AQSQID: 060010013

Site Name: Berkeley Aquatic Park

Location: Berkeley (No. 2), CA

Reporting: True, Located: True

Current AQI: 33.0

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
Sept. 23, 2019, midnight 13.7 ppb (13) 8.8 ppb (8) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 22, 2019, 11 p.m. 10.4 ppb (10) 7.0 ppb (6) N/A 3.0 ppb (3) N/A N/A 15.0 ppb (12) 0.58 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2019, 10 p.m. 10.5 ppb (10) 7.3 ppb (7) N/A 3.0 ppb (3) N/A N/A 15.0 ppb (12) 0.59 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 22, 2019, 9 p.m. 9.8 ppb (9) 6.4 ppb (6) N/A 4.0 ppb (4) N/A N/A 16.0 ppb (12) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 22, 2019, 8 p.m. 11.3 ppb (10) 7.0 ppb (6) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (12) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 22, 2019, 7 p.m. 10.2 ppb (9) 6.7 ppb (6) N/A 4.0 ppb (4) N/A N/A 14.0 ppb (11) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 22, 2019, 6 p.m. 12.7 ppb (12) 8.1 ppb (8) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 22, 2019, 5 p.m. 16.8 ppb (16) 10.7 ppb (10) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.56 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 22, 2019, 4 p.m. 15.5 ppb (14) 9.5 ppb (9) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.56 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 22, 2019, 3 p.m. 19.5 ppb (18) 12.8 ppb (12) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) 0.54 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 22, 2019, 2 p.m. 14.7 ppb (14) 8.2 ppb (8) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.51 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 22, 2019, 1 p.m. 14.4 ppb (13) 6.7 ppb (6) N/A 8.0 ppb (7) N/A N/A 11.0 ppb (8) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 22, 2019, noon 18.3 ppb (17) 6.2 ppb (6) N/A 12.0 ppb (11) N/A N/A 4.0 ppb (3) 0.45 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 22, 2019, 11 a.m. 8.9 ppb (8) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 7.0 ppb (5) 0.42 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 22, 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
 
Sept. 22, 2019, 9 a.m. 15.4 ppb (14) 6.8 ppb (6) N/A 9.0 ppb (8) N/A N/A 11.0 ppb (8) 0.56 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 22, 2019, 8 a.m. 15.1 ppb (14) 5.2 ppb (5) N/A 10.0 ppb (9) N/A N/A 9.0 ppb (7) 0.61 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2019, 7 a.m. 11.9 ppb (11) 2.3 ppb (2) N/A 10.0 ppb (9) N/A N/A 6.0 ppb (5) 0.52 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2019, 6 a.m. 8.3 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 10.0 ppb (8) 0.46 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 22, 2019, 5 a.m. 10.8 ppb (10) 5.0 ppb (5) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (11) 0.53 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2019, 4 a.m. 15.7 ppb (15) 9.0 ppb (8) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.62 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2019, 3 a.m. 17.8 ppb (16) 8.0 ppb (7) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.65 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2019, 2 a.m. 23.5 ppb (22) 9.8 ppb (9) N/A 14.0 ppb (13) N/A N/A 12.0 ppb (9) 0.73 ppb (8) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2019, 1 a.m. 14.1 ppb (13) 5.2 ppb (5) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.58 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2019, midnight 11.1 ppb (10) 5.6 ppb (5) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.54 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 11 p.m. 13.0 ppb (12) 6.5 ppb (6) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.55 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 10 p.m. 10.8 ppb (10) 4.9 ppb (5) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.54 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 21, 2019, 9 p.m. 23.0 ppb (21) 10.1 ppb (9) N/A 13.0 ppb (12) N/A N/A 30.0 ppb (23) 0.67 ppb (7) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 21, 2019, 8 p.m. 33.2 ppb (31) 13.3 ppb (12) N/A 20.0 ppb (19) N/A N/A 24.0 ppb (18) 0.75 ppb (8) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 21, 2019, 7 p.m. 40.4 ppb (37) 19.7 ppb (18) N/A 21.0 ppb (19) N/A N/A 18.0 ppb (14) 0.79 ppb (9) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 6 p.m. 43.3 ppb (40) 24.1 ppb (22) N/A 19.0 ppb (18) N/A N/A 14.0 ppb (11) 0.86 ppb (10) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2019, 5 p.m. 57.4 ppb (54) 33.9 ppb (31) N/A 24.0 ppb (22) N/A N/A 8.0 ppb (6) 0.97 ppb (11) N/A 13.0 μg/m3 (52) 54.0
 
Sept. 21, 2019, 4 p.m. 36.4 ppb (34) 19.2 ppb (18) N/A 17.0 ppb (16) N/A N/A 9.0 ppb (7) 0.87 ppb (10) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 21, 2019, 3 p.m. 43.2 ppb (40) 26.3 ppb (24) N/A 17.0 ppb (16) N/A N/A 5.0 ppb (4) 0.87 ppb (10) N/A 9.0 μg/m3 (38) 40.0
 
Sept. 21, 2019, 2 p.m. 32.6 ppb (30) 19.8 ppb (18) N/A 13.0 ppb (12) N/A N/A 2.0 ppb (2) 0.63 ppb (7) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2019, 1 p.m. 30.0 ppb (28) 15.6 ppb (14) N/A 14.0 ppb (13) N/A N/A 0.0 ppb (0) 0.58 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, noon 21.2 ppb (20) 7.4 ppb (7) N/A 14.0 ppb (13) N/A N/A 1.0 ppb (1) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 21, 2019, 11 a.m. 19.8 ppb (18) 6.9 ppb (6) N/A 13.0 ppb (12) N/A N/A 0.0 ppb (0) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 21, 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
 
Sept. 21, 2019, 9 a.m. 20.3 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (13) N/A N/A 1.0 ppb (1) 0.58 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 21, 2019, 8 a.m. 27.1 ppb (25) 10.1 ppb (9) N/A 17.0 ppb (16) N/A N/A 1.0 ppb (1) 0.66 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 7 a.m. 17.2 ppb (16) 5.3 ppb (5) N/A 12.0 ppb (11) N/A N/A 8.0 ppb (6) 0.58 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 21, 2019, 6 a.m. 26.4 ppb (24) 11.5 ppb (11) N/A 15.0 ppb (14) N/A N/A 7.0 ppb (5) 0.68 ppb (8) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 21, 2019, 5 a.m. 31.6 ppb (29) 14.9 ppb (14) N/A 17.0 ppb (16) N/A N/A 5.0 ppb (4) 0.72 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2019, 4 a.m. 26.2 ppb (24) 13.4 ppb (12) N/A 13.0 ppb (12) N/A N/A 8.0 ppb (6) 0.73 ppb (8) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 21, 2019, 3 a.m. 31.7 ppb (29) 17.4 ppb (16) N/A 14.0 ppb (13) N/A N/A 7.0 ppb (5) 0.74 ppb (8) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 2 a.m. 34.4 ppb (32) 17.2 ppb (16) N/A 17.0 ppb (16) N/A N/A 8.0 ppb (6) 0.78 ppb (9) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, 1 a.m. 23.4 ppb (22) 9.3 ppb (9) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.58 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, midnight 23.7 ppb (22) 12.9 ppb (12) N/A 11.0 ppb (10) N/A N/A 16.0 ppb (12) 0.55 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2019, 11 p.m. 20.1 ppb (19) 12.2 ppb (11) N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.54 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 20, 2019, 10 p.m. 22.7 ppb (21) 12.8 ppb (12) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2019, 9 p.m. 27.7 ppb (26) 13.7 ppb (13) N/A 14.0 ppb (13) N/A N/A 25.0 ppb (19) 0.66 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2019, 8 p.m. 49.6 ppb (46) 27.5 ppb (25) N/A 22.0 ppb (20) N/A N/A 15.0 ppb (12) 0.75 ppb (8) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 20, 2019, 7 p.m. 56.2 ppb (52) 34.4 ppb (32) N/A 22.0 ppb (20) N/A N/A 14.0 ppb (11) 0.83 ppb (9) N/A 10.0 μg/m3 (42) 52.0
 
Sept. 20, 2019, 6 p.m. 54.7 ppb (51) 32.3 ppb (30) N/A 23.0 ppb (21) N/A N/A 11.0 ppb (8) 0.75 ppb (8) N/A 10.0 μg/m3 (42) 51.0
 
Sept. 20, 2019, 5 p.m. 69.3 ppb (66) 44.2 ppb (41) N/A 25.0 ppb (23) N/A N/A 7.0 ppb (5) 0.79 ppb (9) N/A 11.0 μg/m3 (46) 66.0
 
Sept. 20, 2019, 3 p.m. 29.7 ppb (28) 14.5 ppb (13) N/A 15.0 ppb (14) N/A N/A 8.0 ppb (6) 0.72 ppb (8) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2019, 2 p.m. 32.7 ppb (30) 17.0 ppb (16) N/A 16.0 ppb (15) N/A N/A 3.0 ppb (2) 0.6 ppb (7) N/A 7.0 μg/m3 (29) 30.0
 
Sept. 20, 2019, 1 p.m. 29.5 ppb (27) 13.7 ppb (13) N/A 16.0 ppb (15) N/A N/A 0.0 ppb (0) 0.54 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2019, noon 52.9 ppb (49) 34.3 ppb (32) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.67 ppb (7) N/A 10.0 μg/m3 (42) 49.0
 
Sept. 20, 2019, 11 a.m. 16.3 ppb (15) 4.3 ppb (4) N/A 12.0 ppb (11) N/A N/A 2.0 ppb (2) 0.48 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 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
 
Sept. 20, 2019, 9 a.m. 18.3 ppb (17) 5.3 ppb (5) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.47 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2019, 8 a.m. 15.7 ppb (15) 2.5 ppb (2) N/A 13.0 ppb (12) N/A N/A 4.0 ppb (3) 0.48 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, 7 a.m. 21.6 ppb (20) 7.7 ppb (7) N/A 14.0 ppb (13) N/A N/A 9.0 ppb (7) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2019, 6 a.m. 16.8 ppb (16) 7.0 ppb (6) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2019, 5 a.m. 23.0 ppb (21) 10.3 ppb (10) N/A 13.0 ppb (12) N/A N/A 12.0 ppb (9) 0.67 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, 4 a.m. 24.0 ppb (22) 5.1 ppb (5) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (6) 0.68 ppb (8) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2019, 3 a.m. 34.1 ppb (32) 17.5 ppb (16) N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.73 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2019, 2 a.m. 31.9 ppb (30) 12.5 ppb (12) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (8) 0.69 ppb (8) N/A 6.0 μg/m3 (25) 30.0
 
Sept. 20, 2019, 1 a.m. 23.3 ppb (22) 11.2 ppb (10) N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) 0.61 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, midnight 19.7 ppb (18) 10.6 ppb (10) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.57 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 11 p.m. 22.5 ppb (21) 11.5 ppb (11) N/A 11.0 ppb (10) N/A N/A 24.0 ppb (18) 0.58 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2019, 10 p.m. 17.9 ppb (17) 10.5 ppb (10) N/A 7.0 ppb (6) N/A N/A 25.0 ppb (19) 0.57 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2019, 9 p.m. 25.5 ppb (24) 13.3 ppb (12) N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) 0.61 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2019, 8 p.m. 30.2 ppb (28) 16.9 ppb (16) N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) 0.66 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2019, 7 p.m. 33.5 ppb (31) 20.5 ppb (19) N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.64 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2019, 6 p.m. 37.8 ppb (35) 23.0 ppb (21) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.62 ppb (7) N/A 7.0 μg/m3 (29) 35.0
 
Sept. 19, 2019, 5 p.m. 45.8 ppb (42) 28.6 ppb (26) N/A 17.0 ppb (16) N/A N/A 12.0 ppb (9) 0.61 ppb (7) N/A 7.0 μg/m3 (29) 42.0
 
Sept. 19, 2019, 4 p.m. 52.9 ppb (49) 33.6 ppb (31) N/A 19.0 ppb (18) N/A N/A 9.0 ppb (7) 0.69 ppb (8) N/A 8.0 μg/m3 (33) 49.0
 
Sept. 19, 2019, 3 p.m. 32.7 ppb (30) 18.3 ppb (17) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.64 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2019, 2 p.m. 36.9 ppb (34) 20.4 ppb (19) N/A 17.0 ppb (16) N/A N/A 2.0 ppb (2) 0.61 ppb (7) N/A 5.0 μg/m3 (21) 34.0
 
Sept. 19, 2019, 1 p.m. 19.6 ppb (18) 5.9 ppb (5) N/A 14.0 ppb (13) N/A N/A 4.0 ppb (3) 0.42 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, noon 8.2 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 11.0 ppb (8) 0.38 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 11 a.m. 9.1 ppb (8) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) 0.35 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 19, 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
 
Sept. 19, 2019, 9 a.m. 12.9 ppb (12) 2.1 ppb (2) N/A 11.0 ppb (10) N/A N/A 7.0 ppb (5) 0.45 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 8 a.m. 19.4 ppb (18) 6.9 ppb (6) N/A 13.0 ppb (12) N/A N/A 10.0 ppb (8) 0.52 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, 7 a.m. 14.3 ppb (13) 6.1 ppb (6) N/A 8.0 ppb (7) N/A N/A 17.0 ppb (13) 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2019, 6 a.m. 13.5 ppb (12) 6.6 ppb (6) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) 0.52 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2019, 5 a.m. 13.2 ppb (12) 7.0 ppb (6) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 4 a.m. 20.5 ppb (19) 9.2 ppb (9) N/A 11.0 ppb (10) N/A N/A 17.0 ppb (13) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, 3 a.m. 29.0 ppb (27) 13.0 ppb (12) N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2019, 2 a.m. 22.8 ppb (21) 10.6 ppb (10) N/A 12.0 ppb (11) N/A N/A 17.0 ppb (13) 0.53 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2019, 1 a.m. 18.0 ppb (17) 9.2 ppb (9) N/A 9.0 ppb (8) N/A N/A 20.0 ppb (15) 0.57 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, midnight 14.3 ppb (13) 7.2 ppb (7) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.56 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 11 p.m. 17.3 ppb (16) 9.3 ppb (9) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) 0.57 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, 10 p.m. 19.7 ppb (18) 12.3 ppb (11) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.61 ppb (7) N/A 4.0 μg/m3 (17) 18.0
 
Sept. 18, 2019, 9 p.m. 21.0 ppb (19) 12.7 ppb (12) N/A 8.0 ppb (7) N/A N/A 19.0 ppb (15) 0.62 ppb (7) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 8 p.m. 20.2 ppb (19) 13.4 ppb (12) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.6 ppb (7) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 7 p.m. 21.1 ppb (20) 13.5 ppb (12) N/A 8.0 ppb (7) N/A N/A 19.0 ppb (15) 0.59 ppb (7) N/A 2.0 μg/m3 (8) 20.0
 
Sept. 18, 2019, 6 p.m. 33.1 ppb (31) 20.4 ppb (19) N/A 13.0 ppb (12) N/A N/A 15.0 ppb (12) 0.58 ppb (6) N/A 5.0 μg/m3 (21) 31.0
 
Sept. 18, 2019, 5 p.m. 46.9 ppb (43) 28.6 ppb (26) N/A 18.0 ppb (17) N/A N/A 8.0 ppb (6) 0.66 ppb (7) N/A 8.0 μg/m3 (33) 43.0
 
Sept. 18, 2019, 4 p.m. 18.3 ppb (17) 6.9 ppb (6) N/A 11.0 ppb (10) N/A N/A 9.0 ppb (7) 0.6 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2019, 3 p.m. 22.0 ppb (20) 8.4 ppb (8) N/A 14.0 ppb (13) N/A N/A 7.0 ppb (5) 0.57 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2019, 2 p.m. 13.6 ppb (13) 2.0 ppb (2) N/A 12.0 ppb (11) N/A N/A 10.0 ppb (8) 0.48 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2019, 1 p.m. 10.5 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2019, noon 10.8 ppb (10) 0.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 10.0 ppb (8) 0.41 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 11 a.m. 8.6 ppb (8) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 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
 
Sept. 18, 2019, 9 a.m. 9.2 ppb (9) 4.6 ppb (4) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (13) 0.42 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 8 a.m. 5.0 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (12) 0.4 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2019, 7 a.m. 8.9 ppb (8) 4.5 ppb (4) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (13) 0.45 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2019, 6 a.m. 16.2 ppb (15) 7.5 ppb (7) N/A 9.0 ppb (8) N/A N/A 15.0 ppb (12) 0.52 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 5 a.m. 15.1 ppb (14) 7.9 ppb (7) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) 0.59 ppb (7) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2019, 4 a.m. 17.7 ppb (16) 9.9 ppb (9) N/A 8.0 ppb (7) N/A N/A 16.0 ppb (12) 0.57 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, 3 a.m. 19.7 ppb (18) 10.2 ppb (9) N/A 10.0 ppb (9) N/A N/A 16.0 ppb (12) 0.56 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2019, 2 a.m. 14.6 ppb (14) 8.5 ppb (8) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (15) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, 1 a.m. 11.1 ppb (10) 6.8 ppb (6) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (16) 0.59 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, midnight 10.7 ppb (10) 7.0 ppb (6) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.56 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 11 p.m. 15.4 ppb (14) 9.4 ppb (9) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 10 p.m. 14.9 ppb (14) 9.3 ppb (9) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 9 p.m. 22.3 ppb (21) 13.8 ppb (13) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 17, 2019, 8 p.m. 24.8 ppb (23) 13.8 ppb (13) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.64 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 7 p.m. 33.7 ppb (31) 19.5 ppb (18) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.66 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 6 p.m. 38.9 ppb (36) 21.6 ppb (20) N/A 17.0 ppb (16) N/A N/A 15.0 ppb (12) 0.64 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2019, 5 p.m. 42.6 ppb (39) 26.1 ppb (24) N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.61 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2019, 4 p.m. 48.9 ppb (45) 31.7 ppb (29) N/A 17.0 ppb (16) N/A N/A 10.0 ppb (8) 0.71 ppb (8) N/A 9.0 μg/m3 (38) 45.0
 
Sept. 17, 2019, 3 p.m. 26.2 ppb (24) 13.2 ppb (12) N/A 13.0 ppb (12) N/A N/A 10.0 ppb (8) 0.65 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 2 p.m. 44.6 ppb (41) 25.4 ppb (24) N/A 19.0 ppb (18) N/A N/A 3.0 ppb (2) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 41.0
 
Sept. 17, 2019, 1 p.m. 16.7 ppb (15) 4.9 ppb (5) N/A 12.0 ppb (11) N/A N/A 5.0 ppb (4) 0.43 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, noon 8.3 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) 0.39 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, 11 a.m. 12.0 ppb (11) 3.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 11.0 ppb (8) 0.39 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 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
 
Sept. 17, 2019, 9 a.m. 13.2 ppb (12) 2.4 ppb (2) N/A 11.0 ppb (10) N/A N/A 7.0 ppb (5) 0.5 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 8 a.m. 8.3 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.44 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 7 a.m. 9.4 ppb (9) 4.9 ppb (5) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.44 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 6 a.m. 14.1 ppb (13) 7.1 ppb (7) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 5 a.m. 14.5 ppb (13) 7.6 ppb (7) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) 0.53 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 4 a.m. 19.1 ppb (18) 10.3 ppb (10) N/A 9.0 ppb (8) N/A N/A 17.0 ppb (13) 0.59 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 3 a.m. 21.7 ppb (20) 12.0 ppb (11) N/A 10.0 ppb (9) N/A N/A 17.0 ppb (13) 0.6 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 17, 2019, 2 a.m. 22.0 ppb (20) 12.6 ppb (12) N/A 9.0 ppb (8) N/A N/A 18.0 ppb (14) 0.59 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 1 a.m. 27.3 ppb (25) 13.0 ppb (12) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) 0.6 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, midnight 15.8 ppb (15) 8.9 ppb (8) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.58 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 16, 2019, 11 p.m. 13.5 ppb (12) 7.9 ppb (7) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 10 p.m. 14.4 ppb (13) 8.5 ppb (8) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.59 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 9 p.m. 18.7 ppb (17) 10.6 ppb (10) N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2019, 8 p.m. 19.6 ppb (18) 10.4 ppb (10) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.63 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 7 p.m. 20.5 ppb (19) 12.3 ppb (11) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) 0.62 ppb (7) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 6 p.m. 22.4 ppb (21) 12.9 ppb (12) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.56 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 16, 2019, 5 p.m. 24.1 ppb (22) 14.5 ppb (13) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 16, 2019, 4 p.m. 28.8 ppb (27) 16.6 ppb (15) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 3 p.m. 32.0 ppb (30) 17.8 ppb (16) N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.51 ppb (6) N/A 6.0 μg/m3 (25) 30.0
 
Sept. 16, 2019, 2 p.m. 32.8 ppb (30) 15.5 ppb (14) N/A 17.0 ppb (16) N/A N/A 16.0 ppb (12) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 30.0
 
Sept. 16, 2019, 1 p.m. 39.1 ppb (36) 22.2 ppb (21) N/A 17.0 ppb (16) N/A N/A 12.0 ppb (9) 0.55 ppb (6) N/A 6.0 μg/m3 (25) 36.0
 
Sept. 16, 2019, noon 30.2 ppb (28) 17.6 ppb (16) N/A 13.0 ppb (12) N/A N/A 11.0 ppb (8) 0.57 ppb (6) N/A 2.0 μg/m3 (8) 28.0
 
Sept. 16, 2019, 11 a.m. 17.8 ppb (16) 11.2 ppb (10) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.49 ppb (5) N/A 3.0 μg/m3 (12) 16.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 9 a.m. 7.3 ppb (7) 4.4 ppb (4) N/A 3.0 ppb (3) N/A N/A 18.0 ppb (14) 0.45 ppb (5) N/A 3.0 μg/m3 (12) 14.0
 
Sept. 16, 2019, 8 a.m. 9.5 ppb (9) 3.6 ppb (3) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (11) 0.49 ppb (5) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 16, 2019, 7 a.m. 9.7 ppb (9) 4.9 ppb (5) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.48 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 6 a.m. 12.5 ppb (12) 5.4 ppb (5) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.51 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 5 a.m. 10.3 ppb (10) 4.8 ppb (4) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (13) 0.49 ppb (5) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 4 a.m. 15.1 ppb (14) 6.4 ppb (6) N/A 9.0 ppb (8) N/A N/A 14.0 ppb (11) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 3 a.m. 9.1 ppb (8) 4.7 ppb (4) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (16) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 16, 2019, 2 a.m. 8.9 ppb (8) 5.1 ppb (5) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.5 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 1 a.m. 8.5 ppb (8) 4.8 ppb (4) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, midnight 7.5 ppb (7) 5.0 ppb (5) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.55 ppb (6) N/A 6.0 μg/m3 (25) 25.0