AQSQID: 060590008

Site Name: Anaheim Near Road

Location: Anaheim (Santa Ana Fwy), CA

Reporting: True, Located: True

Current AQI: 12.0

Anaheim (Santa Ana Fwy) CA, US: 33.819305, -117.918759

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 21, 2019, 9 a.m. 13.5 ppb (12) 5.7 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.37 ppb (4) N/A N/A 12.0
 
July 21, 2019, 8 a.m. 17.2 ppb (16) 8.2 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.47 ppb (5) N/A N/A 16.0
 
July 21, 2019, 7 a.m. 19.1 ppb (18) 8.8 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.61 ppb (7) N/A N/A 18.0
 
July 21, 2019, 6 a.m. 20.0 ppb (19) 9.1 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.47 ppb (5) N/A N/A 19.0
 
July 21, 2019, 5 a.m. 24.0 ppb (22) 11.8 ppb (11) N/A 12.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A N/A 22.0
 
July 21, 2019, 4 a.m. 23.1 ppb (21) 10.9 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.54 ppb (6) N/A N/A 21.0
 
July 21, 2019, 3 a.m. 20.2 ppb (19) 8.6 ppb (8) N/A 12.0 ppb (11) N/A N/A N/A 0.54 ppb (6) N/A N/A 19.0
 
July 21, 2019, 2 a.m. 22.0 ppb (20) 10.1 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.49 ppb (5) N/A N/A 20.0
 
July 21, 2019, 1 a.m. 21.6 ppb (20) 10.2 ppb (9) N/A 11.0 ppb (10) N/A N/A N/A 0.48 ppb (5) N/A N/A 20.0
 
July 21, 2019, midnight 20.0 ppb (19) 9.6 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.45 ppb (5) N/A N/A 19.0
 
July 20, 2019, 11 p.m. 20.7 ppb (19) 10.4 ppb (10) N/A 10.0 ppb (9) N/A N/A N/A 0.5 ppb (6) N/A N/A 19.0
 
July 20, 2019, 10 p.m. 21.7 ppb (20) 9.3 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.48 ppb (5) N/A N/A 20.0
 
July 20, 2019, 9 p.m. 19.1 ppb (18) 8.6 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.41 ppb (5) N/A N/A 18.0
 
July 20, 2019, 8 p.m. 20.7 ppb (19) 9.0 ppb (8) N/A 12.0 ppb (11) N/A N/A N/A 0.45 ppb (5) N/A N/A 19.0
 
July 20, 2019, 7 p.m. 18.9 ppb (18) 7.9 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.46 ppb (5) N/A N/A 18.0
 
July 20, 2019, 6 p.m. 22.9 ppb (21) 9.7 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.56 ppb (6) N/A N/A 21.0
 
July 20, 2019, 5 p.m. 21.9 ppb (20) 10.4 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.45 ppb (5) N/A N/A 20.0
 
July 20, 2019, 4 p.m. 29.2 ppb (27) 15.7 ppb (15) N/A 13.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A N/A 27.0
 
July 20, 2019, 3 p.m. 17.8 ppb (16) 8.5 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.36 ppb (4) N/A N/A 16.0
 
July 20, 2019, 2 p.m. 34.9 ppb (32) 18.2 ppb (17) N/A 17.0 ppb (16) N/A N/A N/A 0.62 ppb (7) N/A N/A 32.0
 
July 20, 2019, 1 p.m. 32.5 ppb (30) 17.4 ppb (16) N/A 15.0 ppb (14) N/A N/A N/A 0.48 ppb (5) N/A N/A 30.0
 
July 20, 2019, noon 24.4 ppb (23) 10.9 ppb (10) N/A 13.0 ppb (12) N/A N/A N/A 0.34 ppb (4) N/A N/A 23.0
 
July 20, 2019, 11 a.m. 22.2 ppb (21) 10.8 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.31 ppb (3) N/A N/A 21.0
 
July 20, 2019, 10 a.m. 13.6 ppb (13) 5.6 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.24 ppb (3) N/A N/A 13.0
 
July 20, 2019, 9 a.m. 9.9 ppb (9) 3.6 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A N/A 9.0
 
July 20, 2019, 8 a.m. 15.3 ppb (14) 5.9 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.36 ppb (4) N/A N/A 14.0
 
July 20, 2019, 7 a.m. 23.8 ppb (22) 10.1 ppb (9) N/A 14.0 ppb (13) N/A N/A N/A 0.6 ppb (7) N/A N/A 22.0
 
July 20, 2019, 6 a.m. 32.7 ppb (30) 16.9 ppb (16) N/A 16.0 ppb (15) N/A N/A N/A 0.73 ppb (8) N/A N/A 30.0
 
July 20, 2019, 5 a.m. 39.4 ppb (36) 21.6 ppb (20) N/A 18.0 ppb (17) N/A N/A N/A 0.59 ppb (7) N/A N/A 36.0
 
July 20, 2019, 4 a.m. 32.1 ppb (30) 16.0 ppb (15) N/A 16.0 ppb (15) N/A N/A N/A 0.55 ppb (6) N/A N/A 30.0
 
July 20, 2019, 3 a.m. 33.5 ppb (31) 17.5 ppb (16) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 31.0
 
July 20, 2019, 2 a.m. 29.9 ppb (28) 15.9 ppb (15) N/A 14.0 ppb (13) N/A N/A N/A 0.48 ppb (5) N/A N/A 28.0
 
July 20, 2019, 1 a.m. 28.4 ppb (26) 16.6 ppb (15) N/A 12.0 ppb (11) N/A N/A N/A 0.53 ppb (6) N/A N/A 26.0
 
July 20, 2019, midnight 30.3 ppb (28) 18.1 ppb (17) N/A 12.0 ppb (11) N/A N/A N/A 0.49 ppb (5) N/A N/A 28.0
 
July 19, 2019, 11 p.m. 31.0 ppb (29) 17.7 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.55 ppb (6) N/A N/A 29.0
 
July 19, 2019, 10 p.m. 35.3 ppb (33) 21.3 ppb (20) N/A 14.0 ppb (13) N/A N/A N/A 0.45 ppb (5) N/A N/A 33.0
 
July 19, 2019, 9 p.m. 24.9 ppb (23) 14.1 ppb (13) N/A 11.0 ppb (10) N/A N/A N/A 0.42 ppb (5) N/A N/A 23.0
 
July 19, 2019, 8 p.m. 27.9 ppb (26) 15.6 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.37 ppb (4) N/A N/A 26.0
 
July 19, 2019, 7 p.m. 28.7 ppb (27) 16.3 ppb (15) N/A 12.0 ppb (11) N/A N/A N/A 0.41 ppb (5) N/A N/A 27.0
 
July 19, 2019, 6 p.m. 33.8 ppb (31) 18.0 ppb (17) N/A 16.0 ppb (15) N/A N/A N/A 0.47 ppb (5) N/A N/A 31.0
 
July 19, 2019, 5 p.m. 30.4 ppb (28) 16.3 ppb (15) N/A 14.0 ppb (13) N/A N/A N/A 0.46 ppb (5) N/A N/A 28.0
 
July 19, 2019, 4 p.m. 30.6 ppb (28) 17.2 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.39 ppb (4) N/A N/A 28.0
 
July 19, 2019, 3 p.m. 32.7 ppb (30) 19.7 ppb (18) N/A 13.0 ppb (12) N/A N/A N/A 0.54 ppb (6) N/A N/A 30.0
 
July 19, 2019, 2 p.m. 33.2 ppb (31) 21.1 ppb (20) N/A 12.0 ppb (11) N/A N/A N/A 0.55 ppb (6) N/A N/A 31.0
 
July 19, 2019, 1 p.m. 44.5 ppb (41) 29.6 ppb (27) N/A 15.0 ppb (14) N/A N/A N/A 0.74 ppb (8) N/A N/A 41.0
 
July 19, 2019, noon 44.8 ppb (41) 28.9 ppb (27) N/A 16.0 ppb (15) N/A N/A N/A 0.51 ppb (6) N/A N/A 41.0
 
July 19, 2019, 11 a.m. 28.2 ppb (26) 15.6 ppb (14) N/A 13.0 ppb (12) N/A N/A N/A 0.33 ppb (4) N/A N/A 26.0
 
July 19, 2019, 10 a.m. 17.3 ppb (16) 9.0 ppb (8) N/A 8.0 ppb (7) N/A N/A N/A 0.29 ppb (3) N/A N/A 16.0
 
July 19, 2019, 9 a.m. 12.6 ppb (12) 6.1 ppb (6) N/A 7.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A N/A 12.0
 
July 19, 2019, 8 a.m. 19.4 ppb (18) 9.8 ppb (9) N/A 10.0 ppb (9) N/A N/A N/A 0.34 ppb (4) N/A N/A 18.0
 
July 19, 2019, 7 a.m. 31.1 ppb (29) 17.1 ppb (16) N/A 14.0 ppb (13) N/A N/A N/A 0.54 ppb (6) N/A N/A 29.0
 
July 19, 2019, 6 a.m. 26.2 ppb (24) 13.7 ppb (13) N/A 12.0 ppb (11) N/A N/A N/A 0.58 ppb (6) N/A N/A 24.0
 
July 19, 2019, 5 a.m. 36.5 ppb (34) 20.5 ppb (19) N/A 16.0 ppb (15) N/A N/A N/A 0.58 ppb (6) N/A N/A 34.0
 
July 19, 2019, 4 a.m. 37.4 ppb (35) 19.9 ppb (18) N/A 18.0 ppb (17) N/A N/A N/A 0.51 ppb (6) N/A N/A 35.0
 
July 19, 2019, 3 a.m. 33.6 ppb (31) 17.6 ppb (16) N/A 16.0 ppb (15) N/A N/A N/A 0.54 ppb (6) N/A N/A 31.0
 
July 19, 2019, 2 a.m. 25.4 ppb (24) 13.2 ppb (12) N/A 12.0 ppb (11) N/A N/A N/A 0.47 ppb (5) N/A N/A 24.0
 
July 19, 2019, 1 a.m. 31.2 ppb (29) 17.7 ppb (16) N/A 14.0 ppb (13) N/A N/A N/A 0.52 ppb (6) N/A N/A 29.0
 
July 19, 2019, midnight 32.2 ppb (30) 19.8 ppb (18) N/A 12.0 ppb (11) N/A N/A N/A 0.52 ppb (6) N/A N/A 30.0
 
July 18, 2019, 11 p.m. 31.6 ppb (29) 18.0 ppb (17) N/A 14.0 ppb (13) N/A N/A N/A 0.55 ppb (6) N/A N/A 29.0
 
July 18, 2019, 10 p.m. 30.8 ppb (29) 17.4 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A N/A 29.0
 
July 18, 2019, 9 p.m. 26.8 ppb (25) 13.2 ppb (12) N/A 14.0 ppb (13) N/A N/A N/A 0.45 ppb (5) N/A N/A 25.0
 
July 18, 2019, 8 p.m. 30.2 ppb (28) 14.9 ppb (14) N/A 15.0 ppb (14) N/A N/A N/A 0.45 ppb (5) N/A N/A 28.0
 
July 18, 2019, 7 p.m. 32.9 ppb (30) 16.1 ppb (15) N/A 17.0 ppb (16) N/A N/A N/A 0.49 ppb (5) N/A N/A 30.0
 
July 18, 2019, 6 p.m. 33.3 ppb (31) 17.7 ppb (16) N/A 16.0 ppb (15) N/A N/A N/A 0.54 ppb (6) N/A N/A 31.0
 
July 18, 2019, 5 p.m. 35.0 ppb (32) 20.8 ppb (19) N/A 14.0 ppb (13) N/A N/A N/A 0.52 ppb (6) N/A N/A 32.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
July 18, 2019, 3 p.m. 41.4 ppb (38) 25.4 ppb (24) N/A 16.0 ppb (15) N/A N/A N/A 0.63 ppb (7) N/A N/A 38.0
 
July 18, 2019, 2 p.m. 46.2 ppb (43) 29.2 ppb (27) N/A 17.0 ppb (16) N/A N/A N/A 0.71 ppb (8) N/A N/A 43.0
 
July 18, 2019, 1 p.m. 53.0 ppb (49) 35.2 ppb (33) N/A 18.0 ppb (17) N/A N/A N/A 0.73 ppb (8) N/A N/A 49.0
 
July 18, 2019, noon 43.0 ppb (40) 26.7 ppb (25) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 40.0
 
July 18, 2019, 11 a.m. 30.4 ppb (28) 17.2 ppb (16) N/A 13.0 ppb (12) N/A N/A N/A 0.34 ppb (4) N/A N/A 28.0
 
July 18, 2019, 10 a.m. 23.7 ppb (22) 12.2 ppb (11) N/A 12.0 ppb (11) N/A N/A N/A 0.28 ppb (3) N/A N/A 22.0
 
July 18, 2019, 9 a.m. 15.5 ppb (14) 6.4 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.28 ppb (3) N/A N/A 14.0
 
July 18, 2019, 8 a.m. 18.6 ppb (17) 8.6 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A 0.31 ppb (3) N/A N/A 17.0
 
July 18, 2019, 7 a.m. 23.7 ppb (22) 11.7 ppb (11) N/A 12.0 ppb (11) N/A N/A N/A 0.46 ppb (5) N/A N/A 22.0
 
July 18, 2019, 6 a.m. 28.2 ppb (26) 15.2 ppb (14) N/A 13.0 ppb (12) N/A N/A N/A 0.63 ppb (7) N/A N/A 26.0
 
July 18, 2019, 5 a.m. 32.2 ppb (30) 17.7 ppb (16) N/A 14.0 ppb (13) N/A N/A N/A 0.48 ppb (5) N/A N/A 30.0
 
July 18, 2019, 4 a.m. 31.8 ppb (29) 17.6 ppb (16) N/A 14.0 ppb (13) N/A N/A N/A 0.51 ppb (6) N/A N/A 29.0
 
July 18, 2019, 3 a.m. 34.4 ppb (32) 19.9 ppb (18) N/A 14.0 ppb (13) N/A N/A N/A 0.48 ppb (5) N/A N/A 32.0
 
July 18, 2019, 2 a.m. 27.0 ppb (25) 15.5 ppb (14) N/A 12.0 ppb (11) N/A N/A N/A 0.43 ppb (5) N/A N/A 25.0
 
July 18, 2019, 1 a.m. 25.3 ppb (23) 16.2 ppb (15) N/A 9.0 ppb (8) N/A N/A N/A 0.51 ppb (6) N/A N/A 23.0
 
July 18, 2019, midnight 33.2 ppb (31) 21.3 ppb (20) N/A 12.0 ppb (11) N/A N/A N/A 0.49 ppb (5) N/A N/A 31.0
 
July 17, 2019, 11 p.m. 29.9 ppb (28) 19.2 ppb (18) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 28.0
 
July 17, 2019, 10 p.m. 29.0 ppb (27) 17.9 ppb (17) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 27.0
 
July 17, 2019, 9 p.m. 25.5 ppb (24) 15.2 ppb (14) N/A 10.0 ppb (9) N/A N/A N/A 0.4 ppb (4) N/A N/A 24.0
 
July 17, 2019, 8 p.m. 24.4 ppb (23) 13.6 ppb (13) N/A 11.0 ppb (10) N/A N/A N/A 0.38 ppb (4) N/A N/A 23.0
 
July 17, 2019, 7 p.m. 28.3 ppb (26) 15.6 ppb (14) N/A 13.0 ppb (12) N/A N/A N/A 0.41 ppb (5) N/A N/A 26.0
 
July 17, 2019, 6 p.m. 36.5 ppb (34) 19.9 ppb (18) N/A 17.0 ppb (16) N/A N/A N/A 0.48 ppb (5) N/A N/A 34.0
 
July 17, 2019, 5 p.m. 37.3 ppb (35) 19.5 ppb (18) N/A 18.0 ppb (17) N/A N/A N/A 0.55 ppb (6) N/A N/A 35.0
 
July 17, 2019, 4 p.m. 39.2 ppb (36) 23.4 ppb (22) N/A 16.0 ppb (15) N/A N/A N/A 0.52 ppb (6) N/A N/A 36.0
 
July 17, 2019, 3 p.m. 32.8 ppb (30) 19.8 ppb (18) N/A 13.0 ppb (12) N/A N/A N/A 0.53 ppb (6) N/A N/A 30.0
 
July 17, 2019, 2 p.m. 43.2 ppb (40) 25.7 ppb (24) N/A 17.0 ppb (16) N/A N/A N/A 0.59 ppb (7) N/A N/A 40.0
 
July 17, 2019, 1 p.m. 46.4 ppb (43) 28.6 ppb (26) N/A 18.0 ppb (17) N/A N/A N/A 0.64 ppb (7) N/A N/A 43.0
 
July 17, 2019, noon 34.8 ppb (32) 20.0 ppb (19) N/A 15.0 ppb (14) N/A N/A N/A 0.48 ppb (5) N/A N/A 32.0
 
July 17, 2019, 11 a.m. 25.2 ppb (23) 12.7 ppb (12) N/A 13.0 ppb (12) N/A N/A N/A 0.37 ppb (4) N/A N/A 23.0
 
July 17, 2019, 10 a.m. 18.7 ppb (17) 7.9 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.27 ppb (3) N/A N/A 17.0
 
July 17, 2019, 9 a.m. 10.2 ppb (9) 3.4 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.21 ppb (2) N/A N/A 9.0
 
July 17, 2019, 8 a.m. 11.7 ppb (11) 4.4 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A N/A 11.0
 
July 17, 2019, 7 a.m. 14.3 ppb (13) 6.1 ppb (6) N/A 8.0 ppb (7) N/A N/A N/A 0.33 ppb (4) N/A N/A 13.0
 
July 17, 2019, 6 a.m. 21.8 ppb (20) 10.3 ppb (10) N/A 11.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A N/A 20.0
 
July 17, 2019, 5 a.m. 34.8 ppb (32) 19.2 ppb (18) N/A 16.0 ppb (15) N/A N/A N/A 0.52 ppb (6) N/A N/A 32.0
 
July 17, 2019, 4 a.m. 27.8 ppb (26) 14.3 ppb (13) N/A 13.0 ppb (12) N/A N/A N/A 0.46 ppb (5) N/A N/A 26.0
 
July 17, 2019, 3 a.m. 22.0 ppb (20) 11.6 ppb (11) N/A 10.0 ppb (9) N/A N/A N/A 0.42 ppb (5) N/A N/A 20.0
 
July 17, 2019, 2 a.m. 24.5 ppb (23) 12.9 ppb (12) N/A 12.0 ppb (11) N/A N/A N/A 0.48 ppb (5) N/A N/A 23.0
 
July 17, 2019, 1 a.m. 29.0 ppb (27) 16.2 ppb (15) N/A 13.0 ppb (12) N/A N/A N/A 0.61 ppb (7) N/A N/A 27.0
 
July 17, 2019, midnight 27.3 ppb (25) 16.4 ppb (15) N/A 11.0 ppb (10) N/A N/A N/A 0.47 ppb (5) N/A N/A 25.0
 
July 16, 2019, 11 p.m. 27.5 ppb (25) 18.6 ppb (17) N/A 9.0 ppb (8) N/A N/A N/A 0.59 ppb (7) N/A N/A 25.0
 
July 16, 2019, 10 p.m. 28.2 ppb (26) 16.7 ppb (15) N/A 11.0 ppb (10) N/A N/A N/A 0.53 ppb (6) N/A N/A 26.0
 
July 16, 2019, 9 p.m. 28.8 ppb (27) 15.1 ppb (14) N/A 14.0 ppb (13) N/A N/A N/A 0.45 ppb (5) N/A N/A 27.0
 
July 16, 2019, 8 p.m. 30.2 ppb (28) 15.0 ppb (14) N/A 15.0 ppb (14) N/A N/A N/A 0.47 ppb (5) N/A N/A 28.0
 
July 16, 2019, 7 p.m. 30.3 ppb (28) 14.4 ppb (13) N/A 16.0 ppb (15) N/A N/A N/A 0.5 ppb (6) N/A N/A 28.0
 
July 16, 2019, 6 p.m. 33.3 ppb (31) 16.2 ppb (15) N/A 17.0 ppb (16) N/A N/A N/A 0.48 ppb (5) N/A N/A 31.0
 
July 16, 2019, 5 p.m. 35.2 ppb (33) 18.0 ppb (17) N/A 17.0 ppb (16) N/A N/A N/A 0.59 ppb (7) N/A N/A 33.0
 
July 16, 2019, 4 p.m. 44.1 ppb (41) 24.8 ppb (23) N/A 19.0 ppb (18) N/A N/A N/A 0.64 ppb (7) N/A N/A 41.0
 
July 16, 2019, 3 p.m. 46.5 ppb (43) 29.4 ppb (27) N/A 17.0 ppb (16) N/A N/A N/A 0.68 ppb (8) N/A N/A 43.0
 
July 16, 2019, 2 p.m. 57.8 ppb (54) 40.1 ppb (37) N/A 18.0 ppb (17) N/A N/A N/A 0.84 ppb (9) N/A N/A 54.0
 
July 16, 2019, 1 p.m. 53.7 ppb (50) 34.6 ppb (32) N/A 19.0 ppb (18) N/A N/A N/A 0.83 ppb (9) N/A N/A 50.0
 
July 16, 2019, noon 44.5 ppb (41) 27.5 ppb (25) N/A 17.0 ppb (16) N/A N/A N/A 0.62 ppb (7) N/A N/A 41.0
 
July 16, 2019, 11 a.m. 36.8 ppb (34) 20.5 ppb (19) N/A 16.0 ppb (15) N/A N/A N/A 0.49 ppb (5) N/A N/A 34.0
 
July 16, 2019, 10 a.m. 29.9 ppb (28) 14.0 ppb (13) N/A 16.0 ppb (15) N/A N/A N/A 0.37 ppb (4) N/A N/A 28.0
 
July 16, 2019, 9 a.m. 19.3 ppb (18) 7.8 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.3 ppb (3) N/A N/A 18.0
 
July 16, 2019, 8 a.m. 20.2 ppb (19) 9.0 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A 0.39 ppb (4) N/A N/A 19.0
 
July 16, 2019, 7 a.m. 29.0 ppb (27) 13.8 ppb (13) N/A 15.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A N/A 27.0
 
July 16, 2019, 6 a.m. 31.7 ppb (29) 15.8 ppb (15) N/A 16.0 ppb (15) N/A N/A N/A 0.61 ppb (7) N/A N/A 29.0
 
July 16, 2019, 5 a.m. 33.2 ppb (31) 16.1 ppb (15) N/A 17.0 ppb (16) N/A N/A N/A 0.64 ppb (7) N/A N/A 31.0
 
July 16, 2019, 4 a.m. 33.0 ppb (31) 15.1 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.51 ppb (6) N/A N/A 31.0
 
July 16, 2019, 3 a.m. 32.9 ppb (30) 15.1 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.56 ppb (6) N/A N/A 30.0
 
July 16, 2019, 2 a.m. 28.0 ppb (26) 11.8 ppb (11) N/A 16.0 ppb (15) N/A N/A N/A 0.56 ppb (6) N/A N/A 26.0
 
July 16, 2019, 1 a.m. 30.2 ppb (28) 12.7 ppb (12) N/A 17.0 ppb (16) N/A N/A N/A 0.67 ppb (7) N/A N/A 28.0
 
July 16, 2019, midnight 36.5 ppb (34) 15.4 ppb (14) N/A 21.0 ppb (19) N/A N/A N/A 0.6 ppb (7) N/A N/A 34.0
 
July 15, 2019, 11 p.m. 37.4 ppb (35) 14.7 ppb (14) N/A 23.0 ppb (21) N/A N/A N/A 0.71 ppb (8) N/A N/A 35.0
 
July 15, 2019, 10 p.m. 35.1 ppb (32) 13.8 ppb (13) N/A 21.0 ppb (19) N/A N/A N/A 0.79 ppb (9) N/A N/A 32.0
 
July 15, 2019, 9 p.m. 28.9 ppb (27) 10.3 ppb (10) N/A 19.0 ppb (18) N/A N/A N/A 0.53 ppb (6) N/A N/A 27.0
 
July 15, 2019, 8 p.m. 28.1 ppb (26) 10.8 ppb (10) N/A 17.0 ppb (16) N/A N/A N/A 0.49 ppb (5) N/A N/A 26.0
 
July 15, 2019, 7 p.m. 35.9 ppb (33) 14.4 ppb (13) N/A 22.0 ppb (20) N/A N/A N/A 0.53 ppb (6) N/A N/A 33.0
 
July 15, 2019, 6 p.m. 38.6 ppb (36) 14.8 ppb (14) N/A 24.0 ppb (22) N/A N/A N/A 0.6 ppb (7) N/A N/A 36.0
 
July 15, 2019, 5 p.m. 39.4 ppb (36) 18.3 ppb (17) N/A 21.0 ppb (19) N/A N/A N/A 0.59 ppb (7) N/A N/A 36.0
 
July 15, 2019, 4 p.m. 42.0 ppb (39) 22.9 ppb (21) N/A 19.0 ppb (18) N/A N/A N/A 0.61 ppb (7) N/A N/A 39.0
 
July 15, 2019, 3 p.m. 49.7 ppb (46) 29.6 ppb (27) N/A 20.0 ppb (19) N/A N/A N/A 0.76 ppb (8) N/A N/A 46.0
 
July 15, 2019, 2 p.m. 44.2 ppb (41) 24.2 ppb (22) N/A 20.0 ppb (19) N/A N/A N/A 0.7 ppb (8) N/A N/A 41.0
 
July 15, 2019, 1 p.m. 26.1 ppb (24) 12.7 ppb (12) N/A 13.0 ppb (12) N/A N/A N/A 0.47 ppb (5) N/A N/A 24.0
 
July 15, 2019, noon 18.0 ppb (17) 7.8 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.32 ppb (4) N/A N/A 17.0
 
July 15, 2019, 11 a.m. 22.5 ppb (21) 9.4 ppb (9) N/A 13.0 ppb (12) N/A N/A N/A 0.37 ppb (4) N/A N/A 21.0
 
July 15, 2019, 10 a.m. 15.2 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.24 ppb (3) N/A N/A 14.0
 
July 15, 2019, 9 a.m. 13.6 ppb (13) 5.1 ppb (5) N/A 8.0 ppb (7) N/A N/A N/A 0.31 ppb (3) N/A N/A 13.0
 
July 15, 2019, 8 a.m. 14.7 ppb (14) 5.9 ppb (5) N/A 9.0 ppb (8) N/A N/A N/A 0.36 ppb (4) N/A N/A 14.0
 
July 15, 2019, 7 a.m. 23.1 ppb (21) 9.1 ppb (8) N/A 14.0 ppb (13) N/A N/A N/A 0.51 ppb (6) N/A N/A 21.0
 
July 15, 2019, 6 a.m. 19.4 ppb (18) 7.7 ppb (7) N/A 12.0 ppb (11) N/A N/A N/A 0.51 ppb (6) N/A N/A 18.0
 
July 15, 2019, 5 a.m. 25.8 ppb (24) 10.3 ppb (10) N/A 15.0 ppb (14) N/A N/A N/A 0.56 ppb (6) N/A N/A 24.0
 
July 15, 2019, 4 a.m. 28.6 ppb (26) 12.9 ppb (12) N/A 16.0 ppb (15) N/A N/A N/A 0.54 ppb (6) N/A N/A 26.0
 
July 15, 2019, 3 a.m. 17.0 ppb (16) 6.8 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.47 ppb (5) N/A N/A 16.0
 
July 15, 2019, 2 a.m. 19.3 ppb (18) 6.6 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.54 ppb (6) N/A N/A 18.0
 
July 15, 2019, 1 a.m. 18.4 ppb (17) 6.2 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.54 ppb (6) N/A N/A 17.0
 
July 15, 2019, midnight 22.0 ppb (20) 7.9 ppb (7) N/A 14.0 ppb (13) N/A N/A N/A 0.51 ppb (6) N/A N/A 20.0
 
July 14, 2019, 11 p.m. 19.3 ppb (18) 7.2 ppb (7) N/A 12.0 ppb (11) N/A N/A N/A 0.49 ppb (5) N/A N/A 18.0
 
July 14, 2019, 10 p.m. 19.1 ppb (18) 6.9 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.5 ppb (6) N/A N/A 18.0
 
July 14, 2019, 9 p.m. 18.2 ppb (17) 6.0 ppb (6) N/A 12.0 ppb (11) N/A N/A N/A 0.54 ppb (6) N/A N/A 17.0
 
July 14, 2019, 8 p.m. 20.1 ppb (19) 6.7 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.56 ppb (6) N/A N/A 19.0
 
July 14, 2019, 7 p.m. 17.8 ppb (16) 6.7 ppb (6) N/A 11.0 ppb (10) N/A N/A N/A 0.58 ppb (6) N/A N/A 16.0
 
July 14, 2019, 6 p.m. 17.3 ppb (16) 6.8 ppb (6) N/A 10.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A N/A 16.0
 
July 14, 2019, 5 p.m. 19.7 ppb (18) 7.9 ppb (7) N/A 12.0 ppb (11) N/A N/A N/A 0.62 ppb (7) N/A N/A 18.0
 
July 14, 2019, 4 p.m. 23.2 ppb (21) 11.3 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.59 ppb (7) N/A N/A 21.0
 
July 14, 2019, 3 p.m. 18.8 ppb (17) 9.7 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.55 ppb (6) N/A N/A 17.0
 
July 14, 2019, 2 p.m. 12.2 ppb (11) 5.4 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.39 ppb (4) N/A N/A 11.0
 
July 14, 2019, 1 p.m. 10.9 ppb (10) 4.6 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.34 ppb (4) N/A N/A 10.0
 
July 14, 2019, noon 7.9 ppb (7) 2.8 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.25 ppb (3) N/A N/A 7.0
 
July 14, 2019, 11 a.m. 4.3 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) N/A N/A 4.0
 
July 14, 2019, 10 a.m. 6.5 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.23 ppb (3) N/A N/A 6.0