ID: 866

AQSQID: 500030004

Site Name: Bennington

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

Updated: March 6, 2021, 9:32 a.m.

Location: Bennington (Airport Rd), VT

Reporting: True, Located: True

Current AQI: 37.0

Bennington (Airport Rd) VT, US: 42.887501, -73.249702

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
March 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
March 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A N/A 40.0
 
March 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A N/A 41.0
 
March 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A N/A 43.0
 
March 6, 2021, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A N/A 43.0
 
March 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A N/A 44.0
 
March 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A N/A 44.0
 
March 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A N/A 43.0
 
March 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A N/A 40.0
 
March 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A N/A 39.0
 
March 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 5, 2021, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
March 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A N/A 40.0
 
March 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A N/A 41.0
 
March 5, 2021, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
March 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A N/A 41.0
 
March 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A N/A 41.0
 
March 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A N/A 39.0
 
March 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
March 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 37.0
 
March 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
March 4, 2021, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 7.1 μg/m3 (30) 37.0
 
March 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 7.1 μg/m3 (30) 37.0
 
March 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
March 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.6 μg/m3 (28) 37.0
 
March 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 8.7 μg/m3 (37) 37.0
 
March 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 15.9 μg/m3 (59) 59.0
 
March 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 12.0 μg/m3 (50) 50.0
 
March 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 11.6 μg/m3 (49) 49.0
 
March 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 10.1 μg/m3 (43) 43.0
 
March 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 9.2 μg/m3 (39) 39.0
 
March 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 8.1 μg/m3 (34) 38.0
 
March 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 5.8 μg/m3 (25) 38.0
 
March 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 6.1 μg/m3 (26) 38.0
 
March 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 5.4 μg/m3 (23) 35.0
 
March 3, 2021, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.5 μg/m3 (23) 29.0
 
March 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 5.3 μg/m3 (23) 28.0
 
March 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 5.1 μg/m3 (22) 30.0
 
March 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.6 μg/m3 (20) 32.0
 
March 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.8 μg/m3 (20) 35.0
 
March 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 4.9 μg/m3 (21) 37.0
 
March 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
March 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (17) 17.0
 
March 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 3.7 μg/m3 (16) 38.0
 
March 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 3.7 μg/m3 (16) 38.0
 
March 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.3 μg/m3 (14) 39.0
 
March 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.0 μg/m3 (13) 39.0
 
March 3, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 2.8 μg/m3 (12) 40.0
 
March 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 2.6 μg/m3 (11) 40.0
 
March 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.6 μg/m3 (11) 41.0
 
March 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 2.4 μg/m3 (10) 42.0
 
March 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 2.6 μg/m3 (11) 42.0
 
March 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 1.6 μg/m3 (7) 42.0
 
March 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 1.8 μg/m3 (8) 41.0
 
March 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 2.0 μg/m3 (9) 40.0
 
March 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 2.1 μg/m3 (9) 40.0
 
March 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 2.1 μg/m3 (9) 39.0
 
March 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
March 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.9 μg/m3 (8) 38.0
 
March 2, 2021, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.9 μg/m3 (8) 38.0
 
March 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.6 μg/m3 (7) 38.0
 
March 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.6 μg/m3 (7) 38.0
 
March 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.7 μg/m3 (8) 38.0
 
March 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
March 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 2.0 μg/m3 (9) 36.0
 
March 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 2.2 μg/m3 (10) 36.0
 
March 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (11) 11.0
 
March 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.9 μg/m3 (8) 38.0
 
March 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.3 μg/m3 (6) 40.0
 
March 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 1.6 μg/m3 (7) 41.0
 
March 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.9 μg/m3 (8) 39.0
 
March 2, 2021, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.9 μg/m3 (8) 38.0
 
March 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.9 μg/m3 (8) 38.0
 
March 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.1 μg/m3 (9) 38.0
 
March 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 3.0 μg/m3 (13) 40.0
 
March 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.9 μg/m3 (13) 38.0
 
March 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.5 μg/m3 (11) 37.0
 
March 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
March 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 8.5 μg/m3 (36) 36.0
 
March 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 8.6 μg/m3 (36) 36.0
 
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 4.5 μg/m3 (19) 31.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.3 μg/m3 (10) 30.0
 
March 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 0.8 μg/m3 (4) 29.0
 
March 1, 2021, noon N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 0.7 μg/m3 (3) 36.0
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 0.3 μg/m3 (2) 38.0
 
March 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 0.2 μg/m3 (1) 39.0
 
March 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 0.4 μg/m3 (2) 38.0
 
March 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 0.6 μg/m3 (3) 39.0
 
March 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.1 μg/m3 (5) 40.0
 
March 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.0 μg/m3 (9) 41.0
 
March 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
March 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 6.3 μg/m3 (27) 38.0
 
March 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 7.2 μg/m3 (31) 39.0
 
March 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 7.7 μg/m3 (33) 39.0
 
March 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 7.1 μg/m3 (30) 39.0
 
March 1, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.8 μg/m3 (25) 40.0
 
Feb. 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 4.1 μg/m3 (18) 42.0
 
Feb. 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 3.9 μg/m3 (17) 42.0
 
Feb. 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 4.1 μg/m3 (18) 42.0
 
Feb. 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 4.2 μg/m3 (18) 42.0
 
Feb. 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 4.9 μg/m3 (21) 41.0
 
Feb. 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 6.2 μg/m3 (26) 40.0
 
Feb. 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 5.9 μg/m3 (25) 41.0
 
Feb. 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 6.3 μg/m3 (27) 41.0
 
Feb. 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 11.1 μg/m3 (47) 47.0
 
Feb. 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 9.4 μg/m3 (40) 40.0
 
Feb. 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 13.7 μg/m3 (55) 55.0
 
Feb. 28, 2021, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 12.5 μg/m3 (52) 52.0
 
Feb. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 9.6 μg/m3 (40) 40.0
 
Feb. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 9.4 μg/m3 (40) 40.0
 
Feb. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 8.2 μg/m3 (35) 35.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 9.7 μg/m3 (41) 41.0
 
Feb. 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 9.4 μg/m3 (40) 40.0
 
Feb. 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 8.8 μg/m3 (37) 38.0
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (37) 37.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 8.4 μg/m3 (36) 40.0
 
Feb. 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 9.8 μg/m3 (41) 41.0
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 8.2 μg/m3 (35) 41.0
 
Feb. 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 5.5 μg/m3 (23) 42.0
 
Feb. 28, 2021, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 3.0 μg/m3 (13) 42.0
 
Feb. 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.1 μg/m3 (9) 41.0
 
Feb. 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 2.4 μg/m3 (10) 39.0
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.7 μg/m3 (8) 38.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 0.9 μg/m3 (4) 41.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 0.5 μg/m3 (3) 41.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 0.5 μg/m3 (3) 42.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 0.7 μg/m3 (3) 42.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 0.6 μg/m3 (3) 43.0
 
Feb. 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 0.9 μg/m3 (4) 44.0
 
Feb. 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 1.4 μg/m3 (6) 43.0
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.3 μg/m3 (14) 39.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.7 μg/m3 (16) 39.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 4.4 μg/m3 (19) 41.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 5.2 μg/m3 (22) 41.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 5.9 μg/m3 (25) 42.0
 
Feb. 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 7.9 μg/m3 (33) 37.0
 
Feb. 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 9.1 μg/m3 (38) 38.0
 
Feb. 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.0 μg/m3 (38) 38.0
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (33) 33.0
 
Feb. 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 6.2 μg/m3 (26) 44.0
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 7.1 μg/m3 (30) 41.0
 
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 8.6 μg/m3 (36) 36.0
 
Feb. 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 9.6 μg/m3 (40) 40.0
 
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 9.2 μg/m3 (39) 39.0