AQSQID: 060190011

Site Name: Fresno - Garland

Location: Fresno, CA

Reporting: True, Located: True

Current AQI: 18.0

Fresno CA, US: 36.785378, -119.773206

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 16, 2019, 8 a.m. 7.7 ppb (7) 1.4 ppb (1) 5.9 ppb (5) 6.0 ppb (6) 3.5 ppb (3) 0.0 ppb (0) 23.0 ppb (18) 0.16 ppb (2) 5.0 μg/m3 (5) 2.5 μg/m3 (10) 18.0
 
Jan. 16, 2019, 7 a.m. 5.9 ppb (5) 0.7 ppb (1) 2.6 ppb (2) 5.0 ppb (5) 2.1 ppb (2) 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) 4.0 μg/m3 (4) 4.9 μg/m3 (20) 20.0
 
Jan. 16, 2019, 6 a.m. 6.8 ppb (6) 2.2 ppb (2) 5.3 ppb (5) 5.0 ppb (5) 2.3 ppb (2) 0.0 ppb (0) 29.0 ppb (22) 0.15 ppb (2) 3.0 μg/m3 (3) 1.8 μg/m3 (8) 22.0
 
Jan. 16, 2019, 5 a.m. 5.5 ppb (5) 1.0 ppb (1) 2.4 ppb (2) 5.0 ppb (5) 1.9 ppb (2) 0.0 ppb (0) 31.0 ppb (24) 0.16 ppb (2) 1.0 μg/m3 (1) 0.4 μg/m3 (2) 24.0
 
Jan. 16, 2019, 4 a.m. 8.2 ppb (8) 2.6 ppb (2) 5.8 ppb (5) 5.0 ppb (5) 2.7 ppb (3) 0.0 ppb (0) 28.0 ppb (22) 0.18 ppb (2) 5.0 μg/m3 (5) 1.9 μg/m3 (8) 22.0
 
Jan. 16, 2019, 3 a.m. 8.8 ppb (8) 1.4 ppb (1) 4.9 ppb (5) 7.0 ppb (6) 4.1 ppb (4) 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) 7.0 μg/m3 (6) 6.3 μg/m3 (26) 26.0
 
Jan. 16, 2019, 2 a.m. 10.6 ppb (10) 1.9 ppb (2) 6.2 ppb (6) 9.0 ppb (8) 5.0 ppb (5) 0.0 ppb (0) 24.0 ppb (18) 0.25 ppb (3) 14.0 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2019, 1 a.m. 12.4 ppb (11) 2.7 ppb (3) 8.6 ppb (8) 10.0 ppb (9) 6.2 ppb (6) 0.0 ppb (0) 25.0 ppb (19) 0.26 ppb (3) 16.0 μg/m3 (15) 5.6 μg/m3 (23) 23.0
 
Jan. 16, 2019, midnight 12.7 ppb (12) 3.2 ppb (3) 9.2 ppb (9) 10.0 ppb (9) 6.4 ppb (6) 0.0 ppb (0) 26.0 ppb (20) 0.24 ppb (3) 17.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2019, 11 p.m. 15.5 ppb (14) 3.8 ppb (4) 12.1 ppb (11) 12.0 ppb (11) 8.0 ppb (7) 0.0 ppb (0) 22.0 ppb (17) 0.28 ppb (3) 10.0 μg/m3 (9) 5.7 μg/m3 (24) 24.0
 
Jan. 15, 2019, 10 p.m. 11.6 ppb (11) 2.4 ppb (2) 6.9 ppb (6) 9.0 ppb (8) 5.4 ppb (5) 0.0 ppb (0) 23.0 ppb (18) 0.22 ppb (2) 7.0 μg/m3 (6) 5.6 μg/m3 (23) 23.0
 
Jan. 15, 2019, 9 p.m. 18.3 ppb (17) 3.8 ppb (4) 13.4 ppb (12) 15.0 ppb (14) 10.5 ppb (10) 0.0 ppb (0) 18.0 ppb (14) 0.32 ppb (4) 9.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
Jan. 15, 2019, 8 p.m. 23.8 ppb (22) 7.0 ppb (6) 19.0 ppb (18) 17.0 ppb (16) 12.9 ppb (12) 0.0 ppb (0) 11.0 ppb (8) 0.35 ppb (4) 9.0 μg/m3 (8) 1.1 μg/m3 (5) 22.0
 
Jan. 15, 2019, 7 p.m. 27.1 ppb (25) 9.3 ppb (9) 22.9 ppb (21) 18.0 ppb (17) 13.8 ppb (13) 0.0 ppb (0) 11.0 ppb (8) 0.4 ppb (4) 14.0 μg/m3 (13) 2.7 μg/m3 (11) 25.0
 
Jan. 15, 2019, 6 p.m. 20.5 ppb (19) 6.0 ppb (6) 16.2 ppb (15) 15.0 ppb (14) 11.1 ppb (10) 0.0 ppb (0) 13.0 ppb (10) 0.34 ppb (4) 4.0 μg/m3 (4) 4.3 μg/m3 (18) 19.0
 
Jan. 15, 2019, 5 p.m. 28.7 ppb (27) 10.5 ppb (10) 24.5 ppb (23) 18.0 ppb (17) 14.3 ppb (13) 0.0 ppb (0) 9.0 ppb (7) 0.38 ppb (4) 4.0 μg/m3 (4) 4.5 μg/m3 (19) 27.0
 
Jan. 15, 2019, 4 p.m. 27.5 ppb (25) 8.3 ppb (8) 22.0 ppb (20) 19.0 ppb (18) 15.0 ppb (14) 0.0 ppb (0) 7.0 ppb (5) 0.38 ppb (4) 8.0 μg/m3 (7) 5.7 μg/m3 (24) 25.0
 
Jan. 15, 2019, 3 p.m. 43.4 ppb (40) 21.4 ppb (20) 37.0 ppb (34) 22.0 ppb (20) 18.2 ppb (17) 0.0 ppb (0) 2.0 ppb (2) 0.72 ppb (8) 10.0 μg/m3 (9) 6.9 μg/m3 (29) 40.0
 
Jan. 15, 2019, 2 p.m. 30.3 ppb (28) 12.3 ppb (11) 25.6 ppb (24) 18.0 ppb (17) 13.5 ppb (12) 0.0 ppb (0) 2.0 ppb (2) 0.39 ppb (4) 12.0 μg/m3 (11) 8.8 μg/m3 (37) 37.0
 
Jan. 15, 2019, 1 p.m. 21.7 ppb (20) 7.3 ppb (7) 17.8 ppb (16) 14.0 ppb (13) 11.4 ppb (11) 0.0 ppb (0) 2.0 ppb (2) 0.33 ppb (4) 11.0 μg/m3 (10) 6.6 μg/m3 (28) 28.0
 
Jan. 15, 2019, noon N/A N/A 12.0 ppb (11) N/A 10.0 ppb (9) 0.0 ppb (0) N/A 0.28 ppb (3) 10.0 μg/m3 (9) 4.3 μg/m3 (18) 18.0
 
Jan. 15, 2019, 11 a.m. 11.7 ppb (11) 1.2 ppb (1) 8.0 ppb (7) 11.0 ppb (10) 7.5 ppb (7) 0.0 ppb (0) 9.0 ppb (7) 0.23 ppb (3) 11.0 μg/m3 (10) 7.8 μg/m3 (32) 32.0
 
Jan. 15, 2019, 10 a.m. 13.6 ppb (13) 3.1 ppb (3) 7.5 ppb (7) 11.0 ppb (10) 6.4 ppb (6) 0.0 ppb (0) 10.0 ppb (8) 0.23 ppb (3) 10.0 μg/m3 (9) 10.3 μg/m3 (43) 43.0
 
Jan. 15, 2019, 9 a.m. 14.9 ppb (14) 1.4 ppb (1) 10.9 ppb (10) 14.0 ppb (13) 10.0 ppb (9) 0.0 ppb (0) 8.0 ppb (6) 0.28 ppb (3) 16.0 μg/m3 (15) 10.9 μg/m3 (45) 45.0
 
Jan. 15, 2019, 8 a.m. 26.8 ppb (25) 7.7 ppb (7) 22.3 ppb (21) 19.0 ppb (18) 15.6 ppb (14) 0.0 ppb (0) 3.0 ppb (2) 0.43 ppb (5) 24.0 μg/m3 (22) 16.3 μg/m3 (59) 59.0
 
Jan. 15, 2019, 7 a.m. 29.1 ppb (27) 7.6 ppb (7) 24.5 ppb (23) 22.0 ppb (20) 18.5 ppb (17) 0.0 ppb (0) 2.0 ppb (2) 0.57 ppb (6) 23.0 μg/m3 (21) 20.0 μg/m3 (67) 67.0
 
Jan. 15, 2019, 6 a.m. 37.4 ppb (35) 12.8 ppb (12) 32.3 ppb (30) 25.0 ppb (23) 21.2 ppb (20) 0.0 ppb (0) 1.0 ppb (1) 0.7 ppb (8) 28.0 μg/m3 (25) 15.6 μg/m3 (58) 58.0
 
Jan. 15, 2019, 5 a.m. 41.2 ppb (38) 13.9 ppb (13) 33.8 ppb (31) 27.0 ppb (25) 22.8 ppb (21) 0.0 ppb (0) 1.0 ppb (1) 0.59 ppb (7) 22.0 μg/m3 (20) 16.6 μg/m3 (60) 60.0
 
Jan. 15, 2019, 4 a.m. 55.7 ppb (52) 28.3 ppb (26) 47.7 ppb (44) 27.0 ppb (25) 23.4 ppb (22) 0.0 ppb (0) 1.0 ppb (1) 0.76 ppb (8) 24.0 μg/m3 (22) 12.7 μg/m3 (51) 52.0
 
Jan. 15, 2019, 3 a.m. 40.9 ppb (38) 12.7 ppb (12) 34.7 ppb (32) 28.0 ppb (26) 23.9 ppb (22) 0.0 ppb (0) 1.0 ppb (1) 0.63 ppb (7) 21.0 μg/m3 (19) 10.1 μg/m3 (42) 42.0
 
Jan. 15, 2019, 2 a.m. 30.8 ppb (29) 6.1 ppb (6) 26.0 ppb (24) 25.0 ppb (23) 20.6 ppb (19) 0.0 ppb (0) 4.0 ppb (3) 0.45 ppb (5) 18.0 μg/m3 (16) 8.2 μg/m3 (34) 34.0
 
Jan. 15, 2019, 1 a.m. 25.4 ppb (24) 3.9 ppb (4) 20.0 ppb (19) 22.0 ppb (20) 16.7 ppb (15) 0.0 ppb (0) 8.0 ppb (6) 0.39 ppb (4) 19.0 μg/m3 (17) 6.5 μg/m3 (27) 27.0
 
Jan. 15, 2019, midnight 24.8 ppb (23) 3.4 ppb (3) 19.9 ppb (18) 21.0 ppb (19) 17.0 ppb (16) 0.0 ppb (0) 9.0 ppb (7) 0.37 ppb (4) 12.0 μg/m3 (11) 3.9 μg/m3 (16) 23.0
 
Jan. 14, 2019, 11 p.m. 25.9 ppb (24) 6.8 ppb (6) 21.7 ppb (20) 19.0 ppb (18) 15.1 ppb (14) 0.0 ppb (0) 11.0 ppb (8) 0.34 ppb (4) 24.0 μg/m3 (22) 5.3 μg/m3 (22) 24.0
 
Jan. 14, 2019, 10 p.m. 22.2 ppb (21) 4.2 ppb (4) 19.0 ppb (18) 18.0 ppb (17) 14.4 ppb (13) 0.0 ppb (0) 13.0 ppb (10) 0.32 ppb (4) 20.0 μg/m3 (18) 11.2 μg/m3 (47) 47.0
 
Jan. 14, 2019, 9 p.m. 43.0 ppb (40) 18.6 ppb (17) 37.0 ppb (34) 24.0 ppb (22) 20.6 ppb (19) 0.0 ppb (0) 4.0 ppb (3) 0.6 ppb (7) 28.0 μg/m3 (25) 12.3 μg/m3 (51) 51.0
 
Jan. 14, 2019, 8 p.m. 43.6 ppb (40) 18.2 ppb (17) 38.4 ppb (36) 25.0 ppb (23) 22.2 ppb (21) 0.0 ppb (0) 3.0 ppb (2) 0.58 ppb (6) 39.0 μg/m3 (35) 8.3 μg/m3 (35) 40.0
 
Jan. 14, 2019, 7 p.m. 55.1 ppb (51) 28.9 ppb (27) 48.4 ppb (45) 26.0 ppb (24) 22.8 ppb (21) 0.0 ppb (0) 5.0 ppb (4) 0.69 ppb (8) 39.0 μg/m3 (35) 6.6 μg/m3 (28) 51.0
 
Jan. 14, 2019, 6 p.m. 54.8 ppb (51) 29.1 ppb (27) 47.7 ppb (44) 26.0 ppb (24) 21.9 ppb (20) 0.0 ppb (0) 4.0 ppb (3) 0.75 ppb (8) 25.0 μg/m3 (23) 4.7 μg/m3 (20) 51.0
 
Jan. 14, 2019, 5 p.m. 29.4 ppb (27) 10.4 ppb (10) 24.1 ppb (22) 19.0 ppb (18) 15.1 ppb (14) 0.0 ppb (0) 6.0 ppb (5) 0.44 ppb (5) 16.0 μg/m3 (15) 4.9 μg/m3 (20) 27.0
 
Jan. 14, 2019, 4 p.m. 34.4 ppb (32) 12.5 ppb (12) 29.3 ppb (27) 22.0 ppb (20) 17.5 ppb (16) 0.0 ppb (0) 4.0 ppb (3) 0.47 ppb (5) 18.0 μg/m3 (16) 6.9 μg/m3 (29) 32.0
 
Jan. 14, 2019, 3 p.m. 39.6 ppb (37) 16.5 ppb (15) 32.9 ppb (30) 23.0 ppb (21) 18.7 ppb (17) 0.0 ppb (0) 2.0 ppb (2) 0.55 ppb (6) 15.0 μg/m3 (14) 8.0 μg/m3 (33) 37.0
 
Jan. 14, 2019, 2 p.m. 56.0 ppb (52) 35.0 ppb (32) 48.7 ppb (45) 21.0 ppb (19) 17.1 ppb (16) 0.0 ppb (0) 1.0 ppb (1) 0.72 ppb (8) 21.0 μg/m3 (19) 10.9 μg/m3 (45) 52.0
 
Jan. 14, 2019, 1 p.m. 56.8 ppb (53) 36.3 ppb (34) 49.0 ppb (45) 21.0 ppb (19) 17.4 ppb (16) 0.0 ppb (0) 1.0 ppb (1) 0.65 ppb (7) 17.0 μg/m3 (15) 12.7 μg/m3 (51) 53.0
 
Jan. 14, 2019, noon N/A N/A 33.2 ppb (31) N/A 16.1 ppb (15) 0.0 ppb (0) N/A 0.48 ppb (5) 17.0 μg/m3 (15) 13.0 μg/m3 (52) 52.0
 
Jan. 14, 2019, 11 a.m. 31.2 ppb (29) 9.6 ppb (9) 28.7 ppb (27) 22.0 ppb (20) 18.4 ppb (17) 0.0 ppb (0) 1.0 ppb (1) 0.39 ppb (4) 11.0 μg/m3 (10) 12.4 μg/m3 (51) 51.0
 
Jan. 14, 2019, 10 a.m. 29.4 ppb (27) 7.2 ppb (7) 24.3 ppb (23) 22.0 ppb (20) 18.3 ppb (17) 0.0 ppb (0) 1.0 ppb (1) 0.42 ppb (5) 15.0 μg/m3 (14) 11.7 μg/m3 (49) 49.0
 
Jan. 14, 2019, 9 a.m. 34.4 ppb (32) 10.9 ppb (10) 29.1 ppb (27) 24.0 ppb (22) 19.7 ppb (18) 0.0 ppb (0) 1.0 ppb (1) 0.5 ppb (6) 18.0 μg/m3 (16) 10.9 μg/m3 (45) 45.0
 
Jan. 14, 2019, 8 a.m. 23.4 ppb (22) 2.7 ppb (3) 18.4 ppb (17) 21.0 ppb (19) 16.5 ppb (15) 0.0 ppb (0) 4.0 ppb (3) 0.41 ppb (5) 11.0 μg/m3 (10) 10.3 μg/m3 (43) 43.0
 
Jan. 14, 2019, 7 a.m. 19.2 ppb (18) 1.7 ppb (2) 14.6 ppb (14) 17.0 ppb (16) 13.5 ppb (12) 0.0 ppb (0) 9.0 ppb (7) 0.38 ppb (4) 11.0 μg/m3 (10) 11.4 μg/m3 (48) 48.0
 
Jan. 14, 2019, 6 a.m. 29.1 ppb (27) 8.4 ppb (8) 23.8 ppb (22) 21.0 ppb (19) 16.9 ppb (16) 0.0 ppb (0) 4.0 ppb (3) 0.51 ppb (6) 21.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2019, 5 a.m. 24.4 ppb (23) 3.7 ppb (3) 19.3 ppb (18) 21.0 ppb (19) 16.5 ppb (15) 0.0 ppb (0) 5.0 ppb (4) 0.42 ppb (5) 18.0 μg/m3 (16) 12.1 μg/m3 (50) 50.0
 
Jan. 14, 2019, 4 a.m. 18.9 ppb (18) 3.0 ppb (3) 14.6 ppb (14) 16.0 ppb (15) 12.7 ppb (12) 0.0 ppb (0) 13.0 ppb (10) 0.38 ppb (4) 18.0 μg/m3 (16) 12.9 μg/m3 (52) 52.0
 
Jan. 14, 2019, 3 a.m. 41.2 ppb (38) 11.2 ppb (10) 34.1 ppb (32) 30.0 ppb (28) 25.3 ppb (23) 0.0 ppb (0) 4.0 ppb (3) 0.76 ppb (8) 34.0 μg/m3 (31) 20.8 μg/m3 (69) 69.0
 
Jan. 14, 2019, 2 a.m. 51.2 ppb (47) 17.1 ppb (16) 41.9 ppb (39) 34.0 ppb (31) 28.6 ppb (26) 0.0 ppb (0) 2.0 ppb (2) 0.86 ppb (10) 37.0 μg/m3 (34) 17.3 μg/m3 (61) 61.0
 
Jan. 14, 2019, 1 a.m. 33.8 ppb (31) 6.4 ppb (6) 27.5 ppb (25) 27.0 ppb (25) 22.3 ppb (21) 0.0 ppb (0) 9.0 ppb (7) 0.57 ppb (6) 24.0 μg/m3 (22) 6.1 μg/m3 (25) 31.0
 
Jan. 14, 2019, midnight 8.5 ppb (8) 0.6 ppb (1) 5.2 ppb (5) 8.0 ppb (7) 4.8 ppb (4) 0.0 ppb (0) 30.0 ppb (23) 0.24 ppb (3) 8.0 μg/m3 (7) 4.8 μg/m3 (20) 23.0
 
Jan. 13, 2019, 11 p.m. 7.1 ppb (7) 0.8 ppb (1) 3.9 ppb (4) 6.0 ppb (6) 3.5 ppb (3) 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) 6.0 μg/m3 (5) 5.7 μg/m3 (24) 25.0
 
Jan. 13, 2019, 10 p.m. 6.4 ppb (6) 0.9 ppb (1) 3.5 ppb (3) 6.0 ppb (6) 3.0 ppb (3) 0.0 ppb (0) 34.0 ppb (26) 0.18 ppb (2) 7.0 μg/m3 (6) 4.8 μg/m3 (20) 26.0
 
Jan. 13, 2019, 9 p.m. 6.4 ppb (6) 1.1 ppb (1) 3.7 ppb (3) 5.0 ppb (5) 3.0 ppb (3) 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) 7.0 μg/m3 (6) 2.4 μg/m3 (10) 25.0
 
Jan. 13, 2019, 8 p.m. 6.1 ppb (6) 1.6 ppb (1) 3.3 ppb (3) 5.0 ppb (5) 2.4 ppb (2) 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) 5.0 μg/m3 (5) 3.3 μg/m3 (14) 25.0
 
Jan. 13, 2019, 7 p.m. 10.0 ppb (9) 2.9 ppb (3) 6.9 ppb (6) 7.0 ppb (6) 4.7 ppb (4) 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) 10.0 μg/m3 (9) 5.6 μg/m3 (23) 23.0
 
Jan. 13, 2019, 6 p.m. 8.7 ppb (8) 2.6 ppb (2) 5.9 ppb (5) 6.0 ppb (6) 3.8 ppb (4) 0.0 ppb (0) 26.0 ppb (20) 0.21 ppb (2) 7.0 μg/m3 (6) 5.5 μg/m3 (23) 23.0
 
Jan. 13, 2019, 5 p.m. 16.3 ppb (15) 7.3 ppb (7) 14.1 ppb (13) 9.0 ppb (8) 7.4 ppb (7) 0.0 ppb (0) 18.0 ppb (14) 0.28 ppb (3) 8.0 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
Jan. 13, 2019, 4 p.m. 19.9 ppb (18) 7.1 ppb (7) 16.0 ppb (15) 13.0 ppb (12) 9.5 ppb (9) 0.0 ppb (0) 10.0 ppb (8) 0.33 ppb (4) 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
Jan. 13, 2019, 3 p.m. 19.1 ppb (18) 4.6 ppb (4) 14.4 ppb (13) 15.0 ppb (14) 10.5 ppb (10) 0.0 ppb (0) 6.0 ppb (5) 0.28 ppb (3) 7.0 μg/m3 (6) 5.3 μg/m3 (22) 22.0
 
Jan. 13, 2019, 2 p.m. 22.3 ppb (21) 5.7 ppb (5) 17.5 ppb (16) 17.0 ppb (16) 12.6 ppb (12) 0.0 ppb (0) 4.0 ppb (3) 0.29 ppb (3) 11.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
Jan. 13, 2019, 1 p.m. 20.6 ppb (19) 4.7 ppb (4) 15.8 ppb (15) 16.0 ppb (15) 12.3 ppb (11) 0.0 ppb (0) 4.0 ppb (3) 0.32 ppb (4) 8.0 μg/m3 (7) 6.5 μg/m3 (27) 27.0
 
Jan. 13, 2019, noon N/A N/A 15.8 ppb (15) N/A 12.7 ppb (12) 0.0 ppb (0) N/A 0.3 ppb (3) 10.0 μg/m3 (9) 8.0 μg/m3 (33) 33.0
 
Jan. 13, 2019, 11 a.m. 26.5 ppb (25) 6.6 ppb (6) 20.5 ppb (19) 20.0 ppb (19) 15.6 ppb (14) 0.0 ppb (0) 3.0 ppb (2) 0.34 ppb (4) 9.0 μg/m3 (8) 9.1 μg/m3 (38) 38.0
 
Jan. 13, 2019, 10 a.m. 26.5 ppb (25) 7.2 ppb (7) 18.5 ppb (17) 19.0 ppb (18) 14.9 ppb (14) 0.0 ppb (0) 5.0 ppb (4) 0.37 ppb (4) 18.0 μg/m3 (16) 8.4 μg/m3 (35) 35.0
 
Jan. 13, 2019, 9 a.m. 18.4 ppb (17) 2.1 ppb (2) 14.0 ppb (13) 16.0 ppb (15) 12.9 ppb (12) 0.0 ppb (0) 8.0 ppb (6) 0.42 ppb (5) 18.0 μg/m3 (16) 16.6 μg/m3 (60) 60.0
 
Jan. 13, 2019, 8 a.m. 24.2 ppb (22) 4.7 ppb (4) 19.4 ppb (18) 20.0 ppb (19) 16.0 ppb (15) 0.0 ppb (0) 6.0 ppb (5) 0.48 ppb (5) 22.0 μg/m3 (20) 14.2 μg/m3 (55) 55.0
 
Jan. 13, 2019, 7 a.m. 28.3 ppb (26) 6.0 ppb (6) 23.1 ppb (21) 22.0 ppb (20) 18.7 ppb (17) 0.0 ppb (0) 4.0 ppb (3) 0.51 ppb (6) 19.0 μg/m3 (17) 18.2 μg/m3 (63) 63.0
 
Jan. 13, 2019, 6 a.m. 31.8 ppb (29) 7.8 ppb (7) 26.5 ppb (25) 24.0 ppb (22) 20.3 ppb (19) 0.0 ppb (0) 4.0 ppb (3) 0.6 ppb (7) 31.0 μg/m3 (28) 27.7 μg/m3 (83) 83.0
 
Jan. 13, 2019, 5 a.m. 43.3 ppb (40) 14.7 ppb (14) 37.9 ppb (35) 29.0 ppb (27) 25.0 ppb (23) 0.0 ppb (0) 2.0 ppb (2) 0.83 ppb (9) 37.0 μg/m3 (34) 25.7 μg/m3 (79) 79.0
 
Jan. 13, 2019, 4 a.m. 49.3 ppb (46) 16.9 ppb (16) 43.2 ppb (40) 32.0 ppb (30) 28.6 ppb (26) 0.0 ppb (0) 2.0 ppb (2) 0.99 ppb (11) 47.0 μg/m3 (43) 28.3 μg/m3 (85) 85.0
 
Jan. 13, 2019, 3 a.m. 41.1 ppb (38) 11.7 ppb (11) 37.0 ppb (34) 29.0 ppb (27) 26.1 ppb (24) 0.0 ppb (0) 5.0 ppb (4) 0.84 ppb (9) 36.0 μg/m3 (33) 26.7 μg/m3 (81) 81.0
 
Jan. 13, 2019, 2 a.m. 20.6 ppb (19) 1.2 ppb (1) 16.8 ppb (16) 20.0 ppb (19) 16.1 ppb (15) 0.0 ppb (0) 18.0 ppb (14) 0.46 ppb (5) 29.0 μg/m3 (26) 15.9 μg/m3 (58) 58.0
 
Jan. 13, 2019, 1 a.m. 17.6 ppb (16) 1.0 ppb (1) 21.2 ppb (20) 16.0 ppb (15) 14.5 ppb (13) 0.0 ppb (0) 23.0 ppb (18) 0.37 ppb (4) 20.0 μg/m3 (18) 9.1 μg/m3 (38) 38.0
 
Jan. 13, 2019, midnight 8.1 ppb (8) 1.2 ppb (1) 6.8 ppb (6) 7.0 ppb (6) 4.8 ppb (4) 0.0 ppb (0) 34.0 ppb (26) 0.19 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 26.0
 
Jan. 12, 2019, 11 p.m. 5.6 ppb (5) 1.2 ppb (1) 3.7 ppb (3) 4.0 ppb (4) 2.1 ppb (2) 0.0 ppb (0) 37.0 ppb (28) 0.15 ppb (2) 6.0 μg/m3 (5) 3.8 μg/m3 (16) 28.0
 
Jan. 12, 2019, 10 p.m. 6.6 ppb (6) 2.1 ppb (2) 4.4 ppb (4) 5.0 ppb (5) 2.0 ppb (2) 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 28.0
 
Jan. 12, 2019, 9 p.m. 4.8 ppb (4) 0.9 ppb (1) 1.9 ppb (2) 4.0 ppb (4) 1.4 ppb (1) 0.0 ppb (0) 38.0 ppb (29) 0.18 ppb (2) 7.0 μg/m3 (6) 2.8 μg/m3 (12) 29.0
 
Jan. 12, 2019, 8 p.m. 6.0 ppb (6) 1.6 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 2.0 ppb (2) 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) 3.0 μg/m3 (3) 0.4 μg/m3 (2) 28.0
 
Jan. 12, 2019, 7 p.m. 4.6 ppb (4) 1.3 ppb (1) 1.3 ppb (1) 3.0 ppb (3) 0.7 ppb (1) 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) 4.0 μg/m3 (4) 0.2 μg/m3 (1) 28.0
 
Jan. 12, 2019, 6 p.m. 10.6 ppb (10) 3.9 ppb (4) 7.7 ppb (7) 7.0 ppb (6) 4.3 ppb (4) 0.0 ppb (0) 28.0 ppb (22) 0.21 ppb (2) 7.0 μg/m3 (6) 5.5 μg/m3 (23) 23.0
 
Jan. 12, 2019, 5 p.m. 30.7 ppb (28) 14.4 ppb (13) 26.1 ppb (24) 16.0 ppb (15) 13.5 ppb (12) 0.0 ppb (0) 9.0 ppb (7) 0.46 ppb (5) 18.0 μg/m3 (16) 9.1 μg/m3 (38) 38.0
 
Jan. 12, 2019, 4 p.m. 57.8 ppb (54) 39.2 ppb (36) 51.4 ppb (48) 19.0 ppb (18) 16.7 ppb (15) 0.0 ppb (0) 2.0 ppb (2) 0.77 ppb (9) 30.0 μg/m3 (27) 16.3 μg/m3 (59) 59.0
 
Jan. 12, 2019, 3 p.m. 36.0 ppb (33) 18.2 ppb (17) 33.9 ppb (31) 18.0 ppb (17) 17.0 ppb (16) 0.0 ppb (0) 1.0 ppb (1) 0.52 ppb (6) 18.0 μg/m3 (16) 10.8 μg/m3 (45) 45.0
 
Jan. 12, 2019, 2 p.m. 21.7 ppb (20) 5.0 ppb (5) 18.5 ppb (17) 17.0 ppb (16) 14.4 ppb (13) 0.0 ppb (0) 2.0 ppb (2) 0.38 ppb (4) 20.0 μg/m3 (18) 10.7 μg/m3 (45) 45.0
 
Jan. 12, 2019, 1 p.m. 15.8 ppb (15) 3.5 ppb (3) 12.4 ppb (11) 12.0 ppb (11) 9.9 ppb (9) 0.0 ppb (0) 7.0 ppb (5) 0.27 ppb (3) 14.0 μg/m3 (13) 12.6 μg/m3 (51) 51.0
 
Jan. 12, 2019, noon N/A N/A 14.3 ppb (13) N/A 11.0 ppb (10) 0.0 ppb (0) N/A 0.3 ppb (3) 20.0 μg/m3 (18) 12.5 μg/m3 (51) 51.0
 
Jan. 12, 2019, 11 a.m. 25.3 ppb (23) 9.3 ppb (9) 21.2 ppb (20) 16.0 ppb (15) 13.3 ppb (12) 0.0 ppb (0) 1.0 ppb (1) 0.43 ppb (5) 18.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2019, 10 a.m. 24.5 ppb (23) 8.4 ppb (8) 20.5 ppb (19) 16.0 ppb (15) 13.7 ppb (13) 0.0 ppb (0) 1.0 ppb (1) 0.43 ppb (5) 18.0 μg/m3 (16) 15.2 μg/m3 (57) 57.0
 
Jan. 12, 2019, 9 a.m. 35.3 ppb (33) 17.8 ppb (16) 30.0 ppb (28) 18.0 ppb (17) 14.9 ppb (14) 0.0 ppb (0) 1.0 ppb (1) 0.63 ppb (7) 26.0 μg/m3 (24) 15.3 μg/m3 (57) 57.0
 
Jan. 12, 2019, 8 a.m. 47.1 ppb (44) 27.4 ppb (25) 41.2 ppb (38) 20.0 ppb (19) 17.4 ppb (16) 0.0 ppb (0) 1.0 ppb (1) 0.75 ppb (8) 35.0 μg/m3 (32) 23.0 μg/m3 (73) 73.0
 
Jan. 12, 2019, 7 a.m. 67.9 ppb (65) 47.1 ppb (44) 60.8 ppb (57) 21.0 ppb (19) 19.5 ppb (18) 0.0 ppb (0) 1.0 ppb (1) 1.18 ppb (13) 50.0 μg/m3 (45) 33.2 μg/m3 (95) 95.0
 
Jan. 12, 2019, 6 a.m. 61.5 ppb (58) 39.1 ppb (36) 55.3 ppb (51) 22.0 ppb (20) 20.7 ppb (19) 0.0 ppb (0) 1.0 ppb (1) 1.01 ppb (11) 42.0 μg/m3 (38) 27.9 μg/m3 (84) 84.0
 
Jan. 12, 2019, 5 a.m. 69.7 ppb (67) 44.3 ppb (41) 62.7 ppb (59) 25.0 ppb (23) 23.4 ppb (22) 0.0 ppb (0) 1.0 ppb (1) 1.1 ppb (12) 42.0 μg/m3 (38) 25.5 μg/m3 (79) 79.0
 
Jan. 12, 2019, 4 a.m. 82.0 ppb (80) 55.5 ppb (52) 74.2 ppb (71) 26.0 ppb (24) 24.0 ppb (22) 0.0 ppb (0) 1.0 ppb (1) 1.19 ppb (13) 49.0 μg/m3 (45) 20.0 μg/m3 (67) 80.0
 
Jan. 12, 2019, 3 a.m. 69.6 ppb (67) 42.7 ppb (40) 61.8 ppb (58) 27.0 ppb (25) 24.6 ppb (23) 0.0 ppb (0) 1.0 ppb (1) 1.02 ppb (11) 45.0 μg/m3 (41) 23.4 μg/m3 (74) 74.0
 
Jan. 12, 2019, 2 a.m. 46.2 ppb (43) 17.7 ppb (16) 40.6 ppb (38) 28.0 ppb (26) 25.3 ppb (23) 0.0 ppb (0) 1.0 ppb (1) 0.66 ppb (7) 34.0 μg/m3 (31) 17.8 μg/m3 (62) 62.0
 
Jan. 12, 2019, 1 a.m. 32.6 ppb (30) 8.0 ppb (7) 29.2 ppb (27) 25.0 ppb (23) 22.3 ppb (21) 0.0 ppb (0) 2.0 ppb (2) 0.51 ppb (6) 29.0 μg/m3 (26) 14.0 μg/m3 (54) 54.0
 
Jan. 12, 2019, midnight 19.2 ppb (18) 3.1 ppb (3) 16.7 ppb (15) 16.0 ppb (15) 14.0 ppb (13) 0.0 ppb (0) 10.0 ppb (8) 0.36 ppb (4) 25.0 μg/m3 (23) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2019, 11 p.m. 18.7 ppb (17) 6.8 ppb (6) 14.2 ppb (13) 12.0 ppb (11) 9.9 ppb (9) 0.0 ppb (0) 16.0 ppb (12) 0.29 ppb (3) 24.0 μg/m3 (22) 8.6 μg/m3 (36) 36.0
 
Jan. 11, 2019, 10 p.m. 14.7 ppb (14) 4.2 ppb (4) 12.3 ppb (11) 11.0 ppb (10) 8.9 ppb (8) 0.0 ppb (0) 17.0 ppb (13) 0.28 ppb (3) 16.0 μg/m3 (15) 8.7 μg/m3 (36) 36.0
 
Jan. 11, 2019, 9 p.m. 14.9 ppb (14) 6.1 ppb (6) 12.5 ppb (12) 9.0 ppb (8) 7.2 ppb (7) 0.0 ppb (0) 17.0 ppb (13) 0.27 ppb (3) 14.0 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Jan. 11, 2019, 8 p.m. 11.9 ppb (11) 5.0 ppb (5) 9.2 ppb (9) 7.0 ppb (6) 5.0 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.24 ppb (3) 14.0 μg/m3 (13) 9.9 μg/m3 (41) 41.0
 
Jan. 11, 2019, 7 p.m. 12.3 ppb (11) 5.8 ppb (5) 9.5 ppb (9) 6.0 ppb (6) 3.9 ppb (4) 0.0 ppb (0) 13.0 ppb (10) 0.23 ppb (3) 10.0 μg/m3 (9) 9.3 μg/m3 (39) 39.0
 
Jan. 11, 2019, 6 p.m. 14.9 ppb (14) 8.3 ppb (8) 12.8 ppb (12) 7.0 ppb (6) 4.7 ppb (4) 0.0 ppb (0) 10.0 ppb (8) 0.25 ppb (3) 12.0 μg/m3 (11) 4.8 μg/m3 (20) 20.0
 
Jan. 11, 2019, 5 p.m. 12.6 ppb (12) 5.0 ppb (5) 9.3 ppb (9) 8.0 ppb (7) 5.0 ppb (5) 0.0 ppb (0) 7.0 ppb (5) 0.26 ppb (3) 10.0 μg/m3 (9) 2.9 μg/m3 (12) 12.0
 
Jan. 11, 2019, 4 p.m. 19.6 ppb (18) 9.9 ppb (9) 16.5 ppb (15) 10.0 ppb (9) 6.1 ppb (6) 0.0 ppb (0) 6.0 ppb (5) 0.28 ppb (3) 8.0 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
Jan. 11, 2019, 3 p.m. 10.9 ppb (10) 2.8 ppb (3) 6.8 ppb (6) 8.0 ppb (7) 4.5 ppb (4) 0.0 ppb (0) 9.0 ppb (7) 0.22 ppb (2) 3.0 μg/m3 (3) 3.5 μg/m3 (15) 15.0
 
Jan. 11, 2019, 2 p.m. 13.5 ppb (12) 4.3 ppb (4) 8.2 ppb (8) 9.0 ppb (8) 5.5 ppb (5) 0.0 ppb (0) 9.0 ppb (7) 0.2 ppb (2) 5.0 μg/m3 (5) 3.5 μg/m3 (15) 15.0
 
Jan. 11, 2019, 1 p.m. 11.5 ppb (11) 2.6 ppb (2) 7.9 ppb (7) 9.0 ppb (8) 6.1 ppb (6) 0.0 ppb (0) 10.0 ppb (8) 0.23 ppb (3) 5.0 μg/m3 (5) 4.3 μg/m3 (18) 18.0
 
Jan. 11, 2019, noon N/A N/A 8.1 ppb (8) N/A 5.4 ppb (5) 0.0 ppb (0) N/A 0.2 ppb (2) 5.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
Jan. 11, 2019, 11 a.m. 10.1 ppb (9) 2.8 ppb (3) 7.3 ppb (7) 7.0 ppb (6) 5.0 ppb (5) 0.0 ppb (0) 12.0 ppb (9) 0.18 ppb (2) 5.0 μg/m3 (5) 5.6 μg/m3 (23) 23.0
 
Jan. 11, 2019, 10 a.m. 10.6 ppb (10) 1.4 ppb (1) 6.9 ppb (6) 9.0 ppb (8) 5.6 ppb (5) 0.0 ppb (0) 11.0 ppb (8) 0.18 ppb (2) 7.0 μg/m3 (6) 4.4 μg/m3 (18) 18.0
 
Jan. 11, 2019, 9 a.m. 9.6 ppb (9) 2.5 ppb (2) 11.0 ppb (10) 7.0 ppb (6) 5.4 ppb (5) 0.0 ppb (0) 12.0 ppb (9) 0.21 ppb (2) 9.0 μg/m3 (8) 8.6 μg/m3 (36) 36.0
 
Jan. 11, 2019, 8 a.m. 9.5 ppb (9) 1.1 ppb (1) 6.9 ppb (6) 8.0 ppb (7) 6.1 ppb (6) 0.0 ppb (0) 10.0 ppb (8) 0.31 ppb (3) 15.0 μg/m3 (14) 13.3 μg/m3 (53) 53.0
 
Jan. 11, 2019, 7 a.m. 14.2 ppb (13) 4.2 ppb (4) 10.5 ppb (10) 10.0 ppb (9) 7.7 ppb (7) 0.0 ppb (0) 9.0 ppb (7) 0.35 ppb (4) 22.0 μg/m3 (20) 16.8 μg/m3 (60) 60.0
 
Jan. 11, 2019, 6 a.m. 11.7 ppb (11) 1.5 ppb (1) 8.2 ppb (8) 10.0 ppb (9) 7.2 ppb (7) 0.0 ppb (0) 10.0 ppb (8) 0.27 ppb (3) 14.0 μg/m3 (13) 9.8 μg/m3 (41) 41.0
 
Jan. 11, 2019, 5 a.m. 13.4 ppb (12) 2.5 ppb (2) 10.2 ppb (9) 11.0 ppb (10) 8.4 ppb (8) 0.0 ppb (0) 10.0 ppb (8) 0.27 ppb (3) 12.0 μg/m3 (11) 11.9 μg/m3 (50) 50.0
 
Jan. 11, 2019, 4 a.m. 20.2 ppb (19) 2.8 ppb (3) 17.0 ppb (16) 17.0 ppb (16) 14.5 ppb (13) 0.0 ppb (0) 7.0 ppb (5) 0.3 ppb (3) 10.0 μg/m3 (9) 12.0 μg/m3 (50) 50.0
 
Jan. 11, 2019, 3 a.m. 22.7 ppb (21) 2.3 ppb (2) 19.0 ppb (18) 20.0 ppb (19) 17.2 ppb (16) 0.0 ppb (0) 5.0 ppb (4) 0.38 ppb (4) 23.0 μg/m3 (21) 19.4 μg/m3 (66) 66.0
 
Jan. 11, 2019, 2 a.m. 17.3 ppb (16) 1.5 ppb (1) 14.1 ppb (13) 16.0 ppb (15) 13.3 ppb (12) 0.0 ppb (0) 9.0 ppb (7) 0.33 ppb (4) 22.0 μg/m3 (20) 10.6 μg/m3 (44) 44.0
 
Jan. 11, 2019, 1 a.m. 19.5 ppb (18) 1.5 ppb (1) 16.0 ppb (15) 18.0 ppb (17) 15.2 ppb (14) 0.0 ppb (0) 7.0 ppb (5) 0.39 ppb (4) 29.0 μg/m3 (26) 20.9 μg/m3 (69) 69.0
 
Jan. 11, 2019, midnight 25.9 ppb (24) 5.3 ppb (5) 21.9 ppb (20) 21.0 ppb (19) 17.5 ppb (16) 0.0 ppb (0) 8.0 ppb (6) 0.41 ppb (5) 26.0 μg/m3 (24) 15.3 μg/m3 (57) 57.0
 
Jan. 10, 2019, 11 p.m. 28.8 ppb (27) 9.7 ppb (9) 24.2 ppb (22) 19.0 ppb (18) 16.0 ppb (15) 0.0 ppb (0) 12.0 ppb (9) 0.38 ppb (4) 29.0 μg/m3 (26) 12.6 μg/m3 (51) 51.0
 
Jan. 10, 2019, 10 p.m. 22.3 ppb (21) 8.5 ppb (8) 18.0 ppb (17) 14.0 ppb (13) 11.4 ppb (11) 0.0 ppb (0) 16.0 ppb (12) 0.34 ppb (4) 18.0 μg/m3 (16) 10.8 μg/m3 (45) 45.0
 
Jan. 10, 2019, 9 p.m. 28.1 ppb (26) 12.7 ppb (12) 23.9 ppb (22) 15.0 ppb (14) 12.9 ppb (12) 0.0 ppb (0) 13.0 ppb (10) 0.37 ppb (4) 25.0 μg/m3 (23) 16.4 μg/m3 (59) 59.0
 
Jan. 10, 2019, 8 p.m. 32.0 ppb (30) 14.5 ppb (13) 26.8 ppb (25) 18.0 ppb (17) 14.2 ppb (13) 0.0 ppb (0) 11.0 ppb (8) 0.4 ppb (4) 21.0 μg/m3 (19) 9.5 μg/m3 (40) 40.0
 
Jan. 10, 2019, 7 p.m. 32.8 ppb (30) 16.3 ppb (15) 27.3 ppb (25) 16.0 ppb (15) 13.3 ppb (12) 0.0 ppb (0) 8.0 ppb (6) 0.43 ppb (5) 18.0 μg/m3 (16) N/A 30.0
 
Jan. 10, 2019, 6 p.m. 32.7 ppb (30) 16.6 ppb (15) 26.7 ppb (25) 16.0 ppb (15) 12.2 ppb (11) 0.0 ppb (0) 6.0 ppb (5) 0.44 ppb (5) 18.0 μg/m3 (16) 10.8 μg/m3 (45) 45.0
 
Jan. 10, 2019, 5 p.m. 23.3 ppb (22) 10.7 ppb (10) 18.4 ppb (17) 12.0 ppb (11) 8.7 ppb (8) 0.0 ppb (0) 7.0 ppb (5) 0.4 ppb (4) 12.0 μg/m3 (11) 11.2 μg/m3 (47) 47.0
 
Jan. 10, 2019, 4 p.m. 35.0 ppb (32) 17.7 ppb (16) 27.5 ppb (25) 17.0 ppb (16) 12.5 ppb (12) 0.0 ppb (0) 4.0 ppb (3) 0.54 ppb (6) 14.0 μg/m3 (13) 7.3 μg/m3 (30) 32.0
 
Jan. 10, 2019, 3 p.m. 24.0 ppb (22) 8.5 ppb (8) 18.6 ppb (17) 16.0 ppb (15) 10.4 ppb (10) 0.0 ppb (0) 4.0 ppb (3) 0.35 ppb (4) 4.0 μg/m3 (4) 1.6 μg/m3 (7) 22.0
 
Jan. 10, 2019, 2 p.m. 13.1 ppb (12) 1.0 ppb (1) 8.2 ppb (8) 12.0 ppb (11) 7.6 ppb (7) 0.0 ppb (0) 6.0 ppb (5) 0.27 ppb (3) 4.0 μg/m3 (4) 1.7 μg/m3 (7) 12.0
 
Jan. 10, 2019, 1 p.m. 18.0 ppb (17) 2.6 ppb (2) 13.1 ppb (12) 15.0 ppb (14) 11.2 ppb (10) 0.0 ppb (0) 3.0 ppb (2) 0.32 ppb (4) 8.0 μg/m3 (7) 6.6 μg/m3 (28) 28.0
 
Jan. 10, 2019, noon N/A N/A 23.5 ppb (22) N/A 12.9 ppb (12) 0.0 ppb (0) N/A 0.38 ppb (4) 9.0 μg/m3 (8) 11.8 μg/m3 (49) 49.0
 
Jan. 10, 2019, 11 a.m. 23.2 ppb (21) 8.3 ppb (8) 20.2 ppb (19) 15.0 ppb (14) 11.5 ppb (11) 0.0 ppb (0) 1.0 ppb (1) 0.45 ppb (5) 16.0 μg/m3 (15) 11.2 μg/m3 (47) 47.0
 
Jan. 10, 2019, 10 a.m. 21.3 ppb (20) 5.9 ppb (5) 24.1 ppb (22) 15.0 ppb (14) 13.1 ppb (12) 0.0 ppb (0) 1.0 ppb (1) 0.38 ppb (4) 10.0 μg/m3 (9) 7.6 μg/m3 (32) 32.0
 
Jan. 10, 2019, 9 a.m. 17.0 ppb (16) 2.4 ppb (2) 12.6 ppb (12) 15.0 ppb (14) 10.9 ppb (10) 0.0 ppb (0) 2.0 ppb (2) 0.36 ppb (4) 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
Jan. 10, 2019, 8 a.m. 14.2 ppb (13) 1.2 ppb (1) 9.8 ppb (9) 13.0 ppb (12) 9.2 ppb (9) 0.0 ppb (0) 6.0 ppb (5) 0.36 ppb (4) 15.0 μg/m3 (14) 10.7 μg/m3 (45) 45.0
 
Jan. 10, 2019, 7 a.m. 15.9 ppb (15) 1.0 ppb (1) 11.8 ppb (11) 15.0 ppb (14) 11.3 ppb (10) 0.0 ppb (0) 8.0 ppb (6) 0.39 ppb (4) 16.0 μg/m3 (15) 12.9 μg/m3 (52) 52.0
 
Jan. 10, 2019, 6 a.m. 23.5 ppb (22) 3.2 ppb (3) 18.5 ppb (17) 20.0 ppb (19) 16.1 ppb (15) 0.0 ppb (0) 5.0 ppb (4) 0.52 ppb (6) 12.0 μg/m3 (11) 11.3 μg/m3 (47) 47.0
 
Jan. 10, 2019, 5 a.m. 23.7 ppb (22) 2.7 ppb (3) 18.6 ppb (17) 21.0 ppb (19) 16.6 ppb (15) 0.0 ppb (0) 4.0 ppb (3) 0.47 ppb (5) 20.0 μg/m3 (18) 9.3 μg/m3 (39) 39.0
 
Jan. 10, 2019, 4 a.m. 19.6 ppb (18) 1.6 ppb (1) 14.5 ppb (13) 18.0 ppb (17) 13.4 ppb (12) 0.0 ppb (0) 8.0 ppb (6) 0.38 ppb (4) 10.0 μg/m3 (9) 4.6 μg/m3 (19) 19.0
 
Jan. 10, 2019, 3 a.m. 18.2 ppb (17) 3.1 ppb (3) 12.6 ppb (12) 15.0 ppb (14) 10.8 ppb (10) 0.0 ppb (0) 13.0 ppb (10) 0.33 ppb (4) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Jan. 10, 2019, 2 a.m. 14.7 ppb (14) 2.1 ppb (2) 10.3 ppb (10) 13.0 ppb (12) 8.5 ppb (8) 0.0 ppb (0) 18.0 ppb (14) 0.25 ppb (3) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Jan. 10, 2019, 1 a.m. 15.3 ppb (14) 4.4 ppb (4) 11.8 ppb (11) 11.0 ppb (10) 6.3 ppb (6) 0.0 ppb (0) 22.0 ppb (17) 0.22 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 17.0
 
Jan. 10, 2019, midnight 10.1 ppb (9) 2.0 ppb (2) 5.9 ppb (5) 8.0 ppb (7) 4.4 ppb (4) 0.0 ppb (0) 23.0 ppb (18) 0.2 ppb (2) 8.0 μg/m3 (7) 4.2 μg/m3 (18) 18.0
 
Jan. 9, 2019, 11 p.m. 21.3 ppb (20) 5.2 ppb (5) 15.3 ppb (14) 16.0 ppb (15) 11.7 ppb (11) 0.0 ppb (0) 16.0 ppb (12) 0.33 ppb (4) 9.0 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
Jan. 9, 2019, 10 p.m. 16.2 ppb (15) 2.8 ppb (3) 10.7 ppb (10) 13.0 ppb (12) 8.9 ppb (8) 0.0 ppb (0) 20.0 ppb (15) 0.27 ppb (3) 9.0 μg/m3 (8) 3.6 μg/m3 (15) 15.0
 
Jan. 9, 2019, 9 p.m. 12.4 ppb (11) 2.4 ppb (2) 7.8 ppb (7) 10.0 ppb (9) 5.9 ppb (5) 0.0 ppb (0) 24.0 ppb (18) 0.2 ppb (2) 5.0 μg/m3 (5) 0.8 μg/m3 (3) 18.0
 
Jan. 9, 2019, 8 p.m. 14.2 ppb (13) 4.5 ppb (4) 10.3 ppb (10) 10.0 ppb (9) 6.4 ppb (6) 0.0 ppb (0) 22.0 ppb (17) 0.18 ppb (2) 6.0 μg/m3 (5) 3.7 μg/m3 (15) 17.0
 
Jan. 9, 2019, 7 p.m. 20.0 ppb (19) 4.0 ppb (4) 14.6 ppb (14) 16.0 ppb (15) 11.7 ppb (11) 0.0 ppb (0) 17.0 ppb (13) 0.29 ppb (3) 9.0 μg/m3 (8) 5.6 μg/m3 (23) 23.0
 
Jan. 9, 2019, 6 p.m. 32.3 ppb (30) 10.1 ppb (9) 26.8 ppb (25) 22.0 ppb (20) 17.6 ppb (16) 0.0 ppb (0) 10.0 ppb (8) 0.36 ppb (4) 12.0 μg/m3 (11) 6.0 μg/m3 (25) 30.0
 
Jan. 9, 2019, 5 p.m. 25.9 ppb (24) 6.9 ppb (6) 20.1 ppb (19) 19.0 ppb (18) 14.7 ppb (14) 0.0 ppb (0) 10.0 ppb (8) 0.38 ppb (4) 11.0 μg/m3 (10) 6.6 μg/m3 (28) 28.0
 
Jan. 9, 2019, 4 p.m. 27.3 ppb (25) 7.8 ppb (7) 20.1 ppb (19) 19.0 ppb (18) 14.8 ppb (14) 0.0 ppb (0) 10.0 ppb (8) 0.38 ppb (4) 10.0 μg/m3 (9) 7.1 μg/m3 (30) 30.0
 
Jan. 9, 2019, 3 p.m. 23.0 ppb (21) 4.6 ppb (4) 17.4 ppb (16) 18.0 ppb (17) 14.1 ppb (13) 0.0 ppb (0) 9.0 ppb (7) 0.37 ppb (4) 8.0 μg/m3 (7) 6.7 μg/m3 (28) 28.0
 
Jan. 9, 2019, 2 p.m. 15.5 ppb (14) 2.3 ppb (2) 10.7 ppb (10) 13.0 ppb (12) 9.0 ppb (8) 0.0 ppb (0) 14.0 ppb (11) 0.25 ppb (3) 12.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
Jan. 9, 2019, 1 p.m. 13.7 ppb (13) 3.4 ppb (3) 7.0 ppb (6) 10.0 ppb (9) 5.5 ppb (5) 0.0 ppb (0) 16.0 ppb (12) 0.18 ppb (2) 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
Jan. 9, 2019, noon N/A N/A 5.0 ppb (5) N/A 4.9 ppb (5) 0.0 ppb (0) N/A 0.21 ppb (2) 14.0 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Jan. 9, 2019, 11 a.m. 10.7 ppb (10) 1.8 ppb (2) 7.2 ppb (7) 9.0 ppb (8) 6.7 ppb (6) 0.0 ppb (0) 14.0 ppb (11) 0.3 ppb (3) 16.0 μg/m3 (15) 15.9 μg/m3 (58) 58.0
 
Jan. 9, 2019, 10 a.m. 13.9 ppb (13) 1.4 ppb (1) 10.2 ppb (9) 13.0 ppb (12) 9.7 ppb (9) 0.0 ppb (0) 11.0 ppb (8) 0.33 ppb (4) 19.0 μg/m3 (17) 17.0 μg/m3 (61) 61.0
 
Jan. 9, 2019, 9 a.m. 27.8 ppb (26) 5.7 ppb (5) 22.4 ppb (21) 22.0 ppb (20) 18.2 ppb (17) 0.0 ppb (0) 3.0 ppb (2) 0.52 ppb (6) 26.0 μg/m3 (24) 22.1 μg/m3 (71) 71.0