AQSQID: 131210056

Site Name: Nr-Georgia Tech

Location: Atlanta (6th St Nwest), GA

Reporting: True, Located: True

Current AQI: 41.0

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
Jan. 16, 2019, 11 p.m. 44.4 ppb (41) 19.5 ppb (18) N/A 25.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A N/A 41.0
 
Jan. 16, 2019, 10 p.m. 31.9 ppb (30) 13.8 ppb (13) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A N/A 30.0
 
Jan. 16, 2019, 9 p.m. 46.4 ppb (43) 28.4 ppb (26) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A N/A 43.0
 
Jan. 16, 2019, 8 p.m. 48.4 ppb (45) 31.3 ppb (29) N/A 17.0 ppb (16) N/A N/A N/A 0.6 ppb (7) N/A N/A 45.0
 
Jan. 16, 2019, 7 p.m. 63.1 ppb (60) 46.5 ppb (43) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 60.0
 
Jan. 16, 2019, 6 p.m. 74.7 ppb (72) 57.6 ppb (54) N/A 17.0 ppb (16) N/A N/A N/A 0.6 ppb (7) N/A N/A 72.0
 
Jan. 16, 2019, 5 p.m. 63.1 ppb (60) 46.6 ppb (43) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 60.0
 
Jan. 16, 2019, 4 p.m. 56.0 ppb (52) 39.6 ppb (37) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 52.0
 
Jan. 16, 2019, 3 p.m. 63.9 ppb (61) 47.0 ppb (44) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 61.0
 
Jan. 16, 2019, 2 p.m. 70.5 ppb (68) 49.3 ppb (46) N/A 21.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A N/A 68.0
 
Jan. 16, 2019, 1 p.m. 34.6 ppb (32) 18.8 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A N/A 32.0
 
Jan. 16, 2019, noon 39.0 ppb (36) 23.1 ppb (21) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A N/A 36.0
 
Jan. 16, 2019, 11 a.m. 46.1 ppb (43) 28.8 ppb (27) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 43.0
 
Jan. 16, 2019, 10 a.m. 74.8 ppb (72) 50.6 ppb (47) N/A 24.0 ppb (22) N/A N/A N/A 0.7 ppb (8) N/A N/A 72.0
 
Jan. 16, 2019, 9 a.m. 36.1 ppb (33) 18.0 ppb (17) N/A 18.0 ppb (17) N/A N/A N/A 0.4 ppb (4) N/A N/A 33.0
 
Jan. 16, 2019, 8 a.m. 18.0 ppb (17) 7.8 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A N/A 17.0
 
Jan. 16, 2019, 7 a.m. 26.0 ppb (24) 8.3 ppb (8) N/A 18.0 ppb (17) N/A N/A N/A 0.3 ppb (3) N/A N/A 24.0
 
Jan. 16, 2019, 6 a.m. 26.5 ppb (25) 11.1 ppb (10) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A N/A 25.0
 
Jan. 16, 2019, 5 a.m. 41.1 ppb (38) 21.7 ppb (20) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 38.0
 
Jan. 16, 2019, 4 a.m. 50.8 ppb (47) 31.0 ppb (29) N/A 20.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A N/A 47.0
 
Jan. 16, 2019, 3 a.m. 33.7 ppb (31) 17.2 ppb (16) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 31.0
 
Jan. 16, 2019, 2 a.m. 37.9 ppb (35) 21.8 ppb (20) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 35.0
 
Jan. 16, 2019, 1 a.m. 43.0 ppb (40) 20.8 ppb (19) N/A 22.0 ppb (20) N/A N/A N/A 0.5 ppb (6) N/A N/A 40.0
 
Jan. 16, 2019, midnight 60.3 ppb (57) 37.6 ppb (35) N/A 23.0 ppb (21) N/A N/A N/A 0.6 ppb (7) N/A N/A 57.0
 
Jan. 15, 2019, 11 p.m. 46.8 ppb (43) 26.5 ppb (25) N/A 20.0 ppb (19) N/A N/A N/A 0.5 ppb (6) N/A N/A 43.0
 
Jan. 15, 2019, 10 p.m. 33.7 ppb (31) 18.1 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.4 ppb (4) N/A N/A 31.0
 
Jan. 15, 2019, 9 p.m. 35.4 ppb (33) 21.3 ppb (20) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A N/A 33.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A N/A 6.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A N/A 4.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) N/A N/A 4.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) N/A N/A 6.0
 
Jan. 15, 2019, 4 p.m. 54.4 ppb (50) 40.2 ppb (37) N/A 14.0 ppb (13) N/A N/A N/A 0.5 ppb (6) N/A N/A 50.0
 
Jan. 15, 2019, 3 p.m. 45.0 ppb (42) 30.1 ppb (28) N/A 15.0 ppb (14) N/A N/A N/A 0.4 ppb (4) N/A N/A 42.0
 
Jan. 15, 2019, 2 p.m. 38.5 ppb (36) 25.9 ppb (24) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A N/A 36.0
 
Jan. 15, 2019, 1 p.m. 29.6 ppb (27) 18.3 ppb (17) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A N/A 27.0
 
Jan. 15, 2019, noon 30.6 ppb (28) 19.4 ppb (18) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A N/A 28.0
 
Jan. 15, 2019, 11 a.m. 37.3 ppb (35) 24.9 ppb (23) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A N/A 35.0
 
Jan. 15, 2019, 10 a.m. 17.2 ppb (16) 9.7 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A N/A 16.0
 
Jan. 15, 2019, 9 a.m. 14.4 ppb (13) 8.6 ppb (8) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 15, 2019, 8 a.m. 8.6 ppb (8) 3.7 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 8.0
 
Jan. 15, 2019, 7 a.m. 8.5 ppb (8) 4.3 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 8.0
 
Jan. 15, 2019, 6 a.m. 6.9 ppb (6) 3.4 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 6.0
 
Jan. 15, 2019, 5 a.m. 12.1 ppb (11) 6.3 ppb (6) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 15, 2019, 4 a.m. 18.3 ppb (17) 9.9 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 17.0
 
Jan. 15, 2019, 3 a.m. 19.6 ppb (18) 11.4 ppb (11) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 18.0
 
Jan. 15, 2019, 2 a.m. 16.3 ppb (15) 8.3 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 15.0
 
Jan. 15, 2019, 1 a.m. 19.6 ppb (18) 10.9 ppb (10) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A N/A 18.0
 
Jan. 15, 2019, midnight 17.3 ppb (16) 9.5 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 16.0
 
Jan. 14, 2019, 11 p.m. 24.0 ppb (22) 12.8 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A N/A 22.0
 
Jan. 14, 2019, 10 p.m. 22.2 ppb (21) 10.6 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 21.0
 
Jan. 14, 2019, 9 p.m. 37.7 ppb (35) 24.5 ppb (23) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A N/A 35.0
 
Jan. 14, 2019, 8 p.m. 56.1 ppb (52) 45.6 ppb (42) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 52.0
 
Jan. 14, 2019, 7 p.m. 67.8 ppb (65) 53.8 ppb (50) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A N/A 65.0
 
Jan. 14, 2019, 6 p.m. 70.2 ppb (67) 57.6 ppb (54) N/A 13.0 ppb (12) N/A N/A N/A 0.5 ppb (6) N/A N/A 67.0
 
Jan. 14, 2019, 5 p.m. 52.3 ppb (48) 41.9 ppb (39) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A N/A 48.0
 
Jan. 14, 2019, 4 p.m. 77.0 ppb (74) 66.8 ppb (64) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A N/A 74.0
 
Jan. 14, 2019, 3 p.m. 42.4 ppb (39) 34.4 ppb (32) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 39.0
 
Jan. 14, 2019, 2 p.m. 49.5 ppb (46) 42.3 ppb (39) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 46.0
 
Jan. 14, 2019, 1 p.m. 42.2 ppb (39) 33.2 ppb (31) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A N/A 39.0
 
Jan. 14, 2019, noon 37.2 ppb (34) 28.0 ppb (26) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A N/A 34.0
 
Jan. 14, 2019, 11 a.m. 26.0 ppb (24) 18.9 ppb (18) N/A 7.0 ppb (6) N/A N/A N/A 0.4 ppb (4) N/A N/A 24.0
 
Jan. 14, 2019, 10 a.m. 28.1 ppb (26) 20.6 ppb (19) N/A 7.0 ppb (6) N/A N/A N/A 0.4 ppb (4) N/A N/A 26.0
 
Jan. 14, 2019, 9 a.m. 19.2 ppb (18) 13.3 ppb (12) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 18.0
 
Jan. 14, 2019, 8 a.m. 8.1 ppb (8) 4.4 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A N/A 8.0
 
Jan. 14, 2019, 7 a.m. 11.5 ppb (11) 6.5 ppb (6) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A N/A 11.0
 
Jan. 14, 2019, 6 a.m. 10.7 ppb (10) 6.2 ppb (6) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 14, 2019, 5 a.m. 24.9 ppb (23) 14.7 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A N/A 23.0
 
Jan. 14, 2019, 4 a.m. 44.6 ppb (41) 29.8 ppb (28) N/A 15.0 ppb (14) N/A N/A N/A 0.8 ppb (9) N/A N/A 41.0
 
Jan. 14, 2019, 3 a.m. 43.9 ppb (41) 30.8 ppb (29) N/A 13.0 ppb (12) N/A N/A N/A 0.7 ppb (8) N/A N/A 41.0
 
Jan. 14, 2019, 2 a.m. 34.0 ppb (31) 23.5 ppb (22) N/A 11.0 ppb (10) N/A N/A N/A 0.7 ppb (8) N/A N/A 31.0
 
Jan. 14, 2019, 1 a.m. 42.3 ppb (39) 29.7 ppb (28) N/A 13.0 ppb (12) N/A N/A N/A 0.8 ppb (9) N/A N/A 39.0
 
Jan. 14, 2019, midnight 58.2 ppb (54) 41.7 ppb (39) N/A 16.0 ppb (15) N/A N/A N/A 0.8 ppb (9) N/A N/A 54.0
 
Jan. 13, 2019, 11 p.m. 39.2 ppb (36) 21.7 ppb (20) N/A 18.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A N/A 36.0
 
Jan. 13, 2019, 10 p.m. 46.2 ppb (43) 27.5 ppb (25) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (9) N/A N/A 43.0
 
Jan. 13, 2019, 9 p.m. 35.4 ppb (33) 21.9 ppb (20) N/A 13.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A N/A 33.0
 
Jan. 13, 2019, 8 p.m. 23.0 ppb (21) 12.9 ppb (12) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A N/A 21.0
 
Jan. 13, 2019, 7 p.m. 18.1 ppb (17) 9.2 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.4 ppb (4) N/A N/A 17.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Jan. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A N/A 8.0
 
Jan. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
Jan. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) N/A N/A 9.0
 
Jan. 13, 2019, 1 p.m. 32.6 ppb (30) 19.6 ppb (18) N/A 13.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A N/A 30.0
 
Jan. 13, 2019, noon 24.4 ppb (23) 13.1 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 23.0
 
Jan. 13, 2019, 11 a.m. 21.5 ppb (20) 11.5 ppb (11) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A N/A 20.0
 
Jan. 13, 2019, 10 a.m. 14.6 ppb (14) 6.8 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.4 ppb (4) N/A N/A 14.0
 
Jan. 13, 2019, 9 a.m. 13.2 ppb (12) 5.3 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A N/A 12.0
 
Jan. 13, 2019, 8 a.m. 16.5 ppb (15) 7.9 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A N/A 15.0
 
Jan. 13, 2019, 7 a.m. 17.9 ppb (17) 8.6 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A N/A 17.0
 
Jan. 13, 2019, 6 a.m. 16.6 ppb (15) 7.7 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A N/A 15.0
 
Jan. 13, 2019, 5 a.m. 29.0 ppb (27) 17.1 ppb (16) N/A 12.0 ppb (11) N/A N/A N/A N/A N/A N/A 27.0
 
Jan. 13, 2019, 4 a.m. 23.4 ppb (22) 13.6 ppb (13) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A N/A 22.0
 
Jan. 13, 2019, 3 a.m. 24.0 ppb (22) 15.2 ppb (14) N/A 9.0 ppb (8) N/A N/A N/A 0.5 ppb (6) N/A N/A 22.0
 
Jan. 13, 2019, 2 a.m. 26.1 ppb (24) 15.9 ppb (15) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A N/A 24.0
 
Jan. 13, 2019, 1 a.m. 25.3 ppb (23) 15.2 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A N/A 23.0
 
Jan. 13, 2019, midnight 26.8 ppb (25) 15.0 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A N/A 25.0
 
Jan. 12, 2019, 11 p.m. 28.5 ppb (26) 16.2 ppb (15) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A N/A 26.0
 
Jan. 12, 2019, 10 p.m. 33.3 ppb (31) 20.0 ppb (19) N/A 13.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A N/A 31.0
 
Jan. 12, 2019, 9 p.m. 41.0 ppb (38) 26.1 ppb (24) N/A 15.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A N/A 38.0
 
Jan. 12, 2019, 8 p.m. 38.3 ppb (35) 24.7 ppb (23) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A N/A 35.0
 
Jan. 12, 2019, 7 p.m. 55.0 ppb (51) 41.0 ppb (38) N/A 14.0 ppb (13) N/A N/A N/A 0.7 ppb (8) N/A N/A 51.0
 
Jan. 12, 2019, 6 p.m. 50.6 ppb (47) 35.3 ppb (33) N/A 15.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A N/A 47.0
 
Jan. 12, 2019, 5 p.m. 59.5 ppb (56) 42.1 ppb (39) N/A 17.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A N/A 56.0
 
Jan. 12, 2019, 4 p.m. 43.3 ppb (40) 27.6 ppb (26) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 40.0
 
Jan. 12, 2019, 3 p.m. 53.7 ppb (50) 37.7 ppb (35) N/A 16.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A N/A 50.0
 
Jan. 12, 2019, 2 p.m. 52.0 ppb (48) 34.5 ppb (32) N/A 17.0 ppb (16) N/A N/A N/A 0.5 ppb (6) N/A N/A 48.0
 
Jan. 12, 2019, 1 p.m. 51.6 ppb (48) 35.6 ppb (33) N/A 16.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A N/A 48.0
 
Jan. 12, 2019, noon 40.8 ppb (38) 26.5 ppb (25) N/A 14.0 ppb (13) N/A N/A N/A 0.5 ppb (6) N/A N/A 38.0
 
Jan. 12, 2019, 11 a.m. 32.7 ppb (30) 20.6 ppb (19) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 30.0
 
Jan. 12, 2019, 10 a.m. 23.2 ppb (21) 12.5 ppb (12) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A N/A 21.0
 
Jan. 12, 2019, 9 a.m. 16.6 ppb (15) 8.6 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.3 ppb (3) N/A N/A 15.0
 
Jan. 12, 2019, 8 a.m. 28.2 ppb (26) 16.2 ppb (15) N/A 12.0 ppb (11) N/A N/A N/A 0.7 ppb (8) N/A N/A 26.0
 
Jan. 12, 2019, 7 a.m. 27.8 ppb (26) 14.4 ppb (13) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A N/A 26.0
 
Jan. 12, 2019, 6 a.m. 31.5 ppb (29) 16.4 ppb (15) N/A 15.0 ppb (14) N/A N/A N/A N/A N/A N/A 29.0
 
Jan. 12, 2019, 5 a.m. 41.1 ppb (38) 22.5 ppb (21) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 38.0
 
Jan. 12, 2019, 4 a.m. 58.1 ppb (54) 34.5 ppb (32) N/A 23.0 ppb (21) N/A N/A N/A 0.9 ppb (10) N/A N/A 54.0
 
Jan. 12, 2019, 3 a.m. 63.2 ppb (60) 37.3 ppb (35) N/A 26.0 ppb (24) N/A N/A N/A 0.9 ppb (10) N/A N/A 60.0
 
Jan. 12, 2019, 2 a.m. 65.1 ppb (62) 36.0 ppb (33) N/A 29.0 ppb (27) N/A N/A N/A 1.0 ppb (11) N/A N/A 62.0
 
Jan. 12, 2019, 1 a.m. 75.1 ppb (72) 41.3 ppb (38) N/A 34.0 ppb (31) N/A N/A N/A 1.1 ppb (12) N/A N/A 72.0
 
Jan. 12, 2019, midnight 51.8 ppb (48) 24.5 ppb (23) N/A 27.0 ppb (25) N/A N/A N/A 0.7 ppb (8) N/A N/A 48.0
 
Jan. 11, 2019, 11 p.m. 63.8 ppb (60) 35.2 ppb (33) N/A 29.0 ppb (27) N/A N/A N/A 0.7 ppb (8) N/A N/A 60.0
 
Jan. 11, 2019, 10 p.m. 68.7 ppb (66) 38.9 ppb (36) N/A 30.0 ppb (28) N/A N/A N/A 0.7 ppb (8) N/A N/A 66.0
 
Jan. 11, 2019, 9 p.m. 60.2 ppb (57) 34.2 ppb (32) N/A 26.0 ppb (24) N/A N/A N/A 0.6 ppb (7) N/A N/A 57.0
 
Jan. 11, 2019, 8 p.m. 57.5 ppb (54) 35.6 ppb (33) N/A 22.0 ppb (20) N/A N/A N/A 0.6 ppb (7) N/A N/A 54.0
 
Jan. 11, 2019, 7 p.m. 42.5 ppb (39) 24.8 ppb (23) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A N/A 39.0
 
Jan. 11, 2019, 6 p.m. 63.4 ppb (60) 42.6 ppb (39) N/A 21.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A N/A 60.0
 
Jan. 11, 2019, 5 p.m. 81.7 ppb (79) 60.6 ppb (57) N/A 21.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A N/A 79.0
 
Jan. 11, 2019, 4 p.m. 96.9 ppb (96) 71.2 ppb (68) N/A 26.0 ppb (24) N/A N/A N/A 0.7 ppb (8) N/A N/A 96.0
 
Jan. 11, 2019, 3 p.m. 108.8 ppb (102) 82.4 ppb (80) N/A 26.0 ppb (24) N/A N/A N/A 0.7 ppb (8) N/A N/A 102.0
 
Jan. 11, 2019, 2 p.m. 113.6 ppb (102) 87.8 ppb (86) N/A 26.0 ppb (24) N/A N/A N/A 0.9 ppb (10) N/A N/A 102.0
 
Jan. 11, 2019, 1 p.m. 117.3 ppb (103) 87.9 ppb (86) N/A 29.0 ppb (27) N/A N/A N/A 1.0 ppb (11) N/A N/A 103.0
 
Jan. 11, 2019, noon 107.2 ppb (101) 78.6 ppb (76) N/A 28.0 ppb (26) N/A N/A N/A 0.9 ppb (10) N/A N/A 101.0
 
Jan. 11, 2019, 11 a.m. 67.5 ppb (64) 41.1 ppb (38) N/A 26.0 ppb (24) N/A N/A N/A 0.7 ppb (8) N/A N/A 64.0
 
Jan. 11, 2019, 10 a.m. 41.0 ppb (38) 20.1 ppb (19) N/A 21.0 ppb (19) N/A N/A N/A 0.4 ppb (4) N/A N/A 38.0
 
Jan. 11, 2019, 9 a.m. 33.4 ppb (31) 10.8 ppb (10) N/A 23.0 ppb (21) N/A N/A N/A 0.3 ppb (3) N/A N/A 31.0
 
Jan. 11, 2019, 8 a.m. 26.2 ppb (24) 7.8 ppb (7) N/A 18.0 ppb (17) N/A N/A N/A 0.3 ppb (3) N/A N/A 24.0
 
Jan. 11, 2019, 7 a.m. 31.7 ppb (29) 8.1 ppb (8) N/A 24.0 ppb (22) N/A N/A N/A 0.3 ppb (3) N/A N/A 29.0
 
Jan. 11, 2019, 6 a.m. 32.3 ppb (30) 9.7 ppb (9) N/A 23.0 ppb (21) N/A N/A N/A N/A N/A N/A 30.0
 
Jan. 11, 2019, 5 a.m. 21.1 ppb (20) 5.6 ppb (5) N/A 16.0 ppb (15) N/A N/A N/A N/A N/A N/A 20.0
 
Jan. 11, 2019, 4 a.m. 21.5 ppb (20) 8.7 ppb (8) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A N/A 20.0
 
Jan. 11, 2019, 3 a.m. 34.2 ppb (32) 16.7 ppb (15) N/A 18.0 ppb (17) N/A N/A N/A 0.5 ppb (6) N/A N/A 32.0
 
Jan. 11, 2019, 2 a.m. 24.5 ppb (23) 10.3 ppb (10) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A N/A 23.0
 
Jan. 11, 2019, 1 a.m. 31.3 ppb (29) 17.0 ppb (16) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A N/A 29.0
 
Jan. 11, 2019, midnight 22.9 ppb (21) 10.1 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.3 ppb (3) N/A N/A 21.0
 
Jan. 10, 2019, 11 p.m. 27.2 ppb (25) 14.1 ppb (13) N/A 13.0 ppb (12) N/A N/A N/A 0.4 ppb (4) N/A N/A 25.0
 
Jan. 10, 2019, 10 p.m. 25.7 ppb (24) 13.6 ppb (13) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A N/A 24.0
 
Jan. 10, 2019, 9 p.m. 25.5 ppb (24) 14.4 ppb (13) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A N/A 24.0
 
Jan. 10, 2019, 8 p.m. 45.5 ppb (42) 31.8 ppb (29) N/A 14.0 ppb (13) N/A N/A N/A 0.4 ppb (4) N/A N/A 42.0
 
Jan. 10, 2019, 7 p.m. 52.5 ppb (49) 35.9 ppb (33) N/A 17.0 ppb (16) N/A N/A N/A 0.4 ppb (4) N/A N/A 49.0
 
Jan. 10, 2019, 6 p.m. 48.6 ppb (45) 37.4 ppb (35) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A N/A 45.0
 
Jan. 10, 2019, 5 p.m. 47.8 ppb (44) 35.8 ppb (33) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 44.0
 
Jan. 10, 2019, 4 p.m. 56.6 ppb (53) 44.8 ppb (41) N/A 12.0 ppb (11) N/A N/A N/A 0.4 ppb (4) N/A N/A 53.0
 
Jan. 10, 2019, 3 p.m. 43.7 ppb (40) 32.2 ppb (30) N/A 12.0 ppb (11) N/A N/A N/A 0.3 ppb (3) N/A N/A 40.0
 
Jan. 10, 2019, 2 p.m. 30.1 ppb (28) 20.0 ppb (19) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 28.0
 
Jan. 10, 2019, 1 p.m. 26.9 ppb (25) 17.3 ppb (16) N/A 10.0 ppb (9) N/A N/A N/A 0.3 ppb (3) N/A N/A 25.0
 
Jan. 10, 2019, noon 29.0 ppb (27) 18.6 ppb (17) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 27.0
 
Jan. 10, 2019, 11 a.m. 22.9 ppb (21) 13.6 ppb (13) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A N/A 21.0
 
Jan. 10, 2019, 10 a.m. 17.0 ppb (16) 9.5 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.2 ppb (2) N/A N/A 16.0
 
Jan. 10, 2019, 9 a.m. 9.0 ppb (8) 4.6 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A N/A 8.0
 
Jan. 10, 2019, 8 a.m. 6.9 ppb (6) 3.6 ppb (3) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 6.0
 
Jan. 10, 2019, 7 a.m. 4.3 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A N/A 4.0
 
Jan. 10, 2019, 6 a.m. 6.4 ppb (6) 3.2 ppb (3) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 6.0
 
Jan. 10, 2019, 5 a.m. 6.8 ppb (6) 2.8 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 6.0
 
Jan. 10, 2019, 4 a.m. 13.2 ppb (12) 6.7 ppb (6) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 12.0
 
Jan. 10, 2019, 3 a.m. 12.1 ppb (11) 5.1 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A N/A 11.0
 
Jan. 10, 2019, 2 a.m. 19.7 ppb (18) 9.3 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 18.0
 
Jan. 10, 2019, 1 a.m. 17.5 ppb (16) 8.8 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A N/A 16.0
 
Jan. 10, 2019, midnight 25.5 ppb (24) 14.3 ppb (13) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A N/A 24.0