AQSQID: 80011G006

Site Name: Estaci¢N Secundaria

Location: Irapuato (De La Reforma), MX

Reporting: True, Located: True

Current AQI: 88.0

Irapuato (De La Reforma) MX, MX: 20.6924, -101.36487

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 3.0 ppb (2) 3.8 ppb (42) 132.0 μg/m3 (88) N/A 88.0
 
Jan. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 2.3 ppb (26) 66.0 μg/m3 (56) N/A 56.0
 
Jan. 22, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 1.84 ppb (20) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 22, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.22 ppb (14) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 21, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.14 ppb (13) 37.0 μg/m3 (34) N/A 34.0
 
Jan. 21, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.17 ppb (13) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 21, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 1.2 ppb (13) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 21, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 1.27 ppb (14) 36.0 μg/m3 (33) N/A 33.0
 
Jan. 21, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 1.45 ppb (16) 42.0 μg/m3 (38) N/A 38.0
 
Jan. 21, 2019, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 13.0 ppb (10) 1.57 ppb (17) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 21, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 10.0 ppb (8) 1.78 ppb (20) 55.0 μg/m3 (50) N/A 50.0
 
Jan. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.77 ppb (20) 56.0 μg/m3 (50) N/A 50.0
 
Jan. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 3.0 ppb (2) 2.29 ppb (25) 74.0 μg/m3 (60) N/A 60.0
 
Jan. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 1.0 ppb (1) 2.09 ppb (23) 52.0 μg/m3 (47) N/A 47.0
 
Jan. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 1.0 ppb (1) 1.5 ppb (17) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 21, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.34 ppb (15) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.18 ppb (13) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.36 ppb (15) 49.0 μg/m3 (45) N/A 45.0
 
Jan. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.7 ppb (19) 87.0 μg/m3 (66) N/A 66.0
 
Jan. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 3.0 ppb (2) 1.75 ppb (19) 80.0 μg/m3 (62) N/A 62.0
 
Jan. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 2.0 ppb (2) 2.01 ppb (22) 70.0 μg/m3 (58) N/A 58.0
 
Jan. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.64 ppb (18) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 9.0 ppb (7) 1.24 ppb (14) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 1.37 ppb (15) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 1.32 ppb (15) 33.0 μg/m3 (30) N/A 30.0
 
Jan. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 1.25 ppb (14) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 1.14 ppb (13) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 21, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (13) 1.06 ppb (12) 17.0 μg/m3 (15) N/A 15.0
 
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 0.99 ppb (11) 17.0 μg/m3 (15) N/A 15.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (16) 1.09 ppb (12) 33.0 μg/m3 (30) N/A 30.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (16) 1.09 ppb (12) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (16) 1.09 ppb (12) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 1.13 ppb (13) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (14) 1.08 ppb (12) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (13) 1.1 ppb (12) 14.0 μg/m3 (13) N/A 13.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 15.0 ppb (12) 1.12 ppb (12) 18.0 μg/m3 (16) N/A 16.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 12.0 ppb (9) 1.18 ppb (13) 17.0 μg/m3 (15) N/A 15.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 10.0 ppb (8) 1.15 ppb (13) 22.0 μg/m3 (20) N/A 20.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 1.04 ppb (12) 21.0 μg/m3 (19) N/A 19.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 13.0 ppb (10) 1.02 ppb (11) 20.0 μg/m3 (18) N/A 18.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 1.04 ppb (12) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 1.02 ppb (11) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 1.05 ppb (12) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (11) 1.08 ppb (12) 49.0 μg/m3 (45) N/A 45.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (11) 0.99 ppb (11) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (8) 1.19 ppb (13) 3.0 μg/m3 (3) N/A 13.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 1.15 ppb (13) 3.0 μg/m3 (3) N/A 13.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.82 ppb (20) 3.0 μg/m3 (3) N/A 20.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 3.0 ppb (2) 3.92 ppb (44) 3.0 μg/m3 (3) N/A 44.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 2.93 ppb (33) 3.0 μg/m3 (3) N/A 33.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.56 ppb (17) 3.0 μg/m3 (3) N/A 17.0
 
Jan. 20, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 1.12 ppb (12) 3.0 μg/m3 (3) N/A 15.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 0.97 ppb (11) 3.0 μg/m3 (3) N/A 17.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 0.97 ppb (11) 3.0 μg/m3 (3) N/A 18.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (16) 0.97 ppb (11) 3.0 μg/m3 (3) N/A 16.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 0.97 ppb (11) 3.0 μg/m3 (3) N/A 17.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 1.09 ppb (12) 3.0 μg/m3 (3) N/A 19.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 23.0 ppb (18) 1.27 ppb (14) 3.0 μg/m3 (3) N/A 18.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 16.0 ppb (12) 1.55 ppb (17) 3.0 μg/m3 (3) N/A 17.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 7.0 ppb (5) 2.1 ppb (23) 46.0 μg/m3 (42) N/A 42.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.88 ppb (21) 67.0 μg/m3 (56) N/A 56.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.48 ppb (16) 65.0 μg/m3 (55) N/A 55.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.38 ppb (15) 52.0 μg/m3 (47) N/A 47.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.2 ppb (13) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.16 ppb (13) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.24 ppb (14) 56.0 μg/m3 (50) N/A 50.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.35 ppb (15) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.27 ppb (14) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.36 ppb (15) 86.0 μg/m3 (66) N/A 66.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 9.0 ppb (7) 1.62 ppb (18) 55.0 μg/m3 (50) N/A 50.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 1.23 ppb (14) 93.0 μg/m3 (69) N/A 69.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (14) 1.31 ppb (15) 110.0 μg/m3 (78) N/A 78.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 1.21 ppb (13) 52.0 μg/m3 (47) N/A 47.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 1.23 ppb (14) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.31 ppb (15) 77.0 μg/m3 (61) N/A 61.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 1.41 ppb (16) 52.0 μg/m3 (47) N/A 47.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 1.44 ppb (16) 46.0 μg/m3 (42) N/A 42.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 1.47 ppb (16) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 12.0 ppb (9) 1.63 ppb (18) 53.0 μg/m3 (48) N/A 48.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 7.0 ppb (5) 2.07 ppb (23) 64.0 μg/m3 (54) N/A 54.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 2.3 ppb (26) 73.0 μg/m3 (59) N/A 59.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 2.26 ppb (25) 85.0 μg/m3 (65) N/A 65.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.68 ppb (19) 50.0 μg/m3 (45) N/A 45.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.31 ppb (15) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.27 ppb (14) 60.0 μg/m3 (52) N/A 52.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 1.26 ppb (14) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 14.0 ppb (11) 1.21 ppb (13) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 16.0 ppb (12) 1.21 ppb (13) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 1.23 ppb (14) 21.0 μg/m3 (19) N/A 19.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 1.23 ppb (14) 12.0 μg/m3 (11) N/A 14.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 1.42 ppb (16) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 1.62 ppb (18) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 1.64 ppb (18) 63.0 μg/m3 (54) N/A 54.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 1.65 ppb (18) 155.0 μg/m3 (100) N/A 100.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (11) 1.85 ppb (21) 84.0 μg/m3 (64) N/A 64.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 1.42 ppb (16) 50.0 μg/m3 (45) N/A 45.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 1.25 ppb (14) 37.0 μg/m3 (34) N/A 34.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.21 ppb (13) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.28 ppb (14) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 1.3 ppb (14) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 19.0 ppb (15) 1.55 ppb (17) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 14.0 ppb (11) 1.78 ppb (20) 90.0 μg/m3 (68) N/A 68.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 9.0 ppb (7) 2.15 ppb (24) 109.0 μg/m3 (77) N/A 77.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (6) 2.09 ppb (23) 109.0 μg/m3 (77) N/A 77.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 3.23 ppb (36) N/A N/A 36.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 2.55 ppb (28) N/A N/A 28.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.59 ppb (18) N/A N/A 18.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.36 ppb (15) N/A N/A 15.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.47 ppb (16) N/A N/A 16.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 6.0 ppb (5) 1.32 ppb (15) N/A N/A 15.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (6) 1.25 ppb (14) N/A N/A 14.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.5 ppb (17) N/A N/A 17.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 1.9 ppb (21) N/A N/A 21.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 2.25 ppb (25) N/A N/A 25.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (18) 1.55 ppb (17) N/A N/A 18.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 26.0 ppb (20) 1.55 ppb (17) N/A N/A 20.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 1.62 ppb (18) N/A N/A 21.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 24.0 ppb (18) 1.61 ppb (18) N/A N/A 18.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 19.0 ppb (15) 1.6 ppb (18) N/A N/A 18.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 12.0 ppb (9) 1.93 ppb (21) N/A N/A 21.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 2.44 ppb (27) N/A N/A 27.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 2.63 ppb (29) N/A N/A 29.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 2.91 ppb (32) N/A N/A 32.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 2.44 ppb (27) N/A N/A 27.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 2.05 ppb (23) N/A N/A 23.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.63 ppb (18) N/A N/A 18.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.63 ppb (18) N/A N/A 18.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.83 ppb (20) N/A N/A 20.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.91 ppb (21) N/A N/A 21.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 2.04 ppb (23) N/A N/A 23.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.43 ppb (16) N/A N/A 16.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.33 ppb (15) N/A N/A 15.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 1.39 ppb (15) N/A N/A 15.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.51 ppb (17) N/A N/A 17.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (6) 1.77 ppb (20) N/A N/A 20.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 9.0 ppb (7) 1.42 ppb (16) N/A N/A 16.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 1.05 ppb (12) N/A N/A 12.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (15) 0.9 ppb (10) N/A N/A 15.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 0.93 ppb (10) N/A N/A 18.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 0.97 ppb (11) N/A N/A 18.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (16) 0.95 ppb (11) N/A N/A 16.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (13) 1.0 ppb (11) N/A N/A 13.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 13.0 ppb (10) 1.19 ppb (13) N/A N/A 13.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 10.0 ppb (8) 1.26 ppb (14) N/A N/A 14.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 7.0 ppb (5) 1.14 ppb (13) 3.0 μg/m3 (3) N/A 13.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.17 ppb (13) 3.0 μg/m3 (3) N/A 13.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.09 ppb (12) 3.0 μg/m3 (3) N/A 12.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.21 ppb (13) 3.0 μg/m3 (3) N/A 13.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 5.0 ppb (4) 0.86 ppb (10) 3.0 μg/m3 (3) N/A 10.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 9.0 ppb (7) 0.72 ppb (8) 3.0 μg/m3 (3) N/A 8.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 9.0 ppb (7) 0.72 ppb (8) 3.0 μg/m3 (3) N/A 8.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 10.0 ppb (8) 0.72 ppb (8) 3.0 μg/m3 (3) N/A 8.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.74 ppb (8) 12.0 μg/m3 (11) N/A 11.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.74 ppb (8) 15.0 μg/m3 (14) N/A 14.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 1.35 ppb (15) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 1.44 ppb (16) 3.0 μg/m3 (3) N/A 16.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 12.0 ppb (9) 1.48 ppb (16) 3.0 μg/m3 (3) N/A 16.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 1.57 ppb (17) 3.0 μg/m3 (3) N/A 17.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 11.0 ppb (8) 1.59 ppb (18) 3.0 μg/m3 (3) N/A 18.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 13.0 ppb (10) 1.56 ppb (17) 14.0 μg/m3 (13) N/A 17.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 15.0 ppb (12) 1.61 ppb (18) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 1.47 ppb (16) 37.0 μg/m3 (34) N/A 34.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 1.44 ppb (16) 33.0 μg/m3 (30) N/A 30.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 1.45 ppb (16) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 1.45 ppb (16) 16.0 μg/m3 (15) N/A 16.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 1.45 ppb (16) 7.0 μg/m3 (6) N/A 16.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 1.44 ppb (16) 23.0 μg/m3 (21) N/A 21.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 16.0 ppb (12) 1.47 ppb (16) 25.0 μg/m3 (23) N/A 23.0