ID: 1857

AQSQID: 000030310

Site Name: Sydney

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

Updated: April 11, 2021, 2:44 a.m.

Location: Sydney (Sydney), CC

Reporting: True, Located: True

Current AQI: 33.0

Sydney (Sydney) CC, CA: 46.1425, -60.1728

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 11, 2021, 1 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 3.0 μg/m3 (13) 33.0
 
April 11, 2021, midnight N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 3.0 μg/m3 (13) 34.0
 
April 10, 2021, 11 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.0 μg/m3 (13) 35.0
 
April 10, 2021, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
April 10, 2021, 9 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.0 μg/m3 (13) 35.0
 
April 10, 2021, 8 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.0 μg/m3 (13) 35.0
 
April 10, 2021, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
April 10, 2021, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
April 10, 2021, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
April 10, 2021, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.0 μg/m3 (13) 36.0
 
April 10, 2021, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.0 μg/m3 (13) 36.0
 
April 10, 2021, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
April 10, 2021, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
April 10, 2021, noon N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
April 10, 2021, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 5.0 μg/m3 (21) 36.0
 
April 10, 2021, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
April 10, 2021, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 4.0 μg/m3 (17) 34.0
 
April 10, 2021, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
April 10, 2021, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
April 10, 2021, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
April 10, 2021, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 3.0 μg/m3 (13) 28.0
 
April 10, 2021, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
April 10, 2021, 3 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
April 10, 2021, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
April 10, 2021, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
April 10, 2021, midnight N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 7.0 μg/m3 (30) 35.0
 
April 9, 2021, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 8.0 μg/m3 (34) 38.0
 
April 9, 2021, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 8.0 μg/m3 (34) 38.0
 
April 9, 2021, 9 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 9.0 μg/m3 (38) 38.0
 
April 9, 2021, 8 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 7.0 μg/m3 (30) 39.0
 
April 9, 2021, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 6.0 μg/m3 (25) 40.0
 
April 9, 2021, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 6.0 μg/m3 (25) 41.0
 
April 9, 2021, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 5.0 μg/m3 (21) 42.0
 
April 9, 2021, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
April 9, 2021, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
April 9, 2021, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 3.0 μg/m3 (13) 41.0
 
April 9, 2021, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
April 9, 2021, noon N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
April 9, 2021, 11 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
April 9, 2021, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
April 9, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
April 9, 2021, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
April 9, 2021, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
April 9, 2021, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
April 9, 2021, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 7.0 μg/m3 (30) 38.0
 
April 9, 2021, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 7.0 μg/m3 (30) 38.0
 
April 9, 2021, 3 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 9.0 μg/m3 (38) 38.0
 
April 9, 2021, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 8.0 μg/m3 (34) 36.0
 
April 9, 2021, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 7.0 μg/m3 (30) 39.0
 
April 9, 2021, midnight N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
April 8, 2021, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 7.0 μg/m3 (30) 39.0
 
April 8, 2021, 10 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
April 8, 2021, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
April 8, 2021, 8 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
April 8, 2021, 7 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
April 8, 2021, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
April 8, 2021, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 4.0 μg/m3 (17) 41.0
 
April 8, 2021, 4 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
April 8, 2021, 3 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
April 8, 2021, 2 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
April 8, 2021, 1 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
April 8, 2021, noon N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.0 μg/m3 (21) 41.0
 
April 8, 2021, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
April 8, 2021, 10 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
April 8, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 6.0 μg/m3 (25) 35.0
 
April 8, 2021, 8 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
April 8, 2021, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
April 8, 2021, 6 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 6.0 μg/m3 (25) 36.0
 
April 8, 2021, 5 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 7.0 μg/m3 (30) 38.0
 
April 8, 2021, 4 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
April 8, 2021, 3 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
April 8, 2021, 2 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 4.0 μg/m3 (17) 37.0
 
April 8, 2021, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
April 8, 2021, midnight N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 4.0 μg/m3 (17) 34.0
 
April 7, 2021, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
April 7, 2021, 10 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, 9 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.0 μg/m3 (0) 37.0
 
April 7, 2021, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.0 μg/m3 (0) 36.0
 
April 7, 2021, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
April 7, 2021, 6 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, 5 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
April 7, 2021, 4 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 2.0 μg/m3 (9) 34.0
 
April 7, 2021, 3 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
April 7, 2021, 2 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 2.0 μg/m3 (9) 33.0
 
April 7, 2021, 1 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 2.0 μg/m3 (9) 34.0
 
April 7, 2021, noon N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 4.0 μg/m3 (17) 33.0
 
April 7, 2021, 11 a.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 1.0 μg/m3 (5) 31.0
 
April 7, 2021, 10 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 1.0 μg/m3 (5) 30.0
 
April 7, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.0 μg/m3 (5) 34.0
 
April 7, 2021, 8 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, 7 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 7, 2021, 6 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.0 μg/m3 (5) 34.0
 
April 7, 2021, 5 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 7, 2021, 4 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, 3 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, 2 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, 1 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 7, 2021, midnight N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 6, 2021, 11 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 6, 2021, 10 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
April 6, 2021, 9 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 6, 2021, 8 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 6, 2021, 7 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 2.0 μg/m3 (9) 33.0
 
April 6, 2021, 6 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A 4.0 ppb (6) 35.0 ppb (33) N/A N/A 4.0 μg/m3 (17) 33.0
 
April 6, 2021, 5 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.0 μg/m3 (9) 36.0
 
April 6, 2021, 4 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 6, 2021, 3 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
April 6, 2021, 2 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 6, 2021, 1 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 6, 2021, noon N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 6, 2021, 11 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
April 6, 2021, 10 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 6, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 6, 2021, 8 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 6, 2021, 7 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 6, 2021, 6 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 6, 2021, 5 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.0 μg/m3 (9) 36.0
 
April 6, 2021, 4 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 6, 2021, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 6, 2021, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
April 6, 2021, 1 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 6, 2021, midnight N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 5, 2021, 11 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
April 5, 2021, 10 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.0 μg/m3 (13) 35.0
 
April 5, 2021, 9 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 4.0 μg/m3 (17) 33.0
 
April 5, 2021, 8 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
April 5, 2021, 7 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.0 μg/m3 (13) 36.0
 
April 5, 2021, 6 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
April 5, 2021, 5 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
April 5, 2021, 4 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 3.0 μg/m3 (13) 37.0
 
April 5, 2021, 3 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 3.0 μg/m3 (13) 37.0
 
April 5, 2021, 2 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.0 μg/m3 (13) 36.0
 
April 5, 2021, 1 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
April 5, 2021, noon N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
April 5, 2021, 11 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 5, 2021, 10 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 5, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 5, 2021, 8 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 5, 2021, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 5, 2021, 6 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.0 μg/m3 (9) 36.0
 
April 5, 2021, 5 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 5, 2021, 4 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 5, 2021, 3 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 5, 2021, 2 a.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
April 5, 2021, 1 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
April 5, 2021, midnight N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 11 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 10 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 9 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 8 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 7 p.m. N/A 1.0 ppb (1) N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 2.0 μg/m3 (9) 39.0
 
April 4, 2021, 6 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
April 4, 2021, 5 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 5.0 μg/m3 (21) 39.0
 
April 4, 2021, 4 p.m. N/A 1.0 ppb (1) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
April 4, 2021, 3 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
April 4, 2021, 2 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 3.0 μg/m3 (13) 40.0
 
April 4, 2021, 1 p.m. N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 2.0 μg/m3 (9) 40.0
 
April 4, 2021, noon N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 3.0 μg/m3 (13) 39.0
 
April 4, 2021, 11 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.0 μg/m3 (5) 39.0
 
April 4, 2021, 10 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.0 μg/m3 (5) 39.0
 
April 4, 2021, 9 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 8 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
April 4, 2021, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
April 4, 2021, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
April 4, 2021, 5 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 4.0 μg/m3 (17) 37.0
 
April 4, 2021, 4 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.0 μg/m3 (9) 36.0
 
April 4, 2021, 3 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.0 μg/m3 (5) 36.0
 
April 4, 2021, 2 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0