AQSQID: 401431127

Site Name: Tulsa

Location: Tulsa (N Peoria Ave), OK

Reporting: True, Located: True

Current AQI: 29.0

Tulsa (N Peoria Ave) OK, US: 36.206699, -95.976402

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2020, 10 a.m. 3.9 ppb (4) 0.0 ppb (0) 3.9 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) N/A 0.16 ppb (2) 9.0 μg/m3 (8) 6.9 μg/m3 (29) 29.0
 
Jan. 22, 2020, 9 a.m. 4.2 ppb (4) -0.1 ppb (0) 4.7 ppb (4) 4.0 ppb (4) 4.6 ppb (4) 0.0 ppb (0) N/A 0.16 ppb (2) 9.0 μg/m3 (8) 7.4 μg/m3 (31) 31.0
 
Jan. 22, 2020, 8 a.m. 3.9 ppb (4) -0.1 ppb (0) 4.3 ppb (4) 4.0 ppb (4) 4.3 ppb (4) 0.0 ppb (0) N/A 0.16 ppb (2) 13.0 μg/m3 (12) 9.6 μg/m3 (40) 40.0
 
Jan. 22, 2020, 7 a.m. 3.3 ppb (3) -0.1 ppb (0) 3.8 ppb (4) 3.0 ppb (3) 3.7 ppb (3) 0.0 ppb (0) N/A 0.16 ppb (2) 15.0 μg/m3 (14) 10.3 μg/m3 (43) 43.0
 
Jan. 22, 2020, 6 a.m. 4.0 ppb (4) -0.1 ppb (0) 4.4 ppb (4) 4.0 ppb (4) 4.4 ppb (4) 0.0 ppb (0) N/A 0.17 ppb (2) 18.0 μg/m3 (16) 11.5 μg/m3 (48) 48.0
 
Jan. 22, 2020, 5 a.m. 4.7 ppb (4) -0.1 ppb (0) 5.4 ppb (5) 5.0 ppb (5) 5.3 ppb (5) 0.0 ppb (0) N/A 0.18 ppb (2) 19.0 μg/m3 (17) 12.4 μg/m3 (51) 51.0
 
Jan. 22, 2020, 4 a.m. 5.7 ppb (5) 0.0 ppb (0) 6.3 ppb (6) 6.0 ppb (6) 6.1 ppb (6) 0.0 ppb (0) N/A 0.19 ppb (2) 18.0 μg/m3 (16) 11.9 μg/m3 (50) 50.0
 
Jan. 22, 2020, 3 a.m. 5.2 ppb (5) 0.0 ppb (0) 5.8 ppb (5) 5.0 ppb (5) 5.7 ppb (5) 0.0 ppb (0) N/A 0.19 ppb (2) 16.0 μg/m3 (15) 10.2 μg/m3 (42) 42.0
 
Jan. 22, 2020, 2 a.m. 6.1 ppb (6) 0.0 ppb (0) 6.5 ppb (6) 6.0 ppb (6) 6.2 ppb (6) 0.0 ppb (0) N/A 0.18 ppb (2) 16.0 μg/m3 (15) 9.6 μg/m3 (40) 40.0
 
Jan. 22, 2020, 1 a.m. 7.6 ppb (7) 0.1 ppb (0) 8.2 ppb (8) 8.0 ppb (7) 7.7 ppb (7) 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Jan. 22, 2020, midnight 8.9 ppb (8) 0.4 ppb (0) 9.2 ppb (9) 8.0 ppb (7) 8.5 ppb (8) 0.0 ppb (0) N/A 0.23 ppb (3) 18.0 μg/m3 (16) 10.2 μg/m3 (42) 42.0
 
Jan. 21, 2020, 11 p.m. 10.1 ppb (9) 0.8 ppb (1) 10.4 ppb (10) 9.0 ppb (8) 9.3 ppb (9) 0.0 ppb (0) -4.0 ppb (0) 0.24 ppb (3) 18.0 μg/m3 (16) 9.9 μg/m3 (41) 41.0
 
Jan. 21, 2020, 10 p.m. 8.9 ppb (8) 1.0 ppb (1) 9.9 ppb (9) 8.0 ppb (7) 8.1 ppb (8) 0.0 ppb (0) -4.0 ppb (0) 0.25 ppb (3) 17.0 μg/m3 (15) 9.4 μg/m3 (39) 39.0
 
Jan. 21, 2020, 9 p.m. 7.1 ppb (7) 0.9 ppb (1) 7.5 ppb (7) 6.0 ppb (6) 5.8 ppb (5) 0.0 ppb (0) -4.0 ppb (0) 0.2 ppb (2) 18.0 μg/m3 (16) 9.1 μg/m3 (38) 38.0
 
Jan. 21, 2020, 8 p.m. 7.6 ppb (7) 1.3 ppb (1) 8.3 ppb (8) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) -4.0 ppb (0) 0.2 ppb (2) 16.0 μg/m3 (15) 9.2 μg/m3 (38) 38.0
 
Jan. 21, 2020, 7 p.m. 8.1 ppb (8) 1.6 ppb (1) 8.6 ppb (8) 6.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) -4.0 ppb (0) 0.19 ppb (2) 16.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
Jan. 21, 2020, 6 p.m. 9.5 ppb (9) 2.5 ppb (2) 10.0 ppb (9) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) -4.0 ppb (0) 0.21 ppb (2) 18.0 μg/m3 (16) 10.1 μg/m3 (42) 42.0
 
Jan. 21, 2020, 5 p.m. 12.4 ppb (11) 3.8 ppb (4) 12.6 ppb (12) 9.0 ppb (8) 7.5 ppb (7) 0.0 ppb (0) -4.0 ppb (0) 0.22 ppb (2) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Jan. 21, 2020, 4 p.m. 20.2 ppb (19) 7.7 ppb (7) 20.8 ppb (19) 13.0 ppb (12) 11.5 ppb (11) 0.0 ppb (0) -4.0 ppb (0) 0.24 ppb (3) 29.0 μg/m3 (26) 13.4 μg/m3 (53) 53.0
 
Jan. 21, 2020, 3 p.m. 24.5 ppb (23) 11.8 ppb (11) 29.4 ppb (27) 13.0 ppb (12) 15.3 ppb (14) 0.0 ppb (0) -4.0 ppb (0) 0.22 ppb (2) 29.0 μg/m3 (26) 13.6 μg/m3 (53) 53.0
 
Jan. 21, 2020, 2 p.m. 14.9 ppb (14) 4.2 ppb (4) 16.0 ppb (15) 11.0 ppb (10) 10.8 ppb (10) 0.0 ppb (0) -4.0 ppb (0) 0.24 ppb (3) 20.0 μg/m3 (18) 12.1 μg/m3 (50) 50.0
 
Jan. 21, 2020, 1 p.m. 15.9 ppb (15) 4.6 ppb (4) 22.0 ppb (20) 11.0 ppb (10) 9.1 ppb (8) 0.0 ppb (0) -4.0 ppb (0) 0.23 ppb (3) 21.0 μg/m3 (19) 11.9 μg/m3 (50) 50.0
 
Jan. 21, 2020, noon 11.2 ppb (10) 2.3 ppb (2) 11.9 ppb (11) 9.0 ppb (8) 9.3 ppb (9) 0.0 ppb (0) -4.0 ppb (0) 0.24 ppb (3) N/A 10.6 μg/m3 (44) 44.0
 
Jan. 21, 2020, 11 a.m. 8.7 ppb (8) 1.1 ppb (1) 9.0 ppb (8) 8.0 ppb (7) 7.6 ppb (7) 0.0 ppb (0) -4.0 ppb (0) 0.2 ppb (2) N/A 9.8 μg/m3 (41) 41.0
 
Jan. 21, 2020, 10 a.m. 4.6 ppb (4) 0.1 ppb (0) 5.6 ppb (5) 5.0 ppb (5) 5.2 ppb (5) 0.0 ppb (0) N/A 0.17 ppb (2) 17.0 μg/m3 (15) 9.6 μg/m3 (40) 40.0
 
Jan. 21, 2020, 9 a.m. 3.9 ppb (4) 0.0 ppb (0) 4.8 ppb (4) 4.0 ppb (4) 4.6 ppb (4) 0.0 ppb (0) N/A 0.17 ppb (2) 17.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
Jan. 21, 2020, 8 a.m. 5.1 ppb (5) 0.2 ppb (0) 6.0 ppb (6) 5.0 ppb (5) 5.4 ppb (5) 0.0 ppb (0) N/A 0.17 ppb (2) 17.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
Jan. 21, 2020, 7 a.m. 4.9 ppb (5) 0.3 ppb (0) 6.1 ppb (6) 5.0 ppb (5) 5.3 ppb (5) 0.0 ppb (0) N/A 0.18 ppb (2) 16.0 μg/m3 (15) 9.6 μg/m3 (40) 40.0
 
Jan. 21, 2020, 6 a.m. 5.1 ppb (5) 0.2 ppb (0) 6.0 ppb (6) 5.0 ppb (5) 5.4 ppb (5) 0.0 ppb (0) N/A 0.18 ppb (2) 16.0 μg/m3 (15) 10.1 μg/m3 (42) 42.0
 
Jan. 21, 2020, 5 a.m. 6.1 ppb (6) 0.7 ppb (1) 6.6 ppb (6) 5.0 ppb (5) 5.4 ppb (5) 0.0 ppb (0) N/A 0.19 ppb (2) 18.0 μg/m3 (16) 10.3 μg/m3 (43) 43.0
 
Jan. 21, 2020, 4 a.m. 7.0 ppb (6) 0.7 ppb (1) 7.4 ppb (7) 6.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) N/A 0.19 ppb (2) 18.0 μg/m3 (16) 9.3 μg/m3 (39) 39.0
 
Jan. 21, 2020, 3 a.m. 5.8 ppb (5) 0.4 ppb (0) 6.3 ppb (6) 5.0 ppb (5) 5.5 ppb (5) 0.0 ppb (0) N/A 0.17 ppb (2) 16.0 μg/m3 (15) 7.7 μg/m3 (32) 32.0
 
Jan. 21, 2020, 2 a.m. 5.0 ppb (5) 0.4 ppb (0) 5.7 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) N/A 0.19 ppb (2) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Jan. 21, 2020, 1 a.m. 6.5 ppb (6) 1.0 ppb (1) 6.3 ppb (6) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) N/A 0.18 ppb (2) 14.0 μg/m3 (13) 6.3 μg/m3 (26) 26.0
 
Jan. 21, 2020, midnight 13.2 ppb (12) 2.5 ppb (2) 11.7 ppb (11) 11.0 ppb (10) 8.3 ppb (8) 0.0 ppb (0) N/A 0.24 ppb (3) 13.0 μg/m3 (12) 6.2 μg/m3 (26) 26.0
 
Jan. 20, 2020, 11 p.m. 13.3 ppb (12) 3.1 ppb (3) 11.8 ppb (11) 10.0 ppb (9) 7.6 ppb (7) 0.0 ppb (0) -3.0 ppb (0) 0.23 ppb (3) 11.0 μg/m3 (10) 5.8 μg/m3 (24) 24.0
 
Jan. 20, 2020, 10 p.m. 6.9 ppb (6) 1.1 ppb (1) 7.6 ppb (7) 6.0 ppb (6) 5.2 ppb (5) 0.0 ppb (0) -3.0 ppb (0) 0.19 ppb (2) 12.0 μg/m3 (11) 6.1 μg/m3 (25) 25.0
 
Jan. 20, 2020, 9 p.m. 4.8 ppb (4) 0.6 ppb (1) 5.5 ppb (5) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) -2.0 ppb (0) 0.16 ppb (2) 12.0 μg/m3 (11) 6.5 μg/m3 (27) 27.0
 
Jan. 20, 2020, 8 p.m. 7.5 ppb (7) 1.5 ppb (1) 8.7 ppb (8) 6.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) -2.0 ppb (0) 0.18 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2020, 7 p.m. 6.7 ppb (6) 1.3 ppb (1) 7.9 ppb (7) 5.0 ppb (5) 5.3 ppb (5) 0.0 ppb (0) -2.0 ppb (0) 0.17 ppb (2) N/A 7.3 μg/m3 (30) 30.0
 
Jan. 20, 2020, 6 p.m. 7.3 ppb (7) 1.6 ppb (1) 8.5 ppb (8) 6.0 ppb (6) 5.5 ppb (5) 0.0 ppb (0) -2.0 ppb (0) 0.17 ppb (2) N/A 7.7 μg/m3 (32) 32.0
 
Jan. 20, 2020, 5 p.m. 9.0 ppb (8) 2.4 ppb (2) 9.5 ppb (9) 7.0 ppb (6) 5.7 ppb (5) 1.0 ppb (1) -2.0 ppb (0) 0.17 ppb (2) 14.0 μg/m3 (13) 7.6 μg/m3 (32) 32.0
 
Jan. 20, 2020, 4 p.m. 9.5 ppb (9) 2.6 ppb (2) 11.1 ppb (10) 7.0 ppb (6) 6.8 ppb (6) 2.0 ppb (3) -2.0 ppb (0) 0.18 ppb (2) 14.0 μg/m3 (13) 7.3 μg/m3 (30) 30.0
 
Jan. 20, 2020, 3 p.m. 8.2 ppb (8) 2.0 ppb (2) 8.9 ppb (8) 6.0 ppb (6) 5.8 ppb (5) 0.0 ppb (0) -3.0 ppb (0) 0.18 ppb (2) 14.0 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
Jan. 20, 2020, 2 p.m. 13.9 ppb (13) 3.0 ppb (3) 14.4 ppb (13) 11.0 ppb (10) 10.4 ppb (10) 0.0 ppb (0) -3.0 ppb (0) 0.21 ppb (2) 13.0 μg/m3 (12) 6.4 μg/m3 (27) 27.0
 
Jan. 20, 2020, 1 p.m. 11.7 ppb (11) 1.6 ppb (1) 12.1 ppb (11) 10.0 ppb (9) 10.2 ppb (9) 0.0 ppb (0) -3.0 ppb (0) 0.21 ppb (2) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 20, 2020, noon 11.5 ppb (11) 2.3 ppb (2) 11.9 ppb (11) 9.0 ppb (8) 9.6 ppb (9) 0.0 ppb (0) -3.0 ppb (0) 0.21 ppb (2) 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
Jan. 20, 2020, 11 a.m. 6.6 ppb (6) 0.6 ppb (1) 7.4 ppb (7) 6.0 ppb (6) 6.4 ppb (6) 0.0 ppb (0) -2.0 ppb (0) 0.18 ppb (2) 11.0 μg/m3 (10) 5.5 μg/m3 (23) 23.0
 
Jan. 20, 2020, 10 a.m. 3.6 ppb (3) -0.1 ppb (0) 4.2 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) -2.0 ppb (0) 0.16 ppb (2) 11.0 μg/m3 (10) 5.2 μg/m3 (22) 22.0
 
Jan. 20, 2020, 9 a.m. 2.7 ppb (3) -0.1 ppb (0) 3.4 ppb (3) 3.0 ppb (3) 3.3 ppb (3) 0.0 ppb (0) -2.0 ppb (0) 0.15 ppb (2) 10.0 μg/m3 (9) 5.3 μg/m3 (22) 22.0
 
Jan. 20, 2020, 8 a.m. 2.9 ppb (3) -0.1 ppb (0) 3.5 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) -2.0 ppb (0) 0.15 ppb (2) 10.0 μg/m3 (9) 5.7 μg/m3 (24) 24.0
 
Jan. 20, 2020, 7 a.m. 2.8 ppb (3) 0.0 ppb (0) 3.3 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) -2.0 ppb (0) 0.15 ppb (2) 9.0 μg/m3 (8) 5.3 μg/m3 (22) 22.0
 
Jan. 20, 2020, 6 a.m. 3.2 ppb (3) 0.0 ppb (0) 3.6 ppb (3) 3.0 ppb (3) 3.3 ppb (3) 0.0 ppb (0) -2.0 ppb (0) 0.16 ppb (2) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2020, 5 a.m. 4.8 ppb (4) 0.2 ppb (0) 5.0 ppb (5) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) -3.0 ppb (0) 0.17 ppb (2) 9.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
Jan. 20, 2020, 4 a.m. 6.0 ppb (6) 0.5 ppb (0) 5.9 ppb (5) 5.0 ppb (5) 4.8 ppb (4) 0.0 ppb (0) -4.0 ppb (0) 0.19 ppb (2) 8.0 μg/m3 (7) 4.6 μg/m3 (19) 19.0
 
Jan. 20, 2020, 3 a.m. 7.3 ppb (7) 0.6 ppb (1) 7.2 ppb (7) 7.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) N/A 0.19 ppb (2) 9.0 μg/m3 (8) 4.9 μg/m3 (20) 20.0
 
Jan. 20, 2020, 2 a.m. 7.6 ppb (7) 0.2 ppb (0) 7.6 ppb (7) 7.0 ppb (6) 6.9 ppb (6) 0.0 ppb (0) N/A 0.19 ppb (2) 11.0 μg/m3 (10) 5.1 μg/m3 (21) 21.0
 
Jan. 20, 2020, 1 a.m. 11.3 ppb (10) 0.9 ppb (1) 12.9 ppb (12) 10.0 ppb (9) 10.6 ppb (10) 0.0 ppb (0) N/A 0.29 ppb (3) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2020, midnight 7.7 ppb (7) 0.9 ppb (1) 7.5 ppb (7) 7.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) N/A 0.19 ppb (2) 10.0 μg/m3 (9) 4.4 μg/m3 (18) 18.0
 
Jan. 19, 2020, 11 p.m. 5.3 ppb (5) 0.8 ppb (1) 5.3 ppb (5) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) N/A 0.18 ppb (2) 8.0 μg/m3 (7) 3.5 μg/m3 (15) 15.0
 
Jan. 19, 2020, 10 p.m. 3.6 ppb (3) 0.5 ppb (0) 3.8 ppb (4) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) N/A 0.17 ppb (2) 7.0 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
Jan. 19, 2020, 9 p.m. 4.2 ppb (4) 0.8 ppb (1) 4.3 ppb (4) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) N/A 0.17 ppb (2) 6.0 μg/m3 (5) 3.3 μg/m3 (14) 14.0
 
Jan. 19, 2020, 8 p.m. 3.3 ppb (3) 0.5 ppb (0) 3.6 ppb (3) 3.0 ppb (3) 2.1 ppb (2) 0.0 ppb (0) N/A 0.16 ppb (2) 6.0 μg/m3 (5) 3.4 μg/m3 (14) 14.0
 
Jan. 19, 2020, 7 p.m. 3.8 ppb (4) 0.7 ppb (1) 4.2 ppb (4) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) N/A 0.16 ppb (2) 8.0 μg/m3 (7) 3.9 μg/m3 (16) 16.0
 
Jan. 19, 2020, 6 p.m. 3.4 ppb (3) 0.6 ppb (1) 4.1 ppb (4) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) N/A 0.15 ppb (2) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 19, 2020, 5 p.m. 3.7 ppb (3) 0.8 ppb (1) 4.2 ppb (4) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) N/A 0.15 ppb (2) 7.0 μg/m3 (6) 3.8 μg/m3 (16) 16.0
 
Jan. 19, 2020, 4 p.m. 3.5 ppb (3) 0.8 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) N/A 0.15 ppb (2) 5.0 μg/m3 (5) 3.4 μg/m3 (14) 14.0
 
Jan. 19, 2020, 3 p.m. 3.3 ppb (3) 0.5 ppb (0) 3.3 ppb (3) 3.0 ppb (3) 2.1 ppb (2) 0.0 ppb (0) N/A 0.16 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Jan. 19, 2020, 2 p.m. 4.3 ppb (4) 0.4 ppb (0) 4.1 ppb (4) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) -4.0 ppb (0) 0.17 ppb (2) 7.0 μg/m3 (6) 3.4 μg/m3 (14) 14.0
 
Jan. 19, 2020, 1 p.m. 26.3 ppb (24) 7.4 ppb (7) 24.2 ppb (22) 19.0 ppb (18) 19.2 ppb (18) 0.0 ppb (0) -4.0 ppb (0) 0.35 ppb (4) 9.0 μg/m3 (8) 4.7 μg/m3 (20) 24.0
 
Jan. 19, 2020, noon 13.8 ppb (13) 0.6 ppb (1) 18.6 ppb (17) 13.0 ppb (12) 14.9 ppb (14) 0.0 ppb (0) -3.0 ppb (0) 0.27 ppb (3) 8.0 μg/m3 (7) 4.4 μg/m3 (18) 18.0
 
Jan. 19, 2020, 11 a.m. 12.0 ppb (11) 0.0 ppb (0) 12.2 ppb (11) 12.0 ppb (11) 11.8 ppb (11) 0.0 ppb (0) -3.0 ppb (0) 0.23 ppb (3) 7.0 μg/m3 (6) 4.1 μg/m3 (17) 17.0
 
Jan. 19, 2020, 10 a.m. 13.5 ppb (12) 0.1 ppb (0) 13.6 ppb (13) 13.0 ppb (12) 13.1 ppb (12) 0.0 ppb (0) -3.0 ppb (0) 0.24 ppb (3) 7.0 μg/m3 (6) 4.5 μg/m3 (19) 19.0
 
Jan. 19, 2020, 9 a.m. 25.5 ppb (24) 5.4 ppb (5) 20.8 ppb (19) 20.0 ppb (19) 18.8 ppb (17) 0.0 ppb (0) -3.0 ppb (0) 0.32 ppb (4) 9.0 μg/m3 (8) 5.3 μg/m3 (22) 24.0
 
Jan. 19, 2020, 8 a.m. 46.4 ppb (43) 22.4 ppb (21) 41.9 ppb (39) 24.0 ppb (22) 27.2 ppb (25) 0.0 ppb (0) -3.0 ppb (0) 0.53 ppb (6) 10.0 μg/m3 (9) 6.3 μg/m3 (26) 43.0
 
Jan. 19, 2020, 7 a.m. 43.7 ppb (40) 20.5 ppb (19) 44.1 ppb (41) 23.0 ppb (21) 25.7 ppb (24) 0.0 ppb (0) -3.0 ppb (0) 0.56 ppb (6) 14.0 μg/m3 (13) 8.1 μg/m3 (34) 41.0
 
Jan. 19, 2020, 6 a.m. 27.3 ppb (25) 5.1 ppb (5) 31.0 ppb (29) 22.0 ppb (20) 24.2 ppb (22) 0.0 ppb (0) -3.0 ppb (0) 0.4 ppb (4) 10.0 μg/m3 (9) 5.1 μg/m3 (21) 29.0
 
Jan. 19, 2020, 5 a.m. 19.3 ppb (18) 1.6 ppb (1) 22.1 ppb (20) 18.0 ppb (17) 20.3 ppb (19) 0.0 ppb (0) -2.0 ppb (0) 0.31 ppb (3) 8.0 μg/m3 (7) 3.6 μg/m3 (15) 20.0
 
Jan. 19, 2020, 4 a.m. 8.7 ppb (8) -0.1 ppb (0) 7.2 ppb (7) 9.0 ppb (8) 7.1 ppb (7) 0.0 ppb (0) 0.0 ppb (0) 0.24 ppb (3) 6.0 μg/m3 (5) 3.3 μg/m3 (14) 14.0
 
Jan. 19, 2020, 3 a.m. 8.0 ppb (7) 0.3 ppb (0) 7.2 ppb (7) 8.0 ppb (7) 6.5 ppb (6) 0.0 ppb (0) 1.0 ppb (1) 0.23 ppb (3) 7.0 μg/m3 (6) 3.3 μg/m3 (14) 14.0
 
Jan. 19, 2020, 2 a.m. 8.3 ppb (8) 0.0 ppb (0) 7.6 ppb (7) 8.0 ppb (7) 7.2 ppb (7) 0.0 ppb (0) 1.0 ppb (1) 0.21 ppb (2) 8.0 μg/m3 (7) 3.7 μg/m3 (15) 15.0
 
Jan. 19, 2020, 1 a.m. 9.0 ppb (8) 0.1 ppb (0) 8.4 ppb (8) 9.0 ppb (8) 7.9 ppb (7) 0.0 ppb (0) 2.0 ppb (2) 0.24 ppb (3) 9.0 μg/m3 (8) 5.3 μg/m3 (22) 22.0
 
Jan. 19, 2020, midnight 8.9 ppb (8) 0.6 ppb (1) 6.9 ppb (6) 8.0 ppb (7) 5.9 ppb (5) 0.0 ppb (0) 4.0 ppb (3) 0.2 ppb (2) 7.0 μg/m3 (6) 2.7 μg/m3 (11) 11.0
 
Jan. 18, 2020, 11 p.m. 10.5 ppb (10) 1.4 ppb (1) 10.1 ppb (9) 9.0 ppb (8) 8.2 ppb (8) 0.0 ppb (0) 12.0 ppb (9) 0.24 ppb (3) 7.0 μg/m3 (6) 2.7 μg/m3 (11) 11.0
 
Jan. 18, 2020, 10 p.m. 4.2 ppb (4) 0.6 ppb (1) 4.0 ppb (4) 4.0 ppb (4) 2.5 ppb (2) 0.0 ppb (0) 20.0 ppb (15) 0.16 ppb (2) 6.0 μg/m3 (5) 2.2 μg/m3 (9) 15.0
 
Jan. 18, 2020, 9 p.m. 1.8 ppb (2) 0.1 ppb (0) 2.2 ppb (2) 2.0 ppb (2) 1.5 ppb (1) 0.0 ppb (0) 22.0 ppb (17) 0.14 ppb (2) 6.0 μg/m3 (5) 2.2 μg/m3 (9) 17.0
 
Jan. 18, 2020, 8 p.m. 1.8 ppb (2) 0.2 ppb (0) 2.2 ppb (2) 2.0 ppb (2) 1.3 ppb (1) 0.0 ppb (0) 21.0 ppb (16) 0.13 ppb (1) 5.0 μg/m3 (5) 2.5 μg/m3 (10) 16.0
 
Jan. 18, 2020, 7 p.m. 1.3 ppb (1) 0.0 ppb (0) 1.7 ppb (2) 1.0 ppb (1) 1.0 ppb (1) 0.0 ppb (0) 21.0 ppb (16) 0.13 ppb (1) 6.0 μg/m3 (5) 2.7 μg/m3 (11) 16.0
 
Jan. 18, 2020, 6 p.m. 1.6 ppb (1) 0.1 ppb (0) 2.1 ppb (2) 2.0 ppb (2) 1.4 ppb (1) 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) 8.0 μg/m3 (7) 3.4 μg/m3 (14) 14.0
 
Jan. 18, 2020, 5 p.m. 1.3 ppb (1) 0.0 ppb (0) 1.7 ppb (2) 1.0 ppb (1) 1.1 ppb (1) 0.0 ppb (0) 16.0 ppb (12) 0.13 ppb (1) 8.0 μg/m3 (7) 3.8 μg/m3 (16) 16.0
 
Jan. 18, 2020, 4 p.m. 1.7 ppb (2) 0.2 ppb (0) 1.8 ppb (2) 1.0 ppb (1) 1.3 ppb (1) 0.0 ppb (0) 16.0 ppb (12) 0.13 ppb (1) 8.0 μg/m3 (7) 4.3 μg/m3 (18) 18.0
 
Jan. 18, 2020, 3 p.m. 1.6 ppb (1) 0.1 ppb (0) 2.1 ppb (2) 1.0 ppb (1) 1.5 ppb (1) 0.0 ppb (0) 11.0 ppb (8) 0.12 ppb (1) 10.0 μg/m3 (9) 5.4 μg/m3 (23) 23.0
 
Jan. 18, 2020, 2 p.m. 1.9 ppb (2) 0.1 ppb (0) 2.4 ppb (2) 2.0 ppb (2) 1.9 ppb (2) 0.0 ppb (0) 9.0 ppb (7) 0.12 ppb (1) 12.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
Jan. 18, 2020, 1 p.m. 1.8 ppb (2) 0.0 ppb (0) 2.4 ppb (2) 2.0 ppb (2) 2.1 ppb (2) 0.0 ppb (0) 6.0 ppb (5) 0.12 ppb (1) 15.0 μg/m3 (14) 7.4 μg/m3 (31) 31.0
 
Jan. 18, 2020, noon 1.5 ppb (1) -0.1 ppb (0) 2.1 ppb (2) 2.0 ppb (2) 1.9 ppb (2) 0.0 ppb (0) 7.0 ppb (5) 0.12 ppb (1) 22.0 μg/m3 (20) 7.2 μg/m3 (30) 30.0
 
Jan. 18, 2020, 11 a.m. 1.6 ppb (1) -0.2 ppb (0) 2.2 ppb (2) 2.0 ppb (2) 2.0 ppb (2) 0.0 ppb (0) 8.0 ppb (6) 0.12 ppb (1) 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
Jan. 18, 2020, 10 a.m. 2.3 ppb (2) -0.2 ppb (0) 2.7 ppb (3) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 6.0 ppb (5) 0.13 ppb (1) 10.0 μg/m3 (9) 5.7 μg/m3 (24) 24.0
 
Jan. 18, 2020, 9 a.m. 2.2 ppb (2) -0.2 ppb (0) 2.6 ppb (2) 2.0 ppb (2) 2.6 ppb (2) 0.0 ppb (0) 6.0 ppb (5) 0.13 ppb (1) 8.0 μg/m3 (7) 5.2 μg/m3 (22) 22.0
 
Jan. 18, 2020, 8 a.m. 2.1 ppb (2) -0.1 ppb (0) 2.4 ppb (2) 2.0 ppb (2) 2.3 ppb (2) 0.0 ppb (0) 6.0 ppb (5) 0.14 ppb (2) 7.0 μg/m3 (6) 4.4 μg/m3 (18) 18.0
 
Jan. 18, 2020, 7 a.m. 3.2 ppb (3) -0.1 ppb (0) 3.3 ppb (3) 3.0 ppb (3) 3.2 ppb (3) 0.0 ppb (0) 4.0 ppb (3) 0.16 ppb (2) 5.0 μg/m3 (5) 3.6 μg/m3 (15) 15.0
 
Jan. 18, 2020, 6 a.m. 4.9 ppb (5) 0.0 ppb (0) 4.6 ppb (4) 5.0 ppb (5) 4.4 ppb (4) 0.0 ppb (0) 2.0 ppb (2) 0.17 ppb (2) 4.0 μg/m3 (4) 2.9 μg/m3 (12) 12.0
 
Jan. 18, 2020, 5 a.m. 4.4 ppb (4) 0.0 ppb (0) 4.6 ppb (4) 4.0 ppb (4) 4.5 ppb (4) 0.0 ppb (0) 1.0 ppb (1) 0.17 ppb (2) 3.0 μg/m3 (3) 2.2 μg/m3 (9) 9.0
 
Jan. 18, 2020, 4 a.m. 4.3 ppb (4) 0.0 ppb (0) 4.3 ppb (4) 4.0 ppb (4) 4.2 ppb (4) 0.0 ppb (0) 4.0 ppb (3) 0.17 ppb (2) 3.0 μg/m3 (3) 2.4 μg/m3 (10) 10.0
 
Jan. 18, 2020, 3 a.m. 6.1 ppb (6) 0.0 ppb (0) 5.9 ppb (5) 6.0 ppb (6) 5.8 ppb (5) 0.0 ppb (0) 5.0 ppb (4) 0.18 ppb (2) 4.0 μg/m3 (4) 3.2 μg/m3 (13) 13.0
 
Jan. 18, 2020, 2 a.m. 7.6 ppb (7) 0.0 ppb (0) 7.5 ppb (7) 8.0 ppb (7) 7.4 ppb (7) 0.0 ppb (0) 4.0 ppb (3) 0.19 ppb (2) 6.0 μg/m3 (5) 3.9 μg/m3 (16) 16.0
 
Jan. 18, 2020, 1 a.m. 10.0 ppb (9) 0.5 ppb (0) 9.8 ppb (9) 10.0 ppb (9) 9.0 ppb (8) 0.0 ppb (0) 1.0 ppb (1) 0.23 ppb (3) 6.0 μg/m3 (5) 4.2 μg/m3 (18) 18.0
 
Jan. 18, 2020, midnight 8.6 ppb (8) 0.4 ppb (0) 8.7 ppb (8) 8.0 ppb (7) 8.1 ppb (8) 0.0 ppb (0) 2.0 ppb (2) 0.2 ppb (2) 7.0 μg/m3 (6) 5.1 μg/m3 (21) 21.0
 
Jan. 17, 2020, 11 p.m. 10.2 ppb (9) 1.0 ppb (1) 10.2 ppb (9) 9.0 ppb (8) 8.8 ppb (8) 0.0 ppb (0) 2.0 ppb (2) 0.24 ppb (3) 7.0 μg/m3 (6) 4.6 μg/m3 (19) 19.0
 
Jan. 17, 2020, 10 p.m. 12.9 ppb (12) 1.9 ppb (2) 12.4 ppb (11) 11.0 ppb (10) 10.3 ppb (10) 0.0 ppb (0) 5.0 ppb (4) 0.24 ppb (3) 5.0 μg/m3 (5) 3.6 μg/m3 (15) 15.0
 
Jan. 17, 2020, 9 p.m. 10.9 ppb (10) 1.3 ppb (1) 11.2 ppb (10) 10.0 ppb (9) 9.3 ppb (9) 0.0 ppb (0) 6.0 ppb (5) 0.24 ppb (3) 6.0 μg/m3 (5) 3.7 μg/m3 (15) 15.0
 
Jan. 17, 2020, 8 p.m. 10.0 ppb (9) 1.5 ppb (1) 9.8 ppb (9) 9.0 ppb (8) 7.7 ppb (7) 0.0 ppb (0) 6.0 ppb (5) 0.24 ppb (3) 5.0 μg/m3 (5) 3.3 μg/m3 (14) 14.0
 
Jan. 17, 2020, 7 p.m. 8.7 ppb (8) 1.1 ppb (1) 8.8 ppb (8) 8.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 14.0
 
Jan. 17, 2020, 6 p.m. 7.6 ppb (7) 1.2 ppb (1) 7.7 ppb (7) 6.0 ppb (6) 5.7 ppb (5) 0.0 ppb (0) 22.0 ppb (17) 0.2 ppb (2) 5.0 μg/m3 (5) 3.2 μg/m3 (13) 17.0
 
Jan. 17, 2020, 5 p.m. 9.1 ppb (8) 1.4 ppb (1) 8.9 ppb (8) 8.0 ppb (7) 6.7 ppb (6) 0.0 ppb (0) 22.0 ppb (17) 0.19 ppb (2) 6.0 μg/m3 (5) 3.8 μg/m3 (16) 17.0
 
Jan. 17, 2020, 4 p.m. 11.8 ppb (11) 1.2 ppb (1) 11.6 ppb (11) 11.0 ppb (10) 9.9 ppb (9) 0.0 ppb (0) 20.0 ppb (15) 0.2 ppb (2) 7.0 μg/m3 (6) 4.9 μg/m3 (20) 20.0
 
Jan. 17, 2020, 3 p.m. 9.8 ppb (9) 0.4 ppb (0) 10.2 ppb (9) 9.0 ppb (8) 9.4 ppb (9) 0.0 ppb (0) 22.0 ppb (17) 0.2 ppb (2) 8.0 μg/m3 (7) 5.4 μg/m3 (23) 23.0
 
Jan. 17, 2020, 2 p.m. 8.0 ppb (7) 0.4 ppb (0) 8.3 ppb (8) 8.0 ppb (7) 7.4 ppb (7) 0.0 ppb (0) 26.0 ppb (20) 0.19 ppb (2) 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2020, 1 p.m. 7.5 ppb (7) 0.2 ppb (0) 7.2 ppb (7) 7.0 ppb (6) 6.6 ppb (6) 0.0 ppb (0) 28.0 ppb (22) 0.19 ppb (2) 7.0 μg/m3 (6) 4.2 μg/m3 (18) 22.0
 
Jan. 17, 2020, noon 5.4 ppb (5) 0.0 ppb (0) 5.8 ppb (5) 6.0 ppb (6) 5.6 ppb (5) 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) 5.0 μg/m3 (5) 3.4 μg/m3 (14) 25.0
 
Jan. 17, 2020, 11 a.m. 4.7 ppb (4) 0.0 ppb (0) 4.8 ppb (4) 5.0 ppb (5) 4.7 ppb (4) 0.0 ppb (0) 30.0 ppb (23) 0.15 ppb (2) 5.0 μg/m3 (5) 3.7 μg/m3 (15) 23.0
 
Jan. 17, 2020, 10 a.m. 4.0 ppb (4) -0.1 ppb (0) 4.5 ppb (4) 4.0 ppb (4) 4.4 ppb (4) 0.0 ppb (0) 28.0 ppb (22) 0.15 ppb (2) 7.0 μg/m3 (6) 4.6 μg/m3 (19) 22.0
 
Jan. 17, 2020, 9 a.m. 5.0 ppb (5) -0.2 ppb (0) 5.5 ppb (5) 5.0 ppb (5) 5.5 ppb (5) 0.0 ppb (0) 26.0 ppb (20) 0.14 ppb (2) 9.0 μg/m3 (8) 5.1 μg/m3 (21) 21.0
 
Jan. 17, 2020, 8 a.m. 5.1 ppb (5) -0.1 ppb (0) 5.3 ppb (5) 5.0 ppb (5) 5.2 ppb (5) 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) 9.0 μg/m3 (8) 5.6 μg/m3 (23) 23.0
 
Jan. 17, 2020, 7 a.m. 5.6 ppb (5) -0.1 ppb (0) 6.0 ppb (6) 6.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) 10.0 μg/m3 (9) 6.2 μg/m3 (26) 26.0
 
Jan. 17, 2020, 6 a.m. 7.5 ppb (7) 0.0 ppb (0) 8.3 ppb (8) 7.0 ppb (6) 8.1 ppb (8) 0.0 ppb (0) 16.0 ppb (12) 0.17 ppb (2) 15.0 μg/m3 (14) 10.6 μg/m3 (44) 44.0
 
Jan. 17, 2020, 5 a.m. 5.5 ppb (5) 0.2 ppb (0) 6.5 ppb (6) 5.0 ppb (5) 6.0 ppb (6) 0.0 ppb (0) 15.0 ppb (12) 0.18 ppb (2) 16.0 μg/m3 (15) 12.1 μg/m3 (50) 50.0
 
Jan. 17, 2020, 4 a.m. 6.0 ppb (6) 0.9 ppb (1) 6.7 ppb (6) 5.0 ppb (5) 5.6 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.18 ppb (2) 17.0 μg/m3 (15) 11.9 μg/m3 (50) 50.0
 
Jan. 17, 2020, 3 a.m. 4.7 ppb (4) 0.2 ppb (0) 5.7 ppb (5) 4.0 ppb (4) 5.1 ppb (5) 0.0 ppb (0) 17.0 ppb (13) 0.17 ppb (2) 17.0 μg/m3 (15) 11.1 μg/m3 (46) 46.0
 
Jan. 17, 2020, 2 a.m. 5.6 ppb (5) 0.8 ppb (1) 6.4 ppb (6) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 18.0 ppb (14) 0.18 ppb (2) N/A 10.8 μg/m3 (45) 45.0
 
Jan. 17, 2020, 1 a.m. 5.6 ppb (5) 0.6 ppb (1) 6.4 ppb (6) 5.0 ppb (5) 5.4 ppb (5) 0.0 ppb (0) 19.0 ppb (15) 0.17 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2020, midnight 7.2 ppb (7) 1.6 ppb (1) 8.8 ppb (8) 6.0 ppb (6) 6.5 ppb (6) 0.0 ppb (0) 19.0 ppb (15) 0.19 ppb (2) 18.0 μg/m3 (16) 11.1 μg/m3 (46) 46.0
 
Jan. 16, 2020, 11 p.m. N/A N/A 11.4 ppb (11) N/A 8.1 ppb (8) 0.0 ppb (0) 17.0 ppb (13) 0.2 ppb (2) 18.0 μg/m3 (16) 11.2 μg/m3 (47) 47.0
 
Jan. 16, 2020, 10 p.m. N/A N/A 11.6 ppb (11) N/A 7.6 ppb (7) 0.0 ppb (0) 17.0 ppb (13) N/A 18.0 μg/m3 (16) 10.9 μg/m3 (45) 45.0
 
Jan. 16, 2020, 9 p.m. N/A N/A 10.1 ppb (9) N/A 5.8 ppb (5) 0.0 ppb (0) 19.0 ppb (15) N/A 16.0 μg/m3 (15) 10.4 μg/m3 (43) 43.0
 
Jan. 16, 2020, 8 p.m. N/A N/A 8.4 ppb (8) N/A 5.8 ppb (5) 0.0 ppb (0) 20.0 ppb (15) N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2020, 7 p.m. N/A N/A 6.6 ppb (6) N/A 4.4 ppb (4) 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.7 μg/m3 (40) 40.0
 
Jan. 16, 2020, 6 p.m. N/A N/A 7.2 ppb (7) N/A 4.2 ppb (4) 0.0 ppb (0) N/A 0.19 ppb (2) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2020, 5 p.m. 7.8 ppb (7) 2.5 ppb (2) 8.2 ppb (8) 5.0 ppb (5) 5.2 ppb (5) 0.0 ppb (0) 20.0 ppb (15) 0.2 ppb (2) 17.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Jan. 16, 2020, 4 p.m. 6.2 ppb (6) 1.7 ppb (2) 7.1 ppb (7) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 20.0 ppb (15) 0.18 ppb (2) 16.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
Jan. 16, 2020, 3 p.m. 12.0 ppb (11) 5.7 ppb (5) 12.0 ppb (11) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Jan. 16, 2020, 2 p.m. 6.1 ppb (6) 1.2 ppb (1) 6.6 ppb (6) 5.0 ppb (5) 4.9 ppb (5) 0.0 ppb (0) 18.0 ppb (14) 0.18 ppb (2) 17.0 μg/m3 (15) 12.2 μg/m3 (50) 50.0
 
Jan. 16, 2020, 1 p.m. 11.6 ppb (11) 4.1 ppb (4) 7.7 ppb (7) 7.0 ppb (6) 4.9 ppb (5) 0.0 ppb (0) 17.0 ppb (13) 0.2 ppb (2) 16.0 μg/m3 (15) 12.4 μg/m3 (51) 51.0
 
Jan. 16, 2020, noon 7.1 ppb (7) 1.6 ppb (1) 6.2 ppb (6) 6.0 ppb (6) 4.8 ppb (4) 0.0 ppb (0) 18.0 ppb (14) 0.17 ppb (2) 18.0 μg/m3 (16) 13.4 μg/m3 (53) 53.0
 
Jan. 16, 2020, 11 a.m. 4.4 ppb (4) 0.3 ppb (0) 5.1 ppb (5) 4.0 ppb (4) 4.6 ppb (4) 0.0 ppb (0) 18.0 ppb (14) 0.16 ppb (2) 19.0 μg/m3 (17) 14.8 μg/m3 (56) 56.0
 
Jan. 16, 2020, 10 a.m. 4.2 ppb (4) 0.0 ppb (0) 5.3 ppb (5) 4.0 ppb (4) 5.2 ppb (5) 0.0 ppb (0) 17.0 ppb (13) 0.15 ppb (2) 23.0 μg/m3 (21) 18.7 μg/m3 (64) 64.0
 
Jan. 16, 2020, 9 a.m. 4.6 ppb (4) 0.0 ppb (0) 6.0 ppb (6) 5.0 ppb (5) 5.9 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.15 ppb (2) 26.0 μg/m3 (24) 21.5 μg/m3 (70) 70.0
 
Jan. 16, 2020, 8 a.m. 4.6 ppb (4) 0.1 ppb (0) 5.9 ppb (5) 4.0 ppb (4) 5.7 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.15 ppb (2) 24.0 μg/m3 (22) 19.5 μg/m3 (66) 66.0
 
Jan. 16, 2020, 7 a.m. 4.2 ppb (4) 0.1 ppb (0) 5.4 ppb (5) 4.0 ppb (4) 5.1 ppb (5) 0.0 ppb (0) 17.0 ppb (13) 0.14 ppb (2) 22.0 μg/m3 (20) 17.4 μg/m3 (61) 61.0
 
Jan. 16, 2020, 6 a.m. 4.0 ppb (4) 0.1 ppb (0) 5.0 ppb (5) 4.0 ppb (4) 4.8 ppb (4) 0.0 ppb (0) 17.0 ppb (13) 0.14 ppb (2) 20.0 μg/m3 (18) 16.1 μg/m3 (59) 59.0
 
Jan. 16, 2020, 5 a.m. 4.2 ppb (4) 0.3 ppb (0) 5.1 ppb (5) 4.0 ppb (4) 4.6 ppb (4) 0.0 ppb (0) 16.0 ppb (12) 0.14 ppb (2) 21.0 μg/m3 (19) 15.8 μg/m3 (58) 58.0
 
Jan. 16, 2020, 4 a.m. 4.4 ppb (4) 0.2 ppb (0) 5.3 ppb (5) 4.0 ppb (4) 4.9 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.14 ppb (2) 23.0 μg/m3 (21) 17.2 μg/m3 (61) 61.0
 
Jan. 16, 2020, 3 a.m. 5.2 ppb (5) 0.7 ppb (1) 6.5 ppb (6) 5.0 ppb (5) 5.7 ppb (5) 0.0 ppb (0) 15.0 ppb (12) 0.14 ppb (2) 25.0 μg/m3 (23) 17.9 μg/m3 (63) 63.0
 
Jan. 16, 2020, 2 a.m. 4.6 ppb (4) 0.3 ppb (0) 5.7 ppb (5) 4.0 ppb (4) 5.0 ppb (5) 0.0 ppb (0) 15.0 ppb (12) 0.15 ppb (2) 23.0 μg/m3 (21) 16.0 μg/m3 (59) 59.0
 
Jan. 16, 2020, 1 a.m. 5.0 ppb (5) 0.7 ppb (1) 5.3 ppb (5) 4.0 ppb (4) 4.6 ppb (4) 0.0 ppb (0) 17.0 ppb (13) 0.16 ppb (2) 17.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
Jan. 16, 2020, midnight 7.5 ppb (7) 1.0 ppb (1) 7.4 ppb (7) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 16.0 ppb (12) 0.21 ppb (2) 16.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
Jan. 15, 2020, 11 p.m. 8.3 ppb (8) 2.0 ppb (2) 8.9 ppb (8) 6.0 ppb (6) 6.5 ppb (6) 0.0 ppb (0) 15.0 ppb (12) 0.21 ppb (2) 16.0 μg/m3 (15) 10.2 μg/m3 (42) 42.0
 
Jan. 15, 2020, 10 p.m. 7.1 ppb (7) 1.9 ppb (2) 7.9 ppb (7) 5.0 ppb (5) 5.1 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.19 ppb (2) 20.0 μg/m3 (18) 12.1 μg/m3 (50) 50.0
 
Jan. 15, 2020, 9 p.m. 5.5 ppb (5) 1.4 ppb (1) 5.7 ppb (5) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 18.0 ppb (14) 0.18 ppb (2) 20.0 μg/m3 (18) 12.3 μg/m3 (51) 51.0
 
Jan. 15, 2020, 8 p.m. 4.1 ppb (4) 0.6 ppb (1) 4.6 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) 20.0 μg/m3 (18) 12.3 μg/m3 (51) 51.0
 
Jan. 15, 2020, 7 p.m. 4.8 ppb (4) 0.9 ppb (1) 5.2 ppb (5) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) 19.0 μg/m3 (17) 11.4 μg/m3 (48) 48.0
 
Jan. 15, 2020, 6 p.m. 4.4 ppb (4) 0.9 ppb (1) 4.8 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) 18.0 μg/m3 (16) 11.6 μg/m3 (48) 48.0
 
Jan. 15, 2020, 5 p.m. 4.2 ppb (4) 0.9 ppb (1) 4.7 ppb (4) 3.0 ppb (3) 3.4 ppb (3) 0.0 ppb (0) 20.0 ppb (15) 0.17 ppb (2) 17.0 μg/m3 (15) 11.2 μg/m3 (47) 47.0
 
Jan. 15, 2020, 4 p.m. 3.8 ppb (4) 0.5 ppb (0) 3.8 ppb (4) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 19.0 ppb (15) 0.17 ppb (2) 12.0 μg/m3 (11) 7.5 μg/m3 (31) 31.0
 
Jan. 15, 2020, 3 p.m. 4.4 ppb (4) 0.6 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 15.0 ppb (12) 0.18 ppb (2) 10.0 μg/m3 (9) 6.3 μg/m3 (26) 26.0
 
Jan. 15, 2020, 2 p.m. 6.7 ppb (6) 1.0 ppb (1) 6.3 ppb (6) 6.0 ppb (6) 5.1 ppb (5) 0.0 ppb (0) 12.0 ppb (9) 0.21 ppb (2) 9.0 μg/m3 (8) 6.1 μg/m3 (25) 25.0
 
Jan. 15, 2020, 1 p.m. 16.3 ppb (15) 2.0 ppb (2) 15.4 ppb (14) 14.0 ppb (13) 13.5 ppb (12) 0.0 ppb (0) 5.0 ppb (4) 0.21 ppb (2) 11.0 μg/m3 (10) 7.5 μg/m3 (31) 31.0
 
Jan. 15, 2020, noon 11.8 ppb (11) 0.3 ppb (0) 12.0 ppb (11) 11.0 ppb (10) 11.7 ppb (11) 0.0 ppb (0) 9.0 ppb (7) 0.18 ppb (2) 12.0 μg/m3 (11) 8.1 μg/m3 (34) 34.0
 
Jan. 15, 2020, 11 a.m. 4.4 ppb (4) 0.2 ppb (0) 4.5 ppb (4) 4.0 ppb (4) 4.3 ppb (4) 0.0 ppb (0) 19.0 ppb (15) 0.16 ppb (2) 12.0 μg/m3 (11) 8.3 μg/m3 (35) 35.0