ID: 2426

AQSQID: 300290049

Site Name: Columbia Falls

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

Updated: May 24, 2022, 9:27 p.m.

Location: Columbia Falls (Talbot Rd), MT

Reporting: True, Located: True

Current AQI: 22.0

Columbia Falls (Talbot Rd) MT, US: 48.363694, -114.189272

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 13, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
May 13, 2022, 3 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 (8) 8.0
 
May 13, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
May 13, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 0.2 μg/m3 (1) 2.0
 
May 13, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 2.0
 
May 13, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 18.0
 
May 13, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 18.0
 
May 13, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
May 13, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
May 13, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.5 μg/m3 (19) 19.0
 
May 13, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.8 μg/m3 (16) 16.0
 
May 13, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.3 μg/m3 (10) 10.0
 
May 13, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 3.8 μg/m3 (16) 16.0
 
May 13, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
May 13, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.1 μg/m3 (13) 13.0
 
May 13, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.3 μg/m3 (6) 7.0
 
May 13, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.3 μg/m3 (10) 10.0
 
May 12, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.1 μg/m3 (5) 7.0
 
May 12, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 1.1 μg/m3 (5) 8.0
 
May 12, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.1 μg/m3 (5) 7.0
 
May 12, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) -0.9 μg/m3 (0) 4.0
 
May 12, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.1 μg/m3 (9) 9.0
 
May 12, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.1 μg/m3 (9) 9.0
 
May 12, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 4.5 μg/m3 (19) 19.0
 
May 12, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 7.2 μg/m3 (31) 31.0
 
May 12, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 7.2 μg/m3 (31) 31.0
 
May 12, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
May 12, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
May 12, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
May 12, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
May 12, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 8.2 μg/m3 (35) 35.0
 
May 12, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 8.2 μg/m3 (35) 35.0
 
May 12, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 3.3 μg/m3 (14) 16.0
 
May 12, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
May 12, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -0.9 μg/m3 (0) 8.0
 
May 12, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.1 μg/m3 (5) 7.0
 
May 12, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 1.3 μg/m3 (6) 9.0
 
May 12, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (13) 15.0
 
May 12, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 3.3 μg/m3 (14) 19.0
 
May 11, 2022, 11 p.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
 
May 11, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
May 11, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 4.7 μg/m3 (20) 20.0
 
May 11, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 3.5 μg/m3 (15) 25.0
 
May 11, 2022, 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
May 11, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 5.7 μg/m3 (24) 24.0
 
May 11, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 5.7 μg/m3 (24) 24.0
 
May 11, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
May 11, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 6.5 μg/m3 (28) 28.0
 
May 11, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 8.7 μg/m3 (37) 37.0
 
May 11, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 8.7 μg/m3 (37) 37.0
 
May 11, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 5.7 μg/m3 (24) 26.0
 
May 11, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 5.7 μg/m3 (24) 26.0
 
May 11, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 8.5 μg/m3 (36) 36.0
 
May 11, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
May 11, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.2 μg/m3 (18) 18.0
 
May 11, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
May 11, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.5 μg/m3 (19) 19.0
 
May 11, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.1 μg/m3 (9) 9.0
 
May 11, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
May 11, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.3 μg/m3 (10) 10.0
 
May 10, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.1 μg/m3 (9) 9.0
 
May 10, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.3 μg/m3 (10) 10.0
 
May 10, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) -0.4 μg/m3 (0) 6.0
 
May 10, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 0.6 μg/m3 (3) 6.0
 
May 10, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.8 μg/m3 (12) 12.0
 
May 10, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 0.8 μg/m3 (4) 7.0
 
May 10, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) -1.2 μg/m3 (0) 6.0
 
May 10, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
May 10, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
May 10, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.5 μg/m3 (15) 15.0
 
May 10, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
May 10, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
May 10, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.3 μg/m3 (10) 10.0
 
May 10, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.3 μg/m3 (10) 10.0
 
May 10, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 10.0
 
May 10, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 1.2 μg/m3 (5) 5.0
 
May 10, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.7 μg/m3 (3) 3.0
 
May 10, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.6 μg/m3 (7) 7.0
 
May 10, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.3 μg/m3 (10) 10.0
 
May 10, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.5 μg/m3 (11) 11.0
 
May 10, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.5 μg/m3 (11) 11.0
 
May 10, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.5 μg/m3 (11) 11.0
 
May 10, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.5 μg/m3 (11) 11.0
 
May 10, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.1 μg/m3 (9) 9.0
 
May 10, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.1 μg/m3 (9) 9.0
 
May 10, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.3 μg/m3 (6) 6.0
 
May 10, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.3 μg/m3 (6) 6.0
 
May 9, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.5 μg/m3 (11) 11.0
 
May 9, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.5 μg/m3 (11) 11.0
 
May 9, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 0.7 μg/m3 (3) 3.0
 
May 9, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -2.2 μg/m3 (0) 0.0
May 9, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -2.2 μg/m3 (0) 0.0
May 9, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 10.0
 
May 9, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 4.0 μg/m3 (17) 17.0
 
May 9, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.2 μg/m3 (5) 5.0
 
May 9, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.8 μg/m3 (8) 8.0
 
May 9, 2022, 10 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 (13) 13.0
 
May 9, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 3.5 μg/m3 (15) 15.0
 
May 9, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 4.3 μg/m3 (18) 18.0
 
May 9, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.3 μg/m3 (10) 10.0
 
May 9, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
May 9, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.8 μg/m3 (8) 8.0
 
May 9, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 4.5 μg/m3 (19) 19.0
 
May 8, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 3.8 μg/m3 (16) 16.0
 
May 8, 2022, 10 p.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 (6) 6.0
 
May 8, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.1 μg/m3 (5) 5.0
 
May 8, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.1 μg/m3 (5) 5.0
 
May 8, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 10.0
 
May 8, 2022, 2 p.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 (13) 13.0
 
May 8, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 4.0 μg/m3 (17) 17.0
 
May 8, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 4.0 μg/m3 (17) 17.0
 
May 8, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 1.8 μg/m3 (8) 8.0
 
May 8, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 1.8 μg/m3 (8) 8.0
 
May 8, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.6 μg/m3 (7) 7.0
 
May 8, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
May 8, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.0 μg/m3 (13) 13.0
 
May 8, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.7 μg/m3 (3) 5.0
 
May 8, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.7 μg/m3 (3) 5.0
 
May 8, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.7 μg/m3 (3) 3.0
 
May 8, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.3 μg/m3 (14) 14.0
 
May 8, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 10.0
 
May 8, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.1 μg/m3 (9) 9.0
 
May 7, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.1 μg/m3 (9) 9.0
 
May 7, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.8 μg/m3 (12) 12.0
 
May 7, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.1 μg/m3 (5) 5.0
 
May 7, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) -1.4 μg/m3 (0) 1.0
 
May 7, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
May 7, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 1.0
 
May 7, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.2 μg/m3 (1) 1.0
 
May 7, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.2 μg/m3 (1) 1.0
 
May 7, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.3 μg/m3 (10) 10.0
 
May 7, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.3 μg/m3 (10) 10.0
 
May 7, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.3 μg/m3 (10) 10.0
 
May 7, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.3 μg/m3 (14) 14.0
 
May 7, 2022, noon N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.9 μg/m3 (4) 4.0
 
May 7, 2022, 11 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) 0.0
May 7, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -1.2 μg/m3 (0) 0.0
May 7, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) -1.6 μg/m3 (0) 0.0
May 7, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) -1.6 μg/m3 (0) 0.0
May 7, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) -0.2 μg/m3 (0) 0.0
May 7, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 1.8 μg/m3 (8) 8.0
 
May 7, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 1.8 μg/m3 (8) 8.0
 
May 7, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.6 μg/m3 (7) 7.0
 
May 7, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -0.2 μg/m3 (0) 3.0
 
May 6, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 3.3 μg/m3 (14) 14.0
 
May 6, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.3 μg/m3 (10) 10.0
 
May 6, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.3 μg/m3 (10) 10.0
 
May 6, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.8 μg/m3 (8) 8.0
 
May 6, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.6 μg/m3 (7) 7.0
 
May 6, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.8 μg/m3 (12) 12.0
 
May 6, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.6 μg/m3 (3) 3.0
 
May 6, 2022, 4 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
 
May 6, 2022, 4 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
 
May 6, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.6 μg/m3 (7) 7.0
 
May 6, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.3 μg/m3 (6) 6.0
 
May 6, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.3 μg/m3 (6) 6.0
 
May 6, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 2.8 μg/m3 (12) 12.0
 
May 6, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 22.0
 
May 6, 2022, midnight N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 22.0
 
May 5, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
May 5, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
May 5, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 6.5 μg/m3 (28) 38.0
 
May 5, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 5.5 μg/m3 (23) 23.0
 
May 5, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 10.2 μg/m3 (43) 43.0
 
May 5, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 10.2 μg/m3 (43) 43.0
 
May 5, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (31) 14.0 μg/m3 (55) 55.0
 
May 5, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 9.4 μg/m3 (40) 40.0
 
May 5, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.5 μg/m3 (19) 19.0