AQSQID: 290770036

Site Name: Hillcrest Hs

Location: Springfield (W Smith St), MO

Reporting: True, Located: True

Current AQI: 32.0

Springfield (W Smith St) MO, US: 37.256136, -93.299886

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 7.8 μg/m3 (32) 32.0
 
Jan. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 10.1 μg/m3 (42) 42.0
 
Jan. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 11.8 μg/m3 (49) 49.0
 
Jan. 21, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 9.4 μg/m3 (39) 39.0
 
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.3 μg/m3 (14) 14.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.7 μg/m3 (15) 15.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.1 μg/m3 (25) 25.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 8.9 μg/m3 (37) 37.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 8.4 μg/m3 (35) 35.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 10.6 μg/m3 (44) 44.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 9.1 μg/m3 (38) 38.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 16.4 μg/m3 (59) 59.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) N/A 6.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 28.4 μg/m3 (85) 85.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.3 μg/m3 (26) 26.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 10.3 μg/m3 (43) 43.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) -0.5 μg/m3 (0) 5.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) N/A 6.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 10.7 μg/m3 (45) 45.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -0.7 μg/m3 (0) 5.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.1 μg/m3 (17) 17.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 3.4 μg/m3 (14) 14.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 3.9 μg/m3 (16) 17.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.5 μg/m3 (27) 27.0
 
Jan. 20, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 4.3 μg/m3 (18) 18.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 5.6 μg/m3 (23) 23.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.6 μg/m3 (28) 28.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.2 μg/m3 (18) 18.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 8.2 μg/m3 (34) 34.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 5.6 μg/m3 (23) 23.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 6.3 μg/m3 (26) 26.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.2 μg/m3 (26) 26.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.7 μg/m3 (28) 28.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 10.6 μg/m3 (44) 44.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 9.8 μg/m3 (41) 41.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.4 μg/m3 (10) 10.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.9 μg/m3 (8) 8.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -3.7 μg/m3 (0) 4.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -0.6 μg/m3 (0) N/A
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 6.3 μg/m3 (26) 26.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.4 μg/m3 (2) 3.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -0.4 μg/m3 (0) 3.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 3.8 μg/m3 (16) 16.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.8 μg/m3 (20) 20.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 7.2 μg/m3 (30) 30.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 8.6 μg/m3 (36) 36.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 5.8 μg/m3 (24) 24.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 7.2 μg/m3 (30) 30.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 3.5 μg/m3 (15) 15.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.7 μg/m3 (20) 20.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.4 μg/m3 (14) 14.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 8.2 μg/m3 (34) 34.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.2 μg/m3 (26) 26.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.6 μg/m3 (28) 28.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 1.8 μg/m3 (8) 8.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.5 μg/m3 (27) 27.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.2 μg/m3 (18) 18.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.7 μg/m3 (11) 11.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.6 μg/m3 (2) 3.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 3.1 μg/m3 (13) 13.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 5.4 μg/m3 (23) 23.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 5.6 μg/m3 (23) 23.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 6.8 μg/m3 (28) 28.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 7.5 μg/m3 (31) 31.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 6.5 μg/m3 (27) 27.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 5.8 μg/m3 (24) 24.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 3.7 μg/m3 (15) 15.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.5 μg/m3 (6) 6.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 3.6 μg/m3 (15) 15.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.1 μg/m3 (13) 13.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 5.8 μg/m3 (24) 24.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 9.6 μg/m3 (40) 40.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.3 μg/m3 (26) 26.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 8.5 μg/m3 (35) 35.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 8.3 μg/m3 (35) 35.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.5 μg/m3 (27) 27.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 5.7 μg/m3 (24) 24.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 8.7 μg/m3 (36) 36.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.6 μg/m3 (19) 19.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 5.6 μg/m3 (23) 23.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 3.8 μg/m3 (16) 16.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 7.1 μg/m3 (30) 30.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 5.7 μg/m3 (24) 24.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.5 μg/m3 (27) 27.0
 
Jan. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 8.5 μg/m3 (35) 35.0
 
Jan. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 9.8 μg/m3 (41) 41.0
 
Jan. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 7.5 μg/m3 (31) 31.0
 
Jan. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 8.7 μg/m3 (36) 36.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 8.1 μg/m3 (34) 34.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 12.1 μg/m3 (50) 50.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 12.5 μg/m3 (51) 51.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 11.9 μg/m3 (50) 50.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 12.5 μg/m3 (51) 51.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 16.1 μg/m3 (59) 59.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 21.2 μg/m3 (70) 70.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 17.5 μg/m3 (62) 62.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 17.5 μg/m3 (62) 62.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 18.0 μg/m3 (63) 63.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 19.4 μg/m3 (66) 66.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 15.3 μg/m3 (57) 57.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 12.9 μg/m3 (52) 52.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 13.4 μg/m3 (53) 53.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 14.4 μg/m3 (55) 55.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 10.6 μg/m3 (44) 44.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 13.3 μg/m3 (53) 53.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 11.2 μg/m3 (47) 47.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 8.9 μg/m3 (37) 37.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 12.7 μg/m3 (51) 51.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 13.4 μg/m3 (53) 53.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 17.2 μg/m3 (61) 61.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 15.8 μg/m3 (58) 58.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 15.3 μg/m3 (57) 57.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 15.8 μg/m3 (58) 58.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 18.7 μg/m3 (64) 64.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (67) 67.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) N/A 10.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 14.6 μg/m3 (56) 56.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 11.8 μg/m3 (49) 49.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 9.4 μg/m3 (39) 39.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 9.4 μg/m3 (39) 39.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 6.6 μg/m3 (28) 28.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 5.2 μg/m3 (22) 22.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 8.1 μg/m3 (34) 34.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 6.7 μg/m3 (28) 28.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 8.3 μg/m3 (35) 35.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 7.7 μg/m3 (32) 32.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 9.1 μg/m3 (38) 38.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 9.2 μg/m3 (38) 38.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 7.9 μg/m3 (33) 33.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 10.6 μg/m3 (44) 44.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 8.0 μg/m3 (33) 33.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 10.5 μg/m3 (44) 44.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 8.6 μg/m3 (36) 36.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 10.6 μg/m3 (44) 44.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 7.7 μg/m3 (32) 32.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 7.5 μg/m3 (31) 31.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 7.3 μg/m3 (30) 30.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 7.3 μg/m3 (30) 30.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 6.3 μg/m3 (26) 26.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 5.7 μg/m3 (24) 24.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 11.9 μg/m3 (50) 50.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 15.9 μg/m3 (58) 58.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 16.9 μg/m3 (60) 60.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 13.9 μg/m3 (54) 54.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 13.5 μg/m3 (53) 53.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 14.9 μg/m3 (56) 56.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 17.9 μg/m3 (63) 63.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 15.9 μg/m3 (58) 58.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 14.0 μg/m3 (54) 54.0