AQSQID: 060410001

Site Name: San Rafael

Location: San Rafael, CA

Reporting: True, Located: True

Current AQI: 33.0

San Rafael CA, US: 37.9722, -122.5189

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 17, 2019, 3 p.m. 33.2 ppb (31) 19.7 ppb (18) N/A 14.0 ppb (13) N/A N/A 2.0 ppb (2) 0.7 ppb (8) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 17, 2019, 2 p.m. 23.6 ppb (22) 12.1 ppb (11) N/A 12.0 ppb (11) N/A N/A 1.0 ppb (1) 0.56 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 17, 2019, 1 p.m. 25.2 ppb (23) 13.9 ppb (13) N/A 11.0 ppb (10) N/A N/A 1.0 ppb (1) 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 17, 2019, noon 18.9 ppb (18) 7.8 ppb (7) N/A 11.0 ppb (10) N/A N/A 1.0 ppb (1) 0.39 ppb (4) N/A 3.0 μg/m3 (12) 18.0
 
Nov. 17, 2019, 11 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
 
Nov. 17, 2019, 10 a.m. 18.9 ppb (18) 8.6 ppb (8) N/A 10.0 ppb (9) N/A N/A 1.0 ppb (1) 0.62 ppb (7) N/A 3.0 μg/m3 (12) 18.0
 
Nov. 17, 2019, 9 a.m. 21.1 ppb (20) 8.9 ppb (8) N/A 12.0 ppb (11) N/A N/A 1.0 ppb (1) 0.58 ppb (6) N/A 3.0 μg/m3 (12) 20.0
 
Nov. 17, 2019, 8 a.m. 24.3 ppb (23) 11.3 ppb (10) N/A 13.0 ppb (12) N/A N/A 1.0 ppb (1) 0.64 ppb (7) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 17, 2019, 7 a.m. 23.7 ppb (22) 8.7 ppb (8) N/A 15.0 ppb (14) N/A N/A 1.0 ppb (1) 0.61 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 17, 2019, 6 a.m. 28.5 ppb (26) 12.2 ppb (11) N/A 16.0 ppb (15) N/A N/A 1.0 ppb (1) 0.67 ppb (7) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 17, 2019, 5 a.m. 32.3 ppb (30) 14.5 ppb (13) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.68 ppb (8) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 17, 2019, 4 a.m. 34.8 ppb (32) 16.7 ppb (15) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.66 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 17, 2019, 3 a.m. 27.5 ppb (25) 6.8 ppb (6) N/A 21.0 ppb (19) N/A N/A 2.0 ppb (2) 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 17, 2019, 2 a.m. 33.8 ppb (31) 10.8 ppb (10) N/A 23.0 ppb (21) N/A N/A 1.0 ppb (1) 0.63 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 17, 2019, 1 a.m. 34.6 ppb (32) 9.1 ppb (8) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.58 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 17, 2019, midnight 21.4 ppb (20) 2.5 ppb (2) N/A 19.0 ppb (18) N/A N/A 14.0 ppb (11) 0.39 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 16, 2019, 11 p.m. 15.5 ppb (14) 3.2 ppb (3) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) 0.31 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 16, 2019, 10 p.m. 18.9 ppb (18) 6.4 ppb (6) N/A 13.0 ppb (12) N/A N/A 15.0 ppb (12) 0.34 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 16, 2019, 9 p.m. 15.8 ppb (15) 6.2 ppb (6) N/A 10.0 ppb (9) N/A N/A 16.0 ppb (12) 0.33 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 16, 2019, 8 p.m. 18.4 ppb (17) 8.1 ppb (8) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.39 ppb (4) N/A 18.0 μg/m3 (63) 63.0
 
Nov. 16, 2019, 7 p.m. 16.1 ppb (15) 6.9 ppb (6) N/A 9.0 ppb (8) N/A N/A 14.0 ppb (11) 0.36 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 16, 2019, 6 p.m. 14.9 ppb (14) 5.1 ppb (5) N/A 10.0 ppb (9) N/A N/A 12.0 ppb (9) 0.34 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 16, 2019, 5 p.m. 14.9 ppb (14) 4.8 ppb (4) N/A 10.0 ppb (9) N/A N/A 10.0 ppb (8) 0.34 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 16, 2019, 4 p.m. 21.2 ppb (20) 9.6 ppb (9) N/A 12.0 ppb (11) N/A N/A 5.0 ppb (4) 0.4 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 16, 2019, 3 p.m. 16.9 ppb (16) 5.1 ppb (5) N/A 12.0 ppb (11) N/A N/A 5.0 ppb (4) 0.37 ppb (4) N/A 3.0 μg/m3 (12) 16.0
 
Nov. 16, 2019, 2 p.m. 13.1 ppb (12) 2.4 ppb (2) N/A 11.0 ppb (10) N/A N/A 7.0 ppb (5) 0.32 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 16, 2019, 1 p.m. 10.2 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 9.0 ppb (7) 0.31 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 16, 2019, noon 11.6 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 8.0 ppb (6) 0.29 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 16, 2019, 11 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
 
Nov. 16, 2019, 10 a.m. 16.5 ppb (15) 7.8 ppb (7) N/A 9.0 ppb (8) N/A N/A 1.0 ppb (1) 0.44 ppb (5) N/A 1.0 μg/m3 (4) 15.0
 
Nov. 16, 2019, 9 a.m. 15.6 ppb (14) 6.6 ppb (6) N/A 9.0 ppb (8) N/A N/A 1.0 ppb (1) 0.36 ppb (4) N/A 2.0 μg/m3 (8) 14.0
 
Nov. 16, 2019, 8 a.m. 14.4 ppb (13) 4.7 ppb (4) N/A 10.0 ppb (9) N/A N/A 2.0 ppb (2) 0.35 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 16, 2019, 7 a.m. 10.3 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (8) N/A N/A 6.0 ppb (5) 0.29 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Nov. 16, 2019, 6 a.m. 9.9 ppb (9) 1.4 ppb (1) N/A 9.0 ppb (8) N/A N/A 13.0 ppb (10) 0.26 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Nov. 16, 2019, 5 a.m. 9.2 ppb (9) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A 17.0 ppb (13) 0.35 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 16, 2019, 4 a.m. 10.1 ppb (9) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 17.0 ppb (13) 0.29 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 16, 2019, 3 a.m. 6.5 ppb (6) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.21 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 16, 2019, 2 a.m. 10.7 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 22.0 ppb (17) 0.25 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 16, 2019, 1 a.m. 9.3 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) 0.22 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 16, 2019, midnight 9.7 ppb (9) 3.5 ppb (3) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) 0.22 ppb (2) N/A 3.0 μg/m3 (12) 19.0
 
Nov. 15, 2019, 11 p.m. 10.2 ppb (9) 3.1 ppb (3) N/A 7.0 ppb (6) N/A N/A 25.0 ppb (19) 0.26 ppb (3) N/A 2.0 μg/m3 (8) 19.0
 
Nov. 15, 2019, 10 p.m. 7.5 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) 0.21 ppb (2) N/A 2.0 μg/m3 (8) 22.0
 
Nov. 15, 2019, 9 p.m. 14.0 ppb (13) 6.2 ppb (6) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) 0.22 ppb (2) N/A 2.0 μg/m3 (8) 20.0
 
Nov. 15, 2019, 8 p.m. 13.1 ppb (12) 4.5 ppb (4) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.29 ppb (3) N/A 2.0 μg/m3 (8) 18.0
 
Nov. 15, 2019, 7 p.m. 17.9 ppb (17) 5.5 ppb (5) N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) 0.34 ppb (4) N/A 2.0 μg/m3 (8) 17.0
 
Nov. 15, 2019, 6 p.m. 13.6 ppb (13) 3.8 ppb (4) N/A 10.0 ppb (9) N/A N/A 19.0 ppb (15) 0.3 ppb (3) N/A 3.0 μg/m3 (12) 15.0
 
Nov. 15, 2019, 5 p.m. 20.6 ppb (19) 5.9 ppb (5) N/A 15.0 ppb (14) N/A N/A 12.0 ppb (9) 0.37 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 15, 2019, 4 p.m. 26.6 ppb (25) 10.5 ppb (10) N/A 16.0 ppb (15) N/A N/A 9.0 ppb (7) 0.41 ppb (5) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 15, 2019, 3 p.m. 27.7 ppb (26) 10.4 ppb (10) N/A 17.0 ppb (16) N/A N/A 7.0 ppb (5) 0.42 ppb (5) N/A 4.0 μg/m3 (17) 26.0
 
Nov. 15, 2019, 2 p.m. 20.1 ppb (19) 3.7 ppb (3) N/A 16.0 ppb (15) N/A N/A 7.0 ppb (5) 0.35 ppb (4) N/A 3.0 μg/m3 (12) 19.0
 
Nov. 15, 2019, 1 p.m. 20.6 ppb (19) 5.3 ppb (5) N/A 15.0 ppb (14) N/A N/A 6.0 ppb (5) 0.3 ppb (3) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 15, 2019, noon 11.5 ppb (11) 1.1 ppb (1) N/A 10.0 ppb (9) N/A N/A 9.0 ppb (7) 0.24 ppb (3) N/A 0.0 μg/m3 (0) 11.0
 
Nov. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
Nov. 15, 2019, 10 a.m. 8.5 ppb (8) 2.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 17.0 ppb (13) 0.2 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Nov. 15, 2019, 9 a.m. 10.0 ppb (9) 1.4 ppb (1) N/A 9.0 ppb (8) N/A N/A 12.0 ppb (9) 0.26 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 15, 2019, 8 a.m. 12.4 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A N/A 10.0 ppb (8) 0.27 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Nov. 15, 2019, 7 a.m. 9.6 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 15.0 ppb (12) 0.26 ppb (3) N/A -2.0 μg/m3 (0) 12.0
 
Nov. 15, 2019, 6 a.m. 15.0 ppb (14) 1.2 ppb (1) N/A 14.0 ppb (13) N/A N/A 16.0 ppb (12) 0.31 ppb (3) N/A -2.0 μg/m3 (0) 14.0
 
Nov. 15, 2019, 5 a.m. 8.8 ppb (8) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) 0.25 ppb (3) N/A 3.0 μg/m3 (12) 20.0
 
Nov. 15, 2019, 4 a.m. 9.6 ppb (9) 1.7 ppb (2) N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 15, 2019, 3 a.m. 9.4 ppb (9) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.26 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 15, 2019, 2 a.m. 11.1 ppb (10) 1.8 ppb (2) N/A 9.0 ppb (8) N/A N/A 21.0 ppb (16) 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 15, 2019, 1 a.m. 9.1 ppb (8) 1.3 ppb (1) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.27 ppb (3) N/A 4.0 μg/m3 (17) 18.0
 
Nov. 15, 2019, midnight 16.8 ppb (16) 5.5 ppb (5) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.3 ppb (3) N/A 4.0 μg/m3 (17) 18.0
 
Nov. 14, 2019, 11 p.m. 12.8 ppb (12) 3.8 ppb (4) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.28 ppb (3) N/A 5.0 μg/m3 (21) 22.0
 
Nov. 14, 2019, 10 p.m. 16.7 ppb (15) 4.9 ppb (5) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) 0.33 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 14, 2019, 9 p.m. 12.6 ppb (12) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A 27.0 ppb (21) 0.31 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 14, 2019, 8 p.m. 11.8 ppb (11) 2.6 ppb (2) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.3 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 14, 2019, 7 p.m. 24.1 ppb (22) 3.9 ppb (4) N/A 20.0 ppb (19) N/A N/A 15.0 ppb (12) 0.39 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 14, 2019, 6 p.m. 22.2 ppb (21) 3.1 ppb (3) N/A 19.0 ppb (18) N/A N/A 13.0 ppb (10) 0.36 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 14, 2019, 5 p.m. 28.2 ppb (26) 5.5 ppb (5) N/A 23.0 ppb (21) N/A N/A 10.0 ppb (8) 0.37 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
Nov. 14, 2019, 4 p.m. 23.5 ppb (22) 3.5 ppb (3) N/A 20.0 ppb (19) N/A N/A 13.0 ppb (10) 0.41 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 14, 2019, 3 p.m. 47.4 ppb (44) 18.3 ppb (17) N/A 29.0 ppb (27) N/A N/A 2.0 ppb (2) 0.65 ppb (7) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 14, 2019, 2 p.m. 29.4 ppb (27) 6.5 ppb (6) N/A 23.0 ppb (21) N/A N/A 4.0 ppb (3) 0.48 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 14, 2019, 1 p.m. 17.3 ppb (16) 2.3 ppb (2) N/A 15.0 ppb (14) N/A N/A 11.0 ppb (8) 0.36 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 14, 2019, noon 20.4 ppb (19) 3.9 ppb (4) N/A 17.0 ppb (16) N/A N/A 7.0 ppb (5) 0.36 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 14, 2019, 11 a.m. 14.0 ppb (13) 1.3 ppb (1) N/A 13.0 ppb (12) N/A N/A 8.0 ppb (6) 0.35 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 14, 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
 
Nov. 14, 2019, 9 a.m. 8.8 ppb (8) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 17.0 ppb (13) 0.31 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 14, 2019, 8 a.m. 8.4 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 17.0 ppb (13) 0.32 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 14, 2019, 7 a.m. 10.2 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.35 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 14, 2019, 6 a.m. 10.6 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 16.0 ppb (12) 0.34 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 14, 2019, 5 a.m. 18.3 ppb (17) 1.5 ppb (1) N/A 17.0 ppb (16) N/A N/A 8.0 ppb (6) 0.41 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 14, 2019, 4 a.m. 13.4 ppb (12) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 18.0 ppb (14) 0.35 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 14, 2019, 3 a.m. 14.8 ppb (14) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A 22.0 ppb (17) 0.34 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 14, 2019, 2 a.m. 13.7 ppb (13) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 23.0 ppb (18) 0.32 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 14, 2019, 1 a.m. 13.2 ppb (12) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 23.0 ppb (18) 0.34 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 14, 2019, midnight 11.7 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) 0.28 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 13, 2019, 11 p.m. 15.0 ppb (14) 2.1 ppb (2) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) 0.32 ppb (4) N/A N/A 18.0
 
Nov. 13, 2019, 10 p.m. 12.9 ppb (12) 2.6 ppb (2) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) 0.29 ppb (3) N/A N/A 22.0
 
Nov. 13, 2019, 9 p.m. 11.1 ppb (10) 2.4 ppb (2) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) 0.29 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 13, 2019, 8 p.m. 13.9 ppb (13) 3.5 ppb (3) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) 0.32 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 13, 2019, 7 p.m. 21.4 ppb (20) 6.3 ppb (6) N/A 15.0 ppb (14) N/A N/A 20.0 ppb (15) 0.36 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 13, 2019, 6 p.m. 18.7 ppb (17) 6.3 ppb (6) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.38 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 13, 2019, 5 p.m. 28.7 ppb (27) 11.1 ppb (10) N/A 18.0 ppb (17) N/A N/A 15.0 ppb (12) 0.5 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 13, 2019, 4 p.m. 65.3 ppb (62) 35.0 ppb (32) N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) 0.91 ppb (10) N/A 15.0 μg/m3 (56) 62.0
 
Nov. 13, 2019, 3 p.m. 61.8 ppb (58) 33.5 ppb (31) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) 0.95 ppb (11) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 13, 2019, 2 p.m. 64.6 ppb (61) 35.4 ppb (33) N/A 29.0 ppb (27) N/A N/A 1.0 ppb (1) 0.65 ppb (7) N/A 15.0 μg/m3 (56) 61.0
 
Nov. 13, 2019, 1 p.m. 35.6 ppb (33) 10.7 ppb (10) N/A 25.0 ppb (23) N/A N/A 4.0 ppb (3) 0.5 ppb (6) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 13, 2019, noon 29.9 ppb (28) 5.9 ppb (5) N/A 24.0 ppb (22) N/A N/A 3.0 ppb (2) 0.46 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 13, 2019, 11 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
 
Nov. 13, 2019, 10 a.m. 21.1 ppb (20) 1.0 ppb (1) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (8) 0.44 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 13, 2019, 9 a.m. 24.9 ppb (23) 1.4 ppb (1) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.46 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 13, 2019, 8 a.m. 25.1 ppb (23) 0.6 ppb (1) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.47 ppb (5) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 13, 2019, 7 a.m. 30.7 ppb (28) 2.0 ppb (2) N/A 29.0 ppb (27) N/A N/A 10.0 ppb (8) 0.59 ppb (7) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 13, 2019, 6 a.m. 32.6 ppb (30) 1.5 ppb (1) N/A 31.0 ppb (29) N/A N/A 12.0 ppb (9) 0.57 ppb (6) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 13, 2019, 5 a.m. 35.3 ppb (33) 1.9 ppb (2) N/A 34.0 ppb (31) N/A N/A 13.0 ppb (10) 0.56 ppb (6) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 13, 2019, 4 a.m. 27.4 ppb (25) 0.6 ppb (1) N/A 27.0 ppb (25) N/A N/A 24.0 ppb (18) 0.47 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 13, 2019, 3 a.m. 23.8 ppb (22) 0.3 ppb (0) N/A 24.0 ppb (22) N/A N/A 34.0 ppb (26) 0.43 ppb (5) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 13, 2019, 2 a.m. 27.8 ppb (26) 1.1 ppb (1) N/A 27.0 ppb (25) N/A N/A 37.0 ppb (28) 0.51 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 13, 2019, 1 a.m. 26.5 ppb (25) 0.7 ppb (1) N/A 26.0 ppb (24) N/A N/A 41.0 ppb (32) 0.51 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 13, 2019, midnight 27.0 ppb (25) 1.0 ppb (1) N/A 26.0 ppb (24) N/A N/A 53.0 ppb (41) 0.41 ppb (5) N/A 21.0 μg/m3 (69) 69.0
 
Nov. 12, 2019, 11 p.m. 18.8 ppb (17) 1.6 ppb (1) N/A 17.0 ppb (16) N/A N/A 62.0 ppb (48) 0.34 ppb (4) N/A 24.0 μg/m3 (76) 76.0
 
Nov. 12, 2019, 10 p.m. 12.6 ppb (12) 1.3 ppb (1) N/A 11.0 ppb (10) N/A N/A 66.0 ppb (51) 0.3 ppb (3) N/A 20.0 μg/m3 (67) 67.0
 
Nov. 12, 2019, 9 p.m. 9.4 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 67.0 ppb (52) 0.28 ppb (3) N/A 23.0 μg/m3 (73) 73.0
 
Nov. 12, 2019, 8 p.m. 8.0 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 66.0 ppb (51) 0.29 ppb (3) N/A 21.0 μg/m3 (69) 69.0
 
Nov. 12, 2019, 7 p.m. 14.9 ppb (14) 2.6 ppb (2) N/A 12.0 ppb (11) N/A N/A 51.0 ppb (39) 0.36 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 12, 2019, 6 p.m. 19.2 ppb (18) 4.1 ppb (4) N/A 15.0 ppb (14) N/A N/A 34.0 ppb (26) 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 12, 2019, 5 p.m. 38.0 ppb (35) 14.5 ppb (13) N/A 23.0 ppb (21) N/A N/A 16.0 ppb (12) 0.62 ppb (7) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 12, 2019, 4 p.m. 68.0 ppb (65) 37.1 ppb (34) N/A 31.0 ppb (29) N/A N/A 5.0 ppb (4) 0.93 ppb (10) N/A 10.0 μg/m3 (42) 65.0
 
Nov. 12, 2019, 3 p.m. 84.6 ppb (83) 53.0 ppb (49) N/A 32.0 ppb (30) N/A N/A 2.0 ppb (2) 1.04 ppb (12) N/A 11.0 μg/m3 (46) 83.0
 
Nov. 12, 2019, 2 p.m. 67.4 ppb (64) 40.1 ppb (37) N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) 0.77 ppb (9) N/A 12.0 μg/m3 (50) 64.0
 
Nov. 12, 2019, 1 p.m. 40.6 ppb (38) 15.4 ppb (14) N/A 25.0 ppb (23) N/A N/A 1.0 ppb (1) 0.53 ppb (6) N/A 7.0 μg/m3 (29) 38.0
 
Nov. 12, 2019, noon 36.4 ppb (34) 13.0 ppb (12) N/A 23.0 ppb (21) N/A N/A 0.0 ppb (0) 0.49 ppb (5) N/A 6.0 μg/m3 (25) 34.0
 
Nov. 12, 2019, 11 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
 
Nov. 12, 2019, 10 a.m. 22.2 ppb (21) 2.7 ppb (3) N/A 20.0 ppb (19) N/A N/A 5.0 ppb (4) 0.38 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 9 a.m. 29.2 ppb (27) 6.2 ppb (6) N/A 23.0 ppb (21) N/A N/A 3.0 ppb (2) 0.47 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 8 a.m. 28.8 ppb (27) 5.3 ppb (5) N/A 24.0 ppb (22) N/A N/A 3.0 ppb (2) 0.52 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 7 a.m. 31.2 ppb (29) 5.5 ppb (5) N/A 26.0 ppb (24) N/A N/A 5.0 ppb (4) 0.6 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 6 a.m. 38.5 ppb (36) 9.2 ppb (9) N/A 29.0 ppb (27) N/A N/A 4.0 ppb (3) 0.71 ppb (8) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 5 a.m. 35.3 ppb (33) 7.4 ppb (7) N/A 28.0 ppb (26) N/A N/A 7.0 ppb (5) 0.66 ppb (7) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 4 a.m. 30.0 ppb (28) 3.9 ppb (4) N/A 26.0 ppb (24) N/A N/A 11.0 ppb (8) 0.54 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 12, 2019, 3 a.m. 56.3 ppb (52) 19.9 ppb (18) N/A 36.0 ppb (33) N/A N/A 6.0 ppb (5) 0.76 ppb (8) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 12, 2019, 2 a.m. 41.6 ppb (39) 8.9 ppb (8) N/A 33.0 ppb (31) N/A N/A 11.0 ppb (8) 0.69 ppb (8) N/A 9.0 μg/m3 (38) 39.0
 
Nov. 12, 2019, 1 a.m. 24.3 ppb (23) 2.5 ppb (2) N/A 22.0 ppb (20) N/A N/A 23.0 ppb (18) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 12, 2019, midnight 28.0 ppb (26) 2.0 ppb (2) N/A 26.0 ppb (24) N/A N/A 30.0 ppb (23) 0.49 ppb (5) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 11, 2019, 11 p.m. 9.9 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 47.0 ppb (36) 0.24 ppb (3) N/A 6.0 μg/m3 (25) 36.0
 
Nov. 11, 2019, 10 p.m. 13.4 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 40.0 ppb (31) 0.31 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 11, 2019, 9 p.m. 13.3 ppb (12) 2.5 ppb (2) N/A 11.0 ppb (10) N/A N/A 36.0 ppb (28) 0.31 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 11, 2019, 8 p.m. 15.9 ppb (15) 4.4 ppb (4) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.39 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 7 p.m. 20.2 ppb (19) 7.9 ppb (7) N/A 12.0 ppb (11) N/A N/A 17.0 ppb (13) 0.44 ppb (5) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 11, 2019, 6 p.m. 29.8 ppb (28) 14.2 ppb (13) N/A 16.0 ppb (15) N/A N/A 12.0 ppb (9) 0.53 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 5 p.m. 55.0 ppb (51) 31.3 ppb (29) N/A 24.0 ppb (22) N/A N/A 7.0 ppb (5) 0.75 ppb (8) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 11, 2019, 4 p.m. 63.4 ppb (60) 40.1 ppb (37) N/A 23.0 ppb (21) N/A N/A 4.0 ppb (3) 0.92 ppb (10) N/A 13.0 μg/m3 (52) 60.0
 
Nov. 11, 2019, 3 p.m. 74.1 ppb (71) 51.6 ppb (48) N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 0.98 ppb (11) N/A 9.0 μg/m3 (38) 71.0
 
Nov. 11, 2019, 2 p.m. 72.6 ppb (70) 51.2 ppb (47) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.77 ppb (9) N/A 7.0 μg/m3 (29) 70.0
 
Nov. 11, 2019, 1 p.m. 39.0 ppb (36) 22.0 ppb (20) N/A 17.0 ppb (16) N/A N/A 0.0 ppb (0) 0.48 ppb (5) N/A 7.0 μg/m3 (29) 36.0
 
Nov. 11, 2019, noon 29.9 ppb (28) 15.1 ppb (14) N/A 15.0 ppb (14) N/A N/A 0.0 ppb (0) 0.39 ppb (4) N/A 6.0 μg/m3 (25) 28.0
 
Nov. 11, 2019, 11 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
 
Nov. 11, 2019, 10 a.m. 23.6 ppb (22) 9.1 ppb (8) N/A 15.0 ppb (14) N/A N/A 1.0 ppb (1) 0.46 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 11, 2019, 9 a.m. 22.2 ppb (21) 6.8 ppb (6) N/A 15.0 ppb (14) N/A N/A 1.0 ppb (1) 0.49 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 11, 2019, 8 a.m. 21.9 ppb (20) 5.5 ppb (5) N/A 17.0 ppb (16) N/A N/A 2.0 ppb (2) 0.49 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 7 a.m. 30.7 ppb (28) 10.4 ppb (10) N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.67 ppb (7) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 11, 2019, 6 a.m. 38.8 ppb (36) 17.1 ppb (16) N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 0.73 ppb (8) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 11, 2019, 5 a.m. 36.9 ppb (34) 12.7 ppb (12) N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 0.74 ppb (8) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 11, 2019, 4 a.m. 30.2 ppb (28) 8.0 ppb (7) N/A 22.0 ppb (20) N/A N/A 4.0 ppb (3) 0.6 ppb (7) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 11, 2019, 3 a.m. 18.6 ppb (17) 1.5 ppb (1) N/A 17.0 ppb (16) N/A N/A 11.0 ppb (8) 0.41 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 2 a.m. 21.7 ppb (20) 1.0 ppb (1) N/A 21.0 ppb (19) N/A N/A 13.0 ppb (10) 0.38 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Nov. 11, 2019, 1 a.m. 16.6 ppb (15) 0.6 ppb (1) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.35 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, midnight 14.8 ppb (14) 1.1 ppb (1) N/A 14.0 ppb (13) N/A N/A 29.0 ppb (22) 0.35 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 10, 2019, 11 p.m. 14.6 ppb (14) 2.3 ppb (2) N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) 0.34 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 10, 2019, 10 p.m. 18.2 ppb (17) 4.7 ppb (4) N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) 0.36 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
Nov. 10, 2019, 9 p.m. 16.3 ppb (15) 4.7 ppb (4) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.35 ppb (4) N/A 22.0 μg/m3 (71) 71.0
 
Nov. 10, 2019, 8 p.m. 15.1 ppb (14) 4.9 ppb (5) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) 0.35 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 10, 2019, 7 p.m. 12.0 ppb (11) 3.9 ppb (4) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) 0.34 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 10, 2019, 6 p.m. 10.5 ppb (10) 3.6 ppb (3) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) 0.34 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 10, 2019, 5 p.m. 9.6 ppb (9) 2.5 ppb (2) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.33 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 10, 2019, 4 p.m. 13.1 ppb (12) 3.8 ppb (4) N/A 9.0 ppb (8) N/A N/A 14.0 ppb (11) 0.35 ppb (4) N/A 12.0 μg/m3 (50) 50.0