AQSQID: 201730010

Site Name: Whlthdpt

Location: Wichita, KS

Reporting: True, Located: True

Current AQI: 24.0

Wichita KS, US: 37.7011, -97.3139

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 21, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 31.0 ppb (24) N/A 11.0 μg/m3 (10) 1.3 μg/m3 (5) 24.0
 
March 21, 2019, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) N/A 13.0 μg/m3 (12) 1.7 μg/m3 (7) 24.0
 
March 21, 2019, 6 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 25.0 ppb (19) N/A 16.0 μg/m3 (15) 3.6 μg/m3 (15) 19.0
 
March 21, 2019, 5 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 2.0 ppb (2) N/A 30.0 μg/m3 (27) 8.3 μg/m3 (35) 35.0
 
March 21, 2019, 4 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 2.0 ppb (2) N/A 29.0 μg/m3 (26) 7.8 μg/m3 (32) 32.0
 
March 21, 2019, 3 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 5.0 ppb (4) N/A 33.0 μg/m3 (30) 5.6 μg/m3 (23) 30.0
 
March 21, 2019, 2 a.m. N/A N/A N/A 36.0 ppb (33) N/A N/A 5.0 ppb (4) N/A 38.0 μg/m3 (35) 6.7 μg/m3 (28) 35.0
 
March 21, 2019, 1 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 19.0 ppb (15) N/A 35.0 μg/m3 (32) 3.4 μg/m3 (14) 32.0
 
March 21, 2019, midnight N/A N/A N/A 10.0 ppb (9) N/A N/A 42.0 ppb (32) N/A 13.0 μg/m3 (12) 1.0 μg/m3 (4) 32.0
 
March 20, 2019, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 48.0 ppb (37) N/A 11.0 μg/m3 (10) 3.3 μg/m3 (14) 37.0
 
March 20, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) N/A 7.0 μg/m3 (6) 1.9 μg/m3 (8) 38.0
 
March 20, 2019, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 37.0
 
March 20, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) N/A 7.0 μg/m3 (6) 5.1 μg/m3 (21) 36.0
 
March 20, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A 9.0 μg/m3 (8) 5.2 μg/m3 (22) 35.0
 
March 20, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A 19.0 μg/m3 (17) 4.8 μg/m3 (20) 35.0
 
March 20, 2019, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) N/A 6.0 μg/m3 (5) 6.5 μg/m3 (27) 31.0
 
March 20, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A N/A 8.0 μg/m3 (7) 6.9 μg/m3 (29) 29.0
 
March 20, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A N/A 13.0 μg/m3 (12) 1.8 μg/m3 (8) 12.0
 
March 20, 2019, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 22.0 ppb (17) N/A 20.0 μg/m3 (18) 6.3 μg/m3 (26) 26.0
 
March 20, 2019, 1 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 19.0 ppb (15) N/A 14.0 μg/m3 (13) 7.6 μg/m3 (32) 32.0
 
March 20, 2019, noon N/A N/A N/A 15.0 ppb (14) N/A N/A 18.0 ppb (14) N/A 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
March 20, 2019, 11 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) N/A 9.0 μg/m3 (8) 5.4 μg/m3 (23) 23.0
 
March 20, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) N/A 8.0 μg/m3 (7) 4.1 μg/m3 (17) 22.0
 
March 20, 2019, 9 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) N/A 7.0 μg/m3 (6) 5.7 μg/m3 (24) 24.0
 
March 20, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) N/A 8.0 μg/m3 (7) 8.4 μg/m3 (35) 35.0
 
March 20, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) N/A 8.0 μg/m3 (7) 7.5 μg/m3 (31) 31.0
 
March 20, 2019, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) N/A 10.0 μg/m3 (9) 6.1 μg/m3 (25) 28.0
 
March 20, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A 7.0 μg/m3 (6) 6.6 μg/m3 (28) 29.0
 
March 20, 2019, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) N/A 9.0 μg/m3 (8) 10.5 μg/m3 (44) 44.0
 
March 20, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) N/A 11.0 μg/m3 (10) 10.1 μg/m3 (42) 42.0
 
March 20, 2019, 2 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 24.0 ppb (18) N/A 14.0 μg/m3 (13) 10.9 μg/m3 (45) 45.0
 
March 20, 2019, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) N/A 11.0 μg/m3 (10) 10.3 μg/m3 (43) 43.0
 
March 20, 2019, midnight N/A N/A N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) N/A 13.0 μg/m3 (12) 8.5 μg/m3 (35) 35.0
 
March 19, 2019, 11 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 23.0 ppb (18) N/A 22.0 μg/m3 (20) 8.4 μg/m3 (35) 35.0
 
March 19, 2019, 10 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) N/A 28.0 μg/m3 (25) 10.4 μg/m3 (43) 43.0
 
March 19, 2019, 9 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 33.0 ppb (25) N/A 70.0 μg/m3 (58) 9.6 μg/m3 (40) 58.0
 
March 19, 2019, 8 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 50.0 ppb (38) N/A 66.0 μg/m3 (56) 7.0 μg/m3 (29) 56.0
 
March 19, 2019, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 55.0 ppb (42) N/A 48.0 μg/m3 (44) 6.2 μg/m3 (26) 44.0
 
March 19, 2019, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 54.0 ppb (42) N/A 41.0 μg/m3 (37) 7.0 μg/m3 (29) 42.0
 
March 19, 2019, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 51.0 ppb (39) N/A 34.0 μg/m3 (31) 9.8 μg/m3 (41) 41.0
 
March 19, 2019, 4 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 45.0 ppb (35) N/A 34.0 μg/m3 (31) 14.1 μg/m3 (54) 54.0
 
March 19, 2019, 3 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 39.0 ppb (30) N/A 33.0 μg/m3 (30) 15.1 μg/m3 (57) 57.0
 
March 19, 2019, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) N/A 30.0 μg/m3 (27) 13.5 μg/m3 (53) 53.0
 
March 19, 2019, 1 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) N/A 31.0 μg/m3 (28) 10.5 μg/m3 (44) 44.0
 
March 19, 2019, noon N/A N/A N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) N/A 19.0 μg/m3 (17) 8.2 μg/m3 (34) 34.0
 
March 19, 2019, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) N/A 19.0 μg/m3 (17) 5.4 μg/m3 (23) 27.0
 
March 19, 2019, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 29.0
 
March 19, 2019, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) N/A 16.0 μg/m3 (15) 10.5 μg/m3 (44) 44.0
 
March 19, 2019, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) N/A 14.0 μg/m3 (13) 7.7 μg/m3 (32) 32.0
 
March 19, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) N/A 18.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
March 19, 2019, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) N/A 25.0 μg/m3 (23) 11.3 μg/m3 (47) 47.0
 
March 19, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) N/A 20.0 μg/m3 (18) 6.4 μg/m3 (27) 33.0
 
March 19, 2019, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) N/A 19.0 μg/m3 (17) 6.3 μg/m3 (26) 34.0
 
March 19, 2019, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A 24.0 μg/m3 (22) 6.9 μg/m3 (29) 35.0
 
March 19, 2019, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A 25.0 μg/m3 (23) 7.5 μg/m3 (31) 35.0
 
March 19, 2019, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) N/A 30.0 μg/m3 (27) 6.1 μg/m3 (25) 34.0
 
March 19, 2019, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (35) N/A 24.0 μg/m3 (22) 5.4 μg/m3 (23) 35.0
 
March 18, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A 21.0 μg/m3 (19) 6.9 μg/m3 (29) 38.0
 
March 18, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A 21.0 μg/m3 (19) 4.4 μg/m3 (18) 39.0
 
March 18, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A 13.0 μg/m3 (12) 2.2 μg/m3 (9) 38.0
 
March 18, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 38.0
 
March 18, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A 8.0 μg/m3 (7) 1.2 μg/m3 (5) 38.0
 
March 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 7.0 μg/m3 (6) N/A 38.0
 
March 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
March 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A
March 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 17.0 μg/m3 (15) 2.3 μg/m3 (10) 33.0
 
March 18, 2019, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A 14.0 μg/m3 (13) 4.8 μg/m3 (20) 28.0
 
March 18, 2019, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 14.0 μg/m3 (13) 6.3 μg/m3 (26) 26.0
 
March 18, 2019, noon N/A N/A N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) N/A 15.0 μg/m3 (14) 6.1 μg/m3 (25) 25.0
 
March 18, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) N/A 16.0 μg/m3 (15) 4.9 μg/m3 (20) 22.0
 
March 18, 2019, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) N/A 15.0 μg/m3 (14) 4.6 μg/m3 (19) 25.0
 
March 18, 2019, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) N/A 11.0 μg/m3 (10) 3.7 μg/m3 (15) 29.0
 
March 18, 2019, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) N/A 9.0 μg/m3 (8) 3.3 μg/m3 (14) 30.0
 
March 18, 2019, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A 12.0 μg/m3 (11) 3.9 μg/m3 (16) 29.0
 
March 18, 2019, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A 13.0 μg/m3 (12) 3.1 μg/m3 (13) 30.0
 
March 18, 2019, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) N/A 12.0 μg/m3 (11) 3.4 μg/m3 (14) 29.0
 
March 18, 2019, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) N/A 16.0 μg/m3 (15) 5.3 μg/m3 (22) 31.0
 
March 18, 2019, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) N/A 19.0 μg/m3 (17) 5.6 μg/m3 (23) 31.0
 
March 18, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) N/A 21.0 μg/m3 (19) 7.8 μg/m3 (32) 32.0
 
March 18, 2019, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 45.0 ppb (35) N/A 30.0 μg/m3 (27) 12.6 μg/m3 (51) 51.0
 
March 18, 2019, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 53.0 ppb (41) N/A 22.0 μg/m3 (20) 8.4 μg/m3 (35) 41.0
 
March 17, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A 16.0 μg/m3 (15) 9.3 μg/m3 (39) 41.0
 
March 17, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A 14.0 μg/m3 (13) 7.2 μg/m3 (30) 42.0
 
March 17, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 42.0
 
March 17, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A 10.0 μg/m3 (9) 1.8 μg/m3 (8) 40.0
 
March 17, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A 11.0 μg/m3 (10) 5.3 μg/m3 (22) 39.0
 
March 17, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A 10.0 μg/m3 (9) 3.6 μg/m3 (15) 38.0
 
March 17, 2019, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A 8.0 μg/m3 (7) 4.9 μg/m3 (20) 36.0
 
March 17, 2019, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 5.0 μg/m3 (5) 2.1 μg/m3 (9) 34.0
 
March 17, 2019, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) N/A 7.0 μg/m3 (6) 1.3 μg/m3 (5) 31.0
 
March 17, 2019, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A 2.0 μg/m3 (2) 3.1 μg/m3 (13) 30.0
 
March 17, 2019, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) N/A 5.0 μg/m3 (5) 2.6 μg/m3 (11) 25.0
 
March 17, 2019, noon N/A N/A N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 25.0
 
March 17, 2019, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) N/A 5.0 μg/m3 (5) 3.1 μg/m3 (13) 25.0
 
March 17, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) N/A 6.0 μg/m3 (5) 2.9 μg/m3 (12) 27.0
 
March 17, 2019, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) N/A 4.0 μg/m3 (4) 1.7 μg/m3 (7) 30.0
 
March 17, 2019, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) N/A 4.0 μg/m3 (4) 2.3 μg/m3 (10) 28.0
 
March 17, 2019, 7 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) N/A 7.0 μg/m3 (6) 3.6 μg/m3 (15) 27.0
 
March 17, 2019, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) N/A 9.0 μg/m3 (8) 2.7 μg/m3 (11) 28.0
 
March 17, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) N/A 8.0 μg/m3 (7) 2.7 μg/m3 (11) 30.0
 
March 17, 2019, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) N/A 11.0 μg/m3 (10) 13.5 μg/m3 (53) 53.0
 
March 17, 2019, 3 a.m. N/A N/A N/A 35.0 ppb (32) N/A N/A 5.0 ppb (4) N/A 46.0 μg/m3 (42) 14.5 μg/m3 (55) 55.0
 
March 17, 2019, 2 a.m. N/A N/A N/A 37.0 ppb (34) N/A N/A 2.0 ppb (2) N/A 60.0 μg/m3 (52) 11.0 μg/m3 (46) 52.0
 
March 17, 2019, 1 a.m. N/A N/A N/A 29.0 ppb (27) N/A N/A 18.0 ppb (14) N/A 34.0 μg/m3 (31) 5.9 μg/m3 (25) 31.0
 
March 17, 2019, midnight N/A N/A N/A 13.0 ppb (12) N/A N/A 37.0 ppb (28) N/A 17.0 μg/m3 (15) 3.6 μg/m3 (15) 28.0
 
March 16, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (38) N/A 12.0 μg/m3 (11) 4.8 μg/m3 (20) 38.0
 
March 16, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) N/A 6.0 μg/m3 (5) 2.5 μg/m3 (10) 39.0
 
March 16, 2019, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 39.0
 
March 16, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A 7.0 μg/m3 (6) 0.1 μg/m3 (0) 38.0
 
March 16, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) N/A 10.0 μg/m3 (9) 3.5 μg/m3 (15) 36.0
 
March 16, 2019, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) N/A 9.0 μg/m3 (8) 1.3 μg/m3 (5) 34.0
 
March 16, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (31) N/A 11.0 μg/m3 (10) 1.3 μg/m3 (5) 31.0
 
March 16, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) N/A 10.0 μg/m3 (9) 3.3 μg/m3 (14) 28.0
 
March 16, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) N/A 9.0 μg/m3 (8) 4.6 μg/m3 (19) 26.0
 
March 16, 2019, 2 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) N/A 8.0 μg/m3 (7) 6.1 μg/m3 (25) 25.0
 
March 16, 2019, 1 p.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) N/A 17.0 μg/m3 (15) 6.1 μg/m3 (25) 28.0
 
March 16, 2019, noon N/A N/A N/A 32.0 ppb (30) N/A N/A 0.0 ppb (0) N/A 16.0 μg/m3 (15) 7.2 μg/m3 (30) 30.0
 
March 16, 2019, 11 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 0.0 ppb (0) N/A 15.0 μg/m3 (14) 6.9 μg/m3 (29) 30.0
 
March 16, 2019, 10 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 0.0 ppb (0) N/A 15.0 μg/m3 (14) 7.4 μg/m3 (31) 31.0
 
March 16, 2019, 9 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 0.0 ppb (0) N/A 17.0 μg/m3 (15) 7.9 μg/m3 (33) 33.0
 
March 16, 2019, 8 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) N/A 19.0 μg/m3 (17) 7.9 μg/m3 (33) 33.0
 
March 16, 2019, 7 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 1.0 ppb (1) N/A 21.0 μg/m3 (19) 12.9 μg/m3 (52) 52.0
 
March 16, 2019, 6 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) N/A 27.0 μg/m3 (25) 11.8 μg/m3 (49) 49.0
 
March 16, 2019, 5 a.m. N/A N/A N/A 35.0 ppb (32) N/A N/A 1.0 ppb (1) N/A 26.0 μg/m3 (24) 13.0 μg/m3 (52) 52.0
 
March 16, 2019, 4 a.m. N/A N/A N/A 35.0 ppb (32) N/A N/A 1.0 ppb (1) N/A 33.0 μg/m3 (30) 10.1 μg/m3 (42) 42.0
 
March 16, 2019, 3 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) N/A 37.0 μg/m3 (34) 9.8 μg/m3 (41) 41.0
 
March 16, 2019, 2 a.m. N/A N/A N/A 35.0 ppb (32) N/A N/A 3.0 ppb (2) N/A 39.0 μg/m3 (35) 5.3 μg/m3 (22) 35.0
 
March 16, 2019, 1 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 21.0 ppb (16) N/A 24.0 μg/m3 (22) 2.1 μg/m3 (9) 22.0
 
March 16, 2019, midnight N/A N/A N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) N/A 11.0 μg/m3 (10) 2.7 μg/m3 (11) 31.0
 
March 15, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) N/A 8.0 μg/m3 (7) 1.3 μg/m3 (5) 34.0
 
March 15, 2019, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A 5.0 μg/m3 (5) 1.5 μg/m3 (6) 34.0
 
March 15, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 6.0 μg/m3 (5) 1.5 μg/m3 (6) 34.0
 
March 15, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A 7.0 μg/m3 (6) 1.4 μg/m3 (6) 33.0
 
March 15, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A 6.0 μg/m3 (5) -0.9 μg/m3 (0) 33.0
 
March 15, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A 4.0 μg/m3 (4) 0.5 μg/m3 (2) 32.0
 
March 15, 2019, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A 6.0 μg/m3 (5) 2.7 μg/m3 (11) 32.0
 
March 15, 2019, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A 7.0 μg/m3 (6) 1.5 μg/m3 (6) 30.0
 
March 15, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) N/A 7.0 μg/m3 (6) 1.3 μg/m3 (5) 28.0
 
March 15, 2019, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) N/A 12.0 μg/m3 (11) 1.5 μg/m3 (6) 26.0
 
March 15, 2019, 1 p.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 27.0 ppb (21) N/A 13.0 μg/m3 (12) 2.9 μg/m3 (12) 21.0
 
March 15, 2019, noon N/A N/A N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) N/A 11.0 μg/m3 (10) 2.4 μg/m3 (10) 20.0
 
March 15, 2019, 11 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) N/A 8.0 μg/m3 (7) 0.9 μg/m3 (4) 24.0
 
March 15, 2019, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) N/A 5.0 μg/m3 (5) 2.3 μg/m3 (10) 25.0
 
March 15, 2019, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) N/A 6.0 μg/m3 (5) 1.2 μg/m3 (5) 27.0
 
March 15, 2019, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A 5.0 μg/m3 (5) 1.2 μg/m3 (5) 28.0
 
March 15, 2019, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 28.0
 
March 15, 2019, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) N/A 6.0 μg/m3 (5) 2.6 μg/m3 (11) 28.0
 
March 15, 2019, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A 6.0 μg/m3 (5) 2.8 μg/m3 (12) 30.0
 
March 15, 2019, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A 7.0 μg/m3 (6) 0.6 μg/m3 (2) 32.0
 
March 15, 2019, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) N/A 9.0 μg/m3 (8) 0.8 μg/m3 (3) 31.0
 
March 15, 2019, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A 8.0 μg/m3 (7) 2.3 μg/m3 (10) 32.0
 
March 15, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) N/A 6.0 μg/m3 (5) 2.5 μg/m3 (10) 32.0
 
March 15, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A 10.0 μg/m3 (9) 4.1 μg/m3 (17) 32.0
 
March 14, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A 12.0 μg/m3 (11) 2.3 μg/m3 (10) 32.0
 
March 14, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) N/A 14.0 μg/m3 (13) 3.4 μg/m3 (14) 32.0
 
March 14, 2019, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) N/A 20.0 μg/m3 (18) 1.3 μg/m3 (5) 31.0
 
March 14, 2019, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) N/A 17.0 μg/m3 (15) 2.2 μg/m3 (9) 31.0
 
March 14, 2019, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) N/A 19.0 μg/m3 (17) 3.4 μg/m3 (14) 32.0
 
March 14, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) N/A 21.0 μg/m3 (19) 1.4 μg/m3 (6) 32.0
 
March 14, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) N/A 19.0 μg/m3 (17) 2.7 μg/m3 (11) 32.0
 
March 14, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) N/A 20.0 μg/m3 (18) 3.1 μg/m3 (13) 33.0
 
March 14, 2019, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) N/A 19.0 μg/m3 (17) 3.6 μg/m3 (15) 34.0
 
March 14, 2019, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) N/A 16.0 μg/m3 (15) 4.7 μg/m3 (20) 34.0
 
March 14, 2019, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) N/A 14.0 μg/m3 (13) 4.9 μg/m3 (20) 34.0
 
March 14, 2019, noon N/A N/A N/A 5.0 ppb (5) N/A N/A 45.0 ppb (35) N/A 13.0 μg/m3 (12) 3.3 μg/m3 (14) 35.0
 
March 14, 2019, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (35) N/A 14.0 μg/m3 (13) 4.6 μg/m3 (19) 35.0
 
March 14, 2019, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) N/A 10.0 μg/m3 (9) 5.9 μg/m3 (25) 36.0
 
March 14, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) N/A 10.0 μg/m3 (9) 7.9 μg/m3 (33) 36.0