 12, 2020, noon N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 20.0 ppb (15) 0.4 ppb (4) 21.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2020, 11 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 28.0 ppb (22) 0.4 ppb (4) 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Jan. 12, 2020, 10 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 29.0 ppb (22) 0.5 ppb (6) 26.0 μg/m3 (24) 15.0 μg/m3 (56) 56.0
 
Jan. 12, 2020, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 32.0 ppb (25) 0.5 ppb (6) 29.0 μg/m3 (26) 17.0 μg/m3 (61) 61.0
 
Jan. 12, 2020, 8 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (1) 36.0 ppb (28) 0.5 ppb (6) 30.0 μg/m3 (27) 17.0 μg/m3 (61) 61.0
 
Jan. 12, 2020, 7 a.m. N/A N/A N/A 27.0 ppb (25) N/A 1.0 ppb (1) 25.0 ppb (19) 0.6 ppb (7) 42.0 μg/m3 (38) 19.0 μg/m3 (65) 65.0
 
Jan. 12, 2020, 6 a.m. N/A N/A N/A 26.0 ppb (24) N/A 4.0 ppb (6) 24.0 ppb (18) 0.7 ppb (8) 44.0 μg/m3 (40) 19.0 μg/m3 (65) 65.0
 
Jan. 12, 2020, 5 a.m. N/A N/A N/A 27.0 ppb (25) N/A 3.0 ppb (4) 27.0 ppb (21) 0.7 ppb (8) 42.0 μg/m3 (38) 22.0 μg/m3 (71) 71.0
 
Jan. 12, 2020, 4 a.m. N/A N/A N/A 35.0 ppb (32) N/A 2.0 ppb (3) 24.0 ppb (18) 0.7 ppb (8) 38.0 μg/m3 (35) 18.0 μg/m3 (63) 63.0
 
Jan. 12, 2020, 3 a.m. N/A N/A N/A 34.0 ppb (31) N/A 1.0 ppb (1) 24.0 ppb (18) 0.7 ppb (8) 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2020, 2 a.m. N/A N/A N/A 32.0 ppb (30) N/A 0.0 ppb (0) 28.0 ppb (22) 0.6 ppb (7) 32.0 μg/m3 (29) 15.0 μg/m3 (56) 56.0
 
Jan. 12, 2020, 1 a.m. N/A N/A N/A 36.0 ppb (33) N/A 1.0 ppb (1) 30.0 ppb (23) 0.7 ppb (8) 32.0 μg/m3 (29) 16.0 μg/m3 (59) 59.0
 
Jan. 12, 2020, midnight N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 63.0 ppb (48) 0.6 ppb (7) 34.0 μg/m3 (31) 18.0 μg/m3 (63) 63.0
 
Jan. 11, 2020, 11 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 84.0 ppb (66) 0.5 ppb (6) 37.0 μg/m3 (34) 19.0 μg/m3 (65) 66.0
 
Jan. 11, 2020, 10 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 80.0 ppb (62) 0.5 ppb (6) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 62.0
 
Jan. 11, 2020, 9 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 74.0 ppb (57) 0.5 ppb (6) 27.0 μg/m3 (25) 15.0 μg/m3 (56) 57.0
 
Jan. 11, 2020, 8 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 65.0 ppb (50) 0.5 ppb (6) 41.0 μg/m3 (37) 20.0 μg/m3 (67) 67.0
 
Jan. 11, 2020, 7 p.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 58.0 ppb (45) 0.5 ppb (6) 40.0 μg/m3 (36) 20.0 μg/m3 (67) 67.0
 
Jan. 11, 2020, 6 p.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) 45.0 ppb (35) 0.7 ppb (8) 37.0 μg/m3 (34) 17.0 μg/m3 (61) 61.0
 
Jan. 11, 2020, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 36.0 ppb (28) 0.6 ppb (7) 32.0 μg/m3 (29) 14.0 μg/m3 (54) 54.0
 
Jan. 11, 2020, 4 p.m. N/A N/A N/A 25.0 ppb (23) N/A 1.0 ppb (1) 20.0 ppb (15) 0.7 ppb (8) 26.0 μg/m3 (24) 13.0 μg/m3 (52) 52.0
 
Jan. 11, 2020, 3 p.m. N/A N/A N/A 29.0 ppb (27) N/A 1.0 ppb (1) 7.0 ppb (5) 0.7 ppb (8) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2020, 2 p.m. N/A N/A N/A 36.0 ppb (33) N/A 1.0 ppb (1) 1.0 ppb (1) 0.7 ppb (8) 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
Jan. 11, 2020, 1 p.m. N/A N/A N/A 37.0 ppb (34) N/A 1.0 ppb (1) 1.0 ppb (1) 0.6 ppb (7) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 34.0
 
Jan. 11, 2020, noon N/A N/A N/A 31.0 ppb (29) N/A 0.0 ppb (0) 7.0 ppb (5) 0.3 ppb (3) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 29.0
 
Jan. 11, 2020, 11 a.m. N/A N/A N/A 16.0 ppb (15) N/A 0.0 ppb (0) 20.0 ppb (15) 0.3 ppb (3) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 15.0
 
Jan. 11, 2020, 10 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 21.0
 
Jan. 11, 2020, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 22.0 ppb (17) 0.3 ppb (3) 11.0 μg/m3 (10) 8.0 μg/m3 (33) 33.0
 
Jan. 11, 2020, 8 a.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 20.0 ppb (15) 0.3 ppb (3) 12.0 μg/m3 (11) 8.0 μg/m3 (33) 33.0
 
Jan. 11, 2020, 7 a.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 19.0 ppb (15) 0.3 ppb (3) 18.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2020, 6 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) 26.0 ppb (20) 0.3 ppb (3) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2020, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 28.0 ppb (22) 0.4 ppb (4) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2020, 4 a.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 29.0 ppb (22) 0.3 ppb (3) N/A N/A 22.0
 
Jan. 11, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0
 
Jan. 11, 2020, 2 a.m. N/A N/A N/A 17.0 ppb (16) N/A 1.0 ppb (1) 34.0 ppb (26) 0.5 ppb (6) N/A N/A 26.0
 
Jan. 11, 2020, 1 a.m. N/A N/A N/A 24.0 ppb (22) N/A 1.0 ppb (1) 30.0 ppb (23) 0.5 ppb (6) N/A N/A 23.0
 
Jan. 11, 2020, midnight N/A N/A N/A 15.0 ppb (14) N/A 0.0 ppb (0) 42.0 ppb (32) 0.5 ppb (6) N/A N/A 32.0
 
Jan. 10, 2020, 11 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 45.0 ppb (35) 0.4 ppb (4) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 35.0
 
Jan. 10, 2020, 10 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 47.0 ppb (36) 0.4 ppb (4) 30.0 μg/m3 (27) 16.0 μg/m3 (59) 59.0
 
Jan. 10, 2020, 9 p.m. N/A N/A N/A 11.0 ppb (10) N/A 0.0 ppb (0) 66.0 ppb (51) 0.5 ppb (6) 36.0 μg/m3 (33) 21.0 μg/m3 (69) 69.0
 
Jan. 10, 2020, 8 p.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 64.0 ppb (49) 0.6 ppb (7) 34.0 μg/m3 (31) 13.0 μg/m3 (52) 52.0
 
Jan. 10, 2020, 7 p.m. N/A N/A N/A 16.0 ppb (15) N/A 1.0 ppb (1) 58.0 ppb (45) 0.6 ppb (7) 19.0 μg/m3 (17) 9.0 μg/m3 (38) 45.0
 
Jan. 10, 2020, 6 p.m. N/A N/A N/A 15.0 ppb (14) N/A 1.0 ppb (1) 44.0 ppb (34) 0.5 ppb (6) 26.0 μg/m3 (24) 11.0 μg/m3 (46) 46.0
 
Jan. 10, 2020, 5 p.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 32.0 ppb (25) 0.6 ppb (7) 32.0 μg/m3 (29) 12.0 μg/m3 (50) 50.0
 
Jan. 10, 2020, 4 p.m. N/A N/A N/A 26.0 ppb (24) N/A 1.0 ppb (1) 21.0 ppb (16) 0.8 ppb (9) 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
Jan. 10, 2020, 3 p.m. N/A N/A N/A 28.0 ppb (26) N/A 1.0 ppb (1) 9.0 ppb (7) 0.7 ppb (8) 29.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
Jan. 10, 2020, 2 p.m. N/A N/A N/A 37.0 ppb (34) N/A 1.0 ppb (1) 2.0 ppb (2) 0.7 ppb (8) 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Jan. 10, 2020, 1 p.m. N/A N/A N/A 37.0 ppb (34) N/A 1.0 ppb (1) 1.0 ppb (1) 0.6 ppb (7) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 34.0
 
Jan. 10, 2020, noon N/A N/A N/A 34.0 ppb (31) N/A 1.0 ppb (1) 2.0 ppb (2) 0.4 ppb (4) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 31.0
 
Jan. 10, 2020, 11 a.m. N/A N/A N/A 29.0 ppb (27) N/A 0.0 ppb (0) 6.0 ppb (5) 0.3 ppb (3) 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0