AQSQID: 201770013

Site Name: Kni-Topeka

Location: Topeka, KS

Reporting: True, Located: True

Current AQI: 34.0

Topeka KS, US: 39.0242, -95.7114

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 23, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 6.0 μg/m3 (5) 8.1 μg/m3 (34) 34.0
 
July 23, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 7.0 μg/m3 (6) 8.1 μg/m3 (34) 34.0
 
July 23, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 8.0 μg/m3 (7) 8.2 μg/m3 (34) 34.0
 
July 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 12.0 μg/m3 (11) 8.5 μg/m3 (35) 35.0
 
July 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 10.0 μg/m3 (9) 8.5 μg/m3 (35) 35.0
 
July 23, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 17.0 μg/m3 (15) 8.3 μg/m3 (35) 35.0
 
July 23, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 21.0 μg/m3 (19) 8.2 μg/m3 (34) 34.0
 
July 23, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 20.0 μg/m3 (18) 8.1 μg/m3 (34) 34.0
 
July 23, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 19.0 μg/m3 (17) 7.6 μg/m3 (32) 32.0
 
July 23, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 18.0 μg/m3 (16) 7.3 μg/m3 (30) 30.0
 
July 23, 2019, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 18.0 μg/m3 (16) 6.7 μg/m3 (28) 28.0
 
July 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 10.0 μg/m3 (9) 6.5 μg/m3 (27) 28.0
 
July 22, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 7.0 μg/m3 (6) 6.2 μg/m3 (26) 28.0
 
July 22, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 13.0 μg/m3 (12) 5.7 μg/m3 (24) 27.0
 
July 22, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 27.0
 
July 22, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 12.0 μg/m3 (11) 4.3 μg/m3 (18) 27.0
 
July 22, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 3.0 μg/m3 (3) 3.8 μg/m3 (16) 26.0
 
July 22, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 4.0 μg/m3 (4) 3.9 μg/m3 (16) 25.0
 
July 22, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 5.0 μg/m3 (5) 4.6 μg/m3 (19) 25.0
 
July 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 17.0 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
July 22, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 20.0 μg/m3 (18) 5.4 μg/m3 (23) 23.0
 
July 22, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 17.0 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
July 22, 2019, noon N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 18.0 μg/m3 (16) 6.2 μg/m3 (26) 26.0
 
July 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 11.0 μg/m3 (10) 6.5 μg/m3 (27) 27.0
 
July 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
July 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 8.0 μg/m3 (7) 5.9 μg/m3 (25) 25.0
 
July 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
July 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 7.0 μg/m3 (6) 5.9 μg/m3 (25) 25.0
 
July 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 6.0 μg/m3 (5) 5.8 μg/m3 (24) 24.0
 
July 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 9.0 μg/m3 (8) 5.3 μg/m3 (22) 22.0
 
July 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 20.0
 
July 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 9.0 μg/m3 (8) 3.3 μg/m3 (14) 27.0
 
July 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 2.0 μg/m3 (2) 3.7 μg/m3 (15) 26.0
 
July 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A -3.0 μg/m3 (0) 4.2 μg/m3 (18) 25.0
 
July 22, 2019, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 6.0 μg/m3 (5) 5.2 μg/m3 (22) 27.0
 
July 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 9.0 μg/m3 (8) 5.1 μg/m3 (21) 29.0
 
July 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 19.0 μg/m3 (17) 5.1 μg/m3 (21) 33.0
 
July 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 10.0 μg/m3 (9) 6.1 μg/m3 (25) 39.0
 
July 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 10.0 μg/m3 (9) 4.9 μg/m3 (20) 38.0
 
July 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 17.0 μg/m3 (15) 4.6 μg/m3 (19) 35.0
 
July 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 29.0 μg/m3 (26) 4.4 μg/m3 (18) 35.0
 
July 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 7.0 μg/m3 (6) 4.4 μg/m3 (18) 35.0
 
July 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A -1.0 μg/m3 (0) 3.7 μg/m3 (15) 35.0
 
July 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 5.0 μg/m3 (5) 2.5 μg/m3 (10) 35.0
 
July 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 2.0 μg/m3 (2) 2.1 μg/m3 (9) 33.0
 
July 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 10.0 μg/m3 (9) 2.1 μg/m3 (9) 30.0
 
July 21, 2019, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 2.0 μg/m3 (2) 2.7 μg/m3 (11) 32.0
 
July 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 8.0 μg/m3 (7) 2.7 μg/m3 (11) 32.0
 
July 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 35.0
 
July 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 2.0 μg/m3 (2) 2.4 μg/m3 (10) 36.0
 
July 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 6.1 μg/m3 (25) 34.0
 
July 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 34.0 μg/m3 (31) 10.2 μg/m3 (42) 42.0
 
July 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 24.0 μg/m3 (22) 10.1 μg/m3 (42) 42.0
 
July 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 25.0 μg/m3 (23) 10.3 μg/m3 (43) 43.0
 
July 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 25.0 μg/m3 (23) 10.8 μg/m3 (45) 45.0
 
July 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 42.0 μg/m3 (38) 11.2 μg/m3 (47) 47.0
 
July 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 34.0 μg/m3 (31) 10.8 μg/m3 (45) 45.0
 
July 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 25.0 μg/m3 (23) 9.8 μg/m3 (41) 41.0
 
July 21, 2019, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 28.0 μg/m3 (25) 9.8 μg/m3 (41) 41.0
 
July 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 35.0 μg/m3 (32) 9.8 μg/m3 (41) 41.0
 
July 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 46.0 μg/m3 (42) 9.6 μg/m3 (40) 42.0
 
July 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 35.0 μg/m3 (32) 9.1 μg/m3 (38) 38.0
 
July 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 41.0 μg/m3 (37) 9.5 μg/m3 (40) 40.0
 
July 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 42.0 μg/m3 (38) 9.2 μg/m3 (38) 38.0
 
July 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 32.0 μg/m3 (29) 8.8 μg/m3 (37) 37.0
 
July 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 31.0 μg/m3 (28) 9.2 μg/m3 (38) 38.0
 
July 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 28.0 μg/m3 (25) 8.5 μg/m3 (35) 35.0
 
July 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 25.0 μg/m3 (23) 8.5 μg/m3 (35) 35.0
 
July 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 25.0 μg/m3 (23) 8.4 μg/m3 (35) 35.0
 
July 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 21.0 μg/m3 (19) 8.5 μg/m3 (35) 35.0
 
July 20, 2019, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 18.0 μg/m3 (16) 8.4 μg/m3 (35) 35.0
 
July 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 15.0 μg/m3 (14) 8.5 μg/m3 (35) 35.0
 
July 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 15.0 μg/m3 (14) 8.1 μg/m3 (34) 34.0
 
July 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
July 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 22.0 μg/m3 (20) 7.7 μg/m3 (32) 32.0
 
July 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 15.0 μg/m3 (14) 8.3 μg/m3 (35) 35.0
 
July 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 24.0 μg/m3 (22) 8.9 μg/m3 (37) 37.0
 
July 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 31.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
July 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 33.0 μg/m3 (30) 10.8 μg/m3 (45) 45.0
 
July 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 39.0 μg/m3 (35) 11.4 μg/m3 (48) 48.0
 
July 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 31.0 μg/m3 (28) 11.3 μg/m3 (47) 47.0
 
July 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 27.0 μg/m3 (25) 10.6 μg/m3 (44) 44.0
 
July 20, 2019, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 33.0 μg/m3 (30) 9.6 μg/m3 (40) 40.0
 
July 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 39.0 μg/m3 (35) 9.7 μg/m3 (40) 40.0
 
July 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 32.0 μg/m3 (29) 9.8 μg/m3 (41) 41.0
 
July 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 50.0 μg/m3 (45) 9.8 μg/m3 (41) 45.0
 
July 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 48.0 μg/m3 (44) 9.7 μg/m3 (40) 44.0
 
July 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 40.0 μg/m3 (36) 8.9 μg/m3 (37) 37.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 42.0 μg/m3 (38) 8.8 μg/m3 (37) 38.0
 
July 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 36.0 μg/m3 (33) 8.8 μg/m3 (37) 37.0
 
July 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 36.0 μg/m3 (33) 8.3 μg/m3 (35) 35.0
 
July 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 27.0 μg/m3 (25) 8.1 μg/m3 (34) 34.0
 
July 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 27.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
July 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 25.0 μg/m3 (23) 7.7 μg/m3 (32) 32.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 21.0 μg/m3 (19) 7.9 μg/m3 (33) 33.0
 
July 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 18.0 μg/m3 (16) 7.7 μg/m3 (32) 32.0
 
July 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 17.0 μg/m3 (15) 7.6 μg/m3 (32) 32.0
 
July 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 15.0 μg/m3 (14) 7.5 μg/m3 (31) 31.0
 
July 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 16.0 μg/m3 (15) 7.6 μg/m3 (32) 32.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 17.0 μg/m3 (15) 7.8 μg/m3 (32) 32.0
 
July 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 21.0 μg/m3 (19) 7.8 μg/m3 (32) 32.0
 
July 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 7.0 μg/m3 (6) 8.1 μg/m3 (34) 34.0
 
July 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 20.0 μg/m3 (18) 8.3 μg/m3 (35) 35.0
 
July 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 33.0 μg/m3 (30) 8.9 μg/m3 (37) 37.0
 
July 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 33.0 μg/m3 (30) 9.6 μg/m3 (40) 40.0
 
July 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 33.0 μg/m3 (30) 10.1 μg/m3 (42) 42.0
 
July 19, 2019, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 36.0 μg/m3 (33) 10.5 μg/m3 (44) 44.0
 
July 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 60.0 μg/m3 (52) 10.6 μg/m3 (44) 52.0
 
July 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 37.0 μg/m3 (34) 10.7 μg/m3 (45) 45.0
 
July 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 46.0 μg/m3 (42) 11.2 μg/m3 (47) 47.0
 
July 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 41.0 μg/m3 (37) 11.4 μg/m3 (48) 48.0
 
July 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 36.0 μg/m3 (33) 12.1 μg/m3 (50) 50.0
 
July 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 50.0 μg/m3 (45) 11.3 μg/m3 (47) 47.0
 
July 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 39.0 μg/m3 (35) 10.4 μg/m3 (43) 43.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
July 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 33.0 μg/m3 (30) 9.6 μg/m3 (40) 40.0
 
July 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 30.0 μg/m3 (27) 9.5 μg/m3 (40) 40.0
 
July 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 25.0 μg/m3 (23) 8.8 μg/m3 (37) 37.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 21.0 μg/m3 (19) 8.8 μg/m3 (37) 37.0
 
July 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 18.0 μg/m3 (16) 8.6 μg/m3 (36) 36.0
 
July 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 19.0 μg/m3 (17) 8.4 μg/m3 (35) 35.0
 
July 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 14.0 μg/m3 (13) 8.2 μg/m3 (34) 34.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 11.0 μg/m3 (10) 8.7 μg/m3 (36) 36.0
 
July 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 11.0 μg/m3 (10) 9.5 μg/m3 (40) 40.0
 
July 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 17.0 μg/m3 (15) 11.1 μg/m3 (46) 46.0
 
July 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 35.0 μg/m3 (32) 11.8 μg/m3 (49) 49.0
 
July 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 32.0 μg/m3 (29) 11.9 μg/m3 (50) 50.0
 
July 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 34.0 μg/m3 (31) 12.5 μg/m3 (51) 51.0
 
July 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 27.0 μg/m3 (25) 11.9 μg/m3 (50) 50.0
 
July 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 22.0 μg/m3 (20) 12.6 μg/m3 (51) 51.0
 
July 18, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 65.0 μg/m3 (55) 13.0 μg/m3 (52) 55.0
 
July 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 43.0 μg/m3 (39) 12.5 μg/m3 (51) 51.0
 
July 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 33.0 μg/m3 (30) 12.3 μg/m3 (51) 51.0
 
July 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 40.0 μg/m3 (36) 12.2 μg/m3 (50) 50.0
 
July 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 62.0 μg/m3 (54) 11.6 μg/m3 (48) 54.0
 
July 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 45.0 μg/m3 (41) 12.9 μg/m3 (52) 52.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 42.0 μg/m3 (38) 12.6 μg/m3 (51) 51.0
 
July 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 31.0 μg/m3 (28) 12.3 μg/m3 (51) 51.0
 
July 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 37.0 μg/m3 (34) 12.2 μg/m3 (50) 50.0
 
July 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 31.0 μg/m3 (28) 11.3 μg/m3 (47) 47.0
 
July 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 45.0 μg/m3 (41) 10.9 μg/m3 (45) 45.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 46.0 μg/m3 (42) 9.1 μg/m3 (38) 42.0
 
July 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 31.0 μg/m3 (28) 7.7 μg/m3 (32) 32.0
 
July 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 26.0 μg/m3 (24) 6.7 μg/m3 (28) 28.0
 
July 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 23.0 μg/m3 (21) 6.2 μg/m3 (26) 26.0
 
July 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 28.0 μg/m3 (25) 6.6 μg/m3 (28) 28.0
 
July 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 27.0 μg/m3 (25) 6.2 μg/m3 (26) 26.0
 
July 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 23.0 μg/m3 (21) 6.2 μg/m3 (26) 26.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 22.0 μg/m3 (20) 6.2 μg/m3 (26) 26.0
 
July 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 31.0 μg/m3 (28) 6.8 μg/m3 (28) 28.0
 
July 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
July 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 30.0 μg/m3 (27) 6.8 μg/m3 (28) 28.0
 
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 37.0 μg/m3 (34) 5.7 μg/m3 (24) 34.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 28.0 μg/m3 (25) 5.2 μg/m3 (22) 26.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 38.0 μg/m3 (35) 5.0 μg/m3 (21) 35.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 23.0 μg/m3 (21) 4.3 μg/m3 (18) 28.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 46.0 μg/m3 (42) 5.6 μg/m3 (23) 42.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 32.0 μg/m3 (29) 5.3 μg/m3 (22) 29.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 24.0 μg/m3 (22) 4.7 μg/m3 (20) 29.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 28.0 μg/m3 (25) 5.0 μg/m3 (21) 31.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 21.0 μg/m3 (19) 5.2 μg/m3 (22) 28.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 18.0 μg/m3 (16) 5.3 μg/m3 (22) 25.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 17.0 μg/m3 (15) 5.6 μg/m3 (23) 23.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 27.0 μg/m3 (25) 5.6 μg/m3 (23) 25.0
 
July 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 18.0 μg/m3 (16) 5.3 μg/m3 (22) 22.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 45.0 μg/m3 (41) 6.4 μg/m3 (27) 41.0
 
July 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 25.0 μg/m3 (23) 6.5 μg/m3 (27) 27.0