ID: 509

AQSQID: 261630001

Site Name: Allen Park

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

Updated: Oct. 21, 2020, 8:40 p.m.

Location: Allen Park (Goddard Rd), MI

Reporting: True, Located: True

Current AQI: 20.0

Allen Park (Goddard Rd) MI, US: 42.2283, -83.2092

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 21, 2020, 7 p.m. N/A N/A 11.5 ppb (11) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.0 ppb (0) N/A 4.2 μg/m3 (18) 20.0
 
Oct. 21, 2020, 6 p.m. N/A N/A 12.3 ppb (12) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.0 ppb (0) N/A 4.6 μg/m3 (20) 20.0
 
Oct. 21, 2020, 5 p.m. N/A N/A 11.9 ppb (12) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 19.0
 
Oct. 21, 2020, 4 p.m. N/A N/A 12.2 ppb (12) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.0 ppb (0) N/A 5.1 μg/m3 (22) 22.0
 
Oct. 21, 2020, 3 p.m. N/A N/A 14.5 ppb (14) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.0 ppb (0) N/A 5.1 μg/m3 (22) 22.0
 
Oct. 21, 2020, 2 p.m. N/A N/A 13.2 ppb (13) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.0 ppb (0) N/A 4.6 μg/m3 (20) 20.0
 
Oct. 21, 2020, 1 p.m. N/A N/A 16.0 ppb (16) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.0 ppb (0) N/A 3.6 μg/m3 (16) 16.0
 
Oct. 21, 2020, noon N/A N/A 14.0 ppb (14) N/A N/A 0.0 ppb (0) 4.0 ppb (4) 0.0 ppb (0) N/A 2.9 μg/m3 (13) 14.0
 
Oct. 21, 2020, 11 a.m. N/A N/A 11.8 ppb (12) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 14.0
 
Oct. 21, 2020, 10 a.m. N/A N/A 6.8 ppb (7) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.0 ppb (0) N/A 4.1 μg/m3 (18) 18.0
 
Oct. 21, 2020, 9 a.m. N/A N/A 7.1 ppb (7) N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 4.5 μg/m3 (19) 19.0
 
Oct. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 20.0
 
Oct. 21, 2020, 7 a.m. N/A N/A 3.7 ppb (4) N/A N/A N/A 13.0 ppb (13) N/A N/A 5.2 μg/m3 (22) 22.0
 
Oct. 21, 2020, 6 a.m. N/A N/A 2.8 ppb (3) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.0 ppb (0) N/A 7.5 μg/m3 (32) 32.0
 
Oct. 21, 2020, 5 a.m. N/A N/A 2.8 ppb (3) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.0 ppb (0) N/A 8.5 μg/m3 (36) 36.0
 
Oct. 21, 2020, 4 a.m. N/A N/A 2.1 ppb (2) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.0 ppb (0) N/A 7.2 μg/m3 (31) 31.0
 
Oct. 21, 2020, 3 a.m. N/A N/A 3.2 ppb (4) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 33.0
 
Oct. 21, 2020, 2 a.m. N/A N/A 2.5 ppb (3) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.0 ppb (0) N/A 6.2 μg/m3 (26) 26.0
 
Oct. 21, 2020, 1 a.m. N/A N/A 2.1 ppb (2) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.0 ppb (0) N/A 5.6 μg/m3 (24) 30.0
 
Oct. 21, 2020, midnight N/A N/A 3.0 ppb (3) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.0 ppb (0) N/A 6.3 μg/m3 (27) 30.0
 
Oct. 20, 2020, 11 p.m. N/A N/A 4.1 ppb (4) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.0 ppb (0) N/A 6.0 μg/m3 (25) 27.0
 
Oct. 20, 2020, 10 p.m. N/A N/A 3.4 ppb (4) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 5.8 μg/m3 (25) 27.0
 
Oct. 20, 2020, 9 p.m. N/A N/A 4.4 ppb (5) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) N/A 9.4 μg/m3 (40) 40.0
 
Oct. 20, 2020, 8 p.m. N/A N/A 3.1 ppb (3) N/A N/A 1.0 ppb (2) 33.0 ppb (31) 0.0 ppb (0) N/A 6.5 μg/m3 (28) 31.0
 
Oct. 20, 2020, 7 p.m. N/A N/A 8.2 ppb (8) N/A N/A 1.0 ppb (2) 33.0 ppb (31) 0.0 ppb (0) N/A 9.6 μg/m3 (40) 40.0
 
Oct. 20, 2020, 6 p.m. N/A N/A 33.0 ppb (32) N/A N/A 2.0 ppb (3) 26.0 ppb (25) 0.0 ppb (0) N/A 6.5 μg/m3 (28) 32.0
 
Oct. 20, 2020, 5 p.m. N/A N/A 15.3 ppb (15) N/A N/A 2.0 ppb (3) 30.0 ppb (28) 0.0 ppb (0) N/A 5.6 μg/m3 (24) 28.0
 
Oct. 20, 2020, 4 p.m. N/A N/A 24.3 ppb (23) N/A N/A 3.0 ppb (5) 23.0 ppb (22) 0.0 ppb (0) N/A 6.9 μg/m3 (29) 29.0
 
Oct. 20, 2020, 3 p.m. N/A N/A 42.2 ppb (40) N/A N/A 3.0 ppb (5) 16.0 ppb (15) 0.0 ppb (0) N/A 9.1 μg/m3 (38) 40.0
 
Oct. 20, 2020, 2 p.m. N/A N/A 45.6 ppb (44) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.0 ppb (0) N/A 9.6 μg/m3 (40) 44.0
 
Oct. 20, 2020, 1 p.m. N/A N/A 26.5 ppb (25) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.0 ppb (0) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 20, 2020, noon N/A N/A 20.4 ppb (20) N/A N/A 0.0 ppb (0) 10.0 ppb (10) 0.0 ppb (0) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 20, 2020, 11 a.m. N/A N/A 23.5 ppb (23) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.0 ppb (0) N/A 8.2 μg/m3 (35) 35.0
 
Oct. 20, 2020, 10 a.m. N/A N/A 18.9 ppb (18) N/A N/A 0.0 ppb (0) 7.0 ppb (7) 0.0 ppb (0) N/A 8.8 μg/m3 (37) 37.0
 
Oct. 20, 2020, 9 a.m. N/A N/A 14.0 ppb (14) N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 8.7 μg/m3 (37) 37.0
 
Oct. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.0 ppb (0) N/A 8.9 μg/m3 (38) 38.0
 
Oct. 20, 2020, 7 a.m. N/A N/A 8.7 ppb (9) N/A N/A N/A 16.0 ppb (15) N/A N/A 9.7 μg/m3 (41) 41.0
 
Oct. 20, 2020, 6 a.m. N/A N/A 9.0 ppb (9) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.0 ppb (0) N/A 10.1 μg/m3 (43) 43.0
 
Oct. 20, 2020, 5 a.m. N/A N/A 10.5 ppb (10) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.0 ppb (0) N/A 14.1 μg/m3 (56) 56.0
 
Oct. 20, 2020, 4 a.m. N/A N/A 7.1 ppb (7) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.0 ppb (0) N/A 9.3 μg/m3 (39) 39.0
 
Oct. 20, 2020, 3 a.m. N/A N/A 10.4 ppb (10) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.0 ppb (0) N/A 8.2 μg/m3 (35) 35.0
 
Oct. 20, 2020, 2 a.m. N/A N/A 12.7 ppb (12) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.0 ppb (0) N/A 8.5 μg/m3 (36) 36.0
 
Oct. 20, 2020, 1 a.m. N/A N/A 11.4 ppb (11) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.0 ppb (0) N/A 8.5 μg/m3 (36) 36.0
 
Oct. 20, 2020, midnight N/A N/A 13.2 ppb (13) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.0 ppb (0) N/A 6.2 μg/m3 (26) 26.0
 
Oct. 19, 2020, 11 p.m. N/A N/A 15.5 ppb (15) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.0 ppb (0) N/A 7.1 μg/m3 (30) 30.0
 
Oct. 19, 2020, 10 p.m. N/A N/A 23.3 ppb (22) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.0 ppb (0) N/A 9.4 μg/m3 (40) 40.0
 
Oct. 19, 2020, 9 p.m. N/A N/A 22.0 ppb (21) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.0 ppb (0) N/A 14.3 μg/m3 (56) 56.0
 
Oct. 19, 2020, 8 p.m. N/A N/A 23.6 ppb (23) N/A N/A 0.0 ppb (0) 8.0 ppb (8) 0.0 ppb (0) N/A 13.6 μg/m3 (55) 55.0
 
Oct. 19, 2020, 7 p.m. N/A N/A 26.9 ppb (26) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.0 ppb (0) N/A 12.4 μg/m3 (52) 52.0
 
Oct. 19, 2020, 6 p.m. N/A N/A 32.5 ppb (31) N/A N/A 1.0 ppb (2) 5.0 ppb (5) 0.0 ppb (0) N/A 11.2 μg/m3 (47) 47.0
 
Oct. 19, 2020, 5 p.m. N/A N/A 37.2 ppb (36) N/A N/A 1.0 ppb (2) 5.0 ppb (5) 0.0 ppb (0) N/A 15.6 μg/m3 (59) 59.0
 
Oct. 19, 2020, 4 p.m. N/A N/A 39.0 ppb (37) N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.0 ppb (0) N/A 12.1 μg/m3 (51) 51.0
 
Oct. 19, 2020, 3 p.m. N/A N/A 38.9 ppb (37) N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.0 ppb (0) N/A 10.7 μg/m3 (45) 45.0
 
Oct. 19, 2020, 2 p.m. N/A N/A 40.5 ppb (39) N/A N/A 0.0 ppb (0) 3.0 ppb (3) 0.0 ppb (0) N/A 10.5 μg/m3 (44) 44.0
 
Oct. 19, 2020, 1 p.m. N/A N/A 29.5 ppb (28) N/A N/A 0.0 ppb (0) 4.0 ppb (4) 0.0 ppb (0) N/A 7.7 μg/m3 (33) 33.0
 
Oct. 19, 2020, noon N/A N/A 21.5 ppb (21) N/A N/A 0.0 ppb (0) 5.0 ppb (5) 0.0 ppb (0) N/A 7.5 μg/m3 (32) 32.0
 
Oct. 19, 2020, 11 a.m. N/A N/A 21.7 ppb (21) N/A N/A 0.0 ppb (0) 4.0 ppb (4) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 24.0
 
Oct. 19, 2020, 10 a.m. N/A N/A 18.9 ppb (18) N/A N/A 0.0 ppb (0) 8.0 ppb (8) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 20.0
 
Oct. 19, 2020, 9 a.m. N/A N/A 11.3 ppb (11) N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 3.5 μg/m3 (15) 15.0
 
Oct. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.0 ppb (0) N/A 3.2 μg/m3 (14) 15.0
 
Oct. 19, 2020, 7 a.m. N/A N/A 7.7 ppb (8) N/A N/A N/A 15.0 ppb (14) N/A N/A 3.4 μg/m3 (15) 15.0
 
Oct. 19, 2020, 6 a.m. N/A N/A 6.0 ppb (6) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.0 ppb (0) N/A 3.0 μg/m3 (13) 14.0
 
Oct. 19, 2020, 5 a.m. N/A N/A 5.1 ppb (5) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.0 ppb (0) N/A 2.0 μg/m3 (9) 17.0
 
Oct. 19, 2020, 4 a.m. N/A N/A 3.0 ppb (3) N/A N/A 0.0 ppb (0) 22.0 ppb (21) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 21.0
 
Oct. 19, 2020, 3 a.m. N/A N/A 3.1 ppb (3) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.0 ppb (0) N/A 2.9 μg/m3 (13) 20.0
 
Oct. 19, 2020, 2 a.m. N/A N/A 6.0 ppb (6) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.0 ppb (0) N/A 4.4 μg/m3 (19) 19.0
 
Oct. 19, 2020, 1 a.m. N/A N/A 6.2 ppb (6) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.0 ppb (0) N/A 5.0 μg/m3 (21) 21.0
 
Oct. 19, 2020, midnight N/A N/A 5.1 ppb (5) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.0 ppb (0) N/A 7.4 μg/m3 (31) 31.0
 
Oct. 18, 2020, 11 p.m. N/A N/A 6.4 ppb (7) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.0 ppb (0) N/A 9.5 μg/m3 (40) 40.0
 
Oct. 18, 2020, 10 p.m. N/A N/A 6.9 ppb (7) N/A N/A 1.0 ppb (2) 25.0 ppb (24) 0.0 ppb (0) N/A 8.6 μg/m3 (36) 36.0
 
Oct. 18, 2020, 9 p.m. N/A N/A 6.8 ppb (7) N/A N/A 1.0 ppb (2) 27.0 ppb (25) 0.0 ppb (0) N/A 8.6 μg/m3 (36) 36.0
 
Oct. 18, 2020, 8 p.m. N/A N/A 6.6 ppb (7) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 8.6 μg/m3 (36) 36.0
 
Oct. 18, 2020, 7 p.m. N/A N/A 5.6 ppb (6) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) N/A 7.8 μg/m3 (33) 33.0
 
Oct. 18, 2020, 6 p.m. N/A N/A 5.8 ppb (6) N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.0 ppb (0) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 18, 2020, 5 p.m. N/A N/A 6.8 ppb (7) N/A N/A 1.0 ppb (2) 26.0 ppb (25) 0.0 ppb (0) N/A 6.6 μg/m3 (28) 28.0
 
Oct. 18, 2020, 4 p.m. N/A N/A 6.0 ppb (6) N/A N/A 1.0 ppb (2) 25.0 ppb (24) 0.0 ppb (0) N/A 5.9 μg/m3 (25) 25.0
 
Oct. 18, 2020, 3 p.m. N/A N/A 9.7 ppb (10) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.0 ppb (0) N/A 6.4 μg/m3 (27) 27.0
 
Oct. 18, 2020, 2 p.m. N/A N/A 13.5 ppb (13) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.0 ppb (0) N/A 7.1 μg/m3 (30) 30.0
 
Oct. 18, 2020, 1 p.m. N/A N/A 5.5 ppb (6) N/A N/A 1.0 ppb (2) 25.0 ppb (24) 0.0 ppb (0) N/A 5.1 μg/m3 (22) 24.0
 
Oct. 18, 2020, noon N/A N/A 5.2 ppb (5) N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 25.0
 
Oct. 18, 2020, 11 a.m. N/A N/A 6.1 ppb (6) N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 25.0
 
Oct. 18, 2020, 10 a.m. N/A N/A 4.3 ppb (5) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 4.6 μg/m3 (20) 27.0
 
Oct. 18, 2020, 9 a.m. N/A N/A 2.5 ppb (3) N/A N/A 1.0 ppb (2) N/A 0.0 ppb (0) N/A 4.8 μg/m3 (20) 20.0
 
Oct. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) 0.0 ppb (0) N/A 5.1 μg/m3 (22) 28.0
 
Oct. 18, 2020, 7 a.m. N/A N/A 3.9 ppb (4) N/A N/A N/A 31.0 ppb (29) N/A N/A 5.3 μg/m3 (23) 29.0
 
Oct. 18, 2020, 6 a.m. N/A N/A 3.8 ppb (4) N/A N/A 1.0 ppb (2) 31.0 ppb (29) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 29.0
 
Oct. 18, 2020, 5 a.m. N/A N/A 3.1 ppb (3) N/A N/A 1.0 ppb (2) 33.0 ppb (31) 0.0 ppb (0) N/A 5.6 μg/m3 (24) 31.0
 
Oct. 18, 2020, 4 a.m. N/A N/A 2.7 ppb (3) N/A N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) N/A 5.6 μg/m3 (24) 33.0
 
Oct. 18, 2020, 3 a.m. N/A N/A 2.6 ppb (3) N/A N/A 1.0 ppb (2) 36.0 ppb (34) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 34.0
 
Oct. 18, 2020, 2 a.m. N/A N/A 2.8 ppb (3) N/A N/A 1.0 ppb (2) 36.0 ppb (34) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 34.0
 
Oct. 18, 2020, 1 a.m. N/A N/A 2.9 ppb (3) N/A N/A 1.0 ppb (2) 37.0 ppb (35) 0.0 ppb (0) N/A 5.4 μg/m3 (23) 35.0
 
Oct. 18, 2020, midnight N/A N/A 2.5 ppb (3) N/A N/A 1.0 ppb (2) 38.0 ppb (36) 0.0 ppb (0) N/A 5.1 μg/m3 (22) 36.0
 
Oct. 17, 2020, 11 p.m. N/A N/A 3.5 ppb (4) N/A N/A 1.0 ppb (2) 36.0 ppb (34) 0.0 ppb (0) N/A 5.9 μg/m3 (25) 34.0
 
Oct. 17, 2020, 10 p.m. N/A N/A 5.9 ppb (6) N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.0 ppb (0) N/A 8.4 μg/m3 (36) 36.0
 
Oct. 17, 2020, 9 p.m. N/A N/A 5.2 ppb (5) N/A N/A 1.0 ppb (2) 33.0 ppb (31) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 33.0
 
Oct. 17, 2020, 8 p.m. N/A N/A 4.8 ppb (5) N/A N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) N/A 6.4 μg/m3 (27) 33.0
 
Oct. 17, 2020, 7 p.m. N/A N/A 4.3 ppb (5) N/A N/A 1.0 ppb (2) 34.0 ppb (32) 0.0 ppb (0) N/A 7.2 μg/m3 (31) 32.0
 
Oct. 17, 2020, 6 p.m. N/A N/A 4.6 ppb (5) N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.0 ppb (0) N/A 7.7 μg/m3 (33) 33.0
 
Oct. 17, 2020, 5 p.m. N/A N/A 2.9 ppb (3) N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.0 ppb (0) N/A 6.2 μg/m3 (26) 30.0
 
Oct. 17, 2020, 4 p.m. N/A N/A 3.5 ppb (4) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) N/A 6.6 μg/m3 (28) 28.0
 
Oct. 17, 2020, 3 p.m. N/A N/A 4.7 ppb (5) N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.0 ppb (0) N/A 6.5 μg/m3 (28) 28.0
 
Oct. 17, 2020, 2 p.m. N/A N/A 8.5 ppb (9) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 33.0
 
Oct. 17, 2020, 1 p.m. N/A N/A 13.2 ppb (13) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 33.0
 
Oct. 17, 2020, noon N/A N/A 12.3 ppb (12) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.0 ppb (0) N/A 7.5 μg/m3 (32) 32.0
 
Oct. 17, 2020, 11 a.m. N/A N/A 15.7 ppb (15) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.0 ppb (0) N/A 7.5 μg/m3 (32) 32.0
 
Oct. 17, 2020, 10 a.m. N/A N/A 8.8 ppb (9) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.0 ppb (0) N/A 6.6 μg/m3 (28) 28.0
 
Oct. 17, 2020, 9 a.m. N/A N/A 6.4 ppb (7) N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 6.4 μg/m3 (27) 27.0
 
Oct. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) 0.0 ppb (0) N/A 6.8 μg/m3 (29) 29.0
 
Oct. 17, 2020, 7 a.m. N/A N/A 12.1 ppb (12) N/A N/A N/A 16.0 ppb (15) N/A N/A 7.2 μg/m3 (31) 31.0
 
Oct. 17, 2020, 6 a.m. N/A N/A 12.1 ppb (12) N/A N/A 1.0 ppb (2) 15.0 ppb (14) 0.0 ppb (0) N/A 6.9 μg/m3 (29) 29.0
 
Oct. 17, 2020, 5 a.m. N/A N/A 9.4 ppb (9) N/A N/A 1.0 ppb (2) 19.0 ppb (18) 0.0 ppb (0) N/A 7.2 μg/m3 (31) 31.0
 
Oct. 17, 2020, 4 a.m. N/A N/A 17.2 ppb (17) N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 33.0
 
Oct. 17, 2020, 3 a.m. N/A N/A 36.8 ppb (35) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.0 ppb (0) N/A 14.2 μg/m3 (56) 56.0
 
Oct. 17, 2020, 2 a.m. N/A N/A 23.7 ppb (23) N/A N/A 1.0 ppb (2) 8.0 ppb (8) 0.0 ppb (0) N/A 14.2 μg/m3 (56) 56.0
 
Oct. 17, 2020, 1 a.m. N/A N/A 15.7 ppb (15) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.0 ppb (0) N/A 33.6 μg/m3 (97) 97.0
 
Oct. 17, 2020, midnight N/A N/A 14.7 ppb (14) N/A N/A 1.0 ppb (2) 16.0 ppb (15) 0.0 ppb (0) N/A 17.3 μg/m3 (62) 62.0
 
Oct. 16, 2020, 11 p.m. N/A N/A 24.8 ppb (24) N/A N/A 1.0 ppb (2) 11.0 ppb (11) 0.0 ppb (0) N/A 6.5 μg/m3 (28) 28.0
 
Oct. 16, 2020, 10 p.m. N/A N/A 9.9 ppb (10) N/A N/A 1.0 ppb (2) 26.0 ppb (25) 0.0 ppb (0) N/A 5.0 μg/m3 (21) 25.0
 
Oct. 16, 2020, 9 p.m. N/A N/A 6.1 ppb (6) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 24.0
 
Oct. 16, 2020, 8 p.m. N/A N/A 5.2 ppb (5) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 24.0
 
Oct. 16, 2020, 7 p.m. N/A N/A 6.7 ppb (7) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 23.0
 
Oct. 16, 2020, 6 p.m. N/A N/A 6.7 ppb (7) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 22.0
 
Oct. 16, 2020, 5 p.m. N/A N/A 5.7 ppb (6) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 4.3 μg/m3 (18) 22.0
 
Oct. 16, 2020, 4 p.m. N/A N/A 5.4 ppb (6) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 4.4 μg/m3 (19) 22.0
 
Oct. 16, 2020, 3 p.m. N/A N/A 7.7 ppb (8) N/A N/A 1.0 ppb (2) 27.0 ppb (25) 0.0 ppb (0) N/A 4.4 μg/m3 (19) 21.0
 
Oct. 16, 2020, 2 p.m. N/A N/A 10.7 ppb (11) N/A N/A 1.0 ppb (2) 24.0 ppb (23) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 20.0
 
Oct. 16, 2020, 1 p.m. N/A N/A 31.5 ppb (30) N/A N/A 1.0 ppb (2) 12.0 ppb (12) 0.0 ppb (0) N/A N/A 29.0
 
Oct. 16, 2020, noon N/A N/A 38.7 ppb (37) N/A N/A 1.0 ppb (2) 4.0 ppb (4) 0.0 ppb (0) N/A 7.0 μg/m3 (30) 36.0
 
Oct. 16, 2020, 11 a.m. N/A N/A 45.4 ppb (43) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 42.0
 
Oct. 16, 2020, 10 a.m. N/A N/A 37.9 ppb (36) N/A N/A 1.0 ppb (2) 2.0 ppb (2) 0.0 ppb (0) N/A 5.4 μg/m3 (23) 35.0
 
Oct. 16, 2020, 9 a.m. N/A N/A 40.5 ppb (39) N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 4.8 μg/m3 (20) 38.0
 
Oct. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 19.0
 
Oct. 16, 2020, 7 a.m. N/A N/A 10.9 ppb (11) N/A N/A N/A 17.0 ppb (16) N/A N/A 4.0 μg/m3 (17) 17.0
 
Oct. 16, 2020, 6 a.m. N/A N/A 8.6 ppb (9) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.0 ppb (0) N/A 4.3 μg/m3 (18) 18.0
 
Oct. 16, 2020, 5 a.m. N/A N/A 3.5 ppb (4) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.0 ppb (0) N/A 3.9 μg/m3 (17) 20.0
 
Oct. 16, 2020, 4 a.m. N/A N/A 3.3 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.0 ppb (0) N/A 3.8 μg/m3 (16) 19.0
 
Oct. 16, 2020, 3 a.m. N/A N/A 10.7 ppb (11) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.0 ppb (0) N/A 4.0 μg/m3 (17) 17.0
 
Oct. 16, 2020, 2 a.m. N/A N/A 10.4 ppb (10) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 14.0
 
Oct. 16, 2020, 1 a.m. N/A N/A 15.6 ppb (15) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.0 ppb (0) N/A 2.9 μg/m3 (13) 14.0
 
Oct. 16, 2020, midnight N/A N/A 12.4 ppb (12) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.0 ppb (0) N/A 2.2 μg/m3 (10) 12.0
 
Oct. 15, 2020, 11 p.m. N/A N/A 9.8 ppb (10) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 15.0
 
Oct. 15, 2020, 10 p.m. N/A N/A 13.9 ppb (14) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.0 ppb (0) N/A 2.6 μg/m3 (11) 13.0
 
Oct. 15, 2020, 9 p.m. N/A N/A 18.8 ppb (18) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 17.0
 
Oct. 15, 2020, 8 p.m. N/A N/A 13.5 ppb (13) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.0 ppb (0) N/A 1.5 μg/m3 (7) 15.0
 
Oct. 15, 2020, 7 p.m. N/A N/A 13.6 ppb (13) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.0 ppb (0) N/A 1.7 μg/m3 (8) 15.0
 
Oct. 15, 2020, 6 p.m. N/A N/A 13.2 ppb (13) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.0 ppb (0) N/A 2.5 μg/m3 (11) 15.0
 
Oct. 15, 2020, 5 p.m. N/A N/A 10.4 ppb (10) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 15.0
 
Oct. 15, 2020, 4 p.m. N/A N/A 7.8 ppb (8) N/A N/A 0.0 ppb (0) 22.0 ppb (21) 0.0 ppb (0) N/A 4.4 μg/m3 (19) 18.0
 
Oct. 15, 2020, 3 p.m. N/A N/A 7.7 ppb (8) N/A N/A 0.0 ppb (0) 24.0 ppb (23) 0.0 ppb (0) N/A 4.3 μg/m3 (18) 18.0
 
Oct. 15, 2020, 2 p.m. N/A N/A 8.3 ppb (8) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.0 ppb (0) N/A 4.4 μg/m3 (19) 20.0
 
Oct. 15, 2020, 1 p.m. N/A N/A 12.1 ppb (12) N/A N/A 0.0 ppb (0) 24.0 ppb (23) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 22.0
 
Oct. 15, 2020, noon N/A N/A 14.2 ppb (14) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 28.0
 
Oct. 15, 2020, 11 a.m. N/A N/A 11.1 ppb (11) N/A N/A 0.0 ppb (0) 24.0 ppb (23) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 28.0
 
Oct. 15, 2020, 10 a.m. N/A N/A 12.2 ppb (12) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.0 ppb (0) N/A 6.0 μg/m3 (25) 25.0
 
Oct. 15, 2020, 9 a.m. N/A N/A 11.9 ppb (12) N/A N/A 1.0 ppb (2) N/A 0.0 ppb (0) N/A 5.8 μg/m3 (25) 24.0
 
Oct. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 25.0
 
Oct. 15, 2020, 7 a.m. N/A N/A 3.1 ppb (3) N/A N/A N/A 35.0 ppb (33) N/A N/A 5.4 μg/m3 (23) 27.0
 
Oct. 15, 2020, 6 a.m. N/A N/A 4.3 ppb (5) N/A N/A 1.0 ppb (2) 36.0 ppb (34) 0.0 ppb (0) N/A 5.0 μg/m3 (21) 28.0
 
Oct. 15, 2020, 5 a.m. N/A N/A 3.7 ppb (4) N/A N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 27.0
 
Oct. 15, 2020, 4 a.m. N/A N/A 4.3 ppb (5) N/A N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 27.0
 
Oct. 15, 2020, 3 a.m. N/A N/A 3.3 ppb (4) N/A N/A 1.0 ppb (2) 39.0 ppb (37) 0.0 ppb (0) N/A 5.9 μg/m3 (25) 30.0
 
Oct. 15, 2020, 2 a.m. N/A N/A 3.6 ppb (4) N/A N/A 1.0 ppb (2) 38.0 ppb (36) 0.0 ppb (0) N/A 6.4 μg/m3 (27) 29.0
 
Oct. 15, 2020, 1 a.m. N/A N/A 3.8 ppb (4) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.0 ppb (0) N/A 6.1 μg/m3 (26) 28.0
 
Oct. 15, 2020, midnight N/A N/A 3.9 ppb (4) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.0 ppb (0) N/A 5.9 μg/m3 (25) 28.0
 
Oct. 14, 2020, 11 p.m. N/A N/A 5.3 ppb (5) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 25.0
 
Oct. 14, 2020, 10 p.m. N/A N/A 5.6 ppb (6) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 23.0
 
Oct. 14, 2020, 9 p.m. N/A N/A 5.4 ppb (6) N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 23.0
 
Oct. 14, 2020, 8 p.m. N/A N/A 6.2 ppb (6) N/A N/A 1.0 ppb (2) 29.0 ppb (27) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 22.0