AQSQID: 530090013

Site Name: Cheeka Peak

Location: Wa'atch, WA

Reporting: True, Located: True

Current AQI: 13.0

Wa'atch WA, US: 48.2867, -124.6203

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 13, 2019, 3 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.15 ppb (2) N/A 1.0 μg/m3 (4) 13.0
 
Nov. 13, 2019, 2 p.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A N/A 0.0 ppb (0) 15.0 ppb (12) 0.17 ppb (2) N/A 1.1 μg/m3 (5) 12.0
 
Nov. 13, 2019, 1 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.23 ppb (3) N/A 1.2 μg/m3 (5) 14.0
 
Nov. 13, 2019, noon N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.29 ppb (3) N/A 1.3 μg/m3 (5) 21.0
 
Nov. 13, 2019, 11 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.25 ppb (3) N/A 1.2 μg/m3 (5) 24.0
 
Nov. 13, 2019, 10 a.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.3 ppb (3) N/A 1.4 μg/m3 (6) 23.0
 
Nov. 13, 2019, 9 a.m. N/A 0.2 ppb (0) 2.2 ppb (2) N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.57 ppb (6) N/A 1.3 μg/m3 (5) 22.0
 
Nov. 13, 2019, 8 a.m. N/A 0.1 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) 0.19 ppb (2) N/A 1.0 μg/m3 (4) 27.0
 
Nov. 13, 2019, 7 a.m. N/A 0.0 ppb (0) 0.4 ppb (0) N/A N/A 0.0 ppb (0) 38.0 ppb (29) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 29.0
 
Nov. 13, 2019, 6 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.16 ppb (2) N/A 1.0 μg/m3 (4) 26.0
 
Nov. 13, 2019, 5 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.15 ppb (2) N/A 0.9 μg/m3 (4) 25.0
 
Nov. 13, 2019, 4 a.m. N/A 0.0 ppb (0) 0.5 ppb (0) N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 25.0
 
Nov. 13, 2019, 3 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 13, 2019, 2 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) N/A 0.13 ppb (1) N/A 0.9 μg/m3 (4) 4.0
 
Nov. 13, 2019, 1 a.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 18.0
 
Nov. 13, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 17.0
 
Nov. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) N/A 1.1 μg/m3 (5) 17.0
 
Nov. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) N/A 1.3 μg/m3 (5) 17.0
 
Nov. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.25 ppb (3) N/A 1.6 μg/m3 (7) 17.0
 
Nov. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.4 ppb (4) N/A 2.0 μg/m3 (8) 16.0
 
Nov. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.71 ppb (8) N/A 1.8 μg/m3 (8) 16.0
 
Nov. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.31 ppb (3) N/A 1.3 μg/m3 (5) 18.0
 
Nov. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.25 ppb (3) N/A 1.4 μg/m3 (6) 20.0
 
Nov. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A 1.0 μg/m3 (4) 20.0
 
Nov. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) N/A 0.9 μg/m3 (4) 23.0
 
Nov. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.08 ppb (1) N/A 1.0 μg/m3 (4) 23.0
 
Nov. 12, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 18.0
 
Nov. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 20.0
 
Nov. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 1.0 μg/m3 (4) 21.0
 
Nov. 12, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 12, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 20.0
 
Nov. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 20.0
 
Nov. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 17.0
 
Nov. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 15.0
 
Nov. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 13.0
 
Nov. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 13.0
 
Nov. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 13.0
 
Nov. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.12 ppb (1) N/A 1.1 μg/m3 (5) 13.0
 
Nov. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 13.0
 
Nov. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.12 ppb (1) N/A 1.1 μg/m3 (5) 14.0
 
Nov. 11, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.12 ppb (1) N/A 1.1 μg/m3 (5) 15.0
 
Nov. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.13 ppb (1) N/A N/A 15.0
 
Nov. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 5.1 μg/m3 (21) 21.0
 
Nov. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 4.8 μg/m3 (20) 20.0
 
Nov. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.11 ppb (1) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.11 ppb (1) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 7.3 μg/m3 (30) 30.0
 
Nov. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.12 ppb (1) N/A 5.2 μg/m3 (22) 22.0
 
Nov. 11, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 3.8 μg/m3 (16) 17.0
 
Nov. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 18.0
 
Nov. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.09 ppb (1) N/A 1.8 μg/m3 (8) 8.0
 
Nov. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 2.1 μg/m3 (9) 19.0
 
Nov. 11, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.11 ppb (1) N/A 2.6 μg/m3 (11) 16.0
 
Nov. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.1 ppb (1) N/A 2.3 μg/m3 (10) 17.0
 
Nov. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.11 ppb (1) N/A 2.7 μg/m3 (11) 16.0
 
Nov. 10, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.1 ppb (1) N/A 2.3 μg/m3 (10) 16.0
 
Nov. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.12 ppb (1) N/A 1.8 μg/m3 (8) 15.0
 
Nov. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.13 ppb (1) N/A 1.3 μg/m3 (5) 14.0
 
Nov. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 13.0
 
Nov. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.14 ppb (2) N/A 0.9 μg/m3 (4) 13.0
 
Nov. 10, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.15 ppb (2) N/A 1.0 μg/m3 (4) 12.0
 
Nov. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) 0.15 ppb (2) N/A 1.1 μg/m3 (5) 12.0
 
Nov. 10, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) 0.15 ppb (2) N/A 1.1 μg/m3 (5) 11.0
 
Nov. 10, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 17.0
 
Nov. 10, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.07 ppb (1) N/A 0.9 μg/m3 (4) 25.0
 
Nov. 10, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.07 ppb (1) N/A 0.9 μg/m3 (4) 24.0
 
Nov. 10, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 10, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 19.0
 
Nov. 10, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 10, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.08 ppb (1) N/A 0.9 μg/m3 (4) 22.0
 
Nov. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 1.0 μg/m3 (4) 22.0
 
Nov. 10, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.09 ppb (1) N/A 0.9 μg/m3 (4) 21.0
 
Nov. 10, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.09 ppb (1) N/A 0.9 μg/m3 (4) 21.0
 
Nov. 10, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.08 ppb (1) N/A 0.9 μg/m3 (4) 22.0
 
Nov. 10, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.08 ppb (1) N/A 0.9 μg/m3 (4) 22.0
 
Nov. 10, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.08 ppb (1) N/A 0.9 μg/m3 (4) 22.0
 
Nov. 10, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.08 ppb (1) N/A 0.9 μg/m3 (4) 22.0
 
Nov. 9, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.08 ppb (1) N/A 0.9 μg/m3 (4) 22.0
 
Nov. 9, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 9, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.08 ppb (1) N/A 1.0 μg/m3 (4) 23.0
 
Nov. 9, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.08 ppb (1) N/A 1.2 μg/m3 (5) 23.0
 
Nov. 9, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
Nov. 9, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.08 ppb (1) N/A 1.1 μg/m3 (5) 22.0
 
Nov. 9, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.08 ppb (1) N/A 1.0 μg/m3 (4) 24.0
 
Nov. 9, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.09 ppb (1) N/A 4.4 μg/m3 (18) 25.0
 
Nov. 9, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.09 ppb (1) N/A 0.9 μg/m3 (4) 25.0
 
Nov. 9, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.09 ppb (1) N/A 1.2 μg/m3 (5) 22.0
 
Nov. 9, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) N/A 1.8 μg/m3 (8) 23.0
 
Nov. 9, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 2.6 μg/m3 (11) 24.0
 
Nov. 9, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.1 ppb (1) N/A 2.4 μg/m3 (10) 25.0
 
Nov. 9, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.09 ppb (1) N/A 1.8 μg/m3 (8) 25.0
 
Nov. 9, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 1.4 μg/m3 (6) 25.0
 
Nov. 9, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) N/A 1.3 μg/m3 (5) 23.0
 
Nov. 9, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A 1.4 μg/m3 (6) 22.0
 
Nov. 9, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 2.1 μg/m3 (9) 23.0
 
Nov. 9, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A 2.2 μg/m3 (9) 22.0
 
Nov. 9, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) N/A 3.2 μg/m3 (13) 23.0
 
Nov. 9, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) N/A 2.5 μg/m3 (10) 22.0
 
Nov. 9, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 5.1 μg/m3 (21) 21.0
 
Nov. 9, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 5.5 μg/m3 (23) 24.0
 
Nov. 9, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 5.5 μg/m3 (23) 24.0
 
Nov. 8, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 3.4 μg/m3 (14) 25.0
 
Nov. 8, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.1 ppb (1) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 8, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.11 ppb (1) N/A 7.3 μg/m3 (30) 30.0
 
Nov. 8, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.11 ppb (1) N/A 7.3 μg/m3 (30) 30.0
 
Nov. 8, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.1 ppb (1) N/A 5.9 μg/m3 (25) 25.0
 
Nov. 8, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) N/A 5.4 μg/m3 (23) 23.0
 
Nov. 8, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) N/A 5.7 μg/m3 (24) 24.0
 
Nov. 8, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.1 ppb (1) N/A 5.8 μg/m3 (24) 24.0
 
Nov. 8, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) N/A 4.3 μg/m3 (18) 23.0
 
Nov. 8, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.07 ppb (1) N/A 2.1 μg/m3 (9) 26.0
 
Nov. 8, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.08 ppb (1) N/A 2.6 μg/m3 (11) 24.0
 
Nov. 8, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.08 ppb (1) N/A 2.6 μg/m3 (11) 24.0
 
Nov. 8, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.08 ppb (1) N/A 2.8 μg/m3 (12) 22.0
 
Nov. 8, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.08 ppb (1) N/A 2.3 μg/m3 (10) 25.0
 
Nov. 8, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.08 ppb (1) N/A 2.3 μg/m3 (10) 25.0
 
Nov. 8, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.07 ppb (1) N/A 2.5 μg/m3 (10) 25.0
 
Nov. 8, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.07 ppb (1) N/A 2.7 μg/m3 (11) 23.0
 
Nov. 8, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 2.5 μg/m3 (10) 24.0
 
Nov. 8, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 2.5 μg/m3 (10) 25.0
 
Nov. 8, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.07 ppb (1) N/A 2.5 μg/m3 (10) 25.0
 
Nov. 8, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.08 ppb (1) N/A 2.8 μg/m3 (12) 25.0
 
Nov. 8, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.08 ppb (1) N/A 2.7 μg/m3 (11) 25.0
 
Nov. 8, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.07 ppb (1) N/A 2.5 μg/m3 (10) 25.0
 
Nov. 8, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.07 ppb (1) N/A 2.4 μg/m3 (10) 24.0
 
Nov. 7, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.07 ppb (1) N/A 2.7 μg/m3 (11) 22.0
 
Nov. 7, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.08 ppb (1) N/A 3.0 μg/m3 (12) 21.0
 
Nov. 7, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.07 ppb (1) N/A 3.0 μg/m3 (12) 20.0
 
Nov. 7, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.09 ppb (1) N/A 3.2 μg/m3 (13) 18.0
 
Nov. 7, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.09 ppb (1) N/A 3.7 μg/m3 (15) 16.0
 
Nov. 7, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.1 ppb (1) N/A 4.2 μg/m3 (18) 18.0
 
Nov. 7, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.1 ppb (1) N/A 3.7 μg/m3 (15) 15.0
 
Nov. 7, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.1 ppb (1) N/A 3.3 μg/m3 (14) 18.0
 
Nov. 7, 2019, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.09 ppb (1) N/A 3.3 μg/m3 (14) 18.0
 
Nov. 7, 2019, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.09 ppb (1) N/A 3.7 μg/m3 (15) 18.0
 
Nov. 7, 2019, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 3.8 μg/m3 (16) 20.0
 
Nov. 7, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.09 ppb (1) N/A 3.8 μg/m3 (16) 22.0
 
Nov. 7, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.08 ppb (1) N/A 3.5 μg/m3 (15) 22.0
 
Nov. 7, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.09 ppb (1) N/A 3.5 μg/m3 (15) 22.0
 
Nov. 7, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.1 ppb (1) N/A 3.7 μg/m3 (15) 21.0
 
Nov. 7, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 3.5 μg/m3 (15) 15.0
 
Nov. 7, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.1 ppb (1) N/A 3.6 μg/m3 (15) 18.0
 
Nov. 7, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 3.4 μg/m3 (14) 20.0
 
Nov. 7, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 3.4 μg/m3 (14) 20.0
 
Nov. 7, 2019, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.11 ppb (1) N/A 3.5 μg/m3 (15) 19.0
 
Nov. 7, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.11 ppb (1) N/A 3.6 μg/m3 (15) 19.0
 
Nov. 7, 2019, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.11 ppb (1) N/A 3.1 μg/m3 (13) 13.0
 
Nov. 7, 2019, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 2.6 μg/m3 (11) 20.0
 
Nov. 7, 2019, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 2.4 μg/m3 (10) 19.0
 
Nov. 6, 2019, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.09 ppb (1) N/A 2.2 μg/m3 (9) 18.0
 
Nov. 6, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.09 ppb (1) N/A 2.2 μg/m3 (9) 18.0
 
Nov. 6, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.09 ppb (1) N/A 2.1 μg/m3 (9) 18.0
 
Nov. 6, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.08 ppb (1) N/A 2.0 μg/m3 (8) 18.0
 
Nov. 6, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.08 ppb (1) N/A 2.0 μg/m3 (8) 18.0
 
Nov. 6, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.09 ppb (1) N/A 2.0 μg/m3 (8) 17.0
 
Nov. 6, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.08 ppb (1) N/A 2.2 μg/m3 (9) 15.0
 
Nov. 6, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.08 ppb (1) N/A 2.4 μg/m3 (10) 15.0