AQSQID: 80011G005

Site Name: Estaci¢N Te¢Dula

Location: Irapuato (Tres), MX

Reporting: True, Located: True

Current AQI: 41.0

Irapuato (Tres) MX, MX: 20.657939, -101.34915

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 25, 2020, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 48.0 ppb (37) 0.79 ppb (9) 38.0 μg/m3 (35) 9.9 μg/m3 (41) 41.0
 
Jan. 25, 2020, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 44.0 ppb (34) 0.83 ppb (9) 53.0 μg/m3 (48) 18.5 μg/m3 (64) 64.0
 
Jan. 25, 2020, 5 p.m. N/A N/A N/A N/A N/A 37.0 ppb (51) 43.0 ppb (33) 1.21 ppb (13) 62.0 μg/m3 (54) 19.1 μg/m3 (65) 65.0
 
Jan. 25, 2020, 4 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 26.0 ppb (20) 1.05 ppb (12) 76.0 μg/m3 (60) 25.8 μg/m3 (79) 79.0
 
Jan. 25, 2020, 3 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 16.0 ppb (12) 1.23 ppb (14) 66.0 μg/m3 (56) 23.7 μg/m3 (75) 75.0
 
Jan. 25, 2020, 2 p.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 14.0 ppb (11) 1.26 ppb (14) 50.0 μg/m3 (45) 30.0 μg/m3 (88) 88.0
 
Jan. 25, 2020, 1 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 15.0 ppb (12) 1.44 ppb (16) 49.0 μg/m3 (45) 33.3 μg/m3 (95) 95.0
 
Jan. 25, 2020, noon N/A N/A N/A N/A N/A 27.0 ppb (39) 15.0 ppb (12) 1.8 ppb (20) 33.0 μg/m3 (30) 21.8 μg/m3 (71) 71.0
 
Jan. 25, 2020, 11 a.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 20.0 ppb (15) 1.56 ppb (17) 30.0 μg/m3 (27) 22.1 μg/m3 (71) 71.0
 
Jan. 25, 2020, 10 a.m. N/A N/A N/A N/A N/A 60.0 ppb (61) 20.0 ppb (15) 1.79 ppb (20) 33.0 μg/m3 (30) 23.6 μg/m3 (75) 75.0
 
Jan. 25, 2020, 9 a.m. N/A N/A N/A N/A N/A 34.0 ppb (49) 20.0 ppb (15) 1.05 ppb (12) 28.0 μg/m3 (25) 13.3 μg/m3 (53) 53.0
 
Jan. 25, 2020, 8 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 23.0 ppb (18) 0.77 ppb (9) 28.0 μg/m3 (25) 16.6 μg/m3 (60) 60.0
 
Jan. 25, 2020, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 29.0 ppb (22) 0.79 ppb (9) 40.0 μg/m3 (36) 16.4 μg/m3 (59) 59.0
 
Jan. 25, 2020, 6 a.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 24.0 ppb (18) 0.86 ppb (10) 72.0 μg/m3 (58) 20.0 μg/m3 (67) 67.0
 
Jan. 25, 2020, 5 a.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 15.0 ppb (12) 1.13 ppb (13) 78.0 μg/m3 (62) 24.4 μg/m3 (76) 76.0
 
Jan. 25, 2020, 4 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 19.0 ppb (15) 1.13 ppb (13) 163.0 μg/m3 (104) 23.5 μg/m3 (74) 104.0
 
Jan. 25, 2020, 3 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 19.0 ppb (15) 2.31 ppb (26) 99.0 μg/m3 (72) 35.0 μg/m3 (99) 99.0
 
Jan. 25, 2020, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 19.0 ppb (15) 2.38 ppb (26) 42.0 μg/m3 (38) 20.9 μg/m3 (69) 69.0
 
Jan. 25, 2020, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 52.0 ppb (40) 1.03 ppb (11) 28.0 μg/m3 (25) 10.1 μg/m3 (42) 42.0
 
Jan. 25, 2020, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 62.0 ppb (48) 0.8 ppb (9) 22.0 μg/m3 (20) 15.8 μg/m3 (58) 58.0
 
Jan. 24, 2020, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 62.0 ppb (48) 0.88 ppb (10) 24.0 μg/m3 (22) 2.9 μg/m3 (12) 48.0
 
Jan. 24, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 61.0 ppb (47) 0.83 ppb (9) 35.0 μg/m3 (32) 12.7 μg/m3 (51) 51.0
 
Jan. 24, 2020, 9 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 62.0 ppb (48) 0.91 ppb (10) 30.0 μg/m3 (27) 8.1 μg/m3 (34) 48.0
 
Jan. 24, 2020, 8 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 61.0 ppb (47) 0.96 ppb (11) 31.0 μg/m3 (28) 5.4 μg/m3 (23) 47.0
 
Jan. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 56.0 ppb (43) 0.87 ppb (10) 39.0 μg/m3 (35) 7.0 μg/m3 (29) 43.0
 
Jan. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 51.0 ppb (39) 0.95 ppb (11) 75.0 μg/m3 (60) 19.7 μg/m3 (66) 66.0
 
Jan. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A 36.0 ppb (50) 45.0 ppb (35) 1.14 ppb (13) 72.0 μg/m3 (58) 28.2 μg/m3 (84) 84.0
 
Jan. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A 19.0 ppb (27) 23.0 ppb (18) 1.77 ppb (20) 86.0 μg/m3 (66) 18.9 μg/m3 (65) 66.0
 
Jan. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 16.0 ppb (12) 2.16 ppb (24) 63.0 μg/m3 (54) 13.7 μg/m3 (54) 54.0
 
Jan. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 14.0 ppb (11) 1.85 ppb (21) 45.0 μg/m3 (41) 17.8 μg/m3 (62) 62.0
 
Jan. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 1.21 ppb (13) 41.0 μg/m3 (37) 11.3 μg/m3 (47) 47.0
 
Jan. 24, 2020, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 15.0 ppb (12) 0.99 ppb (11) 41.0 μg/m3 (37) 18.1 μg/m3 (63) 63.0
 
Jan. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 16.0 ppb (12) 1.1 ppb (12) 42.0 μg/m3 (38) 27.5 μg/m3 (83) 83.0
 
Jan. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 15.0 ppb (12) 1.03 ppb (11) 43.0 μg/m3 (39) 11.1 μg/m3 (46) 46.0
 
Jan. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 1.02 ppb (11) 60.0 μg/m3 (52) 22.1 μg/m3 (71) 71.0
 
Jan. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 16.0 ppb (12) 1.58 ppb (18) 60.0 μg/m3 (52) 23.4 μg/m3 (74) 74.0
 
Jan. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 16.0 ppb (12) 1.78 ppb (20) 49.0 μg/m3 (45) 11.6 μg/m3 (48) 48.0
 
Jan. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 14.0 ppb (11) 1.69 ppb (19) 39.0 μg/m3 (35) 13.7 μg/m3 (54) 54.0
 
Jan. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 1.36 ppb (15) 44.0 μg/m3 (40) 14.6 μg/m3 (56) 56.0
 
Jan. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 15.0 ppb (12) 1.37 ppb (15) 42.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
Jan. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 14.0 ppb (11) 1.34 ppb (15) 34.0 μg/m3 (31) 8.0 μg/m3 (33) 33.0
 
Jan. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 23.0 ppb (18) 1.24 ppb (14) 29.0 μg/m3 (26) 9.5 μg/m3 (40) 40.0
 
Jan. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 37.0 ppb (28) 0.98 ppb (11) 26.0 μg/m3 (24) 4.2 μg/m3 (18) 28.0
 
Jan. 24, 2020, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 39.0 ppb (30) 0.86 ppb (10) 36.0 μg/m3 (33) 4.4 μg/m3 (18) 33.0
 
Jan. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 37.0 ppb (28) 0.9 ppb (10) 37.0 μg/m3 (34) 12.4 μg/m3 (51) 51.0
 
Jan. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 37.0 ppb (28) 0.96 ppb (11) 40.0 μg/m3 (36) 13.1 μg/m3 (52) 52.0
 
Jan. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 37.0 ppb (28) 1.09 ppb (12) 46.0 μg/m3 (42) 21.9 μg/m3 (71) 71.0
 
Jan. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 41.0 ppb (32) 1.35 ppb (15) 37.0 μg/m3 (34) 8.0 μg/m3 (33) 34.0
 
Jan. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 46.0 ppb (35) 0.93 ppb (10) 58.0 μg/m3 (52) 9.6 μg/m3 (40) 52.0
 
Jan. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 39.0 ppb (30) 0.98 ppb (11) 70.0 μg/m3 (58) 15.6 μg/m3 (58) 58.0
 
Jan. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 28.0 ppb (22) 1.13 ppb (13) 87.0 μg/m3 (66) 18.6 μg/m3 (64) 66.0
 
Jan. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 23.0 ppb (18) 1.44 ppb (16) 76.0 μg/m3 (60) 16.1 μg/m3 (59) 60.0
 
Jan. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 20.0 ppb (15) 1.56 ppb (17) 60.0 μg/m3 (52) 18.4 μg/m3 (64) 64.0
 
Jan. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 31.0 ppb (24) 1.5 ppb (17) 39.0 μg/m3 (35) 17.3 μg/m3 (61) 61.0
 
Jan. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 42.0 ppb (32) 1.16 ppb (13) 28.0 μg/m3 (25) 14.8 μg/m3 (56) 56.0
 
Jan. 23, 2020, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 26.0 ppb (20) 0.88 ppb (10) 31.0 μg/m3 (28) 14.0 μg/m3 (54) 54.0
 
Jan. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 19.0 ppb (15) 0.81 ppb (9) 28.0 μg/m3 (25) 18.3 μg/m3 (63) 63.0
 
Jan. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 15.0 ppb (12) 0.79 ppb (9) 29.0 μg/m3 (26) 15.5 μg/m3 (57) 57.0
 
Jan. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 25.0 ppb (19) 0.77 ppb (9) 35.0 μg/m3 (32) 16.2 μg/m3 (59) 59.0
 
Jan. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 37.0 ppb (28) 0.83 ppb (9) 48.0 μg/m3 (44) 20.3 μg/m3 (68) 68.0
 
Jan. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 34.0 ppb (26) 0.86 ppb (10) 50.0 μg/m3 (45) 17.3 μg/m3 (61) 61.0
 
Jan. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 24.0 ppb (18) 0.96 ppb (11) 50.0 μg/m3 (45) 12.5 μg/m3 (51) 51.0
 
Jan. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 24.0 ppb (18) 0.99 ppb (11) 71.0 μg/m3 (58) 14.8 μg/m3 (56) 58.0
 
Jan. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 21.0 ppb (16) 1.34 ppb (15) 85.0 μg/m3 (65) 22.7 μg/m3 (73) 73.0
 
Jan. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 16.0 ppb (12) 1.45 ppb (16) 107.0 μg/m3 (76) 31.2 μg/m3 (91) 91.0
 
Jan. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 16.0 ppb (12) 1.81 ppb (20) 92.0 μg/m3 (68) 22.8 μg/m3 (73) 73.0
 
Jan. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 25.0 ppb (19) 1.37 ppb (15) 54.0 μg/m3 (49) 18.5 μg/m3 (64) 64.0
 
Jan. 23, 2020, midnight N/A N/A N/A N/A N/A 8.0 ppb (11) 42.0 ppb (32) 1.07 ppb (12) 98.0 μg/m3 (72) 7.7 μg/m3 (32) 72.0
 
Jan. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 46.0 ppb (35) 1.06 ppb (12) 76.0 μg/m3 (60) 7.0 μg/m3 (29) 60.0
 
Jan. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 50.0 ppb (38) 0.93 ppb (10) 40.0 μg/m3 (36) 5.6 μg/m3 (23) 38.0
 
Jan. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 56.0 ppb (43) 1.02 ppb (11) 43.0 μg/m3 (39) 12.3 μg/m3 (51) 51.0
 
Jan. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 58.0 ppb (45) 1.29 ppb (14) 53.0 μg/m3 (48) 7.9 μg/m3 (33) 48.0
 
Jan. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 50.0 ppb (38) 0.98 ppb (11) 77.0 μg/m3 (61) 19.1 μg/m3 (65) 65.0
 
Jan. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 38.0 ppb (29) 0.97 ppb (11) 92.0 μg/m3 (68) 32.4 μg/m3 (93) 93.0
 
Jan. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A 71.0 ppb (66) 28.0 ppb (22) 1.48 ppb (16) 90.0 μg/m3 (68) 32.7 μg/m3 (94) 94.0
 
Jan. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A 80.0 ppb (70) 20.0 ppb (15) 2.22 ppb (25) 86.0 μg/m3 (66) 40.2 μg/m3 (112) 112.0
 
Jan. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A 48.0 ppb (56) 14.0 ppb (11) 1.26 ppb (14) 63.0 μg/m3 (54) 32.0 μg/m3 (93) 93.0
 
Jan. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A 32.0 ppb (46) 13.0 ppb (10) 1.17 ppb (13) 53.0 μg/m3 (48) 27.9 μg/m3 (84) 84.0
 
Jan. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A 37.0 ppb (51) 13.0 ppb (10) 1.09 ppb (12) 43.0 μg/m3 (39) 23.9 μg/m3 (75) 75.0
 
Jan. 22, 2020, noon N/A N/A N/A N/A N/A 28.0 ppb (40) 13.0 ppb (10) 0.99 ppb (11) 49.0 μg/m3 (45) 23.7 μg/m3 (75) 75.0
 
Jan. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A 46.0 ppb (55) 13.0 ppb (10) 1.07 ppb (12) 49.0 μg/m3 (45) 26.6 μg/m3 (81) 81.0
 
Jan. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A 26.0 ppb (37) 13.0 ppb (10) 1.02 ppb (11) 55.0 μg/m3 (50) 24.4 μg/m3 (76) 76.0
 
Jan. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 14.0 ppb (11) 1.15 ppb (13) 59.0 μg/m3 (52) 25.9 μg/m3 (80) 80.0
 
Jan. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 14.0 ppb (11) 1.17 ppb (13) 65.0 μg/m3 (55) 30.1 μg/m3 (89) 89.0
 
Jan. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 15.0 ppb (12) 1.44 ppb (16) 63.0 μg/m3 (54) 15.6 μg/m3 (58) 58.0
 
Jan. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 15.0 ppb (12) 1.54 ppb (17) 91.0 μg/m3 (68) 20.3 μg/m3 (68) 68.0
 
Jan. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 15.0 ppb (12) 1.77 ppb (20) 116.0 μg/m3 (80) 38.4 μg/m3 (107) 107.0
 
Jan. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 16.0 ppb (12) 1.85 ppb (21) 108.0 μg/m3 (76) 34.8 μg/m3 (99) 99.0
 
Jan. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 15.0 ppb (12) 1.73 ppb (19) 108.0 μg/m3 (76) 27.2 μg/m3 (82) 82.0
 
Jan. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 17.0 ppb (13) 1.63 ppb (18) 53.0 μg/m3 (48) 19.3 μg/m3 (66) 66.0
 
Jan. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 41.0 ppb (32) 1.07 ppb (12) 28.0 μg/m3 (25) 9.5 μg/m3 (40) 40.0
 
Jan. 22, 2020, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 57.0 ppb (44) 0.88 ppb (10) 37.0 μg/m3 (34) 14.9 μg/m3 (56) 56.0
 
Jan. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 59.0 ppb (45) 0.86 ppb (10) 42.0 μg/m3 (38) 15.9 μg/m3 (58) 58.0
 
Jan. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 57.0 ppb (44) 0.85 ppb (9) 36.0 μg/m3 (33) 10.0 μg/m3 (42) 44.0
 
Jan. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 54.0 ppb (42) 0.86 ppb (10) 39.0 μg/m3 (35) 10.2 μg/m3 (42) 42.0
 
Jan. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 50.0 ppb (38) 1.0 ppb (11) 46.0 μg/m3 (42) 19.5 μg/m3 (66) 66.0
 
Jan. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A 37.0 ppb (51) 45.0 ppb (35) 1.44 ppb (16) N/A 12.6 μg/m3 (51) 51.0
 
Jan. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 36.0 ppb (28) 0.94 ppb (10) 29.0 μg/m3 (26) 8.4 μg/m3 (35) 35.0
 
Jan. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 33.0 ppb (25) 0.78 ppb (9) 32.0 μg/m3 (29) 5.6 μg/m3 (23) 29.0
 
Jan. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 30.0 ppb (23) 0.8 ppb (9) 32.0 μg/m3 (29) 5.6 μg/m3 (23) 29.0
 
Jan. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 20.0 ppb (15) 0.92 ppb (10) 34.0 μg/m3 (31) 5.2 μg/m3 (22) 31.0
 
Jan. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 14.0 ppb (11) 1.46 ppb (16) 28.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
Jan. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 16.0 ppb (12) 0.96 ppb (11) 14.0 μg/m3 (13) 11.3 μg/m3 (47) 47.0
 
Jan. 21, 2020, noon N/A N/A N/A N/A N/A 11.0 ppb (16) 16.0 ppb (12) 0.8 ppb (9) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 16.0
 
Jan. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A 26.0 ppb (37) 17.0 ppb (13) 1.01 ppb (11) 15.0 μg/m3 (14) 13.5 μg/m3 (53) 53.0
 
Jan. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A 26.0 ppb (37) 16.0 ppb (12) 1.23 ppb (14) 16.0 μg/m3 (15) 3.5 μg/m3 (15) 37.0
 
Jan. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 0.74 ppb (8) 10.0 μg/m3 (9) 3.0 μg/m3 (12) 14.0
 
Jan. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 23.0 ppb (18) 0.73 ppb (8) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 18.0 ppb (14) 0.79 ppb (9) 16.0 μg/m3 (15) 3.9 μg/m3 (16) 16.0
 
Jan. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 19.0 ppb (15) 0.79 ppb (9) 20.0 μg/m3 (18) 6.3 μg/m3 (26) 26.0
 
Jan. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 23.0 ppb (18) 0.83 ppb (9) 23.0 μg/m3 (21) 7.3 μg/m3 (30) 30.0
 
Jan. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 31.0 ppb (24) 0.89 ppb (10) 31.0 μg/m3 (28) 6.3 μg/m3 (26) 28.0
 
Jan. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 30.0 ppb (23) 0.96 ppb (11) 39.0 μg/m3 (35) 6.5 μg/m3 (27) 35.0
 
Jan. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 33.0 ppb (25) 0.93 ppb (10) 39.0 μg/m3 (35) 13.9 μg/m3 (54) 54.0
 
Jan. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 40.0 ppb (31) 0.95 ppb (11) 17.0 μg/m3 (15) 4.7 μg/m3 (20) 31.0
 
Jan. 21, 2020, midnight N/A N/A N/A N/A N/A 8.0 ppb (11) 47.0 ppb (36) 0.93 ppb (10) 20.0 μg/m3 (18) 4.6 μg/m3 (19) 36.0
 
Jan. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 49.0 ppb (38) 0.86 ppb (10) 22.0 μg/m3 (20) 8.4 μg/m3 (35) 38.0
 
Jan. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 49.0 ppb (38) 0.84 ppb (9) 22.0 μg/m3 (20) 1.7 μg/m3 (7) 38.0
 
Jan. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 48.0 ppb (37) 0.84 ppb (9) 25.0 μg/m3 (23) 1.9 μg/m3 (8) 37.0
 
Jan. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 46.0 ppb (35) 0.86 ppb (10) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 35.0
 
Jan. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 46.0 ppb (35) 0.81 ppb (9) 27.0 μg/m3 (25) 0.6 μg/m3 (2) 35.0
 
Jan. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 45.0 ppb (35) 0.8 ppb (9) 34.0 μg/m3 (31) 2.2 μg/m3 (9) 35.0
 
Jan. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 43.0 ppb (33) 0.83 ppb (9) 20.0 μg/m3 (18) 4.0 μg/m3 (17) 33.0
 
Jan. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 39.0 ppb (30) 0.86 ppb (10) 21.0 μg/m3 (19) 2.0 μg/m3 (8) 30.0
 
Jan. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 31.0 ppb (24) 1.04 ppb (12) 23.0 μg/m3 (21) 3.1 μg/m3 (13) 24.0
 
Jan. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 23.0 ppb (18) 1.11 ppb (12) 20.0 μg/m3 (18) 3.3 μg/m3 (14) 18.0
 
Jan. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 24.0 ppb (18) 0.96 ppb (11) 10.0 μg/m3 (9) 5.2 μg/m3 (22) 22.0
 
Jan. 20, 2020, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 25.0 ppb (19) 0.78 ppb (9) 8.0 μg/m3 (7) 2.2 μg/m3 (9) 19.0
 
Jan. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 29.0 ppb (22) 0.71 ppb (8) 7.0 μg/m3 (6) 1.9 μg/m3 (8) 22.0
 
Jan. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 35.0 ppb (27) 0.71 ppb (8) 8.0 μg/m3 (7) 2.8 μg/m3 (12) 27.0
 
Jan. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 31.0 ppb (24) 0.72 ppb (8) 6.0 μg/m3 (5) 2.7 μg/m3 (11) 24.0
 
Jan. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 38.0 ppb (29) 1.59 ppb (18) 68.0 μg/m3 (56) 26.8 μg/m3 (81) 81.0
 
Jan. 14, 2020, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) 82.0 ppb (64) 0.95 ppb (11) 60.0 μg/m3 (52) 23.5 μg/m3 (74) 74.0
 
Jan. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 88.0 ppb (69) 0.88 ppb (10) 66.0 μg/m3 (56) 26.3 μg/m3 (80) 80.0
 
Jan. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 90.0 ppb (71) 0.89 ppb (10) 65.0 μg/m3 (55) 27.6 μg/m3 (83) 83.0
 
Jan. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 80.0 ppb (62) 0.96 ppb (11) 71.0 μg/m3 (58) 16.4 μg/m3 (59) 62.0
 
Jan. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 81.0 ppb (63) 1.08 ppb (12) 85.0 μg/m3 (65) 35.5 μg/m3 (100) 100.0
 
Jan. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 79.0 ppb (62) 1.2 ppb (13) 91.0 μg/m3 (68) 30.7 μg/m3 (90) 90.0
 
Jan. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 63.0 ppb (48) 1.13 ppb (13) 107.0 μg/m3 (76) 35.5 μg/m3 (100) 100.0
 
Jan. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A 40.0 ppb (52) 44.0 ppb (34) 1.41 ppb (16) 129.0 μg/m3 (87) 32.9 μg/m3 (94) 94.0
 
Jan. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A 34.0 ppb (49) 23.0 ppb (18) 1.59 ppb (18) 169.0 μg/m3 (107) 35.0 μg/m3 (99) 107.0
 
Jan. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 19.0 ppb (15) 2.88 ppb (32) N/A 61.8 μg/m3 (153) 153.0
 
Jan. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 22.0 ppb (17) 4.13 ppb (46) 92.0 μg/m3 (68) 49.3 μg/m3 (134) 134.0
 
Jan. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 16.0 ppb (12) 1.79 ppb (20) 80.0 μg/m3 (62) 24.9 μg/m3 (77) 77.0
 
Jan. 13, 2020, noon N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 1.11 ppb (12) 93.0 μg/m3 (69) 29.9 μg/m3 (88) 88.0
 
Jan. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 1.45 ppb (16) 121.0 μg/m3 (83) 47.7 μg/m3 (130) 130.0
 
Jan. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 17.0 ppb (13) 1.64 ppb (18) 135.0 μg/m3 (90) 62.9 μg/m3 (154) 154.0
 
Jan. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 1.57 ppb (17) 142.0 μg/m3 (94) 64.3 μg/m3 (155) 155.0
 
Jan. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 1.55 ppb (17) 195.0 μg/m3 (120) 78.6 μg/m3 (162) 162.0
 
Jan. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 21.0 ppb (16) 2.19 ppb (24) 222.0 μg/m3 (134) 92.2 μg/m3 (169) 169.0
 
Jan. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 2.95 ppb (33) 169.0 μg/m3 (107) 69.5 μg/m3 (157) 157.0
 
Jan. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 2.42 ppb (27) 141.0 μg/m3 (93) 43.7 μg/m3 (120) 120.0
 
Jan. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 17.0 ppb (13) 2.59 ppb (29) 196.0 μg/m3 (120) 49.4 μg/m3 (135) 135.0
 
Jan. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 19.0 ppb (15) 3.68 ppb (41) 137.0 μg/m3 (91) 49.6 μg/m3 (135) 135.0
 
Jan. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) 4.16 ppb (46) 102.0 μg/m3 (74) 41.1 μg/m3 (114) 114.0
 
Jan. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 30.0 ppb (23) 2.43 ppb (27) 54.0 μg/m3 (49) 28.6 μg/m3 (85) 85.0
 
Jan. 13, 2020, midnight N/A N/A N/A N/A N/A 10.0 ppb (14) 64.0 ppb (49) 1.05 ppb (12) 43.0 μg/m3 (39) 24.8 μg/m3 (77) 77.0
 
Jan. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 69.0 ppb (53) 0.9 ppb (10) 36.0 μg/m3 (33) 8.2 μg/m3 (34) 53.0
 
Jan. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 72.0 ppb (56) 0.95 ppb (11) 52.0 μg/m3 (47) 15.6 μg/m3 (58) 58.0
 
Jan. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 81.0 ppb (63) 1.11 ppb (12) 57.0 μg/m3 (51) 23.3 μg/m3 (74) 74.0
 
Jan. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 80.0 ppb (62) 1.45 ppb (16) 62.0 μg/m3 (54) 27.1 μg/m3 (82) 82.0
 
Jan. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A 40.0 ppb (52) 72.0 ppb (56) 1.61 ppb (18) 59.0 μg/m3 (52) 22.0 μg/m3 (71) 71.0
 
Jan. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A 34.0 ppb (49) 62.0 ppb (48) 1.59 ppb (18) 48.0 μg/m3 (44) 16.8 μg/m3 (60) 60.0
 
Jan. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 51.0 ppb (39) 1.76 ppb (20) 58.0 μg/m3 (52) 23.1 μg/m3 (74) 74.0
 
Jan. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 33.0 ppb (25) 1.03 ppb (11) 54.0 μg/m3 (49) 18.9 μg/m3 (65) 65.0
 
Jan. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 27.0 ppb (21) 1.15 ppb (13) 44.0 μg/m3 (40) 16.2 μg/m3 (59) 59.0
 
Jan. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) 0.91 ppb (10) 38.0 μg/m3 (35) 17.7 μg/m3 (62) 62.0
 
Jan. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A 36.0 ppb (50) 21.0 ppb (16) 1.01 ppb (11) 52.0 μg/m3 (47) 25.4 μg/m3 (79) 79.0