ID: 1978

AQSQID: 021100004

Site Name: Floyd Dryden

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

Updated: March 6, 2021, 4:32 p.m.

Location: Juneau (Nugget Dr), AK

Reporting: True, Located: True

Current AQI: 17.0

Juneau (Nugget Dr) AK, US: 58.388889, -134.565556

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 6, 2021, 3 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
 
March 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 3.0 μg/m3 (13) 13.0
 
March 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 9.0
 
March 6, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 3.0 μg/m3 (13) 13.0
 
March 6, 2021, 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 (13) 13.0
 
March 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 4.0 μg/m3 (17) 17.0
 
March 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 6.0 μg/m3 (25) 25.0
 
March 6, 2021, 8 a.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
 
March 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 5.0 μg/m3 (21) 21.0
 
March 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 3.0 μg/m3 (13) 13.0
 
March 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.0 μg/m3 (9) 9.0
 
March 6, 2021, 4 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 (9) 9.0
 
March 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 1.0 μg/m3 (5) 5.0
 
March 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
March 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
March 6, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.0 μg/m3 (5) 5.0
 
March 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
March 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 1.0 μg/m3 (5) 5.0
 
March 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 9.0
 
March 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 13.0
 
March 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.0 μg/m3 (9) 9.0
 
March 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
March 5, 2021, 5 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
 
March 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
March 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 4.0 μg/m3 (17) 17.0
 
March 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 13.0
 
March 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 1.0 μg/m3 (5) 8.0
 
March 5, 2021, noon 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 (9) 9.0
 
March 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
March 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 8.0 μg/m3 (34) 34.0
 
March 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 15.0 μg/m3 (58) 58.0
 
March 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
March 5, 2021, 7 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
 
March 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
March 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 13.0
 
March 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
March 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 10.0 μg/m3 (42) 42.0
 
March 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
March 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -4.0 μg/m3 (0) -1.0 μg/m3 (0) 0.0
March 5, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 0.0
March 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) -2.0 μg/m3 (0) 0.0
March 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
March 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -2.0 μg/m3 (0) 3.0
 
March 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -2.0 μg/m3 (0) 2.0
 
March 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.0 μg/m3 (5) 5.0
 
March 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 13.0
 
March 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 13.0
 
March 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 9.0
 
March 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
March 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 9.0
 
March 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
March 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -1.0 μg/m3 (0) 3.0
 
March 4, 2021, 11 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
 
March 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 7.0 μg/m3 (30) 30.0
 
March 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 9.0 μg/m3 (38) 38.0
 
March 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 7.0 μg/m3 (30) 30.0
 
March 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 8.0 μg/m3 (34) 34.0
 
March 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
March 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
March 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 7.0 μg/m3 (30) 30.0
 
March 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
March 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
March 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 9.0
 
March 4, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 9.0
 
March 3, 2021, 11 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
 
March 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.0 μg/m3 (5) 5.0
 
March 3, 2021, 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
 
March 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
March 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
March 3, 2021, 6 p.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 (9) 9.0
 
March 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 5.0
 
March 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.0 μg/m3 (9) 9.0
 
March 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.0 μg/m3 (13) 13.0
 
March 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.0 μg/m3 (13) 13.0
 
March 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.0 μg/m3 (9) 9.0
 
March 3, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
March 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
March 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
March 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
March 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
March 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -2.0 μg/m3 (0) 2.0
 
March 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -2.0 μg/m3 (0) 0.0
March 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -1.0 μg/m3 (0) 2.0
 
March 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 9.0
 
March 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.0 μg/m3 (13) 13.0
 
March 3, 2021, 2 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
 
March 3, 2021, 1 a.m. 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 (5) 5.0
 
March 3, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.0 μg/m3 (5) 5.0
 
March 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
March 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
March 2, 2021, 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
 
March 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 9.0
 
March 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
March 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
March 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 13.0
 
March 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
March 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
March 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 17.0
 
March 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 5.0
 
March 2, 2021, noon 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
 
March 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
March 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
March 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
March 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 1.0 μg/m3 (5) 5.0
 
March 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
March 2, 2021, 6 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
 
March 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A 0.0
March 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -1.0 μg/m3 (0) 0.0
March 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) -1.0 μg/m3 (0) 2.0
 
March 2, 2021, 2 a.m. 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 (5) 5.0
 
March 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
March 2, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) -2.0 μg/m3 (0) 0.0
March 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
March 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 9.0
 
March 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 5.0
 
March 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 3.0 μg/m3 (13) 13.0
 
March 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
March 1, 2021, 5 p.m. 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 (5) 5.0
 
March 1, 2021, 4 p.m. 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 (5) 5.0
 
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 9.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
March 1, 2021, 1 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
 
March 1, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 5.0
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 5.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 0.0
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 0.0
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 0.0
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 0.0
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) 0.0
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Feb. 24, 2021, 7 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
 
Feb. 24, 2021, 6 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
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 7.0 μg/m3 (30) 30.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 7.0 μg/m3 (30) 30.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 11.0 μg/m3 (46) 46.0
 
Feb. 24, 2021, 2 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
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 5.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Feb. 23, 2021, 11 p.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
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.0 μg/m3 (5) 6.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 7.0 μg/m3 (30) 30.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 8.0 μg/m3 (34) 34.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 13.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.0 μg/m3 (9) 9.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.0 μg/m3 (9) 9.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 10.0 μg/m3 (42) 42.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 5.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0