AQSQID: 230090103

Site Name: Acadia Np - Mcfarland

Location: Bar Harbor (Eagle Lake Rd), ME

Reporting: True, Located: True

Current AQI: 27.0

Bar Harbor (Eagle Lake Rd) ME, US: 44.377048, -68.260902

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 28, 2020, noon N/A 0.0 ppb (0) 0.4 ppb (0) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.2 μg/m3 (1) 27.0
 
Jan. 28, 2020, 11 a.m. N/A 0.0 ppb (0) 0.3 ppb (0) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.2 μg/m3 (1) 27.0
 
Jan. 28, 2020, 10 a.m. N/A 0.0 ppb (0) 0.4 ppb (0) N/A N/A 0.0 ppb (0) N/A N/A N/A 0.3 μg/m3 (1) 1.0
 
Jan. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 0.1 μg/m3 (0) 25.0
 
Jan. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 0.3 μg/m3 (1) 25.0
 
Jan. 28, 2020, 7 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 0.4 μg/m3 (2) 24.0
 
Jan. 28, 2020, 6 a.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.6 μg/m3 (2) 22.0
 
Jan. 28, 2020, 5 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 0.9 μg/m3 (4) 21.0
 
Jan. 28, 2020, 4 a.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 0.8 μg/m3 (3) 21.0
 
Jan. 28, 2020, 3 a.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.7 μg/m3 (3) 20.0
 
Jan. 28, 2020, 2 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.6 μg/m3 (2) 20.0
 
Jan. 28, 2020, 1 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 1.1 μg/m3 (5) 16.0
 
Jan. 28, 2020, midnight N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 2.0 μg/m3 (8) 15.0
 
Jan. 27, 2020, 11 p.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.5 μg/m3 (6) 15.0
 
Jan. 27, 2020, 10 p.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.1 μg/m3 (5) 15.0
 
Jan. 27, 2020, 9 p.m. N/A 0.1 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.0 μg/m3 (4) 15.0
 
Jan. 27, 2020, 8 p.m. N/A 0.3 ppb (0) 3.3 ppb (3) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 0.9 μg/m3 (4) 15.0
 
Jan. 27, 2020, 7 p.m. N/A 1.4 ppb (1) 6.3 ppb (6) N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 0.8 μg/m3 (3) 14.0
 
Jan. 27, 2020, 6 p.m. N/A 0.6 ppb (1) 2.9 ppb (3) N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.9 μg/m3 (4) 15.0
 
Jan. 27, 2020, 5 p.m. N/A 0.5 ppb (0) 2.3 ppb (2) N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.8 μg/m3 (3) 15.0
 
Jan. 27, 2020, 4 p.m. N/A 0.4 ppb (0) 2.3 ppb (2) N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.8 μg/m3 (3) 15.0
 
Jan. 27, 2020, 3 p.m. N/A 0.4 ppb (0) 2.2 ppb (2) N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 1.1 μg/m3 (5) 15.0
 
Jan. 27, 2020, 2 p.m. N/A 0.6 ppb (1) 2.4 ppb (2) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.2 μg/m3 (5) 15.0
 
Jan. 27, 2020, 1 p.m. N/A 0.6 ppb (1) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 1.3 μg/m3 (5) 14.0
 
Jan. 27, 2020, noon N/A 0.3 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 1.1 μg/m3 (5) 13.0
 
Jan. 27, 2020, 11 a.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 1.0 μg/m3 (4) 13.0
 
Jan. 27, 2020, 10 a.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 1.2 μg/m3 (5) 12.0
 
Jan. 27, 2020, 9 a.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 1.0 μg/m3 (4) 12.0
 
Jan. 27, 2020, 8 a.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 1.0 μg/m3 (4) 13.0
 
Jan. 27, 2020, 7 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.0 μg/m3 (4) 15.0
 
Jan. 27, 2020, 6 a.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 1.0 μg/m3 (4) 16.0
 
Jan. 27, 2020, 5 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 0.8 μg/m3 (3) 18.0
 
Jan. 27, 2020, 4 a.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 0.7 μg/m3 (3) 18.0
 
Jan. 27, 2020, 3 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 0.9 μg/m3 (4) 19.0
 
Jan. 27, 2020, 2 a.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.1 μg/m3 (0) 20.0
 
Jan. 27, 2020, 1 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.1 μg/m3 (0) 20.0
 
Jan. 27, 2020, midnight N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.5 μg/m3 (2) 22.0
 
Jan. 26, 2020, 11 p.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.6 μg/m3 (2) 23.0
 
Jan. 26, 2020, 10 p.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 0.2 μg/m3 (1) 24.0
 
Jan. 26, 2020, 9 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.2 μg/m3 (1) 25.0
 
Jan. 26, 2020, 8 p.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.3 μg/m3 (1) 25.0
 
Jan. 26, 2020, 7 p.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.0 μg/m3 (0) 25.0
 
Jan. 26, 2020, 6 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.1 μg/m3 (0) 27.0
 
Jan. 26, 2020, 5 p.m. N/A 0.1 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 0.1 μg/m3 (0) 28.0
 
Jan. 26, 2020, 4 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 0.6 μg/m3 (2) 31.0
 
Jan. 26, 2020, 3 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.5 μg/m3 (2) 32.0
 
Jan. 26, 2020, 2 p.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.1 μg/m3 (0) 32.0
 
Jan. 26, 2020, 1 p.m. N/A 0.0 ppb (0) 0.5 ppb (0) N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
Jan. 26, 2020, noon N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.5 μg/m3 (2) 32.0
 
Jan. 26, 2020, 11 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.5 μg/m3 (2) 32.0
 
Jan. 26, 2020, 10 a.m. N/A 0.0 ppb (0) 0.5 ppb (0) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 1.3 μg/m3 (5) 31.0
 
Jan. 26, 2020, 9 a.m. N/A 0.0 ppb (0) 0.5 ppb (0) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 1.9 μg/m3 (8) 31.0
 
Jan. 26, 2020, 8 a.m. N/A 0.0 ppb (0) 0.5 ppb (0) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.8 μg/m3 (8) 30.0
 
Jan. 26, 2020, 7 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.5 μg/m3 (6) 30.0
 
Jan. 26, 2020, 6 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.0 μg/m3 (8) 29.0
 
Jan. 26, 2020, 5 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 3.0 μg/m3 (12) 28.0
 
Jan. 26, 2020, 4 a.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.6 μg/m3 (15) 28.0
 
Jan. 26, 2020, 3 a.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
Jan. 26, 2020, 2 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.1 μg/m3 (17) 27.0
 
Jan. 26, 2020, 1 a.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.1 μg/m3 (17) 28.0
 
Jan. 26, 2020, midnight N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.3 μg/m3 (18) 26.0
 
Jan. 25, 2020, 11 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.1 μg/m3 (17) 26.0
 
Jan. 25, 2020, 10 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
Jan. 25, 2020, 9 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.6 μg/m3 (19) 28.0
 
Jan. 25, 2020, 8 p.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.8 μg/m3 (20) 28.0
 
Jan. 25, 2020, 7 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.5 μg/m3 (19) 27.0
 
Jan. 25, 2020, 6 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.9 μg/m3 (20) 28.0
 
Jan. 25, 2020, 5 p.m. N/A 0.0 ppb (0) 0.7 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 5.2 μg/m3 (22) 28.0
 
Jan. 25, 2020, 4 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 5.6 μg/m3 (23) 28.0
 
Jan. 25, 2020, 3 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.9 μg/m3 (20) 29.0
 
Jan. 25, 2020, 2 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 5.1 μg/m3 (21) 30.0
 
Jan. 25, 2020, 1 p.m. N/A 0.0 ppb (0) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 4.9 μg/m3 (20) 28.0
 
Jan. 25, 2020, noon N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.8 μg/m3 (20) 27.0
 
Jan. 25, 2020, 11 a.m. N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.8 μg/m3 (20) 26.0
 
Jan. 25, 2020, 10 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
Jan. 25, 2020, 9 a.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 25, 2020, 8 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 4.6 μg/m3 (19) 22.0
 
Jan. 25, 2020, 7 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
Jan. 25, 2020, 6 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 4.1 μg/m3 (17) 22.0
 
Jan. 25, 2020, 5 a.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.3 μg/m3 (18) 24.0
 
Jan. 25, 2020, 4 a.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 4.3 μg/m3 (18) 23.0
 
Jan. 25, 2020, 3 a.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 4.5 μg/m3 (19) 22.0
 
Jan. 25, 2020, 2 a.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.4 μg/m3 (18) 24.0
 
Jan. 25, 2020, 1 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
Jan. 25, 2020, midnight N/A 0.0 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 4.5 μg/m3 (19) 25.0
 
Jan. 24, 2020, 11 p.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 4.3 μg/m3 (18) 25.0
 
Jan. 24, 2020, 10 p.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
Jan. 24, 2020, 9 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 5.2 μg/m3 (22) 25.0
 
Jan. 24, 2020, 8 p.m. N/A 0.1 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 5.8 μg/m3 (24) 26.0
 
Jan. 24, 2020, 7 p.m. N/A 0.2 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 24, 2020, 6 p.m. N/A 0.2 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 24, 2020, 5 p.m. N/A 0.3 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 24, 2020, 4 p.m. N/A 0.4 ppb (0) 2.3 ppb (2) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 24, 2020, 3 p.m. N/A 0.4 ppb (0) 2.6 ppb (2) N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 8.4 μg/m3 (35) 35.0
 
Jan. 24, 2020, 2 p.m. N/A 0.2 ppb (0) 2.6 ppb (2) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 10.1 μg/m3 (42) 42.0
 
Jan. 24, 2020, 1 p.m. N/A 0.1 ppb (0) 2.5 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 9.8 μg/m3 (41) 41.0
 
Jan. 24, 2020, noon N/A 0.0 ppb (0) 2.2 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 8.8 μg/m3 (37) 37.0
 
Jan. 24, 2020, 11 a.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 24, 2020, 10 a.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 7.3 μg/m3 (30) 30.0
 
Jan. 24, 2020, 9 a.m. N/A 0.0 ppb (0) 2.2 ppb (2) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 7.9 μg/m3 (33) 33.0
 
Jan. 24, 2020, 8 a.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 8.1 μg/m3 (34) 34.0
 
Jan. 24, 2020, 7 a.m. N/A 0.0 ppb (0) 2.1 ppb (2) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.2 μg/m3 (26) 32.0
 
Jan. 24, 2020, 6 a.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.2 μg/m3 (26) 32.0
 
Jan. 24, 2020, 5 a.m. N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 5.4 μg/m3 (23) 32.0
 
Jan. 24, 2020, 4 a.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 5.3 μg/m3 (22) 33.0
 
Jan. 24, 2020, 3 a.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 7.5 μg/m3 (31) 31.0
 
Jan. 24, 2020, 2 a.m. N/A 0.0 ppb (0) 2.8 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 6.7 μg/m3 (28) 30.0
 
Jan. 24, 2020, 1 a.m. N/A 0.0 ppb (0) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 6.5 μg/m3 (27) 30.0
 
Jan. 24, 2020, midnight N/A 0.0 ppb (0) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 5.6 μg/m3 (23) 30.0
 
Jan. 23, 2020, 11 p.m. N/A 0.0 ppb (0) 3.4 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 5.1 μg/m3 (21) 30.0
 
Jan. 23, 2020, 10 p.m. N/A 0.0 ppb (0) 3.3 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 4.3 μg/m3 (18) 30.0
 
Jan. 23, 2020, 9 p.m. N/A 0.0 ppb (0) 3.5 ppb (3) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 3.9 μg/m3 (16) 30.0
 
Jan. 23, 2020, 8 p.m. N/A 0.2 ppb (0) 4.1 ppb (4) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.2 μg/m3 (18) 29.0
 
Jan. 23, 2020, 7 p.m. N/A 0.5 ppb (0) 4.7 ppb (4) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 4.5 μg/m3 (19) 30.0
 
Jan. 23, 2020, 6 p.m. N/A 0.7 ppb (1) 4.5 ppb (4) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 4.9 μg/m3 (20) 30.0
 
Jan. 23, 2020, 5 p.m. N/A 0.7 ppb (1) 3.8 ppb (4) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 5.3 μg/m3 (22) 30.0
 
Jan. 23, 2020, 4 p.m. N/A 0.9 ppb (1) 4.3 ppb (4) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
Jan. 23, 2020, 3 p.m. N/A 1.2 ppb (1) 5.7 ppb (5) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 23, 2020, 2 p.m. N/A 1.3 ppb (1) 6.6 ppb (6) N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 5.6 μg/m3 (23) 25.0
 
Jan. 23, 2020, 1 p.m. N/A 1.0 ppb (1) 7.9 ppb (7) N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 23, 2020, noon N/A 0.2 ppb (0) 4.9 ppb (5) N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 5.4 μg/m3 (23) 25.0
 
Jan. 23, 2020, 11 a.m. N/A 0.0 ppb (0) 3.2 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.6 μg/m3 (19) 26.0
 
Jan. 23, 2020, 10 a.m. N/A 0.0 ppb (0) 3.1 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.4 μg/m3 (18) 26.0
 
Jan. 23, 2020, 9 a.m. N/A 0.0 ppb (0) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
Jan. 23, 2020, 8 a.m. N/A 0.0 ppb (0) 2.4 ppb (2) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.2 μg/m3 (18) 28.0
 
Jan. 23, 2020, 7 a.m. N/A 0.0 ppb (0) 2.5 ppb (2) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.4 μg/m3 (18) 28.0
 
Jan. 23, 2020, 6 a.m. N/A 0.0 ppb (0) 2.3 ppb (2) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 4.7 μg/m3 (20) 28.0
 
Jan. 23, 2020, 5 a.m. N/A 0.0 ppb (0) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 4.2 μg/m3 (18) 30.0
 
Jan. 23, 2020, 4 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.8 μg/m3 (12) 30.0
 
Jan. 23, 2020, 3 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 3.0 μg/m3 (12) 29.0
 
Jan. 23, 2020, 2 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 3.1 μg/m3 (13) 29.0
 
Jan. 23, 2020, 1 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.5 μg/m3 (10) 30.0
 
Jan. 23, 2020, midnight N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 1.9 μg/m3 (8) 31.0
 
Jan. 22, 2020, 11 p.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 1.9 μg/m3 (8) 32.0
 
Jan. 22, 2020, 10 p.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
Jan. 22, 2020, 9 p.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 2.4 μg/m3 (10) 31.0
 
Jan. 22, 2020, 8 p.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.5 μg/m3 (10) 32.0
 
Jan. 22, 2020, 7 p.m. N/A 0.1 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.4 μg/m3 (10) 32.0
 
Jan. 22, 2020, 6 p.m. N/A 0.1 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
Jan. 22, 2020, 5 p.m. N/A 0.1 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
Jan. 22, 2020, 4 p.m. N/A 0.1 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.7 μg/m3 (11) 32.0
 
Jan. 22, 2020, 3 p.m. N/A 0.1 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
Jan. 22, 2020, 2 p.m. N/A 0.1 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 1.9 μg/m3 (8) 32.0
 
Jan. 22, 2020, 1 p.m. N/A 0.1 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
Jan. 22, 2020, noon N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 4.0 μg/m3 (17) 32.0
 
Jan. 22, 2020, 11 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 4.7 μg/m3 (20) 32.0
 
Jan. 22, 2020, 10 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 3.6 μg/m3 (15) 31.0
 
Jan. 22, 2020, 9 a.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 3.5 μg/m3 (15) 31.0
 
Jan. 22, 2020, 8 a.m. N/A 0.0 ppb (0) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 4.2 μg/m3 (18) 28.0
 
Jan. 22, 2020, 7 a.m. N/A 0.0 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.9 μg/m3 (12) 29.0
 
Jan. 22, 2020, 6 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.2 μg/m3 (9) 29.0
 
Jan. 22, 2020, 5 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.9 μg/m3 (8) 30.0
 
Jan. 22, 2020, 4 a.m. N/A 0.0 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.9 μg/m3 (8) 30.0
 
Jan. 22, 2020, 3 a.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
Jan. 22, 2020, 2 a.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.2 μg/m3 (9) 30.0
 
Jan. 22, 2020, 1 a.m. N/A 0.0 ppb (0) 1.4 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.3 μg/m3 (10) 30.0
 
Jan. 22, 2020, midnight N/A 0.0 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.8 μg/m3 (8) 30.0
 
Jan. 21, 2020, 11 p.m. N/A 0.0 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.6 μg/m3 (7) 30.0
 
Jan. 21, 2020, 10 p.m. N/A 0.0 ppb (0) 1.6 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.6 μg/m3 (7) 29.0
 
Jan. 21, 2020, 9 p.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.0 μg/m3 (8) 29.0
 
Jan. 21, 2020, 8 p.m. N/A 0.1 ppb (0) 1.5 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.8 μg/m3 (8) 30.0
 
Jan. 21, 2020, 7 p.m. N/A 0.2 ppb (0) 1.4 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.5 μg/m3 (6) 29.0
 
Jan. 21, 2020, 6 p.m. N/A 0.2 ppb (0) 1.2 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.4 μg/m3 (6) 29.0
 
Jan. 21, 2020, 5 p.m. N/A 0.2 ppb (0) 1.1 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.1 μg/m3 (5) 29.0
 
Jan. 21, 2020, 4 p.m. N/A 0.2 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.0 μg/m3 (4) 29.0
 
Jan. 21, 2020, 3 p.m. N/A 0.3 ppb (0) 1.3 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.2 μg/m3 (5) 28.0
 
Jan. 21, 2020, 2 p.m. N/A 0.4 ppb (0) 1.7 ppb (2) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.5 μg/m3 (6) 28.0
 
Jan. 21, 2020, 1 p.m. N/A 0.3 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0