ID: 1965

AQSQID: 300930005

Site Name: Butte Greely School

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

Updated: July 6, 2020, 11:34 p.m.

Location: Butte (S Park Place), MT

Reporting: True, Located: True

Current AQI: 13.0

Butte (S Park Place) MT, US: 46.002399, -112.500893

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
June 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
June 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.6 μg/m3 (2) 2.0
 
June 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -0.4 μg/m3 (0) 2.0
 
June 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 3.7 μg/m3 (15) 15.0
 
June 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -0.1 μg/m3 (0) N/A
June 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) N/A 3.0
 
June 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) -0.8 μg/m3 (0) 1.0
 
June 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -0.3 μg/m3 (0) N/A
June 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.1 μg/m3 (0) N/A
June 29, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -0.3 μg/m3 (0) 2.0
 
June 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 3.9 μg/m3 (16) 16.0
 
June 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.3 μg/m3 (5) 5.0
 
June 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -3.2 μg/m3 (0) N/A
June 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.8 μg/m3 (12) 12.0
 
June 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.5 μg/m3 (10) 10.0
 
June 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 4.2 μg/m3 (18) 18.0
 
June 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -0.4 μg/m3 (0) N/A
June 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) N/A 1.0
 
June 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 3.9 μg/m3 (16) 16.0
 
June 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -0.3 μg/m3 (0) N/A
June 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -0.6 μg/m3 (0) N/A
June 29, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 1.0 μg/m3 (4) 4.0
 
June 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -4.2 μg/m3 (0) N/A
June 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 6.8 μg/m3 (28) 28.0
 
June 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.7 μg/m3 (7) 7.0
 
June 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) N/A 5.0
 
June 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -2.5 μg/m3 (0) 6.0
 
June 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 1.8 μg/m3 (8) 8.0
 
June 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.4 μg/m3 (18) 18.0
 
June 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.5 μg/m3 (10) 10.0
 
June 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.1 μg/m3 (0) 1.0
 
June 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.3 μg/m3 (1) 1.0
 
June 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -1.8 μg/m3 (0) 4.0
 
June 28, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) -2.5 μg/m3 (0) 5.0
 
June 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -0.1 μg/m3 (0) 2.0
 
June 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.5 μg/m3 (2) 2.0
 
June 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 5.4 μg/m3 (23) 23.0
 
June 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) -0.1 μg/m3 (0) 5.0
 
June 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
June 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
June 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.3 μg/m3 (10) 10.0
 
June 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
June 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) 8.8 μg/m3 (37) 37.0
 
June 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 8.8 μg/m3 (37) 37.0
 
June 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.2 μg/m3 (13) 16.0
 
June 28, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 1.0 μg/m3 (4) 23.0
 
June 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 5.9 μg/m3 (25) 25.0
 
June 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 8.8 μg/m3 (37) 37.0
 
June 27, 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) 2.0 μg/m3 (8) 17.0
 
June 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 0.3 μg/m3 (1) 24.0
 
June 27, 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) 1.8 μg/m3 (8) 15.0
 
June 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.9 μg/m3 (16) 16.0
 
June 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 6.6 μg/m3 (28) 28.0
 
June 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.4 μg/m3 (18) 18.0
 
June 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 8.8 μg/m3 (37) 37.0
 
June 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (55) 9.0 μg/m3 (38) 55.0
 
June 27, 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) 3.7 μg/m3 (15) 32.0
 
June 27, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.7 μg/m3 (15) 15.0
 
June 27, 2020, 11 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
 
June 27, 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) 1.3 μg/m3 (5) 12.0
 
June 27, 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) 6.1 μg/m3 (25) 25.0
 
June 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
June 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) -0.6 μg/m3 (0) 16.0
 
June 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.9 μg/m3 (25) 25.0
 
June 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 29.4 μg/m3 (87) 87.0
 
June 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.9 μg/m3 (118) 118.0
 
June 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 7.1 μg/m3 (30) 30.0
 
June 27, 2020, 2 a.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
 
June 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.5 μg/m3 (6) 12.0
 
June 27, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) -0.6 μg/m3 (0) 20.0
 
June 26, 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) -0.1 μg/m3 (0) 17.0
 
June 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 0.5 μg/m3 (2) 9.0
 
June 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
June 26, 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) 2.3 μg/m3 (10) 14.0
 
June 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.2 μg/m3 (13) 16.0
 
June 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
June 26, 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) 4.4 μg/m3 (18) 18.0
 
June 26, 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) 4.2 μg/m3 (18) 22.0
 
June 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 16.5 μg/m3 (60) 60.0
 
June 26, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.9 μg/m3 (29) 29.0
 
June 26, 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) 5.4 μg/m3 (23) 23.0
 
June 26, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.9 μg/m3 (16) 16.0
 
June 26, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 3.7 μg/m3 (15) 32.0
 
June 26, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.5 μg/m3 (2) 5.0
 
June 26, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 5.1 μg/m3 (21) 21.0
 
June 26, 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) 7.8 μg/m3 (32) 32.0
 
June 26, 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) 4.2 μg/m3 (18) 18.0
 
June 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) 6.1 μg/m3 (25) 25.0
 
June 26, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.3 μg/m3 (39) 39.0
 
June 26, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 17.7 μg/m3 (62) 62.0
 
June 26, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.6 μg/m3 (23) 23.0
 
June 26, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.9 μg/m3 (16) 16.0
 
June 26, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 15.5 μg/m3 (57) 57.0
 
June 26, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -1.8 μg/m3 (0) 13.0
 
June 25, 2020, 11 p.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
 
June 25, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
June 25, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -0.6 μg/m3 (0) 9.0
 
June 25, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 0.8 μg/m3 (3) 6.0
 
June 25, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 3.2 μg/m3 (13) 13.0
 
June 25, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.7 μg/m3 (15) 15.0
 
June 25, 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) 2.2 μg/m3 (9) 13.0
 
June 25, 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) 3.7 μg/m3 (15) 15.0
 
June 25, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 2.2 μg/m3 (9) 23.0
 
June 25, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -1.3 μg/m3 (0) 9.0
 
June 25, 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) 5.9 μg/m3 (25) 25.0
 
June 25, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 66.0 μg/m3 (56) 11.9 μg/m3 (50) 56.0
 
June 25, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 3.0 μg/m3 (12) 12.0
 
June 25, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.5 μg/m3 (15) 15.0
 
June 25, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.3 μg/m3 (5) 6.0
 
June 25, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) N/A 5.0
 
June 25, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 3.7 μg/m3 (15) 15.0
 
June 25, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 1.8 μg/m3 (8) 8.0
 
June 25, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -2.0 μg/m3 (0) 7.0
 
June 25, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.3 μg/m3 (5) 5.0
 
June 25, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -0.8 μg/m3 (0) 7.0
 
June 25, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 15.0 μg/m3 (56) 56.0
 
June 25, 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) 3.0 μg/m3 (12) 12.0
 
June 25, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 16.7 μg/m3 (60) 60.0
 
June 24, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 4.7 μg/m3 (20) 47.0
 
June 24, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.3 μg/m3 (1) 1.0
 
June 24, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
June 24, 2020, 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
June 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -3.2 μg/m3 (0) 9.0
 
June 24, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.5 μg/m3 (6) 10.0
 
June 24, 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) 3.2 μg/m3 (13) 13.0
 
June 24, 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) 5.2 μg/m3 (22) 25.0
 
June 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 3.5 μg/m3 (15) 56.0
 
June 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.5 μg/m3 (15) 16.0
 
June 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 8.8 μg/m3 (37) 37.0
 
June 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 6.6 μg/m3 (28) 28.0
 
June 24, 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) 5.7 μg/m3 (24) 24.0
 
June 24, 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) 3.5 μg/m3 (15) 19.0
 
June 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -1.2 μg/m3 (0) 5.0
 
June 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.5 μg/m3 (10) 10.0
 
June 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 4.2 μg/m3 (18) 18.0
 
June 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 15.7 μg/m3 (58) 58.0
 
June 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -2.0 μg/m3 (0) 8.0
 
June 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 2.5 μg/m3 (10) 19.0
 
June 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.4 μg/m3 (14) 15.0
 
June 24, 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) 3.2 μg/m3 (13) 13.0
 
June 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
June 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.8 μg/m3 (8) 10.0
 
June 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -0.1 μg/m3 (0) 7.0
 
June 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -0.1 μg/m3 (0) 7.0
 
June 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -0.1 μg/m3 (0) 9.0
 
June 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -0.3 μg/m3 (0) 8.0
 
June 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.3 μg/m3 (5) 6.0
 
June 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
June 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.7 μg/m3 (20) 20.0
 
June 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 6.9 μg/m3 (29) 34.0
 
June 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (61) 21.4 μg/m3 (70) 70.0
 
June 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 14.2 μg/m3 (55) 55.0
 
June 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 5.9 μg/m3 (25) 36.0
 
June 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -3.0 μg/m3 (0) 7.0
 
June 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) N/A 3.0
 
June 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.5 μg/m3 (15) 15.0
 
June 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -0.3 μg/m3 (0) 8.0
 
June 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) N/A 6.0
 
June 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.8 μg/m3 (3) 5.0
 
June 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
June 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.3 μg/m3 (1) 5.0
 
June 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 2.3 μg/m3 (10) 18.0
 
June 23, 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) 3.5 μg/m3 (15) 15.0
 
June 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.7 μg/m3 (7) 9.0
 
June 23, 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) 0.5 μg/m3 (2) 8.0
 
June 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -1.0 μg/m3 (0) 9.0
 
June 22, 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) -1.0 μg/m3 (0) 11.0