ID: 2660

AQSQID: 131210056

Site Name: Nr-Georgia Tech

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

Updated: Jan. 17, 2021, 2:31 p.m.

Location: Atlanta (Georgia Tech), GA

Reporting: True, Located: True

Current AQI: 26.0

Atlanta (Georgia Tech) GA, US: 33.778315, -84.391418

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2021, 1 p.m. 20.9 ppb (20) 11.8 ppb (12) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) N/A 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2021, noon 18.8 ppb (18) 9.0 ppb (9) N/A 10.0 ppb (10) N/A N/A N/A 0.4 ppb (5) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 17, 2021, 11 a.m. 17.1 ppb (17) 7.6 ppb (8) N/A 10.0 ppb (10) N/A N/A N/A 0.4 ppb (5) N/A 7.4 μg/m3 (31) 31.0
 
Jan. 17, 2021, 10 a.m. 20.4 ppb (20) 8.1 ppb (8) N/A 12.0 ppb (12) N/A N/A N/A 0.4 ppb (5) N/A 6.7 μg/m3 (28) 28.0
 
Jan. 17, 2021, 9 a.m. 18.9 ppb (18) 7.4 ppb (7) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2021, 8 a.m. 20.9 ppb (20) 8.6 ppb (9) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2021, 7 a.m. 25.2 ppb (24) 10.9 ppb (11) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Jan. 17, 2021, 6 a.m. 31.6 ppb (30) 13.8 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 6.6 μg/m3 (28) 30.0
 
Jan. 17, 2021, 5 a.m. 42.2 ppb (40) 19.6 ppb (19) N/A 23.0 ppb (22) N/A N/A N/A 0.8 ppb (10) N/A 5.1 μg/m3 (22) 40.0
 
Jan. 17, 2021, 4 a.m. 40.9 ppb (39) 18.7 ppb (18) N/A 22.0 ppb (21) N/A N/A N/A 0.6 ppb (7) N/A 7.8 μg/m3 (33) 39.0
 
Jan. 17, 2021, 3 a.m. 47.9 ppb (46) 24.2 ppb (23) N/A 24.0 ppb (23) N/A N/A N/A 0.7 ppb (8) N/A 8.6 μg/m3 (36) 46.0
 
Jan. 17, 2021, 2 a.m. 62.5 ppb (61) 34.8 ppb (33) N/A 28.0 ppb (27) N/A N/A N/A 0.8 ppb (10) N/A 8.0 μg/m3 (34) 61.0
 
Jan. 17, 2021, 1 a.m. 60.8 ppb (59) 33.6 ppb (32) N/A 27.0 ppb (26) N/A N/A N/A 0.7 ppb (8) N/A 6.3 μg/m3 (27) 59.0
 
Jan. 17, 2021, midnight 50.5 ppb (48) 26.7 ppb (26) N/A 24.0 ppb (23) N/A N/A N/A 0.7 ppb (8) N/A 5.8 μg/m3 (25) 48.0
 
Jan. 16, 2021, 11 p.m. 30.7 ppb (29) 16.8 ppb (16) N/A 14.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 4.3 μg/m3 (18) 29.0
 
Jan. 16, 2021, 10 p.m. 32.2 ppb (31) 20.5 ppb (20) N/A 12.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A 3.3 μg/m3 (14) 31.0
 
Jan. 16, 2021, 9 p.m. 29.3 ppb (28) 19.2 ppb (19) N/A 10.0 ppb (10) N/A N/A N/A 0.6 ppb (7) N/A 3.0 μg/m3 (13) 28.0
 
Jan. 16, 2021, 8 p.m. 23.4 ppb (23) 14.5 ppb (14) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) N/A 2.5 μg/m3 (11) 23.0
 
Jan. 16, 2021, 7 p.m. 31.7 ppb (30) 21.5 ppb (21) N/A 10.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 2.7 μg/m3 (12) 30.0
 
Jan. 16, 2021, 6 p.m. 24.9 ppb (24) 15.7 ppb (15) N/A 9.0 ppb (9) N/A N/A N/A 0.4 ppb (5) N/A 2.9 μg/m3 (13) 24.0
 
Jan. 16, 2021, 5 p.m. 27.3 ppb (26) 18.6 ppb (18) N/A 9.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 2.3 μg/m3 (10) 26.0
 
Jan. 16, 2021, 4 p.m. 33.6 ppb (32) 22.7 ppb (22) N/A 11.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A 2.8 μg/m3 (12) 32.0
 
Jan. 16, 2021, 3 p.m. 26.1 ppb (25) 16.0 ppb (16) N/A 10.0 ppb (10) N/A N/A N/A 0.4 ppb (5) N/A 2.8 μg/m3 (12) 25.0
 
Jan. 16, 2021, 2 p.m. 27.6 ppb (27) 17.6 ppb (17) N/A 10.0 ppb (10) N/A N/A N/A 0.4 ppb (5) N/A 2.9 μg/m3 (13) 27.0
 
Jan. 16, 2021, 1 p.m. 26.6 ppb (26) 15.6 ppb (15) N/A 11.0 ppb (11) N/A N/A N/A 0.4 ppb (5) N/A 2.8 μg/m3 (12) 26.0
 
Jan. 16, 2021, noon 32.1 ppb (31) 17.9 ppb (17) N/A 14.0 ppb (14) N/A N/A N/A 0.4 ppb (5) N/A 2.9 μg/m3 (13) 31.0
 
Jan. 16, 2021, 11 a.m. 26.7 ppb (26) 12.9 ppb (13) N/A 14.0 ppb (14) N/A N/A N/A 0.3 ppb (4) N/A 3.0 μg/m3 (13) 26.0
 
Jan. 16, 2021, 10 a.m. 25.0 ppb (24) 11.2 ppb (11) N/A 14.0 ppb (14) N/A N/A N/A 0.4 ppb (5) N/A 2.9 μg/m3 (13) 24.0
 
Jan. 16, 2021, 9 a.m. 15.5 ppb (15) 6.2 ppb (6) N/A 9.0 ppb (9) N/A N/A N/A 0.3 ppb (4) N/A 2.5 μg/m3 (11) 15.0
 
Jan. 16, 2021, 8 a.m. 32.4 ppb (31) 16.7 ppb (16) N/A 16.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A 3.0 μg/m3 (13) 31.0
 
Jan. 16, 2021, 7 a.m. 25.5 ppb (25) 11.7 ppb (12) N/A 14.0 ppb (14) N/A N/A N/A 0.5 ppb (6) N/A 2.7 μg/m3 (12) 25.0
 
Jan. 16, 2021, 6 a.m. 25.6 ppb (25) 10.5 ppb (10) N/A 15.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 2.4 μg/m3 (10) 25.0
 
Jan. 16, 2021, 5 a.m. 22.9 ppb (22) 10.1 ppb (10) N/A 13.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A 1.5 μg/m3 (7) 22.0
 
Jan. 16, 2021, 4 a.m. 31.1 ppb (30) 15.6 ppb (15) N/A 15.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 2.0 μg/m3 (9) 30.0
 
Jan. 16, 2021, 3 a.m. 32.5 ppb (31) 15.2 ppb (15) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 2.7 μg/m3 (12) 31.0
 
Jan. 16, 2021, 2 a.m. 52.9 ppb (50) 27.7 ppb (27) N/A 25.0 ppb (24) N/A N/A N/A 0.9 ppb (11) N/A 2.9 μg/m3 (13) 50.0
 
Jan. 16, 2021, 1 a.m. 48.8 ppb (47) 27.2 ppb (26) N/A 22.0 ppb (21) N/A N/A N/A 0.7 ppb (8) N/A 2.3 μg/m3 (10) 47.0
 
Jan. 16, 2021, midnight 33.3 ppb (32) 17.0 ppb (17) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 1.9 μg/m3 (8) 32.0
 
Jan. 15, 2021, 11 p.m. 24.6 ppb (24) 11.4 ppb (11) N/A 13.0 ppb (13) N/A N/A N/A 0.4 ppb (5) N/A 1.7 μg/m3 (8) 24.0
 
Jan. 15, 2021, 10 p.m. 10.0 ppb (10) 4.2 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) N/A 1.3 μg/m3 (6) 10.0
 
Jan. 15, 2021, 9 p.m. 17.4 ppb (17) 9.5 ppb (9) N/A 8.0 ppb (8) N/A N/A N/A 0.3 ppb (4) N/A 1.5 μg/m3 (7) 17.0
 
Jan. 15, 2021, 8 p.m. 29.1 ppb (28) 17.2 ppb (17) N/A 12.0 ppb (12) N/A N/A N/A 0.4 ppb (5) N/A 1.5 μg/m3 (7) 28.0
 
Jan. 15, 2021, 7 p.m. 28.5 ppb (27) 16.2 ppb (16) N/A 12.0 ppb (12) N/A N/A N/A 0.4 ppb (5) N/A 1.4 μg/m3 (6) 27.0
 
Jan. 15, 2021, 6 p.m. 36.6 ppb (35) 22.7 ppb (22) N/A 14.0 ppb (14) N/A N/A N/A 0.4 ppb (5) N/A 1.5 μg/m3 (7) 35.0
 
Jan. 15, 2021, 5 p.m. 48.8 ppb (47) 32.3 ppb (31) N/A 16.0 ppb (16) N/A N/A N/A 0.4 ppb (5) N/A 1.8 μg/m3 (8) 47.0
 
Jan. 15, 2021, 4 p.m. 44.3 ppb (42) 27.8 ppb (27) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 1.9 μg/m3 (8) 42.0
 
Jan. 15, 2021, 3 p.m. 59.0 ppb (57) 38.8 ppb (37) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A 2.7 μg/m3 (12) 57.0
 
Jan. 15, 2021, 2 p.m. 67.2 ppb (66) 42.3 ppb (40) N/A 25.0 ppb (24) N/A N/A N/A 0.7 ppb (8) N/A 3.2 μg/m3 (14) 66.0
 
Jan. 15, 2021, 1 p.m. 62.5 ppb (61) 39.2 ppb (37) N/A 23.0 ppb (22) N/A N/A N/A 0.6 ppb (7) N/A 6.0 μg/m3 (25) 61.0
 
Jan. 15, 2021, noon 54.1 ppb (52) 31.7 ppb (30) N/A 22.0 ppb (21) N/A N/A N/A 0.6 ppb (7) N/A 9.2 μg/m3 (39) 52.0
 
Jan. 15, 2021, 11 a.m. 34.9 ppb (33) 20.5 ppb (20) N/A 14.0 ppb (14) N/A N/A N/A 0.5 ppb (6) N/A 8.2 μg/m3 (35) 35.0
 
Jan. 15, 2021, 10 a.m. 32.8 ppb (31) 18.0 ppb (17) N/A 15.0 ppb (15) N/A N/A N/A 0.4 ppb (5) N/A 7.2 μg/m3 (31) 31.0
 
Jan. 15, 2021, 9 a.m. 31.6 ppb (30) 13.9 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 6.1 μg/m3 (26) 30.0
 
Jan. 15, 2021, 8 a.m. 26.6 ppb (26) 9.6 ppb (10) N/A 17.0 ppb (17) N/A N/A N/A 0.4 ppb (5) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2021, 7 a.m. 24.5 ppb (24) 9.2 ppb (9) N/A 15.0 ppb (15) N/A N/A N/A 0.4 ppb (5) N/A 8.8 μg/m3 (37) 37.0
 
Jan. 15, 2021, 6 a.m. 26.5 ppb (25) 8.5 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 15, 2021, 5 a.m. 38.3 ppb (37) 15.3 ppb (15) N/A 23.0 ppb (22) N/A N/A N/A 0.7 ppb (8) N/A 10.5 μg/m3 (44) 44.0
 
Jan. 15, 2021, 4 a.m. 55.5 ppb (53) 24.8 ppb (24) N/A 31.0 ppb (30) N/A N/A N/A 0.9 ppb (11) N/A 8.3 μg/m3 (35) 53.0
 
Jan. 15, 2021, 3 a.m. 50.2 ppb (48) 22.6 ppb (22) N/A 28.0 ppb (27) N/A N/A N/A 1.0 ppb (12) N/A 8.3 μg/m3 (35) 48.0
 
Jan. 15, 2021, 2 a.m. 42.1 ppb (40) 17.6 ppb (17) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) N/A 8.1 μg/m3 (34) 40.0
 
Jan. 15, 2021, 1 a.m. 57.1 ppb (55) 24.6 ppb (24) N/A 32.0 ppb (31) N/A N/A N/A 1.1 ppb (13) N/A 8.9 μg/m3 (38) 55.0
 
Jan. 15, 2021, midnight 46.9 ppb (45) 21.0 ppb (20) N/A 26.0 ppb (25) N/A N/A N/A 0.6 ppb (7) N/A 8.2 μg/m3 (35) 45.0
 
Jan. 14, 2021, 11 p.m. 42.3 ppb (40) 17.2 ppb (17) N/A 25.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A 6.8 μg/m3 (29) 40.0
 
Jan. 14, 2021, 10 p.m. 28.5 ppb (27) 10.4 ppb (10) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 5.3 μg/m3 (23) 27.0
 
Jan. 14, 2021, 9 p.m. 40.2 ppb (38) 22.2 ppb (21) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 4.4 μg/m3 (19) 38.0
 
Jan. 14, 2021, 8 p.m. 28.4 ppb (27) 14.0 ppb (14) N/A 14.0 ppb (14) N/A N/A N/A 0.4 ppb (5) N/A 4.6 μg/m3 (20) 27.0
 
Jan. 14, 2021, 7 p.m. 36.0 ppb (34) 19.9 ppb (19) N/A 16.0 ppb (16) N/A N/A N/A 0.4 ppb (5) N/A 4.2 μg/m3 (18) 34.0
 
Jan. 14, 2021, 6 p.m. 23.9 ppb (23) 12.5 ppb (12) N/A 11.0 ppb (11) N/A N/A N/A 0.4 ppb (5) N/A 4.4 μg/m3 (19) 23.0
 
Jan. 14, 2021, 5 p.m. 32.3 ppb (31) 18.2 ppb (18) N/A 14.0 ppb (14) N/A N/A N/A 0.4 ppb (5) N/A 5.9 μg/m3 (25) 31.0
 
Jan. 14, 2021, 4 p.m. 44.2 ppb (42) 25.8 ppb (25) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 8.2 μg/m3 (35) 42.0
 
Jan. 14, 2021, 3 p.m. 71.1 ppb (70) 44.8 ppb (43) N/A 26.0 ppb (25) N/A N/A N/A 0.5 ppb (6) N/A 10.5 μg/m3 (44) 70.0
 
Jan. 14, 2021, 2 p.m. 102.1 ppb (102) 72.2 ppb (71) N/A 30.0 ppb (29) N/A N/A N/A 0.7 ppb (8) N/A 13.2 μg/m3 (54) 102.0
 
Jan. 14, 2021, 1 p.m. 131.5 ppb (107) 99.1 ppb (100) N/A 32.0 ppb (31) N/A N/A N/A 0.9 ppb (11) N/A 13.9 μg/m3 (55) 107.0
 
Jan. 14, 2021, noon 91.2 ppb (91) 63.0 ppb (61) N/A 28.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A 13.0 μg/m3 (53) 91.0
 
Jan. 14, 2021, 11 a.m. 62.8 ppb (61) 37.1 ppb (35) N/A 26.0 ppb (25) N/A N/A N/A 0.7 ppb (8) N/A 12.7 μg/m3 (53) 61.0
 
Jan. 14, 2021, 10 a.m. 47.2 ppb (45) 24.7 ppb (24) N/A 22.0 ppb (21) N/A N/A N/A 0.5 ppb (6) N/A 12.7 μg/m3 (53) 53.0
 
Jan. 14, 2021, 9 a.m. 40.2 ppb (38) 19.0 ppb (18) N/A 21.0 ppb (20) N/A N/A N/A 0.4 ppb (5) N/A 13.1 μg/m3 (54) 54.0
 
Jan. 14, 2021, 8 a.m. 31.2 ppb (30) 13.0 ppb (13) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (5) N/A 12.9 μg/m3 (53) 53.0
 
Jan. 14, 2021, 7 a.m. 38.1 ppb (36) 15.7 ppb (15) N/A 22.0 ppb (21) N/A N/A N/A 0.5 ppb (6) N/A 12.5 μg/m3 (52) 52.0
 
Jan. 14, 2021, 6 a.m. 40.8 ppb (39) 20.3 ppb (20) N/A 21.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A 11.5 μg/m3 (48) 48.0
 
Jan. 14, 2021, 5 a.m. 49.7 ppb (47) 24.2 ppb (23) N/A 25.0 ppb (24) N/A N/A N/A 0.5 ppb (6) N/A 7.0 μg/m3 (30) 47.0
 
Jan. 14, 2021, 4 a.m. 69.5 ppb (68) 40.3 ppb (39) N/A 29.0 ppb (28) N/A N/A N/A 0.7 ppb (8) N/A 10.3 μg/m3 (43) 68.0
 
Jan. 14, 2021, 3 a.m. 58.8 ppb (57) 33.3 ppb (32) N/A 25.0 ppb (24) N/A N/A N/A 0.9 ppb (11) N/A 8.5 μg/m3 (36) 57.0
 
Jan. 14, 2021, 2 a.m. 58.9 ppb (57) 32.1 ppb (31) N/A 27.0 ppb (26) N/A N/A N/A 1.0 ppb (12) N/A 8.5 μg/m3 (36) 57.0
 
Jan. 14, 2021, 1 a.m. 77.1 ppb (76) 44.3 ppb (42) N/A 33.0 ppb (32) N/A N/A N/A 0.9 ppb (11) N/A 9.7 μg/m3 (41) 76.0
 
Jan. 14, 2021, midnight 84.6 ppb (84) 48.7 ppb (46) N/A 36.0 ppb (34) N/A N/A N/A 0.8 ppb (10) N/A 10.4 μg/m3 (44) 84.0
 
Jan. 13, 2021, 11 p.m. 48.3 ppb (46) 24.0 ppb (23) N/A 24.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A 8.3 μg/m3 (35) 46.0
 
Jan. 13, 2021, 10 p.m. 45.9 ppb (44) 26.4 ppb (25) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) N/A 6.7 μg/m3 (28) 44.0
 
Jan. 13, 2021, 9 p.m. 46.9 ppb (45) 25.7 ppb (25) N/A 21.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 5.8 μg/m3 (25) 45.0
 
Jan. 13, 2021, 8 p.m. 59.8 ppb (58) 35.4 ppb (34) N/A 24.0 ppb (23) N/A N/A N/A 0.6 ppb (7) N/A 6.0 μg/m3 (25) 58.0
 
Jan. 13, 2021, 7 p.m. 60.3 ppb (58) 37.1 ppb (35) N/A 23.0 ppb (22) N/A N/A N/A 0.7 ppb (8) N/A 6.6 μg/m3 (28) 58.0
 
Jan. 13, 2021, 6 p.m. 60.3 ppb (58) 39.0 ppb (37) N/A 21.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A 8.3 μg/m3 (35) 58.0
 
Jan. 13, 2021, 5 p.m. 49.9 ppb (48) 32.1 ppb (31) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 10.8 μg/m3 (46) 48.0
 
Jan. 13, 2021, 4 p.m. 60.2 ppb (58) 41.0 ppb (39) N/A 19.0 ppb (18) N/A N/A N/A 0.5 ppb (6) N/A 13.5 μg/m3 (54) 58.0
 
Jan. 13, 2021, 3 p.m. 63.2 ppb (61) 44.3 ppb (42) N/A 19.0 ppb (18) N/A N/A N/A 0.6 ppb (7) N/A 13.6 μg/m3 (55) 61.0
 
Jan. 13, 2021, 2 p.m. 39.4 ppb (38) 24.6 ppb (24) N/A 15.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 13, 2021, 1 p.m. 64.5 ppb (63) 46.4 ppb (44) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 18.9 μg/m3 (66) 66.0
 
Jan. 13, 2021, noon 72.8 ppb (72) 52.9 ppb (50) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A 21.5 μg/m3 (71) 72.0
 
Jan. 13, 2021, 11 a.m. 58.7 ppb (57) 42.1 ppb (40) N/A 17.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 21.8 μg/m3 (72) 72.0
 
Jan. 13, 2021, 10 a.m. 58.3 ppb (56) 40.1 ppb (38) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 21.6 μg/m3 (71) 71.0
 
Jan. 13, 2021, 9 a.m. 46.9 ppb (45) 28.4 ppb (27) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (5) N/A 19.2 μg/m3 (66) 66.0
 
Jan. 13, 2021, 8 a.m. 42.8 ppb (41) 26.4 ppb (25) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 13, 2021, 7 a.m. 35.4 ppb (34) 17.7 ppb (17) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 16.8 μg/m3 (61) 61.0
 
Jan. 13, 2021, 6 a.m. 32.5 ppb (31) 16.7 ppb (16) N/A 16.0 ppb (16) N/A N/A N/A 0.4 ppb (5) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 13, 2021, 5 a.m. 38.5 ppb (37) 23.3 ppb (22) N/A 15.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A 8.6 μg/m3 (36) 37.0
 
Jan. 13, 2021, 4 a.m. 38.6 ppb (37) 24.1 ppb (23) N/A 15.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A 11.3 μg/m3 (48) 48.0
 
Jan. 13, 2021, 3 a.m. 44.8 ppb (43) 27.6 ppb (27) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 10.4 μg/m3 (44) 44.0
 
Jan. 13, 2021, 2 a.m. 56.7 ppb (54) 34.2 ppb (33) N/A 22.0 ppb (21) N/A N/A N/A 1.1 ppb (13) N/A 9.7 μg/m3 (41) 54.0
 
Jan. 13, 2021, 1 a.m. 41.2 ppb (39) 24.4 ppb (24) N/A 17.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 7.4 μg/m3 (31) 39.0
 
Jan. 13, 2021, midnight 44.7 ppb (43) 26.6 ppb (26) N/A 18.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 7.4 μg/m3 (31) 43.0
 
Jan. 12, 2021, 11 p.m. 40.2 ppb (38) 20.5 ppb (20) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A 7.8 μg/m3 (33) 38.0
 
Jan. 12, 2021, 10 p.m. 44.8 ppb (43) 25.1 ppb (24) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A 7.7 μg/m3 (33) 43.0
 
Jan. 12, 2021, 9 p.m. 60.1 ppb (58) 39.5 ppb (38) N/A 21.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A 8.6 μg/m3 (36) 58.0
 
Jan. 12, 2021, 8 p.m. 55.7 ppb (53) 37.7 ppb (36) N/A 18.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 9.2 μg/m3 (39) 53.0
 
Jan. 12, 2021, 7 p.m. 59.8 ppb (58) 41.1 ppb (39) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) N/A 10.9 μg/m3 (46) 58.0
 
Jan. 12, 2021, 6 p.m. 40.3 ppb (39) 25.3 ppb (24) N/A 15.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A 10.9 μg/m3 (46) 46.0
 
Jan. 12, 2021, 5 p.m. 42.9 ppb (41) 25.5 ppb (25) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 9.0 μg/m3 (38) 41.0
 
Jan. 12, 2021, 4 p.m. 51.6 ppb (49) 34.1 ppb (33) N/A 17.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 9.0 μg/m3 (38) 49.0
 
Jan. 12, 2021, 3 p.m. 57.2 ppb (55) 37.9 ppb (36) N/A 19.0 ppb (18) N/A N/A N/A 0.5 ppb (6) N/A 10.0 μg/m3 (42) 55.0
 
Jan. 12, 2021, 2 p.m. 45.2 ppb (43) 29.5 ppb (28) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 43.0
 
Jan. 12, 2021, 1 p.m. 57.4 ppb (55) 39.3 ppb (38) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A N/A 55.0
 
Jan. 12, 2021, noon 62.4 ppb (60) 43.2 ppb (41) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) N/A 12.6 μg/m3 (53) 60.0
 
Jan. 12, 2021, 11 a.m. 38.3 ppb (37) 24.3 ppb (23) N/A 14.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 10.1 μg/m3 (43) 43.0
 
Jan. 12, 2021, 10 a.m. 35.1 ppb (34) 20.4 ppb (20) N/A 15.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 9.4 μg/m3 (40) 40.0
 
Jan. 12, 2021, 9 a.m. 36.9 ppb (35) 20.2 ppb (20) N/A 17.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 11.2 μg/m3 (47) 47.0
 
Jan. 12, 2021, 8 a.m. 26.0 ppb (25) 10.2 ppb (10) N/A 16.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 12, 2021, 7 a.m. 22.7 ppb (22) 9.1 ppb (9) N/A 14.0 ppb (14) N/A N/A N/A 0.3 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 12, 2021, 6 a.m. 25.9 ppb (25) 11.4 ppb (11) N/A 15.0 ppb (15) N/A N/A N/A 0.3 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Jan. 12, 2021, 5 a.m. 18.7 ppb (18) 5.7 ppb (6) N/A 13.0 ppb (13) N/A N/A N/A 0.4 ppb (5) N/A 7.6 μg/m3 (32) 32.0
 
Jan. 12, 2021, 4 a.m. 35.9 ppb (34) 17.4 ppb (17) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 13.2 μg/m3 (54) 54.0
 
Jan. 12, 2021, 3 a.m. 33.8 ppb (32) 14.7 ppb (14) N/A 19.0 ppb (18) N/A N/A N/A 0.6 ppb (7) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 12, 2021, 2 a.m. 45.5 ppb (43) 25.4 ppb (24) N/A 20.0 ppb (19) N/A N/A N/A 0.7 ppb (8) N/A 14.9 μg/m3 (57) 57.0
 
Jan. 12, 2021, 1 a.m. 54.1 ppb (52) 30.2 ppb (29) N/A 24.0 ppb (23) N/A N/A N/A 0.9 ppb (11) N/A 15.2 μg/m3 (58) 58.0
 
Jan. 12, 2021, midnight 53.9 ppb (51) 28.3 ppb (27) N/A 26.0 ppb (25) N/A N/A N/A 0.9 ppb (11) N/A 15.1 μg/m3 (58) 58.0
 
Jan. 11, 2021, 11 p.m. 61.8 ppb (60) 36.6 ppb (35) N/A 25.0 ppb (24) N/A N/A N/A 0.8 ppb (10) N/A 14.8 μg/m3 (57) 60.0
 
Jan. 11, 2021, 10 p.m. 71.3 ppb (70) 42.8 ppb (41) N/A 28.0 ppb (27) N/A N/A N/A 0.9 ppb (11) N/A 14.8 μg/m3 (57) 70.0
 
Jan. 11, 2021, 9 p.m. 59.4 ppb (57) 33.7 ppb (32) N/A 26.0 ppb (25) N/A N/A N/A 0.7 ppb (8) N/A 13.5 μg/m3 (54) 57.0
 
Jan. 11, 2021, 8 p.m. 64.7 ppb (63) 40.0 ppb (38) N/A 25.0 ppb (24) N/A N/A N/A 0.9 ppb (11) N/A 13.7 μg/m3 (55) 63.0
 
Jan. 11, 2021, 7 p.m. 89.9 ppb (90) 61.9 ppb (60) N/A 28.0 ppb (27) N/A N/A N/A 1.0 ppb (12) N/A 15.1 μg/m3 (58) 90.0
 
Jan. 11, 2021, 6 p.m. 93.5 ppb (94) 65.1 ppb (63) N/A 28.0 ppb (27) N/A N/A N/A 1.0 ppb (12) N/A 18.8 μg/m3 (66) 94.0
 
Jan. 11, 2021, 5 p.m. 95.8 ppb (96) 67.2 ppb (66) N/A 28.0 ppb (27) N/A N/A N/A 0.8 ppb (10) N/A 16.1 μg/m3 (60) 96.0
 
Jan. 11, 2021, 4 p.m. 93.1 ppb (93) 65.6 ppb (64) N/A 27.0 ppb (26) N/A N/A N/A 0.8 ppb (10) N/A 14.6 μg/m3 (57) 93.0
 
Jan. 11, 2021, 3 p.m. 99.0 ppb (99) 67.8 ppb (66) N/A 31.0 ppb (30) N/A N/A N/A 0.8 ppb (10) N/A 12.2 μg/m3 (52) 99.0
 
Jan. 11, 2021, 2 p.m. 123.6 ppb (106) 90.7 ppb (91) N/A 33.0 ppb (32) N/A N/A N/A 1.1 ppb (13) N/A 14.3 μg/m3 (56) 106.0
 
Jan. 11, 2021, 1 p.m. 89.1 ppb (89) 61.0 ppb (59) N/A 28.0 ppb (27) N/A N/A N/A 0.9 ppb (11) N/A 13.1 μg/m3 (54) 89.0
 
Jan. 11, 2021, noon 106.6 ppb (103) 76.4 ppb (75) N/A 30.0 ppb (29) N/A N/A N/A 1.1 ppb (13) N/A 12.7 μg/m3 (53) 103.0
 
Jan. 11, 2021, 11 a.m. 100.8 ppb (101) 72.3 ppb (71) N/A 28.0 ppb (27) N/A N/A N/A 1.2 ppb (14) N/A 13.1 μg/m3 (54) 101.0
 
Jan. 11, 2021, 10 a.m. 78.8 ppb (78) 51.7 ppb (49) N/A 27.0 ppb (26) N/A N/A N/A 0.9 ppb (11) N/A 12.2 μg/m3 (52) 78.0
 
Jan. 11, 2021, 9 a.m. 54.9 ppb (52) 31.4 ppb (30) N/A 23.0 ppb (22) N/A N/A N/A 0.6 ppb (7) N/A 12.5 μg/m3 (52) 52.0
 
Jan. 11, 2021, 8 a.m. 28.6 ppb (27) 11.1 ppb (11) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 12.5 μg/m3 (52) 52.0
 
Jan. 11, 2021, 7 a.m. 40.8 ppb (39) 20.7 ppb (20) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 11, 2021, 6 a.m. 37.8 ppb (36) 16.7 ppb (16) N/A 21.0 ppb (20) N/A N/A N/A 0.8 ppb (10) N/A 14.8 μg/m3 (57) 57.0
 
Jan. 11, 2021, 5 a.m. 53.2 ppb (51) 28.1 ppb (27) N/A 25.0 ppb (24) N/A N/A N/A 1.0 ppb (12) N/A 10.5 μg/m3 (44) 51.0
 
Jan. 11, 2021, 4 a.m. 55.0 ppb (53) 30.5 ppb (29) N/A 24.0 ppb (23) N/A N/A N/A 1.2 ppb (14) N/A 15.5 μg/m3 (59) 59.0
 
Jan. 11, 2021, 3 a.m. 65.2 ppb (63) 36.7 ppb (35) N/A 28.0 ppb (27) N/A N/A N/A 1.2 ppb (14) N/A 16.9 μg/m3 (62) 63.0
 
Jan. 11, 2021, 2 a.m. 54.5 ppb (52) 29.6 ppb (28) N/A 25.0 ppb (24) N/A N/A N/A 1.1 ppb (13) N/A 17.1 μg/m3 (62) 62.0
 
Jan. 11, 2021, 1 a.m. 67.1 ppb (65) 37.8 ppb (36) N/A 29.0 ppb (28) N/A N/A N/A 1.4 ppb (16) N/A 16.9 μg/m3 (62) 65.0
 
Jan. 11, 2021, midnight 74.8 ppb (74) 43.7 ppb (42) N/A 31.0 ppb (30) N/A N/A N/A 1.5 ppb (18) N/A 16.5 μg/m3 (61) 74.0
 
Jan. 10, 2021, 11 p.m. 70.6 ppb (69) 43.3 ppb (41) N/A 27.0 ppb (26) N/A N/A N/A 1.3 ppb (15) N/A 12.1 μg/m3 (51) 69.0
 
Jan. 10, 2021, 10 p.m. 70.2 ppb (69) 44.0 ppb (42) N/A 26.0 ppb (25) N/A N/A N/A 1.3 ppb (15) N/A 10.8 μg/m3 (46) 69.0
 
Jan. 10, 2021, 9 p.m. 41.7 ppb (40) 24.5 ppb (24) N/A 17.0 ppb (17) N/A N/A N/A 0.8 ppb (10) N/A 10.6 μg/m3 (45) 45.0
 
Jan. 10, 2021, 8 p.m. 44.1 ppb (42) 27.2 ppb (26) N/A 17.0 ppb (17) N/A N/A N/A 0.8 ppb (10) N/A 10.5 μg/m3 (44) 44.0
 
Jan. 10, 2021, 7 p.m. 52.8 ppb (50) 32.7 ppb (31) N/A 20.0 ppb (19) N/A N/A N/A 1.0 ppb (12) N/A 10.9 μg/m3 (46) 50.0
 
Jan. 10, 2021, 6 p.m. 34.2 ppb (33) 20.0 ppb (19) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 10.9 μg/m3 (46) 46.0
 
Jan. 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (10) N/A 10.9 μg/m3 (46) 46.0
 
Jan. 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (10) N/A 11.1 μg/m3 (47) 47.0
 
Jan. 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 1.0 ppb (12) N/A 13.8 μg/m3 (55) 55.0
 
Jan. 10, 2021, 2 p.m. 57.8 ppb (56) 39.4 ppb (38) N/A 18.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 14.8 μg/m3 (57) 57.0