AQSQID: 470090101

Site Name: Look Rock - Gsmnp

Location: Maryville (Look Rock Tower), TN

Reporting: True, Located: True

Current AQI: 31.0

Maryville (Look Rock Tower) TN, US: 35.6322, -83.9422

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 28, 2019, 2 p.m. N/A 0.1 ppb (0) 2.5 ppb (2) N/A 2.3 ppb (2) N/A 30.0 ppb (23) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 23.0
 
Nov. 28, 2019, 1 p.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.5 ppb (2) N/A 29.0 ppb (22) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 22.0
 
Nov. 28, 2019, noon N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.5 ppb (2) N/A 29.0 ppb (22) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 22.0
 
Nov. 28, 2019, 11 a.m. N/A 0.0 ppb (0) 2.4 ppb (2) N/A 2.4 ppb (2) N/A 30.0 ppb (23) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 23.0
 
Nov. 28, 2019, 10 a.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A 2.3 ppb (2) N/A 31.0 ppb (24) 0.14 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 28, 2019, 9 a.m. N/A 0.0 ppb (0) 2.4 ppb (2) N/A 2.4 ppb (2) N/A 31.0 ppb (24) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 24.0
 
Nov. 28, 2019, 8 a.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A 2.2 ppb (2) N/A 32.0 ppb (25) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 28, 2019, 7 a.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A 1.9 ppb (2) N/A 32.0 ppb (25) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 28, 2019, 6 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. 28, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
Nov. 28, 2019, 4 a.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A 2.3 ppb (2) N/A 33.0 ppb (25) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 28, 2019, 3 a.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.4 ppb (2) N/A 34.0 ppb (26) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 26.0
 
Nov. 28, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
Nov. 28, 2019, 1 a.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A 2.2 ppb (2) N/A 36.0 ppb (28) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 28.0
 
Nov. 28, 2019, midnight N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.7 ppb (2) N/A 39.0 ppb (30) 0.11 ppb (1) N/A 4.0 μg/m3 (17) 30.0
 
Nov. 27, 2019, 11 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 40.0 ppb (31) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 31.0
 
Nov. 27, 2019, 10 p.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A 1.7 ppb (2) N/A 40.0 ppb (31) 0.11 ppb (1) N/A 4.0 μg/m3 (17) 31.0
 
Nov. 27, 2019, 9 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A 1.8 ppb (2) N/A 41.0 ppb (32) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 32.0
 
Nov. 27, 2019, 8 p.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.7 ppb (2) N/A 40.0 ppb (31) 0.1 ppb (1) N/A 2.0 μg/m3 (8) 31.0
 
Nov. 27, 2019, 7 p.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.6 ppb (1) N/A 41.0 ppb (32) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 32.0
 
Nov. 27, 2019, 6 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.4 ppb (1) N/A 40.0 ppb (31) 0.1 ppb (1) N/A 3.0 μg/m3 (12) 31.0
 
Nov. 27, 2019, 5 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.4 ppb (1) N/A 38.0 ppb (29) 0.1 ppb (1) N/A 3.0 μg/m3 (12) 29.0
 
Nov. 27, 2019, 4 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.3 ppb (1) N/A 31.0 ppb (24) 0.11 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 27, 2019, 3 p.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 27.0 ppb (21) 0.11 ppb (1) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 27, 2019, 2 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A 0.9 ppb (1) N/A 26.0 ppb (20) 0.11 ppb (1) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 27, 2019, 1 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A 1.0 ppb (1) N/A 27.0 ppb (21) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 27, 2019, noon N/A 0.3 ppb (0) 15.2 ppb (14) N/A 14.8 ppb (14) N/A 29.0 ppb (22) 0.11 ppb (1) N/A 3.0 μg/m3 (12) 22.0
 
Nov. 27, 2019, 11 a.m. N/A 0.2 ppb (0) 37.3 ppb (35) N/A 37.0 ppb (34) N/A 30.0 ppb (23) N/A N/A 4.0 μg/m3 (17) 35.0
 
Nov. 27, 2019, 10 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.2 ppb (1) N/A 32.0 ppb (25) 0.15 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 27, 2019, 9 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 33.0 ppb (25) 0.15 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 27, 2019, 8 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.5 ppb (1) N/A 36.0 ppb (28) 0.15 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 27, 2019, 7 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.6 ppb (1) N/A 38.0 ppb (29) 0.15 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 27, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 12.0 μg/m3 (50) 50.0
 
Nov. 27, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2019, 4 a.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A 2.2 ppb (2) N/A 42.0 ppb (32) 0.16 ppb (2) N/A 12.0 μg/m3 (50) 50.0
 
Nov. 27, 2019, 3 a.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A 2.1 ppb (2) N/A 42.0 ppb (32) 0.16 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 27, 2019, 2 a.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A 1.9 ppb (2) N/A 40.0 ppb (31) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 31.0
 
Nov. 27, 2019, 1 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.6 ppb (1) N/A 41.0 ppb (32) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 32.0
 
Nov. 27, 2019, midnight N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.7 ppb (2) N/A 38.0 ppb (29) 0.15 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 26, 2019, 11 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 38.0 ppb (29) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 29.0
 
Nov. 26, 2019, 10 p.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A 1.7 ppb (2) N/A 30.0 ppb (23) 0.17 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 26, 2019, 9 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.4 ppb (1) N/A 33.0 ppb (25) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 26, 2019, 8 p.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.2 ppb (1) N/A 33.0 ppb (25) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 26, 2019, 7 p.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A 1.5 ppb (1) N/A 30.0 ppb (23) 0.16 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 26, 2019, 6 p.m. N/A 0.1 ppb (0) 1.7 ppb (2) N/A 1.6 ppb (1) N/A 28.0 ppb (22) 0.15 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 26, 2019, 5 p.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.2 ppb (1) N/A 29.0 ppb (22) 0.13 ppb (1) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 26, 2019, 4 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.3 ppb (1) N/A 35.0 ppb (27) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 27.0
 
Nov. 26, 2019, 3 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.3 ppb (1) N/A 31.0 ppb (24) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 26, 2019, 2 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 32.0 ppb (25) 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 26, 2019, 1 p.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.3 ppb (1) N/A 35.0 ppb (27) 0.13 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 26, 2019, noon N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 38.0 ppb (29) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 29.0
 
Nov. 26, 2019, 11 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 38.0 ppb (29) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 29.0
 
Nov. 26, 2019, 10 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.5 ppb (1) N/A 36.0 ppb (28) 0.12 ppb (1) N/A 5.0 μg/m3 (21) 28.0
 
Nov. 26, 2019, 9 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.6 ppb (1) N/A 38.0 ppb (29) 0.12 ppb (1) N/A 5.0 μg/m3 (21) 29.0
 
Nov. 26, 2019, 8 a.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 38.0 ppb (29) 0.12 ppb (1) N/A 5.0 μg/m3 (21) 29.0
 
Nov. 26, 2019, 7 a.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A 1.2 ppb (1) N/A 38.0 ppb (29) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 29.0
 
Nov. 26, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 5.0 μg/m3 (21) 23.0
 
Nov. 26, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.0 μg/m3 (12) 26.0
 
Nov. 26, 2019, 4 a.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A 0.8 ppb (1) N/A 33.0 ppb (25) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 26, 2019, 3 a.m. N/A -0.1 ppb (0) 0.5 ppb (0) N/A 0.6 ppb (1) N/A 27.0 ppb (21) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 21.0
 
Nov. 26, 2019, 2 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A 0.7 ppb (1) N/A 28.0 ppb (22) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 22.0
 
Nov. 26, 2019, 1 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A 0.9 ppb (1) N/A 34.0 ppb (26) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 26.0
 
Nov. 26, 2019, midnight N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.3 ppb (1) N/A 33.0 ppb (25) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 25, 2019, 11 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A 1.0 ppb (1) N/A 33.0 ppb (25) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 25, 2019, 10 p.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.3 ppb (1) N/A 31.0 ppb (24) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 24.0
 
Nov. 25, 2019, 9 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 30.0 ppb (23) 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 8 p.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A 1.1 ppb (1) N/A 32.0 ppb (25) 0.11 ppb (1) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 25, 2019, 7 p.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.6 ppb (1) N/A 28.0 ppb (22) 0.14 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 6 p.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.6 ppb (1) N/A 28.0 ppb (22) 0.14 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 25, 2019, 5 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.3 ppb (1) N/A 27.0 ppb (21) 0.14 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 25, 2019, 4 p.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A 1.1 ppb (1) N/A 26.0 ppb (20) 0.12 ppb (1) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 25, 2019, 3 p.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A 2.2 ppb (2) N/A 35.0 ppb (27) 0.12 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 2 p.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.5 ppb (1) N/A 34.0 ppb (26) 0.11 ppb (1) N/A 6.0 μg/m3 (25) 26.0
 
Nov. 25, 2019, 1 p.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.6 ppb (1) N/A 33.0 ppb (25) 0.12 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 25, 2019, noon N/A 0.7 ppb (1) 15.1 ppb (14) N/A 14.3 ppb (13) N/A 34.0 ppb (26) 0.11 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 11 a.m. N/A 0.8 ppb (1) 36.7 ppb (34) N/A 36.0 ppb (33) N/A 35.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 34.0
 
Nov. 25, 2019, 10 a.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.8 ppb (2) N/A 36.0 ppb (28) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 28.0
 
Nov. 25, 2019, 9 a.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.8 ppb (2) N/A 36.0 ppb (28) 0.15 ppb (2) N/A 6.0 μg/m3 (25) 28.0
 
Nov. 25, 2019, 8 a.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A 1.7 ppb (2) N/A 36.0 ppb (28) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 28.0
 
Nov. 25, 2019, 7 a.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.7 ppb (2) N/A 36.0 ppb (28) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 28.0
 
Nov. 25, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
Nov. 25, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
Nov. 25, 2019, 4 a.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 36.0 ppb (28) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 28.0
 
Nov. 25, 2019, 3 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A 1.1 ppb (1) N/A 37.0 ppb (28) 0.12 ppb (1) N/A 5.0 μg/m3 (21) 28.0
 
Nov. 25, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
Nov. 25, 2019, 1 a.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A 1.2 ppb (1) N/A 36.0 ppb (28) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 28.0
 
Nov. 25, 2019, midnight N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.3 ppb (1) N/A 34.0 ppb (26) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 26.0
 
Nov. 24, 2019, 11 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 33.0 ppb (25) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 24, 2019, 10 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 34.0 ppb (26) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 26.0
 
Nov. 24, 2019, 9 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.4 ppb (1) N/A 33.0 ppb (25) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 24, 2019, 8 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.3 ppb (1) N/A 32.0 ppb (25) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 24, 2019, 7 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.3 ppb (1) N/A 33.0 ppb (25) 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 24, 2019, 6 p.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.5 ppb (1) N/A 32.0 ppb (25) 0.13 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 24, 2019, 5 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A 1.8 ppb (2) N/A 30.0 ppb (23) 0.12 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 24, 2019, 4 p.m. N/A 0.1 ppb (0) 1.8 ppb (2) N/A 1.7 ppb (2) N/A 29.0 ppb (22) 0.15 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 24, 2019, 3 p.m. N/A 0.1 ppb (0) 2.1 ppb (2) N/A 2.0 ppb (2) N/A 26.0 ppb (20) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 24, 2019, 2 p.m. N/A 0.1 ppb (0) 1.8 ppb (2) N/A 1.6 ppb (1) N/A 26.0 ppb (20) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 20.0
 
Nov. 24, 2019, 1 p.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A 2.2 ppb (2) N/A 17.0 ppb (13) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 13.0
 
Nov. 24, 2019, noon N/A 0.0 ppb (0) 2.7 ppb (3) N/A 2.7 ppb (3) N/A 13.0 ppb (10) 0.16 ppb (2) N/A 2.0 μg/m3 (8) 10.0
 
Nov. 24, 2019, 11 a.m. N/A 0.0 ppb (0) 2.8 ppb (3) N/A 2.9 ppb (3) N/A 12.0 ppb (9) 0.16 ppb (2) N/A 1.0 μg/m3 (4) 9.0
 
Nov. 24, 2019, 10 a.m. N/A 0.0 ppb (0) 2.6 ppb (2) N/A 2.6 ppb (2) N/A 12.0 ppb (9) 0.18 ppb (2) N/A 2.0 μg/m3 (8) 9.0
 
Nov. 24, 2019, 9 a.m. N/A 0.0 ppb (0) 2.4 ppb (2) N/A 2.5 ppb (2) N/A 11.0 ppb (8) 0.18 ppb (2) N/A 2.0 μg/m3 (8) 8.0
 
Nov. 24, 2019, 8 a.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.5 ppb (2) N/A 12.0 ppb (9) 0.17 ppb (2) N/A 2.0 μg/m3 (8) 9.0
 
Nov. 24, 2019, 7 a.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.5 ppb (2) N/A 12.0 ppb (9) 0.16 ppb (2) N/A 2.0 μg/m3 (8) 9.0
 
Nov. 24, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 1.0 μg/m3 (4) 8.0
 
Nov. 24, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 1.0 μg/m3 (4) 9.0
 
Nov. 24, 2019, 4 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A 1.5 ppb (1) N/A 15.0 ppb (12) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 12.0
 
Nov. 24, 2019, 3 a.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 17.0 ppb (13) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 13.0
 
Nov. 24, 2019, 2 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A 1.4 ppb (1) N/A 19.0 ppb (15) 0.14 ppb (2) N/A 1.0 μg/m3 (4) 15.0
 
Nov. 24, 2019, 1 a.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 17.0 ppb (13) 0.14 ppb (2) N/A 0.0 μg/m3 (0) 13.0
 
Nov. 24, 2019, midnight N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.5 ppb (1) N/A 17.0 ppb (13) 0.16 ppb (2) N/A 0.0 μg/m3 (0) 13.0
 
Nov. 23, 2019, 11 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A 1.4 ppb (1) N/A 20.0 ppb (15) 0.16 ppb (2) N/A 0.0 μg/m3 (0) 15.0
 
Nov. 23, 2019, 10 p.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.7 ppb (2) N/A 16.0 ppb (12) 0.21 ppb (2) N/A 0.0 μg/m3 (0) 12.0
 
Nov. 23, 2019, 9 p.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A 1.2 ppb (1) N/A 30.0 ppb (23) 0.18 ppb (2) N/A 2.0 μg/m3 (8) 23.0
 
Nov. 23, 2019, 8 p.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A 0.7 ppb (1) N/A 34.0 ppb (26) 0.16 ppb (2) N/A 4.0 μg/m3 (17) 26.0
 
Nov. 23, 2019, 7 p.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A 0.7 ppb (1) N/A 36.0 ppb (28) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 28.0
 
Nov. 23, 2019, 6 p.m. N/A -0.1 ppb (0) 0.8 ppb (1) N/A 0.9 ppb (1) N/A 37.0 ppb (28) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 28.0
 
Nov. 23, 2019, 5 p.m. N/A -0.1 ppb (0) 0.7 ppb (1) N/A 0.8 ppb (1) N/A 35.0 ppb (27) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 27.0
 
Nov. 23, 2019, 4 p.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A 1.1 ppb (1) N/A 36.0 ppb (28) 0.16 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 23, 2019, 3 p.m. N/A -0.1 ppb (0) 0.7 ppb (1) N/A 0.9 ppb (1) N/A 35.0 ppb (27) 0.17 ppb (2) N/A 5.0 μg/m3 (21) 27.0
 
Nov. 23, 2019, 2 p.m. N/A -0.1 ppb (0) 0.7 ppb (1) N/A 0.8 ppb (1) N/A 34.0 ppb (26) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 26.0
 
Nov. 23, 2019, 1 p.m. N/A -0.1 ppb (0) 0.8 ppb (1) N/A 0.9 ppb (1) N/A 37.0 ppb (28) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 28.0
 
Nov. 23, 2019, noon N/A 0.3 ppb (0) 13.0 ppb (12) N/A 12.7 ppb (12) N/A 36.0 ppb (28) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 28.0
 
Nov. 23, 2019, 11 a.m. N/A 0.2 ppb (0) 32.5 ppb (30) N/A 32.3 ppb (30) N/A 37.0 ppb (28) N/A N/A 3.0 μg/m3 (12) 30.0
 
Nov. 23, 2019, 10 a.m. N/A -0.1 ppb (0) 0.8 ppb (1) N/A 0.9 ppb (1) N/A 30.0 ppb (23) 0.17 ppb (2) N/A 5.0 μg/m3 (21) 23.0
 
Nov. 23, 2019, 9 a.m. N/A -0.1 ppb (0) 0.8 ppb (1) N/A 0.9 ppb (1) N/A 30.0 ppb (23) 0.16 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 23, 2019, 8 a.m. N/A -0.1 ppb (0) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 26.0 ppb (20) 0.18 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 23, 2019, 7 a.m. N/A -0.1 ppb (0) 1.0 ppb (1) N/A 1.1 ppb (1) N/A 27.0 ppb (21) 0.18 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
Nov. 23, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 5.0 μg/m3 (21) 21.0
 
Nov. 23, 2019, 4 a.m. N/A -0.1 ppb (0) 1.5 ppb (1) N/A 1.7 ppb (2) N/A 27.0 ppb (21) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 23, 2019, 3 a.m. N/A -0.1 ppb (0) 1.7 ppb (2) N/A 1.8 ppb (2) N/A 30.0 ppb (23) 0.18 ppb (2) N/A 5.0 μg/m3 (21) 23.0
 
Nov. 23, 2019, 2 a.m. N/A -0.1 ppb (0) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 32.0 ppb (25) 0.18 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 23, 2019, 1 a.m. N/A -0.1 ppb (0) 2.2 ppb (2) N/A 2.3 ppb (2) N/A 33.0 ppb (25) 0.18 ppb (2) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 23, 2019, midnight N/A -0.1 ppb (0) 2.2 ppb (2) N/A 2.4 ppb (2) N/A 32.0 ppb (25) 0.18 ppb (2) N/A 4.0 μg/m3 (17) 25.0
 
Nov. 22, 2019, 11 p.m. N/A -0.1 ppb (0) 2.1 ppb (2) N/A 2.3 ppb (2) N/A 32.0 ppb (25) 0.18 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 22, 2019, 10 p.m. N/A -0.1 ppb (0) 3.8 ppb (4) N/A 3.9 ppb (4) N/A 29.0 ppb (22) 0.21 ppb (2) N/A 5.0 μg/m3 (21) 22.0
 
Nov. 22, 2019, 9 p.m. N/A 0.0 ppb (0) 4.5 ppb (4) N/A 4.6 ppb (4) N/A 28.0 ppb (22) 0.22 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 22, 2019, 8 p.m. N/A 0.0 ppb (0) 2.4 ppb (2) N/A 2.5 ppb (2) N/A 31.0 ppb (24) 0.2 ppb (2) N/A 4.0 μg/m3 (17) 24.0
 
Nov. 22, 2019, 7 p.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A 1.6 ppb (1) N/A 38.0 ppb (29) 0.17 ppb (2) N/A N/A 29.0
 
Nov. 22, 2019, 6 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 35.0 ppb (27) 0.19 ppb (2) N/A 3.0 μg/m3 (12) 27.0
 
Nov. 22, 2019, 5 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A 1.9 ppb (2) N/A 37.0 ppb (28) 0.17 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 22, 2019, 4 p.m. N/A 0.0 ppb (0) 2.9 ppb (3) N/A 2.9 ppb (3) N/A 37.0 ppb (28) 0.16 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 22, 2019, 3 p.m. N/A -0.1 ppb (0) 2.2 ppb (2) N/A 2.3 ppb (2) N/A 43.0 ppb (33) 0.14 ppb (2) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 22, 2019, 2 p.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A 2.4 ppb (2) N/A 41.0 ppb (32) 0.16 ppb (2) N/A 22.0 μg/m3 (71) 71.0
 
Nov. 22, 2019, 1 p.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.6 ppb (2) N/A 40.0 ppb (31) 0.16 ppb (2) N/A 17.0 μg/m3 (61) 61.0
 
Nov. 22, 2019, noon N/A 0.0 ppb (0) 2.7 ppb (3) N/A 2.7 ppb (3) N/A 40.0 ppb (31) 0.17 ppb (2) N/A 16.0 μg/m3 (59) 59.0
 
Nov. 22, 2019, 11 a.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.6 ppb (2) N/A 42.0 ppb (32) 0.16 ppb (2) N/A 22.0 μg/m3 (71) 71.0
 
Nov. 22, 2019, 10 a.m. N/A 0.0 ppb (0) 3.0 ppb (3) N/A 3.1 ppb (3) N/A 42.0 ppb (32) 0.16 ppb (2) N/A 18.0 μg/m3 (63) 63.0
 
Nov. 22, 2019, 9 a.m. N/A 0.0 ppb (0) 3.5 ppb (3) N/A 3.5 ppb (3) N/A 40.0 ppb (31) 0.18 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
Nov. 22, 2019, 8 a.m. N/A 0.0 ppb (0) 3.6 ppb (3) N/A 3.7 ppb (3) N/A 38.0 ppb (29) 0.17 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 22, 2019, 7 a.m. N/A 0.0 ppb (0) 3.8 ppb (4) N/A 3.8 ppb (4) N/A 38.0 ppb (29) 0.17 ppb (2) N/A 6.0 μg/m3 (25) 29.0
 
Nov. 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 8.0 μg/m3 (33) 33.0
 
Nov. 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
Nov. 22, 2019, 4 a.m. N/A 0.0 ppb (0) 3.6 ppb (3) N/A 3.6 ppb (3) N/A 37.0 ppb (28) 0.19 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 22, 2019, 3 a.m. N/A 0.0 ppb (0) 2.9 ppb (3) N/A 2.9 ppb (3) N/A 41.0 ppb (32) 0.16 ppb (2) N/A 4.0 μg/m3 (17) 32.0
 
Nov. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 7.0 μg/m3 (29) 30.0
 
Nov. 22, 2019, 1 a.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A 2.4 ppb (2) N/A 40.0 ppb (31) 0.16 ppb (2) N/A 7.0 μg/m3 (29) 31.0
 
Nov. 22, 2019, midnight N/A 0.0 ppb (0) 2.2 ppb (2) N/A 2.3 ppb (2) N/A 39.0 ppb (30) 0.17 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 21, 2019, 11 p.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A 2.6 ppb (2) N/A 39.0 ppb (30) 0.17 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 21, 2019, 10 p.m. N/A 0.0 ppb (0) 3.1 ppb (3) N/A 3.2 ppb (3) N/A 39.0 ppb (30) 0.17 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
Nov. 21, 2019, 9 p.m. N/A 0.0 ppb (0) 3.4 ppb (3) N/A 3.4 ppb (3) N/A 38.0 ppb (29) 0.17 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 21, 2019, 8 p.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A 2.8 ppb (3) N/A 35.0 ppb (27) 0.16 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Nov. 21, 2019, 7 p.m. N/A 0.0 ppb (0) 2.4 ppb (2) N/A 2.4 ppb (2) N/A 34.0 ppb (26) 0.15 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 21, 2019, 6 p.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A 2.2 ppb (2) N/A 32.0 ppb (25) 0.15 ppb (2) N/A 14.0 μg/m3 (54) 54.0
 
Nov. 21, 2019, 5 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A 1.7 ppb (2) N/A 26.0 ppb (20) 0.15 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 21, 2019, 4 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A 1.8 ppb (2) N/A 28.0 ppb (22) 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 21, 2019, 3 p.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A 1.7 ppb (2) N/A 26.0 ppb (20) 0.14 ppb (2) N/A 9.0 μg/m3 (38) 38.0