AQSQID: 060970004

Site Name: Sebastopol

Location: Sonoma Co, CA

Reporting: True, Located: True

Current AQI: 41.0

Sonoma Co CA, US: 38.403765, -122.818294

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 18, 2019, 2 p.m. 44.8 ppb (41) 31.6 ppb (29) N/A 13.0 ppb (12) N/A N/A 1.0 ppb (1) 0.57 ppb (6) N/A N/A 41.0
 
Nov. 18, 2019, 1 p.m. 16.4 ppb (15) 8.5 ppb (8) N/A 8.0 ppb (7) N/A N/A 1.0 ppb (1) 0.36 ppb (4) N/A N/A 15.0
 
Nov. 18, 2019, noon 12.7 ppb (12) 4.4 ppb (4) N/A 8.0 ppb (7) N/A N/A 1.0 ppb (1) 0.35 ppb (4) N/A N/A 12.0
 
Nov. 18, 2019, 11 a.m. 10.6 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 2.0 ppb (2) 0.32 ppb (4) N/A N/A 10.0
 
Nov. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 18, 2019, 9 a.m. 8.4 ppb (8) 1.9 ppb (2) N/A 7.0 ppb (6) N/A N/A 3.0 ppb (2) 0.34 ppb (4) N/A N/A 8.0
 
Nov. 18, 2019, 8 a.m. 14.0 ppb (13) 4.9 ppb (5) N/A 9.0 ppb (8) N/A N/A 2.0 ppb (2) 0.43 ppb (5) N/A N/A 13.0
 
Nov. 18, 2019, 7 a.m. 16.1 ppb (15) 4.7 ppb (4) N/A 11.0 ppb (10) N/A N/A 1.0 ppb (1) 0.49 ppb (5) N/A N/A 15.0
 
Nov. 18, 2019, 6 a.m. 17.6 ppb (16) 3.8 ppb (4) N/A 14.0 ppb (13) N/A N/A 8.0 ppb (6) 0.48 ppb (5) N/A N/A 16.0
 
Nov. 18, 2019, 5 a.m. 24.4 ppb (23) 10.2 ppb (9) N/A 14.0 ppb (13) N/A N/A 4.0 ppb (3) 0.52 ppb (6) N/A N/A 23.0
 
Nov. 18, 2019, 4 a.m. 20.4 ppb (19) 5.3 ppb (5) N/A 15.0 ppb (14) N/A N/A 6.0 ppb (5) 0.49 ppb (5) N/A N/A 19.0
 
Nov. 18, 2019, 3 a.m. 27.7 ppb (26) 8.1 ppb (8) N/A 20.0 ppb (19) N/A N/A 4.0 ppb (3) 0.57 ppb (6) N/A N/A 26.0
 
Nov. 18, 2019, 2 a.m. 18.6 ppb (17) 5.6 ppb (5) N/A 13.0 ppb (12) N/A N/A 11.0 ppb (8) 0.4 ppb (4) N/A N/A 17.0
 
Nov. 18, 2019, 1 a.m. 6.1 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) 0.28 ppb (3) N/A N/A 18.0
 
Nov. 18, 2019, midnight 5.8 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.26 ppb (3) N/A N/A 21.0
 
Nov. 17, 2019, 11 p.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) 0.23 ppb (3) N/A N/A 25.0
 
Nov. 17, 2019, 10 p.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.24 ppb (3) N/A N/A 29.0
 
Nov. 17, 2019, 9 p.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.25 ppb (3) N/A N/A 30.0
 
Nov. 17, 2019, 8 p.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.26 ppb (3) N/A N/A 26.0
 
Nov. 17, 2019, 7 p.m. 4.6 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.29 ppb (3) N/A N/A 22.0
 
Nov. 17, 2019, 6 p.m. 6.3 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A N/A 18.0 ppb (14) 0.31 ppb (3) N/A N/A 14.0
 
Nov. 17, 2019, 5 p.m. 5.0 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 10.0 ppb (8) 0.32 ppb (4) N/A N/A 8.0
 
Nov. 17, 2019, 4 p.m. 10.1 ppb (9) 8.0 ppb (7) N/A 2.0 ppb (2) N/A N/A 2.0 ppb (2) 0.37 ppb (4) N/A N/A 9.0
 
Nov. 17, 2019, 3 p.m. 13.4 ppb (12) 9.5 ppb (9) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.34 ppb (4) N/A N/A 12.0
 
Nov. 17, 2019, 2 p.m. 14.3 ppb (13) 10.3 ppb (10) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.36 ppb (4) N/A N/A 13.0
 
Nov. 17, 2019, 1 p.m. 13.2 ppb (12) 9.4 ppb (9) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.37 ppb (4) N/A N/A 12.0
 
Nov. 17, 2019, noon 9.1 ppb (8) 6.8 ppb (6) N/A 2.0 ppb (2) N/A N/A 1.0 ppb (1) 0.38 ppb (4) N/A N/A 8.0
 
Nov. 17, 2019, 11 a.m. 10.0 ppb (9) 6.8 ppb (6) N/A 3.0 ppb (3) N/A N/A 1.0 ppb (1) 0.34 ppb (4) N/A N/A 9.0
 
Nov. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 17, 2019, 9 a.m. 22.3 ppb (21) 11.7 ppb (11) N/A 11.0 ppb (10) N/A N/A 1.0 ppb (1) 0.48 ppb (5) N/A N/A 21.0
 
Nov. 17, 2019, 8 a.m. 12.0 ppb (11) 6.6 ppb (6) N/A 5.0 ppb (5) N/A N/A 1.0 ppb (1) 0.42 ppb (5) N/A N/A 11.0
 
Nov. 17, 2019, 7 a.m. 17.3 ppb (16) 11.0 ppb (10) N/A 6.0 ppb (6) N/A N/A 1.0 ppb (1) 0.44 ppb (5) N/A N/A 16.0
 
Nov. 17, 2019, 6 a.m. 14.6 ppb (14) 7.2 ppb (7) N/A 7.0 ppb (6) N/A N/A 1.0 ppb (1) 0.39 ppb (4) N/A N/A 14.0
 
Nov. 17, 2019, 5 a.m. 20.7 ppb (19) 11.4 ppb (11) N/A 9.0 ppb (8) N/A N/A 1.0 ppb (1) 0.44 ppb (5) N/A N/A 19.0
 
Nov. 17, 2019, 4 a.m. 10.8 ppb (10) 3.3 ppb (3) N/A 8.0 ppb (7) N/A N/A 6.0 ppb (5) 0.3 ppb (3) N/A N/A 10.0
 
Nov. 17, 2019, 3 a.m. 18.7 ppb (17) 8.7 ppb (8) N/A 10.0 ppb (9) N/A N/A 3.0 ppb (2) 0.38 ppb (4) N/A N/A 17.0
 
Nov. 17, 2019, 2 a.m. 9.9 ppb (9) 2.4 ppb (2) N/A 8.0 ppb (7) N/A N/A 8.0 ppb (6) 0.3 ppb (3) N/A N/A 9.0
 
Nov. 17, 2019, 1 a.m. 5.9 ppb (5) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) 0.26 ppb (3) N/A N/A 11.0
 
Nov. 17, 2019, midnight 4.5 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 17.0 ppb (13) 0.24 ppb (3) N/A N/A 13.0
 
Nov. 16, 2019, 11 p.m. 3.2 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 21.0 ppb (16) 0.23 ppb (3) N/A N/A 16.0
 
Nov. 16, 2019, 10 p.m. 2.8 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 24.0 ppb (18) 0.23 ppb (3) N/A N/A 18.0
 
Nov. 16, 2019, 9 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (20) 0.21 ppb (2) N/A N/A 20.0
 
Nov. 16, 2019, 8 p.m. 3.5 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 22.0 ppb (17) 0.23 ppb (3) N/A N/A 17.0
 
Nov. 16, 2019, 7 p.m. 3.2 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (13) 0.22 ppb (2) N/A N/A 13.0
 
Nov. 16, 2019, 6 p.m. 4.5 ppb (4) 2.4 ppb (2) N/A 2.0 ppb (2) N/A N/A 9.0 ppb (7) 0.24 ppb (3) N/A N/A 7.0
 
Nov. 16, 2019, 5 p.m. 8.9 ppb (8) 6.1 ppb (6) N/A 3.0 ppb (3) N/A N/A 4.0 ppb (3) 0.28 ppb (3) N/A N/A 8.0
 
Nov. 16, 2019, 4 p.m. 12.0 ppb (11) 9.2 ppb (9) N/A 3.0 ppb (3) N/A N/A 2.0 ppb (2) 0.31 ppb (3) N/A N/A 11.0
 
Nov. 16, 2019, 3 p.m. 9.3 ppb (9) 6.1 ppb (6) N/A 3.0 ppb (3) N/A N/A 2.0 ppb (2) 0.27 ppb (3) N/A N/A 9.0
 
Nov. 16, 2019, 2 p.m. 10.0 ppb (9) 6.0 ppb (6) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.3 ppb (3) N/A N/A 9.0
 
Nov. 16, 2019, 1 p.m. 9.7 ppb (9) 6.2 ppb (6) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.33 ppb (4) N/A N/A 9.0
 
Nov. 16, 2019, noon 5.3 ppb (5) 2.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 1.0 ppb (1) 0.28 ppb (3) N/A N/A 5.0
 
Nov. 16, 2019, 11 a.m. 7.2 ppb (7) 3.2 ppb (3) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.28 ppb (3) N/A N/A 7.0
 
Nov. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 16, 2019, 9 a.m. 6.7 ppb (6) 3.0 ppb (3) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.31 ppb (3) N/A N/A 6.0
 
Nov. 16, 2019, 8 a.m. 10.6 ppb (10) 3.8 ppb (4) N/A 7.0 ppb (6) N/A N/A 3.0 ppb (2) 0.36 ppb (4) N/A N/A 10.0
 
Nov. 16, 2019, 7 a.m. 6.5 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 4.0 ppb (3) 0.3 ppb (3) N/A N/A 6.0
 
Nov. 16, 2019, 6 a.m. 5.9 ppb (5) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 6.0 ppb (5) 0.27 ppb (3) N/A N/A 6.0
 
Nov. 16, 2019, 5 a.m. 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 13.0 ppb (10) 0.21 ppb (2) N/A N/A 10.0
 
Nov. 16, 2019, 4 a.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 17.0 ppb (13) 0.19 ppb (2) N/A N/A 13.0
 
Nov. 16, 2019, 3 a.m. 3.8 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 15.0 ppb (12) 0.2 ppb (2) N/A N/A 12.0
 
Nov. 16, 2019, 2 a.m. 6.5 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.22 ppb (2) N/A N/A 12.0
 
Nov. 16, 2019, 1 a.m. 8.9 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 17.0 ppb (13) 0.25 ppb (3) N/A N/A 13.0
 
Nov. 16, 2019, midnight 6.4 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) 0.23 ppb (3) N/A N/A 16.0
 
Nov. 15, 2019, 11 p.m. 4.0 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) 0.21 ppb (2) N/A N/A 19.0
 
Nov. 15, 2019, 10 p.m. 2.6 ppb (2) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (21) 0.2 ppb (2) N/A N/A 21.0
 
Nov. 15, 2019, 9 p.m. 2.6 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.2 ppb (2) N/A N/A 22.0
 
Nov. 15, 2019, 8 p.m. 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (22) 0.2 ppb (2) N/A N/A 22.0
 
Nov. 15, 2019, 7 p.m. 3.5 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (20) 0.22 ppb (2) N/A N/A 20.0
 
Nov. 15, 2019, 6 p.m. 4.5 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (17) 0.24 ppb (3) N/A N/A 17.0
 
Nov. 15, 2019, 5 p.m. 3.4 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 20.0 ppb (15) 0.24 ppb (3) N/A N/A 15.0
 
Nov. 15, 2019, 4 p.m. 8.8 ppb (8) 2.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (8) 0.34 ppb (4) N/A N/A 8.0
 
Nov. 15, 2019, 3 p.m. 13.1 ppb (12) 4.0 ppb (4) N/A 9.0 ppb (8) N/A N/A 6.0 ppb (5) 0.32 ppb (4) N/A N/A 12.0
 
Nov. 15, 2019, 2 p.m. 11.9 ppb (11) 3.2 ppb (3) N/A 9.0 ppb (8) N/A N/A 5.0 ppb (4) 0.31 ppb (3) N/A N/A 11.0
 
Nov. 15, 2019, 1 p.m. 6.1 ppb (6) 1.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 5.0 ppb (4) 0.23 ppb (3) N/A N/A 6.0
 
Nov. 15, 2019, noon 5.4 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 4.0 ppb (3) 0.23 ppb (3) N/A N/A 5.0
 
Nov. 15, 2019, 11 a.m. 2.6 ppb (2) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 7.0 ppb (5) 0.22 ppb (2) N/A N/A 5.0
 
Nov. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 15, 2019, 9 a.m. 8.7 ppb (8) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 4.0 ppb (3) 0.35 ppb (4) N/A N/A 8.0
 
Nov. 15, 2019, 8 a.m. 9.5 ppb (9) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A 5.0 ppb (4) 0.33 ppb (4) N/A N/A 9.0
 
Nov. 15, 2019, 7 a.m. 12.3 ppb (11) 2.7 ppb (3) N/A 10.0 ppb (9) N/A N/A 4.0 ppb (3) 0.37 ppb (4) N/A N/A 11.0
 
Nov. 15, 2019, 6 a.m. 19.3 ppb (18) 6.5 ppb (6) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.41 ppb (5) N/A N/A 18.0
 
Nov. 15, 2019, 5 a.m. 19.5 ppb (18) 5.1 ppb (5) N/A 14.0 ppb (13) N/A N/A 4.0 ppb (3) 0.41 ppb (5) N/A N/A 18.0
 
Nov. 15, 2019, 4 a.m. 18.8 ppb (17) 5.0 ppb (5) N/A 14.0 ppb (13) N/A N/A 6.0 ppb (5) 0.38 ppb (4) N/A N/A 17.0
 
Nov. 15, 2019, 3 a.m. 20.5 ppb (19) 4.0 ppb (4) N/A 17.0 ppb (16) N/A N/A 10.0 ppb (8) 0.4 ppb (4) N/A N/A 19.0
 
Nov. 15, 2019, 2 a.m. 19.2 ppb (18) 3.9 ppb (4) N/A 15.0 ppb (14) N/A N/A 13.0 ppb (10) 0.34 ppb (4) N/A N/A 18.0
 
Nov. 15, 2019, 1 a.m. 15.6 ppb (14) 3.4 ppb (3) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.31 ppb (3) N/A N/A 15.0
 
Nov. 15, 2019, midnight 7.1 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.22 ppb (2) N/A N/A 24.0
 
Nov. 14, 2019, 11 p.m. 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.19 ppb (2) N/A N/A 27.0
 
Nov. 14, 2019, 10 p.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.21 ppb (2) N/A N/A 28.0
 
Nov. 14, 2019, 9 p.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) 0.32 ppb (4) N/A N/A 24.0
 
Nov. 14, 2019, 8 p.m. 7.2 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.3 ppb (3) N/A N/A 24.0
 
Nov. 14, 2019, 7 p.m. 6.3 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.26 ppb (3) N/A N/A 25.0
 
Nov. 14, 2019, 6 p.m. 5.2 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) 0.25 ppb (3) N/A N/A 26.0
 
Nov. 14, 2019, 5 p.m. 4.8 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.26 ppb (3) N/A N/A 23.0
 
Nov. 14, 2019, 4 p.m. 5.4 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.27 ppb (3) N/A N/A 18.0
 
Nov. 14, 2019, 3 p.m. 11.5 ppb (11) 1.3 ppb (1) N/A 10.0 ppb (9) N/A N/A 16.0 ppb (12) 0.36 ppb (4) N/A N/A 12.0
 
Nov. 14, 2019, 2 p.m. 9.9 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 15.0 ppb (12) 0.33 ppb (4) N/A N/A 12.0
 
Nov. 14, 2019, 1 p.m. 9.1 ppb (8) 1.2 ppb (1) N/A 8.0 ppb (7) N/A N/A 18.0 ppb (14) 0.3 ppb (3) N/A N/A 14.0
 
Nov. 14, 2019, noon 5.9 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.28 ppb (3) N/A N/A 17.0
 
Nov. 14, 2019, 11 a.m. 2.5 ppb (2) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) 0.24 ppb (3) N/A N/A 20.0
 
Nov. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 14, 2019, 9 a.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) 0.26 ppb (3) N/A N/A 20.0
 
Nov. 14, 2019, 8 a.m. 4.1 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) 0.26 ppb (3) N/A N/A 19.0
 
Nov. 14, 2019, 7 a.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.26 ppb (3) N/A N/A 22.0
 
Nov. 14, 2019, 6 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.24 ppb (3) N/A N/A 28.0
 
Nov. 14, 2019, 5 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.25 ppb (3) N/A N/A 28.0
 
Nov. 14, 2019, 4 a.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.24 ppb (3) N/A N/A 23.0
 
Nov. 14, 2019, 3 a.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) 0.25 ppb (3) N/A N/A 20.0
 
Nov. 14, 2019, 2 a.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) 0.24 ppb (3) N/A N/A 19.0
 
Nov. 14, 2019, 1 a.m. 4.4 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) 0.24 ppb (3) N/A N/A 17.0
 
Nov. 14, 2019, midnight 6.1 ppb (6) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.24 ppb (3) N/A N/A 17.0
 
Nov. 13, 2019, 11 p.m. 4.3 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 23.0 ppb (18) 0.23 ppb (3) N/A N/A 18.0
 
Nov. 13, 2019, 10 p.m. 4.1 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.25 ppb (3) N/A N/A 22.0
 
Nov. 13, 2019, 9 p.m. 5.8 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.3 ppb (3) N/A N/A 35.0
 
Nov. 13, 2019, 8 p.m. 5.5 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.29 ppb (3) N/A N/A 22.0
 
Nov. 13, 2019, 7 p.m. 9.6 ppb (9) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) 0.34 ppb (4) N/A N/A 22.0
 
Nov. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 13, 2019, 4 p.m. 0.1 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) 12.31 ppb (147) N/A N/A 147.0
 
Nov. 13, 2019, 3 p.m. -0.1 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) 12.34 ppb (147) N/A N/A 147.0
 
Nov. 13, 2019, 2 p.m. -0.1 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) 12.37 ppb (148) N/A N/A 148.0
 
Nov. 13, 2019, 1 p.m. -0.1 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) 12.39 ppb (148) N/A N/A 148.0
 
Nov. 13, 2019, noon -0.1 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) 12.4 ppb (148) N/A N/A 148.0
 
Nov. 13, 2019, 11 a.m. -0.1 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 0.0 ppb (0) 12.42 ppb (149) N/A N/A 149.0
 
Nov. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 13, 2019, 9 a.m. 9.7 ppb (9) 2.2 ppb (2) N/A 8.0 ppb (7) N/A N/A 3.0 ppb (2) 0.27 ppb (3) N/A N/A 9.0
 
Nov. 13, 2019, 8 a.m. 11.0 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 4.0 ppb (3) 0.27 ppb (3) N/A N/A 10.0
 
Nov. 13, 2019, 7 a.m. 7.4 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 9.0 ppb (7) 0.23 ppb (3) N/A N/A 7.0
 
Nov. 13, 2019, 6 a.m. 14.0 ppb (13) 0.5 ppb (0) N/A 13.0 ppb (12) N/A N/A 7.0 ppb (5) 0.29 ppb (3) N/A N/A 13.0
 
Nov. 13, 2019, 5 a.m. 13.8 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A N/A 8.0 ppb (6) 0.31 ppb (3) N/A N/A 13.0
 
Nov. 13, 2019, 4 a.m. 21.1 ppb (20) 5.3 ppb (5) N/A 16.0 ppb (15) N/A N/A 8.0 ppb (6) 0.36 ppb (4) N/A N/A 20.0
 
Nov. 13, 2019, 3 a.m. 11.9 ppb (11) 1.9 ppb (2) N/A 10.0 ppb (9) N/A N/A 16.0 ppb (12) 0.27 ppb (3) N/A N/A 12.0
 
Nov. 13, 2019, 2 a.m. 12.1 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) 0.28 ppb (3) N/A N/A 15.0
 
Nov. 13, 2019, 1 a.m. 16.7 ppb (15) 1.1 ppb (1) N/A 16.0 ppb (15) N/A N/A 27.0 ppb (21) 0.35 ppb (4) N/A N/A 21.0
 
Nov. 13, 2019, midnight 12.5 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A 43.0 ppb (33) 0.27 ppb (3) N/A N/A 33.0
 
Nov. 12, 2019, 11 p.m. 6.6 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 56.0 ppb (43) 0.21 ppb (2) N/A N/A 43.0
 
Nov. 12, 2019, 10 p.m. 6.4 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 53.0 ppb (41) 0.2 ppb (2) N/A N/A 41.0
 
Nov. 12, 2019, 9 p.m. 5.9 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) 0.2 ppb (2) N/A N/A 38.0
 
Nov. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Nov. 12, 2019, 6 p.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (18) 0.2 ppb (2) N/A N/A 18.0
 
Nov. 12, 2019, 5 p.m. 7.2 ppb (7) 2.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) 0.24 ppb (3) N/A N/A 12.0
 
Nov. 12, 2019, 4 p.m. 32.9 ppb (30) 22.5 ppb (21) N/A 10.0 ppb (9) N/A N/A 5.0 ppb (4) 0.39 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 3 p.m. 49.5 ppb (46) 38.9 ppb (36) N/A 11.0 ppb (10) N/A N/A 1.0 ppb (1) 0.72 ppb (8) N/A 8.0 μg/m3 (33) 46.0
 
Nov. 12, 2019, 2 p.m. 12.2 ppb (11) 5.0 ppb (5) N/A 7.0 ppb (6) N/A N/A 1.0 ppb (1) 0.29 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 1 p.m. 15.4 ppb (14) 6.4 ppb (6) N/A 9.0 ppb (8) N/A N/A 2.0 ppb (2) 0.3 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 12, 2019, noon 9.1 ppb (8) 2.3 ppb (2) N/A 7.0 ppb (6) N/A N/A 3.0 ppb (2) 0.27 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 11 a.m. 17.9 ppb (17) 6.9 ppb (6) N/A 11.0 ppb (10) N/A N/A 3.0 ppb (2) 0.31 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 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
 
Nov. 12, 2019, 9 a.m. 10.6 ppb (10) 2.2 ppb (2) N/A 8.0 ppb (7) N/A N/A 6.0 ppb (5) 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 8 a.m. 19.8 ppb (18) 7.3 ppb (7) N/A 13.0 ppb (12) N/A N/A 4.0 ppb (3) 0.29 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 7 a.m. 13.5 ppb (12) 1.5 ppb (1) N/A 12.0 ppb (11) N/A N/A 8.0 ppb (6) 0.27 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 12, 2019, 6 a.m. 15.2 ppb (14) 2.5 ppb (2) N/A 13.0 ppb (12) N/A N/A 10.0 ppb (8) 0.33 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 5 a.m. 23.8 ppb (22) 4.6 ppb (4) N/A 19.0 ppb (18) N/A N/A 5.0 ppb (4) 0.42 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 4 a.m. 20.6 ppb (19) 1.4 ppb (1) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (8) 0.38 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 3 a.m. 28.1 ppb (26) 5.9 ppb (5) N/A 22.0 ppb (20) N/A N/A 13.0 ppb (10) 0.46 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 12, 2019, 2 a.m. 7.3 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.18 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 12, 2019, 1 a.m. 7.5 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 36.0 ppb (28) 0.16 ppb (2) N/A 6.0 μg/m3 (25) 28.0
 
Nov. 12, 2019, midnight 7.0 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.17 ppb (2) N/A 5.0 μg/m3 (21) 28.0
 
Nov. 11, 2019, 11 p.m. 5.2 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) 0.15 ppb (2) N/A 6.0 μg/m3 (25) 30.0
 
Nov. 11, 2019, 10 p.m. 4.4 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.16 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 11, 2019, 9 p.m. 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.16 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 11, 2019, 8 p.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.18 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 11, 2019, 7 p.m. 4.4 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 11, 2019, 6 p.m. 6.0 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) 0.4 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 11, 2019, 5 p.m. 10.6 ppb (10) 5.3 ppb (5) N/A 5.0 ppb (5) N/A N/A 10.0 ppb (8) 0.35 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 11, 2019, 4 p.m. 20.5 ppb (19) 14.8 ppb (14) N/A 6.0 ppb (6) N/A N/A 2.0 ppb (2) 0.4 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 3 p.m. 60.7 ppb (57) 51.1 ppb (47) N/A 10.0 ppb (9) N/A N/A 1.0 ppb (1) 0.84 ppb (9) N/A 12.0 μg/m3 (50) 57.0