ID: 2436

AQSQID: 300890007

Site Name: Thompson Falls Hs

Added: April 21, 2020, 6:24 p.m.

Updated: Sept. 29, 2020, 10:39 a.m.

Location: Thompson Falls (Haley Ave), MT

Reporting: True, Located: True

Current AQI: 21.0

Thompson Falls (Haley Ave) MT, US: 47.594395, -115.323746

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Sept. 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.4 μg/m3 (6) 11.0
 
Sept. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.3 μg/m3 (10) 14.0
 
Sept. 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.8 μg/m3 (12) 12.0
 
Sept. 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.6 μg/m3 (7) 12.0
 
Sept. 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.6 μg/m3 (11) 11.0
 
Sept. 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.8 μg/m3 (16) 16.0
 
Sept. 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.8 μg/m3 (16) 16.0
 
Sept. 29, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.8 μg/m3 (12) 15.0
 
Sept. 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.1 μg/m3 (13) 16.0
 
Sept. 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.8 μg/m3 (16) 16.0
 
Sept. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.1 μg/m3 (17) 17.0
 
Sept. 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.3 μg/m3 (10) 11.0
 
Sept. 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.8 μg/m3 (12) 13.0
 
Sept. 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.3 μg/m3 (14) 15.0
 
Sept. 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.3 μg/m3 (18) 18.0
 
Sept. 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.8 μg/m3 (16) 16.0
 
Sept. 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.5 μg/m3 (19) 19.0
 
Sept. 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.0 μg/m3 (12) 14.0
 
Sept. 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.5 μg/m3 (10) 13.0
 
Sept. 28, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 0.1 μg/m3 (0) 11.0
 
Sept. 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -1.5 μg/m3 (0) 13.0
 
Sept. 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.9 μg/m3 (4) 12.0
 
Sept. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.8 μg/m3 (8) 14.0
 
Sept. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 0.6 μg/m3 (2) 13.0
 
Sept. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.3 μg/m3 (14) 14.0
 
Sept. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.3 μg/m3 (18) 18.0
 
Sept. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.3 μg/m3 (10) 11.0
 
Sept. 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 12.0
 
Sept. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.8 μg/m3 (16) 16.0
 
Sept. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 4.5 μg/m3 (19) 19.0
 
Sept. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 1.8 μg/m3 (8) 15.0
 
Sept. 28, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.6 μg/m3 (7) 10.0
 
Sept. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.1 μg/m3 (5) 9.0
 
Sept. 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -0.2 μg/m3 (0) 8.0
 
Sept. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 0.2 μg/m3 (1) 11.0
 
Sept. 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.1 μg/m3 (21) 21.0
 
Sept. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 6.3 μg/m3 (26) 26.0
 
Sept. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 0.0 μg/m3 (0) 14.0
 
Sept. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.4 μg/m3 (6) 13.0
 
Sept. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) N/A 8.0
 
Sept. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) N/A 10.0
 
Sept. 27, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.3 μg/m3 (10) 12.0
 
Sept. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.3 μg/m3 (10) 14.0
 
Sept. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 0.9 μg/m3 (4) 15.0
 
Sept. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.4 μg/m3 (2) 12.0
 
Sept. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.3 μg/m3 (14) 14.0
 
Sept. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.5 μg/m3 (15) 15.0
 
Sept. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.3 μg/m3 (10) 13.0
 
Sept. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.3 μg/m3 (18) 18.0
 
Sept. 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
Sept. 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.5 μg/m3 (19) 19.0
 
Sept. 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
Sept. 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.1 μg/m3 (9) 14.0
 
Sept. 27, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 2.8 μg/m3 (12) 12.0
 
Sept. 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.8 μg/m3 (16) 16.0
 
Sept. 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.8 μg/m3 (8) 12.0
 
Sept. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.6 μg/m3 (7) 12.0
 
Sept. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.4 μg/m3 (6) 11.0
 
Sept. 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 0.6 μg/m3 (2) 11.0
 
Sept. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.6 μg/m3 (7) 12.0
 
Sept. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.1 μg/m3 (5) 13.0
 
Sept. 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.6 μg/m3 (15) 16.0
 
Sept. 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.3 μg/m3 (26) 26.0
 
Sept. 26, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.8 μg/m3 (20) 20.0
 
Sept. 26, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.3 μg/m3 (10) 13.0
 
Sept. 26, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.3 μg/m3 (10) 14.0
 
Sept. 26, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 1.3 μg/m3 (5) 15.0
 
Sept. 26, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 0.6 μg/m3 (2) 15.0
 
Sept. 26, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 0.9 μg/m3 (4) 18.0
 
Sept. 26, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.3 μg/m3 (10) 17.0
 
Sept. 26, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 4.5 μg/m3 (19) 19.0
 
Sept. 26, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 4.3 μg/m3 (18) 18.0
 
Sept. 26, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 3.6 μg/m3 (15) 17.0
 
Sept. 26, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.3 μg/m3 (14) 14.0
 
Sept. 26, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 3.1 μg/m3 (13) 13.0
 
Sept. 26, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.1 μg/m3 (13) 13.0
 
Sept. 26, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.8 μg/m3 (12) 12.0
 
Sept. 26, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.9 μg/m3 (8) 10.0
 
Sept. 25, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 0.6 μg/m3 (2) 13.0
 
Sept. 25, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.4 μg/m3 (6) 12.0
 
Sept. 25, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.8 μg/m3 (20) 20.0
 
Sept. 25, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.5 μg/m3 (15) 15.0
 
Sept. 25, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.6 μg/m3 (15) 15.0
 
Sept. 25, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.5 μg/m3 (23) 23.0
 
Sept. 25, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.6 μg/m3 (19) 19.0
 
Sept. 25, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.6 μg/m3 (11) 22.0
 
Sept. 25, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.8 μg/m3 (8) 18.0
 
Sept. 25, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 4.3 μg/m3 (18) 19.0
 
Sept. 25, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.8 μg/m3 (20) 20.0
 
Sept. 25, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.8 μg/m3 (8) 15.0
 
Sept. 25, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.1 μg/m3 (13) 15.0
 
Sept. 25, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.1 μg/m3 (13) 14.0
 
Sept. 25, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.1 μg/m3 (5) 14.0
 
Sept. 25, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.6 μg/m3 (11) 15.0
 
Sept. 25, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Sept. 25, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
Sept. 25, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 0.4 μg/m3 (2) 15.0
 
Sept. 25, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.8 μg/m3 (16) 16.0
 
Sept. 25, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 6.8 μg/m3 (28) 28.0
 
Sept. 25, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
Sept. 25, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 4.6 μg/m3 (19) 19.0
 
Sept. 25, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.3 μg/m3 (22) 22.0
 
Sept. 24, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 3.8 μg/m3 (16) 17.0
 
Sept. 24, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 3.1 μg/m3 (13) 18.0
 
Sept. 24, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.8 μg/m3 (12) 17.0
 
Sept. 24, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.5 μg/m3 (19) 19.0
 
Sept. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 0.6 μg/m3 (2) 15.0
 
Sept. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) -3.8 μg/m3 (0) 12.0
 
Sept. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) -3.6 μg/m3 (0) 11.0
 
Sept. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -1.7 μg/m3 (0) 13.0
 
Sept. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) -1.2 μg/m3 (0) 15.0
 
Sept. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) -1.0 μg/m3 (0) 14.0
 
Sept. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.6 μg/m3 (11) 15.0
 
Sept. 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 5.6 μg/m3 (23) 23.0
 
Sept. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 8.7 μg/m3 (36) 36.0
 
Sept. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 12.1 μg/m3 (50) 50.0
 
Sept. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 24.6 μg/m3 (77) 77.0
 
Sept. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 21.5 μg/m3 (70) 70.0
 
Sept. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 23.4 μg/m3 (74) 74.0
 
Sept. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 16.7 μg/m3 (60) 60.0
 
Sept. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 18.5 μg/m3 (64) 64.0
 
Sept. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 20.8 μg/m3 (69) 69.0
 
Sept. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 22.0 μg/m3 (71) 71.0
 
Sept. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 19.3 μg/m3 (66) 66.0
 
Sept. 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 23.2 μg/m3 (74) 74.0
 
Sept. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 9.6 μg/m3 (40) 40.0
 
Sept. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 10.9 μg/m3 (45) 45.0
 
Sept. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 13.8 μg/m3 (54) 54.0
 
Sept. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 14.0 μg/m3 (54) 54.0
 
Sept. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 18.3 μg/m3 (63) 63.0
 
Sept. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 19.3 μg/m3 (66) 66.0
 
Sept. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 17.8 μg/m3 (62) 62.0
 
Sept. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 12.6 μg/m3 (51) 51.0
 
Sept. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 16.0 μg/m3 (59) 59.0
 
Sept. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 9.9 μg/m3 (41) 41.0
 
Sept. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 16.0 μg/m3 (59) 59.0
 
Sept. 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 14.3 μg/m3 (55) 55.0
 
Sept. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 21.7 μg/m3 (71) 71.0
 
Sept. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 14.5 μg/m3 (55) 55.0
 
Sept. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 15.5 μg/m3 (57) 57.0
 
Sept. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 15.2 μg/m3 (57) 57.0
 
Sept. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 12.1 μg/m3 (50) 50.0
 
Sept. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 14.8 μg/m3 (56) 56.0
 
Sept. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 11.4 μg/m3 (48) 48.0
 
Sept. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 13.8 μg/m3 (54) 54.0
 
Sept. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 12.1 μg/m3 (50) 50.0
 
Sept. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 10.9 μg/m3 (45) 45.0
 
Sept. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 13.8 μg/m3 (54) 54.0
 
Sept. 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 17.6 μg/m3 (62) 62.0
 
Sept. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 16.3 μg/m3 (59) 59.0
 
Sept. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 12.6 μg/m3 (51) 51.0
 
Sept. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 13.1 μg/m3 (52) 52.0
 
Sept. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 7.1 μg/m3 (30) 30.0
 
Sept. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 8.7 μg/m3 (36) 36.0
 
Sept. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 12.6 μg/m3 (51) 51.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 12.8 μg/m3 (52) 52.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 10.4 μg/m3 (43) 43.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 11.4 μg/m3 (48) 48.0
 
Sept. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 9.9 μg/m3 (41) 41.0
 
Sept. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 10.6 μg/m3 (44) 44.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 8.9 μg/m3 (37) 37.0
 
Sept. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 9.1 μg/m3 (38) 38.0
 
Sept. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 8.0 μg/m3 (33) 33.0