ID: 2262

AQSQID: 270530962

Site Name: Minneapolis-Near Road

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

Updated: Jan. 21, 2021, 10:31 a.m.

Location: Minneapolis (Ventura Village), MN

Reporting: True, Located: True

Current AQI: 9.0

Minneapolis (Ventura Village) MN, US: 44.9653, -93.2551

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2021, 9 a.m. 4.6 ppb (5) -0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.21 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 21, 2021, 8 a.m. 4.9 ppb (5) -0.6 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2021, 7 a.m. 5.9 ppb (6) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.21 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2021, 6 a.m. 6.1 ppb (6) -0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2021, 5 a.m. 6.6 ppb (7) -0.2 ppb (0) N/A 7.0 ppb (7) N/A N/A N/A 0.22 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 21, 2021, 4 a.m. 9.0 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A N/A 0.28 ppb (4) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 21, 2021, 3 a.m. 9.5 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A N/A 0.25 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2021, 2 a.m. 13.0 ppb (13) 2.4 ppb (3) N/A 10.0 ppb (10) N/A N/A N/A 0.29 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2021, 1 a.m. 10.1 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A N/A 0.26 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2021, midnight 8.9 ppb (9) 0.3 ppb (1) N/A 8.0 ppb (8) N/A N/A N/A 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 11 p.m. 10.2 ppb (10) 0.7 ppb (1) N/A 9.0 ppb (9) N/A N/A N/A 0.27 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2021, 10 p.m. 8.5 ppb (9) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2021, 9 p.m. 12.4 ppb (12) 2.6 ppb (3) N/A 10.0 ppb (10) N/A N/A N/A 0.36 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2021, 8 p.m. 11.5 ppb (11) 3.2 ppb (4) N/A 8.0 ppb (8) N/A N/A N/A 0.26 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2021, 7 p.m. 8.9 ppb (9) 2.6 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2021, 6 p.m. 11.2 ppb (11) 3.4 ppb (4) N/A 8.0 ppb (8) N/A N/A N/A 0.26 ppb (4) N/A 0.0 μg/m3 (0) 11.0
 
Jan. 20, 2021, 5 p.m. 11.1 ppb (11) 3.2 ppb (4) N/A 8.0 ppb (8) N/A N/A N/A 0.22 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 20, 2021, 4 p.m. 18.7 ppb (18) 5.2 ppb (5) N/A 13.0 ppb (13) N/A N/A N/A 0.28 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 3 p.m. 18.8 ppb (18) 4.3 ppb (5) N/A 14.0 ppb (14) N/A N/A N/A 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 20, 2021, 2 p.m. 18.0 ppb (17) 2.8 ppb (3) N/A 15.0 ppb (15) N/A N/A N/A 0.27 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 1 p.m. 17.2 ppb (17) 1.6 ppb (2) N/A 15.0 ppb (15) N/A N/A N/A 0.25 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 20, 2021, noon 20.5 ppb (20) 2.2 ppb (3) N/A 18.0 ppb (17) N/A N/A N/A 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 11 a.m. 22.5 ppb (22) 1.8 ppb (2) N/A 20.0 ppb (19) N/A N/A N/A 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 20, 2021, 10 a.m. 17.8 ppb (17) 1.2 ppb (2) N/A 16.0 ppb (16) N/A N/A N/A 0.21 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2021, 9 a.m. 15.4 ppb (15) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A N/A 0.2 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 8 a.m. 15.5 ppb (15) 0.4 ppb (1) N/A 15.0 ppb (15) N/A N/A N/A 0.19 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2021, 7 a.m. 15.0 ppb (15) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A N/A 0.24 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2021, 6 a.m. 12.6 ppb (12) 0.5 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 20, 2021, 5 a.m. 14.1 ppb (14) 0.9 ppb (1) N/A 13.0 ppb (13) N/A N/A N/A 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 4 a.m. 12.5 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A 0.31 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 3 a.m. 18.3 ppb (18) 4.7 ppb (5) N/A 13.0 ppb (13) N/A N/A N/A 0.28 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2021, 2 a.m. 19.3 ppb (19) 5.1 ppb (5) N/A 14.0 ppb (14) N/A N/A N/A 0.3 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2021, 1 a.m. 17.8 ppb (17) 3.8 ppb (4) N/A 14.0 ppb (14) N/A N/A N/A 0.28 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2021, midnight 26.3 ppb (25) 8.4 ppb (8) N/A 18.0 ppb (17) N/A N/A N/A 0.34 ppb (4) N/A 4.0 μg/m3 (17) 25.0
 
Jan. 19, 2021, 11 p.m. 32.5 ppb (31) 12.1 ppb (12) N/A 20.0 ppb (19) N/A N/A N/A 0.36 ppb (5) N/A 7.0 μg/m3 (30) 31.0
 
Jan. 19, 2021, 10 p.m. 34.0 ppb (33) 14.6 ppb (14) N/A 19.0 ppb (18) N/A N/A N/A 0.36 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2021, 9 p.m. 35.3 ppb (34) 16.1 ppb (16) N/A 19.0 ppb (18) N/A N/A N/A 0.34 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2021, 8 p.m. 31.7 ppb (30) 14.9 ppb (15) N/A 17.0 ppb (17) N/A N/A N/A 0.31 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) N/A N/A 4.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 0.0 μg/m3 (0) 3.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A -1.0 μg/m3 (0) 4.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.39 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.39 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.39 ppb (5) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) N/A -1.0 μg/m3 (0) 4.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A -1.0 μg/m3 (0) 3.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A -1.0 μg/m3 (0) 3.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (5) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.44 ppb (5) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.38 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (6) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.57 ppb (7) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.53 ppb (6) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (6) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 14, 2021, 2 p.m. 28.7 ppb (28) 14.1 ppb (14) N/A 15.0 ppb (15) N/A N/A N/A 0.36 ppb (5) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 14, 2021, 1 p.m. 23.5 ppb (23) 9.2 ppb (9) N/A 14.0 ppb (14) N/A N/A N/A 0.35 ppb (4) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 14, 2021, noon 24.4 ppb (24) 9.9 ppb (10) N/A 14.0 ppb (14) N/A N/A N/A 0.32 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 14, 2021, 11 a.m. 17.3 ppb (17) 4.3 ppb (5) N/A 13.0 ppb (13) N/A N/A N/A 0.25 ppb (3) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 14, 2021, 10 a.m. 15.9 ppb (15) 3.9 ppb (4) N/A 12.0 ppb (12) N/A N/A N/A 0.26 ppb (4) N/A 17.0 μg/m3 (62) 62.0