AQSQID: 060010013

Site Name: Berkeley Aquatic Park

Location: Berkeley (Marina), CA

Reporting: True, Located: True

Current AQI: 59.0

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
Feb. 14, 2020, 2 p.m. 29.8 ppb (28) 11.5 ppb (11) N/A 18.0 ppb (17) N/A N/A 19.0 ppb (15) 0.45 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 14, 2020, 1 p.m. 17.4 ppb (16) 5.4 ppb (5) N/A 12.0 ppb (11) N/A N/A 25.0 ppb (19) 0.4 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 14, 2020, noon 14.2 ppb (13) 3.6 ppb (3) N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.38 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 14, 2020, 11 a.m. 15.3 ppb (14) 4.1 ppb (4) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.36 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 14, 2020, 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
 
Feb. 14, 2020, 9 a.m. 9.0 ppb (8) 3.8 ppb (4) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.43 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 14, 2020, 8 a.m. 9.9 ppb (9) 4.4 ppb (4) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) 0.43 ppb (5) N/A 5.0 μg/m3 (21) 25.0
 
Feb. 14, 2020, 7 a.m. 12.9 ppb (12) 5.9 ppb (5) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 14, 2020, 6 a.m. 16.6 ppb (15) 6.8 ppb (6) N/A 10.0 ppb (9) N/A N/A 27.0 ppb (21) 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 14, 2020, 5 a.m. 19.7 ppb (18) 8.0 ppb (7) N/A 12.0 ppb (11) N/A N/A 25.0 ppb (19) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 14, 2020, 4 a.m. 21.4 ppb (20) 9.6 ppb (9) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.52 ppb (6) N/A 4.0 μg/m3 (17) 20.0
 
Feb. 14, 2020, 3 a.m. 22.0 ppb (20) 11.6 ppb (11) N/A 10.0 ppb (9) N/A N/A 29.0 ppb (22) 0.48 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Feb. 14, 2020, 2 a.m. 17.6 ppb (16) 8.9 ppb (8) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) 0.44 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 14, 2020, 1 a.m. 17.0 ppb (16) 8.0 ppb (7) N/A 9.0 ppb (8) N/A N/A 33.0 ppb (25) 0.42 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 14, 2020, midnight 22.8 ppb (21) 11.8 ppb (11) N/A 11.0 ppb (10) N/A N/A 31.0 ppb (24) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 13, 2020, 11 p.m. 31.0 ppb (29) 16.0 ppb (15) N/A 15.0 ppb (14) N/A N/A 26.0 ppb (20) 0.45 ppb (5) N/A 6.0 μg/m3 (25) 29.0
 
Feb. 13, 2020, 10 p.m. 29.0 ppb (27) 14.4 ppb (13) N/A 15.0 ppb (14) N/A N/A 27.0 ppb (21) 0.48 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 13, 2020, 9 p.m. 23.2 ppb (21) 12.0 ppb (11) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.44 ppb (5) N/A N/A 23.0
 
Feb. 13, 2020, 8 p.m. 27.9 ppb (26) 14.6 ppb (14) N/A 13.0 ppb (12) N/A N/A 29.0 ppb (22) 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 13, 2020, 7 p.m. 39.4 ppb (36) 20.1 ppb (19) N/A 19.0 ppb (18) N/A N/A 24.0 ppb (18) 0.51 ppb (6) N/A N/A 36.0
 
Feb. 13, 2020, 6 p.m. 30.3 ppb (28) 11.6 ppb (11) N/A 19.0 ppb (18) N/A N/A 23.0 ppb (18) 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 13, 2020, 5 p.m. 35.3 ppb (33) 14.8 ppb (14) N/A 21.0 ppb (19) N/A N/A 19.0 ppb (15) 0.5 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 13, 2020, 4 p.m. 43.2 ppb (40) 18.9 ppb (18) N/A 24.0 ppb (22) N/A N/A 14.0 ppb (11) 0.57 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 13, 2020, 3 p.m. 43.0 ppb (40) 18.4 ppb (17) N/A 25.0 ppb (23) N/A N/A 17.0 ppb (13) 0.59 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
Feb. 13, 2020, 2 p.m. 39.0 ppb (36) 16.8 ppb (16) N/A 22.0 ppb (20) N/A N/A 20.0 ppb (15) 0.58 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 13, 2020, 1 p.m. 36.2 ppb (34) 16.4 ppb (15) N/A 20.0 ppb (19) N/A N/A 20.0 ppb (15) 0.57 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 13, 2020, noon 24.9 ppb (23) 11.2 ppb (10) N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) 0.47 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 13, 2020, 11 a.m. 20.3 ppb (19) 5.1 ppb (5) N/A 15.0 ppb (14) N/A N/A 19.0 ppb (15) 0.47 ppb (5) N/A 17.0 μg/m3 (61) 61.0
 
Feb. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
Feb. 13, 2020, 9 a.m. 10.0 ppb (9) 4.2 ppb (4) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.49 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 13, 2020, 8 a.m. 14.1 ppb (13) 4.6 ppb (4) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.47 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 13, 2020, 7 a.m. 15.9 ppb (15) 6.4 ppb (6) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.48 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 13, 2020, 6 a.m. 21.7 ppb (20) 5.5 ppb (5) N/A 16.0 ppb (15) N/A N/A 17.0 ppb (13) 0.56 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 13, 2020, 5 a.m. 18.0 ppb (17) 3.8 ppb (4) N/A 14.0 ppb (13) N/A N/A 19.0 ppb (15) 0.52 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Feb. 13, 2020, 4 a.m. 21.9 ppb (20) 5.4 ppb (5) N/A 17.0 ppb (16) N/A N/A 18.0 ppb (14) 0.53 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 13, 2020, 3 a.m. 31.3 ppb (29) 12.5 ppb (12) N/A 19.0 ppb (18) N/A N/A 17.0 ppb (13) 0.59 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 13, 2020, 2 a.m. 34.5 ppb (32) 15.7 ppb (15) N/A 19.0 ppb (18) N/A N/A 19.0 ppb (15) 0.59 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 13, 2020, 1 a.m. 21.7 ppb (20) 5.4 ppb (5) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) 0.48 ppb (5) N/A N/A 20.0
 
Feb. 13, 2020, midnight 24.8 ppb (23) 11.4 ppb (11) N/A 13.0 ppb (12) N/A N/A 28.0 ppb (22) 0.55 ppb (6) N/A N/A 23.0
 
Feb. 12, 2020, 11 p.m. 23.7 ppb (22) 11.1 ppb (10) N/A 13.0 ppb (12) N/A N/A 31.0 ppb (24) 0.53 ppb (6) N/A N/A 24.0
 
Feb. 12, 2020, 10 p.m. 25.8 ppb (24) 13.0 ppb (12) N/A 13.0 ppb (12) N/A N/A 30.0 ppb (23) 0.52 ppb (6) N/A N/A 24.0
 
Feb. 12, 2020, 9 p.m. 35.1 ppb (32) 19.9 ppb (18) N/A 15.0 ppb (14) N/A N/A 24.0 ppb (18) 0.55 ppb (6) N/A N/A 32.0
 
Feb. 12, 2020, 8 p.m. 49.7 ppb (46) 26.7 ppb (25) N/A 23.0 ppb (21) N/A N/A 15.0 ppb (12) 0.56 ppb (6) N/A N/A 46.0
 
Feb. 12, 2020, 7 p.m. 55.4 ppb (51) 33.0 ppb (31) N/A 22.0 ppb (20) N/A N/A 11.0 ppb (8) 0.61 ppb (7) N/A N/A 51.0
 
Feb. 12, 2020, 6 p.m. 66.7 ppb (64) 40.6 ppb (38) N/A 26.0 ppb (24) N/A N/A 9.0 ppb (7) 0.62 ppb (7) N/A 21.0 μg/m3 (69) 69.0
 
Feb. 12, 2020, 5 p.m. 57.0 ppb (53) 34.8 ppb (32) N/A 22.0 ppb (20) N/A N/A 8.0 ppb (6) 0.62 ppb (7) N/A 19.0 μg/m3 (65) 65.0
 
Feb. 12, 2020, 4 p.m. 64.4 ppb (61) 40.2 ppb (37) N/A 24.0 ppb (22) N/A N/A 5.0 ppb (4) 0.69 ppb (8) N/A 17.0 μg/m3 (61) 61.0
 
Feb. 12, 2020, 3 p.m. 66.5 ppb (63) 41.0 ppb (38) N/A 25.0 ppb (23) N/A N/A 2.0 ppb (2) 0.79 ppb (9) N/A 13.0 μg/m3 (52) 63.0
 
Feb. 12, 2020, 2 p.m. 85.0 ppb (83) 52.0 ppb (48) N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) 0.83 ppb (9) N/A 12.0 μg/m3 (50) 83.0
 
Feb. 12, 2020, 1 p.m. 58.7 ppb (55) 25.8 ppb (24) N/A 33.0 ppb (31) N/A N/A 0.0 ppb (0) 0.7 ppb (8) N/A 12.0 μg/m3 (50) 55.0
 
Feb. 12, 2020, noon 38.0 ppb (35) 12.1 ppb (11) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 0.6 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 12, 2020, 11 a.m. 52.3 ppb (48) 26.3 ppb (24) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 0.67 ppb (7) N/A 7.0 μg/m3 (29) 48.0
 
Feb. 12, 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
 
Feb. 12, 2020, 9 a.m. 46.1 ppb (43) 20.6 ppb (19) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 0.76 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 12, 2020, 8 a.m. 52.7 ppb (49) 26.0 ppb (24) N/A 27.0 ppb (25) N/A N/A 0.0 ppb (0) 0.81 ppb (9) N/A 10.0 μg/m3 (42) 49.0
 
Feb. 12, 2020, 7 a.m. 38.8 ppb (36) 12.7 ppb (12) N/A 26.0 ppb (24) N/A N/A 0.0 ppb (0) 0.64 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 12, 2020, 6 a.m. 44.9 ppb (42) 17.2 ppb (16) N/A 28.0 ppb (26) N/A N/A 1.0 ppb (1) 0.58 ppb (6) N/A 17.0 μg/m3 (61) 61.0
 
Feb. 12, 2020, 5 a.m. 35.5 ppb (33) 10.8 ppb (10) N/A 25.0 ppb (23) N/A N/A 4.0 ppb (3) 0.52 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 12, 2020, 4 a.m. 34.7 ppb (32) 8.5 ppb (8) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.44 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 12, 2020, 3 a.m. 51.3 ppb (48) 20.0 ppb (19) N/A 31.0 ppb (29) N/A N/A 2.0 ppb (2) 0.55 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Feb. 12, 2020, 2 a.m. 60.8 ppb (57) 29.3 ppb (27) N/A 32.0 ppb (30) N/A N/A 3.0 ppb (2) 0.5 ppb (6) N/A 12.0 μg/m3 (50) 57.0
 
Feb. 12, 2020, 1 a.m. 38.4 ppb (36) 15.6 ppb (14) N/A 23.0 ppb (21) N/A N/A 16.0 ppb (12) 0.63 ppb (7) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 12, 2020, midnight 37.3 ppb (35) 14.3 ppb (13) N/A 23.0 ppb (21) N/A N/A 19.0 ppb (15) 0.54 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 11, 2020, 11 p.m. 36.2 ppb (34) 16.7 ppb (15) N/A 20.0 ppb (19) N/A N/A 25.0 ppb (19) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 34.0
 
Feb. 11, 2020, 10 p.m. 32.0 ppb (30) 16.5 ppb (15) N/A 16.0 ppb (15) N/A N/A 30.0 ppb (23) 0.51 ppb (6) N/A 7.0 μg/m3 (29) 30.0
 
Feb. 11, 2020, 9 p.m. 46.7 ppb (43) 23.3 ppb (22) N/A 24.0 ppb (22) N/A N/A 23.0 ppb (18) 0.58 ppb (6) N/A 7.0 μg/m3 (29) 43.0
 
Feb. 11, 2020, 8 p.m. 43.0 ppb (40) 19.3 ppb (18) N/A 24.0 ppb (22) N/A N/A 25.0 ppb (19) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 40.0
 
Feb. 11, 2020, 7 p.m. 10.9 ppb (10) 3.7 ppb (3) N/A 7.0 ppb (6) N/A N/A 37.0 ppb (28) 0.34 ppb (4) N/A 5.0 μg/m3 (21) 28.0
 
Feb. 11, 2020, 6 p.m. 19.1 ppb (18) 7.3 ppb (7) N/A 12.0 ppb (11) N/A N/A 32.0 ppb (25) 0.31 ppb (3) N/A 5.0 μg/m3 (21) 25.0
 
Feb. 11, 2020, 5 p.m. 39.2 ppb (36) 18.9 ppb (18) N/A 20.0 ppb (19) N/A N/A 23.0 ppb (18) 0.49 ppb (5) N/A 5.0 μg/m3 (21) 36.0
 
Feb. 11, 2020, 4 p.m. 25.9 ppb (24) 7.0 ppb (6) N/A 19.0 ppb (18) N/A N/A 22.0 ppb (17) 0.49 ppb (5) N/A 5.0 μg/m3 (21) 24.0
 
Feb. 11, 2020, 3 p.m. 32.6 ppb (30) 10.7 ppb (10) N/A 22.0 ppb (20) N/A N/A 20.0 ppb (15) 0.36 ppb (4) N/A 5.0 μg/m3 (21) 30.0
 
Feb. 11, 2020, 2 p.m. 12.0 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.26 ppb (3) N/A 3.0 μg/m3 (12) 23.0
 
Feb. 11, 2020, 1 p.m. 22.2 ppb (21) 5.8 ppb (5) N/A 17.0 ppb (16) N/A N/A 25.0 ppb (19) 0.28 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Feb. 11, 2020, noon 19.9 ppb (18) 5.9 ppb (5) N/A 14.0 ppb (13) N/A N/A 27.0 ppb (21) 0.3 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Feb. 11, 2020, 11 a.m. 20.1 ppb (19) 4.9 ppb (5) N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.29 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Feb. 11, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
Feb. 11, 2020, 9 a.m. 59.3 ppb (56) 27.2 ppb (25) N/A 32.0 ppb (30) N/A N/A 1.0 ppb (1) 0.8 ppb (9) N/A 15.0 μg/m3 (56) 56.0
 
Feb. 11, 2020, 8 a.m. 57.0 ppb (53) 26.9 ppb (25) N/A 30.0 ppb (28) N/A N/A 0.0 ppb (0) 0.73 ppb (8) N/A 12.0 μg/m3 (50) 53.0
 
Feb. 11, 2020, 7 a.m. 36.5 ppb (34) 10.9 ppb (10) N/A 26.0 ppb (24) N/A N/A 3.0 ppb (2) 0.53 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Feb. 11, 2020, 6 a.m. 45.2 ppb (42) 18.5 ppb (17) N/A 27.0 ppb (25) N/A N/A 2.0 ppb (2) 0.59 ppb (7) N/A N/A 42.0
 
Feb. 11, 2020, 5 a.m. 33.1 ppb (31) 11.4 ppb (11) N/A 22.0 ppb (20) N/A N/A 9.0 ppb (7) 0.5 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Feb. 11, 2020, 4 a.m. 32.0 ppb (30) 9.5 ppb (9) N/A 23.0 ppb (21) N/A N/A 9.0 ppb (7) 0.49 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 11, 2020, 3 a.m. 38.8 ppb (36) 14.0 ppb (13) N/A 25.0 ppb (23) N/A N/A 10.0 ppb (8) 0.49 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 11, 2020, 2 a.m. 45.4 ppb (42) 17.8 ppb (16) N/A 28.0 ppb (26) N/A N/A 10.0 ppb (8) 0.48 ppb (5) N/A 6.0 μg/m3 (25) 42.0
 
Feb. 11, 2020, 1 a.m. 36.8 ppb (34) 12.4 ppb (11) N/A 24.0 ppb (22) N/A N/A 16.0 ppb (12) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 34.0
 
Feb. 11, 2020, midnight 39.9 ppb (37) 16.2 ppb (15) N/A 24.0 ppb (22) N/A N/A 19.0 ppb (15) 0.51 ppb (6) N/A 5.0 μg/m3 (21) 37.0
 
Feb. 10, 2020, 11 p.m. 34.2 ppb (32) 17.3 ppb (16) N/A 17.0 ppb (16) N/A N/A 27.0 ppb (21) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 32.0
 
Feb. 10, 2020, 10 p.m. 38.2 ppb (35) 19.4 ppb (18) N/A 19.0 ppb (18) N/A N/A 27.0 ppb (21) 0.55 ppb (6) N/A 7.0 μg/m3 (29) 35.0
 
Feb. 10, 2020, 9 p.m. 43.0 ppb (40) 21.4 ppb (20) N/A 22.0 ppb (20) N/A N/A 24.0 ppb (18) 0.54 ppb (6) N/A N/A 40.0
 
Feb. 10, 2020, 8 p.m. 61.2 ppb (58) 30.2 ppb (28) N/A 31.0 ppb (29) N/A N/A 17.0 ppb (13) 0.55 ppb (6) N/A 5.0 μg/m3 (21) 58.0
 
Feb. 10, 2020, 7 p.m. 48.2 ppb (45) 23.3 ppb (22) N/A 25.0 ppb (23) N/A N/A 20.0 ppb (15) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 45.0
 
Feb. 10, 2020, 6 p.m. 39.2 ppb (36) 20.1 ppb (19) N/A 19.0 ppb (18) N/A N/A 23.0 ppb (18) 0.41 ppb (5) N/A 5.0 μg/m3 (21) 36.0
 
Feb. 10, 2020, 5 p.m. 7.6 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.28 ppb (3) N/A 4.0 μg/m3 (17) 28.0
 
Feb. 10, 2020, 4 p.m. 16.3 ppb (15) 3.5 ppb (3) N/A 13.0 ppb (12) N/A N/A 28.0 ppb (22) 0.34 ppb (4) N/A 5.0 μg/m3 (21) 22.0
 
Feb. 10, 2020, 3 p.m. 45.4 ppb (42) 20.2 ppb (19) N/A 25.0 ppb (23) N/A N/A 17.0 ppb (13) 0.54 ppb (6) N/A 5.0 μg/m3 (21) 42.0
 
Feb. 10, 2020, 2 p.m. 78.7 ppb (76) 40.1 ppb (37) N/A 39.0 ppb (36) N/A N/A 6.0 ppb (5) 0.66 ppb (7) N/A 4.0 μg/m3 (17) 76.0
 
Feb. 10, 2020, 1 p.m. 89.4 ppb (88) 48.5 ppb (45) N/A 41.0 ppb (38) N/A N/A 4.0 ppb (3) 0.81 ppb (9) N/A 4.0 μg/m3 (17) 88.0
 
Feb. 10, 2020, noon 12.2 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 24.0 ppb (18) 0.3 ppb (3) N/A 3.0 μg/m3 (12) 18.0
 
Feb. 10, 2020, 11 a.m. 11.5 ppb (11) 0.2 ppb (0) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.28 ppb (3) N/A 4.0 μg/m3 (17) 18.0
 
Feb. 10, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
Feb. 10, 2020, 9 a.m. 14.4 ppb (13) 1.7 ppb (2) N/A 13.0 ppb (12) N/A N/A 22.0 ppb (17) 0.35 ppb (4) N/A 3.0 μg/m3 (12) 17.0
 
Feb. 10, 2020, 8 a.m. 15.3 ppb (14) 3.3 ppb (3) N/A 12.0 ppb (11) N/A N/A 23.0 ppb (18) 0.36 ppb (4) N/A 3.0 μg/m3 (12) 18.0
 
Feb. 10, 2020, 7 a.m. 11.0 ppb (10) 1.3 ppb (1) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.31 ppb (3) N/A 2.0 μg/m3 (8) 19.0
 
Feb. 10, 2020, 6 a.m. 19.0 ppb (18) 8.3 ppb (8) N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) 0.32 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
Feb. 10, 2020, 5 a.m. 2.5 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.18 ppb (2) N/A 1.0 μg/m3 (4) 27.0
 
Feb. 10, 2020, 4 a.m. 4.4 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (25) 0.19 ppb (2) N/A 2.0 μg/m3 (8) 25.0
 
Feb. 10, 2020, 3 a.m. 10.6 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.3 ppb (3) N/A 2.0 μg/m3 (8) 22.0
 
Feb. 10, 2020, 2 a.m. 10.6 ppb (10) 3.6 ppb (3) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.27 ppb (3) N/A 1.0 μg/m3 (4) 23.0
 
Feb. 10, 2020, 1 a.m. 7.3 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.27 ppb (3) N/A 2.0 μg/m3 (8) 25.0
 
Feb. 10, 2020, midnight 2.7 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.24 ppb (3) N/A 1.0 μg/m3 (4) 28.0
 
Feb. 9, 2020, 11 p.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.23 ppb (3) N/A -3.0 μg/m3 (0) 29.0
 
Feb. 9, 2020, 10 p.m. 1.9 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.23 ppb (3) N/A 1.0 μg/m3 (4) 29.0
 
Feb. 9, 2020, 9 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.23 ppb (3) N/A 2.0 μg/m3 (8) 29.0
 
Feb. 9, 2020, 8 p.m. 1.6 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.21 ppb (2) N/A 0.0 μg/m3 (0) 28.0
 
Feb. 9, 2020, 7 p.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.19 ppb (2) N/A 2.0 μg/m3 (8) 29.0
 
Feb. 9, 2020, 6 p.m. 0.9 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.21 ppb (2) N/A 3.0 μg/m3 (12) 28.0
 
Feb. 9, 2020, 5 p.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.23 ppb (3) N/A 4.0 μg/m3 (17) 28.0
 
Feb. 9, 2020, 4 p.m. 6.7 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.34 ppb (4) N/A 2.0 μg/m3 (8) 25.0
 
Feb. 9, 2020, 3 p.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.31 ppb (3) N/A 1.0 μg/m3 (4) 28.0
 
Feb. 9, 2020, 2 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.3 ppb (3) N/A 2.0 μg/m3 (8) 28.0
 
Feb. 9, 2020, 1 p.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.29 ppb (3) N/A 1.0 μg/m3 (4) 28.0
 
Feb. 9, 2020, noon 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) 0.29 ppb (3) N/A 1.0 μg/m3 (4) 28.0
 
Feb. 9, 2020, 11 a.m. 3.1 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.32 ppb (4) N/A 2.0 μg/m3 (8) 26.0
 
Feb. 9, 2020, 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
 
Feb. 9, 2020, 9 a.m. 16.2 ppb (15) 5.0 ppb (5) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) 0.53 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Feb. 9, 2020, 8 a.m. 12.5 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 9, 2020, 7 a.m. 9.3 ppb (9) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.37 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 9, 2020, 6 a.m. 6.0 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) 0.35 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Feb. 9, 2020, 5 a.m. 14.2 ppb (13) 2.6 ppb (2) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) 0.47 ppb (5) N/A 3.0 μg/m3 (12) 17.0
 
Feb. 9, 2020, 4 a.m. 26.8 ppb (25) 8.5 ppb (8) N/A 18.0 ppb (17) N/A N/A 15.0 ppb (12) 0.61 ppb (7) N/A 16.0 μg/m3 (59) 59.0
 
Feb. 9, 2020, 3 a.m. 24.4 ppb (23) 9.3 ppb (9) N/A 15.0 ppb (14) N/A N/A 19.0 ppb (15) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 9, 2020, 2 a.m. 30.2 ppb (28) 11.4 ppb (11) N/A 19.0 ppb (18) N/A N/A 16.0 ppb (12) 0.58 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 9, 2020, 1 a.m. 33.8 ppb (31) 14.0 ppb (13) N/A 20.0 ppb (19) N/A N/A 16.0 ppb (12) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 9, 2020, midnight 26.5 ppb (25) 11.0 ppb (10) N/A 16.0 ppb (15) N/A N/A 22.0 ppb (17) 0.53 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Feb. 8, 2020, 11 p.m. 18.3 ppb (17) 8.6 ppb (8) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.47 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 8, 2020, 10 p.m. 18.8 ppb (17) 10.0 ppb (9) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.51 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 8, 2020, 9 p.m. 24.1 ppb (22) 12.6 ppb (12) N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) 0.54 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 8, 2020, 8 p.m. 30.2 ppb (28) 15.8 ppb (15) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) 0.54 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Feb. 8, 2020, 7 p.m. 30.8 ppb (29) 17.0 ppb (16) N/A 14.0 ppb (13) N/A N/A 16.0 ppb (12) 0.55 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 8, 2020, 6 p.m. 27.0 ppb (25) 14.7 ppb (14) N/A 12.0 ppb (11) N/A N/A 16.0 ppb (12) 0.56 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Feb. 8, 2020, 5 p.m. 24.0 ppb (22) 12.3 ppb (11) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.58 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
Feb. 8, 2020, 4 p.m. 11.5 ppb (11) 3.6 ppb (3) N/A 8.0 ppb (7) N/A N/A 20.0 ppb (15) 0.44 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 8, 2020, 3 p.m. 7.1 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) 0.41 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 8, 2020, 2 p.m. 8.2 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.42 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 8, 2020, 1 p.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.37 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Feb. 8, 2020, noon 3.8 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) 0.34 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Feb. 8, 2020, 11 a.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.33 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Feb. 8, 2020, 10 a.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
 
Feb. 8, 2020, 9 a.m. 6.4 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.4 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 8, 2020, 8 a.m. 13.0 ppb (12) 1.3 ppb (1) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.46 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 8, 2020, 7 a.m. 17.0 ppb (16) 0.8 ppb (1) N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.54 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Feb. 8, 2020, 6 a.m. 34.2 ppb (32) 7.7 ppb (7) N/A 27.0 ppb (25) N/A N/A 3.0 ppb (2) 0.71 ppb (8) N/A 14.0 μg/m3 (54) 54.0
 
Feb. 8, 2020, 5 a.m. 48.9 ppb (45) 19.3 ppb (18) N/A 30.0 ppb (28) N/A N/A 1.0 ppb (1) 0.82 ppb (9) N/A 17.0 μg/m3 (61) 61.0
 
Feb. 8, 2020, 4 a.m. 31.8 ppb (29) 10.6 ppb (10) N/A 21.0 ppb (19) N/A N/A 10.0 ppb (8) 0.58 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 8, 2020, 3 a.m. 36.4 ppb (34) 14.6 ppb (14) N/A 22.0 ppb (20) N/A N/A 9.0 ppb (7) 0.58 ppb (6) N/A 8.0 μg/m3 (33) 34.0
 
Feb. 8, 2020, 2 a.m. 15.5 ppb (14) 4.3 ppb (4) N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) 0.38 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 8, 2020, 1 a.m. 24.4 ppb (23) 10.2 ppb (9) N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.49 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Feb. 8, 2020, midnight 21.2 ppb (20) 9.6 ppb (9) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) 0.49 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Feb. 7, 2020, 11 p.m. 33.0 ppb (31) 17.8 ppb (16) N/A 15.0 ppb (14) N/A N/A 19.0 ppb (15) 0.52 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Feb. 7, 2020, 10 p.m. 31.4 ppb (29) 16.9 ppb (16) N/A 15.0 ppb (14) N/A N/A 22.0 ppb (17) 0.57 ppb (6) N/A 6.0 μg/m3 (25) 29.0
 
Feb. 7, 2020, 9 p.m. 56.0 ppb (52) 28.2 ppb (26) N/A 28.0 ppb (26) N/A N/A 17.0 ppb (13) 0.68 ppb (8) N/A 25.0 μg/m3 (78) 78.0
 
Feb. 7, 2020, 8 p.m. 62.8 ppb (59) 34.8 ppb (32) N/A 28.0 ppb (26) N/A N/A 12.0 ppb (9) 0.7 ppb (8) N/A 31.0 μg/m3 (90) 90.0
 
Feb. 7, 2020, 7 p.m. 56.6 ppb (53) 32.3 ppb (30) N/A 24.0 ppb (22) N/A N/A 10.0 ppb (8) 0.66 ppb (7) N/A 29.0 μg/m3 (86) 86.0
 
Feb. 7, 2020, 6 p.m. 72.1 ppb (69) 45.4 ppb (42) N/A 26.0 ppb (24) N/A N/A 6.0 ppb (5) 0.74 ppb (8) N/A 25.0 μg/m3 (78) 78.0
 
Feb. 7, 2020, 5 p.m. 82.5 ppb (80) 56.9 ppb (53) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.77 ppb (9) N/A 26.0 μg/m3 (80) 80.0
 
Feb. 7, 2020, 4 p.m. 80.5 ppb (78) 55.0 ppb (51) N/A 26.0 ppb (24) N/A N/A 2.0 ppb (2) 0.87 ppb (10) N/A 19.0 μg/m3 (65) 78.0
 
Feb. 7, 2020, 3 p.m. 106.8 ppb (101) 78.3 ppb (76) N/A 29.0 ppb (27) N/A N/A 0.0 ppb (0) 1.02 ppb (11) N/A 11.0 μg/m3 (46) 101.0