AQSQID: 131210056

Site Name: Nr-Georgia Tech

Location: Atlanta (6th St Nwest), GA

Reporting: True, Located: True

Current AQI: 42.0

Atlanta (6th St Nwest) GA, US: 33.778315, -84.391418

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 22, 2019, 3 p.m. 44.9 ppb (42) 19.0 ppb (18) N/A 26.0 ppb (24) N/A N/A N/A N/A N/A 10.2 μg/m3 (42) 42.0
 
May 22, 2019, 2 p.m. 45.1 ppb (42) 24.0 ppb (22) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 42.0
 
May 22, 2019, 1 p.m. 26.5 ppb (25) 8.8 ppb (8) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 9.9 μg/m3 (41) 41.0
 
May 22, 2019, noon 21.3 ppb (20) 6.3 ppb (6) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
May 22, 2019, 11 a.m. 38.2 ppb (35) 14.9 ppb (14) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A 13.1 μg/m3 (52) 52.0
 
May 22, 2019, 10 a.m. 36.1 ppb (33) 17.2 ppb (16) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 13.4 μg/m3 (53) 53.0
 
May 22, 2019, 9 a.m. 37.5 ppb (35) 13.8 ppb (13) N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 15.2 μg/m3 (57) 57.0
 
May 22, 2019, 8 a.m. 27.1 ppb (25) 7.3 ppb (7) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A 15.2 μg/m3 (57) 57.0
 
May 22, 2019, 7 a.m. 33.1 ppb (31) 12.2 ppb (11) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 14.9 μg/m3 (56) 56.0
 
May 22, 2019, 6 a.m. 27.8 ppb (26) 8.8 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 15.1 μg/m3 (57) 57.0
 
May 22, 2019, 5 a.m. 34.1 ppb (32) 12.9 ppb (12) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 9.7 μg/m3 (40) 40.0
 
May 22, 2019, 4 a.m. 49.6 ppb (46) 22.3 ppb (21) N/A 27.0 ppb (25) N/A N/A N/A N/A N/A 14.8 μg/m3 (56) 56.0
 
May 22, 2019, 3 a.m. 49.1 ppb (45) 21.3 ppb (20) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 13.5 μg/m3 (53) 53.0
 
May 22, 2019, 2 a.m. 61.7 ppb (58) 31.0 ppb (29) N/A 31.0 ppb (29) N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 58.0
 
May 22, 2019, 1 a.m. 28.0 ppb (26) 12.1 ppb (11) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
May 22, 2019, midnight 21.6 ppb (20) 7.9 ppb (7) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A 11.3 μg/m3 (47) 47.0
 
May 21, 2019, 11 p.m. 24.7 ppb (23) 11.0 ppb (10) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
May 21, 2019, 10 p.m. 25.7 ppb (24) 9.4 ppb (9) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 10.6 μg/m3 (44) 44.0
 
May 21, 2019, 9 p.m. 29.4 ppb (27) 13.0 ppb (12) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 11.6 μg/m3 (48) 48.0
 
May 21, 2019, 8 p.m. 25.9 ppb (24) 9.9 ppb (9) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
May 21, 2019, 7 p.m. 41.9 ppb (39) 19.9 ppb (18) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 12.1 μg/m3 (50) 50.0
 
May 21, 2019, 6 p.m. 31.3 ppb (29) 13.1 ppb (12) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 11.3 μg/m3 (47) 47.0
 
May 21, 2019, 5 p.m. 41.7 ppb (39) 19.1 ppb (18) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A 11.6 μg/m3 (48) 48.0
 
May 21, 2019, 4 p.m. 36.1 ppb (33) 14.4 ppb (13) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
May 21, 2019, 3 p.m. 58.0 ppb (54) 28.3 ppb (26) N/A 30.0 ppb (28) N/A N/A N/A N/A N/A 10.7 μg/m3 (45) 54.0
 
May 21, 2019, 2 p.m. 56.8 ppb (53) 29.0 ppb (27) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 53.0
 
May 21, 2019, 1 p.m. 83.2 ppb (81) 50.9 ppb (47) N/A 32.0 ppb (30) N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 81.0
 
May 21, 2019, noon 67.5 ppb (64) 37.3 ppb (35) N/A 30.0 ppb (28) N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 64.0
 
May 21, 2019, 11 a.m. 70.9 ppb (68) 46.8 ppb (43) N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 68.0
 
May 21, 2019, 10 a.m. 49.7 ppb (46) 23.1 ppb (21) N/A 27.0 ppb (25) N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
May 21, 2019, 9 a.m. 31.4 ppb (29) 10.3 ppb (10) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
May 21, 2019, 8 a.m. 23.9 ppb (22) 6.1 ppb (6) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
May 21, 2019, 7 a.m. 21.1 ppb (20) 2.6 ppb (2) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
May 21, 2019, 6 a.m. 39.6 ppb (37) 8.6 ppb (8) N/A 31.0 ppb (29) N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
May 21, 2019, 5 a.m. 47.0 ppb (44) 12.1 ppb (11) N/A 35.0 ppb (32) N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 44.0
 
May 21, 2019, 4 a.m. 30.9 ppb (29) 3.3 ppb (3) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
May 21, 2019, 3 a.m. 24.8 ppb (23) 5.5 ppb (5) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
May 21, 2019, 2 a.m. 26.5 ppb (25) 7.3 ppb (7) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
May 21, 2019, 1 a.m. 23.6 ppb (22) 7.5 ppb (7) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
May 21, 2019, midnight 26.9 ppb (25) 9.9 ppb (9) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 7.6 μg/m3 (32) 32.0
 
May 20, 2019, 11 p.m. 19.3 ppb (18) 8.3 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 7.2 μg/m3 (30) 30.0
 
May 20, 2019, 10 p.m. 24.1 ppb (22) 11.6 ppb (11) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 7.1 μg/m3 (30) 30.0
 
May 20, 2019, 9 p.m. 18.9 ppb (18) 10.1 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 7.2 μg/m3 (30) 30.0
 
May 20, 2019, 8 p.m. 27.9 ppb (26) 14.2 ppb (13) N/A 14.0 ppb (13) N/A N/A N/A 0.3 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
May 20, 2019, 7 p.m. 29.2 ppb (27) 15.5 ppb (14) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A 9.1 μg/m3 (38) 38.0
 
May 20, 2019, 6 p.m. 40.6 ppb (38) 22.7 ppb (21) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 9.9 μg/m3 (41) 41.0
 
May 20, 2019, 5 p.m. 39.2 ppb (36) 21.8 ppb (20) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 10.5 μg/m3 (44) 44.0
 
May 20, 2019, 4 p.m. 38.6 ppb (36) 21.9 ppb (20) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
May 20, 2019, 3 p.m. 36.3 ppb (34) 20.6 ppb (19) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 10.7 μg/m3 (45) 45.0
 
May 20, 2019, 2 p.m. 46.3 ppb (43) 26.7 ppb (25) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A 10.0 μg/m3 (42) 43.0
 
May 20, 2019, 1 p.m. 50.5 ppb (47) 28.4 ppb (26) N/A 22.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A 9.8 μg/m3 (41) 47.0
 
May 20, 2019, noon 42.8 ppb (40) 23.3 ppb (22) N/A 19.0 ppb (18) N/A N/A N/A 0.6 ppb (7) N/A 13.8 μg/m3 (54) 54.0
 
May 20, 2019, 11 a.m. 40.3 ppb (37) 22.8 ppb (21) N/A 17.0 ppb (16) N/A N/A N/A 0.8 ppb (9) N/A 14.7 μg/m3 (56) 56.0
 
May 20, 2019, 10 a.m. 32.2 ppb (30) 16.9 ppb (16) N/A 15.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 14.7 μg/m3 (56) 56.0
 
May 20, 2019, 9 a.m. 31.6 ppb (29) 15.4 ppb (14) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 13.7 μg/m3 (54) 54.0
 
May 20, 2019, 8 a.m. 26.4 ppb (24) 11.0 ppb (10) N/A 15.0 ppb (14) N/A N/A N/A 0.5 ppb (6) N/A 13.5 μg/m3 (53) 53.0
 
May 20, 2019, 7 a.m. 15.9 ppb (15) 4.7 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A 13.6 μg/m3 (53) 53.0
 
May 20, 2019, 6 a.m. 17.1 ppb (16) 4.0 ppb (4) N/A 13.0 ppb (12) N/A N/A N/A N/A N/A 13.8 μg/m3 (54) 54.0
 
May 20, 2019, 5 a.m. 12.3 ppb (11) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 8.2 μg/m3 (34) 34.0
 
May 20, 2019, 4 a.m. 16.4 ppb (15) 6.1 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 12.4 μg/m3 (51) 51.0
 
May 20, 2019, 3 a.m. 22.9 ppb (21) 8.6 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A 12.1 μg/m3 (50) 50.0
 
May 20, 2019, 2 a.m. 25.8 ppb (24) 9.9 ppb (9) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 12.6 μg/m3 (51) 51.0
 
May 20, 2019, 1 a.m. 23.0 ppb (21) 7.5 ppb (7) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 12.2 μg/m3 (50) 50.0
 
May 20, 2019, midnight 22.3 ppb (21) 8.2 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A 11.9 μg/m3 (50) 50.0
 
May 19, 2019, 11 p.m. 18.6 ppb (17) 7.4 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 11.8 μg/m3 (49) 49.0
 
May 19, 2019, 10 p.m. 18.0 ppb (17) 7.6 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 11.6 μg/m3 (48) 48.0
 
May 19, 2019, 9 p.m. 12.7 ppb (12) 5.5 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.4 ppb (4) N/A 11.5 μg/m3 (48) 48.0
 
May 19, 2019, 8 p.m. 8.7 ppb (8) 3.6 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A 11.1 μg/m3 (46) 46.0
 
May 19, 2019, 7 p.m. 13.8 ppb (13) 5.8 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A 12.1 μg/m3 (50) 50.0
 
May 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 12.4 μg/m3 (51) 51.0
 
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 11.9 μg/m3 (50) 50.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 10.9 μg/m3 (45) 45.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A 11.3 μg/m3 (47) 47.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A 11.3 μg/m3 (47) 47.0
 
May 19, 2019, 1 p.m. 18.1 ppb (17) 8.4 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 12.3 μg/m3 (51) 51.0
 
May 19, 2019, noon 23.0 ppb (21) 10.1 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A 14.4 μg/m3 (55) 55.0
 
May 19, 2019, 11 a.m. 22.7 ppb (21) 9.1 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A 14.2 μg/m3 (55) 55.0
 
May 19, 2019, 10 a.m. 26.1 ppb (24) 9.1 ppb (8) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 14.3 μg/m3 (55) 55.0
 
May 19, 2019, 9 a.m. 14.8 ppb (14) 4.2 ppb (4) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 15.4 μg/m3 (57) 57.0
 
May 19, 2019, 8 a.m. 35.5 ppb (33) 11.0 ppb (10) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A 18.1 μg/m3 (63) 63.0
 
May 19, 2019, 7 a.m. 43.0 ppb (40) 19.1 ppb (18) N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 17.5 μg/m3 (62) 62.0
 
May 19, 2019, 6 a.m. 18.8 ppb (17) 5.4 ppb (5) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A 15.7 μg/m3 (58) 58.0
 
May 19, 2019, 5 a.m. 30.5 ppb (28) 9.9 ppb (9) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
May 19, 2019, 4 a.m. 31.6 ppb (29) 9.4 ppb (9) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 15.2 μg/m3 (57) 57.0
 
May 19, 2019, 3 a.m. 23.3 ppb (22) 8.0 ppb (7) N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A 14.6 μg/m3 (56) 56.0
 
May 19, 2019, 2 a.m. 18.5 ppb (17) 6.0 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
May 19, 2019, 1 a.m. 16.0 ppb (15) 5.7 ppb (5) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A 14.6 μg/m3 (56) 56.0
 
May 19, 2019, midnight 19.2 ppb (18) 7.0 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A 13.5 μg/m3 (53) 53.0
 
May 18, 2019, 11 p.m. 24.3 ppb (23) 11.7 ppb (11) N/A 13.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A 13.0 μg/m3 (52) 52.0
 
May 18, 2019, 10 p.m. 16.8 ppb (16) 7.1 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 12.9 μg/m3 (52) 52.0
 
May 18, 2019, 9 p.m. 16.9 ppb (16) 6.9 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 13.7 μg/m3 (54) 54.0
 
May 18, 2019, 8 p.m. 23.1 ppb (21) 8.9 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.5 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
May 18, 2019, 7 p.m. 28.2 ppb (26) 10.5 ppb (10) N/A 18.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 16.0 μg/m3 (59) 59.0
 
May 18, 2019, 6 p.m. 18.7 ppb (17) 7.7 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 15.2 μg/m3 (57) 57.0
 
May 18, 2019, 5 p.m. 16.8 ppb (16) 6.7 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 15.4 μg/m3 (57) 57.0
 
May 18, 2019, 4 p.m. 21.7 ppb (20) 9.5 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 16.2 μg/m3 (59) 59.0
 
May 18, 2019, 3 p.m. 23.0 ppb (21) 9.8 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A 17.6 μg/m3 (62) 62.0
 
May 18, 2019, 2 p.m. 23.8 ppb (22) 11.5 ppb (11) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 15.2 μg/m3 (57) 57.0
 
May 18, 2019, 1 p.m. 33.6 ppb (31) 17.9 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A 14.2 μg/m3 (55) 55.0
 
May 18, 2019, noon 40.6 ppb (38) 20.8 ppb (19) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A 13.8 μg/m3 (54) 54.0
 
May 18, 2019, 11 a.m. 36.6 ppb (34) 19.0 ppb (18) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A 13.5 μg/m3 (53) 53.0
 
May 18, 2019, 10 a.m. 37.6 ppb (35) 13.9 ppb (13) N/A 24.0 ppb (22) N/A N/A N/A 0.4 ppb (4) N/A 13.9 μg/m3 (54) 54.0
 
May 18, 2019, 9 a.m. 29.6 ppb (27) 9.7 ppb (9) N/A 20.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A 13.8 μg/m3 (54) 54.0
 
May 18, 2019, 8 a.m. 17.8 ppb (16) 4.0 ppb (4) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A 13.3 μg/m3 (53) 53.0
 
May 18, 2019, 7 a.m. 22.4 ppb (21) 4.4 ppb (4) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A 12.6 μg/m3 (51) 51.0
 
May 18, 2019, 6 a.m. 11.1 ppb (10) 2.7 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
May 18, 2019, 5 a.m. 21.2 ppb (20) 8.3 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A N/A N/A 7.3 μg/m3 (30) 30.0
 
May 18, 2019, 4 a.m. 24.3 ppb (23) 8.7 ppb (8) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
May 18, 2019, 3 a.m. 26.8 ppb (25) 8.7 ppb (8) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A 11.4 μg/m3 (48) 48.0
 
May 18, 2019, 2 a.m. 27.9 ppb (26) 7.9 ppb (7) N/A 20.0 ppb (19) N/A N/A N/A 0.3 ppb (3) N/A 10.9 μg/m3 (45) 45.0
 
May 18, 2019, 1 a.m. 19.8 ppb (18) 5.4 ppb (5) N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A 9.4 μg/m3 (39) 39.0
 
May 18, 2019, midnight 24.3 ppb (23) 8.8 ppb (8) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A 8.4 μg/m3 (35) 35.0
 
May 17, 2019, 11 p.m. 26.8 ppb (25) 11.8 ppb (11) N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A 7.7 μg/m3 (32) 32.0
 
May 17, 2019, 10 p.m. 21.8 ppb (20) 9.0 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 11.3 μg/m3 (47) 47.0
 
May 17, 2019, 9 p.m. 29.7 ppb (28) 12.7 ppb (12) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A 12.4 μg/m3 (51) 51.0
 
May 17, 2019, 8 p.m. 28.5 ppb (26) 12.6 ppb (12) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A 11.8 μg/m3 (49) 49.0
 
May 17, 2019, 7 p.m. 28.4 ppb (26) 12.9 ppb (12) N/A 16.0 ppb (15) N/A N/A N/A 0.3 ppb (3) N/A 12.6 μg/m3 (51) 51.0
 
May 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 14.5 μg/m3 (55) 55.0
 
May 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A 13.5 μg/m3 (53) 53.0
 
May 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) N/A 14.6 μg/m3 (56) 56.0
 
May 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A 15.6 μg/m3 (58) 58.0
 
May 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A 15.3 μg/m3 (57) 57.0
 
May 17, 2019, 1 p.m. 54.7 ppb (51) 31.6 ppb (29) N/A 23.0 ppb (21) N/A N/A N/A 0.6 ppb (7) N/A 15.2 μg/m3 (57) 57.0
 
May 17, 2019, noon 38.1 ppb (35) 21.4 ppb (20) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 12.8 μg/m3 (52) 52.0
 
May 17, 2019, 11 a.m. 39.9 ppb (37) 23.2 ppb (21) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A 13.5 μg/m3 (53) 53.0
 
May 17, 2019, 10 a.m. 41.2 ppb (38) 26.1 ppb (24) N/A 15.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 13.6 μg/m3 (53) 53.0
 
May 17, 2019, 9 a.m. 32.7 ppb (30) 19.3 ppb (18) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 13.5 μg/m3 (53) 53.0
 
May 17, 2019, 8 a.m. 25.2 ppb (23) 12.8 ppb (12) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 13.2 μg/m3 (53) 53.0
 
May 17, 2019, 7 a.m. 22.2 ppb (21) 11.2 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 12.9 μg/m3 (52) 52.0
 
May 17, 2019, 6 a.m. 22.0 ppb (20) 9.9 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A 12.5 μg/m3 (51) 51.0
 
May 17, 2019, 5 a.m. 22.8 ppb (21) 10.8 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A 8.4 μg/m3 (35) 35.0
 
May 17, 2019, 4 a.m. 24.0 ppb (22) 10.5 ppb (10) N/A 13.0 ppb (12) N/A N/A N/A 0.2 ppb (2) N/A 12.6 μg/m3 (51) 51.0
 
May 17, 2019, 3 a.m. 28.1 ppb (26) 12.5 ppb (12) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A 12.3 μg/m3 (51) 51.0
 
May 17, 2019, 2 a.m. 22.9 ppb (21) 8.3 ppb (8) N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
May 17, 2019, 1 a.m. 14.5 ppb (13) 3.2 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A 0.1 ppb (1) N/A 9.8 μg/m3 (41) 41.0
 
May 17, 2019, midnight 21.7 ppb (20) 6.1 ppb (6) N/A 16.0 ppb (15) N/A N/A N/A 0.2 ppb (2) N/A 9.1 μg/m3 (38) 38.0
 
May 16, 2019, 11 p.m. 42.8 ppb (40) 20.9 ppb (19) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A 9.0 μg/m3 (38) 40.0
 
May 16, 2019, 10 p.m. 27.1 ppb (25) 12.5 ppb (12) N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A 8.5 μg/m3 (35) 35.0
 
May 16, 2019, 9 p.m. 13.2 ppb (12) 5.1 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
May 16, 2019, 8 p.m. 22.3 ppb (21) 10.8 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 21.0
 
May 16, 2019, 7 p.m. 27.8 ppb (26) 12.3 ppb (11) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
May 16, 2019, 6 p.m. 42.6 ppb (39) 19.4 ppb (18) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A 12.7 μg/m3 (51) 51.0
 
May 16, 2019, 5 p.m. 29.5 ppb (27) 11.7 ppb (11) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 52.0
 
May 16, 2019, 4 p.m. 31.0 ppb (29) 13.4 ppb (12) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 12.8 μg/m3 (52) 52.0
 
May 16, 2019, 3 p.m. 31.7 ppb (29) 16.6 ppb (15) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A 11.8 μg/m3 (49) 49.0
 
May 16, 2019, 2 p.m. 40.9 ppb (38) 23.6 ppb (22) N/A 17.0 ppb (16) N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
May 16, 2019, 1 p.m. 29.9 ppb (28) 13.6 ppb (13) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
May 16, 2019, noon 46.6 ppb (43) 19.1 ppb (18) N/A 28.0 ppb (26) N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 43.0
 
May 16, 2019, 8 a.m. 36.8 ppb (34) 11.0 ppb (10) N/A 26.0 ppb (24) N/A N/A N/A N/A N/A 12.2 μg/m3 (50) 50.0
 
May 16, 2019, 7 a.m. 34.5 ppb (32) 12.9 ppb (12) N/A 22.0 ppb (20) N/A N/A N/A N/A N/A 10.7 μg/m3 (45) 45.0
 
May 16, 2019, 6 a.m. 22.6 ppb (21) 4.6 ppb (4) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
May 16, 2019, 5 a.m. 14.7 ppb (14) 1.1 ppb (1) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A N/A 14.0
 
May 15, 2019, 6 a.m. 28.2 ppb (26) 1.7 ppb (2) N/A 27.0 ppb (25) N/A N/A N/A N/A N/A N/A 26.0
 
May 15, 2019, 5 a.m. 12.0 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A N/A 11.0
 
May 14, 2019, 7 a.m. 11.2 ppb (10) 4.8 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 4.1 μg/m3 (17) 17.0
 
May 14, 2019, 6 a.m. 5.9 ppb (5) 3.2 ppb (3) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 5.0
 
May 14, 2019, 5 a.m. 7.5 ppb (7) 3.4 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 7.0
 
May 13, 2019, 5 p.m. 31.5 ppb (29) 18.6 ppb (17) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A N/A 29.0
 
May 13, 2019, 4 p.m. 31.8 ppb (29) 19.8 ppb (18) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 4.0 μg/m3 (17) 29.0
 
May 13, 2019, 3 p.m. 29.8 ppb (28) 18.3 ppb (17) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A 3.6 μg/m3 (15) 28.0
 
May 13, 2019, 2 p.m. 38.5 ppb (36) 25.5 ppb (24) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A 4.3 μg/m3 (18) 36.0
 
May 13, 2019, 1 p.m. 32.6 ppb (30) 22.9 ppb (21) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A 4.5 μg/m3 (19) 30.0
 
May 13, 2019, noon 16.7 ppb (15) 10.9 ppb (10) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 15.0
 
May 13, 2019, 11 a.m. 30.0 ppb (28) 21.4 ppb (20) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A N/A 28.0
 
May 13, 2019, 10 a.m. 45.7 ppb (42) 33.3 ppb (31) N/A 12.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A N/A 42.0
 
May 13, 2019, 9 a.m. 42.1 ppb (39) 28.7 ppb (27) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A N/A 39.0
 
May 13, 2019, 8 a.m. 32.6 ppb (30) 20.7 ppb (19) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 30.0
 
May 13, 2019, 7 a.m. 23.3 ppb (22) 11.2 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A N/A 22.0