AQSQID: 060131004

Site Name: San Pablo - Rumrill

Location: San Pablo (Rumrill Blvd), CA

Reporting: True, Located: True

Current AQI: 24.0

San Pablo (Rumrill Blvd) CA, US: 37.9604, -122.3571

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2020, 2 p.m. 2.9 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) 0.41 ppb (5) N/A 1.0 μg/m3 (4) 24.0
 
Jan. 19, 2020, 1 p.m. 3.0 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 31.0 ppb (24) 0.4 ppb (4) N/A 1.0 μg/m3 (4) 24.0
 
Jan. 19, 2020, noon 3.5 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 31.0 ppb (24) 0.41 ppb (5) N/A 4.0 μg/m3 (17) 24.0
 
Jan. 19, 2020, 11 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 31.0 ppb (24) 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 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
 
Jan. 19, 2020, 9 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 32.0 ppb (25) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 25.0
 
Jan. 19, 2020, 8 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 33.0 ppb (25) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 25.0
 
Jan. 19, 2020, 7 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 33.0 ppb (25) 0.41 ppb (5) N/A 1.0 μg/m3 (4) 25.0
 
Jan. 19, 2020, 6 a.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 31.0 ppb (24) 0.42 ppb (5) N/A 3.0 μg/m3 (12) 24.0
 
Jan. 19, 2020, 5 a.m. 6.0 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 29.0 ppb (22) 0.46 ppb (5) N/A 4.0 μg/m3 (17) 22.0
 
Jan. 19, 2020, 4 a.m. 5.9 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 28.0 ppb (22) 0.47 ppb (5) N/A 5.0 μg/m3 (21) 22.0
 
Jan. 19, 2020, 3 a.m. 5.2 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 29.0 ppb (22) 0.48 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2020, 2 a.m. 7.3 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 27.0 ppb (21) 0.48 ppb (5) N/A 3.0 μg/m3 (12) 21.0
 
Jan. 19, 2020, 1 a.m. 6.5 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 29.0 ppb (22) 0.47 ppb (5) N/A 4.0 μg/m3 (17) 22.0
 
Jan. 19, 2020, midnight 5.8 ppb (5) 1.8 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) 0.45 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, 11 p.m. 5.2 ppb (5) 1.6 ppb (1) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 32.0 ppb (25) 0.44 ppb (5) N/A 5.0 μg/m3 (21) 25.0
 
Jan. 18, 2020, 10 p.m. 4.8 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 31.0 ppb (24) 0.45 ppb (5) N/A 4.0 μg/m3 (17) 24.0
 
Jan. 18, 2020, 9 p.m. 4.7 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 31.0 ppb (24) 0.45 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, 8 p.m. 4.9 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 30.0 ppb (23) 0.45 ppb (5) N/A 5.0 μg/m3 (21) 23.0
 
Jan. 18, 2020, 7 p.m. 5.9 ppb (5) 2.4 ppb (2) N/A 4.0 ppb (4) N/A 3.0 ppb (4) 29.0 ppb (22) 0.46 ppb (5) N/A 4.0 μg/m3 (17) 22.0
 
Jan. 18, 2020, 6 p.m. 6.4 ppb (6) 2.4 ppb (2) N/A 4.0 ppb (4) N/A 3.0 ppb (4) 28.0 ppb (22) 0.47 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 5 p.m. 7.4 ppb (7) 2.5 ppb (2) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 26.0 ppb (20) 0.49 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, 4 p.m. 8.6 ppb (8) 2.1 ppb (2) N/A 7.0 ppb (6) N/A 2.0 ppb (3) 24.0 ppb (18) 0.53 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, 3 p.m. 6.8 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 24.0 ppb (18) 0.49 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 2 p.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 26.0 ppb (20) 0.45 ppb (5) N/A 4.0 μg/m3 (17) 20.0
 
Jan. 18, 2020, 1 p.m. 4.5 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 26.0 ppb (20) 0.43 ppb (5) N/A 4.0 μg/m3 (17) 20.0
 
Jan. 18, 2020, noon 4.1 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 26.0 ppb (20) 0.43 ppb (5) N/A 2.0 μg/m3 (8) 20.0
 
Jan. 18, 2020, 11 a.m. 3.6 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 28.0 ppb (22) 0.42 ppb (5) N/A 3.0 μg/m3 (12) 22.0
 
Jan. 18, 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
 
Jan. 18, 2020, 9 a.m. 4.5 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 27.0 ppb (21) 0.44 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, 8 a.m. 5.4 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 28.0 ppb (22) 0.44 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 7 a.m. 6.3 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) 0.5 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 6 a.m. 10.2 ppb (9) 1.2 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 23.0 ppb (18) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 5 a.m. 11.0 ppb (10) 2.3 ppb (2) N/A 9.0 ppb (8) N/A 2.0 ppb (3) 27.0 ppb (21) 0.48 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 4 a.m. 6.3 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 32.0 ppb (25) 0.45 ppb (5) N/A 3.0 μg/m3 (12) 25.0
 
Jan. 18, 2020, 3 a.m. 7.6 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 2.0 ppb (3) 27.0 ppb (21) 0.45 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 2 a.m. 12.5 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (10) N/A 4.0 ppb (6) 21.0 ppb (16) 0.46 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2020, 1 a.m. 12.1 ppb (11) 1.7 ppb (2) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 28.0 ppb (22) 0.5 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, midnight 9.0 ppb (8) 1.9 ppb (2) N/A 7.0 ppb (6) N/A 2.0 ppb (3) 33.0 ppb (25) 0.46 ppb (5) N/A 3.0 μg/m3 (12) 25.0
 
Jan. 17, 2020, 11 p.m. 9.3 ppb (9) 1.8 ppb (2) N/A 8.0 ppb (7) N/A 3.0 ppb (4) 31.0 ppb (24) 0.44 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 10 p.m. 8.8 ppb (8) 2.3 ppb (2) N/A 7.0 ppb (6) N/A 3.0 ppb (4) 33.0 ppb (25) 0.47 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 9 p.m. 8.8 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 28.0 ppb (22) 0.47 ppb (5) N/A 5.0 μg/m3 (21) 22.0
 
Jan. 17, 2020, 8 p.m. 11.1 ppb (10) 3.8 ppb (4) N/A 7.0 ppb (6) N/A 2.0 ppb (3) 26.0 ppb (20) 0.48 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2020, 7 p.m. 19.0 ppb (18) 8.4 ppb (8) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 18.0 ppb (14) 0.56 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2020, 6 p.m. 20.8 ppb (19) 9.7 ppb (9) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 14.0 ppb (11) 0.57 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2020, 5 p.m. 26.2 ppb (24) 11.3 ppb (10) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 11.0 ppb (8) 0.6 ppb (7) N/A 5.0 μg/m3 (21) 24.0
 
Jan. 17, 2020, 4 p.m. 39.7 ppb (37) 21.4 ppb (20) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 4.0 ppb (3) 0.92 ppb (10) N/A 2.0 μg/m3 (8) 37.0
 
Jan. 17, 2020, 3 p.m. 32.9 ppb (30) 12.9 ppb (12) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 3.0 ppb (2) 0.82 ppb (9) N/A 2.0 μg/m3 (8) 30.0
 
Jan. 17, 2020, 2 p.m. 42.4 ppb (39) 18.4 ppb (17) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 2.0 ppb (2) 0.99 ppb (11) N/A 3.0 μg/m3 (12) 39.0
 
Jan. 17, 2020, 1 p.m. 39.4 ppb (36) 15.6 ppb (14) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 1.0 ppb (1) 0.88 ppb (10) N/A 3.0 μg/m3 (12) 36.0
 
Jan. 17, 2020, noon 20.2 ppb (19) 2.9 ppb (3) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 13.0 ppb (10) 0.65 ppb (7) N/A 1.0 μg/m3 (4) 19.0
 
Jan. 17, 2020, 11 a.m. 13.9 ppb (13) 0.5 ppb (0) N/A 13.0 ppb (12) N/A 2.0 ppb (3) 20.0 ppb (15) 0.5 ppb (6) N/A 1.0 μg/m3 (4) 15.0
 
Jan. 17, 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
 
Jan. 17, 2020, 9 a.m. 13.4 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 21.0 ppb (16) 0.54 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2020, 8 a.m. 13.6 ppb (13) 0.4 ppb (0) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 20.0 ppb (15) 0.57 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 7 a.m. 15.3 ppb (14) 0.4 ppb (0) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 20.0 ppb (15) 0.58 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 6 a.m. 20.6 ppb (19) 1.3 ppb (1) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 18.0 ppb (14) 0.65 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2020, 5 a.m. 23.1 ppb (21) 1.6 ppb (1) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 18.0 ppb (14) 0.69 ppb (8) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2020, 4 a.m. 15.1 ppb (14) 1.2 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 27.0 ppb (21) 0.64 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 3 a.m. 8.5 ppb (8) 1.6 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.47 ppb (5) N/A 6.0 μg/m3 (25) 27.0
 
Jan. 17, 2020, 2 a.m. 7.6 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 37.0 ppb (28) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2020, 1 a.m. 5.8 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 38.0 ppb (29) 0.42 ppb (5) N/A 4.0 μg/m3 (17) 29.0
 
Jan. 17, 2020, midnight 13.3 ppb (12) 2.7 ppb (3) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 32.0 ppb (25) 0.54 ppb (6) N/A N/A 25.0
 
Jan. 16, 2020, 11 p.m. 16.4 ppb (15) 4.8 ppb (4) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 32.0 ppb (25) 0.57 ppb (6) N/A 4.0 μg/m3 (17) 25.0
 
Jan. 16, 2020, 10 p.m. 13.5 ppb (12) 4.0 ppb (4) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 34.0 ppb (26) 0.54 ppb (6) N/A N/A 26.0
 
Jan. 16, 2020, 9 p.m. 11.2 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 35.0 ppb (27) 0.52 ppb (6) N/A 2.0 μg/m3 (8) 27.0
 
Jan. 16, 2020, 8 p.m. 12.2 ppb (11) 2.4 ppb (2) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 35.0 ppb (27) 0.52 ppb (6) N/A 4.0 μg/m3 (17) 27.0
 
Jan. 16, 2020, 7 p.m. 11.0 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 35.0 ppb (27) 0.5 ppb (6) N/A 5.0 μg/m3 (21) 27.0
 
Jan. 16, 2020, 6 p.m. 10.9 ppb (10) 1.5 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 34.0 ppb (26) 0.54 ppb (6) N/A 4.0 μg/m3 (17) 26.0
 
Jan. 16, 2020, 5 p.m. 8.9 ppb (8) 1.8 ppb (2) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 36.0 ppb (28) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 28.0
 
Jan. 16, 2020, 4 p.m. 8.5 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 16, 2020, 3 p.m. 6.9 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 33.0 ppb (25) 0.44 ppb (5) N/A 5.0 μg/m3 (21) 25.0
 
Jan. 16, 2020, 2 p.m. 5.4 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 35.0 ppb (27) 0.43 ppb (5) N/A 5.0 μg/m3 (21) 27.0
 
Jan. 16, 2020, 1 p.m. 4.6 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 36.0 ppb (28) 0.42 ppb (5) N/A 2.0 μg/m3 (8) 28.0
 
Jan. 16, 2020, noon 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) 0.41 ppb (5) N/A 3.0 μg/m3 (12) 28.0
 
Jan. 16, 2020, 11 a.m. 3.1 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 28.0
 
Jan. 16, 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
 
Jan. 16, 2020, 9 a.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 35.0 ppb (27) 0.41 ppb (5) N/A 5.0 μg/m3 (21) 27.0
 
Jan. 16, 2020, 8 a.m. 6.1 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) 0.44 ppb (5) N/A 5.0 μg/m3 (21) 25.0
 
Jan. 16, 2020, 7 a.m. 7.6 ppb (7) 0.1 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 30.0 ppb (23) 0.45 ppb (5) N/A 5.0 μg/m3 (21) 23.0
 
Jan. 16, 2020, 6 a.m. 9.8 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 27.0 ppb (21) 0.5 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2020, 5 a.m. 12.0 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 27.0 ppb (21) 0.54 ppb (6) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2020, 4 a.m. 16.8 ppb (16) 1.7 ppb (2) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 23.0 ppb (18) 0.56 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2020, 3 a.m. 34.7 ppb (32) 6.3 ppb (6) N/A 29.0 ppb (27) N/A 1.0 ppb (1) 9.0 ppb (7) 0.79 ppb (9) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 16, 2020, 2 a.m. 33.7 ppb (31) 5.7 ppb (5) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 12.0 ppb (9) 0.82 ppb (9) N/A 5.0 μg/m3 (21) 31.0
 
Jan. 16, 2020, 1 a.m. 24.2 ppb (22) 4.8 ppb (4) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 22.0 ppb (17) 0.67 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, midnight 15.6 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 27.0 ppb (21) 0.61 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 15, 2020, 11 p.m. 18.8 ppb (17) 4.4 ppb (4) N/A 14.0 ppb (13) N/A 2.0 ppb (3) 25.0 ppb (19) 0.54 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 15, 2020, 10 p.m. 20.7 ppb (19) 5.5 ppb (5) N/A 15.0 ppb (14) N/A 2.0 ppb (3) 19.0 ppb (15) 0.54 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2020, 9 p.m. 17.6 ppb (16) 6.4 ppb (6) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 18.0 ppb (14) 0.52 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2020, 8 p.m. 15.4 ppb (14) 5.9 ppb (5) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 16.0 ppb (12) 0.52 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 15, 2020, 7 p.m. 29.8 ppb (28) 11.9 ppb (11) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 15.0 ppb (12) 0.67 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 15, 2020, 6 p.m. 32.1 ppb (30) 15.4 ppb (14) N/A 17.0 ppb (16) N/A 2.0 ppb (3) 12.0 ppb (9) 0.71 ppb (8) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2020, 5 p.m. 32.5 ppb (30) 17.2 ppb (16) N/A 15.0 ppb (14) N/A 2.0 ppb (3) 9.0 ppb (7) 0.8 ppb (9) N/A 5.0 μg/m3 (21) 30.0
 
Jan. 15, 2020, 4 p.m. 43.7 ppb (40) 27.6 ppb (26) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 3.0 ppb (2) 1.06 ppb (12) N/A 4.0 μg/m3 (17) 40.0
 
Jan. 15, 2020, 3 p.m. 30.3 ppb (28) 14.9 ppb (14) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 2.0 ppb (2) 0.75 ppb (8) N/A 2.0 μg/m3 (8) 28.0
 
Jan. 15, 2020, 2 p.m. 21.8 ppb (20) 7.8 ppb (7) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 3.0 ppb (2) 0.64 ppb (7) N/A 4.0 μg/m3 (17) 20.0
 
Jan. 15, 2020, 1 p.m. 16.7 ppb (15) 5.4 ppb (5) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 4.0 ppb (3) 0.57 ppb (6) N/A 3.0 μg/m3 (12) 15.0
 
Jan. 15, 2020, noon 13.7 ppb (13) 3.3 ppb (3) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 5.0 ppb (4) 0.53 ppb (6) N/A 2.0 μg/m3 (8) 13.0
 
Jan. 15, 2020, 11 a.m. 10.6 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (8) N/A 3.0 ppb (4) 7.0 ppb (5) 0.51 ppb (6) N/A 3.0 μg/m3 (12) 12.0
 
Jan. 15, 2020, 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
 
Jan. 15, 2020, 9 a.m. 11.0 ppb (10) 1.2 ppb (1) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 8.0 ppb (6) 0.49 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2020, 8 a.m. 15.1 ppb (14) 2.0 ppb (2) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 6.0 ppb (5) 0.56 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 7 a.m. 39.1 ppb (36) 16.9 ppb (16) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 1.0 ppb (1) 0.94 ppb (10) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 15, 2020, 6 a.m. 36.0 ppb (33) 12.2 ppb (11) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 3.0 ppb (2) 0.91 ppb (10) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 15, 2020, 5 a.m. 29.4 ppb (27) 6.8 ppb (6) N/A 23.0 ppb (21) N/A 1.0 ppb (1) 9.0 ppb (7) 0.81 ppb (9) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2020, 4 a.m. 15.1 ppb (14) 2.7 ppb (3) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 23.0 ppb (18) 0.58 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 3 a.m. 23.5 ppb (22) 9.6 ppb (9) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 24.0 ppb (18) 0.54 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 2 a.m. 17.4 ppb (16) 5.9 ppb (5) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 28.0 ppb (22) 0.43 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 15, 2020, 1 a.m. 15.6 ppb (14) 5.5 ppb (5) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 30.0 ppb (23) 0.48 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, midnight 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.38 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2020, 11 p.m. 5.4 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 35.0 ppb (27) 0.42 ppb (5) N/A 4.0 μg/m3 (17) 27.0
 
Jan. 14, 2020, 10 p.m. 4.4 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.39 ppb (4) N/A 3.0 μg/m3 (12) 28.0
 
Jan. 14, 2020, 9 p.m. 4.0 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 28.0
 
Jan. 14, 2020, 8 p.m. 4.2 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.45 ppb (5) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 14, 2020, 7 p.m. 7.3 ppb (7) 2.4 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 37.0 ppb (28) 1.44 ppb (16) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 14, 2020, 6 p.m. 6.2 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 37.0 ppb (28) 1.4 ppb (16) N/A 16.0 μg/m3 (59) 59.0
 
Jan. 14, 2020, 5 p.m. 9.0 ppb (8) 3.2 ppb (3) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.93 ppb (10) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 14, 2020, 4 p.m. 21.5 ppb (20) 7.4 ppb (7) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 28.0 ppb (22) 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2020, 3 p.m. 16.7 ppb (15) 5.7 ppb (5) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 28.0 ppb (22) 0.47 ppb (5) N/A 4.0 μg/m3 (17) 22.0
 
Jan. 14, 2020, 2 p.m. 15.3 ppb (14) 4.5 ppb (4) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 28.0 ppb (22) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2020, 1 p.m. 11.6 ppb (11) 3.4 ppb (3) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 34.0 ppb (26) 0.42 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2020, noon 2.9 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) 0.39 ppb (4) N/A 6.0 μg/m3 (25) 29.0
 
Jan. 14, 2020, 11 a.m. 2.8 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.38 ppb (4) N/A 7.0 μg/m3 (29) 31.0
 
Jan. 14, 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
 
Jan. 14, 2020, 9 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) 0.39 ppb (4) N/A 6.0 μg/m3 (25) 31.0
 
Jan. 14, 2020, 8 a.m. 3.4 ppb (3) 1.7 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) 0.4 ppb (4) N/A 6.0 μg/m3 (25) 27.0
 
Jan. 14, 2020, 7 a.m. 8.9 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) 0.43 ppb (5) N/A 5.0 μg/m3 (21) 25.0
 
Jan. 14, 2020, 6 a.m. 6.0 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 33.0 ppb (25) 0.44 ppb (5) N/A 3.0 μg/m3 (12) 25.0
 
Jan. 14, 2020, 5 a.m. 4.7 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 36.0 ppb (28) 0.45 ppb (5) N/A 3.0 μg/m3 (12) 28.0
 
Jan. 14, 2020, 4 a.m. 7.4 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.49 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2020, 3 a.m. 14.2 ppb (13) 4.4 ppb (4) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 34.0 ppb (26) 0.55 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 14, 2020, 2 a.m. 8.4 ppb (8) 2.3 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.58 ppb (6) N/A 6.0 μg/m3 (25) 27.0
 
Jan. 14, 2020, midnight 20.7 ppb (19) 8.2 ppb (8) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 33.0 ppb (25) 0.65 ppb (7) N/A 24.0 μg/m3 (76) 76.0
 
Jan. 13, 2020, 11 p.m. 21.6 ppb (20) 9.2 ppb (9) N/A 12.0 ppb (11) N/A 2.0 ppb (3) 36.0 ppb (28) 0.62 ppb (7) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 13, 2020, 10 p.m. 18.1 ppb (17) 8.6 ppb (8) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 35.0 ppb (27) 0.56 ppb (6) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2020, 9 p.m. 21.3 ppb (20) 9.2 ppb (9) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 35.0 ppb (27) 0.58 ppb (6) N/A 27.0 μg/m3 (82) 82.0
 
Jan. 13, 2020, 8 p.m. 20.3 ppb (19) 9.4 ppb (9) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 34.0 ppb (26) 0.61 ppb (7) N/A 24.0 μg/m3 (76) 76.0
 
Jan. 13, 2020, 7 p.m. 19.5 ppb (18) 8.2 ppb (8) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 29.0 ppb (22) 0.59 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2020, 6 p.m. 32.3 ppb (30) 13.7 ppb (13) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 21.0 ppb (16) 0.71 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 13, 2020, 5 p.m. 26.3 ppb (24) 9.3 ppb (9) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 17.0 ppb (13) 0.67 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 13, 2020, 4 p.m. 37.0 ppb (34) 14.0 ppb (13) N/A 23.0 ppb (21) N/A 1.0 ppb (1) 9.0 ppb (7) 0.89 ppb (10) N/A 5.0 μg/m3 (21) 34.0
 
Jan. 13, 2020, 3 p.m. 54.6 ppb (51) 25.3 ppb (23) N/A 29.0 ppb (27) N/A 1.0 ppb (1) 2.0 ppb (2) 1.08 ppb (12) N/A 2.0 μg/m3 (8) 51.0
 
Jan. 13, 2020, 2 p.m. 54.7 ppb (51) 27.5 ppb (25) N/A 27.0 ppb (25) N/A 1.0 ppb (1) 1.0 ppb (1) 1.19 ppb (13) N/A 3.0 μg/m3 (12) 51.0
 
Jan. 13, 2020, 1 p.m. 25.1 ppb (23) 6.0 ppb (6) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 12.0 ppb (9) 0.82 ppb (9) N/A 3.0 μg/m3 (12) 23.0
 
Jan. 13, 2020, noon 15.8 ppb (15) 1.9 ppb (2) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 13.0 ppb (10) 0.6 ppb (7) N/A 2.0 μg/m3 (8) 15.0
 
Jan. 13, 2020, 11 a.m. 10.5 ppb (10) 0.3 ppb (0) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 23.0 ppb (18) 0.49 ppb (5) N/A 2.0 μg/m3 (8) 18.0
 
Jan. 13, 2020, 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
 
Jan. 13, 2020, 9 a.m. 1.7 ppb (2) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) 0.39 ppb (4) N/A 5.0 μg/m3 (21) 29.0
 
Jan. 13, 2020, 8 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.4 ppb (4) N/A 4.0 μg/m3 (17) 29.0
 
Jan. 13, 2020, 7 a.m. 8.2 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 33.0 ppb (25) 0.43 ppb (5) N/A 4.0 μg/m3 (17) 25.0
 
Jan. 13, 2020, 6 a.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 34.0 ppb (26) 0.43 ppb (5) N/A 6.0 μg/m3 (25) 26.0
 
Jan. 13, 2020, 5 a.m. 12.1 ppb (11) 3.1 ppb (3) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 33.0 ppb (25) 0.45 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Jan. 13, 2020, 4 a.m. 9.5 ppb (9) 1.9 ppb (2) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 34.0 ppb (26) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2020, 3 a.m. 23.6 ppb (22) 4.4 ppb (4) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 20.0 ppb (15) 0.7 ppb (8) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 13, 2020, 2 a.m. 27.4 ppb (25) 11.6 ppb (11) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 29.0 ppb (22) 0.55 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Jan. 13, 2020, 1 a.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.41 ppb (5) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 13, 2020, midnight 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.4 ppb (4) N/A 5.0 μg/m3 (21) 29.0
 
Jan. 12, 2020, 11 p.m. 4.0 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.38 ppb (4) N/A 1.0 μg/m3 (4) 28.0
 
Jan. 12, 2020, 10 p.m. 4.3 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.39 ppb (4) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 12, 2020, 9 p.m. 13.4 ppb (12) 4.9 ppb (5) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 31.0 ppb (24) 0.51 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2020, 8 p.m. 11.9 ppb (11) 3.7 ppb (3) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 30.0 ppb (23) 0.52 ppb (6) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2020, 7 p.m. 18.6 ppb (17) 7.5 ppb (7) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 27.0 ppb (21) 0.57 ppb (6) N/A 20.0 μg/m3 (67) 67.0
 
Jan. 12, 2020, 6 p.m. 29.0 ppb (27) 11.2 ppb (10) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 15.0 ppb (12) 0.74 ppb (8) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 12, 2020, 5 p.m. 41.0 ppb (38) 21.7 ppb (20) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 4.0 ppb (3) 1.06 ppb (12) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2020, 4 p.m. 28.6 ppb (26) 13.4 ppb (12) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 4.0 ppb (3) 0.82 ppb (9) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2020, 3 p.m. 27.8 ppb (26) 9.9 ppb (9) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 3.0 ppb (2) 0.88 ppb (10) N/A 15.0 μg/m3 (56) 56.0
 
Jan. 12, 2020, 2 p.m. 21.7 ppb (20) 5.9 ppb (5) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 4.0 ppb (3) 0.68 ppb (8) N/A 5.0 μg/m3 (21) 21.0