AQSQID: 060371602

Site Name: Pico Rivera

Location: Pico Riva, CA

Reporting: False, Located: True

Current AQI: None

Pico Riva CA, US: 34.010283, -118.068484

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2019, 1 p.m. 9.3 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.26 ppb (3) N/A N/A 19.0
 
Jan. 17, 2019, noon 9.0 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) 0.24 ppb (3) N/A N/A 21.0
 
Jan. 17, 2019, 11 a.m. 9.5 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.23 ppb (3) N/A N/A 20.0
 
Jan. 17, 2019, 10 a.m. 7.7 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.23 ppb (3) N/A N/A 21.0
 
Jan. 17, 2019, 9 a.m. 7.3 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) 0.23 ppb (3) N/A N/A 22.0
 
Jan. 17, 2019, 8 a.m. 13.5 ppb (12) 0.4 ppb (0) N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) 0.27 ppb (3) N/A N/A 16.0
 
Jan. 17, 2019, 7 a.m. 11.3 ppb (10) 0.3 ppb (0) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.28 ppb (3) N/A N/A 18.0
 
Jan. 17, 2019, 6 a.m. 11.9 ppb (11) 0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) 0.28 ppb (3) N/A N/A 18.0
 
Jan. 17, 2019, 5 a.m. 15.0 ppb (14) 0.4 ppb (0) N/A 15.0 ppb (14) N/A N/A 22.0 ppb (17) 0.33 ppb (4) N/A N/A 17.0
 
Jan. 17, 2019, 4 a.m. 10.5 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.3 ppb (3) N/A N/A 22.0
 
Jan. 17, 2019, 3 a.m. 10.2 ppb (9) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.3 ppb (3) N/A N/A 22.0
 
Jan. 17, 2019, 2 a.m. 14.0 ppb (13) 0.4 ppb (0) N/A 14.0 ppb (13) N/A N/A 25.0 ppb (19) 0.35 ppb (4) N/A N/A 19.0
 
Jan. 17, 2019, 1 a.m. 15.9 ppb (15) 0.4 ppb (0) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.38 ppb (4) N/A N/A 18.0
 
Jan. 17, 2019, midnight 12.3 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 28.0 ppb (22) 0.33 ppb (4) N/A N/A 22.0
 
Jan. 16, 2019, 11 p.m. 11.3 ppb (10) 1.1 ppb (1) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.31 ppb (3) N/A N/A 23.0
 
Jan. 16, 2019, 10 p.m. 12.4 ppb (11) 1.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) 0.31 ppb (3) N/A N/A 22.0
 
Jan. 16, 2019, 9 p.m. 13.9 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.29 ppb (3) N/A N/A 20.0
 
Jan. 16, 2019, 8 p.m. 11.1 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) 0.27 ppb (3) N/A N/A 24.0
 
Jan. 16, 2019, 7 p.m. 12.2 ppb (11) 2.3 ppb (2) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.27 ppb (3) N/A N/A 22.0
 
Jan. 16, 2019, 6 p.m. 19.4 ppb (18) 4.1 ppb (4) N/A 15.0 ppb (14) N/A N/A 20.0 ppb (15) 0.31 ppb (3) N/A N/A 18.0
 
Jan. 16, 2019, 5 p.m. 20.6 ppb (19) 4.4 ppb (4) N/A 16.0 ppb (15) N/A N/A 18.0 ppb (14) 0.33 ppb (4) N/A N/A 19.0
 
Jan. 16, 2019, 4 p.m. 16.4 ppb (15) 2.4 ppb (2) N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) 0.31 ppb (3) N/A N/A 15.0
 
Jan. 16, 2019, 3 p.m. 25.3 ppb (23) 6.0 ppb (6) N/A 19.0 ppb (18) N/A N/A 16.0 ppb (12) 0.36 ppb (4) N/A N/A 23.0
 
Jan. 16, 2019, 2 p.m. 9.6 ppb (9) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 27.0 ppb (21) 0.26 ppb (3) N/A N/A 21.0
 
Jan. 16, 2019, 1 p.m. 16.1 ppb (15) 0.2 ppb (0) N/A 16.0 ppb (15) N/A N/A 21.0 ppb (16) 0.28 ppb (3) N/A N/A 16.0
 
Jan. 16, 2019, noon 8.8 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.25 ppb (3) N/A N/A 22.0
 
Jan. 16, 2019, 11 a.m. 7.8 ppb (7) -0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.25 ppb (3) N/A N/A 22.0
 
Jan. 16, 2019, 10 a.m. 6.2 ppb (6) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.24 ppb (3) N/A N/A 24.0
 
Jan. 16, 2019, 9 a.m. 5.0 ppb (5) -0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) 0.24 ppb (3) N/A N/A 26.0
 
Jan. 16, 2019, 8 a.m. 5.1 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.24 ppb (3) N/A N/A 27.0
 
Jan. 16, 2019, 7 a.m. 5.9 ppb (5) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.25 ppb (3) N/A N/A 27.0
 
Jan. 16, 2019, 6 a.m. 8.3 ppb (8) -0.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.26 ppb (3) N/A N/A 25.0
 
Jan. 16, 2019, 5 a.m. 14.7 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (14) N/A N/A 27.0 ppb (21) 0.31 ppb (3) N/A N/A 21.0
 
Jan. 16, 2019, 4 a.m. 16.3 ppb (15) 0.1 ppb (0) N/A 16.0 ppb (15) N/A N/A 25.0 ppb (19) 0.32 ppb (4) N/A N/A 19.0
 
Jan. 16, 2019, 3 a.m. 17.9 ppb (17) 0.1 ppb (0) N/A 18.0 ppb (17) N/A N/A 25.0 ppb (19) 0.32 ppb (4) N/A N/A 19.0
 
Jan. 16, 2019, 2 a.m. 13.9 ppb (13) 0.1 ppb (0) N/A 14.0 ppb (13) N/A N/A 30.0 ppb (23) 0.3 ppb (3) N/A N/A 23.0
 
Jan. 16, 2019, 1 a.m. 13.6 ppb (13) 0.1 ppb (0) N/A 14.0 ppb (13) N/A N/A 30.0 ppb (23) 0.3 ppb (3) N/A N/A 23.0
 
Jan. 16, 2019, midnight 20.3 ppb (19) 0.6 ppb (1) N/A 20.0 ppb (19) N/A N/A 24.0 ppb (18) 0.34 ppb (4) N/A N/A 19.0
 
Jan. 15, 2019, 11 p.m. 23.3 ppb (22) 1.4 ppb (1) N/A 22.0 ppb (20) N/A N/A 22.0 ppb (17) 0.36 ppb (4) N/A N/A 22.0
 
Jan. 15, 2019, 10 p.m. 22.5 ppb (21) 3.5 ppb (3) N/A 19.0 ppb (18) N/A N/A 23.0 ppb (18) 0.42 ppb (5) N/A N/A 21.0
 
Jan. 15, 2019, 9 p.m. 15.9 ppb (15) 2.0 ppb (2) N/A 14.0 ppb (13) N/A N/A 30.0 ppb (23) 0.32 ppb (4) N/A N/A 23.0
 
Jan. 15, 2019, 8 p.m. 20.6 ppb (19) 3.9 ppb (4) N/A 17.0 ppb (16) N/A N/A 24.0 ppb (18) 0.33 ppb (4) N/A N/A 19.0
 
Jan. 15, 2019, 7 p.m. 23.2 ppb (21) 6.1 ppb (6) N/A 17.0 ppb (16) N/A N/A 25.0 ppb (19) 0.34 ppb (4) N/A N/A 21.0
 
Jan. 15, 2019, 6 p.m. 22.2 ppb (21) 6.4 ppb (6) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.33 ppb (4) N/A N/A 21.0
 
Jan. 15, 2019, 5 p.m. 22.7 ppb (21) 4.7 ppb (4) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) 0.34 ppb (4) N/A N/A 21.0
 
Jan. 15, 2019, 4 p.m. 33.0 ppb (31) 10.1 ppb (9) N/A 23.0 ppb (21) N/A N/A 15.0 ppb (12) 0.38 ppb (4) N/A N/A 31.0
 
Jan. 15, 2019, 3 p.m. 56.0 ppb (52) 25.2 ppb (23) N/A 31.0 ppb (29) N/A N/A 4.0 ppb (3) 0.52 ppb (6) N/A N/A 52.0
 
Jan. 15, 2019, 2 p.m. 36.7 ppb (34) 9.8 ppb (9) N/A 27.0 ppb (25) N/A N/A 5.0 ppb (4) 0.43 ppb (5) N/A N/A 34.0
 
Jan. 15, 2019, 1 p.m. 27.9 ppb (26) 2.8 ppb (3) N/A 25.0 ppb (23) N/A N/A 7.0 ppb (5) 0.36 ppb (4) N/A N/A 26.0
 
Jan. 15, 2019, noon 16.2 ppb (15) 0.5 ppb (0) N/A 16.0 ppb (15) N/A N/A 16.0 ppb (12) 0.3 ppb (3) N/A N/A 15.0
 
Jan. 15, 2019, 11 a.m. 14.8 ppb (14) 0.1 ppb (0) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.28 ppb (3) N/A N/A 14.0
 
Jan. 15, 2019, 10 a.m. 12.8 ppb (12) 0.1 ppb (0) N/A 13.0 ppb (12) N/A N/A 19.0 ppb (15) 0.28 ppb (3) N/A N/A 15.0
 
Jan. 15, 2019, 9 a.m. 10.4 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) 0.27 ppb (3) N/A N/A 18.0
 
Jan. 15, 2019, 8 a.m. 17.0 ppb (16) 0.3 ppb (0) N/A 17.0 ppb (16) N/A N/A 17.0 ppb (13) 0.31 ppb (3) N/A N/A 16.0
 
Jan. 15, 2019, 7 a.m. 18.0 ppb (17) 1.0 ppb (1) N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.35 ppb (4) N/A N/A 17.0
 
Jan. 15, 2019, 6 a.m. 15.1 ppb (14) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.31 ppb (3) N/A N/A 14.0
 
Jan. 15, 2019, 5 a.m. 9.3 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.27 ppb (3) N/A N/A 22.0
 
Jan. 15, 2019, 4 a.m. 12.2 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) 0.29 ppb (3) N/A N/A 18.0
 
Jan. 15, 2019, 3 a.m. 13.4 ppb (12) 0.1 ppb (0) N/A 13.0 ppb (12) N/A N/A 23.0 ppb (18) 0.31 ppb (3) N/A N/A 18.0
 
Jan. 15, 2019, 2 a.m. 13.4 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) 0.3 ppb (3) N/A N/A 18.0
 
Jan. 15, 2019, 1 a.m. 18.0 ppb (17) 0.4 ppb (0) N/A 18.0 ppb (17) N/A N/A 20.0 ppb (15) 0.32 ppb (4) N/A N/A 17.0
 
Jan. 15, 2019, midnight 22.5 ppb (21) 1.1 ppb (1) N/A 21.0 ppb (19) N/A N/A 18.0 ppb (14) 0.34 ppb (4) N/A N/A 21.0
 
Jan. 14, 2019, 11 p.m. 24.3 ppb (23) 2.4 ppb (2) N/A 22.0 ppb (20) N/A N/A 19.0 ppb (15) 0.37 ppb (4) N/A N/A 23.0
 
Jan. 14, 2019, 10 p.m. 23.1 ppb (21) 3.8 ppb (4) N/A 19.0 ppb (18) N/A N/A 22.0 ppb (17) 0.33 ppb (4) N/A N/A 21.0
 
Jan. 14, 2019, 9 p.m. 22.4 ppb (21) 3.0 ppb (3) N/A 19.0 ppb (18) N/A N/A 22.0 ppb (17) 0.33 ppb (4) N/A N/A 21.0
 
Jan. 14, 2019, 8 p.m. 30.3 ppb (28) 5.8 ppb (5) N/A 25.0 ppb (23) N/A N/A 18.0 ppb (14) 0.36 ppb (4) N/A N/A 28.0
 
Jan. 14, 2019, 7 p.m. 29.1 ppb (27) 4.1 ppb (4) N/A 25.0 ppb (23) N/A N/A 16.0 ppb (12) 0.37 ppb (4) N/A N/A 27.0
 
Jan. 14, 2019, 6 p.m. 27.6 ppb (26) 3.9 ppb (4) N/A 24.0 ppb (22) N/A N/A 18.0 ppb (14) 0.35 ppb (4) N/A N/A 26.0
 
Jan. 14, 2019, 5 p.m. 42.9 ppb (40) 11.4 ppb (11) N/A 31.0 ppb (29) N/A N/A 10.0 ppb (8) 0.47 ppb (5) N/A N/A 40.0
 
Jan. 14, 2019, 4 p.m. 34.0 ppb (31) 4.6 ppb (4) N/A 29.0 ppb (27) N/A N/A 9.0 ppb (7) 0.45 ppb (5) N/A N/A 31.0
 
Jan. 14, 2019, 3 p.m. 22.9 ppb (21) 2.9 ppb (3) N/A 20.0 ppb (19) N/A N/A 21.0 ppb (16) 0.33 ppb (4) N/A N/A 21.0
 
Jan. 14, 2019, 2 p.m. 12.4 ppb (11) 0.1 ppb (0) N/A 12.0 ppb (11) N/A N/A 28.0 ppb (22) 0.27 ppb (3) N/A N/A 22.0
 
Jan. 14, 2019, 1 p.m. 15.2 ppb (14) 0.1 ppb (0) N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.29 ppb (3) N/A N/A 19.0
 
Jan. 14, 2019, noon 12.1 ppb (11) 0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A 28.0 ppb (22) 0.27 ppb (3) N/A N/A 22.0
 
Jan. 14, 2019, 11 a.m. 9.2 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) 0.26 ppb (3) N/A N/A 22.0
 
Jan. 14, 2019, 10 a.m. 11.2 ppb (10) 0.1 ppb (0) N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.28 ppb (3) N/A N/A 21.0
 
Jan. 14, 2019, 9 a.m. 18.7 ppb (17) 0.5 ppb (0) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) 0.37 ppb (4) N/A N/A 17.0
 
Jan. 14, 2019, 8 a.m. 30.4 ppb (28) 4.9 ppb (5) N/A 25.0 ppb (23) N/A N/A 7.0 ppb (5) 0.54 ppb (6) N/A N/A 28.0
 
Jan. 14, 2019, 7 a.m. 45.6 ppb (42) 19.4 ppb (18) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.78 ppb (9) N/A N/A 42.0
 
Jan. 14, 2019, 6 a.m. 38.8 ppb (36) 8.9 ppb (8) N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) 0.73 ppb (8) N/A N/A 36.0
 
Jan. 14, 2019, 5 a.m. 32.8 ppb (30) 6.0 ppb (6) N/A 27.0 ppb (25) N/A N/A 4.0 ppb (3) 0.68 ppb (8) N/A N/A 30.0
 
Jan. 14, 2019, 4 a.m. 32.5 ppb (30) 4.1 ppb (4) N/A 28.0 ppb (26) N/A N/A 6.0 ppb (5) 0.72 ppb (8) N/A N/A 30.0
 
Jan. 14, 2019, 3 a.m. 30.6 ppb (28) 3.1 ppb (3) N/A 28.0 ppb (26) N/A N/A 9.0 ppb (7) 0.62 ppb (7) N/A N/A 28.0
 
Jan. 14, 2019, 2 a.m. 30.0 ppb (28) 2.2 ppb (2) N/A 28.0 ppb (26) N/A N/A 13.0 ppb (10) 0.66 ppb (7) N/A N/A 28.0
 
Jan. 14, 2019, 1 a.m. 10.6 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 33.0 ppb (25) 0.35 ppb (4) N/A N/A 25.0
 
Jan. 14, 2019, midnight 9.2 ppb (9) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 37.0 ppb (28) 0.32 ppb (4) N/A N/A 28.0
 
Jan. 13, 2019, 11 p.m. 6.2 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 43.0 ppb (33) 0.28 ppb (3) N/A N/A 33.0
 
Jan. 13, 2019, 10 p.m. 9.7 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 38.0 ppb (29) 0.33 ppb (4) N/A N/A 29.0
 
Jan. 13, 2019, 9 p.m. 9.9 ppb (9) 1.3 ppb (1) N/A 9.0 ppb (8) N/A N/A 35.0 ppb (27) 0.32 ppb (4) N/A N/A 27.0
 
Jan. 13, 2019, 8 p.m. 10.7 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 33.0 ppb (25) 0.32 ppb (4) N/A N/A 25.0
 
Jan. 13, 2019, 7 p.m. 8.2 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A 36.0 ppb (28) 0.28 ppb (3) N/A N/A 28.0
 
Jan. 13, 2019, 6 p.m. 6.3 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.26 ppb (3) N/A N/A 27.0
 
Jan. 13, 2019, 5 p.m. 14.4 ppb (13) 4.5 ppb (4) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.35 ppb (4) N/A N/A 19.0
 
Jan. 13, 2019, 5 a.m. 42.7 ppb (40) 17.6 ppb (16) N/A 25.0 ppb (23) N/A N/A 3.0 ppb (2) 0.85 ppb (9) N/A N/A 40.0
 
Jan. 13, 2019, 4 a.m. 32.3 ppb (30) 6.1 ppb (6) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.69 ppb (8) N/A N/A 30.0
 
Jan. 13, 2019, 3 a.m. 30.3 ppb (28) 7.9 ppb (7) N/A 22.0 ppb (20) N/A N/A 6.0 ppb (5) 0.65 ppb (7) N/A N/A 28.0
 
Jan. 13, 2019, 2 a.m. 22.6 ppb (21) 2.2 ppb (2) N/A 20.0 ppb (19) N/A N/A 14.0 ppb (11) 0.42 ppb (5) N/A N/A 21.0
 
Jan. 13, 2019, 1 a.m. 27.1 ppb (25) 3.3 ppb (3) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.55 ppb (6) N/A N/A 25.0
 
Jan. 13, 2019, midnight 17.1 ppb (16) 1.5 ppb (1) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.4 ppb (4) N/A N/A 18.0
 
Jan. 12, 2019, 11 p.m. 8.0 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 37.0 ppb (28) 0.29 ppb (3) N/A N/A 28.0
 
Jan. 12, 2019, 10 p.m. 8.3 ppb (8) 1.2 ppb (1) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) 0.29 ppb (3) N/A N/A 29.0
 
Jan. 12, 2019, 9 p.m. 8.6 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 36.0 ppb (28) 0.28 ppb (3) N/A N/A 28.0
 
Jan. 12, 2019, 8 p.m. 11.8 ppb (11) 2.8 ppb (3) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) 0.3 ppb (3) N/A N/A 24.0
 
Jan. 12, 2019, 7 p.m. 12.2 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A 27.0 ppb (21) 0.32 ppb (4) N/A N/A 21.0
 
Jan. 12, 2019, 6 p.m. 13.2 ppb (12) 1.3 ppb (1) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) 0.3 ppb (3) N/A N/A 21.0
 
Jan. 12, 2019, 5 p.m. 9.0 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) 0.27 ppb (3) N/A N/A 25.0
 
Jan. 12, 2019, 4 p.m. 10.1 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) 0.27 ppb (3) N/A N/A 24.0
 
Jan. 12, 2019, 3 p.m. 5.2 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.24 ppb (3) N/A N/A 28.0
 
Jan. 12, 2019, 2 p.m. 6.4 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.24 ppb (3) N/A N/A 27.0
 
Jan. 12, 2019, 1 p.m. 9.9 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 31.0 ppb (24) 0.25 ppb (3) N/A N/A 24.0
 
Jan. 12, 2019, noon 7.2 ppb (7) -0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) 0.26 ppb (3) N/A N/A 26.0
 
Jan. 12, 2019, 11 a.m. 7.6 ppb (7) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) 0.24 ppb (3) N/A N/A 26.0
 
Jan. 12, 2019, 10 a.m. 11.0 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.33 ppb (4) N/A N/A 23.0
 
Jan. 12, 2019, 9 a.m. 33.2 ppb (31) 7.3 ppb (7) N/A 26.0 ppb (24) N/A N/A 5.0 ppb (4) 0.65 ppb (7) N/A N/A 31.0
 
Jan. 12, 2019, 8 a.m. 42.3 ppb (39) 15.1 ppb (14) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.73 ppb (8) N/A N/A 39.0
 
Jan. 12, 2019, 7 a.m. 45.1 ppb (42) 18.4 ppb (17) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.73 ppb (8) N/A N/A 42.0
 
Jan. 12, 2019, 6 a.m. 57.0 ppb (53) 33.1 ppb (31) N/A 24.0 ppb (22) N/A N/A 3.0 ppb (2) 0.83 ppb (9) N/A N/A 53.0
 
Jan. 12, 2019, 5 a.m. 48.7 ppb (45) 23.8 ppb (22) N/A 25.0 ppb (23) N/A N/A 3.0 ppb (2) 0.69 ppb (8) N/A N/A 45.0
 
Jan. 12, 2019, 4 a.m. 35.1 ppb (32) 6.8 ppb (6) N/A 28.0 ppb (26) N/A N/A 4.0 ppb (3) 0.59 ppb (7) N/A N/A 32.0
 
Jan. 12, 2019, 3 a.m. 32.2 ppb (30) 3.6 ppb (3) N/A 29.0 ppb (27) N/A N/A 9.0 ppb (7) 0.53 ppb (6) N/A N/A 30.0
 
Jan. 12, 2019, 2 a.m. 21.9 ppb (20) 1.2 ppb (1) N/A 21.0 ppb (19) N/A N/A 18.0 ppb (14) 0.49 ppb (5) N/A N/A 20.0
 
Jan. 12, 2019, 1 a.m. 22.7 ppb (21) 1.2 ppb (1) N/A 22.0 ppb (20) N/A N/A 22.0 ppb (17) 0.48 ppb (5) N/A N/A 21.0
 
Jan. 12, 2019, midnight 20.1 ppb (19) 1.5 ppb (1) N/A 19.0 ppb (18) N/A N/A 29.0 ppb (22) 0.42 ppb (5) N/A N/A 22.0
 
Jan. 11, 2019, 11 p.m. 19.0 ppb (18) 2.4 ppb (2) N/A 17.0 ppb (16) N/A N/A 33.0 ppb (25) 0.43 ppb (5) N/A N/A 25.0
 
Jan. 11, 2019, 10 p.m. 31.2 ppb (29) 9.1 ppb (8) N/A 22.0 ppb (20) N/A N/A 25.0 ppb (19) 0.53 ppb (6) N/A N/A 29.0
 
Jan. 11, 2019, 9 p.m. 45.3 ppb (42) 19.7 ppb (18) N/A 26.0 ppb (24) N/A N/A 16.0 ppb (12) 0.6 ppb (7) N/A N/A 42.0
 
Jan. 11, 2019, 8 p.m. 43.4 ppb (40) 22.3 ppb (21) N/A 21.0 ppb (19) N/A N/A 14.0 ppb (11) 0.58 ppb (6) N/A N/A 40.0
 
Jan. 11, 2019, 7 p.m. 41.6 ppb (39) 20.4 ppb (19) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) 0.57 ppb (6) N/A N/A 39.0
 
Jan. 11, 2019, 6 p.m. 47.0 ppb (44) 24.1 ppb (22) N/A 23.0 ppb (21) N/A N/A 7.0 ppb (5) 0.6 ppb (7) N/A N/A 44.0
 
Jan. 11, 2019, 5 p.m. 65.2 ppb (62) 38.7 ppb (36) N/A 27.0 ppb (25) N/A N/A 4.0 ppb (3) 0.74 ppb (8) N/A N/A 62.0
 
Jan. 11, 2019, 4 p.m. 64.2 ppb (61) 38.0 ppb (35) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.75 ppb (8) N/A N/A 61.0
 
Jan. 11, 2019, 3 p.m. 59.0 ppb (55) 33.0 ppb (31) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.72 ppb (8) N/A N/A 55.0
 
Jan. 11, 2019, 2 p.m. 45.6 ppb (42) 19.9 ppb (18) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.61 ppb (7) N/A N/A 42.0
 
Jan. 11, 2019, 1 p.m. 41.2 ppb (38) 13.8 ppb (13) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.57 ppb (6) N/A N/A 38.0
 
Jan. 11, 2019, noon 38.5 ppb (36) 15.1 ppb (14) N/A 23.0 ppb (21) N/A N/A 3.0 ppb (2) 0.54 ppb (6) N/A N/A 36.0
 
Jan. 11, 2019, 11 a.m. 50.4 ppb (47) 28.5 ppb (26) N/A 22.0 ppb (20) N/A N/A 3.0 ppb (2) 0.71 ppb (8) N/A N/A 47.0
 
Jan. 11, 2019, 10 a.m. 62.4 ppb (59) 42.4 ppb (39) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) 0.86 ppb (10) N/A N/A 59.0
 
Jan. 11, 2019, 9 a.m. 62.9 ppb (59) 41.9 ppb (39) N/A 21.0 ppb (19) N/A N/A 3.0 ppb (2) 0.87 ppb (10) N/A N/A 59.0
 
Jan. 11, 2019, 8 a.m. 65.5 ppb (62) 43.2 ppb (40) N/A 22.0 ppb (20) N/A N/A 3.0 ppb (2) 0.81 ppb (9) N/A N/A 62.0
 
Jan. 11, 2019, 7 a.m. 82.2 ppb (80) 62.5 ppb (59) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) 0.9 ppb (10) N/A N/A 80.0
 
Jan. 11, 2019, 6 a.m. 85.9 ppb (84) 64.8 ppb (61) N/A 21.0 ppb (19) N/A N/A 3.0 ppb (2) 0.93 ppb (10) N/A N/A 84.0
 
Jan. 11, 2019, 5 a.m. 92.4 ppb (91) 65.5 ppb (62) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.95 ppb (11) N/A N/A 91.0
 
Jan. 11, 2019, 4 a.m. 81.7 ppb (79) 50.8 ppb (47) N/A 31.0 ppb (29) N/A N/A 3.0 ppb (2) 0.75 ppb (8) N/A N/A 79.0
 
Jan. 11, 2019, 3 a.m. 48.6 ppb (45) 16.1 ppb (15) N/A 32.0 ppb (30) N/A N/A 5.0 ppb (4) 0.52 ppb (6) N/A N/A 45.0
 
Jan. 11, 2019, 2 a.m. 31.2 ppb (29) 2.7 ppb (3) N/A 29.0 ppb (27) N/A N/A 11.0 ppb (8) 0.54 ppb (6) N/A N/A 29.0
 
Jan. 11, 2019, 1 a.m. 24.2 ppb (22) 1.7 ppb (2) N/A 23.0 ppb (21) N/A N/A 19.0 ppb (15) 0.47 ppb (5) N/A N/A 22.0
 
Jan. 11, 2019, midnight 19.2 ppb (18) 1.8 ppb (2) N/A 17.0 ppb (16) N/A N/A 27.0 ppb (21) 0.38 ppb (4) N/A N/A 21.0
 
Jan. 10, 2019, 11 p.m. 20.0 ppb (19) 3.3 ppb (3) N/A 17.0 ppb (16) N/A N/A 30.0 ppb (23) 0.39 ppb (4) N/A N/A 23.0
 
Jan. 10, 2019, 10 p.m. 44.7 ppb (41) 15.5 ppb (14) N/A 29.0 ppb (27) N/A N/A 23.0 ppb (18) 0.55 ppb (6) N/A N/A 41.0
 
Jan. 10, 2019, 9 p.m. 45.9 ppb (42) 16.9 ppb (16) N/A 29.0 ppb (27) N/A N/A 22.0 ppb (17) 0.53 ppb (6) N/A N/A 42.0
 
Jan. 10, 2019, 8 p.m. 37.6 ppb (35) 13.8 ppb (13) N/A 24.0 ppb (22) N/A N/A 22.0 ppb (17) 0.52 ppb (6) N/A N/A 35.0
 
Jan. 10, 2019, 7 p.m. 50.1 ppb (46) 25.6 ppb (24) N/A 24.0 ppb (22) N/A N/A 17.0 ppb (13) 0.52 ppb (6) N/A N/A 46.0
 
Jan. 10, 2019, 6 p.m. 54.8 ppb (51) 27.9 ppb (26) N/A 27.0 ppb (25) N/A N/A 12.0 ppb (9) 0.54 ppb (6) N/A N/A 51.0
 
Jan. 10, 2019, 5 p.m. 111.3 ppb (102) 76.7 ppb (74) N/A 35.0 ppb (32) N/A N/A 5.0 ppb (4) 0.92 ppb (10) N/A N/A 102.0
 
Jan. 10, 2019, 4 p.m. 139.5 ppb (107) 108.4 ppb (101) N/A 31.0 ppb (29) N/A N/A 4.0 ppb (3) 1.23 ppb (14) N/A N/A 107.0
 
Jan. 10, 2019, 3 p.m. 139.8 ppb (107) 113.9 ppb (102) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 1.3 ppb (14) N/A N/A 107.0
 
Jan. 10, 2019, 2 p.m. 128.5 ppb (105) 104.0 ppb (101) N/A 25.0 ppb (23) N/A N/A 3.0 ppb (2) 1.16 ppb (13) N/A N/A 105.0
 
Jan. 10, 2019, 1 p.m. 107.5 ppb (101) 81.6 ppb (79) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.97 ppb (11) N/A N/A 101.0
 
Jan. 10, 2019, noon 76.3 ppb (74) 51.7 ppb (48) N/A 25.0 ppb (23) N/A N/A 3.0 ppb (2) 0.92 ppb (10) N/A N/A 74.0
 
Jan. 10, 2019, 11 a.m. 84.0 ppb (82) 56.8 ppb (53) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.85 ppb (9) N/A N/A 82.0
 
Jan. 10, 2019, 10 a.m. 79.8 ppb (77) 50.5 ppb (47) N/A 29.0 ppb (27) N/A N/A 3.0 ppb (2) 0.78 ppb (9) N/A N/A 77.0
 
Jan. 10, 2019, 9 a.m. 64.0 ppb (61) 37.0 ppb (34) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.83 ppb (9) N/A N/A 61.0
 
Jan. 10, 2019, 8 a.m. 62.3 ppb (59) 31.7 ppb (29) N/A 31.0 ppb (29) N/A N/A 3.0 ppb (2) 0.86 ppb (10) N/A N/A 59.0
 
Jan. 10, 2019, 7 a.m. 64.3 ppb (61) 30.0 ppb (28) N/A 34.0 ppb (31) N/A N/A 3.0 ppb (2) 0.92 ppb (10) N/A N/A 61.0
 
Jan. 10, 2019, 6 a.m. 76.4 ppb (74) 41.1 ppb (38) N/A 35.0 ppb (32) N/A N/A 3.0 ppb (2) 0.9 ppb (10) N/A N/A 74.0
 
Jan. 10, 2019, 5 a.m. 68.2 ppb (65) 29.9 ppb (28) N/A 38.0 ppb (35) N/A N/A 3.0 ppb (2) 0.87 ppb (10) N/A N/A 65.0
 
Jan. 10, 2019, 4 a.m. 67.2 ppb (64) 30.9 ppb (29) N/A 36.0 ppb (33) N/A N/A 3.0 ppb (2) 0.88 ppb (10) N/A N/A 64.0
 
Jan. 10, 2019, 3 a.m. 58.7 ppb (55) 21.3 ppb (20) N/A 37.0 ppb (34) N/A N/A 3.0 ppb (2) 0.8 ppb (9) N/A N/A 55.0