ID: 529

AQSQID: 290770036

Site Name: Hillcrest Hs

Added: April 21, 2020, 6:24 p.m.

Updated: March 1, 2021, 4:32 p.m.

Location: Springfield (W Smith St), MO

Reporting: True, Located: True

Current AQI: 23.0

Springfield (W Smith St) MO, US: 37.256069, -93.299692

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 9.0 μg/m3 (9) 4.1 μg/m3 (18) 23.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 11.0 μg/m3 (11) 4.2 μg/m3 (18) 18.0
 
March 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 11.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
March 1, 2021, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 5.0 μg/m3 (5) 1.4 μg/m3 (6) 14.0
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 4.0 μg/m3 (4) -0.7 μg/m3 (0) 18.0
 
March 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 6.0 μg/m3 (6) -1.7 μg/m3 (0) 20.0
 
March 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 4.0 μg/m3 (4) 1.8 μg/m3 (8) 24.0
 
March 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 4.0 μg/m3 (4) 1.6 μg/m3 (7) 25.0
 
March 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -1.6 μg/m3 (0) 4.0
 
March 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.3 μg/m3 (2) 5.0
 
March 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -3.0 μg/m3 (0) 5.0
 
March 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.4 μg/m3 (2) 5.0
 
March 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) -1.0 μg/m3 (0) 9.0
 
March 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 0.1 μg/m3 (1) 9.0
 
March 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 0.4 μg/m3 (2) 11.0
 
March 1, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) -0.3 μg/m3 (0) 10.0
 
Feb. 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 1.6 μg/m3 (7) 10.0
 
Feb. 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.5 μg/m3 (7) 7.0
 
Feb. 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 6.7 μg/m3 (28) 28.0
 
Feb. 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
Feb. 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -1.7 μg/m3 (0) 8.0
 
Feb. 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.8 μg/m3 (8) 8.0
 
Feb. 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.1 μg/m3 (18) 18.0
 
Feb. 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -0.9 μg/m3 (0) 2.0
 
Feb. 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -1.2 μg/m3 (0) 8.0
 
Feb. 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.8 μg/m3 (16) 16.0
 
Feb. 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) -4.1 μg/m3 (0) 11.0
 
Feb. 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.9 μg/m3 (29) 29.0
 
Feb. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.2 μg/m3 (18) 18.0
 
Feb. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
Feb. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.5 μg/m3 (3) 5.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.0 μg/m3 (5) 5.0
 
Feb. 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.4 μg/m3 (2) 4.0
 
Feb. 28, 2021, 6 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 (9) 9.0
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.2 μg/m3 (10) 10.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -3.5 μg/m3 (0) 3.0
 
Feb. 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -1.4 μg/m3 (0) 3.0
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -0.6 μg/m3 (0) 8.0
 
Feb. 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 5.5 μg/m3 (23) 23.0
 
Feb. 28, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 3.5 μg/m3 (15) 15.0
 
Feb. 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) -1.3 μg/m3 (0) 11.0
 
Feb. 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) -0.6 μg/m3 (0) 15.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 3.6 μg/m3 (16) 17.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 2.4 μg/m3 (10) 17.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 3.9 μg/m3 (17) 17.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 1.5 μg/m3 (7) 16.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 3.8 μg/m3 (16) 16.0
 
Feb. 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 1.3 μg/m3 (6) 10.0
 
Feb. 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 1.4 μg/m3 (6) 12.0
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 1.6 μg/m3 (7) 10.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 22.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.6 μg/m3 (20) 20.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.9 μg/m3 (29) 29.0
 
Feb. 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.9 μg/m3 (4) 5.0
 
Feb. 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Feb. 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.2 μg/m3 (10) 10.0
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.1 μg/m3 (5) 5.0
 
Feb. 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.8 μg/m3 (16) 16.0
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 1.8 μg/m3 (8) 13.0
 
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 0.9 μg/m3 (4) 8.0
 
Feb. 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.0 μg/m3 (13) 13.0
 
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) -0.2 μg/m3 (0) 10.0
 
Feb. 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) -3.4 μg/m3 (0) 9.0
 
Feb. 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 2.8 μg/m3 (12) 12.0
 
Feb. 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) -2.4 μg/m3 (0) 12.0
 
Feb. 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -4.2 μg/m3 (0) 8.0
 
Feb. 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 1.5 μg/m3 (7) 8.0
 
Feb. 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 2.5 μg/m3 (11) 11.0
 
Feb. 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 0.4 μg/m3 (2) 10.0
 
Feb. 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.3 μg/m3 (18) 18.0
 
Feb. 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Feb. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.1 μg/m3 (9) 9.0
 
Feb. 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.1 μg/m3 (5) 15.0
 
Feb. 26, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) -4.2 μg/m3 (0) 9.0
 
Feb. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) -2.0 μg/m3 (0) 7.0
 
Feb. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.1 μg/m3 (13) 13.0
 
Feb. 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.6 μg/m3 (11) 11.0
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) -2.2 μg/m3 (0) 7.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.9 μg/m3 (21) 21.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -1.3 μg/m3 (0) 8.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.2 μg/m3 (5) 5.0
 
Feb. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) -1.3 μg/m3 (0) 13.0
 
Feb. 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 0.6 μg/m3 (3) 11.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) -1.6 μg/m3 (0) 14.0
 
Feb. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 0.2 μg/m3 (1) 7.0
 
Feb. 26, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.5 μg/m3 (7) 13.0
 
Feb. 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 1.9 μg/m3 (8) 12.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 1.4 μg/m3 (6) 9.0
 
Feb. 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 0.4 μg/m3 (2) 31.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.9 μg/m3 (8) 15.0
 
Feb. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -0.9 μg/m3 (0) 13.0
 
Feb. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.0 μg/m3 (9) 9.0
 
Feb. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) -4.7 μg/m3 (0) 7.0
 
Feb. 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -3.6 μg/m3 (0) 8.0
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.5 μg/m3 (11) 11.0
 
Feb. 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) -0.4 μg/m3 (0) 10.0
 
Feb. 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 0.8 μg/m3 (4) 13.0
 
Feb. 25, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 0.1 μg/m3 (1) 6.0
 
Feb. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.3 μg/m3 (14) 14.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.5 μg/m3 (11) 11.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.8 μg/m3 (12) 12.0
 
Feb. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 7.0 μg/m3 (30) 30.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) -0.2 μg/m3 (0) 6.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -1.3 μg/m3 (0) 5.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.0 μg/m3 (9) 9.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.2 μg/m3 (14) 14.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 0.6 μg/m3 (3) 8.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) -1.7 μg/m3 (0) 11.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.2 μg/m3 (10) 13.0
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) -3.6 μg/m3 (0) 22.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) -1.0 μg/m3 (0) 14.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) -2.9 μg/m3 (0) 25.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 1.6 μg/m3 (7) 22.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) -2.8 μg/m3 (0) 12.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 1.9 μg/m3 (8) 19.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) -0.4 μg/m3 (0) 24.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 0.0 μg/m3 (0) 19.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 0.1 μg/m3 (1) 25.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (40) -3.4 μg/m3 (0) 40.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) -3.6 μg/m3 (0) 26.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 0.5 μg/m3 (3) 20.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 5.1 μg/m3 (22) 22.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) -1.2 μg/m3 (0) 16.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.9 μg/m3 (21) 21.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.9 μg/m3 (8) 15.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 2.2 μg/m3 (10) 12.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.9 μg/m3 (25) 25.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 0.1 μg/m3 (1) 16.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) -0.2 μg/m3 (0) 20.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) N/A 23.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) N/A 24.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) -4.9 μg/m3 (0) 25.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 2.2 μg/m3 (10) 31.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) -1.4 μg/m3 (0) 27.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) -1.2 μg/m3 (0) 11.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 0.0 μg/m3 (0) 14.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) N/A 13.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) N/A 13.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) N/A 11.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) N/A 20.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) N/A 15.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 2.8 μg/m3 (12) 18.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 11.3 μg/m3 (48) 48.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 12.8 μg/m3 (53) 53.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 4.9 μg/m3 (21) 21.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 3.2 μg/m3 (14) 14.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.9 μg/m3 (13) 13.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.1 μg/m3 (18) 18.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.3 μg/m3 (10) 10.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 0.3 μg/m3 (2) 8.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.1 μg/m3 (26) 26.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 3.8 μg/m3 (16) 16.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 3.2 μg/m3 (14) 14.0
 
Feb. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 5.6 μg/m3 (24) 24.0
 
Feb. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 6.5 μg/m3 (28) 28.0
 
Feb. 23, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 4.6 μg/m3 (20) 20.0
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 2.0 μg/m3 (9) 11.0
 
Feb. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -0.1 μg/m3 (0) 8.0
 
Feb. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Feb. 22, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) -2.9 μg/m3 (0) 10.0
 
Feb. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.6 μg/m3 (16) 16.0
 
Feb. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.9 μg/m3 (8) 8.0
 
Feb. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.1 μg/m3 (13) 13.0
 
Feb. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.4 μg/m3 (27) 27.0