ID: 2722

AQSQID: 060010013

Site Name: Berkeley Aquatic Park

Added: April 21, 2020, 6:24 p.m.

Updated: Oct. 24, 2020, 7:39 p.m.

Location: Berkeley (Marina), CA

Reporting: True, Located: True

Current AQI: 42.0

Berkeley (Marina) CA, US: 37.864767, -122.302741

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 24, 2020, 6 p.m. 20.3 ppb (20) 8.4 ppb (8) N/A 12.0 ppb (12) N/A N/A 27.0 ppb (25) 0.43 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 24, 2020, 5 p.m. 23.3 ppb (22) 9.7 ppb (10) N/A 14.0 ppb (14) N/A N/A 24.0 ppb (23) 0.46 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 24, 2020, 4 p.m. 22.1 ppb (21) 9.8 ppb (10) N/A 12.0 ppb (12) N/A N/A 26.0 ppb (25) 0.47 ppb (6) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 24, 2020, 3 p.m. 23.9 ppb (23) 11.2 ppb (11) N/A 13.0 ppb (13) N/A N/A 24.0 ppb (23) 0.46 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 24, 2020, 2 p.m. 20.9 ppb (20) 9.2 ppb (9) N/A 12.0 ppb (12) N/A N/A 24.0 ppb (23) 0.46 ppb (6) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 24, 2020, 1 p.m. 18.9 ppb (18) 4.4 ppb (5) N/A 15.0 ppb (15) N/A N/A 10.0 ppb (10) 0.38 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 24, 2020, noon 13.9 ppb (14) 1.2 ppb (2) N/A 13.0 ppb (13) N/A N/A 8.0 ppb (8) 0.34 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 24, 2020, 11 a.m. 15.1 ppb (15) 2.0 ppb (2) N/A 13.0 ppb (13) N/A N/A 6.0 ppb (6) 0.36 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 24, 2020, 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 (30) 30.0
 
Oct. 24, 2020, 9 a.m. 12.6 ppb (12) 0.3 ppb (1) N/A 12.0 ppb (12) N/A N/A 13.0 ppb (13) 0.35 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 24, 2020, 8 a.m. 12.6 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.36 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 24, 2020, 7 a.m. 11.9 ppb (12) 0.5 ppb (1) N/A 12.0 ppb (12) N/A N/A 17.0 ppb (16) 0.39 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 24, 2020, 6 a.m. 13.1 ppb (13) 1.6 ppb (2) N/A 12.0 ppb (12) N/A N/A 18.0 ppb (17) 0.34 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 24, 2020, 5 a.m. 12.7 ppb (12) 1.2 ppb (2) N/A 12.0 ppb (12) N/A N/A 20.0 ppb (19) 0.35 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 24, 2020, 4 a.m. 20.1 ppb (19) 5.1 ppb (5) N/A 15.0 ppb (15) N/A N/A 22.0 ppb (21) 0.45 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 24, 2020, 3 a.m. 28.8 ppb (28) 9.8 ppb (10) N/A 19.0 ppb (18) N/A N/A 20.0 ppb (19) 0.52 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 24, 2020, 2 a.m. 17.5 ppb (17) 5.6 ppb (6) N/A 12.0 ppb (12) N/A N/A 27.0 ppb (25) 0.38 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 24, 2020, 1 a.m. 17.6 ppb (17) 7.3 ppb (7) N/A 10.0 ppb (10) N/A N/A 28.0 ppb (26) 0.38 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 24, 2020, midnight 25.8 ppb (25) 10.8 ppb (11) N/A 15.0 ppb (15) N/A N/A 25.0 ppb (24) 0.39 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 23, 2020, 11 p.m. 16.7 ppb (16) 7.9 ppb (8) N/A 9.0 ppb (9) N/A N/A 32.0 ppb (30) 0.35 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 23, 2020, 10 p.m. 17.8 ppb (17) 8.6 ppb (9) N/A 9.0 ppb (9) N/A N/A 33.0 ppb (31) 0.37 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 23, 2020, 9 p.m. 17.5 ppb (17) 8.6 ppb (9) N/A 9.0 ppb (9) N/A N/A 34.0 ppb (32) 0.4 ppb (5) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 23, 2020, 8 p.m. 26.5 ppb (25) 11.6 ppb (11) N/A 15.0 ppb (15) N/A N/A 31.0 ppb (29) 0.42 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 23, 2020, 7 p.m. 37.4 ppb (36) 17.9 ppb (17) N/A 19.0 ppb (18) N/A N/A 23.0 ppb (22) 0.47 ppb (6) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 23, 2020, 6 p.m. 41.0 ppb (39) 20.5 ppb (20) N/A 20.0 ppb (19) N/A N/A 18.0 ppb (17) 0.48 ppb (6) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 23, 2020, 5 p.m. 51.3 ppb (49) 28.2 ppb (27) N/A 23.0 ppb (22) N/A N/A 14.0 ppb (13) 0.44 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 23, 2020, 4 p.m. 64.6 ppb (63) 37.0 ppb (35) N/A 28.0 ppb (27) N/A N/A 10.0 ppb (10) 0.51 ppb (6) N/A 13.0 μg/m3 (53) 63.0
 
Oct. 23, 2020, 3 p.m. 31.1 ppb (30) 11.1 ppb (11) N/A 20.0 ppb (19) N/A N/A 15.0 ppb (14) 0.41 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 23, 2020, 2 p.m. 49.0 ppb (47) 21.5 ppb (21) N/A 28.0 ppb (27) N/A N/A 4.0 ppb (4) 0.57 ppb (7) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 23, 2020, 1 p.m. 53.6 ppb (51) 26.7 ppb (26) N/A 27.0 ppb (26) N/A N/A 5.0 ppb (5) 0.54 ppb (6) N/A 11.0 μg/m3 (46) 51.0
 
Oct. 23, 2020, noon 39.8 ppb (38) 14.7 ppb (14) N/A 25.0 ppb (24) N/A N/A 12.0 ppb (12) 0.44 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 23, 2020, 11 a.m. 21.3 ppb (21) 9.9 ppb (10) N/A 11.0 ppb (11) N/A N/A 24.0 ppb (23) 0.31 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 23, 2020, 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 (34) 34.0
 
Oct. 23, 2020, 9 a.m. 9.4 ppb (9) 4.6 ppb (5) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 23, 2020, 8 a.m. 5.8 ppb (6) 2.6 ppb (3) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.25 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 23, 2020, 7 a.m. 6.5 ppb (7) 3.1 ppb (3) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (27) 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 23, 2020, 6 a.m. 10.0 ppb (10) 4.5 ppb (5) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Oct. 23, 2020, 5 a.m. 10.4 ppb (10) 4.6 ppb (5) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.3 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 23, 2020, 4 a.m. 13.4 ppb (13) 6.0 ppb (6) N/A 7.0 ppb (7) N/A N/A 26.0 ppb (25) 0.33 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 23, 2020, 3 a.m. 11.7 ppb (12) 5.8 ppb (6) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.32 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 23, 2020, 2 a.m. 14.6 ppb (14) 7.7 ppb (8) N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.33 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 23, 2020, 1 a.m. 17.6 ppb (17) 8.3 ppb (8) N/A 9.0 ppb (9) N/A N/A 25.0 ppb (24) 0.3 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 23, 2020, midnight 13.2 ppb (13) 7.4 ppb (7) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (27) 0.3 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 22, 2020, 11 p.m. 15.5 ppb (15) 7.4 ppb (7) N/A 8.0 ppb (8) N/A N/A 28.0 ppb (26) 0.32 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 22, 2020, 10 p.m. 13.8 ppb (14) 8.1 ppb (8) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.31 ppb (4) N/A 17.0 μg/m3 (62) 62.0
 
Oct. 22, 2020, 9 p.m. 18.2 ppb (18) 9.9 ppb (10) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) 0.34 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 22, 2020, 8 p.m. 21.6 ppb (21) 12.7 ppb (12) N/A 9.0 ppb (9) N/A N/A 25.0 ppb (24) 0.35 ppb (4) N/A 17.0 μg/m3 (62) 62.0
 
Oct. 22, 2020, 7 p.m. 29.3 ppb (28) 16.8 ppb (16) N/A 13.0 ppb (13) N/A N/A 22.0 ppb (21) 0.38 ppb (5) N/A 18.0 μg/m3 (64) 64.0
 
Oct. 22, 2020, 6 p.m. 29.5 ppb (28) 18.2 ppb (18) N/A 11.0 ppb (11) N/A N/A 21.0 ppb (20) 0.38 ppb (5) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 22, 2020, 5 p.m. 43.0 ppb (41) 25.7 ppb (25) N/A 17.0 ppb (17) N/A N/A 15.0 ppb (14) 0.37 ppb (5) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 22, 2020, 4 p.m. 51.6 ppb (49) 31.5 ppb (30) N/A 20.0 ppb (19) N/A N/A 11.0 ppb (11) 0.4 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 22, 2020, 3 p.m. 49.9 ppb (48) 31.0 ppb (30) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (10) 0.42 ppb (5) N/A 11.0 μg/m3 (46) 48.0
 
Oct. 22, 2020, 2 p.m. 52.5 ppb (50) 28.7 ppb (28) N/A 24.0 ppb (23) N/A N/A 8.0 ppb (8) 0.42 ppb (5) N/A 9.0 μg/m3 (38) 50.0
 
Oct. 22, 2020, 1 p.m. 36.2 ppb (35) 15.9 ppb (15) N/A 20.0 ppb (19) N/A N/A 9.0 ppb (9) 0.38 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 22, 2020, noon 36.2 ppb (35) 15.8 ppb (15) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (10) 0.37 ppb (5) N/A 20.0 μg/m3 (68) 68.0
 
Oct. 22, 2020, 11 a.m. 10.6 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) 0.21 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (60) 60.0
 
Oct. 22, 2020, 9 a.m. 20.2 ppb (20) 6.0 ppb (6) N/A 14.0 ppb (14) N/A N/A 14.0 ppb (13) 0.27 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 22, 2020, 8 a.m. 13.7 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (12) N/A N/A 10.0 ppb (10) 0.26 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 22, 2020, 7 a.m. 20.1 ppb (19) 4.7 ppb (5) N/A 15.0 ppb (15) N/A N/A 6.0 ppb (6) 0.36 ppb (5) N/A 19.0 μg/m3 (66) 66.0
 
Oct. 22, 2020, 6 a.m. 12.7 ppb (12) 1.4 ppb (2) N/A 11.0 ppb (11) N/A N/A 9.0 ppb (9) 0.27 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 22, 2020, 5 a.m. 13.2 ppb (13) 2.1 ppb (2) N/A 11.0 ppb (11) N/A N/A 15.0 ppb (14) 0.3 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 22, 2020, 4 a.m. 20.6 ppb (20) 7.7 ppb (8) N/A 13.0 ppb (13) N/A N/A 16.0 ppb (15) 0.4 ppb (5) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 22, 2020, 3 a.m. 27.3 ppb (26) 11.9 ppb (12) N/A 15.0 ppb (15) N/A N/A 15.0 ppb (14) 0.53 ppb (6) N/A 19.0 μg/m3 (66) 66.0
 
Oct. 22, 2020, 2 a.m. 25.1 ppb (24) 10.5 ppb (10) N/A 15.0 ppb (15) N/A N/A 16.0 ppb (15) 0.46 ppb (6) N/A 18.0 μg/m3 (64) 64.0
 
Oct. 22, 2020, 1 a.m. 33.8 ppb (32) 16.1 ppb (16) N/A 18.0 ppb (17) N/A N/A 15.0 ppb (14) 0.55 ppb (7) N/A 20.0 μg/m3 (68) 68.0
 
Oct. 22, 2020, midnight 31.3 ppb (30) 13.4 ppb (13) N/A 18.0 ppb (17) N/A N/A 14.0 ppb (13) 0.48 ppb (6) N/A 16.0 μg/m3 (60) 60.0
 
Oct. 21, 2020, 11 p.m. 26.2 ppb (25) 13.2 ppb (13) N/A 13.0 ppb (13) N/A N/A 18.0 ppb (17) 0.45 ppb (6) N/A 16.0 μg/m3 (60) 60.0
 
Oct. 21, 2020, 10 p.m. 30.0 ppb (29) 15.9 ppb (15) N/A 14.0 ppb (14) N/A N/A 18.0 ppb (17) 0.49 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 21, 2020, 9 p.m. 33.7 ppb (32) 17.7 ppb (17) N/A 16.0 ppb (16) N/A N/A 18.0 ppb (17) 0.51 ppb (6) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 21, 2020, 8 p.m. 38.0 ppb (36) 21.2 ppb (20) N/A 17.0 ppb (17) N/A N/A 18.0 ppb (17) 0.5 ppb (6) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 21, 2020, 7 p.m. 36.1 ppb (35) 20.4 ppb (20) N/A 16.0 ppb (16) N/A N/A 14.0 ppb (13) 0.53 ppb (6) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 21, 2020, 6 p.m. 50.9 ppb (49) 29.9 ppb (29) N/A 21.0 ppb (20) N/A N/A 9.0 ppb (9) 0.5 ppb (6) N/A 16.0 μg/m3 (60) 60.0
 
Oct. 21, 2020, 5 p.m. 41.4 ppb (40) 25.3 ppb (24) N/A 16.0 ppb (16) N/A N/A 10.0 ppb (10) 0.45 ppb (6) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 21, 2020, 4 p.m. 46.8 ppb (45) 30.1 ppb (29) N/A 17.0 ppb (17) N/A N/A 8.0 ppb (8) 0.48 ppb (6) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 21, 2020, 3 p.m. 73.4 ppb (72) 47.7 ppb (45) N/A 26.0 ppb (25) N/A N/A 2.0 ppb (2) 0.55 ppb (7) N/A 14.0 μg/m3 (55) 72.0
 
Oct. 21, 2020, 2 p.m. 50.2 ppb (48) 31.1 ppb (30) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.56 ppb (7) N/A 8.0 μg/m3 (34) 48.0
 
Oct. 21, 2020, 1 p.m. 34.4 ppb (33) 18.6 ppb (18) N/A 16.0 ppb (16) N/A N/A 0.0 ppb (0) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 33.0
 
Oct. 21, 2020, noon 16.5 ppb (16) 4.0 ppb (4) N/A 13.0 ppb (13) N/A N/A 2.0 ppb (2) 0.29 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Oct. 21, 2020, 11 a.m. 20.3 ppb (20) 7.5 ppb (8) N/A 13.0 ppb (13) N/A N/A 3.0 ppb (3) 0.24 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 21, 2020, 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
 
Oct. 21, 2020, 9 a.m. 7.4 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 13.0 ppb (13) 0.21 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 21, 2020, 8 a.m. 9.7 ppb (10) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A 11.0 ppb (11) 0.21 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 21, 2020, 7 a.m. 16.2 ppb (16) 4.5 ppb (5) N/A 12.0 ppb (12) N/A N/A 12.0 ppb (12) 0.3 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 21, 2020, 6 a.m. 19.2 ppb (19) 6.8 ppb (7) N/A 12.0 ppb (12) N/A N/A 13.0 ppb (13) 0.38 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 21, 2020, 5 a.m. 15.5 ppb (15) 3.4 ppb (4) N/A 12.0 ppb (12) N/A N/A 11.0 ppb (11) 0.34 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 21, 2020, 4 a.m. 9.0 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 16.0 ppb (15) 0.27 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 21, 2020, 3 a.m. 19.1 ppb (19) 6.2 ppb (6) N/A 13.0 ppb (13) N/A N/A 15.0 ppb (14) 0.43 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 21, 2020, 2 a.m. 32.9 ppb (32) 12.0 ppb (12) N/A 21.0 ppb (20) N/A N/A 12.0 ppb (12) 0.53 ppb (6) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 21, 2020, 1 a.m. 37.8 ppb (36) 14.9 ppb (15) N/A 23.0 ppb (22) N/A N/A 11.0 ppb (11) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 36.0
 
Oct. 21, 2020, midnight 33.4 ppb (32) 15.7 ppb (15) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (16) 0.46 ppb (6) N/A 3.0 μg/m3 (13) 32.0
 
Oct. 20, 2020, 11 p.m. 33.1 ppb (32) 16.6 ppb (16) N/A 17.0 ppb (17) N/A N/A 20.0 ppb (19) 0.55 ppb (7) N/A 3.0 μg/m3 (13) 32.0
 
Oct. 20, 2020, 10 p.m. 32.0 ppb (31) 15.6 ppb (15) N/A 16.0 ppb (16) N/A N/A 19.0 ppb (18) 0.47 ppb (6) N/A 5.0 μg/m3 (21) 31.0
 
Oct. 20, 2020, 9 p.m. 36.2 ppb (35) 19.2 ppb (19) N/A 17.0 ppb (17) N/A N/A 19.0 ppb (18) 0.52 ppb (6) N/A 5.0 μg/m3 (21) 35.0
 
Oct. 20, 2020, 8 p.m. 34.5 ppb (33) 19.3 ppb (19) N/A 15.0 ppb (15) N/A N/A 18.0 ppb (17) 0.51 ppb (6) N/A 4.0 μg/m3 (17) 33.0
 
Oct. 20, 2020, 7 p.m. 46.9 ppb (45) 28.8 ppb (28) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (12) 0.54 ppb (6) N/A 8.0 μg/m3 (34) 45.0
 
Oct. 20, 2020, 6 p.m. 75.2 ppb (74) 47.2 ppb (45) N/A 28.0 ppb (27) N/A N/A 6.0 ppb (6) 0.56 ppb (7) N/A 14.0 μg/m3 (55) 74.0
 
Oct. 20, 2020, 5 p.m. 59.2 ppb (57) 34.9 ppb (33) N/A 24.0 ppb (23) N/A N/A 8.0 ppb (8) 0.55 ppb (7) N/A 12.0 μg/m3 (50) 57.0
 
Oct. 20, 2020, 4 p.m. 45.0 ppb (43) 27.1 ppb (26) N/A 18.0 ppb (17) N/A N/A 9.0 ppb (9) 0.47 ppb (6) N/A 9.0 μg/m3 (38) 43.0
 
Oct. 20, 2020, 3 p.m. 41.5 ppb (40) 19.9 ppb (19) N/A 22.0 ppb (21) N/A N/A 5.0 ppb (5) 0.46 ppb (6) N/A 8.0 μg/m3 (34) 40.0
 
Oct. 20, 2020, 2 p.m. 19.0 ppb (18) 2.7 ppb (3) N/A 16.0 ppb (16) N/A N/A 5.0 ppb (5) 0.31 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, 1 p.m. 40.1 ppb (38) 16.9 ppb (16) N/A 23.0 ppb (22) N/A N/A 6.0 ppb (6) 0.35 ppb (4) N/A 5.0 μg/m3 (21) 38.0
 
Oct. 20, 2020, noon 46.3 ppb (44) 23.0 ppb (22) N/A 23.0 ppb (22) N/A N/A 8.0 ppb (8) 0.42 ppb (5) N/A 4.0 μg/m3 (17) 44.0
 
Oct. 20, 2020, 11 a.m. 19.1 ppb (19) 5.4 ppb (6) N/A 14.0 ppb (14) N/A N/A 11.0 ppb (11) 0.23 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, 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 (30) 30.0
 
Oct. 20, 2020, 9 a.m. 10.1 ppb (10) 1.4 ppb (2) N/A 9.0 ppb (9) N/A N/A 10.0 ppb (10) 0.21 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 20, 2020, 8 a.m. 14.6 ppb (14) 3.1 ppb (3) N/A 12.0 ppb (12) N/A N/A 9.0 ppb (9) 0.22 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, 7 a.m. 17.4 ppb (17) 3.9 ppb (4) N/A 14.0 ppb (14) N/A N/A 9.0 ppb (9) 0.24 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 20, 2020, 6 a.m. 14.9 ppb (15) 3.9 ppb (4) N/A 11.0 ppb (11) N/A N/A 16.0 ppb (15) 0.28 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, 5 a.m. 13.7 ppb (13) 3.1 ppb (3) N/A 11.0 ppb (11) N/A N/A 13.0 ppb (13) 0.24 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, 4 a.m. 9.0 ppb (9) 1.5 ppb (2) N/A 8.0 ppb (8) N/A N/A 19.0 ppb (18) 0.23 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, 3 a.m. 20.2 ppb (20) 10.2 ppb (10) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.41 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, 2 a.m. 26.9 ppb (26) 12.3 ppb (12) N/A 15.0 ppb (15) N/A N/A 13.0 ppb (13) 0.41 ppb (5) N/A 3.0 μg/m3 (13) 26.0
 
Oct. 20, 2020, 1 a.m. 25.3 ppb (24) 12.9 ppb (13) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.39 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, midnight 21.7 ppb (21) 12.8 ppb (13) N/A 9.0 ppb (9) N/A N/A 18.0 ppb (17) 0.41 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 19, 2020, 11 p.m. 30.9 ppb (30) 17.2 ppb (17) N/A 14.0 ppb (14) N/A N/A 14.0 ppb (13) 0.41 ppb (5) N/A 2.0 μg/m3 (9) 30.0
 
Oct. 19, 2020, 10 p.m. 39.0 ppb (37) 23.2 ppb (22) N/A 16.0 ppb (16) N/A N/A 12.0 ppb (12) 0.4 ppb (5) N/A 4.0 μg/m3 (17) 37.0
 
Oct. 19, 2020, 9 p.m. 35.2 ppb (34) 22.4 ppb (22) N/A 13.0 ppb (13) N/A N/A 14.0 ppb (13) 0.35 ppb (4) N/A 4.0 μg/m3 (17) 34.0
 
Oct. 19, 2020, 8 p.m. 26.2 ppb (25) 14.7 ppb (14) N/A 12.0 ppb (12) N/A N/A 19.0 ppb (18) 0.45 ppb (6) N/A 5.0 μg/m3 (21) 25.0
 
Oct. 19, 2020, 7 p.m. 32.1 ppb (31) 19.0 ppb (18) N/A 13.0 ppb (13) N/A N/A 16.0 ppb (15) 0.41 ppb (5) N/A 6.0 μg/m3 (25) 31.0
 
Oct. 19, 2020, 6 p.m. 34.3 ppb (33) 22.9 ppb (22) N/A 12.0 ppb (12) N/A N/A 14.0 ppb (13) 0.43 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2020, 5 p.m. 35.3 ppb (34) 22.7 ppb (22) N/A 13.0 ppb (13) N/A N/A 12.0 ppb (12) 0.43 ppb (5) N/A N/A 34.0
 
Oct. 19, 2020, 4 p.m. 47.3 ppb (45) 27.1 ppb (26) N/A 20.0 ppb (19) N/A N/A 9.0 ppb (9) 0.48 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 19, 2020, 3 p.m. 48.9 ppb (47) 30.6 ppb (29) N/A 18.0 ppb (17) N/A N/A 7.0 ppb (7) 0.44 ppb (5) N/A 7.0 μg/m3 (30) 47.0
 
Oct. 19, 2020, 2 p.m. 56.4 ppb (54) 33.3 ppb (32) N/A 23.0 ppb (22) N/A N/A 5.0 ppb (5) 0.47 ppb (6) N/A 9.0 μg/m3 (38) 54.0
 
Oct. 19, 2020, 1 p.m. 39.8 ppb (38) 20.2 ppb (20) N/A 20.0 ppb (19) N/A N/A 6.0 ppb (6) 0.33 ppb (4) N/A 8.0 μg/m3 (34) 38.0
 
Oct. 19, 2020, noon 20.5 ppb (20) 7.9 ppb (8) N/A 13.0 ppb (13) N/A N/A 11.0 ppb (11) 0.2 ppb (3) N/A 3.0 μg/m3 (13) 20.0
 
Oct. 19, 2020, 11 a.m. 24.1 ppb (23) 12.2 ppb (12) N/A 12.0 ppb (12) N/A N/A 8.0 ppb (8) 0.23 ppb (3) N/A 5.0 μg/m3 (21) 23.0
 
Oct. 19, 2020, 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
 
Oct. 19, 2020, 9 a.m. 12.6 ppb (12) 3.2 ppb (4) N/A 9.0 ppb (9) N/A N/A 10.0 ppb (10) 0.22 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Oct. 19, 2020, 8 a.m. 6.9 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 16.0 ppb (15) 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 19, 2020, 7 a.m. 8.0 ppb (8) 2.9 ppb (3) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.22 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 19, 2020, 6 a.m. 12.3 ppb (12) 4.1 ppb (4) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) 0.27 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2020, 5 a.m. 10.1 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) 0.19 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2020, 4 a.m. 17.3 ppb (17) 6.7 ppb (7) N/A 11.0 ppb (11) N/A N/A 13.0 ppb (13) 0.34 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2020, 3 a.m. 20.7 ppb (20) 9.0 ppb (9) N/A 12.0 ppb (12) N/A N/A 14.0 ppb (13) 0.37 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Oct. 19, 2020, 2 a.m. 22.7 ppb (22) 8.5 ppb (9) N/A 14.0 ppb (14) N/A N/A 13.0 ppb (13) 0.4 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 19, 2020, 1 a.m. 21.1 ppb (20) 7.3 ppb (7) N/A 14.0 ppb (14) N/A N/A 15.0 ppb (14) 0.4 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2020, midnight 14.7 ppb (14) 6.7 ppb (7) N/A 8.0 ppb (8) N/A N/A 19.0 ppb (18) 0.39 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 18, 2020, 11 p.m. 16.4 ppb (16) 7.7 ppb (8) N/A 9.0 ppb (9) N/A N/A 19.0 ppb (18) 0.36 ppb (5) N/A 7.0 μg/m3 (30) 30.0
 
Oct. 18, 2020, 10 p.m. 10.1 ppb (10) 4.4 ppb (5) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (28) 0.38 ppb (5) N/A 8.0 μg/m3 (34) 34.0
 
Oct. 18, 2020, 9 p.m. 15.1 ppb (15) 6.8 ppb (7) N/A 8.0 ppb (8) N/A N/A 31.0 ppb (29) 0.44 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Oct. 18, 2020, 8 p.m. 26.9 ppb (26) 10.8 ppb (11) N/A 16.0 ppb (16) N/A N/A 28.0 ppb (26) 0.59 ppb (7) N/A 16.0 μg/m3 (60) 60.0
 
Oct. 18, 2020, 7 p.m. 20.9 ppb (20) 6.9 ppb (7) N/A 14.0 ppb (14) N/A N/A 34.0 ppb (32) 0.58 ppb (7) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 18, 2020, 6 p.m. 26.1 ppb (25) 10.3 ppb (10) N/A 16.0 ppb (16) N/A N/A 26.0 ppb (25) 0.55 ppb (7) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 18, 2020, 5 p.m. 26.7 ppb (26) 9.7 ppb (10) N/A 17.0 ppb (17) N/A N/A 23.0 ppb (22) 0.59 ppb (7) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 18, 2020, 4 p.m. 26.7 ppb (26) 10.5 ppb (10) N/A 16.0 ppb (16) N/A N/A 15.0 ppb (14) 0.59 ppb (7) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 18, 2020, 3 p.m. 24.6 ppb (24) 8.4 ppb (8) N/A 16.0 ppb (16) N/A N/A 10.0 ppb (10) 0.35 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 18, 2020, 2 p.m. 16.5 ppb (16) 2.8 ppb (3) N/A 14.0 ppb (14) N/A N/A 6.0 ppb (6) 0.23 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Oct. 18, 2020, 1 p.m. 13.7 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 5.0 ppb (5) 0.25 ppb (3) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 18, 2020, noon 14.8 ppb (14) 2.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 8.0 ppb (8) 0.22 ppb (3) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 18, 2020, 11 a.m. 9.6 ppb (10) 0.4 ppb (1) N/A 9.0 ppb (9) N/A N/A 12.0 ppb (12) 0.22 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Oct. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
Oct. 18, 2020, 8 a.m. 15.6 ppb (15) 3.7 ppb (4) N/A 12.0 ppb (12) N/A N/A 11.0 ppb (11) 0.37 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Oct. 18, 2020, 7 a.m. 20.4 ppb (20) 4.6 ppb (5) N/A 16.0 ppb (16) N/A N/A 11.0 ppb (11) 0.49 ppb (6) N/A 19.0 μg/m3 (66) 66.0
 
Oct. 18, 2020, 6 a.m. 22.3 ppb (22) 4.1 ppb (4) N/A 18.0 ppb (17) N/A N/A 14.0 ppb (13) 0.49 ppb (6) N/A 21.0 μg/m3 (70) 70.0
 
Oct. 18, 2020, 5 a.m. 23.3 ppb (22) 1.7 ppb (2) N/A 22.0 ppb (21) N/A N/A 17.0 ppb (16) 0.45 ppb (6) N/A 19.0 μg/m3 (66) 66.0
 
Oct. 18, 2020, 4 a.m. 24.3 ppb (23) 4.2 ppb (4) N/A 20.0 ppb (19) N/A N/A 28.0 ppb (26) 0.58 ppb (7) N/A 17.0 μg/m3 (62) 62.0
 
Oct. 18, 2020, 3 a.m. 32.8 ppb (31) 0.8 ppb (1) N/A 32.0 ppb (31) N/A N/A 17.0 ppb (16) 0.59 ppb (7) N/A 19.0 μg/m3 (66) 66.0
 
Oct. 18, 2020, 2 a.m. 26.8 ppb (26) 2.1 ppb (2) N/A 25.0 ppb (24) N/A N/A 33.0 ppb (31) 0.51 ppb (6) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 18, 2020, 1 a.m. 26.9 ppb (26) 3.8 ppb (4) N/A 23.0 ppb (22) N/A N/A 45.0 ppb (42) 0.53 ppb (6) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 18, 2020, midnight 28.0 ppb (27) 3.8 ppb (4) N/A 24.0 ppb (23) N/A N/A 51.0 ppb (48) 0.46 ppb (6) N/A 14.0 μg/m3 (55) 55.0
 
Oct. 17, 2020, 11 p.m. 25.0 ppb (24) 4.4 ppb (5) N/A 21.0 ppb (20) N/A N/A 50.0 ppb (47) 0.44 ppb (5) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 17, 2020, 10 p.m. 30.8 ppb (30) 9.7 ppb (10) N/A 21.0 ppb (20) N/A N/A 35.0 ppb (33) 0.53 ppb (6) N/A 15.0 μg/m3 (58) 58.0
 
Oct. 17, 2020, 9 p.m. 40.4 ppb (39) 11.9 ppb (12) N/A 29.0 ppb (28) N/A N/A 32.0 ppb (30) 0.61 ppb (7) N/A 13.0 μg/m3 (53) 53.0
 
Oct. 17, 2020, 8 p.m. 47.2 ppb (45) 15.1 ppb (15) N/A 32.0 ppb (31) N/A N/A 26.0 ppb (25) 0.54 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Oct. 17, 2020, 7 p.m. 34.6 ppb (33) 10.4 ppb (10) N/A 24.0 ppb (23) N/A N/A 28.0 ppb (26) 0.6 ppb (7) N/A 14.0 μg/m3 (55) 55.0