AQSQID: 80011G001

Site Name: Estaci¢N Seguridad P£Blica

Location: Celaya, MX

Reporting: True, Located: True

Current AQI: 86.0

Celaya MX, MX: 20.518317, -100.81591

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 12, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 73.0 ppb (57) 0.28 ppb (3) 69.0 μg/m3 (57) 13.1 μg/m3 (52) 57.0
 
April 12, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 69.0 ppb (53) 0.33 ppb (4) 66.0 μg/m3 (56) 9.3 μg/m3 (39) 56.0
 
April 12, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 67.0 ppb (52) 0.33 ppb (4) 86.0 μg/m3 (66) 12.5 μg/m3 (51) 66.0
 
April 12, 2019, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 62.0 ppb (48) 0.37 ppb (4) 103.0 μg/m3 (74) 15.7 μg/m3 (58) 74.0
 
April 12, 2019, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 51.0 ppb (39) 0.48 ppb (5) 97.0 μg/m3 (71) 23.6 μg/m3 (75) 75.0
 
April 12, 2019, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 39.0 ppb (30) 0.66 ppb (7) 182.0 μg/m3 (114) 31.8 μg/m3 (92) 114.0
 
April 12, 2019, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 8.0 ppb (6) 1.84 ppb (20) 124.0 μg/m3 (84) 36.9 μg/m3 (104) 104.0
 
April 12, 2019, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 6.0 ppb (5) 1.24 ppb (14) 90.0 μg/m3 (68) 33.4 μg/m3 (96) 96.0
 
April 12, 2019, noon N/A N/A N/A N/A N/A 10.0 ppb (14) 7.0 ppb (5) 0.74 ppb (8) 68.0 μg/m3 (56) 30.2 μg/m3 (89) 89.0
 
April 12, 2019, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 23.0 ppb (18) 0.4 ppb (4) 53.0 μg/m3 (48) 20.5 μg/m3 (68) 68.0
 
April 12, 2019, 10 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 36.0 ppb (28) 0.29 ppb (3) 62.0 μg/m3 (54) 22.1 μg/m3 (71) 71.0
 
April 12, 2019, 9 a.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 28.0 ppb (22) 0.41 ppb (5) 64.0 μg/m3 (54) 28.1 μg/m3 (84) 84.0
 
April 12, 2019, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 27.0 ppb (21) 0.39 ppb (4) 71.0 μg/m3 (58) 23.0 μg/m3 (73) 73.0
 
April 12, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (17) 0.4 ppb (4) 65.0 μg/m3 (55) 22.9 μg/m3 (73) 73.0
 
April 12, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (29) 0.33 ppb (4) 54.0 μg/m3 (49) 20.0 μg/m3 (67) 67.0
 
April 12, 2019, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 54.0 ppb (42) 0.25 ppb (3) 49.0 μg/m3 (45) 19.1 μg/m3 (65) 65.0
 
April 12, 2019, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 49.0 ppb (38) 0.41 ppb (5) 102.0 μg/m3 (74) 32.3 μg/m3 (93) 93.0
 
April 12, 2019, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 46.0 ppb (35) 0.59 ppb (7) 78.0 μg/m3 (62) 33.8 μg/m3 (96) 96.0
 
April 12, 2019, 1 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 63.0 ppb (48) 0.45 ppb (5) 97.0 μg/m3 (71) 25.9 μg/m3 (80) 80.0
 
April 12, 2019, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 71.0 ppb (55) 0.39 ppb (4) 98.0 μg/m3 (72) 16.9 μg/m3 (60) 72.0
 
April 11, 2019, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 73.0 ppb (57) 0.34 ppb (4) 97.0 μg/m3 (71) 6.8 μg/m3 (28) 71.0
 
April 11, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 71.0 ppb (55) 0.29 ppb (3) 83.0 μg/m3 (64) 11.2 μg/m3 (47) 64.0
 
April 11, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 71.0 ppb (55) 0.27 ppb (3) 104.0 μg/m3 (74) 9.9 μg/m3 (41) 74.0
 
April 11, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 68.0 ppb (52) 0.27 ppb (3) 93.0 μg/m3 (69) 11.9 μg/m3 (50) 69.0
 
April 11, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 67.0 ppb (52) 0.24 ppb (3) 85.0 μg/m3 (65) 6.9 μg/m3 (29) 65.0
 
April 11, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 65.0 ppb (50) 0.26 ppb (3) 81.0 μg/m3 (63) 6.1 μg/m3 (25) 63.0
 
April 11, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 63.0 ppb (48) 0.25 ppb (3) 69.0 μg/m3 (57) 7.7 μg/m3 (32) 57.0
 
April 11, 2019, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 58.0 ppb (45) 0.27 ppb (3) 114.0 μg/m3 (80) 14.2 μg/m3 (55) 80.0
 
April 11, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (28) 0.54 ppb (6) 145.0 μg/m3 (95) 17.3 μg/m3 (61) 95.0
 
April 11, 2019, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 13.0 ppb (10) 1.43 ppb (16) 102.0 μg/m3 (74) 23.7 μg/m3 (75) 75.0
 
April 11, 2019, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 13.0 ppb (10) 1.16 ppb (13) 41.0 μg/m3 (37) 13.8 μg/m3 (54) 54.0
 
April 11, 2019, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (30) 0.35 ppb (4) 48.0 μg/m3 (44) 11.2 μg/m3 (47) 47.0
 
April 11, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 46.0 ppb (35) 0.2 ppb (2) 59.0 μg/m3 (52) 14.5 μg/m3 (55) 55.0
 
April 11, 2019, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 47.0 ppb (36) 0.18 ppb (2) 53.0 μg/m3 (48) 12.8 μg/m3 (52) 52.0
 
April 11, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 44.0 ppb (34) 0.21 ppb (2) 70.0 μg/m3 (58) 22.2 μg/m3 (72) 72.0
 
April 11, 2019, 8 a.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 32.0 ppb (25) 0.3 ppb (3) 71.0 μg/m3 (58) 28.9 μg/m3 (86) 86.0
 
April 11, 2019, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 34.0 ppb (26) 0.28 ppb (3) 56.0 μg/m3 (50) 19.9 μg/m3 (67) 67.0
 
April 11, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 48.0 ppb (37) 0.23 ppb (3) 58.0 μg/m3 (52) 19.6 μg/m3 (66) 66.0
 
April 10, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 79.0 ppb (62) 0.27 ppb (3) 75.0 μg/m3 (60) 5.6 μg/m3 (23) 62.0
 
April 10, 2019, 10 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 81.0 ppb (63) 0.28 ppb (3) 78.0 μg/m3 (62) 7.9 μg/m3 (33) 63.0
 
April 10, 2019, 9 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 79.0 ppb (62) 0.27 ppb (3) 68.0 μg/m3 (56) 12.9 μg/m3 (52) 62.0
 
April 10, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 70.0 ppb (54) 0.32 ppb (4) 73.0 μg/m3 (59) 10.6 μg/m3 (44) 59.0
 
April 10, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 71.0 ppb (55) 0.25 ppb (3) 71.0 μg/m3 (58) 10.9 μg/m3 (45) 58.0
 
April 10, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 68.0 ppb (52) 0.27 ppb (3) 78.0 μg/m3 (62) 12.3 μg/m3 (51) 62.0
 
April 10, 2019, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 56.0 ppb (43) 0.31 ppb (3) 68.0 μg/m3 (56) 12.9 μg/m3 (52) 56.0
 
April 10, 2019, 4 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 42.0 ppb (32) 0.32 ppb (4) 91.0 μg/m3 (68) 6.6 μg/m3 (28) 68.0
 
April 10, 2019, 3 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 22.0 ppb (17) 0.62 ppb (7) 95.0 μg/m3 (70) 13.9 μg/m3 (54) 70.0
 
April 10, 2019, 2 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 11.0 ppb (8) 0.78 ppb (9) 70.0 μg/m3 (58) 19.4 μg/m3 (66) 66.0
 
April 10, 2019, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 5.0 ppb (4) 0.67 ppb (7) 82.0 μg/m3 (64) 13.3 μg/m3 (53) 64.0
 
April 10, 2019, noon N/A N/A N/A N/A N/A 10.0 ppb (14) 9.0 ppb (7) 0.46 ppb (5) 80.0 μg/m3 (62) 12.4 μg/m3 (51) 62.0
 
April 10, 2019, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 24.0 ppb (18) 0.22 ppb (2) 178.0 μg/m3 (112) 11.1 μg/m3 (46) 112.0
 
April 10, 2019, 10 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 25.0 ppb (19) 0.2 ppb (2) 47.0 μg/m3 (43) 13.8 μg/m3 (54) 54.0
 
April 10, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 21.0 ppb (16) 0.2 ppb (2) 53.0 μg/m3 (48) 7.5 μg/m3 (31) 48.0
 
April 10, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 28.0 ppb (22) 0.29 ppb (3) 52.0 μg/m3 (47) 17.8 μg/m3 (62) 62.0
 
April 10, 2019, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 27.0 ppb (21) 0.3 ppb (3) 44.0 μg/m3 (40) 18.2 μg/m3 (63) 63.0
 
April 10, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 41.0 ppb (32) 0.21 ppb (2) 50.0 μg/m3 (45) 14.9 μg/m3 (56) 56.0
 
April 10, 2019, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) 0.6 ppb (7) 79.0 μg/m3 (62) 33.4 μg/m3 (96) 96.0
 
April 10, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (9) 0.8 ppb (9) 76.0 μg/m3 (60) 23.6 μg/m3 (75) 75.0
 
April 10, 2019, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 20.0 ppb (15) 0.81 ppb (9) 35.0 μg/m3 (32) 30.1 μg/m3 (89) 89.0
 
April 10, 2019, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 50.0 ppb (38) 0.47 ppb (5) 25.0 μg/m3 (23) 16.6 μg/m3 (60) 60.0
 
April 10, 2019, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 57.0 ppb (44) 0.37 ppb (4) 27.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
April 9, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 61.0 ppb (47) 0.25 ppb (3) 32.0 μg/m3 (29) 2.4 μg/m3 (10) 47.0
 
April 9, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 61.0 ppb (47) 0.25 ppb (3) 44.0 μg/m3 (40) 3.6 μg/m3 (15) 47.0
 
April 9, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 65.0 ppb (50) 0.24 ppb (3) 31.0 μg/m3 (28) 5.3 μg/m3 (22) 50.0
 
April 9, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 68.0 ppb (52) 0.28 ppb (3) 42.0 μg/m3 (38) 5.0 μg/m3 (21) 52.0
 
April 9, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 72.0 ppb (56) 0.31 ppb (3) 43.0 μg/m3 (39) 7.2 μg/m3 (30) 56.0
 
April 9, 2019, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 66.0 ppb (51) 0.29 ppb (3) 50.0 μg/m3 (45) 5.5 μg/m3 (23) 51.0
 
April 9, 2019, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 57.0 ppb (44) 0.35 ppb (4) 81.0 μg/m3 (63) 9.4 μg/m3 (39) 63.0
 
April 9, 2019, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 41.0 ppb (32) 0.41 ppb (5) 75.0 μg/m3 (60) 11.6 μg/m3 (48) 60.0
 
April 9, 2019, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 34.0 ppb (26) 0.43 ppb (5) 70.0 μg/m3 (58) 7.0 μg/m3 (29) 58.0
 
April 9, 2019, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 18.0 ppb (14) 0.72 ppb (8) 57.0 μg/m3 (51) 8.3 μg/m3 (35) 51.0
 
April 9, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 10.0 ppb (8) 0.6 ppb (7) 47.0 μg/m3 (43) 21.6 μg/m3 (70) 70.0
 
April 9, 2019, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) 0.41 ppb (5) 24.0 μg/m3 (22) 7.7 μg/m3 (32) 32.0
 
April 9, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 36.0 ppb (28) 0.23 ppb (3) 30.0 μg/m3 (27) 10.7 μg/m3 (45) 45.0
 
April 9, 2019, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 41.0 ppb (32) 0.21 ppb (2) 28.0 μg/m3 (25) 12.3 μg/m3 (51) 51.0
 
April 9, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 43.0 ppb (33) 0.21 ppb (2) 35.0 μg/m3 (32) 12.8 μg/m3 (52) 52.0
 
April 9, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (37) 0.19 ppb (2) 37.0 μg/m3 (34) 15.8 μg/m3 (58) 58.0
 
April 9, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 48.0 ppb (37) 0.21 ppb (2) 44.0 μg/m3 (40) 15.7 μg/m3 (58) 58.0
 
April 9, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 51.0 ppb (39) 0.18 ppb (2) 98.0 μg/m3 (72) 16.4 μg/m3 (59) 72.0
 
April 9, 2019, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 50.0 ppb (38) 0.23 ppb (3) 112.0 μg/m3 (78) 16.6 μg/m3 (60) 78.0
 
April 9, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 47.0 ppb (36) 0.27 ppb (3) 143.0 μg/m3 (94) 26.7 μg/m3 (81) 94.0
 
April 9, 2019, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (31) 0.4 ppb (4) N/A 49.5 μg/m3 (135) 135.0
 
April 9, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 54.0 ppb (42) 0.39 ppb (4) 63.0 μg/m3 (54) 22.9 μg/m3 (73) 73.0
 
April 9, 2019, midnight N/A N/A N/A N/A N/A 8.0 ppb (11) 64.0 ppb (49) 0.34 ppb (4) 81.0 μg/m3 (63) 18.2 μg/m3 (63) 63.0
 
April 8, 2019, 11 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 75.0 ppb (58) 0.33 ppb (4) 65.0 μg/m3 (55) 16.6 μg/m3 (60) 60.0
 
April 8, 2019, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 71.0 ppb (55) 0.27 ppb (3) 62.0 μg/m3 (54) 15.5 μg/m3 (57) 57.0
 
April 8, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 77.0 ppb (60) 0.28 ppb (3) 64.0 μg/m3 (54) 11.1 μg/m3 (46) 60.0
 
April 8, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 79.0 ppb (62) 0.33 ppb (4) 64.0 μg/m3 (54) 11.7 μg/m3 (49) 62.0
 
April 8, 2019, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 79.0 ppb (62) 0.37 ppb (4) 57.0 μg/m3 (51) 18.0 μg/m3 (63) 63.0
 
April 8, 2019, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 69.0 ppb (53) 0.38 ppb (4) 72.0 μg/m3 (58) 13.5 μg/m3 (53) 58.0
 
April 8, 2019, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 59.0 ppb (45) 0.39 ppb (4) 93.0 μg/m3 (69) 24.0 μg/m3 (76) 76.0
 
April 8, 2019, 4 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 44.0 ppb (34) 0.49 ppb (5) 125.0 μg/m3 (85) 46.4 μg/m3 (127) 127.0
 
April 8, 2019, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 18.0 ppb (14) 0.81 ppb (9) 109.0 μg/m3 (77) 31.8 μg/m3 (92) 92.0
 
April 8, 2019, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 10.0 ppb (8) 1.05 ppb (12) 122.0 μg/m3 (84) 26.6 μg/m3 (81) 84.0
 
April 8, 2019, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 4.0 ppb (3) 1.03 ppb (11) 126.0 μg/m3 (86) 42.7 μg/m3 (118) 118.0
 
April 8, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 4.0 ppb (3) 0.73 ppb (8) 93.0 μg/m3 (69) 37.4 μg/m3 (105) 105.0
 
April 8, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A 0.6 ppb (7) 88.0 μg/m3 (66) 24.2 μg/m3 (76) 76.0
 
April 8, 2019, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (2) 0.45 ppb (5) 72.0 μg/m3 (58) 23.8 μg/m3 (75) 75.0
 
April 8, 2019, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (9) 0.35 ppb (4) 65.0 μg/m3 (55) 24.7 μg/m3 (77) 77.0
 
April 8, 2019, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 16.0 ppb (12) 0.27 ppb (3) 52.0 μg/m3 (47) 19.3 μg/m3 (66) 66.0
 
April 8, 2019, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 30.0 ppb (23) 0.23 ppb (3) 57.0 μg/m3 (51) 16.6 μg/m3 (60) 60.0
 
April 8, 2019, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 28.0 ppb (22) 0.24 ppb (3) 47.0 μg/m3 (43) 13.6 μg/m3 (53) 53.0
 
April 8, 2019, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 42.0 ppb (32) 0.24 ppb (3) 95.0 μg/m3 (70) 27.2 μg/m3 (82) 82.0
 
April 8, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (31) 0.37 ppb (4) 115.0 μg/m3 (80) 27.0 μg/m3 (82) 82.0
 
April 8, 2019, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 40.0 ppb (31) 0.44 ppb (5) N/A 34.4 μg/m3 (98) 98.0
 
April 8, 2019, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 60.0 ppb (46) 0.25 ppb (3) 34.0 μg/m3 (31) 15.5 μg/m3 (57) 57.0
 
April 8, 2019, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 63.0 ppb (48) 0.2 ppb (2) 35.0 μg/m3 (32) 12.6 μg/m3 (51) 51.0
 
April 7, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 67.0 ppb (52) 0.15 ppb (2) 44.0 μg/m3 (40) 7.2 μg/m3 (30) 52.0
 
April 7, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 66.0 ppb (51) 0.16 ppb (2) 45.0 μg/m3 (41) 9.6 μg/m3 (40) 51.0
 
April 7, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 65.0 ppb (50) 0.21 ppb (2) 46.0 μg/m3 (42) 9.8 μg/m3 (41) 50.0
 
April 7, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 62.0 ppb (48) 0.21 ppb (2) 42.0 μg/m3 (38) 12.1 μg/m3 (50) 50.0
 
April 7, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 60.0 ppb (46) 0.17 ppb (2) 39.0 μg/m3 (35) 8.0 μg/m3 (33) 46.0
 
April 7, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 57.0 ppb (44) 0.15 ppb (2) 51.0 μg/m3 (46) 15.6 μg/m3 (58) 58.0
 
April 7, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 56.0 ppb (43) 0.23 ppb (3) 59.0 μg/m3 (52) 12.4 μg/m3 (51) 52.0
 
April 7, 2019, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 50.0 ppb (38) 0.34 ppb (4) 77.0 μg/m3 (61) 20.5 μg/m3 (68) 68.0
 
April 7, 2019, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 30.0 ppb (23) 0.58 ppb (6) 86.0 μg/m3 (66) 20.6 μg/m3 (68) 68.0
 
April 7, 2019, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 13.0 ppb (10) 0.68 ppb (8) 106.0 μg/m3 (76) 23.3 μg/m3 (74) 76.0
 
April 7, 2019, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 2.0 ppb (2) 0.74 ppb (8) 82.0 μg/m3 (64) 28.6 μg/m3 (85) 85.0
 
April 7, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 3.0 ppb (2) 0.59 ppb (7) 78.0 μg/m3 (62) 31.5 μg/m3 (91) 91.0
 
April 7, 2019, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 12.0 ppb (9) 0.54 ppb (6) 83.0 μg/m3 (64) 30.6 μg/m3 (90) 90.0
 
April 7, 2019, 10 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 16.0 ppb (12) 0.39 ppb (4) 103.0 μg/m3 (74) 29.2 μg/m3 (87) 87.0
 
April 7, 2019, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 11.0 ppb (8) 0.49 ppb (5) 68.0 μg/m3 (56) 24.7 μg/m3 (77) 77.0
 
April 7, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (13) 0.5 ppb (6) 66.0 μg/m3 (56) 23.0 μg/m3 (73) 73.0
 
April 7, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) 0.45 ppb (5) 44.0 μg/m3 (40) 22.5 μg/m3 (72) 72.0
 
April 7, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 41.0 ppb (32) 0.22 ppb (2) 44.0 μg/m3 (40) 12.8 μg/m3 (52) 52.0
 
April 7, 2019, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (35) 0.22 ppb (2) 48.0 μg/m3 (44) 18.5 μg/m3 (64) 64.0
 
April 7, 2019, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 46.0 ppb (35) 0.24 ppb (3) 54.0 μg/m3 (49) 23.1 μg/m3 (74) 74.0
 
April 7, 2019, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 41.0 ppb (32) 0.3 ppb (3) 66.0 μg/m3 (56) 25.5 μg/m3 (79) 79.0
 
April 7, 2019, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 48.0 ppb (37) 0.27 ppb (3) 85.0 μg/m3 (65) 29.6 μg/m3 (87) 87.0
 
April 7, 2019, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 53.0 ppb (41) 0.2 ppb (2) 89.0 μg/m3 (67) 26.5 μg/m3 (81) 81.0
 
April 7, 2019, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 60.0 ppb (46) 0.16 ppb (2) 75.0 μg/m3 (60) 21.9 μg/m3 (71) 71.0
 
April 6, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 61.0 ppb (47) 0.18 ppb (2) 76.0 μg/m3 (60) 7.4 μg/m3 (31) 60.0
 
April 6, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 61.0 ppb (47) 0.2 ppb (2) 103.0 μg/m3 (74) 8.2 μg/m3 (34) 74.0
 
April 6, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 58.0 ppb (45) 0.22 ppb (2) 91.0 μg/m3 (68) 12.9 μg/m3 (52) 68.0
 
April 6, 2019, 8 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 62.0 ppb (48) 0.29 ppb (3) 111.0 μg/m3 (78) 17.8 μg/m3 (62) 78.0
 
April 6, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 62.0 ppb (48) 0.26 ppb (3) 147.0 μg/m3 (96) 22.2 μg/m3 (72) 96.0
 
April 6, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 60.0 ppb (46) 0.25 ppb (3) 89.0 μg/m3 (67) 18.9 μg/m3 (65) 67.0
 
April 6, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 60.0 ppb (46) 0.44 ppb (5) 63.0 μg/m3 (54) 14.1 μg/m3 (54) 54.0
 
April 6, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (37) 0.36 ppb (4) 101.0 μg/m3 (73) 15.6 μg/m3 (58) 73.0
 
April 6, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 26.0 ppb (20) 0.48 ppb (5) 98.0 μg/m3 (72) 19.3 μg/m3 (66) 72.0
 
April 6, 2019, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 13.0 ppb (10) 0.82 ppb (9) 104.0 μg/m3 (74) 30.4 μg/m3 (89) 89.0
 
April 6, 2019, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 16.0 ppb (12) 0.75 ppb (8) 61.0 μg/m3 (53) 27.3 μg/m3 (83) 83.0
 
April 6, 2019, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 21.0 ppb (16) 0.32 ppb (4) 63.0 μg/m3 (54) 28.5 μg/m3 (85) 85.0
 
April 6, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 28.0 ppb (22) 0.29 ppb (3) 53.0 μg/m3 (48) 20.2 μg/m3 (67) 67.0
 
April 6, 2019, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (30) 0.24 ppb (3) 81.0 μg/m3 (63) 29.3 μg/m3 (87) 87.0
 
April 5, 2019, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 70.0 ppb (54) 0.32 ppb (4) 104.0 μg/m3 (74) 20.5 μg/m3 (68) 74.0
 
April 5, 2019, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 69.0 ppb (53) 0.33 ppb (4) 203.0 μg/m3 (124) 22.2 μg/m3 (72) 124.0
 
April 5, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 67.0 ppb (52) 0.34 ppb (4) 85.0 μg/m3 (65) 21.0 μg/m3 (69) 69.0
 
April 5, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 70.0 ppb (54) 0.36 ppb (4) 94.0 μg/m3 (70) 20.7 μg/m3 (69) 70.0
 
April 5, 2019, 7 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 67.0 ppb (52) 0.28 ppb (3) 86.0 μg/m3 (66) 23.0 μg/m3 (73) 73.0
 
April 5, 2019, 6 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 63.0 ppb (48) 0.31 ppb (3) 93.0 μg/m3 (69) 18.3 μg/m3 (63) 69.0
 
April 5, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 55.0 ppb (42) 0.32 ppb (4) 152.0 μg/m3 (98) 29.3 μg/m3 (87) 98.0
 
April 5, 2019, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 34.0 ppb (26) 0.7 ppb (8) 147.0 μg/m3 (96) 33.7 μg/m3 (96) 96.0
 
April 5, 2019, 3 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 14.0 ppb (11) 0.96 ppb (11) 99.0 μg/m3 (72) 33.7 μg/m3 (96) 96.0
 
April 5, 2019, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 10.0 ppb (8) 0.57 ppb (6) 86.0 μg/m3 (66) 26.3 μg/m3 (80) 80.0
 
April 5, 2019, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 5.0 ppb (4) 0.51 ppb (6) 83.0 μg/m3 (64) 31.3 μg/m3 (91) 91.0
 
April 5, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 6.0 ppb (5) 0.43 ppb (5) 61.0 μg/m3 (53) 30.6 μg/m3 (90) 90.0
 
April 5, 2019, 11 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 16.0 ppb (12) 0.32 ppb (4) 76.0 μg/m3 (60) 25.8 μg/m3 (79) 79.0
 
April 5, 2019, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 5.0 ppb (4) 0.38 ppb (4) 71.0 μg/m3 (58) 29.0 μg/m3 (86) 86.0
 
April 5, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 9.0 ppb (7) 0.38 ppb (4) 91.0 μg/m3 (68) 25.9 μg/m3 (80) 80.0
 
April 5, 2019, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 9.0 ppb (7) 0.34 ppb (4) 124.0 μg/m3 (84) 41.7 μg/m3 (116) 116.0
 
April 5, 2019, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 11.0 ppb (8) 0.61 ppb (7) 73.0 μg/m3 (59) 35.8 μg/m3 (101) 101.0
 
April 5, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (27) 0.32 ppb (4) 65.0 μg/m3 (55) 22.2 μg/m3 (72) 72.0
 
April 5, 2019, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 40.0 ppb (31) 0.31 ppb (3) 77.0 μg/m3 (61) 23.3 μg/m3 (74) 74.0
 
April 5, 2019, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 42.0 ppb (32) 0.44 ppb (5) 101.0 μg/m3 (73) 26.4 μg/m3 (81) 81.0
 
April 5, 2019, 3 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 34.0 ppb (26) 0.65 ppb (7) 119.0 μg/m3 (82) 42.0 μg/m3 (116) 116.0
 
April 5, 2019, 2 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 38.0 ppb (29) 0.67 ppb (7) 65.0 μg/m3 (55) 38.5 μg/m3 (108) 108.0
 
April 5, 2019, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 61.0 ppb (47) 0.35 ppb (4) 128.0 μg/m3 (86) 23.3 μg/m3 (74) 86.0