AQSQID: 80011G001

Site Name: Estaci¢N Seguridad P£Blica

Location: Celaya, MX

Reporting: True, Located: True

Current AQI: 51.0

Celaya MX, MX: 20.518317, -100.81591

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 31.0 ppb (24) 0.98 ppb (11) 45.0 μg/m3 (41) 12.4 μg/m3 (51) 51.0
 
Sept. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 18.0 ppb (14) 1.08 ppb (12) 40.0 μg/m3 (36) 19.5 μg/m3 (66) 66.0
 
Sept. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (11) 1.04 ppb (12) 27.0 μg/m3 (25) 24.5 μg/m3 (77) 77.0
 
Sept. 21, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 18.0 ppb (14) 0.86 ppb (10) 27.0 μg/m3 (25) 18.7 μg/m3 (64) 64.0
 
Sept. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (13) 0.82 ppb (9) 40.0 μg/m3 (36) 17.5 μg/m3 (62) 62.0
 
Sept. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (12) 0.84 ppb (9) 46.0 μg/m3 (42) 31.2 μg/m3 (91) 91.0
 
Sept. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 18.0 ppb (14) 0.89 ppb (10) 49.0 μg/m3 (45) 41.0 μg/m3 (114) 114.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 24.0 ppb (18) 0.89 ppb (10) 24.0 μg/m3 (22) 30.5 μg/m3 (89) 89.0
 
Sept. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 37.0 ppb (28) 0.86 ppb (10) 22.0 μg/m3 (20) 16.7 μg/m3 (60) 60.0
 
Sept. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 42.0 ppb (32) 0.82 ppb (9) 27.0 μg/m3 (25) 18.9 μg/m3 (65) 65.0
 
Sept. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 48.0 ppb (37) 0.8 ppb (9) 27.0 μg/m3 (25) 21.5 μg/m3 (70) 70.0
 
Sept. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 48.0 ppb (37) 0.82 ppb (9) 41.0 μg/m3 (37) 15.3 μg/m3 (57) 57.0
 
Sept. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 46.0 ppb (35) 0.9 ppb (10) 42.0 μg/m3 (38) 30.4 μg/m3 (89) 89.0
 
Sept. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 37.0 ppb (28) 1.17 ppb (13) 34.0 μg/m3 (31) 20.6 μg/m3 (68) 68.0
 
Sept. 21, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) 42.0 ppb (32) 1.17 ppb (13) 33.0 μg/m3 (30) 22.5 μg/m3 (72) 72.0
 
Sept. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) 0.98 ppb (11) 23.0 μg/m3 (21) 11.5 μg/m3 (48) 48.0
 
Sept. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 66.0 ppb (51) 0.79 ppb (9) 25.0 μg/m3 (23) 4.5 μg/m3 (19) 51.0
 
Sept. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 68.0 ppb (52) 0.81 ppb (9) 30.0 μg/m3 (27) 4.0 μg/m3 (17) 52.0
 
Sept. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 70.0 ppb (54) 0.88 ppb (10) 36.0 μg/m3 (33) 11.0 μg/m3 (46) 54.0
 
Sept. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 70.0 ppb (54) 0.93 ppb (10) 38.0 μg/m3 (35) 12.2 μg/m3 (50) 54.0
 
Sept. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 60.0 ppb (46) 0.93 ppb (10) N/A 20.1 μg/m3 (67) 67.0
 
Sept. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 45.0 ppb (35) 1.01 ppb (11) N/A 26.5 μg/m3 (81) 81.0
 
Sept. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (25) 1.09 ppb (12) 41.0 μg/m3 (37) 25.2 μg/m3 (78) 78.0
 
Sept. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (18) 1.16 ppb (13) 35.0 μg/m3 (32) 16.2 μg/m3 (59) 59.0
 
Sept. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (12) N/A 27.0 μg/m3 (25) 35.7 μg/m3 (100) 100.0
 
Sept. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 12.0 ppb (9) N/A 15.0 μg/m3 (14) 25.3 μg/m3 (78) 78.0
 
Sept. 20, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) 12.0 ppb (9) N/A 13.0 μg/m3 (12) 19.0 μg/m3 (65) 65.0
 
Sept. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 31.0 ppb (24) N/A 8.0 μg/m3 (7) 12.7 μg/m3 (51) 51.0
 
Sept. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 36.0 ppb (28) N/A 6.0 μg/m3 (5) 8.8 μg/m3 (37) 37.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 44.0 ppb (34) N/A 9.0 μg/m3 (8) 6.3 μg/m3 (26) 34.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 38.0 ppb (29) N/A 11.0 μg/m3 (10) 11.6 μg/m3 (48) 48.0
 
Sept. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 37.0 ppb (28) N/A 11.0 μg/m3 (10) 15.0 μg/m3 (56) 56.0
 
Sept. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 37.0 ppb (28) N/A 12.0 μg/m3 (11) 11.9 μg/m3 (50) 50.0
 
Sept. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 44.0 ppb (34) N/A 15.0 μg/m3 (14) 3.1 μg/m3 (13) 34.0
 
Sept. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 36.0 ppb (28) N/A 17.0 μg/m3 (15) 2.0 μg/m3 (8) 28.0
 
Sept. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 28.0 ppb (22) N/A 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 23.0 ppb (18) N/A 20.0 μg/m3 (18) 2.3 μg/m3 (10) 18.0
 
Sept. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 17.0 ppb (13) N/A 21.0 μg/m3 (19) 1.1 μg/m3 (5) 19.0
 
Sept. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 11.0 ppb (8) N/A 10.0 μg/m3 (9) 2.5 μg/m3 (10) 10.0
 
Sept. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 8.0 μg/m3 (7) 9.3 μg/m3 (39) 39.0
 
Sept. 19, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 8.0 μg/m3 (7) 7.6 μg/m3 (32) 32.0
 
Sept. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 7.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 7.0 μg/m3 (6) 12.6 μg/m3 (51) 51.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 6.0 μg/m3 (5) 8.1 μg/m3 (34) 34.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 7.0 μg/m3 (6) 6.3 μg/m3 (26) 26.0
 
Sept. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 10.0 μg/m3 (9) 4.8 μg/m3 (20) 20.0
 
Sept. 19, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 38.0 μg/m3 (35) 5.2 μg/m3 (22) 35.0
 
Sept. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 34.0 μg/m3 (31) 9.3 μg/m3 (39) 39.0
 
Sept. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 64.0 μg/m3 (54) 33.7 μg/m3 (96) 96.0
 
Sept. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 31.0 μg/m3 (28) 14.3 μg/m3 (55) 55.0
 
Sept. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 46.0 μg/m3 (42) 20.0 μg/m3 (67) 67.0
 
Sept. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A 26.0 μg/m3 (24) 13.8 μg/m3 (54) 54.0
 
Sept. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 32.0 μg/m3 (29) 1.9 μg/m3 (8) 29.0
 
Sept. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 36.0 μg/m3 (33) 4.9 μg/m3 (20) 33.0
 
Sept. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A N/A 42.0 μg/m3 (38) 4.1 μg/m3 (17) 38.0
 
Sept. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) N/A N/A 54.0 μg/m3 (49) 13.6 μg/m3 (53) 53.0
 
Sept. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 54.0 ppb (42) N/A 49.0 μg/m3 (45) 21.9 μg/m3 (71) 71.0
 
Sept. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 54.0 ppb (42) N/A 40.0 μg/m3 (36) 25.9 μg/m3 (80) 80.0
 
Sept. 18, 2019, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 54.0 ppb (42) N/A 25.0 μg/m3 (23) 17.3 μg/m3 (61) 61.0
 
Sept. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 54.0 ppb (42) N/A 32.0 μg/m3 (29) 21.3 μg/m3 (70) 70.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 54.0 ppb (42) N/A 28.0 μg/m3 (25) 18.6 μg/m3 (64) 64.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 54.0 ppb (42) N/A 29.0 μg/m3 (26) 18.6 μg/m3 (64) 64.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 54.0 ppb (42) N/A 24.0 μg/m3 (22) 22.3 μg/m3 (72) 72.0
 
Sept. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 54.0 ppb (42) N/A 26.0 μg/m3 (24) 16.3 μg/m3 (59) 59.0
 
Sept. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 54.0 ppb (42) N/A 26.0 μg/m3 (24) 15.5 μg/m3 (57) 57.0
 
Sept. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) N/A 37.0 μg/m3 (34) 21.2 μg/m3 (70) 70.0
 
Sept. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) N/A 43.0 μg/m3 (39) 16.4 μg/m3 (59) 59.0
 
Sept. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) N/A 35.0 μg/m3 (32) 23.0 μg/m3 (73) 73.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) N/A 26.0 μg/m3 (24) 22.9 μg/m3 (73) 73.0
 
Sept. 18, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) N/A 26.0 μg/m3 (24) 8.9 μg/m3 (37) 42.0
 
Sept. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 55.0 ppb (42) N/A 24.0 μg/m3 (22) 3.3 μg/m3 (14) 42.0
 
Sept. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 61.0 ppb (47) N/A 29.0 μg/m3 (26) 5.8 μg/m3 (24) 47.0
 
Sept. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 63.0 ppb (48) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 48.0
 
Sept. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 64.0 ppb (49) N/A 40.0 μg/m3 (36) 3.7 μg/m3 (15) 49.0
 
Sept. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 70.0 ppb (54) N/A 39.0 μg/m3 (35) 9.2 μg/m3 (38) 54.0
 
Sept. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 64.0 ppb (49) N/A 49.0 μg/m3 (45) 15.2 μg/m3 (57) 57.0
 
Sept. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 55.0 ppb (42) N/A 46.0 μg/m3 (42) 14.7 μg/m3 (56) 56.0
 
Sept. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 47.0 ppb (36) N/A 45.0 μg/m3 (41) 11.9 μg/m3 (50) 50.0
 
Sept. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 50.0 μg/m3 (45) 15.5 μg/m3 (57) 57.0
 
Sept. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 21.0 ppb (16) N/A 37.0 μg/m3 (34) 9.4 μg/m3 (39) 39.0
 
Sept. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 16.0 ppb (12) N/A 31.0 μg/m3 (28) 12.2 μg/m3 (50) 50.0
 
Sept. 17, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) 20.0 ppb (15) N/A 20.0 μg/m3 (18) 9.5 μg/m3 (40) 40.0
 
Sept. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 29.0 ppb (22) N/A 12.0 μg/m3 (11) 10.4 μg/m3 (43) 43.0
 
Sept. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 33.0 ppb (25) N/A 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 14.0 μg/m3 (13) 12.9 μg/m3 (52) 52.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 30.0 ppb (23) N/A 22.0 μg/m3 (20) 11.4 μg/m3 (48) 48.0
 
Sept. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 34.0 ppb (26) N/A 13.0 μg/m3 (12) 6.1 μg/m3 (25) 26.0
 
Sept. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 40.0 ppb (31) N/A 23.0 μg/m3 (21) 10.5 μg/m3 (44) 44.0
 
Sept. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 41.0 ppb (32) N/A 26.0 μg/m3 (24) 13.8 μg/m3 (54) 54.0
 
Sept. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 42.0 ppb (32) N/A 37.0 μg/m3 (34) 15.5 μg/m3 (57) 57.0
 
Sept. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 39.0 ppb (30) N/A 33.0 μg/m3 (30) 16.6 μg/m3 (60) 60.0
 
Sept. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 44.0 ppb (34) N/A 20.0 μg/m3 (18) 14.3 μg/m3 (55) 55.0
 
Sept. 17, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) 54.0 ppb (42) N/A 61.0 μg/m3 (53) 10.4 μg/m3 (43) 53.0
 
Sept. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 59.0 ppb (45) N/A 20.0 μg/m3 (18) 8.4 μg/m3 (35) 45.0
 
Sept. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 67.0 ppb (52) N/A 24.0 μg/m3 (22) 5.1 μg/m3 (21) 52.0
 
Sept. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 67.0 ppb (52) N/A 29.0 μg/m3 (26) 2.8 μg/m3 (12) 52.0
 
Sept. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 66.0 ppb (51) N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 51.0
 
Sept. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 62.0 ppb (48) N/A 17.0 μg/m3 (15) 5.3 μg/m3 (22) 48.0
 
Sept. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 62.0 ppb (48) N/A 22.0 μg/m3 (20) 1.2 μg/m3 (5) 48.0
 
Sept. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 59.0 ppb (45) N/A 19.0 μg/m3 (17) 3.7 μg/m3 (15) 45.0
 
Sept. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (40) N/A 20.0 μg/m3 (18) 4.3 μg/m3 (18) 40.0
 
Sept. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 39.0 ppb (30) N/A 31.0 μg/m3 (28) 5.5 μg/m3 (23) 30.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 25.0 ppb (19) N/A 26.0 μg/m3 (24) 5.4 μg/m3 (23) 24.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 25.0 ppb (19) N/A 24.0 μg/m3 (22) 13.5 μg/m3 (53) 53.0
 
Sept. 16, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) 28.0 ppb (22) N/A 16.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 34.0 ppb (26) N/A 20.0 μg/m3 (18) 9.7 μg/m3 (40) 40.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 29.0 ppb (22) N/A 12.0 μg/m3 (11) 10.3 μg/m3 (43) 43.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 38.0 ppb (29) N/A 17.0 μg/m3 (15) 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 29.0 μg/m3 (26) 12.2 μg/m3 (50) 50.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (27) N/A 19.0 μg/m3 (17) 7.8 μg/m3 (32) 32.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 32.0 μg/m3 (29) 9.4 μg/m3 (39) 39.0
 
Sept. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 42.0 μg/m3 (38) 13.5 μg/m3 (53) 53.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 34.0 ppb (26) N/A 60.0 μg/m3 (52) 11.8 μg/m3 (49) 52.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 38.0 ppb (29) N/A 38.0 μg/m3 (35) 20.5 μg/m3 (68) 68.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 43.0 ppb (33) N/A 23.0 μg/m3 (21) 13.5 μg/m3 (53) 53.0
 
Sept. 16, 2019, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) 45.0 ppb (35) N/A 19.0 μg/m3 (17) 8.3 μg/m3 (35) 35.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 56.0 ppb (43) N/A 16.0 μg/m3 (15) 7.2 μg/m3 (30) 43.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 63.0 ppb (48) N/A 10.0 μg/m3 (9) 0.7 μg/m3 (3) 48.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 64.0 ppb (49) N/A 15.0 μg/m3 (14) 3.4 μg/m3 (14) 49.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 63.0 ppb (48) N/A 17.0 μg/m3 (15) 5.4 μg/m3 (23) 48.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 61.0 ppb (47) N/A 15.0 μg/m3 (14) 2.9 μg/m3 (12) 47.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 57.0 ppb (44) N/A 22.0 μg/m3 (20) 6.2 μg/m3 (26) 44.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 52.0 ppb (40) N/A 25.0 μg/m3 (23) 3.9 μg/m3 (16) 40.0
 
Sept. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (35) N/A 23.0 μg/m3 (21) 5.1 μg/m3 (21) 35.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 34.0 ppb (26) N/A 24.0 μg/m3 (22) 5.6 μg/m3 (23) 26.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 22.0 ppb (17) N/A 27.0 μg/m3 (25) 7.9 μg/m3 (33) 33.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (12) N/A 16.0 μg/m3 (15) 6.5 μg/m3 (27) 27.0
 
Sept. 15, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) 21.0 ppb (16) N/A 15.0 μg/m3 (14) 7.4 μg/m3 (31) 31.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 23.0 ppb (18) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 34.0 ppb (26) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 26.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 34.0 ppb (26) N/A 12.0 μg/m3 (11) 3.3 μg/m3 (14) 26.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 33.0 ppb (25) N/A 12.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 14.0 μg/m3 (13) N/A 27.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 20.0 μg/m3 (18) 3.6 μg/m3 (15) 27.0
 
Sept. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 32.0 ppb (25) N/A 23.0 μg/m3 (21) 6.1 μg/m3 (25) 25.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 33.0 ppb (25) N/A 18.0 μg/m3 (16) 11.5 μg/m3 (48) 48.0
 
Sept. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 24.0 μg/m3 (22) 12.3 μg/m3 (51) 51.0
 
Sept. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (31) N/A 18.0 μg/m3 (16) 12.8 μg/m3 (52) 52.0
 
Sept. 15, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) 47.0 ppb (36) N/A 29.0 μg/m3 (26) 6.4 μg/m3 (27) 36.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 53.0 ppb (41) N/A 17.0 μg/m3 (15) 2.5 μg/m3 (10) 41.0
 
Sept. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 55.0 ppb (42) N/A 20.0 μg/m3 (18) 4.6 μg/m3 (19) 42.0
 
Sept. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 56.0 ppb (43) N/A 23.0 μg/m3 (21) 4.7 μg/m3 (20) 43.0
 
Sept. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 55.0 ppb (42) N/A 30.0 μg/m3 (27) 4.2 μg/m3 (18) 42.0
 
Sept. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 55.0 ppb (42) N/A 35.0 μg/m3 (32) N/A 42.0
 
Sept. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 51.0 ppb (39) N/A 33.0 μg/m3 (30) 6.7 μg/m3 (28) 39.0
 
Sept. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (32) N/A 25.0 μg/m3 (23) 4.6 μg/m3 (19) 32.0
 
Sept. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (28) N/A 25.0 μg/m3 (23) 10.2 μg/m3 (42) 42.0
 
Sept. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 31.0 ppb (24) N/A 22.0 μg/m3 (20) 0.7 μg/m3 (3) 24.0
 
Sept. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 25.0 ppb (19) N/A 12.0 μg/m3 (11) 3.5 μg/m3 (15) 19.0
 
Sept. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 24.0 ppb (18) N/A 8.0 μg/m3 (7) 3.2 μg/m3 (13) 18.0
 
Sept. 14, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 27.0 ppb (21) N/A 6.0 μg/m3 (5) 4.1 μg/m3 (17) 21.0
 
Sept. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 29.0 ppb (22) N/A 7.0 μg/m3 (6) 7.0 μg/m3 (29) 29.0
 
Sept. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 30.0 ppb (23) N/A 7.0 μg/m3 (6) 7.9 μg/m3 (33) 33.0
 
Sept. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 33.0 ppb (25) N/A 11.0 μg/m3 (10) 6.8 μg/m3 (28) 28.0
 
Sept. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 35.0 ppb (27) N/A 11.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
Sept. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 36.0 ppb (28) N/A 9.0 μg/m3 (8) 16.0 μg/m3 (59) 59.0
 
Sept. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (28) N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 28.0
 
Sept. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 37.0 ppb (28) N/A 18.0 μg/m3 (16) 9.2 μg/m3 (38) 38.0
 
Sept. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 34.0 ppb (26) N/A 24.0 μg/m3 (22) 11.3 μg/m3 (47) 47.0
 
Sept. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 32.0 ppb (25) N/A 38.0 μg/m3 (35) 11.3 μg/m3 (47) 47.0
 
Sept. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 35.0 ppb (27) N/A 30.0 μg/m3 (27) 5.9 μg/m3 (25) 27.0
 
Sept. 14, 2019, midnight N/A N/A N/A N/A N/A 5.0 ppb (7) 37.0 ppb (28) N/A 28.0 μg/m3 (25) 9.7 μg/m3 (40) 40.0
 
Sept. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 41.0 ppb (32) N/A 32.0 μg/m3 (29) 3.3 μg/m3 (14) 32.0
 
Sept. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 44.0 ppb (34) N/A 31.0 μg/m3 (28) 10.2 μg/m3 (42) 42.0
 
Sept. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (40) N/A 30.0 μg/m3 (27) 8.0 μg/m3 (33) 40.0
 
Sept. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 52.0 ppb (40) N/A 31.0 μg/m3 (28) 2.4 μg/m3 (10) 40.0
 
Sept. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 49.0 ppb (38) N/A 27.0 μg/m3 (25) 0.8 μg/m3 (3) 38.0
 
Sept. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 46.0 ppb (35) N/A 30.0 μg/m3 (27) 6.1 μg/m3 (25) 35.0