AQSQID: 260810020

Site Name: Grand Rapids

Location: Grand Rapids (Belknap Lookout), MI

Reporting: True, Located: True

Current AQI: 29.0

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
Dec. 1, 2019, noon N/A N/A 4.0 ppb (4) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.4 ppb (4) N/A 3.1 μg/m3 (13) 18.0
 
Dec. 1, 2019, 11 a.m. N/A N/A 6.3 ppb (6) N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.42 ppb (5) N/A 2.1 μg/m3 (9) 15.0
 
Dec. 1, 2019, 10 a.m. N/A N/A 5.2 ppb (5) N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.4 ppb (4) N/A 3.2 μg/m3 (13) 15.0
 
Dec. 1, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.38 ppb (4) N/A 1.8 μg/m3 (8) 16.0
 
Dec. 1, 2019, 8 a.m. N/A N/A 4.4 ppb (4) N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 0.8 μg/m3 (3) 16.0
 
Dec. 1, 2019, 7 a.m. N/A N/A 6.3 ppb (6) N/A N/A 0.0 ppb (0) N/A 0.39 ppb (4) N/A 2.0 μg/m3 (8) 8.0
 
Dec. 1, 2019, 6 a.m. N/A N/A 5.1 ppb (5) N/A N/A N/A 22.0 ppb (17) 0.39 ppb (4) N/A 7.3 μg/m3 (30) 30.0
 
Dec. 1, 2019, 5 a.m. N/A N/A 5.3 ppb (5) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.39 ppb (4) N/A 0.6 μg/m3 (2) 17.0
 
Dec. 1, 2019, 4 a.m. N/A N/A 5.9 ppb (5) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.39 ppb (4) N/A 4.4 μg/m3 (18) 18.0
 
Dec. 1, 2019, 3 a.m. N/A N/A 6.0 ppb (6) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.39 ppb (4) N/A 3.9 μg/m3 (16) 17.0
 
Dec. 1, 2019, 2 a.m. N/A N/A 7.3 ppb (7) N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.41 ppb (5) N/A 3.6 μg/m3 (15) 17.0
 
Dec. 1, 2019, 1 a.m. N/A N/A 9.0 ppb (8) N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.42 ppb (5) N/A 5.1 μg/m3 (21) 21.0
 
Dec. 1, 2019, midnight N/A N/A 10.9 ppb (10) N/A N/A 1.0 ppb (1) 17.0 ppb (13) 0.43 ppb (5) N/A 9.8 μg/m3 (41) 41.0
 
Nov. 30, 2019, 11 p.m. N/A N/A 12.3 ppb (11) N/A N/A 1.0 ppb (1) 16.0 ppb (12) 0.45 ppb (5) N/A 8.4 μg/m3 (35) 35.0
 
Nov. 30, 2019, 10 p.m. N/A N/A 12.5 ppb (12) N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.44 ppb (5) N/A 10.9 μg/m3 (45) 45.0
 
Nov. 30, 2019, 9 p.m. N/A N/A 10.8 ppb (10) N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.43 ppb (5) N/A 7.7 μg/m3 (32) 32.0
 
Nov. 30, 2019, 8 p.m. N/A N/A 8.0 ppb (7) N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.42 ppb (5) N/A 7.6 μg/m3 (32) 32.0
 
Nov. 30, 2019, 7 p.m. N/A N/A 6.0 ppb (6) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.39 ppb (4) N/A 7.7 μg/m3 (32) 32.0
 
Nov. 30, 2019, 6 p.m. N/A N/A 5.7 ppb (5) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.38 ppb (4) N/A 4.9 μg/m3 (20) 20.0
 
Nov. 30, 2019, 5 p.m. N/A N/A 4.9 ppb (5) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.37 ppb (4) N/A 2.2 μg/m3 (9) 21.0
 
Nov. 30, 2019, 4 p.m. N/A N/A 4.4 ppb (4) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.36 ppb (4) N/A 3.4 μg/m3 (14) 22.0
 
Nov. 30, 2019, 3 p.m. N/A N/A 3.9 ppb (4) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.36 ppb (4) N/A 3.9 μg/m3 (16) 22.0
 
Nov. 30, 2019, 2 p.m. N/A N/A 4.1 ppb (4) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.36 ppb (4) N/A 1.7 μg/m3 (7) 21.0
 
Nov. 30, 2019, 1 p.m. N/A N/A 3.8 ppb (4) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.35 ppb (4) N/A 3.1 μg/m3 (13) 21.0
 
Nov. 30, 2019, noon N/A N/A 3.8 ppb (4) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.34 ppb (4) N/A 6.1 μg/m3 (25) 25.0
 
Nov. 30, 2019, 11 a.m. N/A N/A 3.8 ppb (4) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.35 ppb (4) N/A 6.5 μg/m3 (27) 27.0
 
Nov. 30, 2019, 10 a.m. N/A N/A 2.6 ppb (2) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.34 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.34 ppb (4) N/A 3.4 μg/m3 (14) 19.0
 
Nov. 30, 2019, 8 a.m. N/A N/A 4.7 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 2.8 μg/m3 (12) 19.0
 
Nov. 30, 2019, 7 a.m. N/A N/A 4.9 ppb (5) N/A N/A 0.0 ppb (0) N/A 0.35 ppb (4) N/A 7.6 μg/m3 (32) 32.0
 
Nov. 30, 2019, 6 a.m. N/A N/A 4.7 ppb (4) N/A N/A N/A 25.0 ppb (19) 0.36 ppb (4) N/A 4.9 μg/m3 (20) 20.0
 
Nov. 30, 2019, 5 a.m. N/A N/A 4.6 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) N/A 3.5 μg/m3 (15) 19.0
 
Nov. 30, 2019, 4 a.m. N/A N/A 6.2 ppb (6) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.37 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 3 a.m. N/A N/A 6.2 ppb (6) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.37 ppb (4) N/A 6.7 μg/m3 (28) 28.0
 
Nov. 30, 2019, 2 a.m. N/A N/A 6.8 ppb (6) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.39 ppb (4) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 30, 2019, 1 a.m. N/A N/A 7.1 ppb (7) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.39 ppb (4) N/A 4.2 μg/m3 (18) 18.0
 
Nov. 30, 2019, midnight N/A N/A 5.7 ppb (5) N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.36 ppb (4) N/A 3.9 μg/m3 (16) 20.0
 
Nov. 29, 2019, 11 p.m. N/A N/A 6.4 ppb (6) N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.37 ppb (4) N/A 3.7 μg/m3 (15) 20.0
 
Nov. 29, 2019, 10 p.m. N/A N/A 7.1 ppb (7) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.38 ppb (4) N/A 4.1 μg/m3 (17) 19.0
 
Nov. 29, 2019, 9 p.m. N/A N/A 8.9 ppb (8) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.4 ppb (4) N/A 5.8 μg/m3 (24) 24.0
 
Nov. 29, 2019, 8 p.m. N/A N/A 7.5 ppb (7) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.38 ppb (4) N/A 4.4 μg/m3 (18) 18.0
 
Nov. 29, 2019, 7 p.m. N/A N/A 5.3 ppb (5) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) N/A 3.6 μg/m3 (15) 19.0
 
Nov. 29, 2019, 6 p.m. N/A N/A 6.3 ppb (6) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.38 ppb (4) N/A 3.1 μg/m3 (13) 18.0
 
Nov. 29, 2019, 5 p.m. N/A N/A 6.3 ppb (6) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) N/A 3.3 μg/m3 (14) 19.0
 
Nov. 29, 2019, 4 p.m. N/A N/A 6.1 ppb (6) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.35 ppb (4) N/A 2.0 μg/m3 (8) 19.0
 
Nov. 29, 2019, 3 p.m. N/A N/A 6.0 ppb (6) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) N/A 4.7 μg/m3 (20) 20.0
 
Nov. 29, 2019, 2 p.m. N/A N/A 7.6 ppb (7) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.35 ppb (4) N/A 4.2 μg/m3 (18) 18.0
 
Nov. 29, 2019, 1 p.m. N/A N/A 6.7 ppb (6) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.35 ppb (4) N/A 4.6 μg/m3 (19) 19.0
 
Nov. 29, 2019, noon N/A N/A 8.2 ppb (8) N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.38 ppb (4) N/A 1.3 μg/m3 (5) 15.0
 
Nov. 29, 2019, 11 a.m. N/A N/A 5.6 ppb (5) N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.34 ppb (4) N/A 5.4 μg/m3 (23) 23.0
 
Nov. 29, 2019, 10 a.m. N/A N/A 3.7 ppb (3) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.33 ppb (4) N/A 5.2 μg/m3 (22) 22.0
 
Nov. 29, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.33 ppb (4) N/A 3.1 μg/m3 (13) 18.0
 
Nov. 29, 2019, 8 a.m. N/A N/A 3.2 ppb (3) N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 4.1 μg/m3 (17) 19.0
 
Nov. 29, 2019, 7 a.m. N/A N/A 3.5 ppb (3) N/A N/A 0.0 ppb (0) N/A 0.33 ppb (4) N/A 4.6 μg/m3 (19) 19.0
 
Nov. 29, 2019, 6 a.m. N/A N/A 4.2 ppb (4) N/A N/A N/A 24.0 ppb (18) 0.33 ppb (4) N/A 3.8 μg/m3 (16) 18.0
 
Nov. 29, 2019, 5 a.m. N/A N/A 4.8 ppb (4) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.34 ppb (4) N/A 4.3 μg/m3 (18) 18.0
 
Nov. 29, 2019, 4 a.m. N/A N/A 3.6 ppb (3) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.33 ppb (4) N/A 3.6 μg/m3 (15) 19.0
 
Nov. 29, 2019, 3 a.m. N/A N/A 3.9 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.34 ppb (4) N/A 3.3 μg/m3 (14) 19.0
 
Nov. 29, 2019, 2 a.m. N/A N/A 8.0 ppb (7) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.38 ppb (4) N/A 5.5 μg/m3 (23) 23.0
 
Nov. 29, 2019, 1 a.m. N/A N/A 9.1 ppb (8) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.4 ppb (4) N/A 4.3 μg/m3 (18) 18.0
 
Nov. 29, 2019, midnight N/A N/A 9.5 ppb (9) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.41 ppb (5) N/A 4.9 μg/m3 (20) 20.0
 
Nov. 28, 2019, 11 p.m. N/A N/A 6.4 ppb (6) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) N/A 4.2 μg/m3 (18) 19.0
 
Nov. 28, 2019, 10 p.m. N/A N/A 6.7 ppb (6) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.36 ppb (4) N/A 4.1 μg/m3 (17) 19.0
 
Nov. 28, 2019, 9 p.m. N/A N/A 4.2 ppb (4) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.34 ppb (4) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 28, 2019, 8 p.m. N/A N/A 4.4 ppb (4) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.34 ppb (4) N/A 3.9 μg/m3 (16) 22.0
 
Nov. 28, 2019, 7 p.m. N/A N/A 5.7 ppb (5) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.33 ppb (4) N/A 3.0 μg/m3 (12) 22.0
 
Nov. 28, 2019, 6 p.m. N/A N/A 4.7 ppb (4) N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.34 ppb (4) N/A 2.1 μg/m3 (9) 22.0
 
Nov. 28, 2019, 5 p.m. N/A N/A 5.3 ppb (5) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.35 ppb (4) N/A 1.9 μg/m3 (8) 22.0
 
Nov. 28, 2019, 4 p.m. N/A N/A 7.8 ppb (7) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.35 ppb (4) N/A 3.3 μg/m3 (14) 21.0
 
Nov. 28, 2019, 3 p.m. N/A N/A 30.0 ppb (28) N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.35 ppb (4) N/A 1.5 μg/m3 (6) 28.0
 
Nov. 28, 2019, 2 p.m. N/A N/A 17.0 ppb (16) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.34 ppb (4) N/A 8.8 μg/m3 (37) 37.0
 
Nov. 28, 2019, 1 p.m. N/A N/A 4.6 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.33 ppb (4) N/A 2.9 μg/m3 (12) 19.0
 
Nov. 28, 2019, noon N/A N/A 3.1 ppb (3) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.3 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 28, 2019, 11 a.m. N/A N/A 2.2 ppb (2) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.29 ppb (3) N/A 3.9 μg/m3 (16) 22.0
 
Nov. 28, 2019, 10 a.m. N/A N/A 1.6 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.29 ppb (3) N/A 1.3 μg/m3 (5) 22.0
 
Nov. 28, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.28 ppb (3) N/A 4.6 μg/m3 (19) 22.0
 
Nov. 28, 2019, 8 a.m. N/A N/A 1.7 ppb (2) N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 6.5 μg/m3 (27) 27.0
 
Nov. 28, 2019, 7 a.m. N/A N/A 1.6 ppb (1) N/A N/A 0.0 ppb (0) N/A 0.29 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Nov. 28, 2019, 6 a.m. N/A N/A 2.4 ppb (2) N/A N/A N/A 25.0 ppb (19) 0.29 ppb (3) N/A 6.7 μg/m3 (28) 28.0
 
Nov. 28, 2019, 5 a.m. N/A N/A 2.3 ppb (2) N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.28 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 28, 2019, 4 a.m. N/A N/A 2.8 ppb (3) N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.29 ppb (3) N/A 5.7 μg/m3 (24) 24.0
 
Nov. 28, 2019, 3 a.m. N/A N/A 2.3 ppb (2) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.28 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 28, 2019, 2 a.m. N/A N/A 2.4 ppb (2) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.28 ppb (3) N/A 5.2 μg/m3 (22) 22.0
 
Nov. 28, 2019, 1 a.m. N/A N/A 2.9 ppb (3) N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.29 ppb (3) N/A 5.4 μg/m3 (23) 23.0
 
Nov. 28, 2019, midnight N/A N/A 3.4 ppb (3) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.3 ppb (3) N/A 7.4 μg/m3 (31) 31.0
 
Nov. 27, 2019, 11 p.m. N/A N/A 4.1 ppb (4) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.3 ppb (3) N/A 7.2 μg/m3 (30) 30.0
 
Nov. 27, 2019, 10 p.m. N/A N/A 3.6 ppb (3) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.3 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
Nov. 27, 2019, 9 p.m. N/A N/A 5.3 ppb (5) N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.29 ppb (3) N/A 5.3 μg/m3 (22) 22.0
 
Nov. 27, 2019, 8 p.m. N/A N/A 5.4 ppb (5) N/A N/A 0.0 ppb (0) 15.0 ppb (12) 0.3 ppb (3) N/A 6.1 μg/m3 (25) 25.0
 
Nov. 27, 2019, 7 p.m. N/A N/A 4.9 ppb (5) N/A N/A 0.0 ppb (0) 15.0 ppb (12) 0.3 ppb (3) N/A 4.7 μg/m3 (20) 20.0
 
Nov. 27, 2019, 6 p.m. N/A N/A 5.9 ppb (5) N/A N/A 0.0 ppb (0) 13.0 ppb (10) 0.31 ppb (3) N/A 2.2 μg/m3 (9) 10.0
 
Nov. 27, 2019, 5 p.m. N/A N/A 6.9 ppb (6) N/A N/A 0.0 ppb (0) 12.0 ppb (9) 0.32 ppb (4) N/A 4.1 μg/m3 (17) 17.0
 
Nov. 27, 2019, 4 p.m. N/A N/A 9.1 ppb (8) N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.33 ppb (4) N/A 5.4 μg/m3 (23) 23.0
 
Nov. 27, 2019, 3 p.m. N/A N/A 8.6 ppb (8) N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.31 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
Nov. 27, 2019, 2 p.m. N/A N/A 6.6 ppb (6) N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.29 ppb (3) N/A 4.1 μg/m3 (17) 22.0
 
Nov. 27, 2019, 1 p.m. N/A N/A 7.4 ppb (7) N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.31 ppb (3) N/A 0.5 μg/m3 (2) 22.0
 
Nov. 27, 2019, noon N/A N/A 8.8 ppb (8) N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.33 ppb (4) N/A -1.8 μg/m3 (0) 18.0
 
Nov. 27, 2019, 11 a.m. N/A N/A 6.3 ppb (6) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.33 ppb (4) N/A -1.8 μg/m3 (0) 18.0
 
Nov. 27, 2019, 10 a.m. N/A N/A 10.0 ppb (9) N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.33 ppb (4) N/A 2.8 μg/m3 (12) 13.0
 
Nov. 27, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.33 ppb (4) N/A 4.2 μg/m3 (18) 18.0
 
Nov. 27, 2019, 8 a.m. N/A N/A 6.4 ppb (6) N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 5.8 μg/m3 (24) 24.0
 
Nov. 27, 2019, 7 a.m. N/A N/A 7.5 ppb (7) N/A N/A 0.0 ppb (0) N/A 0.33 ppb (4) N/A 8.6 μg/m3 (36) 36.0
 
Nov. 27, 2019, 6 a.m. N/A N/A 10.0 ppb (9) N/A N/A N/A 16.0 ppb (12) 0.37 ppb (4) N/A 6.5 μg/m3 (27) 27.0
 
Nov. 27, 2019, 5 a.m. N/A N/A 11.8 ppb (11) N/A N/A 0.0 ppb (0) 15.0 ppb (12) 0.38 ppb (4) N/A 7.4 μg/m3 (31) 31.0
 
Nov. 27, 2019, 4 a.m. N/A N/A 11.9 ppb (11) N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.37 ppb (4) N/A 8.8 μg/m3 (37) 37.0
 
Nov. 27, 2019, 3 a.m. N/A N/A 13.7 ppb (13) N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.37 ppb (4) N/A 9.4 μg/m3 (39) 39.0
 
Nov. 27, 2019, 2 a.m. N/A N/A 9.1 ppb (8) N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.37 ppb (4) N/A 7.1 μg/m3 (30) 30.0
 
Nov. 27, 2019, 1 a.m. N/A N/A 10.0 ppb (9) N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.35 ppb (4) N/A 5.1 μg/m3 (21) 21.0
 
Nov. 27, 2019, midnight N/A N/A 9.4 ppb (9) N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.36 ppb (4) N/A 7.3 μg/m3 (30) 30.0
 
Nov. 26, 2019, 11 p.m. N/A N/A 11.1 ppb (10) N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.36 ppb (4) N/A 7.2 μg/m3 (30) 30.0
 
Nov. 26, 2019, 10 p.m. N/A N/A 14.6 ppb (14) N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.44 ppb (5) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 26, 2019, 9 p.m. N/A N/A 11.9 ppb (11) N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.41 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 26, 2019, 8 p.m. N/A N/A 9.4 ppb (9) N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.33 ppb (4) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 26, 2019, 7 p.m. N/A N/A 8.7 ppb (8) N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.31 ppb (3) N/A 3.9 μg/m3 (16) 20.0
 
Nov. 26, 2019, 6 p.m. N/A N/A 8.9 ppb (8) N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.32 ppb (4) N/A 4.3 μg/m3 (18) 20.0
 
Nov. 26, 2019, 5 p.m. N/A N/A 9.4 ppb (9) N/A N/A 1.0 ppb (1) 24.0 ppb (18) 0.32 ppb (4) N/A 1.2 μg/m3 (5) 18.0
 
Nov. 26, 2019, 4 p.m. N/A N/A 95.9 ppb (95) N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.91 ppb (10) N/A 10.5 μg/m3 (44) 95.0
 
Nov. 26, 2019, 3 p.m. N/A N/A 200.2 ppb (119) N/A N/A 1.0 ppb (1) 2.0 ppb (2) 1.55 ppb (17) N/A 22.5 μg/m3 (72) 119.0
 
Nov. 26, 2019, 2 p.m. N/A N/A 210.0 ppb (121) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 1.52 ppb (17) N/A 19.1 μg/m3 (65) 121.0
 
Nov. 26, 2019, 1 p.m. N/A N/A 166.9 ppb (113) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 1.29 ppb (14) N/A 19.7 μg/m3 (66) 113.0
 
Nov. 26, 2019, noon N/A N/A 148.6 ppb (109) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 1.3 ppb (14) N/A 16.0 μg/m3 (59) 109.0
 
Nov. 26, 2019, 11 a.m. N/A N/A 93.6 ppb (92) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 0.83 ppb (9) N/A 13.4 μg/m3 (53) 92.0
 
Nov. 26, 2019, 10 a.m. N/A N/A 70.4 ppb (67) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 0.64 ppb (7) N/A 12.4 μg/m3 (51) 67.0
 
Nov. 26, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 1.0 ppb (1) 0.51 ppb (6) N/A 10.1 μg/m3 (42) 42.0
 
Nov. 26, 2019, 8 a.m. N/A N/A 38.8 ppb (36) N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 10.2 μg/m3 (42) 42.0
 
Nov. 26, 2019, 7 a.m. N/A N/A 31.1 ppb (29) N/A N/A 0.0 ppb (0) N/A 0.41 ppb (5) N/A 11.1 μg/m3 (46) 46.0
 
Nov. 26, 2019, 6 a.m. N/A N/A 21.6 ppb (20) N/A N/A N/A 5.0 ppb (4) 0.41 ppb (5) N/A 9.1 μg/m3 (38) 38.0
 
Nov. 26, 2019, 5 a.m. N/A N/A 23.4 ppb (22) N/A N/A 0.0 ppb (0) 5.0 ppb (4) 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 26, 2019, 4 a.m. N/A N/A 24.2 ppb (22) N/A N/A 0.0 ppb (0) 5.0 ppb (4) 0.44 ppb (5) N/A 13.2 μg/m3 (53) 53.0
 
Nov. 26, 2019, 3 a.m. N/A N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 5.0 ppb (4) 0.47 ppb (5) N/A 14.5 μg/m3 (55) 55.0
 
Nov. 26, 2019, 2 a.m. N/A N/A 56.5 ppb (53) N/A N/A 1.0 ppb (1) 2.0 ppb (2) 0.76 ppb (8) N/A 18.4 μg/m3 (64) 64.0
 
Nov. 26, 2019, 1 a.m. N/A N/A 108.5 ppb (101) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 1.33 ppb (15) N/A 16.3 μg/m3 (59) 101.0
 
Nov. 26, 2019, midnight N/A N/A 85.6 ppb (84) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 1.07 ppb (12) N/A 13.1 μg/m3 (52) 84.0
 
Nov. 25, 2019, 11 p.m. N/A N/A 68.6 ppb (66) N/A N/A 1.0 ppb (1) 1.0 ppb (1) 0.94 ppb (10) N/A 13.0 μg/m3 (52) 66.0
 
Nov. 25, 2019, 10 p.m. N/A N/A 38.2 ppb (35) N/A N/A 1.0 ppb (1) 2.0 ppb (2) 0.7 ppb (8) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 25, 2019, 9 p.m. N/A N/A 21.1 ppb (20) N/A N/A 1.0 ppb (1) 10.0 ppb (8) 0.42 ppb (5) N/A 8.1 μg/m3 (34) 34.0
 
Nov. 25, 2019, 8 p.m. N/A N/A 17.7 ppb (16) N/A N/A 1.0 ppb (1) 13.0 ppb (10) 0.37 ppb (4) N/A 7.9 μg/m3 (33) 33.0
 
Nov. 25, 2019, 7 p.m. N/A N/A 19.4 ppb (18) N/A N/A 1.0 ppb (1) 13.0 ppb (10) 0.35 ppb (4) N/A 8.5 μg/m3 (35) 35.0
 
Nov. 25, 2019, 6 p.m. N/A N/A 23.7 ppb (22) N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.38 ppb (4) N/A 8.8 μg/m3 (37) 37.0
 
Nov. 25, 2019, 5 p.m. N/A N/A 17.0 ppb (16) N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.35 ppb (4) N/A 7.2 μg/m3 (30) 30.0
 
Nov. 25, 2019, 4 p.m. N/A N/A 17.2 ppb (16) N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.34 ppb (4) N/A 9.7 μg/m3 (40) 40.0
 
Nov. 25, 2019, 3 p.m. N/A N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.35 ppb (4) N/A 8.8 μg/m3 (37) 37.0
 
Nov. 25, 2019, 2 p.m. N/A N/A 30.8 ppb (29) N/A N/A 0.0 ppb (0) 7.0 ppb (5) 0.41 ppb (5) N/A 10.8 μg/m3 (45) 45.0
 
Nov. 25, 2019, 1 p.m. N/A N/A 40.4 ppb (37) N/A N/A 0.0 ppb (0) 4.0 ppb (3) 0.48 ppb (5) N/A 8.9 μg/m3 (37) 37.0
 
Nov. 25, 2019, noon N/A N/A 44.9 ppb (42) N/A N/A 0.0 ppb (0) 1.0 ppb (1) 0.51 ppb (6) N/A 9.7 μg/m3 (40) 42.0
 
Nov. 25, 2019, 11 a.m. N/A N/A 37.8 ppb (35) N/A N/A 0.0 ppb (0) 1.0 ppb (1) 0.45 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 25, 2019, 10 a.m. N/A N/A 19.7 ppb (18) N/A N/A 0.0 ppb (0) 6.0 ppb (5) 0.34 ppb (4) N/A 8.9 μg/m3 (37) 37.0
 
Nov. 25, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) 0.35 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 8 a.m. N/A N/A 14.2 ppb (13) N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 8.3 μg/m3 (35) 35.0
 
Nov. 25, 2019, 7 a.m. N/A N/A 14.3 ppb (13) N/A N/A 0.0 ppb (0) N/A 0.29 ppb (3) N/A 9.1 μg/m3 (38) 38.0
 
Nov. 25, 2019, 6 a.m. N/A N/A 20.4 ppb (19) N/A N/A N/A 9.0 ppb (7) 0.34 ppb (4) N/A 8.2 μg/m3 (34) 34.0
 
Nov. 25, 2019, 5 a.m. N/A N/A 20.6 ppb (19) N/A N/A 1.0 ppb (1) 10.0 ppb (8) 0.35 ppb (4) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 25, 2019, 4 a.m. N/A N/A 18.7 ppb (17) N/A N/A 0.0 ppb (0) 10.0 ppb (8) 0.33 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 3 a.m. N/A N/A 16.8 ppb (16) N/A N/A 1.0 ppb (1) 11.0 ppb (8) 0.34 ppb (4) N/A 6.6 μg/m3 (28) 28.0
 
Nov. 25, 2019, 2 a.m. N/A N/A 25.0 ppb (23) N/A N/A 0.0 ppb (0) 6.0 ppb (5) 0.44 ppb (5) N/A 8.3 μg/m3 (35) 35.0
 
Nov. 25, 2019, 1 a.m. N/A N/A 28.8 ppb (27) N/A N/A 1.0 ppb (1) 5.0 ppb (4) 0.45 ppb (5) N/A 8.9 μg/m3 (37) 37.0
 
Nov. 25, 2019, midnight N/A N/A 29.6 ppb (27) N/A N/A 0.0 ppb (0) 5.0 ppb (4) 0.42 ppb (5) N/A 9.1 μg/m3 (38) 38.0
 
Nov. 24, 2019, 11 p.m. N/A N/A 18.7 ppb (17) N/A N/A 1.0 ppb (1) 12.0 ppb (9) 0.36 ppb (4) N/A 7.7 μg/m3 (32) 32.0
 
Nov. 24, 2019, 10 p.m. N/A N/A 16.1 ppb (15) N/A N/A 1.0 ppb (1) 15.0 ppb (12) 0.34 ppb (4) N/A 6.9 μg/m3 (29) 29.0
 
Nov. 24, 2019, 9 p.m. N/A N/A 14.2 ppb (13) N/A N/A 1.0 ppb (1) 18.0 ppb (14) 0.3 ppb (3) N/A 6.7 μg/m3 (28) 28.0
 
Nov. 24, 2019, 8 p.m. N/A N/A 11.6 ppb (11) N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.27 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
Nov. 24, 2019, 7 p.m. N/A N/A 8.9 ppb (8) N/A N/A 1.0 ppb (1) 25.0 ppb (19) 0.24 ppb (3) N/A 5.8 μg/m3 (24) 24.0
 
Nov. 24, 2019, 6 p.m. N/A N/A 9.1 ppb (8) N/A N/A 1.0 ppb (1) 24.0 ppb (18) 0.26 ppb (3) N/A 4.7 μg/m3 (20) 20.0
 
Nov. 24, 2019, 5 p.m. N/A N/A 9.5 ppb (9) N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.27 ppb (3) N/A 3.5 μg/m3 (15) 16.0
 
Nov. 24, 2019, 4 p.m. N/A N/A 9.1 ppb (8) N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.26 ppb (3) N/A 4.2 μg/m3 (18) 18.0
 
Nov. 24, 2019, 3 p.m. N/A N/A 10.6 ppb (10) N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.27 ppb (3) N/A 6.6 μg/m3 (28) 28.0
 
Nov. 24, 2019, 2 p.m. N/A N/A 18.8 ppb (17) N/A N/A 0.0 ppb (0) 10.0 ppb (8) 0.32 ppb (4) N/A 6.5 μg/m3 (27) 27.0
 
Nov. 24, 2019, 1 p.m. N/A N/A 18.2 ppb (17) N/A N/A 0.0 ppb (0) 9.0 ppb (7) 0.31 ppb (3) N/A 7.7 μg/m3 (32) 32.0