AQSQID: 80011G003

Site Name: Estaci¢N San Juanico

Location: Celaya (Avenida Brillante), MX

Reporting: True, Located: True

Current AQI: 56.0

Celaya (Avenida Brillante) MX, MX: 20.537683, -100.83994

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 1.5 ppb (17) 73.0 μg/m3 (59) 91.3 μg/m3 (169) 169.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 1.45 ppb (16) 67.0 μg/m3 (56) N/A 56.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 1.48 ppb (16) 78.0 μg/m3 (62) N/A 62.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 1.65 ppb (18) 93.0 μg/m3 (69) 19.0 μg/m3 (65) 69.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.65 ppb (18) 45.0 μg/m3 (41) N/A 41.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 1.37 ppb (15) 44.0 μg/m3 (40) N/A 40.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 1.24 ppb (14) 52.0 μg/m3 (47) 21.4 μg/m3 (70) 70.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 1.27 ppb (14) 41.0 μg/m3 (37) 19.0 μg/m3 (65) 65.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 1.24 ppb (14) 36.0 μg/m3 (33) 20.2 μg/m3 (67) 67.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 1.24 ppb (14) 37.0 μg/m3 (34) 24.1 μg/m3 (76) 76.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 1.21 ppb (13) 40.0 μg/m3 (36) 19.9 μg/m3 (67) 67.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 1.22 ppb (14) 62.0 μg/m3 (54) 23.4 μg/m3 (74) 74.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 1.29 ppb (14) 67.0 μg/m3 (56) 20.3 μg/m3 (68) 68.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 1.35 ppb (15) 157.0 μg/m3 (101) 24.9 μg/m3 (77) 101.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 1.5 ppb (17) 148.0 μg/m3 (96) 30.7 μg/m3 (90) 96.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 1.7 ppb (19) 210.0 μg/m3 (128) 44.2 μg/m3 (122) 128.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 2.26 ppb (25) 243.0 μg/m3 (144) 34.4 μg/m3 (98) 144.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 2.59 ppb (29) 93.0 μg/m3 (69) 19.6 μg/m3 (66) 69.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 1.35 ppb (15) 80.0 μg/m3 (62) 11.3 μg/m3 (47) 62.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 1.32 ppb (15) 79.0 μg/m3 (62) 18.1 μg/m3 (63) 63.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) 1.58 ppb (18) 63.0 μg/m3 (54) 15.4 μg/m3 (57) 57.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 1.41 ppb (16) 87.0 μg/m3 (66) 11.7 μg/m3 (49) 66.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 1.47 ppb (16) 57.0 μg/m3 (51) 17.2 μg/m3 (61) 61.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 1.3 ppb (14) 59.0 μg/m3 (52) N/A 52.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 1.31 ppb (15) 60.0 μg/m3 (52) N/A 52.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 1.35 ppb (15) 80.0 μg/m3 (62) 19.9 μg/m3 (67) 67.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 1.47 ppb (16) 86.0 μg/m3 (66) 18.4 μg/m3 (64) 66.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 1.69 ppb (19) 78.0 μg/m3 (62) 16.0 μg/m3 (59) 62.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.74 ppb (19) 60.0 μg/m3 (52) 15.4 μg/m3 (57) 57.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.4 ppb (16) 31.0 μg/m3 (28) 12.6 μg/m3 (51) 51.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 1.17 ppb (13) 33.0 μg/m3 (30) 12.9 μg/m3 (52) 52.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 1.19 ppb (13) 27.0 μg/m3 (25) 15.7 μg/m3 (58) 58.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 1.18 ppb (13) 40.0 μg/m3 (36) 12.2 μg/m3 (50) 50.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 1.23 ppb (14) 43.0 μg/m3 (39) 17.2 μg/m3 (61) 61.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 1.23 ppb (14) 67.0 μg/m3 (56) 33.9 μg/m3 (97) 97.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 1.33 ppb (15) 80.0 μg/m3 (62) 30.5 μg/m3 (89) 89.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.52 ppb (17) 77.0 μg/m3 (61) 20.3 μg/m3 (68) 68.0
 
Jan. 17, 2019, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 1.42 ppb (16) 134.0 μg/m3 (90) 22.0 μg/m3 (71) 90.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 1.39 ppb (15) 119.0 μg/m3 (82) 28.6 μg/m3 (85) 85.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 1.4 ppb (16) 100.0 μg/m3 (72) 28.0 μg/m3 (84) 84.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 1.54 ppb (17) 111.0 μg/m3 (78) 24.9 μg/m3 (77) 78.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 1.54 ppb (17) 75.0 μg/m3 (60) 19.7 μg/m3 (66) 66.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 1.34 ppb (15) 84.0 μg/m3 (64) 20.2 μg/m3 (67) 67.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 1.32 ppb (15) 57.0 μg/m3 (51) 10.7 μg/m3 (45) 51.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 1.38 ppb (15) 70.0 μg/m3 (58) 16.9 μg/m3 (60) 60.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 1.4 ppb (16) 71.0 μg/m3 (58) 20.1 μg/m3 (67) 67.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 1.52 ppb (17) 53.0 μg/m3 (48) 14.4 μg/m3 (55) 55.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 1.51 ppb (17) 82.0 μg/m3 (64) 17.4 μg/m3 (61) 64.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 1.3 ppb (14) 23.0 μg/m3 (21) 15.1 μg/m3 (57) 57.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 1.18 ppb (13) 22.0 μg/m3 (20) 14.4 μg/m3 (55) 55.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 1.14 ppb (13) 27.0 μg/m3 (25) 10.8 μg/m3 (45) 45.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 1.15 ppb (13) 27.0 μg/m3 (25) 12.3 μg/m3 (51) 51.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 1.24 ppb (14) 39.0 μg/m3 (35) 15.6 μg/m3 (58) 58.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 1.26 ppb (14) 69.0 μg/m3 (57) 32.4 μg/m3 (93) 93.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 1.43 ppb (16) 138.0 μg/m3 (92) 48.6 μg/m3 (133) 133.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 2.08 ppb (23) 149.0 μg/m3 (97) 26.9 μg/m3 (82) 97.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 2.08 ppb (23) 208.0 μg/m3 (126) 46.5 μg/m3 (128) 128.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 2.72 ppb (30) 176.0 μg/m3 (110) 44.4 μg/m3 (122) 122.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 1.93 ppb (21) 163.0 μg/m3 (104) 28.8 μg/m3 (86) 104.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 1.66 ppb (18) 195.0 μg/m3 (120) 31.6 μg/m3 (92) 120.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 1.6 ppb (18) 199.0 μg/m3 (122) 26.4 μg/m3 (81) 122.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 1.44 ppb (16) 93.0 μg/m3 (69) 22.3 μg/m3 (72) 72.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 1.33 ppb (15) 102.0 μg/m3 (74) 15.8 μg/m3 (58) 74.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 1.36 ppb (15) 111.0 μg/m3 (78) 20.4 μg/m3 (68) 78.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 1.43 ppb (16) 102.0 μg/m3 (74) 25.8 μg/m3 (79) 79.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 1.49 ppb (17) 89.0 μg/m3 (67) 18.4 μg/m3 (64) 67.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 1.3 ppb (14) 72.0 μg/m3 (58) 12.4 μg/m3 (51) 58.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 1.36 ppb (15) 54.0 μg/m3 (49) 11.3 μg/m3 (47) 49.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 1.39 ppb (15) 34.0 μg/m3 (31) 15.1 μg/m3 (57) 57.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 1.22 ppb (14) 46.0 μg/m3 (42) 6.3 μg/m3 (26) 42.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 1.33 ppb (15) 47.0 μg/m3 (43) 4.2 μg/m3 (18) 43.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 1.37 ppb (15) 22.0 μg/m3 (20) 6.2 μg/m3 (26) 26.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 1.2 ppb (13) 15.0 μg/m3 (14) 7.7 μg/m3 (32) 32.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 1.07 ppb (12) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 12.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 1.08 ppb (12) 11.0 μg/m3 (10) 3.6 μg/m3 (15) 15.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 1.04 ppb (12) 12.0 μg/m3 (11) 2.5 μg/m3 (10) 12.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 1.09 ppb (12) 13.0 μg/m3 (12) 3.1 μg/m3 (13) 15.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 1.04 ppb (12) 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 1.11 ppb (12) 24.0 μg/m3 (22) 9.2 μg/m3 (38) 38.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 1.1 ppb (12) 35.0 μg/m3 (32) 7.7 μg/m3 (32) 32.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 1.19 ppb (13) 35.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 1.3 ppb (14) 53.0 μg/m3 (48) N/A 48.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 1.3 ppb (14) 61.0 μg/m3 (53) N/A 53.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 1.36 ppb (15) 73.0 μg/m3 (59) 17.3 μg/m3 (61) 61.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 1.35 ppb (15) 108.0 μg/m3 (76) 16.7 μg/m3 (60) 76.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 1.27 ppb (14) 54.0 μg/m3 (49) 18.2 μg/m3 (63) 63.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 1.24 ppb (14) 66.0 μg/m3 (56) 10.6 μg/m3 (44) 56.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 1.2 ppb (13) 69.0 μg/m3 (57) 10.5 μg/m3 (44) 57.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 1.19 ppb (13) 68.0 μg/m3 (56) 9.9 μg/m3 (41) 56.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 1.17 ppb (13) 55.0 μg/m3 (50) 13.0 μg/m3 (52) 52.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 1.18 ppb (13) 49.0 μg/m3 (45) N/A 45.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 1.11 ppb (12) 44.0 μg/m3 (40) N/A 40.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 1.16 ppb (13) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 1.28 ppb (14) 52.0 μg/m3 (47) N/A 47.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 1.38 ppb (15) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 1.43 ppb (16) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.24 ppb (14) 14.0 μg/m3 (13) N/A 14.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A N/A N/A 1.07 ppb (12) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 1.1 ppb (12) 14.0 μg/m3 (13) N/A 13.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 1.05 ppb (12) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 1.03 ppb (11) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 1.06 ppb (12) 14.0 μg/m3 (13) N/A 13.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.08 ppb (12) 14.0 μg/m3 (13) N/A 13.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 1.13 ppb (13) 17.0 μg/m3 (15) N/A 15.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 1.12 ppb (12) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 1.14 ppb (13) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (13) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.18 ppb (13) 142.0 μg/m3 (94) N/A 94.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 1.21 ppb (13) 107.0 μg/m3 (76) N/A 76.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) 59.0 μg/m3 (52) N/A 52.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.13 ppb (13) 88.0 μg/m3 (66) 11.6 μg/m3 (48) 66.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 1.16 ppb (13) 146.0 μg/m3 (96) 15.6 μg/m3 (58) 96.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 1.19 ppb (13) 147.0 μg/m3 (96) 22.5 μg/m3 (72) 96.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.23 ppb (14) 125.0 μg/m3 (85) 13.4 μg/m3 (53) 85.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.15 ppb (13) 82.0 μg/m3 (64) 10.0 μg/m3 (42) 64.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.15 ppb (13) 57.0 μg/m3 (51) 12.7 μg/m3 (51) 51.0
 
Jan. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) 32.0 μg/m3 (29) 15.9 μg/m3 (58) 58.0
 
Jan. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) 25.0 μg/m3 (23) 11.6 μg/m3 (48) 48.0
 
Jan. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 1.14 ppb (13) 19.0 μg/m3 (17) 6.9 μg/m3 (29) 29.0
 
Jan. 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.13 ppb (13) 15.0 μg/m3 (14) 8.2 μg/m3 (34) 34.0
 
Jan. 13, 2019, noon N/A N/A N/A N/A N/A N/A N/A 1.09 ppb (12) 24.0 μg/m3 (22) 8.3 μg/m3 (35) 35.0
 
Jan. 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 1.09 ppb (12) 24.0 μg/m3 (22) 30.3 μg/m3 (89) 89.0
 
Jan. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 1.1 ppb (12) 19.0 μg/m3 (17) 9.4 μg/m3 (39) 39.0
 
Jan. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 1.12 ppb (12) 25.0 μg/m3 (23) 9.7 μg/m3 (40) 40.0
 
Jan. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (13) 23.0 μg/m3 (21) 9.3 μg/m3 (39) 39.0
 
Jan. 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (13) 47.0 μg/m3 (43) 16.6 μg/m3 (60) 60.0
 
Jan. 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 1.25 ppb (14) 50.0 μg/m3 (45) 9.8 μg/m3 (41) 45.0
 
Jan. 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 1.49 ppb (17) 74.0 μg/m3 (60) 21.6 μg/m3 (70) 70.0
 
Jan. 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 1.57 ppb (17) 142.0 μg/m3 (94) 31.3 μg/m3 (91) 94.0
 
Jan. 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 2.2 ppb (24) 117.0 μg/m3 (81) 28.6 μg/m3 (85) 85.0
 
Jan. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.95 ppb (22) 90.0 μg/m3 (68) 16.5 μg/m3 (60) 68.0
 
Jan. 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 1.74 ppb (19) 56.0 μg/m3 (50) 18.0 μg/m3 (63) 63.0
 
Jan. 13, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 1.31 ppb (15) 61.0 μg/m3 (53) 12.8 μg/m3 (52) 53.0
 
Jan. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.26 ppb (14) 75.0 μg/m3 (60) 22.1 μg/m3 (71) 71.0
 
Jan. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.28 ppb (14) 83.0 μg/m3 (64) 20.3 μg/m3 (68) 68.0
 
Jan. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 1.38 ppb (15) 78.0 μg/m3 (62) 22.1 μg/m3 (71) 71.0
 
Jan. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 1.36 ppb (15) 68.0 μg/m3 (56) 20.4 μg/m3 (68) 68.0
 
Jan. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.35 ppb (15) 80.0 μg/m3 (62) 21.9 μg/m3 (71) 71.0
 
Jan. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.39 ppb (15) 68.0 μg/m3 (56) 27.5 μg/m3 (83) 83.0
 
Jan. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.6 ppb (18) 97.0 μg/m3 (71) 39.2 μg/m3 (109) 109.0
 
Jan. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 2.11 ppb (23) 96.0 μg/m3 (70) 38.1 μg/m3 (106) 106.0
 
Jan. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 2.17 ppb (24) 69.0 μg/m3 (57) 28.1 μg/m3 (84) 84.0
 
Jan. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 1.67 ppb (19) 53.0 μg/m3 (48) 22.1 μg/m3 (71) 71.0
 
Jan. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.47 ppb (16) 59.0 μg/m3 (52) 27.3 μg/m3 (83) 83.0
 
Jan. 12, 2019, noon N/A N/A N/A N/A N/A N/A N/A 1.35 ppb (15) 52.0 μg/m3 (47) 21.9 μg/m3 (71) 71.0
 
Jan. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 1.28 ppb (14) 53.0 μg/m3 (48) 20.8 μg/m3 (69) 69.0
 
Jan. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 1.29 ppb (14) 51.0 μg/m3 (46) 20.3 μg/m3 (68) 68.0
 
Jan. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 1.51 ppb (17) 53.0 μg/m3 (48) 27.9 μg/m3 (84) 84.0
 
Jan. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 1.4 ppb (16) 145.0 μg/m3 (95) 96.4 μg/m3 (172) 172.0
 
Jan. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.77 ppb (20) 43.0 μg/m3 (39) 31.0 μg/m3 (90) 90.0
 
Jan. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 2.08 ppb (23) 40.0 μg/m3 (36) 27.3 μg/m3 (83) 83.0
 
Jan. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 2.4 ppb (27) 39.0 μg/m3 (35) 16.4 μg/m3 (59) 59.0
 
Jan. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 1.72 ppb (19) 88.0 μg/m3 (66) 32.2 μg/m3 (93) 93.0
 
Jan. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.51 ppb (17) 165.0 μg/m3 (105) 31.5 μg/m3 (91) 105.0
 
Jan. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 1.94 ppb (22) 130.0 μg/m3 (88) 25.6 μg/m3 (79) 88.0
 
Jan. 12, 2019, midnight N/A N/A N/A N/A N/A N/A N/A 1.58 ppb (18) 100.0 μg/m3 (72) 22.7 μg/m3 (73) 73.0
 
Jan. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 1.43 ppb (16) 130.0 μg/m3 (88) 33.8 μg/m3 (96) 96.0
 
Jan. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.53 ppb (17) 137.0 μg/m3 (91) 30.7 μg/m3 (90) 91.0
 
Jan. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 1.53 ppb (17) 117.0 μg/m3 (81) 26.7 μg/m3 (81) 81.0
 
Jan. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 1.37 ppb (15) 100.0 μg/m3 (72) 29.2 μg/m3 (87) 87.0
 
Jan. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.39 ppb (15) 117.0 μg/m3 (81) 29.4 μg/m3 (87) 87.0
 
Jan. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.48 ppb (16) 111.0 μg/m3 (78) 40.2 μg/m3 (112) 112.0
 
Jan. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.52 ppb (17) 129.0 μg/m3 (87) 40.3 μg/m3 (112) 112.0
 
Jan. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 1.84 ppb (20) 145.0 μg/m3 (95) 44.8 μg/m3 (123) 123.0
 
Jan. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 2.07 ppb (23) 161.0 μg/m3 (103) 44.2 μg/m3 (122) 122.0
 
Jan. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 2.05 ppb (23) 103.0 μg/m3 (74) 38.0 μg/m3 (106) 106.0
 
Jan. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.65 ppb (18) 86.0 μg/m3 (66) 30.6 μg/m3 (90) 90.0