AQSQID: 060371602

Site Name: Pico Rivera

Location: Pico Riva, CA

Reporting: True, Located: True

Current AQI: 41.0

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
July 24, 2019, 1 a.m. 12.9 ppb (12) -0.4 ppb (0) N/A 13.0 ppb (12) N/A N/A 53.0 ppb (41) 0.37 ppb (4) N/A N/A 41.0
 
July 24, 2019, midnight 12.9 ppb (12) 0.1 ppb (0) N/A 13.0 ppb (12) N/A N/A 59.0 ppb (45) 0.39 ppb (4) N/A N/A 45.0
 
July 23, 2019, 11 p.m. 11.6 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (11) N/A N/A 65.0 ppb (50) 0.39 ppb (4) N/A N/A 50.0
 
July 23, 2019, 10 p.m. 15.5 ppb (14) 0.4 ppb (0) N/A 15.0 ppb (14) N/A N/A 79.0 ppb (62) 0.44 ppb (5) N/A N/A 62.0
 
July 23, 2019, 9 p.m. 16.3 ppb (15) 0.2 ppb (0) N/A 16.0 ppb (15) N/A N/A 98.0 ppb (78) 0.58 ppb (6) N/A N/A 78.0
 
July 23, 2019, 8 p.m. 28.2 ppb (26) 4.1 ppb (4) N/A 24.0 ppb (22) N/A N/A 83.0 ppb (65) 0.63 ppb (7) N/A N/A 65.0
 
July 23, 2019, 7 p.m. 36.4 ppb (34) 5.7 ppb (5) N/A 31.0 ppb (29) N/A N/A 54.0 ppb (42) 0.68 ppb (8) N/A N/A 42.0
 
July 23, 2019, 6 p.m. 46.3 ppb (43) 10.6 ppb (10) N/A 36.0 ppb (33) N/A N/A 39.0 ppb (30) 0.71 ppb (8) N/A N/A 43.0
 
July 23, 2019, 5 p.m. 45.0 ppb (42) 12.3 ppb (11) N/A 33.0 ppb (31) N/A N/A 34.0 ppb (26) 0.67 ppb (7) N/A N/A 42.0
 
July 23, 2019, 4 p.m. 36.5 ppb (34) 11.1 ppb (10) N/A 25.0 ppb (23) N/A N/A 26.0 ppb (20) 0.59 ppb (7) N/A N/A 34.0
 
July 23, 2019, 3 p.m. 63.5 ppb (60) 31.3 ppb (29) N/A 32.0 ppb (30) N/A N/A 10.0 ppb (8) 0.74 ppb (8) N/A N/A 60.0
 
July 23, 2019, 2 p.m. 61.6 ppb (58) 30.7 ppb (28) N/A 31.0 ppb (29) N/A N/A 6.0 ppb (5) 0.69 ppb (8) N/A N/A 58.0
 
July 23, 2019, 1 p.m. 61.7 ppb (58) 29.6 ppb (27) N/A 32.0 ppb (30) N/A N/A 4.0 ppb (3) 0.61 ppb (7) N/A N/A 58.0
 
July 23, 2019, noon 50.1 ppb (46) 16.7 ppb (15) N/A 33.0 ppb (31) N/A N/A 4.0 ppb (3) 0.54 ppb (6) N/A N/A 46.0
 
July 23, 2019, 11 a.m. 38.7 ppb (36) 5.5 ppb (5) N/A 33.0 ppb (31) N/A N/A 4.0 ppb (3) 0.47 ppb (5) N/A N/A 36.0
 
July 23, 2019, 10 a.m. 33.2 ppb (31) 2.2 ppb (2) N/A 31.0 ppb (29) N/A N/A 5.0 ppb (4) 0.44 ppb (5) N/A N/A 31.0
 
July 23, 2019, 9 a.m. 13.6 ppb (13) -0.8 ppb (0) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.38 ppb (4) N/A N/A 14.0
 
July 23, 2019, 8 a.m. 12.6 ppb (12) -0.8 ppb (0) N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) 0.35 ppb (4) N/A N/A 16.0
 
July 23, 2019, 7 a.m. 19.0 ppb (18) -0.7 ppb (0) N/A 20.0 ppb (19) N/A N/A 22.0 ppb (17) 0.42 ppb (5) N/A N/A 19.0
 
July 23, 2019, 6 a.m. 21.0 ppb (19) -0.6 ppb (0) N/A 22.0 ppb (20) N/A N/A 27.0 ppb (21) 0.45 ppb (5) N/A N/A 21.0
 
July 23, 2019, 5 a.m. 17.3 ppb (16) -1.0 ppb (0) N/A 18.0 ppb (17) N/A N/A 32.0 ppb (25) 0.46 ppb (5) N/A N/A 25.0
 
July 23, 2019, 4 a.m. 23.5 ppb (22) -0.9 ppb (0) N/A 24.0 ppb (22) N/A N/A 28.0 ppb (22) 0.49 ppb (5) N/A N/A 22.0
 
July 23, 2019, 3 a.m. 19.5 ppb (18) -1.0 ppb (0) N/A 21.0 ppb (19) N/A N/A 27.0 ppb (21) 0.46 ppb (5) N/A N/A 21.0
 
July 23, 2019, 2 a.m. 15.6 ppb (14) -0.5 ppb (0) N/A 16.0 ppb (15) N/A N/A 31.0 ppb (24) 0.42 ppb (5) N/A N/A 24.0
 
July 23, 2019, 1 a.m. 12.4 ppb (11) 0.1 ppb (0) N/A 12.0 ppb (11) N/A N/A 39.0 ppb (30) 0.4 ppb (4) N/A N/A 30.0
 
July 23, 2019, midnight 11.9 ppb (11) 0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A 50.0 ppb (38) 0.4 ppb (4) N/A N/A 38.0
 
July 22, 2019, 11 p.m. 10.8 ppb (10) -0.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 66.0 ppb (51) 0.41 ppb (5) N/A N/A 51.0
 
July 22, 2019, 10 p.m. 14.7 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (14) N/A N/A 78.0 ppb (61) 0.47 ppb (5) N/A N/A 61.0
 
July 22, 2019, 9 p.m. 21.5 ppb (20) 2.5 ppb (2) N/A 19.0 ppb (18) N/A N/A 71.0 ppb (55) 0.56 ppb (6) N/A N/A 55.0
 
July 22, 2019, 8 p.m. 19.2 ppb (18) 2.7 ppb (3) N/A 16.0 ppb (15) N/A N/A 52.0 ppb (40) 0.48 ppb (5) N/A N/A 40.0
 
July 22, 2019, 7 p.m. 25.0 ppb (23) 6.4 ppb (6) N/A 19.0 ppb (18) N/A N/A 35.0 ppb (27) 0.5 ppb (6) N/A N/A 27.0
 
July 22, 2019, 6 p.m. 33.2 ppb (31) 12.2 ppb (11) N/A 21.0 ppb (19) N/A N/A 25.0 ppb (19) 0.51 ppb (6) N/A N/A 31.0
 
July 22, 2019, 5 p.m. 33.2 ppb (31) 13.7 ppb (13) N/A 19.0 ppb (18) N/A N/A 18.0 ppb (14) 0.51 ppb (6) N/A N/A 31.0
 
July 22, 2019, 4 p.m. 38.8 ppb (36) 18.0 ppb (17) N/A 21.0 ppb (19) N/A N/A 13.0 ppb (10) 0.51 ppb (6) N/A N/A 36.0
 
July 22, 2019, 3 p.m. 39.8 ppb (37) 19.5 ppb (18) N/A 20.0 ppb (19) N/A N/A 11.0 ppb (8) 0.48 ppb (5) N/A N/A 37.0
 
July 22, 2019, 2 p.m. 46.4 ppb (43) 20.6 ppb (19) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.47 ppb (5) N/A N/A 43.0
 
July 22, 2019, 1 p.m. 39.2 ppb (36) 14.8 ppb (14) N/A 24.0 ppb (22) N/A N/A 6.0 ppb (5) 0.42 ppb (5) N/A N/A 36.0
 
July 22, 2019, noon 35.2 ppb (33) 9.3 ppb (9) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.43 ppb (5) N/A N/A 33.0
 
July 22, 2019, 11 a.m. 28.0 ppb (26) 1.9 ppb (2) N/A 26.0 ppb (24) N/A N/A 5.0 ppb (4) 0.36 ppb (4) N/A N/A 26.0
 
July 22, 2019, 10 a.m. 26.6 ppb (25) 1.3 ppb (1) N/A 25.0 ppb (23) N/A N/A 5.0 ppb (4) 0.37 ppb (4) N/A N/A 25.0
 
July 22, 2019, 9 a.m. 18.1 ppb (17) -0.5 ppb (0) N/A 19.0 ppb (18) N/A N/A 11.0 ppb (8) 0.34 ppb (4) N/A N/A 18.0
 
July 22, 2019, 8 a.m. 11.9 ppb (11) -0.9 ppb (0) N/A 13.0 ppb (12) N/A N/A 14.0 ppb (11) 0.35 ppb (4) N/A N/A 12.0
 
July 22, 2019, 7 a.m. 14.0 ppb (13) -0.7 ppb (0) N/A 15.0 ppb (14) N/A N/A 14.0 ppb (11) 0.38 ppb (4) N/A N/A 14.0
 
July 22, 2019, 6 a.m. 13.2 ppb (12) -0.8 ppb (0) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.37 ppb (4) N/A N/A 13.0
 
July 22, 2019, 5 a.m. 14.1 ppb (13) -0.7 ppb (0) N/A 15.0 ppb (14) N/A N/A 17.0 ppb (13) 0.35 ppb (4) N/A N/A 14.0
 
July 22, 2019, 4 a.m. 12.1 ppb (11) -1.0 ppb (0) N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) 0.35 ppb (4) N/A N/A 16.0
 
July 22, 2019, 3 a.m. 9.6 ppb (9) -1.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.35 ppb (4) N/A N/A 23.0
 
July 22, 2019, 2 a.m. 10.2 ppb (9) -1.0 ppb (0) N/A 11.0 ppb (10) N/A N/A 39.0 ppb (30) 0.37 ppb (4) N/A N/A 30.0
 
July 22, 2019, 1 a.m. 11.0 ppb (10) -0.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 46.0 ppb (35) 0.36 ppb (4) N/A N/A 35.0
 
July 22, 2019, midnight 9.1 ppb (8) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 46.0 ppb (35) 0.35 ppb (4) N/A N/A 35.0
 
July 21, 2019, 11 p.m. 7.4 ppb (7) -0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 52.0 ppb (40) 0.34 ppb (4) N/A N/A 40.0
 
July 21, 2019, 10 p.m. 13.4 ppb (12) 1.1 ppb (1) N/A 12.0 ppb (11) N/A N/A 51.0 ppb (39) 0.37 ppb (4) N/A N/A 39.0
 
July 21, 2019, 9 p.m. 8.4 ppb (8) -0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 62.0 ppb (48) 0.38 ppb (4) N/A N/A 48.0
 
July 21, 2019, 8 p.m. 5.6 ppb (5) -0.9 ppb (0) N/A 7.0 ppb (6) N/A N/A 68.0 ppb (52) 0.39 ppb (4) N/A N/A 52.0
 
July 21, 2019, 7 p.m. 4.4 ppb (4) -1.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 70.0 ppb (54) 0.39 ppb (4) N/A N/A 54.0
 
July 21, 2019, 6 p.m. 4.7 ppb (4) -0.8 ppb (0) N/A 6.0 ppb (6) N/A N/A 57.0 ppb (44) 0.37 ppb (4) N/A N/A 44.0
 
July 21, 2019, 5 p.m. 8.2 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 40.0 ppb (31) 0.35 ppb (4) N/A N/A 31.0
 
July 21, 2019, 4 p.m. 11.1 ppb (10) 2.5 ppb (2) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.34 ppb (4) N/A N/A 22.0
 
July 21, 2019, 3 p.m. 10.4 ppb (10) 2.5 ppb (2) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) 0.31 ppb (3) N/A N/A 18.0
 
July 21, 2019, 2 p.m. 6.7 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.28 ppb (3) N/A N/A 16.0
 
July 21, 2019, 1 p.m. 5.4 ppb (5) -0.7 ppb (0) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (14) 0.26 ppb (3) N/A N/A 14.0
 
July 21, 2019, noon 5.5 ppb (5) -1.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) 0.25 ppb (3) N/A N/A 13.0
 
July 21, 2019, 11 a.m. 12.9 ppb (12) -0.8 ppb (0) N/A 14.0 ppb (13) N/A N/A 12.0 ppb (9) 0.28 ppb (3) N/A N/A 13.0
 
July 21, 2019, 10 a.m. 15.6 ppb (14) -0.5 ppb (0) N/A 16.0 ppb (15) N/A N/A 10.0 ppb (8) 0.3 ppb (3) N/A N/A 15.0
 
July 21, 2019, 9 a.m. 10.0 ppb (9) -0.9 ppb (0) N/A 11.0 ppb (10) N/A N/A 13.0 ppb (10) 0.32 ppb (4) N/A N/A 10.0
 
July 21, 2019, 8 a.m. 5.7 ppb (5) -1.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) 0.3 ppb (3) N/A N/A 13.0
 
July 21, 2019, 7 a.m. 11.3 ppb (10) -1.0 ppb (0) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.32 ppb (4) N/A N/A 12.0
 
July 21, 2019, 6 a.m. 11.4 ppb (11) -0.9 ppb (0) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.34 ppb (4) N/A N/A 12.0
 
July 21, 2019, 5 a.m. 9.9 ppb (9) -1.0 ppb (0) N/A 11.0 ppb (10) N/A N/A 19.0 ppb (15) 0.33 ppb (4) N/A N/A 15.0
 
July 21, 2019, 4 a.m. 9.2 ppb (9) -1.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) 0.32 ppb (4) N/A N/A 18.0
 
July 21, 2019, 3 a.m. 10.2 ppb (9) -1.4 ppb (0) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) 0.32 ppb (4) N/A N/A 21.0
 
July 21, 2019, 2 a.m. 10.9 ppb (10) -1.0 ppb (0) N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) 0.32 ppb (4) N/A N/A 23.0
 
July 21, 2019, 1 a.m. 7.4 ppb (7) -0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 39.0 ppb (30) 0.33 ppb (4) N/A N/A 30.0
 
July 21, 2019, midnight 9.2 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 41.0 ppb (32) 0.33 ppb (4) N/A N/A 32.0
 
July 20, 2019, 11 p.m. 4.7 ppb (4) -0.8 ppb (0) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (42) 0.33 ppb (4) N/A N/A 42.0
 
July 20, 2019, 10 p.m. 4.1 ppb (4) -1.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 60.0 ppb (46) 0.34 ppb (4) N/A N/A 46.0
 
July 20, 2019, 9 p.m. 4.2 ppb (4) -1.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 64.0 ppb (49) 0.35 ppb (4) N/A N/A 49.0
 
July 20, 2019, 8 p.m. 4.6 ppb (4) -1.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 67.0 ppb (52) 0.37 ppb (4) N/A N/A 52.0
 
July 20, 2019, 7 p.m. 4.9 ppb (5) -0.8 ppb (0) N/A 6.0 ppb (6) N/A N/A 60.0 ppb (46) 0.37 ppb (4) N/A N/A 46.0
 
July 20, 2019, 6 p.m. 5.9 ppb (5) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (36) 0.35 ppb (4) N/A N/A 36.0
 
July 20, 2019, 5 p.m. 7.7 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) 0.35 ppb (4) N/A N/A 27.0
 
July 20, 2019, 4 p.m. 7.0 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.33 ppb (4) N/A N/A 23.0
 
July 20, 2019, 3 p.m. 5.7 ppb (5) -0.6 ppb (0) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.32 ppb (4) N/A N/A 21.0
 
July 20, 2019, 2 p.m. 3.8 ppb (4) -1.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.3 ppb (3) N/A N/A 21.0
 
July 20, 2019, 1 p.m. 5.0 ppb (5) -1.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) 0.32 ppb (4) N/A N/A 18.0
 
July 20, 2019, noon 3.4 ppb (3) -1.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (20) 0.31 ppb (3) N/A N/A 20.0
 
July 20, 2019, 11 a.m. 3.9 ppb (4) -1.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (20) 0.31 ppb (3) N/A N/A 20.0
 
July 20, 2019, 10 a.m. 3.5 ppb (3) -1.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (20) 0.3 ppb (3) N/A N/A 20.0
 
July 20, 2019, 9 a.m. 4.3 ppb (4) -1.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) 0.31 ppb (3) N/A N/A 20.0
 
July 20, 2019, 8 a.m. 5.4 ppb (5) -1.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 25.0 ppb (19) 0.32 ppb (4) N/A N/A 19.0
 
July 20, 2019, 7 a.m. 13.1 ppb (12) -0.8 ppb (0) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.35 ppb (4) N/A N/A 15.0
 
July 20, 2019, 6 a.m. 11.2 ppb (10) -1.0 ppb (0) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) 0.36 ppb (4) N/A N/A 17.0
 
July 20, 2019, 5 a.m. 9.5 ppb (9) -1.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) 0.33 ppb (4) N/A N/A 20.0
 
July 20, 2019, 4 a.m. 8.8 ppb (8) -1.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.33 ppb (4) N/A N/A 20.0
 
July 20, 2019, 3 a.m. 11.1 ppb (10) -1.2 ppb (0) N/A 12.0 ppb (11) N/A N/A 25.0 ppb (19) 0.34 ppb (4) N/A N/A 19.0
 
July 20, 2019, 2 a.m. 14.5 ppb (13) -0.3 ppb (0) N/A 15.0 ppb (14) N/A N/A 29.0 ppb (22) 0.35 ppb (4) N/A N/A 22.0
 
July 20, 2019, 1 a.m. 12.4 ppb (11) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A 33.0 ppb (25) 0.34 ppb (4) N/A N/A 25.0
 
July 20, 2019, midnight 11.5 ppb (11) 1.3 ppb (1) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) 0.34 ppb (4) N/A N/A 28.0
 
July 19, 2019, 11 p.m. 7.6 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 42.0 ppb (32) 0.33 ppb (4) N/A N/A 32.0
 
July 19, 2019, 10 p.m. 7.6 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 46.0 ppb (35) 0.32 ppb (4) N/A N/A 35.0
 
July 19, 2019, 9 p.m. 10.6 ppb (10) 1.5 ppb (1) N/A 9.0 ppb (8) N/A N/A 43.0 ppb (33) 0.35 ppb (4) N/A N/A 33.0
 
July 19, 2019, 8 p.m. 19.3 ppb (18) 7.6 ppb (7) N/A 12.0 ppb (11) N/A N/A 44.0 ppb (34) 0.35 ppb (4) N/A N/A 34.0
 
July 19, 2019, 7 p.m. 15.5 ppb (14) 6.4 ppb (6) N/A 9.0 ppb (8) N/A N/A 40.0 ppb (31) 0.34 ppb (4) N/A N/A 31.0
 
July 19, 2019, 6 p.m. 19.4 ppb (18) 7.8 ppb (7) N/A 9.0 ppb (8) N/A N/A 33.0 ppb (25) 0.34 ppb (4) N/A N/A 25.0
 
July 19, 2019, 5 p.m. 15.1 ppb (14) 5.9 ppb (5) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.33 ppb (4) N/A N/A 19.0
 
July 19, 2019, 4 p.m. 19.4 ppb (18) 9.0 ppb (8) N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.32 ppb (4) N/A N/A 18.0
 
July 19, 2019, 3 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 19, 2019, 2 p.m. 22.7 ppb (21) 12.0 ppb (11) N/A 11.0 ppb (10) N/A N/A 16.0 ppb (12) 0.3 ppb (3) N/A N/A 21.0
 
July 19, 2019, 1 p.m. 12.4 ppb (11) 1.7 ppb (2) N/A 11.0 ppb (10) N/A N/A 13.0 ppb (10) 0.32 ppb (4) N/A N/A 11.0
 
July 19, 2019, noon 10.2 ppb (9) -1.0 ppb (0) N/A 11.0 ppb (10) N/A N/A 12.0 ppb (9) 0.33 ppb (4) N/A N/A 10.0
 
July 19, 2019, 11 a.m. 9.7 ppb (9) -1.1 ppb (0) N/A 11.0 ppb (10) N/A N/A 12.0 ppb (9) 0.34 ppb (4) N/A N/A 10.0
 
July 19, 2019, 10 a.m. 11.5 ppb (11) -0.9 ppb (0) N/A 12.0 ppb (11) N/A N/A 12.0 ppb (9) 0.34 ppb (4) N/A N/A 11.0
 
July 19, 2019, 9 a.m. 11.6 ppb (11) -1.0 ppb (0) N/A 13.0 ppb (12) N/A N/A 11.0 ppb (8) 0.35 ppb (4) N/A N/A 12.0
 
July 19, 2019, 8 a.m. 14.1 ppb (13) -0.5 ppb (0) N/A 15.0 ppb (14) N/A N/A 10.0 ppb (8) 0.35 ppb (4) N/A N/A 14.0
 
July 19, 2019, 7 a.m. 13.0 ppb (12) -0.9 ppb (0) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.35 ppb (4) N/A N/A 13.0
 
July 19, 2019, 6 a.m. 12.6 ppb (12) -1.1 ppb (0) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) 0.33 ppb (4) N/A N/A 13.0
 
July 19, 2019, 5 a.m. 11.8 ppb (11) -1.0 ppb (0) N/A 13.0 ppb (12) N/A N/A 19.0 ppb (15) 0.33 ppb (4) N/A N/A 15.0
 
July 19, 2019, 4 a.m. 9.9 ppb (9) -1.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.34 ppb (4) N/A N/A 18.0
 
July 19, 2019, 3 a.m. 9.6 ppb (9) -1.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) 0.35 ppb (4) N/A N/A 19.0
 
July 19, 2019, 2 a.m. 12.3 ppb (11) -0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 27.0 ppb (21) 0.34 ppb (4) N/A N/A 21.0
 
July 19, 2019, 1 a.m. 11.0 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 35.0 ppb (27) 0.36 ppb (4) N/A N/A 27.0
 
July 19, 2019, midnight 16.0 ppb (15) 2.4 ppb (2) N/A 14.0 ppb (13) N/A N/A 35.0 ppb (27) 0.38 ppb (4) N/A N/A 27.0
 
July 18, 2019, 11 p.m. 13.7 ppb (13) 1.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 43.0 ppb (33) 0.38 ppb (4) N/A N/A 33.0
 
July 18, 2019, 10 p.m. 9.8 ppb (9) 0.1 ppb (0) N/A 10.0 ppb (9) N/A N/A 57.0 ppb (44) 0.39 ppb (4) N/A N/A 44.0
 
July 18, 2019, 9 p.m. 15.8 ppb (15) 4.2 ppb (4) N/A 12.0 ppb (11) N/A N/A 62.0 ppb (48) 0.4 ppb (4) N/A N/A 48.0
 
July 18, 2019, 8 p.m. 9.4 ppb (9) 1.4 ppb (1) N/A 8.0 ppb (7) N/A N/A 59.0 ppb (45) 0.36 ppb (4) N/A N/A 45.0
 
July 18, 2019, 7 p.m. 11.6 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A 47.0 ppb (36) 0.4 ppb (4) N/A N/A 36.0
 
July 18, 2019, 6 p.m. 13.8 ppb (13) 3.6 ppb (3) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) 0.4 ppb (4) N/A N/A 28.0
 
July 18, 2019, 5 p.m. 16.8 ppb (16) 5.4 ppb (5) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.39 ppb (4) N/A N/A 22.0
 
July 18, 2019, 4 p.m. 17.0 ppb (16) 6.1 ppb (6) N/A 11.0 ppb (10) N/A N/A 22.0 ppb (17) 0.38 ppb (4) N/A N/A 17.0
 
July 18, 2019, 3 p.m. 19.1 ppb (18) 7.7 ppb (7) N/A 11.0 ppb (10) N/A N/A 17.0 ppb (13) 0.36 ppb (4) N/A N/A 18.0
 
July 18, 2019, 2 p.m. 19.8 ppb (18) 7.8 ppb (7) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.36 ppb (4) N/A N/A 18.0
 
July 18, 2019, 1 p.m. 11.9 ppb (11) 1.3 ppb (1) N/A 11.0 ppb (10) N/A N/A 15.0 ppb (12) 0.34 ppb (4) N/A N/A 12.0
 
July 18, 2019, noon 7.1 ppb (7) -1.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 17.0 ppb (13) 0.32 ppb (4) N/A N/A 13.0
 
July 18, 2019, 11 a.m. 5.6 ppb (5) -1.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) 0.31 ppb (3) N/A N/A 15.0
 
July 18, 2019, 10 a.m. 5.2 ppb (5) -1.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) 0.29 ppb (3) N/A N/A 14.0
 
July 18, 2019, 9 a.m. 7.0 ppb (6) -1.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 16.0 ppb (12) 0.29 ppb (3) N/A N/A 12.0
 
July 18, 2019, 8 a.m. 6.6 ppb (6) -1.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 18.0 ppb (14) 0.3 ppb (3) N/A N/A 14.0
 
July 18, 2019, 7 a.m. 5.6 ppb (5) -1.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.3 ppb (3) N/A N/A 15.0
 
July 18, 2019, 6 a.m. 4.8 ppb (4) -1.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.3 ppb (3) N/A N/A 18.0
 
July 18, 2019, 5 a.m. 6.0 ppb (6) -1.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) 0.31 ppb (3) N/A N/A 19.0
 
July 18, 2019, 4 a.m. 7.3 ppb (7) -1.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) 0.32 ppb (4) N/A N/A 19.0
 
July 18, 2019, 3 a.m. 6.3 ppb (6) -1.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) 0.31 ppb (3) N/A N/A 22.0
 
July 18, 2019, 2 a.m. 5.1 ppb (5) -1.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) 0.31 ppb (3) N/A N/A 25.0
 
July 18, 2019, 1 a.m. 4.2 ppb (4) -0.8 ppb (0) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.31 ppb (3) N/A N/A 27.0
 
July 18, 2019, midnight 4.2 ppb (4) -0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.31 ppb (3) N/A N/A 29.0
 
July 17, 2019, 11 p.m. 4.6 ppb (4) -0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) 0.32 ppb (4) N/A N/A 32.0
 
July 17, 2019, 10 p.m. 4.9 ppb (5) -0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.33 ppb (4) N/A N/A 35.0
 
July 17, 2019, 9 p.m. 11.6 ppb (11) 3.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 47.0 ppb (36) 0.37 ppb (4) N/A N/A 36.0
 
July 17, 2019, 8 p.m. 13.4 ppb (12) 4.0 ppb (4) N/A 9.0 ppb (8) N/A N/A 46.0 ppb (35) 0.35 ppb (4) N/A N/A 35.0
 
July 17, 2019, 7 p.m. 9.7 ppb (9) 1.7 ppb (2) N/A 8.0 ppb (7) N/A N/A 47.0 ppb (36) 0.35 ppb (4) N/A N/A 36.0
 
July 17, 2019, 6 p.m. 15.2 ppb (14) 4.1 ppb (4) N/A 11.0 ppb (10) N/A N/A 40.0 ppb (31) 0.39 ppb (4) N/A N/A 31.0
 
July 17, 2019, 5 p.m. 24.6 ppb (23) 12.3 ppb (11) N/A 12.0 ppb (11) N/A N/A 31.0 ppb (24) 0.42 ppb (5) N/A N/A 24.0
 
July 17, 2019, 4 p.m. 13.2 ppb (12) 4.3 ppb (4) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.35 ppb (4) N/A N/A 22.0
 
July 17, 2019, 3 p.m. 10.8 ppb (10) 1.8 ppb (2) N/A 9.0 ppb (8) N/A N/A 21.0 ppb (16) 0.35 ppb (4) N/A N/A 16.0
 
July 17, 2019, 2 p.m. 9.8 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) 0.33 ppb (4) N/A N/A 15.0
 
July 17, 2019, 1 p.m. 7.1 ppb (7) -0.9 ppb (0) N/A 8.0 ppb (7) N/A N/A 20.0 ppb (15) 0.32 ppb (4) N/A N/A 15.0
 
July 17, 2019, noon 8.5 ppb (8) -1.1 ppb (0) N/A 10.0 ppb (9) N/A N/A 18.0 ppb (14) 0.32 ppb (4) N/A N/A 14.0
 
July 17, 2019, 11 a.m. 5.7 ppb (5) -1.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) 0.3 ppb (3) N/A N/A 16.0
 
July 17, 2019, 10 a.m. 5.0 ppb (5) -1.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.31 ppb (3) N/A N/A 16.0
 
July 17, 2019, 9 a.m. 4.4 ppb (4) -1.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.29 ppb (3) N/A N/A 18.0
 
July 17, 2019, 8 a.m. 3.9 ppb (4) -1.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.29 ppb (3) N/A N/A 18.0
 
July 17, 2019, 7 a.m. 3.4 ppb (3) -1.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.29 ppb (3) N/A N/A 18.0
 
July 17, 2019, 6 a.m. 3.3 ppb (3) -1.6 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.29 ppb (3) N/A N/A 21.0
 
July 17, 2019, 5 a.m. 4.4 ppb (4) -1.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.3 ppb (3) N/A N/A 21.0
 
July 17, 2019, 4 a.m. 5.6 ppb (5) -1.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.31 ppb (3) N/A N/A 21.0
 
July 17, 2019, 3 a.m. 8.0 ppb (7) -1.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.33 ppb (4) N/A N/A 20.0
 
July 17, 2019, 2 a.m. 7.0 ppb (6) -1.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) 0.32 ppb (4) N/A N/A 22.0