AQSQID: 230031100

Site Name: Micmac

Location: Presque Isle (Sunset Loop), ME

Reporting: True, Located: True

Current AQI: 20.0

Presque Isle (Sunset Loop) ME, US: 46.6964, -68.033096

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2020, 9 a.m. 4.1 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 0.0 ppb (0) 0.16 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 22, 2020, 8 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Jan. 22, 2020, 7 a.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 3.8 μg/m3 (16) 16.0
 
Jan. 22, 2020, 6 a.m. 1.2 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 0.0 ppb (0) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2020, 5 a.m. 1.4 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 0.0 ppb (0) 0.13 ppb (1) N/A 3.2 μg/m3 (13) 13.0
 
Jan. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 2.6 μg/m3 (11) 11.0
 
Jan. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.5 μg/m3 (15) 15.0
 
Jan. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 4.5 μg/m3 (19) 19.0
 
Jan. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.1 μg/m3 (13) 13.0
 
Jan. 22, 2020, midnight N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.7 μg/m3 (15) 15.0
 
Jan. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.6 μg/m3 (15) 15.0
 
Jan. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 4.4 μg/m3 (18) 18.0
 
Jan. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 2.4 μg/m3 (10) 10.0
 
Jan. 21, 2020, 8 p.m. 2.8 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Jan. 21, 2020, 7 p.m. 5.3 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 3.8 μg/m3 (16) 16.0
 
Jan. 21, 2020, 6 p.m. 3.6 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2020, 5 p.m. 3.5 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 3.1 μg/m3 (13) 13.0
 
Jan. 21, 2020, 2 p.m. 24.9 ppb (23) 12.3 ppb (11) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.32 ppb (4) N/A 10.1 μg/m3 (42) 42.0
 
Jan. 21, 2020, 1 p.m. 39.1 ppb (36) 19.3 ppb (18) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 0.0 ppb (0) 0.42 ppb (5) N/A 14.6 μg/m3 (56) 56.0
 
Jan. 21, 2020, noon 49.7 ppb (46) 20.2 ppb (19) N/A 29.0 ppb (27) N/A 1.0 ppb (1) 0.0 ppb (0) 0.87 ppb (10) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 21, 2020, 11 a.m. 28.5 ppb (26) 3.9 ppb (4) N/A 25.0 ppb (23) N/A 0.0 ppb (0) 0.0 ppb (0) 0.4 ppb (4) N/A 8.9 μg/m3 (37) 37.0
 
Jan. 21, 2020, 10 a.m. 27.8 ppb (26) 3.9 ppb (4) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 0.0 ppb (0) 0.24 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 21, 2020, 9 a.m. 15.0 ppb (14) 2.1 ppb (2) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.56 ppb (6) N/A 7.4 μg/m3 (31) 31.0
 
Jan. 21, 2020, 8 a.m. 15.0 ppb (14) 1.5 ppb (1) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.49 ppb (5) N/A 7.3 μg/m3 (30) 30.0
 
Jan. 21, 2020, 7 a.m. 14.6 ppb (14) 0.8 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 0.0 ppb (0) 0.33 ppb (4) N/A 6.8 μg/m3 (28) 28.0
 
Jan. 21, 2020, 6 a.m. 12.6 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 0.0 ppb (0) 0.51 ppb (6) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 21, 2020, 5 a.m. 6.5 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.27 ppb (3) N/A 5.5 μg/m3 (23) 23.0
 
Jan. 21, 2020, 4 a.m. 6.3 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 0.0 ppb (0) 0.17 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Jan. 21, 2020, 3 a.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2020, 2 a.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 4.1 μg/m3 (17) 17.0
 
Jan. 21, 2020, 1 a.m. 7.9 ppb (7) 7.3 ppb (7) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Jan. 21, 2020, midnight 1.2 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 20, 2020, 11 p.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.13 ppb (1) N/A 3.9 μg/m3 (16) 16.0
 
Jan. 20, 2020, 10 p.m. 2.3 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.13 ppb (1) N/A 3.5 μg/m3 (15) 15.0
 
Jan. 20, 2020, 9 p.m. 4.7 ppb (4) 1.3 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Jan. 20, 2020, 8 p.m. 2.5 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 3.8 μg/m3 (16) 16.0
 
Jan. 20, 2020, 7 p.m. 1.8 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 3.7 μg/m3 (15) 15.0
 
Jan. 20, 2020, 6 p.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 3.1 μg/m3 (13) 13.0
 
Jan. 20, 2020, 5 p.m. 1.6 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 1.2 μg/m3 (5) 5.0
 
Jan. 20, 2020, 4 p.m. 3.2 ppb (3) 1.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 1.7 μg/m3 (7) 7.0
 
Jan. 20, 2020, 3 p.m. 2.5 ppb (2) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 2.7 μg/m3 (11) 11.0
 
Jan. 20, 2020, 2 p.m. 5.0 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.14 ppb (2) N/A 3.2 μg/m3 (13) 13.0
 
Jan. 20, 2020, 1 p.m. 15.7 ppb (15) 4.4 ppb (4) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Jan. 20, 2020, noon 22.6 ppb (21) 4.9 ppb (5) N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A 0.21 ppb (2) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 20, 2020, 11 a.m. 6.7 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.23 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 20, 2020, 10 a.m. 5.3 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.15 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 20, 2020, 9 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.13 ppb (1) N/A 4.4 μg/m3 (18) 18.0
 
Jan. 20, 2020, 8 a.m. 3.3 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.16 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 20, 2020, 7 a.m. 2.6 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2020, 6 a.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.15 ppb (2) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 20, 2020, 5 a.m. 3.5 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.16 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 20, 2020, 4 a.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 0.0 ppb (0) 0.16 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 20, 2020, 3 a.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.16 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Jan. 20, 2020, 2 a.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 3.0 ppb (2) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2020, 1 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) N/A 4.3 μg/m3 (18) 28.0
 
Jan. 20, 2020, midnight 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 5.5 μg/m3 (23) 28.0
 
Jan. 19, 2020, 11 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 19, 2020, 10 p.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 5.6 μg/m3 (23) 28.0
 
Jan. 19, 2020, 9 p.m. 3.3 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.14 ppb (2) N/A 5.2 μg/m3 (22) 27.0
 
Jan. 19, 2020, 8 p.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 5.1 μg/m3 (21) 28.0
 
Jan. 19, 2020, 7 p.m. 2.1 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 5.3 μg/m3 (22) 28.0
 
Jan. 19, 2020, 6 p.m. 2.0 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 4.2 μg/m3 (18) 28.0
 
Jan. 19, 2020, 5 p.m. 2.9 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 3.8 μg/m3 (16) 28.0
 
Jan. 19, 2020, 4 p.m. 2.5 ppb (2) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 3.5 μg/m3 (15) 28.0
 
Jan. 19, 2020, 3 p.m. 1.8 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 28.0
 
Jan. 19, 2020, 2 p.m. 2.8 ppb (3) 1.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.3 ppb (3) N/A 3.6 μg/m3 (15) 28.0
 
Jan. 19, 2020, 1 p.m. 2.6 ppb (2) 1.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.35 ppb (4) N/A 2.7 μg/m3 (11) 27.0
 
Jan. 19, 2020, noon 3.1 ppb (3) 1.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.39 ppb (4) N/A 2.5 μg/m3 (10) 27.0
 
Jan. 19, 2020, 11 a.m. 2.2 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.45 ppb (5) N/A 1.6 μg/m3 (7) 27.0
 
Jan. 19, 2020, 10 a.m. 2.4 ppb (2) 0.9 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.42 ppb (5) N/A 1.3 μg/m3 (5) 27.0
 
Jan. 19, 2020, 9 a.m. 3.2 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.27 ppb (3) N/A 1.9 μg/m3 (8) 26.0
 
Jan. 19, 2020, 8 a.m. 2.9 ppb (3) 1.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.29 ppb (3) N/A 1.9 μg/m3 (8) 26.0
 
Jan. 19, 2020, 7 a.m. 4.2 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.2 ppb (2) N/A 1.5 μg/m3 (6) 25.0
 
Jan. 19, 2020, 6 a.m. 6.0 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) 0.19 ppb (2) N/A 1.7 μg/m3 (7) 25.0
 
Jan. 19, 2020, 5 a.m. 4.2 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (25) 0.17 ppb (2) N/A 3.2 μg/m3 (13) 25.0
 
Jan. 19, 2020, 4 a.m. 3.3 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) 0.16 ppb (2) N/A 2.3 μg/m3 (10) 27.0
 
Jan. 19, 2020, 3 a.m. 8.7 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.46 ppb (5) N/A 3.2 μg/m3 (13) 22.0
 
Jan. 19, 2020, 2 a.m. 11.3 ppb (10) 0.6 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 25.0 ppb (19) 0.3 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2020, 1 a.m. 11.0 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 27.0 ppb (21) 0.25 ppb (3) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 19, 2020, midnight 15.7 ppb (15) 1.5 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 23.0 ppb (18) 0.41 ppb (5) N/A 6.5 μg/m3 (27) 27.0
 
Jan. 18, 2020, 11 p.m. 14.5 ppb (13) 0.9 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 24.0 ppb (18) 0.21 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
Jan. 18, 2020, 10 p.m. 12.3 ppb (11) 1.5 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 28.0 ppb (22) 0.3 ppb (3) N/A 4.6 μg/m3 (19) 22.0
 
Jan. 18, 2020, 9 p.m. 5.5 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (25) 0.45 ppb (5) N/A 4.9 μg/m3 (20) 25.0
 
Jan. 18, 2020, 8 p.m. 5.7 ppb (5) 2.4 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) 0.27 ppb (3) N/A 3.1 μg/m3 (13) 27.0
 
Jan. 18, 2020, 7 p.m. 3.0 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) N/A 3.5 μg/m3 (15) 28.0
 
Jan. 18, 2020, 6 p.m. 2.2 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) 0.15 ppb (2) N/A 2.5 μg/m3 (10) 28.0
 
Jan. 18, 2020, 5 p.m. 2.6 ppb (2) 1.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) 0.15 ppb (2) N/A 3.4 μg/m3 (14) 28.0
 
Jan. 18, 2020, 4 p.m. 1.8 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) N/A 1.9 μg/m3 (8) 28.0
 
Jan. 18, 2020, 3 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 1.2 μg/m3 (5) 28.0
 
Jan. 18, 2020, 2 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.14 ppb (2) N/A 2.4 μg/m3 (10) 27.0
 
Jan. 16, 2020, 11 a.m. 32.9 ppb (30) 10.8 ppb (10) N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A 0.55 ppb (6) N/A 7.8 μg/m3 (32) 32.0
 
Jan. 16, 2020, 10 a.m. 22.7 ppb (21) 4.8 ppb (4) N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A 0.29 ppb (3) N/A 6.9 μg/m3 (29) 29.0
 
Jan. 16, 2020, 9 a.m. 11.3 ppb (10) 2.1 ppb (2) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 14.0 ppb (11) 0.28 ppb (3) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 16, 2020, 8 a.m. 5.8 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 17.0 ppb (13) 0.2 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 16, 2020, 7 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (15) 0.18 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 16, 2020, 6 a.m. 2.7 ppb (3) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (15) 0.18 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
Jan. 16, 2020, 5 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.18 ppb (2) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 16, 2020, 4 a.m. 3.8 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (15) 0.18 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Jan. 16, 2020, 3 a.m. 2.1 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (18) 0.18 ppb (2) N/A 4.5 μg/m3 (19) 19.0
 
Jan. 16, 2020, 2 a.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (18) 0.19 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
Jan. 16, 2020, 1 a.m. 8.7 ppb (8) 0.2 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 21.0 ppb (16) 0.23 ppb (3) N/A 6.5 μg/m3 (27) 27.0
 
Jan. 16, 2020, midnight 7.0 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) 0.2 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2020, 11 p.m. 5.5 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.24 ppb (3) N/A 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2020, 10 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.2 ppb (2) N/A 4.5 μg/m3 (19) 22.0
 
Jan. 15, 2020, 9 p.m. 3.8 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.21 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 15, 2020, 8 p.m. 6.2 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) 0.23 ppb (3) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 15, 2020, 7 p.m. 7.0 ppb (6) 2.4 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (21) 0.18 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
Jan. 15, 2020, 6 p.m. 4.4 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.17 ppb (2) N/A 4.7 μg/m3 (20) 22.0
 
Jan. 15, 2020, 5 p.m. 3.3 ppb (3) 1.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.23 ppb (3) N/A 4.1 μg/m3 (17) 22.0
 
Jan. 15, 2020, 4 p.m. 2.3 ppb (2) 0.9 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 3 p.m. 5.5 ppb (5) 1.7 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) 0.16 ppb (2) N/A 4.4 μg/m3 (18) 22.0
 
Jan. 15, 2020, 2 p.m. 11.2 ppb (10) 2.8 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 24.0 ppb (18) 0.17 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
Jan. 15, 2020, 1 p.m. 7.6 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.13 ppb (1) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 15, 2020, noon 7.5 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 15, 2020, 11 a.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) N/A 4.8 μg/m3 (20) 23.0
 
Jan. 15, 2020, 10 a.m. 3.3 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.17 ppb (2) N/A 3.2 μg/m3 (13) 23.0
 
Jan. 15, 2020, 9 a.m. 2.3 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) N/A 4.0 μg/m3 (17) 24.0
 
Jan. 15, 2020, 8 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) N/A 2.8 μg/m3 (12) 24.0
 
Jan. 15, 2020, 7 a.m. 4.2 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) N/A 2.3 μg/m3 (10) 24.0
 
Jan. 15, 2020, 6 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) N/A 3.6 μg/m3 (15) 25.0
 
Jan. 15, 2020, 5 a.m. 3.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) N/A 5.0 μg/m3 (21) 23.0
 
Jan. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 4.5 μg/m3 (19) 22.0
 
Jan. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.8 μg/m3 (16) 20.0
 
Jan. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 8.3 μg/m3 (35) 35.0
 
Jan. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 15, 2020, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 5.1 μg/m3 (21) 21.0
 
Jan. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 14, 2020, 8 p.m. 6.3 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (25) 0.23 ppb (3) N/A 4.3 μg/m3 (18) 25.0
 
Jan. 14, 2020, 7 p.m. 4.8 ppb (4) 1.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) 0.18 ppb (2) N/A 4.1 μg/m3 (17) 26.0
 
Jan. 14, 2020, 6 p.m. 3.2 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.21 ppb (2) N/A 4.2 μg/m3 (18) 26.0
 
Jan. 14, 2020, 5 p.m. 3.3 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.28 ppb (3) N/A 3.8 μg/m3 (16) 26.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (30) 30.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.8 μg/m3 (67) 67.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (40) 40.0
 
Jan. 14, 2020, noon 12.7 ppb (12) 2.9 ppb (3) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (18) 0.4 ppb (4) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 14, 2020, 11 a.m. 13.5 ppb (12) 1.2 ppb (1) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 22.0 ppb (17) 0.21 ppb (2) N/A 10.8 μg/m3 (45) 45.0
 
Jan. 14, 2020, 10 a.m. 10.8 ppb (10) 0.9 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (18) 0.31 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
Jan. 14, 2020, 9 a.m. 6.9 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.43 ppb (5) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 14, 2020, 8 a.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.16 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 14, 2020, 7 a.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) 0.31 ppb (3) N/A 5.5 μg/m3 (23) 23.0
 
Jan. 14, 2020, 6 a.m. 4.3 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2020, 5 a.m. 4.1 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) 0.16 ppb (2) N/A 3.6 μg/m3 (15) 22.0
 
Jan. 14, 2020, 4 a.m. 4.4 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) 0.23 ppb (3) N/A 5.7 μg/m3 (24) 24.0
 
Jan. 14, 2020, 3 a.m. 4.1 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) 0.15 ppb (2) N/A 4.1 μg/m3 (17) 22.0
 
Jan. 14, 2020, 2 a.m. 2.0 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) N/A 3.2 μg/m3 (13) 25.0
 
Jan. 14, 2020, 1 a.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.19 ppb (2) N/A 3.3 μg/m3 (14) 25.0
 
Jan. 14, 2020, midnight 3.7 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) N/A 2.9 μg/m3 (12) 25.0
 
Jan. 13, 2020, 11 p.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) N/A 3.4 μg/m3 (14) 25.0
 
Jan. 13, 2020, 10 p.m. 6.4 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (23) 0.19 ppb (2) N/A 2.6 μg/m3 (11) 23.0
 
Jan. 13, 2020, 9 p.m. 3.5 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.16 ppb (2) N/A 4.3 μg/m3 (18) 25.0
 
Jan. 13, 2020, 8 p.m. 5.4 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) N/A 4.1 μg/m3 (17) 25.0
 
Jan. 13, 2020, 7 p.m. 5.7 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) N/A 1.0 μg/m3 (4) 25.0
 
Jan. 13, 2020, 6 p.m. 4.6 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) N/A 2.2 μg/m3 (9) 25.0
 
Jan. 13, 2020, 5 p.m. 10.2 ppb (9) 3.5 ppb (3) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.23 ppb (3) N/A 5.1 μg/m3 (21) 22.0
 
Jan. 13, 2020, 4 p.m. 8.8 ppb (8) 3.4 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (21) 0.24 ppb (3) N/A 9.2 μg/m3 (38) 38.0
 
Jan. 13, 2020, 3 p.m. 17.7 ppb (16) 8.6 ppb (8) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 22.0 ppb (17) 0.23 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
Jan. 13, 2020, 2 p.m. 21.9 ppb (20) 10.1 ppb (9) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 20.0 ppb (15) 0.26 ppb (3) N/A 9.7 μg/m3 (40) 40.0
 
Jan. 13, 2020, 1 p.m. 17.4 ppb (16) 6.0 ppb (6) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 19.0 ppb (15) 0.4 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 13, 2020, noon 19.4 ppb (18) 5.1 ppb (5) N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.77 ppb (9) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2020, 11 a.m. 36.6 ppb (34) 9.6 ppb (9) N/A 27.0 ppb (25) N/A 0.0 ppb (0) N/A 0.38 ppb (4) N/A 8.2 μg/m3 (34) 34.0
 
Jan. 13, 2020, 10 a.m. 26.9 ppb (25) 2.6 ppb (2) N/A 24.0 ppb (22) N/A 0.0 ppb (0) N/A 0.66 ppb (7) N/A 7.6 μg/m3 (32) 32.0
 
Jan. 13, 2020, 9 a.m. 30.6 ppb (28) 13.5 ppb (12) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 14.0 ppb (11) 0.2 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2020, 8 a.m. 21.6 ppb (20) 3.4 ppb (3) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 16.0 ppb (12) 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2020, 7 a.m. 7.7 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.41 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 13, 2020, 6 a.m. 5.6 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (24) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 25.0