AQSQID: 060712002

Site Name: Fontana - Arrow Highway

Location: Fontana, CA

Reporting: True, Located: True

Current AQI: 16.0

Fontana CA, US: 34.0994, -117.5047

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 18, 2019, 6 a.m. 17.8 ppb (16) 1.6 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 13.0 ppb (10) 0.15 ppb (2) N/A N/A 16.0
 
July 18, 2019, 5 a.m. 19.8 ppb (18) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 13.0 ppb (10) 0.13 ppb (1) N/A N/A 18.0
 
July 18, 2019, 4 a.m. 17.3 ppb (16) 1.6 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 18.0 ppb (14) 0.13 ppb (1) N/A N/A 16.0
 
July 18, 2019, 3 a.m. 17.4 ppb (16) 1.5 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A N/A 19.0
 
July 18, 2019, 2 a.m. 12.2 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 45.0 ppb (35) 0.13 ppb (1) N/A N/A 35.0
 
July 18, 2019, 1 a.m. 9.5 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 57.0 ppb (44) 0.12 ppb (1) N/A N/A 44.0
 
July 18, 2019, midnight 8.1 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 68.0 ppb (52) 0.12 ppb (1) N/A N/A 52.0
 
July 17, 2019, 11 p.m. 9.8 ppb (9) 1.2 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 76.0 ppb (59) 0.13 ppb (1) N/A N/A 59.0
 
July 17, 2019, 10 p.m. 10.5 ppb (10) 1.1 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 77.0 ppb (60) 0.16 ppb (2) N/A N/A 60.0
 
July 17, 2019, 9 p.m. 10.4 ppb (10) 1.1 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 84.0 ppb (66) 0.18 ppb (2) N/A N/A 66.0
 
July 17, 2019, 8 p.m. 13.5 ppb (12) 1.9 ppb (2) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 70.0 ppb (54) 0.19 ppb (2) N/A N/A 54.0
 
July 17, 2019, 7 p.m. 14.9 ppb (14) 2.6 ppb (2) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 58.0 ppb (45) 0.13 ppb (1) N/A N/A 45.0
 
July 17, 2019, 6 p.m. 17.3 ppb (16) 3.4 ppb (3) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 51.0 ppb (39) 0.15 ppb (2) N/A N/A 39.0
 
July 17, 2019, 5 p.m. 45.4 ppb (42) 17.4 ppb (16) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 28.0 ppb (22) 0.26 ppb (3) N/A N/A 42.0
 
July 17, 2019, 4 p.m. 54.4 ppb (50) 25.7 ppb (24) N/A 29.0 ppb (27) N/A 1.0 ppb (1) 17.0 ppb (13) 0.32 ppb (4) N/A N/A 50.0
 
July 17, 2019, 3 p.m. 62.6 ppb (59) 35.8 ppb (33) N/A 27.0 ppb (25) N/A 1.0 ppb (1) 10.0 ppb (8) 0.37 ppb (4) N/A N/A 59.0
 
July 17, 2019, 2 p.m. 59.9 ppb (56) 36.2 ppb (34) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 6.0 ppb (5) 0.3 ppb (3) N/A N/A 56.0
 
July 17, 2019, 1 p.m. 52.1 ppb (48) 31.4 ppb (29) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 3.0 ppb (2) 0.31 ppb (3) N/A N/A 48.0
 
July 17, 2019, noon 51.7 ppb (48) 29.0 ppb (27) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 3.0 ppb (2) 0.28 ppb (3) N/A N/A 48.0
 
July 17, 2019, 11 a.m. 36.3 ppb (34) 15.0 ppb (14) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 3.0 ppb (2) 0.21 ppb (2) N/A N/A 34.0
 
July 17, 2019, 10 a.m. 27.6 ppb (26) 6.1 ppb (6) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 3.0 ppb (2) 0.18 ppb (2) N/A N/A 26.0
 
July 17, 2019, 9 a.m. 23.3 ppb (22) 3.3 ppb (3) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 5.0 ppb (4) 0.15 ppb (2) N/A N/A 22.0
 
July 17, 2019, 8 a.m. 20.0 ppb (19) 2.5 ppb (2) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 8.0 ppb (6) 0.16 ppb (2) N/A N/A 19.0
 
July 17, 2019, 7 a.m. 27.4 ppb (25) 3.3 ppb (3) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 6.0 ppb (5) 0.19 ppb (2) N/A N/A 25.0
 
July 17, 2019, 6 a.m. 25.7 ppb (24) 3.4 ppb (3) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 10.0 ppb (8) 0.21 ppb (2) N/A N/A 24.0
 
July 17, 2019, 5 a.m. 17.5 ppb (16) 1.2 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 19.0 ppb (15) 0.17 ppb (2) N/A N/A 16.0
 
July 17, 2019, 4 a.m. 13.2 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A N/A 19.0
 
July 17, 2019, 3 a.m. 16.3 ppb (15) 1.5 ppb (1) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 32.0 ppb (25) 0.18 ppb (2) N/A N/A 25.0
 
July 17, 2019, 2 a.m. 14.6 ppb (14) 2.0 ppb (2) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 43.0 ppb (33) 0.15 ppb (2) N/A N/A 33.0
 
July 17, 2019, 1 a.m. 9.6 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 57.0 ppb (44) 0.16 ppb (2) N/A N/A 44.0
 
July 17, 2019, midnight 8.7 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 62.0 ppb (48) 0.13 ppb (1) N/A N/A 48.0
 
July 16, 2019, 11 p.m. 8.4 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 68.0 ppb (52) 0.13 ppb (1) N/A N/A 52.0
 
July 16, 2019, 10 p.m. 7.1 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 71.0 ppb (55) 0.1 ppb (1) N/A N/A 55.0
 
July 16, 2019, 9 p.m. 7.8 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 77.0 ppb (60) 0.12 ppb (1) N/A N/A 60.0
 
July 16, 2019, 8 p.m. 12.2 ppb (11) 1.2 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 92.0 ppb (72) 0.2 ppb (2) N/A N/A 72.0
 
July 16, 2019, 7 p.m. 11.6 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 87.0 ppb (68) 0.16 ppb (2) N/A N/A 68.0
 
July 16, 2019, 6 p.m. 23.7 ppb (22) 4.1 ppb (4) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 66.0 ppb (51) 0.2 ppb (2) N/A N/A 51.0
 
July 16, 2019, 5 p.m. 45.3 ppb (42) 10.6 ppb (10) N/A 35.0 ppb (32) N/A 1.0 ppb (1) 46.0 ppb (35) 0.33 ppb (4) N/A N/A 42.0
 
July 16, 2019, 4 p.m. 50.3 ppb (47) 12.7 ppb (12) N/A 38.0 ppb (35) N/A 1.0 ppb (1) 39.0 ppb (30) 0.39 ppb (4) N/A N/A 47.0
 
July 16, 2019, 3 p.m. 67.8 ppb (65) 24.8 ppb (23) N/A 43.0 ppb (40) N/A 1.0 ppb (1) 23.0 ppb (18) 0.41 ppb (5) N/A N/A 65.0
 
July 16, 2019, 2 p.m. 63.9 ppb (61) 24.3 ppb (23) N/A 40.0 ppb (37) N/A 1.0 ppb (1) 13.0 ppb (10) 0.48 ppb (5) N/A N/A 61.0
 
July 16, 2019, 1 p.m. 59.3 ppb (56) 24.7 ppb (23) N/A 35.0 ppb (32) N/A 1.0 ppb (1) 5.0 ppb (4) 0.69 ppb (8) N/A N/A 56.0
 
July 16, 2019, noon 65.0 ppb (62) 31.0 ppb (29) N/A 34.0 ppb (31) N/A 1.0 ppb (1) 3.0 ppb (2) 0.69 ppb (8) N/A N/A 62.0
 
July 16, 2019, 11 a.m. 52.3 ppb (48) 17.1 ppb (16) N/A 35.0 ppb (32) N/A 1.0 ppb (1) 3.0 ppb (2) 0.49 ppb (5) N/A N/A 48.0
 
July 16, 2019, 10 a.m. 51.3 ppb (48) 14.1 ppb (13) N/A 37.0 ppb (34) N/A 1.0 ppb (1) 3.0 ppb (2) 0.46 ppb (5) N/A N/A 48.0
 
July 16, 2019, 9 a.m. 38.7 ppb (36) 6.0 ppb (6) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 8.0 ppb (6) 0.41 ppb (5) N/A N/A 36.0
 
July 16, 2019, 8 a.m. 28.4 ppb (26) 3.0 ppb (3) N/A 25.0 ppb (23) N/A 0.0 ppb (0) 16.0 ppb (12) 0.32 ppb (4) N/A N/A 26.0
 
July 16, 2019, 7 a.m. 37.6 ppb (35) 2.7 ppb (3) N/A 35.0 ppb (32) N/A 1.0 ppb (1) 20.0 ppb (15) 0.29 ppb (3) N/A N/A 35.0
 
July 16, 2019, 6 a.m. 28.0 ppb (26) 2.5 ppb (2) N/A 26.0 ppb (24) N/A 1.0 ppb (1) 24.0 ppb (18) 0.34 ppb (4) N/A N/A 26.0
 
July 16, 2019, 5 a.m. 18.4 ppb (17) 1.5 ppb (1) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 42.0 ppb (32) 0.28 ppb (3) N/A N/A 32.0
 
July 16, 2019, 4 a.m. 18.1 ppb (17) 0.8 ppb (1) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 51.0 ppb (39) 0.24 ppb (3) N/A N/A 39.0
 
July 16, 2019, 3 a.m. 24.1 ppb (22) 1.1 ppb (1) N/A 23.0 ppb (21) N/A 1.0 ppb (1) 53.0 ppb (41) 0.22 ppb (2) N/A N/A 41.0
 
July 16, 2019, 2 a.m. 14.1 ppb (13) 0.6 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 83.0 ppb (65) 0.2 ppb (2) N/A N/A 65.0
 
July 16, 2019, 1 a.m. 12.6 ppb (12) 0.5 ppb (0) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 102.0 ppb (81) 0.22 ppb (2) N/A N/A 81.0
 
July 16, 2019, midnight 10.1 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 102.0 ppb (81) 0.21 ppb (2) N/A N/A 81.0
 
July 15, 2019, 11 p.m. 9.2 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 100.0 ppb (79) 0.2 ppb (2) N/A N/A 79.0
 
July 15, 2019, 10 p.m. 10.6 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 116.0 ppb (92) 0.24 ppb (3) N/A N/A 92.0
 
July 15, 2019, 9 p.m. 11.2 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 104.0 ppb (82) 0.22 ppb (2) N/A N/A 82.0
 
July 15, 2019, 8 p.m. 12.0 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 88.0 ppb (69) 0.16 ppb (2) N/A N/A 69.0
 
July 15, 2019, 7 p.m. 20.0 ppb (19) 2.5 ppb (2) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 82.0 ppb (64) 0.2 ppb (2) N/A N/A 64.0
 
July 15, 2019, 6 p.m. 32.8 ppb (30) 6.2 ppb (6) N/A 27.0 ppb (25) N/A 1.0 ppb (1) 61.0 ppb (47) 0.3 ppb (3) N/A N/A 47.0
 
July 15, 2019, 5 p.m. 47.1 ppb (44) 11.5 ppb (11) N/A 36.0 ppb (33) N/A 1.0 ppb (1) 44.0 ppb (34) 0.38 ppb (4) N/A N/A 44.0
 
July 15, 2019, 4 p.m. 67.1 ppb (64) 23.8 ppb (22) N/A 43.0 ppb (40) N/A 1.0 ppb (1) 27.0 ppb (21) 0.44 ppb (5) N/A N/A 64.0
 
July 15, 2019, 3 p.m. 62.5 ppb (59) 24.8 ppb (23) N/A 38.0 ppb (35) N/A 1.0 ppb (1) 19.0 ppb (15) 0.43 ppb (5) N/A N/A 59.0
 
July 15, 2019, 2 p.m. 74.1 ppb (71) 36.9 ppb (34) N/A 37.0 ppb (34) N/A 1.0 ppb (1) 10.0 ppb (8) 0.57 ppb (6) N/A N/A 71.0
 
July 15, 2019, 1 p.m. 57.0 ppb (53) 25.5 ppb (24) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 5.0 ppb (4) 0.61 ppb (7) N/A N/A 53.0
 
July 15, 2019, noon 49.6 ppb (46) 21.9 ppb (20) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 3.0 ppb (2) 0.51 ppb (6) N/A N/A 46.0
 
July 15, 2019, 11 a.m. 35.6 ppb (33) 9.3 ppb (9) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 3.0 ppb (2) 0.37 ppb (4) N/A N/A 33.0
 
July 15, 2019, 10 a.m. 30.3 ppb (28) 4.8 ppb (4) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 4.0 ppb (3) 0.33 ppb (4) N/A N/A 28.0
 
July 15, 2019, 9 a.m. 37.8 ppb (35) 6.0 ppb (6) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 4.0 ppb (3) 0.27 ppb (3) N/A N/A 35.0
 
July 15, 2019, 8 a.m. 33.5 ppb (31) 3.9 ppb (4) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 7.0 ppb (5) 0.29 ppb (3) N/A N/A 31.0
 
July 15, 2019, 7 a.m. 20.4 ppb (19) 1.9 ppb (2) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 21.0 ppb (16) 0.29 ppb (3) N/A N/A 19.0
 
July 15, 2019, 6 a.m. 19.0 ppb (18) 2.0 ppb (2) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 27.0 ppb (21) 0.28 ppb (3) N/A N/A 21.0
 
July 15, 2019, 5 a.m. 16.1 ppb (15) 0.6 ppb (1) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 36.0 ppb (28) 0.2 ppb (2) N/A N/A 28.0
 
July 15, 2019, 4 a.m. 9.9 ppb (9) 0.1 ppb (0) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 46.0 ppb (35) 0.17 ppb (2) N/A N/A 35.0
 
July 15, 2019, 3 a.m. 14.2 ppb (13) 1.4 ppb (1) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 56.0 ppb (43) 0.2 ppb (2) N/A N/A 43.0
 
July 15, 2019, 2 a.m. 11.6 ppb (11) 1.4 ppb (1) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 75.0 ppb (58) 0.37 ppb (4) N/A N/A 58.0
 
July 15, 2019, 1 a.m. 12.5 ppb (12) 1.4 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 86.0 ppb (68) 0.2 ppb (2) N/A N/A 68.0
 
July 15, 2019, midnight 9.2 ppb (9) 0.8 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 91.0 ppb (72) 0.18 ppb (2) N/A N/A 72.0
 
July 14, 2019, 11 p.m. 10.7 ppb (10) 1.1 ppb (1) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 92.0 ppb (72) 0.17 ppb (2) N/A N/A 72.0
 
July 14, 2019, 10 p.m. 15.5 ppb (14) 3.3 ppb (3) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 87.0 ppb (68) 0.17 ppb (2) N/A N/A 68.0
 
July 14, 2019, 9 p.m. 13.8 ppb (13) 2.0 ppb (2) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 83.0 ppb (65) 0.18 ppb (2) N/A N/A 65.0
 
July 14, 2019, 8 p.m. 9.5 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 82.0 ppb (64) 0.19 ppb (2) N/A N/A 64.0
 
July 14, 2019, 7 p.m. 17.5 ppb (16) 2.6 ppb (2) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 87.0 ppb (68) 0.25 ppb (3) N/A N/A 68.0
 
July 14, 2019, 6 p.m. 24.9 ppb (23) 4.6 ppb (4) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 68.0 ppb (52) 0.29 ppb (3) N/A N/A 52.0
 
July 14, 2019, 5 p.m. 25.9 ppb (24) 5.1 ppb (5) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 59.0 ppb (45) 0.49 ppb (5) N/A N/A 45.0
 
July 14, 2019, 4 p.m. 35.1 ppb (32) 10.9 ppb (10) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 34.0 ppb (26) 0.36 ppb (4) N/A N/A 32.0
 
July 14, 2019, 3 p.m. 27.0 ppb (25) 9.0 ppb (8) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 24.0 ppb (18) 0.28 ppb (3) N/A N/A 25.0
 
July 14, 2019, 2 p.m. 27.8 ppb (26) 11.8 ppb (11) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 12.0 ppb (9) 0.25 ppb (3) N/A N/A 26.0
 
July 14, 2019, 1 p.m. 25.3 ppb (23) 8.9 ppb (8) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) 0.18 ppb (2) N/A N/A 23.0
 
July 14, 2019, noon 34.0 ppb (31) 15.3 ppb (14) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 3.0 ppb (2) 0.18 ppb (2) N/A N/A 31.0
 
July 14, 2019, 11 a.m. 15.8 ppb (15) 2.3 ppb (2) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 8.0 ppb (6) 0.17 ppb (2) N/A N/A 15.0
 
July 14, 2019, 10 a.m. 20.9 ppb (19) 3.7 ppb (3) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 7.0 ppb (5) 0.2 ppb (2) N/A N/A 19.0
 
July 14, 2019, 9 a.m. 21.6 ppb (20) 2.6 ppb (2) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 8.0 ppb (6) 0.22 ppb (2) N/A N/A 20.0
 
July 14, 2019, 8 a.m. 21.2 ppb (20) 2.2 ppb (2) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 9.0 ppb (7) 0.23 ppb (3) N/A N/A 20.0
 
July 14, 2019, 7 a.m. 20.3 ppb (19) 2.1 ppb (2) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 15.0 ppb (12) 0.24 ppb (3) N/A N/A 19.0
 
July 14, 2019, 6 a.m. 27.1 ppb (25) 7.8 ppb (7) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 19.0 ppb (15) 0.28 ppb (3) N/A N/A 25.0
 
July 14, 2019, 5 a.m. 16.7 ppb (15) 1.0 ppb (1) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 31.0 ppb (24) 0.25 ppb (3) N/A N/A 24.0
 
July 14, 2019, 4 a.m. 15.3 ppb (14) 0.9 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 44.0 ppb (34) 0.26 ppb (3) N/A N/A 34.0
 
July 14, 2019, 3 a.m. 13.4 ppb (12) 0.6 ppb (1) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 69.0 ppb (53) 0.24 ppb (3) N/A N/A 53.0
 
July 14, 2019, 2 a.m. 10.9 ppb (10) 0.4 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 87.0 ppb (68) 0.23 ppb (3) N/A N/A 68.0
 
July 14, 2019, 1 a.m. 8.2 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 99.0 ppb (78) 0.21 ppb (2) N/A N/A 78.0
 
July 14, 2019, midnight 10.4 ppb (10) 1.1 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 94.0 ppb (74) 0.19 ppb (2) N/A N/A 74.0
 
July 13, 2019, 11 p.m. 11.8 ppb (11) 1.4 ppb (1) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 93.0 ppb (73) 0.19 ppb (2) N/A N/A 73.0
 
July 13, 2019, 10 p.m. 14.4 ppb (13) 1.5 ppb (1) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 104.0 ppb (82) 0.23 ppb (3) N/A N/A 82.0
 
July 13, 2019, 9 p.m. 13.8 ppb (13) 1.3 ppb (1) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 108.0 ppb (86) 0.24 ppb (3) N/A N/A 86.0
 
July 13, 2019, 8 p.m. 13.1 ppb (12) 1.1 ppb (1) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 104.0 ppb (82) 0.26 ppb (3) N/A N/A 82.0
 
July 13, 2019, 7 p.m. 13.7 ppb (13) 1.5 ppb (1) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 91.0 ppb (72) 0.28 ppb (3) N/A N/A 72.0
 
July 13, 2019, 6 p.m. 22.1 ppb (20) 3.3 ppb (3) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 79.0 ppb (62) 0.35 ppb (4) N/A N/A 62.0
 
July 13, 2019, 5 p.m. 36.8 ppb (34) 6.6 ppb (6) N/A 30.0 ppb (28) N/A 1.0 ppb (1) 63.0 ppb (48) 0.48 ppb (5) N/A N/A 48.0
 
July 13, 2019, 4 p.m. 63.5 ppb (60) 20.0 ppb (19) N/A 44.0 ppb (41) N/A 1.0 ppb (1) 36.0 ppb (28) 0.6 ppb (7) N/A N/A 60.0
 
July 13, 2019, 3 p.m. 56.3 ppb (52) 17.4 ppb (16) N/A 39.0 ppb (36) N/A 1.0 ppb (1) 26.0 ppb (20) 0.53 ppb (6) N/A N/A 52.0
 
July 13, 2019, 2 p.m. 59.5 ppb (56) 22.3 ppb (21) N/A 37.0 ppb (34) N/A 1.0 ppb (1) 15.0 ppb (12) 0.54 ppb (6) N/A N/A 56.0
 
July 13, 2019, 1 p.m. 63.1 ppb (60) 27.9 ppb (26) N/A 35.0 ppb (32) N/A 1.0 ppb (1) 5.0 ppb (4) 0.51 ppb (6) N/A N/A 60.0
 
July 13, 2019, noon 57.9 ppb (54) 24.3 ppb (23) N/A 34.0 ppb (31) N/A 1.0 ppb (1) 3.0 ppb (2) 0.56 ppb (6) N/A N/A 54.0
 
July 13, 2019, 11 a.m. 50.8 ppb (47) 15.4 ppb (14) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 3.0 ppb (2) 0.42 ppb (5) N/A N/A 47.0
 
July 13, 2019, 10 a.m. 41.8 ppb (39) 8.6 ppb (8) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 4.0 ppb (3) 0.43 ppb (5) N/A N/A 39.0
 
July 13, 2019, 9 a.m. 40.2 ppb (37) 5.5 ppb (5) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 6.0 ppb (5) 0.53 ppb (6) N/A N/A 37.0
 
July 13, 2019, 8 a.m. 48.3 ppb (45) 8.0 ppb (7) N/A 40.0 ppb (37) N/A 1.0 ppb (1) 5.0 ppb (4) 0.44 ppb (5) N/A N/A 45.0
 
July 13, 2019, 7 a.m. 35.7 ppb (33) 3.2 ppb (3) N/A 32.0 ppb (30) N/A 1.0 ppb (1) 17.0 ppb (13) 0.35 ppb (4) N/A N/A 33.0
 
July 13, 2019, 6 a.m. 27.7 ppb (26) 2.3 ppb (2) N/A 25.0 ppb (23) N/A 1.0 ppb (1) 28.0 ppb (22) 0.39 ppb (4) N/A N/A 26.0
 
July 13, 2019, 5 a.m. 23.0 ppb (21) 1.5 ppb (1) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 40.0 ppb (31) 0.29 ppb (3) N/A N/A 31.0
 
July 13, 2019, 4 a.m. 19.1 ppb (18) 1.1 ppb (1) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 51.0 ppb (39) 0.29 ppb (3) N/A N/A 39.0
 
July 13, 2019, 3 a.m. 20.0 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 74.0 ppb (57) 0.31 ppb (3) N/A N/A 57.0
 
July 13, 2019, 2 a.m. 17.4 ppb (16) 0.8 ppb (1) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 93.0 ppb (73) 0.29 ppb (3) N/A N/A 73.0
 
July 13, 2019, 1 a.m. 15.0 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (13) N/A 2.0 ppb (3) 103.0 ppb (82) 0.27 ppb (3) N/A N/A 82.0
 
July 13, 2019, midnight 14.7 ppb (14) 0.8 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 105.0 ppb (83) 0.25 ppb (3) N/A N/A 83.0
 
July 12, 2019, 11 p.m. 12.8 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 112.0 ppb (89) 0.24 ppb (3) N/A N/A 89.0
 
July 12, 2019, 10 p.m. 11.4 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 108.0 ppb (86) 0.23 ppb (3) N/A N/A 86.0
 
July 12, 2019, 9 p.m. 14.9 ppb (14) 1.7 ppb (2) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 101.0 ppb (80) 0.2 ppb (2) N/A N/A 80.0
 
July 12, 2019, 8 p.m. 15.7 ppb (15) 1.5 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 95.0 ppb (75) 0.23 ppb (3) N/A N/A 75.0
 
July 12, 2019, 7 p.m. 27.3 ppb (25) 4.5 ppb (4) N/A 23.0 ppb (21) N/A 1.0 ppb (1) 80.0 ppb (62) 0.28 ppb (3) N/A N/A 62.0
 
July 12, 2019, 6 p.m. 42.3 ppb (39) 8.9 ppb (8) N/A 33.0 ppb (31) N/A 1.0 ppb (1) 56.0 ppb (43) 0.35 ppb (4) N/A N/A 43.0
 
July 12, 2019, 5 p.m. 43.9 ppb (41) 11.2 ppb (10) N/A 33.0 ppb (31) N/A 1.0 ppb (1) 45.0 ppb (35) 0.35 ppb (4) N/A N/A 41.0
 
July 12, 2019, 4 p.m. 67.4 ppb (64) 24.9 ppb (23) N/A 43.0 ppb (40) N/A 1.0 ppb (1) 26.0 ppb (20) 0.53 ppb (6) N/A N/A 64.0
 
July 12, 2019, 3 p.m. 84.7 ppb (83) 45.0 ppb (42) N/A 40.0 ppb (37) N/A 1.0 ppb (1) 11.0 ppb (8) 0.59 ppb (7) N/A N/A 83.0
 
July 12, 2019, 2 p.m. 89.2 ppb (87) 55.1 ppb (51) N/A 34.0 ppb (31) N/A 1.0 ppb (1) 6.0 ppb (5) 0.54 ppb (6) N/A N/A 87.0
 
July 12, 2019, 1 p.m. 77.9 ppb (75) 47.6 ppb (44) N/A 30.0 ppb (28) N/A 1.0 ppb (1) 4.0 ppb (3) 0.6 ppb (7) N/A N/A 75.0
 
July 12, 2019, noon 61.4 ppb (58) 32.3 ppb (30) N/A 29.0 ppb (27) N/A 1.0 ppb (1) 3.0 ppb (2) 0.66 ppb (7) N/A N/A 58.0
 
July 12, 2019, 11 a.m. 56.3 ppb (52) 23.9 ppb (22) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 3.0 ppb (2) 0.5 ppb (6) N/A N/A 52.0
 
July 12, 2019, 10 a.m. 52.2 ppb (48) 18.8 ppb (17) N/A 33.0 ppb (31) N/A 1.0 ppb (1) 3.0 ppb (2) 0.42 ppb (5) N/A N/A 48.0
 
July 12, 2019, 9 a.m. 40.6 ppb (38) 6.3 ppb (6) N/A 34.0 ppb (31) N/A 0.0 ppb (0) 4.0 ppb (3) 0.37 ppb (4) N/A N/A 38.0
 
July 12, 2019, 8 a.m. 34.9 ppb (32) 4.2 ppb (4) N/A 31.0 ppb (29) N/A 1.0 ppb (1) 6.0 ppb (5) 0.38 ppb (4) N/A N/A 32.0
 
July 12, 2019, 7 a.m. 31.0 ppb (29) 2.6 ppb (2) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 15.0 ppb (12) 0.34 ppb (4) N/A N/A 29.0
 
July 12, 2019, 6 a.m. 24.1 ppb (22) 1.7 ppb (2) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 23.0 ppb (18) 0.3 ppb (3) N/A N/A 22.0
 
July 12, 2019, 5 a.m. 22.8 ppb (21) 1.5 ppb (1) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 30.0 ppb (23) 0.23 ppb (3) N/A N/A 23.0
 
July 12, 2019, 4 a.m. 13.3 ppb (12) 0.4 ppb (0) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 42.0 ppb (32) 0.18 ppb (2) N/A N/A 32.0
 
July 12, 2019, 3 a.m. 17.0 ppb (16) 1.0 ppb (1) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 54.0 ppb (42) 0.22 ppb (2) N/A N/A 42.0
 
July 12, 2019, 2 a.m. 21.5 ppb (20) 1.9 ppb (2) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 71.0 ppb (55) 0.24 ppb (3) N/A N/A 55.0
 
July 12, 2019, 1 a.m. 15.2 ppb (14) 0.9 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 91.0 ppb (72) 0.25 ppb (3) N/A N/A 72.0
 
July 12, 2019, midnight 12.2 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 102.0 ppb (81) 0.24 ppb (3) N/A N/A 81.0
 
July 11, 2019, 11 p.m. 12.2 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 103.0 ppb (82) 0.21 ppb (2) N/A N/A 82.0
 
July 11, 2019, 10 p.m. 12.4 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 104.0 ppb (82) 0.23 ppb (3) N/A N/A 82.0
 
July 11, 2019, 9 p.m. 13.8 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 95.0 ppb (75) 0.23 ppb (3) N/A N/A 75.0
 
July 11, 2019, 8 p.m. 16.4 ppb (15) 1.8 ppb (2) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 81.0 ppb (63) 0.24 ppb (3) N/A N/A 63.0
 
July 11, 2019, 7 p.m. 23.2 ppb (21) 3.7 ppb (3) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 69.0 ppb (53) 0.25 ppb (3) N/A N/A 53.0
 
July 11, 2019, 6 p.m. 39.7 ppb (37) 9.0 ppb (8) N/A 31.0 ppb (29) N/A 1.0 ppb (1) 52.0 ppb (40) 0.3 ppb (3) N/A N/A 40.0
 
July 11, 2019, 5 p.m. 32.3 ppb (30) 7.4 ppb (7) N/A 25.0 ppb (23) N/A 1.0 ppb (1) 49.0 ppb (38) 0.3 ppb (3) N/A N/A 38.0
 
July 11, 2019, 4 p.m. 59.1 ppb (55) 22.3 ppb (21) N/A 37.0 ppb (34) N/A 1.0 ppb (1) 27.0 ppb (21) 0.4 ppb (4) N/A N/A 55.0
 
July 11, 2019, 3 p.m. 55.6 ppb (52) 21.8 ppb (20) N/A 34.0 ppb (31) N/A 1.0 ppb (1) 20.0 ppb (15) 0.42 ppb (5) N/A N/A 52.0
 
July 11, 2019, 2 p.m. 81.6 ppb (79) 43.9 ppb (41) N/A 38.0 ppb (35) N/A 1.0 ppb (1) 9.0 ppb (7) 0.57 ppb (6) N/A N/A 79.0
 
July 11, 2019, 1 p.m. 68.1 ppb (65) 38.6 ppb (36) N/A 30.0 ppb (28) N/A 1.0 ppb (1) 4.0 ppb (3) 0.72 ppb (8) N/A N/A 65.0
 
July 11, 2019, noon 49.5 ppb (46) 19.3 ppb (18) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 3.0 ppb (2) 0.55 ppb (6) N/A N/A 46.0
 
July 11, 2019, 11 a.m. 46.3 ppb (43) 16.5 ppb (15) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 3.0 ppb (2) 0.43 ppb (5) N/A N/A 43.0
 
July 11, 2019, 10 a.m. 41.3 ppb (38) 10.8 ppb (10) N/A 31.0 ppb (29) N/A 1.0 ppb (1) 3.0 ppb (2) 0.43 ppb (5) N/A N/A 38.0
 
July 11, 2019, 9 a.m. 37.4 ppb (35) 4.6 ppb (4) N/A 33.0 ppb (31) N/A 1.0 ppb (1) 5.0 ppb (4) 0.36 ppb (4) N/A N/A 35.0
 
July 11, 2019, 8 a.m. 34.7 ppb (32) 3.8 ppb (4) N/A 31.0 ppb (29) N/A 1.0 ppb (1) 8.0 ppb (6) 0.37 ppb (4) N/A N/A 32.0
 
July 11, 2019, 7 a.m. 44.1 ppb (41) 6.5 ppb (6) N/A 38.0 ppb (35) N/A 1.0 ppb (1) 9.0 ppb (7) 0.36 ppb (4) N/A N/A 41.0