ID: 2661

AQSQID: 130890003

Site Name: Nr-285

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

Updated: July 28, 2021, 7:53 p.m.

Location: Decatur (Perimeter), GA

Reporting: True, Located: True

Current AQI: 20.0

Decatur (Perimeter) GA, US: 33.698611, -84.272608

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 28, 2021, 6 p.m. 20.9 ppb (20) 5.7 ppb (6) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 20.0
 
July 28, 2021, 5 p.m. 27.6 ppb (27) 7.1 ppb (7) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 27.0
 
July 28, 2021, 4 p.m. 18.9 ppb (18) 4.6 ppb (5) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 18.0
 
July 28, 2021, 3 p.m. 15.2 ppb (15) 4.6 ppb (5) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 15.0
 
July 28, 2021, 2 p.m. 47.4 ppb (45) 29.4 ppb (28) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 45.0
 
July 28, 2021, 1 p.m. 51.8 ppb (49) 36.3 ppb (35) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 49.0
 
July 28, 2021, noon 26.8 ppb (26) 16.2 ppb (16) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 26.0
 
July 28, 2021, 11 a.m. 34.0 ppb (33) 22.3 ppb (22) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 33.0
 
July 28, 2021, 10 a.m. 27.1 ppb (26) 12.9 ppb (13) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 26.0
 
July 28, 2021, 9 a.m. 21.1 ppb (20) 6.5 ppb (7) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 20.0
 
July 28, 2021, 8 a.m. 30.5 ppb (29) 15.7 ppb (15) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 29.0
 
July 28, 2021, 7 a.m. 16.3 ppb (16) 4.4 ppb (5) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 16.0
 
July 28, 2021, 6 a.m. 27.0 ppb (26) 9.9 ppb (10) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 26.0
 
July 28, 2021, 5 a.m. 31.0 ppb (30) 11.0 ppb (11) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 30.0
 
July 28, 2021, 4 a.m. 23.8 ppb (23) 5.7 ppb (6) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 23.0
 
July 28, 2021, 3 a.m. 32.1 ppb (31) 9.4 ppb (9) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 31.0
 
July 28, 2021, 2 a.m. 44.6 ppb (43) 16.8 ppb (16) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 43.0
 
July 28, 2021, 1 a.m. 55.3 ppb (53) 24.6 ppb (24) N/A 31.0 ppb (30) N/A N/A N/A N/A N/A N/A 53.0
 
July 28, 2021, midnight 10.5 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 10.0
 
July 27, 2021, 11 p.m. 29.9 ppb (29) 8.3 ppb (8) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 29.0
 
July 27, 2021, 10 p.m. 15.5 ppb (15) 2.8 ppb (3) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 15.0
 
July 27, 2021, 9 p.m. 25.2 ppb (24) 5.1 ppb (5) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 24.0
 
July 27, 2021, 8 p.m. 2.2 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 27, 2021, 7 p.m. 5.9 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 6.0
 
July 27, 2021, 6 p.m. 17.0 ppb (17) 3.9 ppb (4) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 17.0
 
July 27, 2021, 5 p.m. 5.9 ppb (6) 0.2 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 6.0
 
July 27, 2021, 4 p.m. 25.1 ppb (24) 7.1 ppb (7) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 24.0
 
July 27, 2021, 3 p.m. 41.6 ppb (40) 16.0 ppb (16) N/A 25.0 ppb (24) N/A N/A N/A N/A N/A N/A 40.0
 
July 27, 2021, 2 p.m. 41.6 ppb (40) 18.4 ppb (18) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 40.0
 
July 27, 2021, 1 p.m. 63.3 ppb (61) 37.2 ppb (36) N/A 26.0 ppb (25) N/A N/A N/A N/A N/A N/A 61.0
 
July 27, 2021, noon 67.3 ppb (66) 44.7 ppb (43) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 66.0
 
July 27, 2021, 11 a.m. 39.3 ppb (38) 26.7 ppb (26) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 38.0
 
July 27, 2021, 10 a.m. 30.0 ppb (29) 16.1 ppb (16) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 29.0
 
July 27, 2021, 9 a.m. 31.2 ppb (30) 14.2 ppb (14) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 30.0
 
July 27, 2021, 8 a.m. 19.5 ppb (19) 9.4 ppb (9) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 19.0
 
July 27, 2021, 7 a.m. 15.9 ppb (15) 3.4 ppb (4) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 15.0
 
July 27, 2021, 6 a.m. 27.4 ppb (26) 9.8 ppb (10) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 26.0
 
July 27, 2021, 5 a.m. 31.3 ppb (30) 10.2 ppb (10) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 30.0
 
July 27, 2021, 4 a.m. 5.7 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 6.0
 
July 27, 2021, 3 a.m. 2.3 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 27, 2021, 2 a.m. 4.1 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 4.0
 
July 27, 2021, 1 a.m. 38.9 ppb (37) 11.8 ppb (12) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 37.0
 
July 27, 2021, midnight 37.0 ppb (35) 12.5 ppb (12) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 35.0
 
July 26, 2021, 11 p.m. 24.7 ppb (24) 7.0 ppb (7) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 24.0
 
July 26, 2021, 10 p.m. 47.7 ppb (45) 13.6 ppb (13) N/A 34.0 ppb (33) N/A N/A N/A N/A N/A N/A 45.0
 
July 26, 2021, 9 p.m. 37.8 ppb (36) 9.0 ppb (9) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 36.0
 
July 26, 2021, 8 p.m. 12.9 ppb (13) 2.7 ppb (3) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 13.0
 
July 26, 2021, 7 p.m. 14.4 ppb (14) 4.2 ppb (4) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 14.0
 
July 26, 2021, 6 p.m. 17.6 ppb (17) 4.7 ppb (5) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 17.0
 
July 26, 2021, 5 p.m. 6.7 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 7.0
 
July 26, 2021, 4 p.m. 29.5 ppb (28) 11.2 ppb (11) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 28.0
 
July 26, 2021, 3 p.m. 32.2 ppb (31) 12.7 ppb (12) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 31.0
 
July 26, 2021, 2 p.m. 11.0 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 11.0
 
July 26, 2021, 1 p.m. 29.6 ppb (28) 14.0 ppb (14) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 28.0
 
July 26, 2021, noon 44.1 ppb (42) 26.2 ppb (25) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 42.0
 
July 26, 2021, 11 a.m. 29.9 ppb (29) 16.7 ppb (16) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 29.0
 
July 26, 2021, 10 a.m. 61.8 ppb (60) 47.8 ppb (46) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 60.0
 
July 26, 2021, 9 a.m. 27.6 ppb (27) 16.9 ppb (16) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 27.0
 
July 26, 2021, 8 a.m. 34.1 ppb (33) 21.7 ppb (21) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 33.0
 
July 26, 2021, 7 a.m. 33.7 ppb (32) 19.2 ppb (19) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 32.0
 
July 26, 2021, 6 a.m. 54.0 ppb (51) 33.2 ppb (32) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 51.0
 
July 26, 2021, 5 a.m. 33.3 ppb (32) 12.7 ppb (12) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 32.0
 
July 26, 2021, 4 a.m. 19.4 ppb (19) 0.7 ppb (1) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 19.0
 
July 26, 2021, 3 a.m. 13.0 ppb (13) 0.9 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 13.0
 
July 26, 2021, 2 a.m. 19.4 ppb (19) 3.8 ppb (4) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 19.0
 
July 26, 2021, 1 a.m. 25.8 ppb (25) 8.0 ppb (8) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 25.0
 
July 26, 2021, midnight 41.3 ppb (39) 16.6 ppb (16) N/A 25.0 ppb (24) N/A N/A N/A N/A N/A N/A 39.0
 
July 25, 2021, 11 p.m. 22.9 ppb (22) 8.6 ppb (9) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 22.0
 
July 25, 2021, 8 p.m. 2.2 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
July 25, 2021, 7 p.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 25, 2021, 6 p.m. 7.4 ppb (7) 2.4 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 7.0
 
July 25, 2021, 5 p.m. 13.9 ppb (14) 4.7 ppb (5) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 14.0
 
July 25, 2021, 4 p.m. 9.1 ppb (9) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 9.0
 
July 25, 2021, 3 p.m. 3.5 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 25, 2021, 2 p.m. 7.5 ppb (8) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 8.0
 
July 25, 2021, 1 p.m. 9.7 ppb (10) 3.1 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 10.0
 
July 25, 2021, noon 4.7 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 5.0
 
July 25, 2021, 11 a.m. 9.1 ppb (9) 4.3 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 9.0
 
July 25, 2021, 10 a.m. 7.3 ppb (7) 2.9 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 7.0
 
July 25, 2021, 9 a.m. 9.2 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 9.0
 
July 25, 2021, 8 a.m. 23.4 ppb (23) 7.3 ppb (7) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 23.0
 
July 25, 2021, 7 a.m. 19.1 ppb (19) 5.1 ppb (5) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 19.0
 
July 25, 2021, 6 a.m. 16.5 ppb (16) 4.0 ppb (4) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 16.0
 
July 25, 2021, 5 a.m. 8.9 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 9.0
 
July 25, 2021, 4 a.m. 2.6 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
July 25, 2021, 3 a.m. 3.1 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 25, 2021, 2 a.m. 2.6 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 25, 2021, 1 a.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 25, 2021, midnight 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 24, 2021, 11 p.m. 2.4 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
July 24, 2021, 10 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A N/A 2.0
 
July 24, 2021, 9 p.m. 1.2 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A N/A 2.0
 
July 24, 2021, 8 p.m. 2.2 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
July 24, 2021, 7 p.m. 2.0 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 2.0
 
July 24, 2021, 6 p.m. 3.1 ppb (3) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
July 24, 2021, 5 p.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
July 24, 2021, 4 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 24, 2021, 3 p.m. 3.7 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 24, 2021, 2 p.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
July 24, 2021, 1 p.m. 3.8 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 24, 2021, noon 25.4 ppb (24) 16.8 ppb (16) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 24.0
 
July 24, 2021, 11 a.m. 46.3 ppb (44) 39.2 ppb (37) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 44.0
 
July 24, 2021, 10 a.m. 58.2 ppb (56) 50.8 ppb (48) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 56.0
 
July 24, 2021, 9 a.m. 46.0 ppb (44) 38.7 ppb (37) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 44.0
 
July 24, 2021, 8 a.m. 59.3 ppb (57) 49.3 ppb (47) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 57.0
 
July 24, 2021, 7 a.m. 54.8 ppb (52) 45.1 ppb (43) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 52.0
 
July 24, 2021, 6 a.m. 49.8 ppb (47) 39.4 ppb (38) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 47.0
 
July 24, 2021, 5 a.m. 47.0 ppb (45) 36.1 ppb (35) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 45.0
 
July 24, 2021, 4 a.m. 45.6 ppb (44) 31.9 ppb (31) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 44.0
 
July 24, 2021, 3 a.m. 54.2 ppb (52) 36.9 ppb (35) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 52.0
 
July 24, 2021, 2 a.m. 37.6 ppb (36) 17.3 ppb (17) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 36.0
 
July 24, 2021, 1 a.m. 42.4 ppb (40) 20.6 ppb (20) N/A 22.0 ppb (21) N/A N/A N/A N/A N/A N/A 40.0
 
July 24, 2021, midnight 34.8 ppb (33) 13.7 ppb (13) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 33.0
 
July 23, 2021, 11 p.m. 28.6 ppb (27) 8.3 ppb (8) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 27.0
 
July 23, 2021, 10 p.m. 42.5 ppb (41) 16.0 ppb (16) N/A 26.0 ppb (25) N/A N/A N/A N/A N/A N/A 41.0
 
July 23, 2021, 9 p.m. 7.5 ppb (8) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 8.0
 
July 23, 2021, 8 p.m. 1.9 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 2.0
 
July 23, 2021, 7 p.m. 20.1 ppb (19) 5.2 ppb (5) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 19.0
 
July 23, 2021, 6 p.m. 26.8 ppb (26) 7.4 ppb (7) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 26.0
 
July 23, 2021, 5 p.m. 32.5 ppb (31) 9.9 ppb (10) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 31.0
 
July 23, 2021, 4 p.m. 10.2 ppb (10) 2.4 ppb (3) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 10.0
 
July 23, 2021, 3 p.m. 50.9 ppb (49) 21.9 ppb (21) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 49.0
 
July 23, 2021, 2 p.m. 42.4 ppb (40) 19.3 ppb (19) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 40.0
 
July 23, 2021, 1 p.m. 64.2 ppb (62) 41.5 ppb (40) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 62.0
 
July 23, 2021, noon 83.5 ppb (83) 63.9 ppb (62) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 83.0
 
July 23, 2021, 11 a.m. 53.1 ppb (51) 39.6 ppb (38) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 51.0
 
July 23, 2021, 10 a.m. 46.9 ppb (45) 35.2 ppb (34) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 45.0
 
July 23, 2021, 9 a.m. 41.2 ppb (39) 30.2 ppb (29) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 39.0
 
July 23, 2021, 8 a.m. 47.1 ppb (45) 33.2 ppb (32) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 45.0
 
July 23, 2021, 7 a.m. 35.3 ppb (34) 23.4 ppb (23) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 34.0
 
July 23, 2021, 6 a.m. 37.8 ppb (36) 24.5 ppb (24) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 36.0
 
July 23, 2021, 5 a.m. 56.5 ppb (54) 37.6 ppb (36) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 54.0
 
July 23, 2021, 4 a.m. 55.3 ppb (53) 33.9 ppb (32) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 53.0
 
July 23, 2021, 3 a.m. 45.2 ppb (43) 17.6 ppb (17) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 43.0
 
July 23, 2021, 2 a.m. 41.8 ppb (40) 12.3 ppb (12) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 40.0
 
July 23, 2021, 1 a.m. 31.2 ppb (30) 4.7 ppb (5) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 30.0
 
July 23, 2021, midnight 50.9 ppb (49) 12.5 ppb (12) N/A 38.0 ppb (36) N/A N/A N/A N/A N/A N/A 49.0
 
July 22, 2021, 11 p.m. 20.9 ppb (20) 2.7 ppb (3) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 20.0
 
July 22, 2021, 10 p.m. 19.7 ppb (19) 3.6 ppb (4) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 19.0
 
July 22, 2021, 9 p.m. 32.6 ppb (31) 8.7 ppb (9) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 31.0
 
July 22, 2021, 8 p.m. 21.3 ppb (21) 6.1 ppb (6) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 21.0
 
July 22, 2021, 7 p.m. 21.7 ppb (21) 6.7 ppb (7) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 21.0
 
July 22, 2021, 6 p.m. 13.7 ppb (13) 2.9 ppb (3) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 13.0
 
July 22, 2021, 5 p.m. 26.3 ppb (25) 10.0 ppb (10) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 25.0
 
July 22, 2021, 4 p.m. 28.5 ppb (27) 11.3 ppb (11) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 27.0
 
July 22, 2021, 3 p.m. 33.8 ppb (32) 13.3 ppb (13) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 32.0
 
July 22, 2021, 2 p.m. 40.9 ppb (39) 22.1 ppb (21) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 39.0
 
July 22, 2021, 1 p.m. 58.2 ppb (56) 38.2 ppb (37) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 56.0
 
July 22, 2021, noon 59.8 ppb (58) 45.9 ppb (44) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 58.0
 
July 22, 2021, 11 a.m. 32.7 ppb (31) 23.4 ppb (23) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 31.0
 
July 22, 2021, 10 a.m. 30.0 ppb (29) 21.5 ppb (21) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 29.0
 
July 22, 2021, 9 a.m. 52.4 ppb (50) 42.3 ppb (40) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 50.0
 
July 22, 2021, 8 a.m. 57.4 ppb (55) 48.2 ppb (46) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 55.0
 
July 22, 2021, 7 a.m. 42.6 ppb (41) 33.2 ppb (32) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 41.0
 
July 22, 2021, 6 a.m. 39.5 ppb (38) 27.2 ppb (26) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 38.0
 
July 22, 2021, 5 a.m. 29.9 ppb (29) 15.3 ppb (15) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 29.0
 
July 22, 2021, 4 a.m. 42.9 ppb (41) 23.4 ppb (23) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 41.0
 
July 22, 2021, 3 a.m. 52.5 ppb (50) 31.4 ppb (30) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 50.0
 
July 22, 2021, 2 a.m. 32.4 ppb (31) 14.0 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 31.0
 
July 22, 2021, 1 a.m. 17.2 ppb (17) 1.2 ppb (2) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 17.0
 
July 22, 2021, midnight 3.9 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 4.0
 
July 21, 2021, 11 p.m. 33.6 ppb (32) 10.7 ppb (11) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 32.0
 
July 21, 2021, 10 p.m. 13.0 ppb (13) 2.5 ppb (3) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 13.0
 
July 21, 2021, 9 p.m. 5.8 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 6.0
 
July 21, 2021, 8 p.m. 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 21, 2021, 7 p.m. 3.6 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 21, 2021, 6 p.m. 3.7 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
July 21, 2021, 5 p.m. 7.7 ppb (8) 2.9 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 8.0