AQSQID: 80011G003

Site Name: Estaci¢N San Juanico

Location: Celaya (Las Gorditas De Doña Chango), MX

Reporting: True, Located: True

Current AQI: 83.0

Celaya (Las Gorditas De Doña Chango) MX, MX: 20.537683, -100.83994

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 30, 2020, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.07 ppb (34) 91.0 μg/m3 (68) 27.7 μg/m3 (83) 83.0
 
March 30, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.88 ppb (32) 73.0 μg/m3 (59) 32.2 μg/m3 (93) 93.0
 
March 30, 2020, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.97 ppb (33) 98.0 μg/m3 (72) 27.9 μg/m3 (84) 84.0
 
March 30, 2020, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.05 ppb (34) 65.0 μg/m3 (55) 28.7 μg/m3 (86) 86.0
 
March 30, 2020, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.92 ppb (32) 47.0 μg/m3 (43) 20.8 μg/m3 (69) 69.0
 
March 30, 2020, noon N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.75 ppb (31) 43.0 μg/m3 (39) 23.0 μg/m3 (73) 73.0
 
March 30, 2020, 11 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.71 ppb (30) 40.0 μg/m3 (36) 24.4 μg/m3 (76) 76.0
 
March 30, 2020, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.72 ppb (30) 42.0 μg/m3 (38) 26.0 μg/m3 (80) 80.0
 
March 30, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.72 ppb (30) 45.0 μg/m3 (41) 21.7 μg/m3 (71) 71.0
 
March 30, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.72 ppb (30) 47.0 μg/m3 (43) 23.7 μg/m3 (75) 75.0
 
March 30, 2020, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.72 ppb (30) 51.0 μg/m3 (46) 18.8 μg/m3 (64) 64.0
 
March 30, 2020, 6 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.72 ppb (30) 67.0 μg/m3 (56) 22.3 μg/m3 (72) 72.0
 
March 30, 2020, 5 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.74 ppb (30) 75.0 μg/m3 (60) 26.0 μg/m3 (80) 80.0
 
March 30, 2020, 4 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.76 ppb (31) 119.0 μg/m3 (82) 27.9 μg/m3 (84) 84.0
 
March 30, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.79 ppb (31) 128.0 μg/m3 (86) 25.2 μg/m3 (78) 86.0
 
March 30, 2020, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.79 ppb (31) 101.0 μg/m3 (73) 27.5 μg/m3 (83) 83.0
 
March 30, 2020, 1 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.79 ppb (31) 76.0 μg/m3 (60) 23.3 μg/m3 (74) 74.0
 
March 30, 2020, midnight N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.87 ppb (32) 82.0 μg/m3 (64) 28.0 μg/m3 (84) 84.0
 
March 29, 2020, 11 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.77 ppb (31) 80.0 μg/m3 (62) 24.0 μg/m3 (76) 76.0
 
March 29, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.82 ppb (31) 70.0 μg/m3 (58) 23.0 μg/m3 (73) 73.0
 
March 29, 2020, 9 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.81 ppb (31) 64.0 μg/m3 (54) 28.7 μg/m3 (86) 86.0
 
March 29, 2020, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.77 ppb (31) 75.0 μg/m3 (60) 28.9 μg/m3 (86) 86.0
 
March 29, 2020, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.78 ppb (31) 74.0 μg/m3 (60) 28.2 μg/m3 (84) 84.0
 
March 29, 2020, 6 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.78 ppb (31) 87.0 μg/m3 (66) 26.0 μg/m3 (80) 80.0
 
March 29, 2020, 5 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.75 ppb (31) 94.0 μg/m3 (70) 33.1 μg/m3 (95) 95.0
 
March 29, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.78 ppb (31) 75.0 μg/m3 (60) 31.9 μg/m3 (92) 92.0
 
March 29, 2020, 3 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 2.81 ppb (31) 74.0 μg/m3 (60) 32.4 μg/m3 (93) 93.0
 
March 29, 2020, 2 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 2.82 ppb (31) 60.0 μg/m3 (52) 28.6 μg/m3 (85) 85.0
 
March 29, 2020, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.78 ppb (31) 56.0 μg/m3 (50) 28.2 μg/m3 (84) 84.0
 
March 29, 2020, noon N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 2.75 ppb (31) 53.0 μg/m3 (48) 25.2 μg/m3 (78) 78.0
 
March 29, 2020, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.74 ppb (30) 58.0 μg/m3 (52) 21.5 μg/m3 (70) 70.0
 
March 29, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.72 ppb (30) 63.0 μg/m3 (54) 17.1 μg/m3 (61) 61.0
 
March 29, 2020, 9 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 2.71 ppb (30) 67.0 μg/m3 (56) 16.9 μg/m3 (60) 60.0
 
March 29, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.76 ppb (31) 63.0 μg/m3 (54) 21.5 μg/m3 (70) 70.0
 
March 29, 2020, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.8 ppb (31) 80.0 μg/m3 (62) 18.9 μg/m3 (65) 65.0
 
March 29, 2020, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.89 ppb (32) 54.0 μg/m3 (49) 19.3 μg/m3 (66) 66.0
 
March 29, 2020, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.83 ppb (31) 92.0 μg/m3 (68) 23.7 μg/m3 (75) 75.0
 
March 29, 2020, 4 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.92 ppb (32) 146.0 μg/m3 (96) 27.9 μg/m3 (84) 96.0
 
March 29, 2020, 3 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) N/A 3.69 ppb (41) N/A 31.7 μg/m3 (92) 92.0
 
March 29, 2020, 2 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) N/A 3.83 ppb (43) 70.0 μg/m3 (58) 22.0 μg/m3 (71) 71.0
 
March 29, 2020, 1 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) N/A 2.94 ppb (33) 58.0 μg/m3 (52) 13.2 μg/m3 (53) 53.0
 
March 29, 2020, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.89 ppb (32) 57.0 μg/m3 (51) 10.3 μg/m3 (43) 51.0
 
March 28, 2020, 11 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.81 ppb (31) 69.0 μg/m3 (57) 20.1 μg/m3 (67) 67.0
 
March 28, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.87 ppb (32) 82.0 μg/m3 (64) 19.3 μg/m3 (66) 66.0
 
March 28, 2020, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.83 ppb (31) 73.0 μg/m3 (59) 21.3 μg/m3 (70) 70.0
 
March 28, 2020, 8 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 2.84 ppb (32) 80.0 μg/m3 (62) 17.6 μg/m3 (62) 62.0
 
March 28, 2020, 7 p.m. N/A N/A N/A N/A N/A 19.0 ppb (27) N/A 2.88 ppb (32) 91.0 μg/m3 (68) 19.6 μg/m3 (66) 68.0
 
March 28, 2020, 6 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) N/A 2.99 ppb (33) 93.0 μg/m3 (69) 14.9 μg/m3 (56) 69.0
 
March 28, 2020, 5 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) N/A 2.87 ppb (32) 98.0 μg/m3 (72) 28.2 μg/m3 (84) 84.0
 
March 28, 2020, 4 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 3.06 ppb (34) 133.0 μg/m3 (89) 36.1 μg/m3 (102) 102.0
 
March 28, 2020, 3 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 3.43 ppb (38) 114.0 μg/m3 (80) 34.4 μg/m3 (98) 98.0
 
March 28, 2020, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.31 ppb (37) 113.0 μg/m3 (79) 31.4 μg/m3 (91) 91.0
 
March 28, 2020, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.27 ppb (36) 51.0 μg/m3 (46) 19.1 μg/m3 (65) 65.0
 
March 28, 2020, noon N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.9 ppb (32) 35.0 μg/m3 (32) 15.6 μg/m3 (58) 58.0
 
March 28, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.73 ppb (30) 49.0 μg/m3 (45) 22.5 μg/m3 (72) 72.0
 
March 28, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.77 ppb (31) 40.0 μg/m3 (36) 17.1 μg/m3 (61) 61.0
 
March 28, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.72 ppb (30) 44.0 μg/m3 (40) 15.9 μg/m3 (58) 58.0
 
March 28, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.79 ppb (31) 60.0 μg/m3 (52) 16.4 μg/m3 (59) 59.0
 
March 28, 2020, 7 a.m. N/A N/A N/A N/A N/A 17.0 ppb (24) N/A 2.87 ppb (32) 75.0 μg/m3 (60) 22.0 μg/m3 (71) 71.0
 
March 28, 2020, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.96 ppb (33) 89.0 μg/m3 (67) 15.2 μg/m3 (57) 67.0
 
March 28, 2020, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.97 ppb (33) 95.0 μg/m3 (70) 15.4 μg/m3 (57) 70.0
 
March 28, 2020, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.98 ppb (33) 85.0 μg/m3 (65) 19.1 μg/m3 (65) 65.0
 
March 28, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.05 ppb (34) 95.0 μg/m3 (70) 18.4 μg/m3 (64) 70.0
 
March 28, 2020, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.99 ppb (33) 72.0 μg/m3 (58) 19.8 μg/m3 (67) 67.0
 
March 28, 2020, 1 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.98 ppb (33) 113.0 μg/m3 (79) 12.7 μg/m3 (51) 79.0
 
March 28, 2020, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.86 ppb (32) N/A 15.9 μg/m3 (58) 58.0
 
March 27, 2020, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.7 ppb (30) 109.0 μg/m3 (77) 15.9 μg/m3 (58) 77.0
 
March 27, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.8 ppb (31) 114.0 μg/m3 (80) 18.4 μg/m3 (64) 80.0
 
March 27, 2020, 9 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.86 ppb (32) N/A N/A 32.0
 
March 27, 2020, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.84 ppb (32) 41.0 μg/m3 (37) N/A 37.0
 
March 27, 2020, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.8 ppb (31) 110.0 μg/m3 (78) 16.1 μg/m3 (59) 78.0
 
March 27, 2020, 6 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.8 ppb (31) 107.0 μg/m3 (76) 24.7 μg/m3 (77) 77.0
 
March 27, 2020, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.87 ppb (32) 92.0 μg/m3 (68) 23.0 μg/m3 (73) 73.0
 
March 27, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.88 ppb (32) 93.0 μg/m3 (69) 18.1 μg/m3 (63) 69.0
 
March 27, 2020, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.0 ppb (33) 122.0 μg/m3 (84) 25.7 μg/m3 (79) 84.0
 
March 27, 2020, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.03 ppb (34) 96.0 μg/m3 (70) 22.0 μg/m3 (71) 71.0
 
March 27, 2020, 1 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.87 ppb (32) 64.0 μg/m3 (54) 20.3 μg/m3 (68) 68.0
 
March 27, 2020, noon N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.74 ppb (30) 50.0 μg/m3 (45) 18.1 μg/m3 (63) 63.0
 
March 27, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.71 ppb (30) 50.0 μg/m3 (45) 14.2 μg/m3 (55) 55.0
 
March 27, 2020, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.67 ppb (30) 55.0 μg/m3 (50) 19.3 μg/m3 (66) 66.0
 
March 27, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.73 ppb (30) 56.0 μg/m3 (50) 14.7 μg/m3 (56) 56.0
 
March 27, 2020, 8 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.76 ppb (31) 66.0 μg/m3 (56) 20.8 μg/m3 (69) 69.0
 
March 27, 2020, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.85 ppb (32) 65.0 μg/m3 (55) 15.4 μg/m3 (57) 57.0
 
March 27, 2020, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.86 ppb (32) 76.0 μg/m3 (60) 18.9 μg/m3 (65) 65.0
 
March 27, 2020, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.83 ppb (31) 124.0 μg/m3 (84) 23.5 μg/m3 (74) 84.0
 
March 27, 2020, 4 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.77 ppb (31) 122.0 μg/m3 (84) 24.7 μg/m3 (77) 84.0
 
March 27, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.29 ppb (37) N/A 40.0 μg/m3 (111) 111.0
 
March 27, 2020, 2 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 3.76 ppb (42) 135.0 μg/m3 (90) 21.8 μg/m3 (71) 90.0
 
March 27, 2020, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 3.07 ppb (34) 99.0 μg/m3 (72) 14.2 μg/m3 (55) 72.0
 
March 27, 2020, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.88 ppb (32) 86.0 μg/m3 (66) 15.9 μg/m3 (58) 66.0
 
March 26, 2020, 11 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.86 ppb (32) 111.0 μg/m3 (78) 15.6 μg/m3 (58) 78.0
 
March 26, 2020, 10 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.8 ppb (31) 98.0 μg/m3 (72) 13.7 μg/m3 (54) 72.0
 
March 26, 2020, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.89 ppb (32) 119.0 μg/m3 (82) 19.3 μg/m3 (66) 82.0
 
March 26, 2020, 8 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.95 ppb (33) 87.0 μg/m3 (66) 13.7 μg/m3 (54) 66.0
 
March 26, 2020, 7 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.83 ppb (31) 91.0 μg/m3 (68) 20.1 μg/m3 (67) 68.0
 
March 26, 2020, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.92 ppb (32) 106.0 μg/m3 (76) 23.0 μg/m3 (73) 76.0
 
March 26, 2020, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.11 ppb (35) 76.0 μg/m3 (60) 21.5 μg/m3 (70) 70.0
 
March 26, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.92 ppb (32) 85.0 μg/m3 (65) 21.3 μg/m3 (70) 70.0
 
March 26, 2020, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.01 ppb (33) 132.0 μg/m3 (88) 28.1 μg/m3 (84) 88.0
 
March 26, 2020, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 3.39 ppb (38) 80.0 μg/m3 (62) 25.4 μg/m3 (79) 79.0
 
March 26, 2020, 1 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.1 ppb (34) 43.0 μg/m3 (39) 15.4 μg/m3 (57) 57.0
 
March 26, 2020, noon N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 2.95 ppb (33) 31.0 μg/m3 (28) 20.0 μg/m3 (67) 67.0
 
March 26, 2020, 11 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 2.7 ppb (30) 33.0 μg/m3 (30) 14.1 μg/m3 (54) 54.0
 
March 26, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.66 ppb (30) 36.0 μg/m3 (33) 11.7 μg/m3 (49) 49.0
 
March 26, 2020, 9 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 2.79 ppb (31) 32.0 μg/m3 (29) 7.3 μg/m3 (30) 31.0
 
March 26, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.73 ppb (30) 41.0 μg/m3 (37) 15.6 μg/m3 (58) 58.0
 
March 26, 2020, 7 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) N/A 2.63 ppb (29) 46.0 μg/m3 (42) 11.0 μg/m3 (46) 46.0
 
March 26, 2020, 6 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.69 ppb (30) 35.0 μg/m3 (32) 9.8 μg/m3 (41) 41.0
 
March 26, 2020, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.62 ppb (29) 51.0 μg/m3 (46) 6.9 μg/m3 (29) 46.0
 
March 26, 2020, 4 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.67 ppb (30) 99.0 μg/m3 (72) 10.1 μg/m3 (42) 72.0
 
March 26, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.07 ppb (34) N/A 20.1 μg/m3 (67) 67.0
 
March 26, 2020, 2 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.97 ppb (44) 32.0 μg/m3 (29) 4.9 μg/m3 (20) 44.0
 
March 26, 2020, 1 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.68 ppb (30) 43.0 μg/m3 (39) 7.1 μg/m3 (30) 39.0
 
March 26, 2020, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.55 ppb (28) N/A 3.9 μg/m3 (16) 28.0
 
March 25, 2020, 11 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.57 ppb (29) 170.0 μg/m3 (108) 3.2 μg/m3 (13) 108.0
 
March 25, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.61 ppb (29) 59.0 μg/m3 (52) 5.4 μg/m3 (23) 52.0
 
March 25, 2020, 9 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.72 ppb (30) 29.0 μg/m3 (26) 8.8 μg/m3 (37) 37.0
 
March 25, 2020, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.58 ppb (29) 43.0 μg/m3 (39) 15.1 μg/m3 (57) 57.0
 
March 25, 2020, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.61 ppb (29) 55.0 μg/m3 (50) 11.0 μg/m3 (46) 50.0
 
March 25, 2020, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.68 ppb (30) 55.0 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
March 25, 2020, 5 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 2.65 ppb (29) 66.0 μg/m3 (56) 14.4 μg/m3 (55) 56.0
 
March 25, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) 2.71 ppb (30) 84.0 μg/m3 (64) 22.9 μg/m3 (73) 73.0
 
March 25, 2020, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 13.0 ppb (10) 2.85 ppb (32) 84.0 μg/m3 (64) 14.4 μg/m3 (55) 64.0
 
March 25, 2020, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 9.0 ppb (7) 3.13 ppb (35) 46.0 μg/m3 (42) 17.6 μg/m3 (62) 62.0
 
March 25, 2020, 1 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 10.0 ppb (8) 2.86 ppb (32) 29.0 μg/m3 (26) 17.9 μg/m3 (63) 63.0
 
March 25, 2020, noon N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 2.64 ppb (29) 35.0 μg/m3 (32) 13.9 μg/m3 (54) 54.0
 
March 25, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 13.0 ppb (10) 2.61 ppb (29) 38.0 μg/m3 (35) 16.1 μg/m3 (59) 59.0
 
March 25, 2020, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 13.0 ppb (10) 2.64 ppb (29) 53.0 μg/m3 (48) 13.7 μg/m3 (54) 54.0
 
March 25, 2020, 9 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 12.0 ppb (9) 2.7 ppb (30) 39.0 μg/m3 (35) 11.5 μg/m3 (48) 48.0
 
March 25, 2020, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 13.0 ppb (10) 2.62 ppb (29) 27.0 μg/m3 (25) 9.8 μg/m3 (41) 41.0
 
March 25, 2020, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 2.57 ppb (29) 46.0 μg/m3 (42) 9.6 μg/m3 (40) 42.0
 
March 25, 2020, 6 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 14.0 ppb (11) 2.67 ppb (30) 44.0 μg/m3 (40) 8.6 μg/m3 (36) 40.0
 
March 25, 2020, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 15.0 ppb (12) 2.62 ppb (29) 57.0 μg/m3 (51) 13.5 μg/m3 (53) 53.0
 
March 25, 2020, 4 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 13.0 ppb (10) 2.78 ppb (31) 136.0 μg/m3 (90) 31.7 μg/m3 (92) 92.0
 
March 25, 2020, 3 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 14.0 ppb (11) 3.29 ppb (37) N/A 37.3 μg/m3 (104) 104.0
 
March 25, 2020, 2 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 16.0 ppb (12) 3.66 ppb (41) 106.0 μg/m3 (76) 19.3 μg/m3 (66) 76.0
 
March 25, 2020, 1 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 30.0 ppb (23) 3.3 ppb (37) 106.0 μg/m3 (76) 18.1 μg/m3 (63) 76.0
 
March 25, 2020, midnight N/A N/A N/A N/A N/A 13.0 ppb (19) 36.0 ppb (28) 2.89 ppb (32) 94.0 μg/m3 (70) 16.2 μg/m3 (59) 70.0
 
March 24, 2020, 11 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 36.0 ppb (28) 3.01 ppb (33) 68.0 μg/m3 (56) 18.6 μg/m3 (64) 64.0
 
March 24, 2020, 10 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 36.0 ppb (28) 2.83 ppb (31) 79.0 μg/m3 (62) 14.7 μg/m3 (56) 62.0
 
March 24, 2020, 9 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 33.0 ppb (25) 2.87 ppb (32) 90.0 μg/m3 (68) 18.1 μg/m3 (63) 68.0
 
March 24, 2020, 8 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 30.0 ppb (23) 2.86 ppb (32) 98.0 μg/m3 (72) 22.7 μg/m3 (73) 73.0
 
March 24, 2020, 7 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 26.0 ppb (20) 2.79 ppb (31) 88.0 μg/m3 (66) 12.0 μg/m3 (50) 66.0
 
March 24, 2020, 6 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 2.82 ppb (31) 101.0 μg/m3 (73) 22.2 μg/m3 (72) 73.0
 
March 24, 2020, 5 p.m. N/A N/A N/A N/A N/A 17.0 ppb (24) N/A 2.94 ppb (33) 127.0 μg/m3 (86) 29.6 μg/m3 (87) 87.0
 
March 24, 2020, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.13 ppb (35) 108.0 μg/m3 (76) 29.4 μg/m3 (87) 87.0
 
March 24, 2020, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.75 ppb (42) 106.0 μg/m3 (76) 28.4 μg/m3 (85) 85.0
 
March 24, 2020, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 3.28 ppb (36) 124.0 μg/m3 (84) 28.1 μg/m3 (84) 84.0
 
March 24, 2020, 1 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.01 ppb (33) 49.0 μg/m3 (45) 24.2 μg/m3 (76) 76.0
 
March 24, 2020, noon N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.83 ppb (31) 51.0 μg/m3 (46) 23.0 μg/m3 (73) 73.0
 
March 24, 2020, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.75 ppb (31) 58.0 μg/m3 (52) 17.9 μg/m3 (63) 63.0
 
March 24, 2020, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.81 ppb (31) 69.0 μg/m3 (57) 17.9 μg/m3 (63) 63.0
 
March 24, 2020, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.78 ppb (31) 48.0 μg/m3 (44) 13.9 μg/m3 (54) 54.0
 
March 24, 2020, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.72 ppb (30) 69.0 μg/m3 (57) 18.6 μg/m3 (64) 64.0
 
March 24, 2020, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.79 ppb (31) 37.0 μg/m3 (34) 12.7 μg/m3 (51) 51.0
 
March 24, 2020, 6 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.72 ppb (30) 38.0 μg/m3 (35) 10.8 μg/m3 (45) 45.0
 
March 24, 2020, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.63 ppb (29) 57.0 μg/m3 (51) 14.4 μg/m3 (55) 55.0
 
March 24, 2020, 4 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.79 ppb (31) 95.0 μg/m3 (70) 17.2 μg/m3 (61) 70.0
 
March 24, 2020, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 3.1 ppb (34) N/A 28.7 μg/m3 (86) 86.0
 
March 24, 2020, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 4.17 ppb (46) 76.0 μg/m3 (60) 13.5 μg/m3 (53) 60.0
 
March 24, 2020, 1 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.98 ppb (33) 66.0 μg/m3 (56) 11.5 μg/m3 (48) 56.0
 
March 24, 2020, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.7 ppb (30) 57.0 μg/m3 (51) 8.8 μg/m3 (37) 51.0
 
March 23, 2020, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.68 ppb (30) 52.0 μg/m3 (47) 8.1 μg/m3 (34) 47.0
 
March 23, 2020, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.6 ppb (29) 70.0 μg/m3 (58) 10.3 μg/m3 (43) 58.0
 
March 23, 2020, 9 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) N/A 2.73 ppb (30) 72.0 μg/m3 (58) 18.6 μg/m3 (64) 64.0
 
March 23, 2020, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.67 ppb (30) 78.0 μg/m3 (62) 15.2 μg/m3 (57) 62.0
 
March 23, 2020, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) N/A 2.77 ppb (31) 69.0 μg/m3 (57) 21.5 μg/m3 (70) 70.0
 
March 23, 2020, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A 2.79 ppb (31) 57.0 μg/m3 (51) 20.8 μg/m3 (69) 69.0