ID: 1025

AQSQID: 010732003

Site Name: Wylam

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

Updated: April 10, 2021, 10:42 a.m.

Location: Birmingham (Wylam), AL

Reporting: True, Located: True

Current AQI: 8.0

Birmingham (Wylam) AL, US: 33.4997, -86.9242

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.8 μg/m3 (8) 8.0
 
April 10, 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) 3.5 μg/m3 (15) 15.0
 
April 10, 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) 1.9 μg/m3 (8) 8.0
 
April 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 7.4 μg/m3 (31) 31.0
 
April 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
April 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 6.2 μg/m3 (26) 26.0
 
April 10, 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) 8.4 μg/m3 (36) 36.0
 
April 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.6 μg/m3 (11) 11.0
 
April 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.5 μg/m3 (15) 15.0
 
April 10, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
April 9, 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) 6.2 μg/m3 (26) 26.0
 
April 9, 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) 4.8 μg/m3 (20) 20.0
 
April 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 5.9 μg/m3 (25) 25.0
 
April 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 8.2 μg/m3 (35) 35.0
 
April 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 6.9 μg/m3 (29) 29.0
 
April 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 10.2 μg/m3 (43) 43.0
 
April 9, 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) 13.0 μg/m3 (53) 53.0
 
April 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 16.3 μg/m3 (60) 60.0
 
April 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 17.3 μg/m3 (62) 62.0
 
April 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 14.8 μg/m3 (57) 57.0
 
April 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 18.0 μg/m3 (64) 64.0
 
April 9, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 13.4 μg/m3 (54) 54.0
 
April 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 10.9 μg/m3 (46) 46.0
 
April 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 11.1 μg/m3 (47) 47.0
 
April 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
April 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 10.8 μg/m3 (46) 46.0
 
April 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 11.2 μg/m3 (47) 47.0
 
April 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 13.2 μg/m3 (54) 54.0
 
April 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 14.1 μg/m3 (56) 56.0
 
April 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 16.1 μg/m3 (60) 60.0
 
April 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 15.1 μg/m3 (58) 58.0
 
April 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 10.3 μg/m3 (43) 43.0
 
April 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 9.1 μg/m3 (38) 38.0
 
April 9, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 7.3 μg/m3 (31) 31.0
 
April 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 6.9 μg/m3 (29) 29.0
 
April 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 7.7 μg/m3 (33) 33.0
 
April 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 6.5 μg/m3 (28) 28.0
 
April 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 7.2 μg/m3 (31) 31.0
 
April 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 7.4 μg/m3 (31) 31.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 12.4 μg/m3 (52) 52.0
 
April 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 12.5 μg/m3 (52) 52.0
 
April 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (41) 14.3 μg/m3 (56) 56.0
 
April 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 11.8 μg/m3 (50) 50.0
 
April 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 10.2 μg/m3 (43) 43.0
 
April 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 11.3 μg/m3 (48) 48.0
 
April 8, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 11.7 μg/m3 (49) 49.0
 
April 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 10.1 μg/m3 (43) 43.0
 
April 8, 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) 10.5 μg/m3 (44) 44.0
 
April 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 10.1 μg/m3 (43) 43.0
 
April 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
April 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
April 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 9.4 μg/m3 (40) 40.0
 
April 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 17.5 μg/m3 (63) 63.0
 
April 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 26.6 μg/m3 (82) 82.0
 
April 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (38) 26.9 μg/m3 (83) 83.0
 
April 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 17.2 μg/m3 (62) 62.0
 
April 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 17.9 μg/m3 (64) 64.0
 
April 8, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 16.5 μg/m3 (61) 61.0
 
April 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 11.5 μg/m3 (48) 48.0
 
April 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 8.9 μg/m3 (38) 38.0
 
April 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 12.3 μg/m3 (52) 52.0
 
April 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 11.4 μg/m3 (48) 48.0
 
April 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 14.1 μg/m3 (56) 56.0
 
April 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) N/A 28.0
 
April 7, 2021, 5 p.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
 
April 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) N/A 22.0
 
April 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 11.2 μg/m3 (47) 47.0
 
April 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (41) 27.0 μg/m3 (83) 83.0
 
April 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (39) 30.5 μg/m3 (90) 90.0
 
April 7, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (55) 41.3 μg/m3 (116) 116.0
 
April 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (57) 35.7 μg/m3 (102) 102.0
 
April 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 20.3 μg/m3 (69) 69.0
 
April 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 12.2 μg/m3 (52) 52.0
 
April 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 36.9 μg/m3 (105) 105.0
 
April 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 21.6 μg/m3 (71) 71.0
 
April 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) 27.6 μg/m3 (84) 84.0
 
April 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) 9.2 μg/m3 (39) 39.0
 
April 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 4.1 μg/m3 (18) 29.0
 
April 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 22.1 μg/m3 (73) 73.0
 
April 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 19.5 μg/m3 (67) 67.0
 
April 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 21.7 μg/m3 (72) 72.0
 
April 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 8.6 μg/m3 (36) 36.0
 
April 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 25.7 μg/m3 (80) 80.0
 
April 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 27.2 μg/m3 (83) 83.0
 
April 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 4.1 μg/m3 (18) 29.0
 
April 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (34) 3.9 μg/m3 (17) 34.0
 
April 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 20.2 μg/m3 (69) 69.0
 
April 6, 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) 9.5 μg/m3 (40) 40.0
 
April 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) N/A 27.0
 
April 6, 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) 21.9 μg/m3 (72) 72.0
 
April 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 23.6 μg/m3 (76) 76.0
 
April 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 25.4 μg/m3 (79) 79.0
 
April 6, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 24.8 μg/m3 (78) 78.0
 
April 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 24.5 μg/m3 (78) 78.0
 
April 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 22.1 μg/m3 (73) 73.0
 
April 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 23.0 μg/m3 (74) 74.0
 
April 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 18.5 μg/m3 (65) 65.0
 
April 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 17.7 μg/m3 (63) 63.0
 
April 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 17.1 μg/m3 (62) 62.0
 
April 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 17.8 μg/m3 (63) 63.0
 
April 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 15.1 μg/m3 (58) 58.0
 
April 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 16.1 μg/m3 (60) 60.0
 
April 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 20.2 μg/m3 (69) 69.0
 
April 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 19.1 μg/m3 (66) 66.0
 
April 6, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 16.6 μg/m3 (61) 61.0
 
April 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 14.1 μg/m3 (56) 56.0
 
April 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 12.0 μg/m3 (50) 50.0
 
April 5, 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) 10.8 μg/m3 (46) 46.0
 
April 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 11.1 μg/m3 (47) 47.0
 
April 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 10.7 μg/m3 (45) 45.0
 
April 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
April 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 9.8 μg/m3 (41) 41.0
 
April 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
April 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) 22.4 μg/m3 (73) 73.0
 
April 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (49) 21.9 μg/m3 (72) 72.0
 
April 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (54) 36.6 μg/m3 (104) 104.0
 
April 5, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (54) 34.3 μg/m3 (98) 98.0
 
April 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 22.9 μg/m3 (74) 74.0
 
April 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 19.6 μg/m3 (67) 67.0
 
April 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 18.0 μg/m3 (64) 64.0
 
April 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 17.6 μg/m3 (63) 63.0
 
April 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 17.3 μg/m3 (62) 62.0
 
April 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 14.8 μg/m3 (57) 57.0
 
April 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 17.2 μg/m3 (62) 62.0
 
April 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 20.5 μg/m3 (69) 69.0
 
April 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 25.8 μg/m3 (80) 80.0
 
April 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 23.7 μg/m3 (76) 76.0
 
April 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 19.4 μg/m3 (67) 67.0
 
April 5, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 16.6 μg/m3 (61) 61.0
 
April 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 12.3 μg/m3 (52) 52.0
 
April 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 10.2 μg/m3 (43) 43.0
 
April 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
April 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 8.1 μg/m3 (34) 34.0
 
April 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 7.1 μg/m3 (30) 30.0
 
April 4, 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) 6.9 μg/m3 (29) 29.0
 
April 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 7.3 μg/m3 (31) 31.0
 
April 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 8.3 μg/m3 (35) 35.0
 
April 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 9.1 μg/m3 (38) 38.0
 
April 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 14.0 μg/m3 (55) 55.0
 
April 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 20.5 μg/m3 (69) 69.0
 
April 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 25.1 μg/m3 (79) 79.0
 
April 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 17.2 μg/m3 (62) 62.0
 
April 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 14.9 μg/m3 (57) 57.0
 
April 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 15.6 μg/m3 (59) 59.0
 
April 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 15.5 μg/m3 (59) 59.0
 
April 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 13.5 μg/m3 (54) 54.0
 
April 4, 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) 14.7 μg/m3 (57) 57.0
 
April 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 14.6 μg/m3 (57) 57.0
 
April 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 17.9 μg/m3 (64) 64.0
 
April 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (34) 29.1 μg/m3 (87) 87.0
 
April 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) 40.9 μg/m3 (115) 115.0
 
April 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 19.2 μg/m3 (66) 66.0
 
April 4, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 15.3 μg/m3 (58) 58.0
 
April 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 10.4 μg/m3 (44) 44.0
 
April 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
April 3, 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) 7.7 μg/m3 (33) 33.0
 
April 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 6.5 μg/m3 (28) 28.0
 
April 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
April 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 5.4 μg/m3 (23) 23.0
 
April 3, 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) 4.3 μg/m3 (18) 18.0
 
April 3, 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
 
April 3, 2021, 3 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
 
April 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 10.2 μg/m3 (43) 43.0
 
April 3, 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) 12.8 μg/m3 (53) 53.0
 
April 3, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 22.1 μg/m3 (73) 73.0
 
April 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 19.9 μg/m3 (68) 68.0
 
April 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 20.6 μg/m3 (69) 69.0
 
April 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 18.6 μg/m3 (65) 65.0