ID: 995

AQSQID: 500210002

Site Name: Rutland

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

Updated: April 20, 2021, 9:43 a.m.

Location: Rutland (Pine St), VT

Reporting: True, Located: True

Current AQI: 35.0

Rutland (Pine St) VT, US: 43.608528, -72.98246

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 20, 2021, 8 a.m. 18.6 ppb (18) 6.5 ppb (7) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 3.0 ppb (3) 0.2 ppb (3) N/A 8.2 μg/m3 (35) 35.0
 
April 20, 2021, 7 a.m. 15.1 ppb (15) 4.2 ppb (4) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A 0.2 ppb (3) N/A 7.5 μg/m3 (32) 32.0
 
April 20, 2021, 6 a.m. 11.8 ppb (12) 2.3 ppb (3) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 4.0 ppb (4) 0.1 ppb (2) N/A 7.0 μg/m3 (30) 30.0
 
April 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A N/A 7.7 μg/m3 (33) 33.0
 
April 20, 2021, 4 a.m. 11.3 ppb (11) 1.9 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 6.0 ppb (6) 0.2 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
April 20, 2021, 3 a.m. 13.7 ppb (13) 2.6 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 8.0 ppb (8) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
April 20, 2021, 2 a.m. 14.4 ppb (14) 1.8 ppb (2) N/A 13.0 ppb (13) N/A 1.0 ppb (2) 8.0 ppb (8) 0.2 ppb (3) N/A 10.2 μg/m3 (43) 43.0
 
April 20, 2021, 1 a.m. 11.2 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 16.0 ppb (15) 0.2 ppb (3) N/A 9.4 μg/m3 (40) 40.0
 
April 20, 2021, midnight 16.9 ppb (16) 3.8 ppb (4) N/A 13.0 ppb (13) N/A 1.0 ppb (2) 21.0 ppb (20) 0.3 ppb (4) N/A 6.9 μg/m3 (29) 29.0
 
April 19, 2021, 11 p.m. 4.0 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 41.0 ppb (38) 0.1 ppb (2) N/A 4.8 μg/m3 (20) 38.0
 
April 19, 2021, 10 p.m. 2.2 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) 0.1 ppb (2) N/A 4.4 μg/m3 (19) 42.0
 
April 19, 2021, 9 p.m. 2.0 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) 0.1 ppb (2) N/A 4.3 μg/m3 (18) 42.0
 
April 19, 2021, 8 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) 0.1 ppb (2) N/A 4.5 μg/m3 (19) 42.0
 
April 19, 2021, 7 p.m. 3.2 ppb (4) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 46.0 ppb (43) 0.1 ppb (2) N/A 4.6 μg/m3 (20) 43.0
 
April 19, 2021, 6 p.m. 1.7 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) 0.1 ppb (2) N/A 4.2 μg/m3 (18) 43.0
 
April 19, 2021, 5 p.m. 1.9 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) 0.1 ppb (2) N/A 4.6 μg/m3 (20) 42.0
 
April 19, 2021, 4 p.m. 2.4 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 44.0 ppb (41) 0.1 ppb (2) N/A 4.9 μg/m3 (21) 41.0
 
April 19, 2021, 3 p.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 40.0 ppb (38) 0.1 ppb (2) N/A 5.8 μg/m3 (25) 38.0
 
April 19, 2021, 2 p.m. 3.3 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 5.9 μg/m3 (25) 32.0
 
April 19, 2021, 1 p.m. 11.8 ppb (12) 6.4 ppb (7) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 19.0 ppb (18) 0.7 ppb (8) N/A 6.9 μg/m3 (29) 29.0
 
April 19, 2021, noon 19.6 ppb (19) 11.9 ppb (12) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 8.0 ppb (8) 0.4 ppb (5) N/A 7.3 μg/m3 (31) 31.0
 
April 19, 2021, 11 a.m. 30.3 ppb (29) 19.4 ppb (19) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 4.0 ppb (4) 0.3 ppb (4) N/A 7.3 μg/m3 (31) 31.0
 
April 19, 2021, 10 a.m. 11.6 ppb (11) 4.2 ppb (4) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 2.0 ppb (2) 0.1 ppb (2) N/A 6.3 μg/m3 (27) 27.0
 
April 19, 2021, 9 a.m. 17.4 ppb (17) 8.7 ppb (9) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 4.0 ppb (4) 0.1 ppb (2) N/A 5.7 μg/m3 (24) 24.0
 
April 19, 2021, 8 a.m. 10.5 ppb (10) 4.0 ppb (4) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 5.0 ppb (5) 0.1 ppb (2) N/A 5.6 μg/m3 (24) 24.0
 
April 19, 2021, 7 a.m. 13.3 ppb (13) 5.6 ppb (6) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A 0.1 ppb (2) N/A 6.5 μg/m3 (28) 28.0
 
April 19, 2021, 6 a.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 7.0 ppb (7) 0.1 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
April 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A N/A 9.7 μg/m3 (41) 41.0
 
April 19, 2021, 4 a.m. 6.9 ppb (7) 1.3 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 5.0 ppb (5) 0.1 ppb (2) N/A 9.1 μg/m3 (38) 38.0
 
April 19, 2021, 3 a.m. 9.6 ppb (10) 1.1 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 7.0 ppb (7) 0.1 ppb (2) N/A 8.9 μg/m3 (38) 38.0
 
April 19, 2021, 2 a.m. 7.2 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 10.0 ppb (10) 0.2 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
April 19, 2021, 1 a.m. 5.2 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 15.0 ppb (14) 0.2 ppb (3) N/A 9.4 μg/m3 (40) 40.0
 
April 19, 2021, midnight 8.4 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 15.0 ppb (14) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
April 18, 2021, 11 p.m. 7.3 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 24.0 ppb (23) 0.1 ppb (2) N/A 6.8 μg/m3 (29) 29.0
 
April 18, 2021, 10 p.m. 3.7 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 29.0 ppb (27) 0.1 ppb (2) N/A 5.8 μg/m3 (25) 27.0
 
April 18, 2021, 9 p.m. 3.6 ppb (4) 1.4 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) 0.1 ppb (2) N/A 5.5 μg/m3 (23) 28.0
 
April 18, 2021, 8 p.m. 3.5 ppb (4) 1.3 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 5.1 μg/m3 (22) 29.0
 
April 18, 2021, 7 p.m. 1.3 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 4.8 μg/m3 (20) 31.0
 
April 18, 2021, 6 p.m. 1.7 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 5.2 μg/m3 (22) 31.0
 
April 18, 2021, 5 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 27.0 ppb (25) 0.1 ppb (2) N/A 7.3 μg/m3 (31) 31.0
 
April 18, 2021, 4 p.m. 3.2 ppb (4) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 26.0 ppb (25) 0.1 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
April 18, 2021, 3 p.m. 4.1 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) 0.1 ppb (2) N/A 7.2 μg/m3 (31) 31.0
 
April 18, 2021, 2 p.m. 5.7 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 23.0 ppb (22) 0.1 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
April 18, 2021, 1 p.m. 7.8 ppb (8) 2.5 ppb (3) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 15.0 ppb (14) 0.2 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
April 18, 2021, noon 13.7 ppb (13) 6.7 ppb (7) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 10.0 ppb (10) 0.1 ppb (2) N/A 8.4 μg/m3 (36) 36.0
 
April 18, 2021, 11 a.m. 13.8 ppb (14) 6.5 ppb (7) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 5.0 ppb (5) 0.2 ppb (3) N/A 9.1 μg/m3 (38) 38.0
 
April 18, 2021, 10 a.m. 8.2 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 7.0 ppb (7) 0.1 ppb (2) N/A 8.3 μg/m3 (35) 35.0
 
April 18, 2021, 9 a.m. 8.6 ppb (9) 1.5 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 5.0 ppb (5) 0.2 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
April 18, 2021, 8 a.m. 7.1 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 7.0 ppb (7) 0.1 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
April 18, 2021, 7 a.m. 8.7 ppb (9) 2.0 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A 0.2 ppb (3) N/A 10.1 μg/m3 (43) 43.0
 
April 18, 2021, 6 a.m. 12.4 ppb (12) 3.2 ppb (4) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 3.0 ppb (3) 0.2 ppb (3) N/A 11.3 μg/m3 (48) 48.0
 
April 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 11.4 μg/m3 (48) 48.0
 
April 18, 2021, 4 a.m. 6.1 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 11.0 ppb (11) 0.1 ppb (2) N/A 8.6 μg/m3 (36) 36.0
 
April 18, 2021, 3 a.m. 12.1 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 6.0 ppb (6) 0.2 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
April 18, 2021, 2 a.m. 14.8 ppb (14) 4.0 ppb (4) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 8.0 ppb (8) 0.2 ppb (3) N/A 8.7 μg/m3 (37) 37.0
 
April 18, 2021, 1 a.m. 11.8 ppb (12) 1.4 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 16.0 ppb (15) 0.2 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
April 18, 2021, midnight 4.9 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 30.0 ppb (28) 0.2 ppb (3) N/A 6.0 μg/m3 (25) 28.0
 
April 17, 2021, 11 p.m. 2.0 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 6.3 μg/m3 (27) 32.0
 
April 17, 2021, 10 p.m. 2.2 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 4.8 μg/m3 (20) 32.0
 
April 17, 2021, 9 p.m. 3.5 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 4.8 μg/m3 (20) 31.0
 
April 17, 2021, 8 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 5.0 μg/m3 (21) 32.0
 
April 17, 2021, 7 p.m. 1.5 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 4.9 μg/m3 (21) 32.0
 
April 17, 2021, 6 p.m. 1.2 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 5.7 μg/m3 (24) 29.0
 
April 17, 2021, 5 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) 0.1 ppb (2) N/A 6.4 μg/m3 (27) 28.0
 
April 17, 2021, 4 p.m. 2.0 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) 0.1 ppb (2) N/A 7.3 μg/m3 (31) 31.0
 
April 17, 2021, 3 p.m. 2.2 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) 0.1 ppb (2) N/A 6.1 μg/m3 (26) 27.0
 
April 17, 2021, 2 p.m. 1.8 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 4.1 μg/m3 (18) 29.0
 
April 17, 2021, 1 p.m. 2.1 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) N/A 3.9 μg/m3 (17) 26.0
 
April 17, 2021, noon 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) N/A 3.8 μg/m3 (16) 26.0
 
April 17, 2021, 11 a.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 27.0 ppb (25) 0.1 ppb (2) N/A 3.7 μg/m3 (16) 25.0
 
April 17, 2021, 10 a.m. 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) N/A 3.4 μg/m3 (15) 26.0
 
April 17, 2021, 9 a.m. 1.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) 0.1 ppb (2) N/A 3.0 μg/m3 (13) 27.0
 
April 17, 2021, 8 a.m. 1.4 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) 0.1 ppb (2) N/A 2.8 μg/m3 (12) 27.0
 
April 17, 2021, 7 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A 0.1 ppb (2) N/A 2.3 μg/m3 (10) 10.0
 
April 17, 2021, 6 a.m. 1.0 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) 0.1 ppb (2) N/A 2.4 μg/m3 (10) 28.0
 
April 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 2.7 μg/m3 (12) 27.0
 
April 17, 2021, 4 a.m. 1.2 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) N/A 3.1 μg/m3 (13) 26.0
 
April 17, 2021, 3 a.m. 1.6 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 27.0 ppb (25) 0.1 ppb (2) N/A 3.3 μg/m3 (14) 25.0
 
April 17, 2021, 2 a.m. 2.2 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 26.0 ppb (25) 0.1 ppb (2) N/A 3.5 μg/m3 (15) 25.0
 
April 17, 2021, 1 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) N/A 1.9 μg/m3 (8) 26.0
 
April 17, 2021, midnight 2.6 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) N/A 2.0 μg/m3 (9) 26.0
 
April 16, 2021, 11 p.m. 3.1 ppb (3) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 30.0 ppb (28) 0.1 ppb (2) N/A 1.4 μg/m3 (6) 28.0
 
April 16, 2021, 10 p.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 1.1 μg/m3 (5) 29.0
 
April 16, 2021, 9 p.m. 3.9 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 0.8 μg/m3 (4) 29.0
 
April 16, 2021, 8 p.m. 3.2 ppb (4) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 0.9 μg/m3 (4) 31.0
 
April 16, 2021, 7 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 0.7 μg/m3 (3) 32.0
 
April 16, 2021, 6 p.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 35.0 ppb (33) 0.1 ppb (2) N/A 0.8 μg/m3 (4) 33.0
 
April 16, 2021, 5 p.m. 2.6 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) 0.1 ppb (2) N/A 0.8 μg/m3 (4) 34.0
 
April 16, 2021, 4 p.m. 3.5 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 1.4 μg/m3 (6) 32.0
 
April 16, 2021, 3 p.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 1.5 μg/m3 (7) 32.0
 
April 16, 2021, 2 p.m. 2.3 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 1.7 μg/m3 (8) 32.0
 
April 16, 2021, 1 p.m. 2.8 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 35.0 ppb (33) 0.1 ppb (2) N/A 1.3 μg/m3 (6) 33.0
 
April 16, 2021, noon 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 1.2 μg/m3 (5) 32.0
 
April 16, 2021, 11 a.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 30.0 ppb (28) 0.1 ppb (2) N/A 2.2 μg/m3 (10) 28.0
 
April 16, 2021, 10 a.m. 3.4 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 2.0 μg/m3 (9) 29.0
 
April 16, 2021, 9 a.m. 2.6 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) 0.1 ppb (2) N/A 2.4 μg/m3 (10) 29.0
 
April 16, 2021, 8 a.m. 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 32.0 ppb (30) 0.1 ppb (2) N/A 1.9 μg/m3 (8) 30.0
 
April 16, 2021, 7 a.m. 1.6 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A 0.1 ppb (2) N/A 1.6 μg/m3 (7) 7.0
 
April 16, 2021, 6 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 38.0 ppb (36) 0.1 ppb (2) N/A 1.8 μg/m3 (8) 36.0
 
April 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.9 μg/m3 (8) 37.0
 
April 16, 2021, 4 a.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 39.0 ppb (37) 0.1 ppb (2) N/A 1.7 μg/m3 (8) 37.0
 
April 16, 2021, 3 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) 0.1 ppb (2) N/A 1.0 μg/m3 (5) 35.0
 
April 16, 2021, 2 a.m. 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) 0.1 ppb (2) N/A 1.0 μg/m3 (5) 34.0
 
April 16, 2021, 1 a.m. 3.1 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 1.0 μg/m3 (5) 32.0
 
April 16, 2021, midnight 2.5 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 1.6 μg/m3 (7) 32.0
 
April 15, 2021, 11 p.m. 4.3 ppb (5) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 35.0 ppb (33) 0.1 ppb (2) N/A 3.3 μg/m3 (14) 33.0
 
April 15, 2021, 10 p.m. 2.2 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) 0.1 ppb (2) N/A 4.0 μg/m3 (17) 35.0
 
April 15, 2021, 9 p.m. 6.4 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 36.0 ppb (34) 0.1 ppb (2) N/A 3.5 μg/m3 (15) 34.0
 
April 15, 2021, 8 p.m. 6.4 ppb (7) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.1 ppb (2) N/A 3.8 μg/m3 (16) 33.0
 
April 15, 2021, 7 p.m. 6.3 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 3.5 μg/m3 (15) 32.0
 
April 15, 2021, 6 p.m. 5.5 ppb (6) 1.3 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 2.6 μg/m3 (11) 32.0
 
April 15, 2021, 5 p.m. 3.7 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 34.0 ppb (32) 0.1 ppb (2) N/A 4.3 μg/m3 (18) 32.0
 
April 15, 2021, 4 p.m. 6.5 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 5.0 μg/m3 (21) 31.0
 
April 15, 2021, 3 p.m. 10.2 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 32.0 ppb (30) 0.2 ppb (3) N/A 5.9 μg/m3 (25) 30.0
 
April 15, 2021, 2 p.m. 10.5 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 31.0 ppb (29) 0.2 ppb (3) N/A 7.7 μg/m3 (33) 33.0
 
April 15, 2021, 1 p.m. 5.5 ppb (6) 1.5 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) 0.2 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
April 15, 2021, noon 5.4 ppb (6) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 32.0 ppb (30) 0.2 ppb (3) N/A 7.5 μg/m3 (32) 32.0
 
April 15, 2021, 11 a.m. 5.9 ppb (6) 1.7 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 7.1 μg/m3 (30) 31.0
 
April 15, 2021, 10 a.m. 5.5 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.1 ppb (2) N/A 7.3 μg/m3 (31) 33.0
 
April 15, 2021, 9 a.m. 4.6 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 35.0 ppb (33) 0.1 ppb (2) N/A 6.8 μg/m3 (29) 33.0
 
April 15, 2021, 8 a.m. 5.0 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) N/A 6.3 μg/m3 (27) 31.0
 
April 15, 2021, 7 a.m. 5.5 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A 0.1 ppb (2) N/A 5.9 μg/m3 (25) 25.0
 
April 15, 2021, 6 a.m. 4.1 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 26.0 ppb (25) 0.1 ppb (2) N/A 5.8 μg/m3 (25) 25.0
 
April 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 5.6 μg/m3 (24) 24.0
 
April 15, 2021, 4 a.m. 3.6 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 24.0 ppb (23) 0.1 ppb (2) N/A 6.1 μg/m3 (26) 26.0
 
April 15, 2021, 3 a.m. 11.4 ppb (11) 1.2 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) 18.0 ppb (17) 0.2 ppb (3) N/A 9.9 μg/m3 (42) 42.0
 
April 15, 2021, 2 a.m. 8.8 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 24.0 ppb (23) 0.2 ppb (3) N/A 13.7 μg/m3 (55) 55.0
 
April 15, 2021, 1 a.m. 7.5 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.2 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
April 15, 2021, midnight 8.9 ppb (9) 0.8 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 31.0 ppb (29) 0.2 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
April 14, 2021, 11 p.m. 6.9 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 40.0 ppb (38) 0.2 ppb (3) N/A 10.1 μg/m3 (43) 43.0
 
April 14, 2021, 10 p.m. 2.4 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 48.0 ppb (45) 0.1 ppb (2) N/A 4.1 μg/m3 (18) 45.0
 
April 14, 2021, 9 p.m. 2.1 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 48.0 ppb (45) 0.1 ppb (2) N/A 4.3 μg/m3 (18) 45.0
 
April 14, 2021, 8 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 47.0 ppb (44) 0.1 ppb (2) N/A 4.4 μg/m3 (19) 44.0
 
April 14, 2021, 7 p.m. 5.7 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 46.0 ppb (43) 0.1 ppb (2) N/A 4.3 μg/m3 (18) 43.0
 
April 14, 2021, 6 p.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 47.0 ppb (44) 0.1 ppb (2) N/A 3.5 μg/m3 (15) 44.0
 
April 14, 2021, 5 p.m. 1.8 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 46.0 ppb (43) 0.1 ppb (2) N/A 3.9 μg/m3 (17) 43.0
 
April 14, 2021, 4 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) 0.1 ppb (2) N/A 4.3 μg/m3 (18) 42.0
 
April 14, 2021, 3 p.m. 1.6 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 46.0 ppb (43) 0.1 ppb (2) N/A 4.3 μg/m3 (18) 43.0
 
April 14, 2021, 2 p.m. 2.9 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 40.0 ppb (38) 0.1 ppb (2) N/A 5.4 μg/m3 (23) 38.0
 
April 14, 2021, 1 p.m. 7.5 ppb (8) 2.4 ppb (3) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 24.0 ppb (23) 0.1 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
April 14, 2021, noon 21.6 ppb (21) 10.5 ppb (10) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 7.0 ppb (7) 0.2 ppb (3) N/A 7.3 μg/m3 (31) 31.0
 
April 14, 2021, 11 a.m. 7.1 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 10.0 ppb (10) 0.1 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
April 14, 2021, 10 a.m. 11.0 ppb (11) 2.7 ppb (3) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 6.0 ppb (6) 0.1 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
April 14, 2021, 9 a.m. 9.8 ppb (10) 2.4 ppb (3) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 8.0 ppb (8) 0.1 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 14, 2021, 8 a.m. 10.0 ppb (10) 1.8 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 5.0 ppb (5) 0.1 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 14, 2021, 7 a.m. 7.0 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A 0.1 ppb (2) N/A 6.5 μg/m3 (28) 28.0
 
April 14, 2021, 6 a.m. 5.0 ppb (5) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 11.0 ppb (11) 0.1 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 5.8 μg/m3 (25) 25.0
 
April 14, 2021, 4 a.m. 5.0 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 17.0 ppb (16) 0.1 ppb (2) N/A 5.1 μg/m3 (22) 22.0
 
April 14, 2021, 3 a.m. 4.7 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 20.0 ppb (19) 0.1 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
April 14, 2021, 2 a.m. 6.2 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 20.0 ppb (19) 0.1 ppb (2) N/A 4.9 μg/m3 (21) 21.0
 
April 14, 2021, 1 a.m. 6.2 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 26.0 ppb (25) 0.2 ppb (3) N/A 5.2 μg/m3 (22) 25.0
 
April 14, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.8 μg/m3 (16) 32.0
 
April 13, 2021, 11 p.m. 5.1 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A 0.1 ppb (2) N/A 4.6 μg/m3 (20) 20.0
 
April 13, 2021, 10 p.m. 2.5 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) 0.1 ppb (2) N/A 3.7 μg/m3 (16) 36.0
 
April 13, 2021, 9 p.m. 2.3 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 39.0 ppb (37) 0.1 ppb (2) N/A 2.5 μg/m3 (11) 37.0
 
April 13, 2021, 8 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 40.0 ppb (38) 0.1 ppb (2) N/A 2.3 μg/m3 (10) 38.0
 
April 13, 2021, 7 p.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 40.0 ppb (38) 0.1 ppb (2) N/A 2.4 μg/m3 (10) 38.0
 
April 13, 2021, 6 p.m. 1.2 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 39.0 ppb (37) 0.1 ppb (2) N/A 2.5 μg/m3 (11) 37.0
 
April 13, 2021, 5 p.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 39.0 ppb (37) 0.1 ppb (2) N/A 2.3 μg/m3 (10) 37.0
 
April 13, 2021, 4 p.m. 1.4 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) 0.1 ppb (2) N/A 2.4 μg/m3 (10) 36.0
 
April 13, 2021, 3 p.m. 1.0 ppb (1) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) 0.1 ppb (2) N/A 2.3 μg/m3 (10) 35.0
 
April 13, 2021, 2 p.m. 1.7 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 38.0 ppb (36) 0.1 ppb (2) N/A 2.2 μg/m3 (10) 36.0
 
April 13, 2021, 1 p.m. 8.7 ppb (9) 4.1 ppb (4) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 29.0 ppb (27) 0.3 ppb (4) N/A 5.1 μg/m3 (22) 27.0
 
April 13, 2021, noon 14.4 ppb (14) 6.8 ppb (7) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 16.0 ppb (15) 0.2 ppb (3) N/A 7.4 μg/m3 (31) 31.0
 
April 13, 2021, 11 a.m. 20.5 ppb (20) 11.5 ppb (11) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 6.0 ppb (6) 0.2 ppb (3) N/A 9.8 μg/m3 (41) 41.0
 
April 13, 2021, 10 a.m. 17.1 ppb (17) 6.2 ppb (6) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 3.0 ppb (3) 0.1 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
April 13, 2021, 9 a.m. 10.8 ppb (11) 2.8 ppb (3) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 6.0 ppb (6) 0.1 ppb (2) N/A 5.6 μg/m3 (24) 24.0