AQSQID: 000030120

Site Name: Lake Major

Location: Lake Loon (Cherry Brook Rd), CC

Reporting: True, Located: True

Current AQI: 32.0

Lake Loon (Cherry Brook Rd) CC, CA: 44.7197, -63.4819

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 6, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
April 6, 2020, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 2.0 μg/m3 (8) 30.0
 
April 6, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.0 μg/m3 (12) 28.0
 
April 6, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 4.0 μg/m3 (17) 23.0
 
April 6, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 1 p.m. N/A 1.0 ppb (1) N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
April 6, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
April 6, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 7.0 μg/m3 (29) 29.0
 
April 6, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 7.0 μg/m3 (29) 29.0
 
April 6, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 8.0 μg/m3 (33) 33.0
 
April 6, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 7.0 μg/m3 (29) 29.0
 
April 6, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 6.0 μg/m3 (25) 26.0
 
April 6, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 6.0 μg/m3 (25) 26.0
 
April 5, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
April 5, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
April 5, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
April 5, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
April 5, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
April 5, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
April 5, 2020, 5 p.m. N/A 1.0 ppb (1) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
April 5, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 5, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
April 5, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
April 4, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
April 4, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 4, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 4, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
April 4, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
April 4, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
April 4, 2020, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
April 4, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
April 4, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
April 4, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
April 4, 2020, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.0 μg/m3 (12) 26.0
 
April 4, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.0 μg/m3 (12) 26.0
 
April 4, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
April 4, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 1.0 μg/m3 (4) 26.0
 
April 4, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
April 4, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 3.0 μg/m3 (12) 29.0
 
April 4, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.0 μg/m3 (12) 30.0
 
April 4, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.0 μg/m3 (12) 31.0
 
April 4, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 2.0 μg/m3 (8) 31.0
 
April 4, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
April 3, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.0 μg/m3 (12) 31.0
 
April 3, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.0 μg/m3 (12) 31.0
 
April 3, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
April 3, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0
 
April 3, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.0 μg/m3 (12) 31.0
 
April 3, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
April 3, 2020, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
April 3, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
April 3, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
April 3, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.0 μg/m3 (8) 33.0
 
April 3, 2020, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.0 μg/m3 (8) 33.0
 
April 3, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.0 μg/m3 (4) 33.0
 
April 3, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
April 3, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.0 μg/m3 (4) 32.0
 
April 3, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
April 3, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
April 3, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.0 μg/m3 (4) 32.0
 
April 3, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.0 μg/m3 (4) 32.0
 
April 3, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
April 3, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.0 μg/m3 (4) 33.0
 
April 3, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.0 μg/m3 (4) 33.0
 
April 3, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 3, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 3, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.0 μg/m3 (4) 33.0
 
April 2, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.0 μg/m3 (8) 34.0
 
April 2, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.0 μg/m3 (12) 33.0
 
April 2, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.0 μg/m3 (8) 33.0
 
April 2, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.0 μg/m3 (4) 33.0
 
April 2, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 2, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 2, 2020, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.0 μg/m3 (8) 33.0
 
April 2, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
April 2, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
April 2, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (8) 8.0
 
April 2, 2020, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
April 2, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
April 2, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 3.0 μg/m3 (12) 34.0
 
April 2, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.0 μg/m3 (8) 34.0
 
April 2, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 2, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.0 μg/m3 (8) 34.0
 
April 2, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 2, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 2, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.0 μg/m3 (4) 34.0
 
April 2, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
April 2, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0
 
April 2, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 1.0 μg/m3 (4) 24.0
 
April 2, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.0 μg/m3 (8) 22.0
 
April 2, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.0 μg/m3 (8) 23.0
 
April 1, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
April 1, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.0 μg/m3 (12) 27.0
 
April 1, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
April 1, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
April 1, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
April 1, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
April 1, 2020, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
April 1, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
April 1, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 4.0 μg/m3 (17) 24.0
 
April 1, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.0 μg/m3 (12) 23.0
 
April 1, 2020, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.0 μg/m3 (12) 23.0
 
April 1, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
April 1, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.0 μg/m3 (12) 22.0
 
April 1, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 3.0 μg/m3 (12) 22.0
 
April 1, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 2.0 μg/m3 (8) 22.0
 
April 1, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 2.0 μg/m3 (8) 22.0
 
April 1, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.0 μg/m3 (8) 23.0
 
April 1, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.0 μg/m3 (8) 23.0
 
April 1, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
April 1, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
April 1, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.0 μg/m3 (8) 25.0
 
April 1, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 1.0 μg/m3 (4) 25.0
 
April 1, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 2.0 μg/m3 (8) 26.0
 
April 1, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 2.0 μg/m3 (8) 27.0
 
March 31, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 2.0 μg/m3 (8) 27.0
 
March 31, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 2.0 μg/m3 (8) 28.0
 
March 31, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
March 31, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 2.0 μg/m3 (8) 29.0
 
March 31, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 2.0 μg/m3 (8) 30.0
 
March 31, 2020, 6 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.0 μg/m3 (12) 30.0
 
March 31, 2020, 5 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
March 31, 2020, 4 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
March 31, 2020, 3 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 5.0 μg/m3 (21) 30.0
 
March 31, 2020, 2 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, 1 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, 10 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
March 31, 2020, 9 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, 8 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
March 31, 2020, 7 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
March 31, 2020, 6 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
March 31, 2020, 5 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, 4 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 31, 2020, 3 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
March 31, 2020, 2 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 6.0 μg/m3 (25) 30.0
 
March 31, 2020, 1 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
March 31, 2020, midnight N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 5.0 μg/m3 (21) 30.0
 
March 30, 2020, 11 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
March 30, 2020, 10 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 30, 2020, 9 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
March 30, 2020, 8 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.0 μg/m3 (25) 28.0
 
March 30, 2020, 7 p.m. N/A 0.0 ppb (0) N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 6.0 μg/m3 (25) 30.0