AQSQID: 80011G009

Site Name: Estaci¢N Hospital General

Location: Silao, MX

Reporting: True, Located: True

Current AQI: 36.0

Silao MX, MX: 20.9479, -101.4258

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 18, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.21 ppb (13) 40.0 μg/m3 (36) N/A 36.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.14 ppb (13) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.16 ppb (13) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.03 ppb (11) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.05 ppb (12) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.08 ppb (12) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.73 ppb (8) 44.0 μg/m3 (40) N/A 40.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.79 ppb (9) 46.0 μg/m3 (42) N/A 42.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.69 ppb (8) 66.0 μg/m3 (56) N/A 56.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.84 ppb (9) 77.0 μg/m3 (61) N/A 61.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.82 ppb (9) 76.0 μg/m3 (60) N/A 60.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.81 ppb (9) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.56 ppb (6) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.36 ppb (4) 42.0 μg/m3 (38) N/A 38.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.24 ppb (3) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 40.0 μg/m3 (36) N/A 36.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 47.0 μg/m3 (43) N/A 43.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 40.0 μg/m3 (36) N/A 36.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.32 ppb (4) 45.0 μg/m3 (41) N/A 41.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.47 ppb (5) 69.0 μg/m3 (57) N/A 57.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A 137.0 μg/m3 (91) N/A 91.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.76 ppb (20) 132.0 μg/m3 (88) N/A 88.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 2.05 ppb (23) 108.0 μg/m3 (76) N/A 76.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.42 ppb (16) 64.0 μg/m3 (54) N/A 54.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.07 ppb (12) 40.0 μg/m3 (36) N/A 36.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.93 ppb (10) 44.0 μg/m3 (40) N/A 40.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.04 ppb (12) 68.0 μg/m3 (56) N/A 56.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.95 ppb (11) 55.0 μg/m3 (50) N/A 50.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.96 ppb (11) 66.0 μg/m3 (56) N/A 56.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.97 ppb (11) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.11 ppb (12) 86.0 μg/m3 (66) N/A 66.0
 
Jan. 17, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.71 ppb (8) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.61 ppb (7) 42.0 μg/m3 (38) N/A 38.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.66 ppb (7) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.59 ppb (7) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.57 ppb (6) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.65 ppb (7) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.94 ppb (10) N/A N/A 10.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.96 ppb (11) 116.0 μg/m3 (80) N/A 80.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 1.76 ppb (20) 217.0 μg/m3 (131) N/A 131.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 2.71 ppb (30) 116.0 μg/m3 (80) N/A 80.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 1.81 ppb (20) 101.0 μg/m3 (73) N/A 73.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 1.35 ppb (15) 71.0 μg/m3 (58) N/A 58.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.15 ppb (13) 82.0 μg/m3 (64) N/A 64.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.21 ppb (13) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.2 ppb (13) 70.0 μg/m3 (58) N/A 58.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.0 ppb (11) 80.0 μg/m3 (62) N/A 62.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.6 ppb (7) 99.0 μg/m3 (72) N/A 72.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.5 ppb (6) 150.0 μg/m3 (98) N/A 98.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.27 ppb (14) 128.0 μg/m3 (86) N/A 86.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.33 ppb (15) 152.0 μg/m3 (98) N/A 98.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.66 ppb (18) 174.0 μg/m3 (110) N/A 110.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 2.28 ppb (25) N/A N/A 25.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A 1.43 ppb (16) 12.0 μg/m3 (11) N/A 16.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.98 ppb (11) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.64 ppb (7) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.46 ppb (5) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.38 ppb (4) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.43 ppb (5) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.5 ppb (6) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.6 ppb (7) 45.0 μg/m3 (41) N/A 41.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.92 ppb (10) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.12 ppb (12) 46.0 μg/m3 (42) N/A 42.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.08 ppb (12) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.99 ppb (11) 45.0 μg/m3 (41) N/A 41.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.17 ppb (13) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.94 ppb (10) 18.0 μg/m3 (16) N/A 16.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.8 ppb (9) 16.0 μg/m3 (15) N/A 15.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.78 ppb (9) 12.0 μg/m3 (11) N/A 11.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.76 ppb (8) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.68 ppb (8) 18.0 μg/m3 (16) N/A 16.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.74 ppb (8) 19.0 μg/m3 (17) N/A 17.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.8 ppb (9) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.74 ppb (8) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.76 ppb (8) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.8 ppb (9) 49.0 μg/m3 (45) N/A 45.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.03 ppb (11) 48.0 μg/m3 (44) N/A 44.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.35 ppb (15) 50.0 μg/m3 (45) N/A 45.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.77 ppb (9) 40.0 μg/m3 (36) N/A 36.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.47 ppb (5) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.46 ppb (5) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 0.32 ppb (4) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 28.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.26 ppb (3) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.35 ppb (4) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.54 ppb (6) 50.0 μg/m3 (45) N/A 45.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.11 ppb (12) 75.0 μg/m3 (60) N/A 60.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.97 ppb (22) 60.0 μg/m3 (52) N/A 52.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.64 ppb (18) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.96 ppb (11) 18.0 μg/m3 (16) N/A 16.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.74 ppb (8) 20.0 μg/m3 (18) N/A 18.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.69 ppb (8) 18.0 μg/m3 (16) N/A 16.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.75 ppb (8) 11.0 μg/m3 (10) N/A 10.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.69 ppb (8) 16.0 μg/m3 (15) N/A 15.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.63 ppb (7) 9.0 μg/m3 (8) N/A 8.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.63 ppb (7) 7.0 μg/m3 (6) N/A 7.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.68 ppb (8) 15.0 μg/m3 (14) N/A 14.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.74 ppb (8) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.73 ppb (8) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.78 ppb (9) 45.0 μg/m3 (41) N/A 41.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.89 ppb (10) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.69 ppb (8) 48.0 μg/m3 (44) N/A 44.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.44 ppb (5) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 0.34 ppb (4) 23.0 μg/m3 (21) N/A 21.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 0.44 ppb (5) 23.0 μg/m3 (21) N/A 21.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.51 ppb (6) 20.0 μg/m3 (18) N/A 18.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 0.51 ppb (6) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.47 ppb (5) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.53 ppb (6) 33.0 μg/m3 (30) N/A 30.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.58 ppb (6) 37.0 μg/m3 (34) N/A 34.0
 
Jan. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.95 ppb (11) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.51 ppb (17) 69.0 μg/m3 (57) N/A 57.0
 
Jan. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.85 ppb (21) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 13, 2019, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.32 ppb (15) 41.0 μg/m3 (37) N/A 37.0
 
Jan. 13, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.2 ppb (13) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 13, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.81 ppb (9) 17.0 μg/m3 (15) N/A 15.0
 
Jan. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.72 ppb (8) 37.0 μg/m3 (34) N/A 34.0
 
Jan. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.85 ppb (9) 22.0 μg/m3 (20) N/A 20.0
 
Jan. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.75 ppb (8) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 13, 2019, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.81 ppb (9) 55.0 μg/m3 (50) N/A 50.0
 
Jan. 13, 2019, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.85 ppb (9) 89.0 μg/m3 (67) N/A 67.0
 
Jan. 13, 2019, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.58 ppb (18) 98.0 μg/m3 (72) N/A 72.0
 
Jan. 13, 2019, 4 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.71 ppb (19) 134.0 μg/m3 (90) N/A 90.0
 
Jan. 13, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 2.0 ppb (22) 121.0 μg/m3 (83) N/A 83.0
 
Jan. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.48 ppb (16) 58.0 μg/m3 (52) N/A 52.0
 
Jan. 13, 2019, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.76 ppb (8) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 13, 2019, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.39 ppb (4) 36.0 μg/m3 (33) N/A 33.0
 
Jan. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.33 ppb (4) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 21.0 μg/m3 (19) N/A 19.0
 
Jan. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.32 ppb (4) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 32.0 μg/m3 (29) N/A 29.0
 
Jan. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.27 ppb (3) 44.0 μg/m3 (40) N/A 40.0
 
Jan. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.45 ppb (5) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.01 ppb (11) 103.0 μg/m3 (74) N/A 74.0
 
Jan. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.79 ppb (20) 102.0 μg/m3 (74) N/A 74.0
 
Jan. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.65 ppb (18) 77.0 μg/m3 (61) N/A 61.0
 
Jan. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.25 ppb (14) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 12, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.85 ppb (9) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.81 ppb (9) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.72 ppb (8) 33.0 μg/m3 (30) N/A 30.0
 
Jan. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.63 ppb (7) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.71 ppb (8) 18.0 μg/m3 (16) N/A 16.0
 
Jan. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 0.59 ppb (7) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.71 ppb (8) 133.0 μg/m3 (89) N/A 89.0
 
Jan. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.33 ppb (15) 95.0 μg/m3 (70) N/A 70.0
 
Jan. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.14 ppb (13) 131.0 μg/m3 (88) N/A 88.0
 
Jan. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.55 ppb (17) 102.0 μg/m3 (74) N/A 74.0
 
Jan. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.2 ppb (13) 54.0 μg/m3 (49) N/A 49.0
 
Jan. 12, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.59 ppb (7) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.51 ppb (6) 52.0 μg/m3 (47) N/A 47.0
 
Jan. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.51 ppb (6) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.4 ppb (4) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.26 ppb (3) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.25 ppb (3) 56.0 μg/m3 (50) N/A 50.0
 
Jan. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.34 ppb (4) 77.0 μg/m3 (61) N/A 61.0
 
Jan. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.43 ppb (5) 152.0 μg/m3 (98) N/A 98.0
 
Jan. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 0.95 ppb (11) 230.0 μg/m3 (138) N/A 138.0
 
Jan. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.72 ppb (19) N/A N/A 19.0
 
Jan. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.7 ppb (19) 94.0 μg/m3 (70) N/A 70.0
 
Jan. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.36 ppb (15) 100.0 μg/m3 (72) N/A 72.0
 
Jan. 11, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.21 ppb (13) 71.0 μg/m3 (58) N/A 58.0
 
Jan. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.14 ppb (13) 92.0 μg/m3 (68) N/A 68.0
 
Jan. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.17 ppb (13) 111.0 μg/m3 (78) N/A 78.0
 
Jan. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.26 ppb (14) 82.0 μg/m3 (64) N/A 64.0
 
Jan. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A 1.1 ppb (12) 119.0 μg/m3 (82) N/A 82.0
 
Jan. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A 1.56 ppb (17) 197.0 μg/m3 (121) N/A 121.0