AQSQID: 060010013

Site Name: Berkeley Aquatic Park

Location: Berkeley (No. 2), CA

Reporting: True, Located: True

Current AQI: 21.0

Berkeley (No. 2) CA, US: 37.864767, -122.302741

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 14, 2019, 9 a.m. 11.9 ppb (11) 3.5 ppb (3) N/A 8.0 ppb (7) N/A N/A 8.0 ppb (6) 0.44 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
July 14, 2019, 8 a.m. 5.6 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (9) 0.35 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
July 14, 2019, 7 a.m. 11.8 ppb (11) 2.2 ppb (2) N/A 10.0 ppb (9) N/A N/A 7.0 ppb (5) 0.45 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 6 a.m. 18.2 ppb (17) 9.1 ppb (8) N/A 9.0 ppb (8) N/A N/A 8.0 ppb (6) 0.67 ppb (7) N/A 15.0 μg/m3 (56) 56.0
 
July 14, 2019, 5 a.m. 19.8 ppb (18) 9.9 ppb (9) N/A 10.0 ppb (9) N/A N/A 8.0 ppb (6) 0.65 ppb (7) N/A 13.0 μg/m3 (52) 52.0
 
July 14, 2019, 4 a.m. 19.1 ppb (18) 9.8 ppb (9) N/A 9.0 ppb (8) N/A N/A 9.0 ppb (7) 0.63 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
July 14, 2019, 3 a.m. 16.8 ppb (16) 9.7 ppb (9) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) 0.63 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 2 a.m. 15.0 ppb (14) 9.1 ppb (8) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.59 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
July 14, 2019, 1 a.m. 23.1 ppb (21) 15.7 ppb (15) N/A 7.0 ppb (6) N/A N/A 12.0 ppb (9) 0.65 ppb (7) N/A 18.0 μg/m3 (63) 63.0
 
July 14, 2019, midnight 14.7 ppb (14) 10.1 ppb (9) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) 0.61 ppb (7) N/A 15.0 μg/m3 (56) 56.0
 
July 13, 2019, 11 p.m. 16.2 ppb (15) 10.9 ppb (10) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) 0.59 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
July 13, 2019, 10 p.m. 15.3 ppb (14) 10.8 ppb (10) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
July 13, 2019, 9 p.m. 15.9 ppb (15) 11.1 ppb (10) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) 0.56 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 8 p.m. 15.6 ppb (14) 11.1 ppb (10) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
July 13, 2019, 7 p.m. 16.9 ppb (16) 11.3 ppb (10) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (11) 0.59 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 13, 2019, 6 p.m. 17.4 ppb (16) 13.3 ppb (12) N/A 4.0 ppb (4) N/A N/A 14.0 ppb (11) 0.58 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 5 p.m. 21.3 ppb (20) 14.3 ppb (13) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.53 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 4 p.m. 23.8 ppb (22) 16.2 ppb (15) N/A 8.0 ppb (7) N/A N/A 11.0 ppb (8) 0.54 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 13, 2019, 3 p.m. 27.5 ppb (25) 17.4 ppb (16) N/A 10.0 ppb (9) N/A N/A 10.0 ppb (8) 0.58 ppb (6) N/A 5.0 μg/m3 (21) 25.0
 
July 13, 2019, 2 p.m. 19.8 ppb (18) 12.2 ppb (11) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 1 p.m. 21.8 ppb (20) 12.4 ppb (11) N/A 9.0 ppb (8) N/A N/A 8.0 ppb (6) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, noon 18.3 ppb (17) 10.2 ppb (9) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) 0.41 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
July 13, 2019, 11 a.m. 12.8 ppb (12) 6.4 ppb (6) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) 0.37 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
July 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 13, 2019, 9 a.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 13.0 ppb (10) 0.28 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
July 13, 2019, 8 a.m. 7.5 ppb (7) 3.4 ppb (3) N/A 4.0 ppb (4) N/A N/A 12.0 ppb (9) 0.37 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
July 13, 2019, 7 a.m. 6.3 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A 11.0 ppb (8) 0.35 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
July 13, 2019, 6 a.m. 6.2 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.35 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
July 13, 2019, 5 a.m. 17.5 ppb (16) 9.4 ppb (9) N/A 8.0 ppb (7) N/A N/A 8.0 ppb (6) 0.54 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
July 13, 2019, 4 a.m. 21.4 ppb (20) 13.4 ppb (12) N/A 8.0 ppb (7) N/A N/A 8.0 ppb (6) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
July 13, 2019, 3 a.m. 22.8 ppb (21) 14.8 ppb (14) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) 0.63 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 13, 2019, 2 a.m. 21.4 ppb (20) 12.9 ppb (12) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) 0.61 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
July 13, 2019, 1 a.m. 22.0 ppb (20) 13.9 ppb (13) N/A 8.0 ppb (7) N/A N/A 12.0 ppb (9) 0.64 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
July 13, 2019, midnight 21.2 ppb (20) 13.1 ppb (12) N/A 8.0 ppb (7) N/A N/A 13.0 ppb (10) 0.62 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 12, 2019, 11 p.m. 15.4 ppb (14) 11.4 ppb (11) N/A 4.0 ppb (4) N/A N/A 13.0 ppb (10) 0.59 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 12, 2019, 10 p.m. 24.5 ppb (23) 17.6 ppb (16) N/A 7.0 ppb (6) N/A N/A 10.0 ppb (8) 0.59 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
July 12, 2019, 9 p.m. 20.6 ppb (19) 15.8 ppb (15) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.55 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
July 12, 2019, 8 p.m. 21.5 ppb (20) 16.5 ppb (15) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.58 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
July 12, 2019, 7 p.m. 32.3 ppb (30) 24.0 ppb (22) N/A 8.0 ppb (7) N/A N/A 10.0 ppb (8) 0.67 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 12, 2019, 6 p.m. 34.6 ppb (32) 25.7 ppb (24) N/A 9.0 ppb (8) N/A N/A 9.0 ppb (7) 0.56 ppb (6) N/A 7.0 μg/m3 (29) 32.0
 
July 12, 2019, 5 p.m. 46.1 ppb (43) 33.1 ppb (31) N/A 13.0 ppb (12) N/A N/A 7.0 ppb (5) 0.51 ppb (6) N/A 7.0 μg/m3 (29) 43.0
 
July 12, 2019, 4 p.m. 45.1 ppb (42) 31.3 ppb (29) N/A 14.0 ppb (13) N/A N/A 7.0 ppb (5) 0.48 ppb (5) N/A 8.0 μg/m3 (33) 42.0
 
July 12, 2019, 3 p.m. 45.2 ppb (42) 30.9 ppb (29) N/A 14.0 ppb (13) N/A N/A 5.0 ppb (4) 0.48 ppb (5) N/A 6.0 μg/m3 (25) 42.0
 
July 12, 2019, 2 p.m. 38.5 ppb (36) 26.1 ppb (24) N/A 12.0 ppb (11) N/A N/A 5.0 ppb (4) 0.49 ppb (5) N/A 5.0 μg/m3 (21) 36.0
 
July 12, 2019, 1 p.m. 44.5 ppb (41) 29.7 ppb (28) N/A 15.0 ppb (14) N/A N/A 4.0 ppb (3) 0.49 ppb (5) N/A 6.0 μg/m3 (25) 41.0
 
July 12, 2019, noon 38.7 ppb (36) 24.9 ppb (23) N/A 14.0 ppb (13) N/A N/A 5.0 ppb (4) 0.47 ppb (5) N/A 6.0 μg/m3 (25) 36.0
 
July 12, 2019, 11 a.m. 23.4 ppb (22) 14.0 ppb (13) N/A 9.0 ppb (8) N/A N/A 7.0 ppb (5) 0.42 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
July 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
July 12, 2019, 9 a.m. 8.9 ppb (8) 4.2 ppb (4) N/A 5.0 ppb (5) N/A N/A 10.0 ppb (8) 0.33 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
July 12, 2019, 8 a.m. 7.8 ppb (7) 3.2 ppb (3) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.32 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
July 12, 2019, 7 a.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.32 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
July 12, 2019, 6 a.m. 11.9 ppb (11) 6.0 ppb (6) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) 0.43 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
July 12, 2019, 5 a.m. 8.7 ppb (8) 2.9 ppb (3) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (8) 0.37 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
July 12, 2019, 4 a.m. 14.3 ppb (13) 8.1 ppb (8) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (8) 0.49 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 12, 2019, 3 a.m. 21.0 ppb (19) 12.3 ppb (11) N/A 9.0 ppb (8) N/A N/A 9.0 ppb (7) 0.56 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 12, 2019, 2 a.m. 22.1 ppb (20) 14.3 ppb (13) N/A 8.0 ppb (7) N/A N/A 10.0 ppb (8) 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 12, 2019, 1 a.m. 19.7 ppb (18) 13.0 ppb (12) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) 0.62 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
July 12, 2019, midnight 23.5 ppb (22) 14.7 ppb (14) N/A 9.0 ppb (8) N/A N/A 11.0 ppb (8) 0.61 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
July 11, 2019, 11 p.m. 20.1 ppb (19) 14.0 ppb (13) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (9) 0.6 ppb (7) N/A 4.0 μg/m3 (17) 19.0
 
July 11, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 11, 2019, 9 p.m. 23.5 ppb (22) 17.0 ppb (16) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.56 ppb (6) N/A 3.0 μg/m3 (12) 22.0
 
July 11, 2019, 8 p.m. 22.7 ppb (21) 16.6 ppb (15) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.59 ppb (7) N/A 5.0 μg/m3 (21) 21.0
 
July 11, 2019, 7 p.m. 23.1 ppb (21) 17.1 ppb (16) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (9) 0.63 ppb (7) N/A 5.0 μg/m3 (21) 21.0
 
July 11, 2019, 6 p.m. 32.1 ppb (30) 23.1 ppb (21) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) 0.6 ppb (7) N/A 6.0 μg/m3 (25) 30.0
 
July 11, 2019, 5 p.m. 42.7 ppb (40) 30.1 ppb (28) N/A 13.0 ppb (12) N/A N/A 7.0 ppb (5) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 40.0
 
July 11, 2019, 4 p.m. 50.6 ppb (47) 37.1 ppb (34) N/A 14.0 ppb (13) N/A N/A 4.0 ppb (3) 0.51 ppb (6) N/A 5.0 μg/m3 (21) 47.0
 
July 11, 2019, 3 p.m. 46.8 ppb (43) 34.2 ppb (32) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.48 ppb (5) N/A 5.0 μg/m3 (21) 43.0
 
July 11, 2019, 2 p.m. 45.0 ppb (42) 30.8 ppb (29) N/A 14.0 ppb (13) N/A N/A 2.0 ppb (2) 0.51 ppb (6) N/A 7.0 μg/m3 (29) 42.0
 
July 11, 2019, 1 p.m. 45.6 ppb (42) 31.4 ppb (29) N/A 14.0 ppb (13) N/A N/A 2.0 ppb (2) 0.51 ppb (6) N/A 8.0 μg/m3 (33) 42.0
 
July 11, 2019, noon 35.3 ppb (33) 23.3 ppb (22) N/A 12.0 ppb (11) N/A N/A 3.0 ppb (2) 0.45 ppb (5) N/A 5.0 μg/m3 (21) 33.0
 
July 11, 2019, 11 a.m. 25.5 ppb (24) 16.7 ppb (15) N/A 9.0 ppb (8) N/A N/A 5.0 ppb (4) 0.41 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 11, 2019, 9 a.m. 21.9 ppb (20) 8.8 ppb (8) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.41 ppb (5) N/A 3.0 μg/m3 (12) 20.0
 
July 11, 2019, 8 a.m. 18.6 ppb (17) 9.1 ppb (8) N/A 10.0 ppb (9) N/A N/A 5.0 ppb (4) 0.43 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
July 11, 2019, 7 a.m. 16.8 ppb (16) 6.6 ppb (6) N/A 10.0 ppb (9) N/A N/A 5.0 ppb (4) 0.45 ppb (5) N/A 3.0 μg/m3 (12) 16.0
 
July 11, 2019, 6 a.m. 13.3 ppb (12) 7.0 ppb (6) N/A 6.0 ppb (6) N/A N/A 9.0 ppb (7) 0.47 ppb (5) N/A 3.0 μg/m3 (12) 12.0
 
July 11, 2019, 5 a.m. 18.2 ppb (17) 9.7 ppb (9) N/A 9.0 ppb (8) N/A N/A 6.0 ppb (5) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 11, 2019, 4 a.m. 17.2 ppb (16) 10.6 ppb (10) N/A 7.0 ppb (6) N/A N/A 8.0 ppb (6) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
July 11, 2019, 3 a.m. 19.5 ppb (18) 12.3 ppb (11) N/A 7.0 ppb (6) N/A N/A 9.0 ppb (7) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 11, 2019, 2 a.m. 21.2 ppb (20) 13.6 ppb (13) N/A 8.0 ppb (7) N/A N/A 10.0 ppb (8) 0.56 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 11, 2019, 1 a.m. 24.1 ppb (22) 15.7 ppb (15) N/A 8.0 ppb (7) N/A N/A 10.0 ppb (8) 0.56 ppb (6) N/A 5.0 μg/m3 (21) 22.0
 
July 11, 2019, midnight 22.6 ppb (21) 15.2 ppb (14) N/A 7.0 ppb (6) N/A N/A 10.0 ppb (8) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 10, 2019, 11 p.m. 19.7 ppb (18) 13.2 ppb (12) N/A 7.0 ppb (6) N/A N/A 12.0 ppb (9) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 10, 2019, 10 p.m. 18.6 ppb (17) 13.9 ppb (13) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (9) 0.55 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 10, 2019, 9 p.m. 22.6 ppb (21) 15.4 ppb (14) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2019, 8 p.m. 21.8 ppb (20) 16.5 ppb (15) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (9) 0.56 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 10, 2019, 7 p.m. 23.7 ppb (22) 18.6 ppb (17) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) 0.61 ppb (7) N/A 3.0 μg/m3 (12) 22.0
 
July 10, 2019, 6 p.m. 30.6 ppb (28) 22.3 ppb (21) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) 0.6 ppb (7) N/A 4.0 μg/m3 (17) 28.0
 
July 10, 2019, 5 p.m. 31.6 ppb (29) 23.5 ppb (22) N/A 8.0 ppb (7) N/A N/A 8.0 ppb (6) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 10, 2019, 4 p.m. 45.9 ppb (42) 32.5 ppb (30) N/A 13.0 ppb (12) N/A N/A 5.0 ppb (4) 0.48 ppb (5) N/A 9.0 μg/m3 (38) 42.0
 
July 10, 2019, 3 p.m. 45.1 ppb (42) 32.1 ppb (30) N/A 13.0 ppb (12) N/A N/A 4.0 ppb (3) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 42.0
 
July 10, 2019, 2 p.m. 43.1 ppb (40) 31.2 ppb (29) N/A 12.0 ppb (11) N/A N/A 3.0 ppb (2) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 40.0
 
July 10, 2019, 1 p.m. 48.2 ppb (45) 34.3 ppb (32) N/A 14.0 ppb (13) N/A N/A 3.0 ppb (2) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 45.0
 
July 10, 2019, noon 41.5 ppb (38) 28.3 ppb (26) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 38.0
 
July 10, 2019, 11 a.m. 28.1 ppb (26) 18.7 ppb (17) N/A 9.0 ppb (8) N/A N/A 5.0 ppb (4) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 26.0
 
July 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
July 10, 2019, 9 a.m. 11.1 ppb (10) 7.0 ppb (6) N/A 4.0 ppb (4) N/A N/A 8.0 ppb (6) 0.34 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2019, 8 a.m. 12.4 ppb (11) 7.2 ppb (7) N/A 5.0 ppb (5) N/A N/A 8.0 ppb (6) 0.35 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
July 10, 2019, 7 a.m. 10.9 ppb (10) 7.0 ppb (6) N/A 4.0 ppb (4) N/A N/A 8.0 ppb (6) 0.38 ppb (4) N/A 3.0 μg/m3 (12) 12.0
 
July 10, 2019, 6 a.m. 11.4 ppb (11) 7.4 ppb (7) N/A 4.0 ppb (4) N/A N/A 8.0 ppb (6) 0.47 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
July 10, 2019, 5 a.m. 17.6 ppb (16) 11.2 ppb (10) N/A 6.0 ppb (6) N/A N/A 6.0 ppb (5) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 10, 2019, 4 a.m. 18.7 ppb (17) 13.3 ppb (12) N/A 5.0 ppb (5) N/A N/A 7.0 ppb (5) 0.43 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2019, 3 a.m. 22.5 ppb (21) 13.8 ppb (13) N/A 9.0 ppb (8) N/A N/A 6.0 ppb (5) 0.46 ppb (5) N/A 4.0 μg/m3 (17) 21.0
 
July 10, 2019, 2 a.m. 21.9 ppb (20) 14.8 ppb (14) N/A 7.0 ppb (6) N/A N/A 9.0 ppb (7) 0.49 ppb (5) N/A 3.0 μg/m3 (12) 20.0
 
July 10, 2019, 1 a.m. 15.6 ppb (14) 9.9 ppb (9) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.45 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 10, 2019, midnight 17.1 ppb (16) 10.8 ppb (10) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.44 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, 11 p.m. 18.7 ppb (17) 13.4 ppb (12) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.49 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
July 9, 2019, 10 p.m. 15.4 ppb (14) 10.3 ppb (10) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) 0.51 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
July 9, 2019, 9 p.m. 27.5 ppb (25) 17.9 ppb (17) N/A 10.0 ppb (9) N/A N/A 17.0 ppb (13) 0.52 ppb (6) N/A 2.0 μg/m3 (8) 25.0
 
July 9, 2019, 8 p.m. 20.8 ppb (19) 14.3 ppb (13) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) 0.49 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
July 9, 2019, 7 p.m. 27.6 ppb (26) 17.2 ppb (16) N/A 10.0 ppb (9) N/A N/A 18.0 ppb (14) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, 6 p.m. 35.4 ppb (33) 20.4 ppb (19) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, 5 p.m. 33.9 ppb (31) 19.7 ppb (18) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.41 ppb (5) N/A 7.0 μg/m3 (29) 31.0
 
July 9, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 9, 2019, 3 p.m. 39.4 ppb (36) 22.9 ppb (21) N/A 17.0 ppb (16) N/A N/A 14.0 ppb (11) 0.64 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
July 9, 2019, 2 p.m. 32.3 ppb (30) 18.2 ppb (17) N/A 14.0 ppb (13) N/A N/A 16.0 ppb (12) 0.61 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 9, 2019, 1 p.m. 37.3 ppb (35) 20.3 ppb (19) N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.63 ppb (7) N/A 8.0 μg/m3 (33) 35.0
 
July 9, 2019, noon 32.3 ppb (30) 17.4 ppb (16) N/A 15.0 ppb (14) N/A N/A 15.0 ppb (12) 0.59 ppb (7) N/A 7.0 μg/m3 (29) 30.0
 
July 9, 2019, 11 a.m. 21.0 ppb (19) 10.8 ppb (10) N/A 10.0 ppb (9) N/A N/A 18.0 ppb (14) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 9, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
July 9, 2019, 9 a.m. 9.4 ppb (9) 4.0 ppb (4) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.51 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, 8 a.m. 9.7 ppb (9) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, 7 a.m. 7.8 ppb (7) 3.4 ppb (3) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) 0.49 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
July 9, 2019, 6 a.m. 8.6 ppb (8) 4.3 ppb (4) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) 0.55 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
July 9, 2019, 5 a.m. 11.8 ppb (11) 5.9 ppb (5) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.58 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 9, 2019, 4 a.m. 13.0 ppb (12) 7.7 ppb (7) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.58 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
July 9, 2019, 3 a.m. 13.1 ppb (12) 7.4 ppb (7) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) 0.59 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, 2 a.m. 16.4 ppb (15) 9.1 ppb (8) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) 0.63 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 9, 2019, 1 a.m. 17.8 ppb (16) 10.0 ppb (9) N/A 8.0 ppb (7) N/A N/A 20.0 ppb (15) 0.62 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 9, 2019, midnight 16.0 ppb (15) 11.0 ppb (10) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.61 ppb (7) N/A N/A 16.0
 
July 8, 2019, 11 p.m. 16.9 ppb (16) 11.8 ppb (11) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.64 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
July 8, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2019, 7 p.m. 27.2 ppb (25) 15.6 ppb (14) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) 0.57 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
July 8, 2019, 6 p.m. 33.0 ppb (31) 18.0 ppb (17) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.53 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2019, 5 p.m. 31.8 ppb (29) 17.0 ppb (16) N/A 15.0 ppb (14) N/A N/A 15.0 ppb (12) 0.52 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
July 8, 2019, 4 p.m. 36.3 ppb (34) 19.8 ppb (18) N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.5 ppb (6) N/A 8.0 μg/m3 (33) 34.0
 
July 8, 2019, 3 p.m. 38.2 ppb (35) 20.2 ppb (19) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (9) 0.53 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
July 8, 2019, 2 p.m. 31.8 ppb (29) 17.6 ppb (16) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.56 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2019, 1 p.m. 33.8 ppb (31) 18.7 ppb (17) N/A 15.0 ppb (14) N/A N/A 13.0 ppb (10) 0.59 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
July 8, 2019, noon 27.4 ppb (25) 15.0 ppb (14) N/A 12.0 ppb (11) N/A N/A 16.0 ppb (12) 0.53 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
July 8, 2019, 11 a.m. 19.4 ppb (18) 10.1 ppb (9) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.48 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
July 8, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2019, 9 a.m. 4.9 ppb (5) 3.8 ppb (4) N/A 1.0 ppb (1) N/A N/A 25.0 ppb (19) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 8, 2019, 8 a.m. 4.7 ppb (4) 2.7 ppb (3) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (19) 0.45 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
July 8, 2019, 7 a.m. 4.7 ppb (4) 2.5 ppb (2) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (20) 0.44 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
July 8, 2019, 6 a.m. 6.1 ppb (6) 3.6 ppb (3) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) 0.48 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2019, 5 a.m. 9.7 ppb (9) 5.2 ppb (5) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.52 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2019, 4 a.m. 9.6 ppb (9) 5.4 ppb (5) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.48 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2019, 3 a.m. 10.9 ppb (10) 5.9 ppb (5) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.53 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
July 8, 2019, 2 a.m. 12.1 ppb (11) 6.1 ppb (6) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) 0.53 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2019, 1 a.m. 11.1 ppb (10) 5.7 ppb (5) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.57 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
July 8, 2019, midnight 10.5 ppb (10) 6.4 ppb (6) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.59 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
July 7, 2019, 11 p.m. 11.3 ppb (10) 6.4 ppb (6) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.63 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
July 7, 2019, 10 p.m. 10.6 ppb (10) 6.2 ppb (6) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (18) 0.64 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
July 7, 2019, 9 p.m. 11.4 ppb (11) 6.1 ppb (6) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.61 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
July 7, 2019, 8 p.m. 10.9 ppb (10) 5.9 ppb (5) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) 0.58 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2019, 7 p.m. 10.3 ppb (10) 5.6 ppb (5) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.61 ppb (7) N/A 15.0 μg/m3 (56) 56.0
 
July 7, 2019, 6 p.m. 9.2 ppb (9) 4.7 ppb (4) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.54 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
July 7, 2019, 5 p.m. 10.6 ppb (10) 5.4 ppb (5) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.5 ppb (6) N/A N/A 17.0
 
July 7, 2019, 4 p.m. 14.2 ppb (13) 7.2 ppb (7) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) 0.53 ppb (6) N/A N/A 15.0
 
July 7, 2019, 3 p.m. 13.2 ppb (12) 6.8 ppb (6) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (15) 0.54 ppb (6) N/A N/A 15.0
 
July 7, 2019, 2 p.m. 11.2 ppb (10) 5.5 ppb (5) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (15) 0.53 ppb (6) N/A N/A 15.0
 
July 7, 2019, 1 p.m. 9.2 ppb (9) 4.3 ppb (4) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (15) 0.49 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
July 7, 2019, noon 6.9 ppb (6) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) 0.43 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
July 7, 2019, 11 a.m. 8.2 ppb (8) 1.2 ppb (1) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) 0.41 ppb (5) N/A 8.0 μg/m3 (33) 33.0