ID: 497

AQSQID: 260810020

Site Name: Grand Rapids

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

Updated: Nov. 29, 2020, 12:41 p.m.

Location: Grand Rapids (Belknap Lookout), MI

Reporting: True, Located: True

Current AQI: 38.0

Grand Rapids (Belknap Lookout) MI, US: 42.984699, -85.671097

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 29, 2020, 11 a.m. N/A N/A 13.7 ppb (13) N/A N/A 1.0 ppb (2) 12.0 ppb (12) 0.35 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
Nov. 29, 2020, 10 a.m. N/A N/A 12.7 ppb (12) N/A N/A 1.0 ppb (2) 12.0 ppb (12) 0.32 ppb (4) N/A 8.7 μg/m3 (37) 37.0
 
Nov. 29, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) 0.32 ppb (4) N/A 8.5 μg/m3 (36) 36.0
 
Nov. 29, 2020, 8 a.m. N/A N/A 16.3 ppb (16) N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A N/A 8.7 μg/m3 (37) 37.0
 
Nov. 29, 2020, 7 a.m. N/A N/A 15.2 ppb (15) N/A N/A 1.0 ppb (2) N/A 0.33 ppb (4) N/A 8.9 μg/m3 (38) 38.0
 
Nov. 29, 2020, 6 a.m. N/A N/A 15.2 ppb (15) N/A N/A N/A 13.0 ppb (13) 0.33 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
Nov. 29, 2020, 5 a.m. N/A N/A 8.9 ppb (9) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.31 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 29, 2020, 4 a.m. N/A N/A 8.4 ppb (8) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.3 ppb (4) N/A 8.7 μg/m3 (37) 37.0
 
Nov. 29, 2020, 3 a.m. N/A N/A 7.1 ppb (7) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.3 ppb (4) N/A 7.7 μg/m3 (33) 33.0
 
Nov. 29, 2020, 2 a.m. N/A N/A 6.5 ppb (7) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.3 ppb (4) N/A 7.8 μg/m3 (33) 33.0
 
Nov. 29, 2020, 1 a.m. N/A N/A 7.7 ppb (8) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.3 ppb (4) N/A 7.7 μg/m3 (33) 33.0
 
Nov. 29, 2020, midnight N/A N/A 11.6 ppb (11) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.37 ppb (5) N/A 8.7 μg/m3 (37) 37.0
 
Nov. 28, 2020, 11 p.m. N/A N/A 12.5 ppb (12) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.39 ppb (5) N/A 7.6 μg/m3 (32) 32.0
 
Nov. 28, 2020, 10 p.m. N/A N/A 9.8 ppb (10) N/A N/A 1.0 ppb (2) 24.0 ppb (23) 0.35 ppb (4) N/A 6.5 μg/m3 (28) 28.0
 
Nov. 28, 2020, 9 p.m. N/A N/A 8.7 ppb (9) N/A N/A 1.0 ppb (2) 26.0 ppb (25) 0.38 ppb (5) N/A 6.3 μg/m3 (27) 27.0
 
Nov. 28, 2020, 8 p.m. N/A N/A 6.8 ppb (7) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.32 ppb (4) N/A 6.0 μg/m3 (25) 27.0
 
Nov. 28, 2020, 7 p.m. N/A N/A 8.0 ppb (8) N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.28 ppb (4) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 28, 2020, 6 p.m. N/A N/A 5.7 ppb (6) N/A N/A 1.0 ppb (2) 31.0 ppb (29) 0.27 ppb (4) N/A 5.8 μg/m3 (25) 29.0
 
Nov. 28, 2020, 5 p.m. N/A N/A 4.0 ppb (4) N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.26 ppb (4) N/A 4.8 μg/m3 (20) 30.0
 
Nov. 28, 2020, 4 p.m. N/A N/A 4.6 ppb (5) N/A N/A 1.0 ppb (2) 31.0 ppb (29) 0.27 ppb (4) N/A 3.8 μg/m3 (16) 29.0
 
Nov. 28, 2020, 3 p.m. N/A N/A 10.1 ppb (10) N/A N/A 1.0 ppb (2) 24.0 ppb (23) 0.32 ppb (4) N/A 5.4 μg/m3 (23) 23.0
 
Nov. 28, 2020, 2 p.m. N/A N/A 21.4 ppb (21) N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.4 ppb (5) N/A 8.6 μg/m3 (36) 36.0
 
Nov. 28, 2020, 1 p.m. N/A N/A 19.8 ppb (19) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.37 ppb (5) N/A 8.8 μg/m3 (37) 37.0
 
Nov. 28, 2020, noon N/A N/A 20.5 ppb (20) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.35 ppb (4) N/A 10.2 μg/m3 (43) 43.0
 
Nov. 28, 2020, 11 a.m. N/A N/A 21.5 ppb (21) N/A N/A 1.0 ppb (2) 7.0 ppb (7) 0.35 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 28, 2020, 10 a.m. N/A N/A 15.4 ppb (15) N/A N/A 1.0 ppb (2) 9.0 ppb (9) 0.35 ppb (4) N/A 9.5 μg/m3 (40) 40.0
 
Nov. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.35 ppb (4) N/A 10.1 μg/m3 (43) 43.0
 
Nov. 28, 2020, 8 a.m. N/A N/A 18.6 ppb (18) N/A N/A 1.0 ppb (2) 3.0 ppb (3) N/A N/A 10.5 μg/m3 (44) 44.0
 
Nov. 28, 2020, 7 a.m. N/A N/A 12.5 ppb (12) N/A N/A 1.0 ppb (2) N/A 0.33 ppb (4) N/A 10.7 μg/m3 (45) 45.0
 
Nov. 28, 2020, 6 a.m. N/A N/A 15.3 ppb (15) N/A N/A N/A 13.0 ppb (13) 0.35 ppb (4) N/A 10.2 μg/m3 (43) 43.0
 
Nov. 28, 2020, 5 a.m. N/A N/A 27.3 ppb (26) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.42 ppb (5) N/A 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 4 a.m. N/A N/A 18.7 ppb (18) N/A N/A 1.0 ppb (2) 10.0 ppb (10) 0.43 ppb (5) N/A 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 3 a.m. N/A N/A 14.1 ppb (14) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.37 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 28, 2020, 2 a.m. N/A N/A 10.2 ppb (10) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.33 ppb (4) N/A 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 1 a.m. N/A N/A 16.3 ppb (16) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.37 ppb (5) N/A 14.1 μg/m3 (56) 56.0
 
Nov. 28, 2020, midnight N/A N/A 12.6 ppb (12) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.33 ppb (4) N/A 11.5 μg/m3 (48) 48.0
 
Nov. 27, 2020, 11 p.m. N/A N/A 6.5 ppb (7) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.26 ppb (4) N/A 10.1 μg/m3 (43) 43.0
 
Nov. 27, 2020, 10 p.m. N/A N/A 6.9 ppb (7) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.28 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Nov. 27, 2020, 9 p.m. N/A N/A 7.3 ppb (7) N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.28 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
Nov. 27, 2020, 8 p.m. N/A N/A 7.6 ppb (8) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.28 ppb (4) N/A 12.6 μg/m3 (53) 53.0
 
Nov. 27, 2020, 7 p.m. N/A N/A 8.2 ppb (8) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.28 ppb (4) N/A 13.6 μg/m3 (55) 55.0
 
Nov. 27, 2020, 6 p.m. N/A N/A 8.0 ppb (8) N/A N/A 1.0 ppb (2) 20.0 ppb (19) 0.28 ppb (4) N/A 13.0 μg/m3 (53) 53.0
 
Nov. 27, 2020, 5 p.m. N/A N/A 9.6 ppb (10) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.3 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
Nov. 27, 2020, 4 p.m. N/A N/A 10.3 ppb (10) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.3 ppb (4) N/A 11.4 μg/m3 (48) 48.0
 
Nov. 27, 2020, 3 p.m. N/A N/A 13.7 ppb (13) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.3 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
Nov. 27, 2020, 2 p.m. N/A N/A 7.8 ppb (8) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.3 ppb (4) N/A 10.7 μg/m3 (45) 45.0
 
Nov. 27, 2020, 1 p.m. N/A N/A 12.4 ppb (12) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.27 ppb (4) N/A 10.1 μg/m3 (43) 43.0
 
Nov. 27, 2020, noon N/A N/A 8.1 ppb (8) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.35 ppb (4) N/A 9.7 μg/m3 (41) 41.0
 
Nov. 27, 2020, 11 a.m. N/A N/A 8.0 ppb (8) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.26 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 27, 2020, 10 a.m. N/A N/A 7.0 ppb (7) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.27 ppb (4) N/A 10.9 μg/m3 (46) 46.0
 
Nov. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.25 ppb (3) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 27, 2020, 8 a.m. N/A N/A 4.4 ppb (5) N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 9.1 μg/m3 (38) 38.0
 
Nov. 27, 2020, 7 a.m. N/A N/A 5.3 ppb (5) N/A N/A 1.0 ppb (2) N/A 0.27 ppb (4) N/A 8.7 μg/m3 (37) 37.0
 
Nov. 27, 2020, 6 a.m. N/A N/A 5.1 ppb (5) N/A N/A N/A 19.0 ppb (18) 0.27 ppb (4) N/A 8.5 μg/m3 (36) 36.0
 
Nov. 27, 2020, 5 a.m. N/A N/A 4.0 ppb (4) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.26 ppb (4) N/A 8.5 μg/m3 (36) 36.0
 
Nov. 27, 2020, 4 a.m. N/A N/A 4.0 ppb (4) N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.26 ppb (4) N/A 9.3 μg/m3 (39) 39.0
 
Nov. 27, 2020, 3 a.m. N/A N/A 6.2 ppb (6) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.29 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 27, 2020, 2 a.m. N/A N/A 9.6 ppb (10) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.33 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2020, 1 a.m. N/A N/A 8.7 ppb (9) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.31 ppb (4) N/A 11.4 μg/m3 (48) 48.0
 
Nov. 27, 2020, midnight N/A N/A 9.5 ppb (9) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.31 ppb (4) N/A 11.6 μg/m3 (49) 49.0
 
Nov. 26, 2020, 11 p.m. N/A N/A 8.4 ppb (8) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.3 ppb (4) N/A 9.6 μg/m3 (40) 40.0
 
Nov. 26, 2020, 10 p.m. N/A N/A 7.5 ppb (8) N/A N/A 1.0 ppb (2) 20.0 ppb (19) 0.29 ppb (4) N/A 8.3 μg/m3 (35) 35.0
 
Nov. 26, 2020, 9 p.m. N/A N/A 5.7 ppb (6) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.28 ppb (4) N/A 6.7 μg/m3 (28) 28.0
 
Nov. 26, 2020, 8 p.m. N/A N/A 3.9 ppb (4) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.27 ppb (4) N/A 5.8 μg/m3 (25) 25.0
 
Nov. 26, 2020, 7 p.m. N/A N/A 4.7 ppb (5) N/A N/A 1.0 ppb (2) 17.0 ppb (16) 0.28 ppb (4) N/A 7.2 μg/m3 (31) 31.0
 
Nov. 26, 2020, 6 p.m. N/A N/A 5.9 ppb (6) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.3 ppb (4) N/A 7.8 μg/m3 (33) 33.0
 
Nov. 26, 2020, 5 p.m. N/A N/A 6.5 ppb (7) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.31 ppb (4) N/A 8.1 μg/m3 (34) 34.0
 
Nov. 26, 2020, 4 p.m. N/A N/A 6.9 ppb (7) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.31 ppb (4) N/A 9.9 μg/m3 (42) 42.0
 
Nov. 26, 2020, 3 p.m. N/A N/A 7.2 ppb (7) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.32 ppb (4) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 26, 2020, 2 p.m. N/A N/A 8.0 ppb (8) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.31 ppb (4) N/A 8.6 μg/m3 (36) 36.0
 
Nov. 26, 2020, 1 p.m. N/A N/A 8.3 ppb (8) N/A N/A 1.0 ppb (2) 10.0 ppb (10) 0.31 ppb (4) N/A 10.6 μg/m3 (45) 45.0
 
Nov. 26, 2020, noon N/A N/A 7.7 ppb (8) N/A N/A 1.0 ppb (2) 9.0 ppb (9) 0.31 ppb (4) N/A 11.5 μg/m3 (48) 48.0
 
Nov. 26, 2020, 11 a.m. N/A N/A 7.8 ppb (8) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.31 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Nov. 26, 2020, 10 a.m. N/A N/A 8.4 ppb (8) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.32 ppb (4) N/A 12.6 μg/m3 (53) 53.0
 
Nov. 26, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.33 ppb (4) N/A 13.1 μg/m3 (54) 54.0
 
Nov. 26, 2020, 8 a.m. N/A N/A 8.4 ppb (8) N/A N/A 1.0 ppb (2) 6.0 ppb (6) N/A N/A 12.2 μg/m3 (52) 52.0
 
Nov. 26, 2020, 7 a.m. N/A N/A 10.7 ppb (11) N/A N/A 1.0 ppb (2) N/A 0.33 ppb (4) N/A 11.5 μg/m3 (48) 48.0
 
Nov. 26, 2020, 6 a.m. N/A N/A 11.4 ppb (11) N/A N/A N/A 5.0 ppb (5) 0.34 ppb (4) N/A 11.1 μg/m3 (47) 47.0
 
Nov. 26, 2020, 5 a.m. N/A N/A 12.3 ppb (12) N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.35 ppb (4) N/A 10.6 μg/m3 (45) 45.0
 
Nov. 26, 2020, 4 a.m. N/A N/A 13.1 ppb (13) N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.36 ppb (5) N/A 11.1 μg/m3 (47) 47.0
 
Nov. 26, 2020, 3 a.m. N/A N/A 15.1 ppb (15) N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.37 ppb (5) N/A 9.9 μg/m3 (42) 42.0
 
Nov. 26, 2020, 2 a.m. N/A N/A 14.1 ppb (14) N/A N/A 1.0 ppb (2) 5.0 ppb (5) 0.37 ppb (5) N/A 8.7 μg/m3 (37) 37.0
 
Nov. 26, 2020, 1 a.m. N/A N/A 12.0 ppb (12) N/A N/A 1.0 ppb (2) 7.0 ppb (7) 0.39 ppb (5) N/A 7.2 μg/m3 (31) 31.0
 
Nov. 26, 2020, midnight N/A N/A 10.8 ppb (11) N/A N/A 1.0 ppb (2) 7.0 ppb (7) 0.41 ppb (5) N/A 5.8 μg/m3 (25) 25.0
 
Nov. 25, 2020, 11 p.m. N/A N/A 12.6 ppb (12) N/A N/A 1.0 ppb (2) 7.0 ppb (7) 0.37 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 25, 2020, 10 p.m. N/A N/A 15.4 ppb (15) N/A N/A 1.0 ppb (2) 7.0 ppb (7) 0.41 ppb (5) N/A 5.5 μg/m3 (23) 23.0
 
Nov. 25, 2020, 9 p.m. N/A N/A 21.1 ppb (20) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.45 ppb (6) N/A 7.1 μg/m3 (30) 30.0
 
Nov. 25, 2020, 8 p.m. N/A N/A 17.9 ppb (17) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.42 ppb (5) N/A 8.2 μg/m3 (35) 35.0
 
Nov. 25, 2020, 7 p.m. N/A N/A 17.8 ppb (17) N/A N/A 1.0 ppb (2) 9.0 ppb (9) 0.38 ppb (5) N/A 9.9 μg/m3 (42) 42.0
 
Nov. 25, 2020, 6 p.m. N/A N/A 12.0 ppb (12) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.33 ppb (4) N/A 12.4 μg/m3 (52) 52.0
 
Nov. 25, 2020, 5 p.m. N/A N/A 16.9 ppb (16) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.35 ppb (4) N/A 14.1 μg/m3 (56) 56.0
 
Nov. 25, 2020, 4 p.m. N/A N/A 14.0 ppb (14) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.34 ppb (4) N/A 13.6 μg/m3 (55) 55.0
 
Nov. 25, 2020, 3 p.m. N/A N/A 18.9 ppb (18) N/A N/A 1.0 ppb (2) 10.0 ppb (10) 0.34 ppb (4) N/A 16.1 μg/m3 (60) 60.0
 
Nov. 25, 2020, 2 p.m. N/A N/A 22.7 ppb (22) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.36 ppb (5) N/A 19.7 μg/m3 (67) 67.0
 
Nov. 25, 2020, 1 p.m. N/A N/A 21.5 ppb (21) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.37 ppb (5) N/A 17.6 μg/m3 (63) 63.0
 
Nov. 25, 2020, noon N/A N/A 19.1 ppb (19) N/A N/A 1.0 ppb (2) 9.0 ppb (9) 0.37 ppb (5) N/A 16.2 μg/m3 (60) 60.0
 
Nov. 25, 2020, 11 a.m. N/A N/A 23.2 ppb (22) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.32 ppb (4) N/A 16.9 μg/m3 (62) 62.0
 
Nov. 25, 2020, 10 a.m. N/A N/A 22.6 ppb (22) N/A N/A 1.0 ppb (2) 5.0 ppb (5) 0.31 ppb (4) N/A 18.9 μg/m3 (66) 66.0
 
Nov. 25, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) 0.27 ppb (4) N/A 18.9 μg/m3 (66) 66.0
 
Nov. 25, 2020, 8 a.m. N/A N/A 15.1 ppb (15) N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A N/A 18.5 μg/m3 (65) 65.0
 
Nov. 25, 2020, 7 a.m. N/A N/A 15.1 ppb (15) N/A N/A 1.0 ppb (2) N/A 0.27 ppb (4) N/A 19.0 μg/m3 (66) 66.0
 
Nov. 25, 2020, 6 a.m. N/A N/A 12.9 ppb (13) N/A N/A N/A 11.0 ppb (11) 0.28 ppb (4) N/A 18.5 μg/m3 (65) 65.0
 
Nov. 25, 2020, 5 a.m. N/A N/A 10.6 ppb (10) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.27 ppb (4) N/A 17.6 μg/m3 (63) 63.0
 
Nov. 25, 2020, 4 a.m. N/A N/A 11.8 ppb (12) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.28 ppb (4) N/A 17.3 μg/m3 (62) 62.0
 
Nov. 25, 2020, 3 a.m. N/A N/A 13.4 ppb (13) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.31 ppb (4) N/A 16.1 μg/m3 (60) 60.0
 
Nov. 25, 2020, 2 a.m. N/A N/A 9.9 ppb (10) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.28 ppb (4) N/A 14.9 μg/m3 (57) 57.0
 
Nov. 25, 2020, 1 a.m. N/A N/A 9.8 ppb (10) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.27 ppb (4) N/A 13.9 μg/m3 (55) 55.0
 
Nov. 25, 2020, midnight N/A N/A 10.1 ppb (10) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.27 ppb (4) N/A 13.9 μg/m3 (55) 55.0
 
Nov. 24, 2020, 11 p.m. N/A N/A 10.8 ppb (11) N/A N/A 1.0 ppb (2) 17.0 ppb (16) 0.3 ppb (4) N/A 13.8 μg/m3 (55) 55.0
 
Nov. 24, 2020, 10 p.m. N/A N/A 12.8 ppb (13) N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.31 ppb (4) N/A 13.0 μg/m3 (53) 53.0
 
Nov. 24, 2020, 9 p.m. N/A N/A 15.9 ppb (15) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.43 ppb (5) N/A 12.3 μg/m3 (52) 52.0
 
Nov. 24, 2020, 8 p.m. N/A N/A 16.3 ppb (16) N/A N/A 1.0 ppb (2) 12.0 ppb (12) 0.32 ppb (4) N/A 12.8 μg/m3 (53) 53.0
 
Nov. 24, 2020, 7 p.m. N/A N/A 19.8 ppb (19) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.3 ppb (4) N/A 12.6 μg/m3 (53) 53.0
 
Nov. 24, 2020, 6 p.m. N/A N/A 16.6 ppb (16) N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.31 ppb (4) N/A 11.8 μg/m3 (50) 50.0
 
Nov. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.34 ppb (4) N/A 10.2 μg/m3 (43) 43.0
 
Nov. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.31 ppb (4) N/A N/A 15.0
 
Nov. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.3 ppb (4) N/A N/A 17.0
 
Nov. 24, 2020, 2 p.m. N/A N/A 14.1 ppb (14) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.3 ppb (4) N/A 8.9 μg/m3 (38) 38.0
 
Nov. 24, 2020, 1 p.m. N/A N/A 15.2 ppb (15) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.3 ppb (4) N/A 8.4 μg/m3 (36) 36.0
 
Nov. 24, 2020, noon N/A N/A 11.6 ppb (11) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.29 ppb (4) N/A 8.3 μg/m3 (35) 35.0
 
Nov. 24, 2020, 11 a.m. N/A N/A 7.1 ppb (7) N/A N/A 1.0 ppb (2) 24.0 ppb (23) 0.26 ppb (4) N/A 7.9 μg/m3 (33) 33.0
 
Nov. 24, 2020, 10 a.m. N/A N/A 9.1 ppb (9) N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.26 ppb (4) N/A 7.7 μg/m3 (33) 33.0
 
Nov. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.34 ppb (4) N/A 10.6 μg/m3 (45) 45.0
 
Nov. 24, 2020, 8 a.m. N/A N/A 22.8 ppb (22) N/A N/A 1.0 ppb (2) 8.0 ppb (8) N/A N/A 10.9 μg/m3 (46) 46.0
 
Nov. 24, 2020, 7 a.m. N/A N/A 22.8 ppb (22) N/A N/A 1.0 ppb (2) N/A 0.35 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 24, 2020, 6 a.m. N/A N/A 30.1 ppb (29) N/A N/A N/A 4.0 ppb (4) 0.4 ppb (5) N/A 13.5 μg/m3 (54) 54.0
 
Nov. 24, 2020, 5 a.m. N/A N/A 42.4 ppb (40) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.48 ppb (6) N/A 13.7 μg/m3 (55) 55.0
 
Nov. 24, 2020, 4 a.m. N/A N/A 53.4 ppb (51) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.58 ppb (7) N/A 14.3 μg/m3 (56) 56.0
 
Nov. 24, 2020, 3 a.m. N/A N/A 51.7 ppb (49) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.54 ppb (6) N/A 14.0 μg/m3 (55) 55.0
 
Nov. 24, 2020, 2 a.m. N/A N/A 39.3 ppb (38) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.49 ppb (6) N/A 11.9 μg/m3 (50) 50.0
 
Nov. 24, 2020, 1 a.m. N/A N/A 30.9 ppb (30) N/A N/A 1.0 ppb (2) 6.0 ppb (6) 0.44 ppb (5) N/A 8.3 μg/m3 (35) 35.0
 
Nov. 24, 2020, midnight N/A N/A 21.6 ppb (21) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.37 ppb (5) N/A 6.7 μg/m3 (28) 28.0
 
Nov. 23, 2020, 11 p.m. N/A N/A 13.0 ppb (13) N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.31 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 23, 2020, 10 p.m. N/A N/A 15.7 ppb (15) N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.32 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 23, 2020, 9 p.m. N/A N/A 10.6 ppb (10) N/A N/A 1.0 ppb (2) 26.0 ppb (25) 0.26 ppb (4) N/A 5.3 μg/m3 (23) 25.0
 
Nov. 23, 2020, 8 p.m. N/A N/A 10.3 ppb (10) N/A N/A 1.0 ppb (2) 27.0 ppb (25) 0.27 ppb (4) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 23, 2020, 7 p.m. N/A N/A 8.2 ppb (8) N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.22 ppb (3) N/A 4.9 μg/m3 (21) 26.0
 
Nov. 23, 2020, 6 p.m. N/A N/A 7.4 ppb (7) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.22 ppb (3) N/A 4.7 μg/m3 (20) 28.0
 
Nov. 23, 2020, 5 p.m. N/A N/A 7.5 ppb (8) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.22 ppb (3) N/A 5.4 μg/m3 (23) 28.0
 
Nov. 23, 2020, 4 p.m. N/A N/A 6.1 ppb (6) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.22 ppb (3) N/A 5.9 μg/m3 (25) 27.0
 
Nov. 23, 2020, 3 p.m. N/A N/A 6.4 ppb (7) N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.21 ppb (3) N/A 5.8 μg/m3 (25) 26.0
 
Nov. 23, 2020, 2 p.m. N/A N/A 9.6 ppb (10) N/A N/A 1.0 ppb (2) 24.0 ppb (23) 0.23 ppb (3) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 23, 2020, 1 p.m. N/A N/A 22.8 ppb (22) N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.31 ppb (4) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 23, 2020, noon N/A N/A 13.4 ppb (13) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.28 ppb (4) N/A 6.3 μg/m3 (27) 27.0
 
Nov. 23, 2020, 11 a.m. N/A N/A 9.4 ppb (9) N/A N/A 1.0 ppb (2) 20.0 ppb (19) 0.25 ppb (3) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 23, 2020, 10 a.m. N/A N/A 5.5 ppb (6) N/A N/A 1.0 ppb (2) 25.0 ppb (24) 0.21 ppb (3) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) 0.19 ppb (3) N/A 6.7 μg/m3 (28) 28.0
 
Nov. 23, 2020, 8 a.m. N/A N/A 3.5 ppb (4) N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 7.3 μg/m3 (31) 31.0
 
Nov. 23, 2020, 7 a.m. N/A N/A 5.3 ppb (5) N/A N/A 1.0 ppb (2) N/A 0.21 ppb (3) N/A 12.3 μg/m3 (52) 52.0
 
Nov. 23, 2020, 6 a.m. N/A N/A 7.8 ppb (8) N/A N/A N/A 19.0 ppb (18) 0.23 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
Nov. 23, 2020, 5 a.m. N/A N/A 6.8 ppb (7) N/A N/A 1.0 ppb (2) 22.0 ppb (21) 0.22 ppb (3) N/A 9.1 μg/m3 (38) 38.0
 
Nov. 23, 2020, 4 a.m. N/A N/A 10.3 ppb (10) N/A N/A 1.0 ppb (2) 17.0 ppb (16) 0.25 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
Nov. 23, 2020, 3 a.m. N/A N/A 12.2 ppb (12) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.29 ppb (4) N/A 12.3 μg/m3 (52) 52.0
 
Nov. 23, 2020, 2 a.m. N/A N/A 14.9 ppb (15) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.32 ppb (4) N/A 12.2 μg/m3 (52) 52.0
 
Nov. 23, 2020, 1 a.m. N/A N/A 21.8 ppb (21) N/A N/A 1.0 ppb (2) 5.0 ppb (5) 0.35 ppb (4) N/A 13.5 μg/m3 (54) 54.0
 
Nov. 23, 2020, midnight N/A N/A 18.2 ppb (18) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.34 ppb (4) N/A 13.7 μg/m3 (55) 55.0
 
Nov. 22, 2020, 11 p.m. N/A N/A 21.8 ppb (21) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.4 ppb (5) N/A 12.6 μg/m3 (53) 53.0
 
Nov. 22, 2020, 10 p.m. N/A N/A 10.7 ppb (11) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.29 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Nov. 22, 2020, 9 p.m. N/A N/A 8.5 ppb (9) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.25 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
Nov. 22, 2020, 8 p.m. N/A N/A 5.7 ppb (6) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.23 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
Nov. 22, 2020, 7 p.m. N/A N/A 9.8 ppb (10) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.28 ppb (4) N/A 12.4 μg/m3 (52) 52.0
 
Nov. 22, 2020, 6 p.m. N/A N/A 11.4 ppb (11) N/A N/A 1.0 ppb (2) 17.0 ppb (16) 0.28 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
Nov. 22, 2020, 5 p.m. N/A N/A 9.3 ppb (9) N/A N/A 1.0 ppb (2) 17.0 ppb (16) 0.27 ppb (4) N/A 11.1 μg/m3 (47) 47.0
 
Nov. 22, 2020, 4 p.m. N/A N/A 8.1 ppb (8) N/A N/A 1.0 ppb (2) 17.0 ppb (16) 0.25 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 22, 2020, 3 p.m. N/A N/A 9.1 ppb (9) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.27 ppb (4) N/A 12.8 μg/m3 (53) 53.0
 
Nov. 22, 2020, 2 p.m. N/A N/A 10.7 ppb (11) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.29 ppb (4) N/A 14.4 μg/m3 (56) 56.0
 
Nov. 22, 2020, 1 p.m. N/A N/A 11.0 ppb (11) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.29 ppb (4) N/A 14.5 μg/m3 (57) 57.0
 
Nov. 22, 2020, noon N/A N/A 9.7 ppb (10) N/A N/A 1.0 ppb (2) 14.0 ppb (13) 0.27 ppb (4) N/A 14.7 μg/m3 (57) 57.0