AQSQID: 230031100

Site Name: Micmac

Location: Presque Isle (Nern Rd), ME

Reporting: True, Located: True

Current AQI: 15.0

Presque Isle (Nern Rd) ME, US: 46.6964, -68.033096

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 22, 2019, 4 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 20.0 ppb (15) 0.14 ppb (2) N/A 0.9 μg/m3 (4) 15.0
 
Nov. 22, 2019, 3 p.m. 3.9 ppb (4) 2.1 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (15) 0.14 ppb (2) N/A 1.0 μg/m3 (4) 15.0
 
Nov. 22, 2019, 2 p.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) 0.14 ppb (2) N/A -0.4 μg/m3 (0) 17.0
 
Nov. 22, 2019, 1 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) 0.13 ppb (1) N/A 0.5 μg/m3 (2) 18.0
 
Nov. 22, 2019, noon 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) 0.05 ppb (1) N/A 0.3 μg/m3 (1) 18.0
 
Nov. 22, 2019, 11 a.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.05 ppb (1) N/A 0.4 μg/m3 (2) 18.0
 
Nov. 22, 2019, 10 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.04 ppb (0) N/A 2.4 μg/m3 (10) 20.0
 
Nov. 22, 2019, 9 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.04 ppb (0) N/A 1.2 μg/m3 (5) 20.0
 
Nov. 22, 2019, 8 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.04 ppb (0) N/A 1.5 μg/m3 (6) 20.0
 
Nov. 22, 2019, 7 a.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.04 ppb (0) N/A 0.9 μg/m3 (4) 20.0
 
Nov. 22, 2019, 6 a.m. 0.5 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (22) 0.04 ppb (0) N/A 1.9 μg/m3 (8) 22.0
 
Nov. 22, 2019, 5 a.m. 0.4 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (22) 0.04 ppb (0) N/A 1.2 μg/m3 (5) 22.0
 
Nov. 22, 2019, 4 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.07 ppb (1) N/A 2.1 μg/m3 (9) 21.0
 
Nov. 22, 2019, 3 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.08 ppb (1) N/A 2.1 μg/m3 (9) 20.0
 
Nov. 22, 2019, 2 a.m. 6.6 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.12 ppb (1) N/A 4.3 μg/m3 (18) 18.0
 
Nov. 22, 2019, 1 a.m. 4.6 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (18) 0.08 ppb (1) N/A 2.1 μg/m3 (9) 18.0
 
Nov. 22, 2019, midnight 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) 0.09 ppb (1) N/A 2.7 μg/m3 (11) 18.0
 
Nov. 21, 2019, 11 p.m. 8.1 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.08 ppb (1) N/A 2.8 μg/m3 (12) 18.0
 
Nov. 21, 2019, 10 p.m. 4.7 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.12 ppb (1) N/A 1.8 μg/m3 (8) 19.0
 
Nov. 21, 2019, 9 p.m. 12.3 ppb (11) 4.0 ppb (4) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) N/A 3.4 μg/m3 (14) 17.0
 
Nov. 21, 2019, 8 p.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) 0.09 ppb (1) N/A 0.6 μg/m3 (2) 21.0
 
Nov. 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 2.2 μg/m3 (9) 22.0
 
Nov. 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A N/A 22.0
 
Nov. 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A N/A 21.0
 
Nov. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.8 μg/m3 (16) 21.0
 
Nov. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 4.8 μg/m3 (20) 20.0
 
Nov. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 6.3 μg/m3 (26) 26.0
 
Nov. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 5.3 μg/m3 (22) 22.0
 
Nov. 21, 2019, noon 4.7 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.07 ppb (1) N/A 6.5 μg/m3 (27) 27.0
 
Nov. 21, 2019, 11 a.m. 7.5 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.07 ppb (1) N/A 6.6 μg/m3 (28) 28.0
 
Nov. 21, 2019, 10 a.m. 0.9 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.04 ppb (0) N/A 4.7 μg/m3 (20) 20.0
 
Nov. 21, 2019, 9 a.m. 1.2 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) 0.06 ppb (1) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 21, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (17) 0.07 ppb (1) N/A 6.3 μg/m3 (26) 26.0
 
Nov. 21, 2019, 7 a.m. 0.9 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) 0.07 ppb (1) N/A 4.7 μg/m3 (20) 20.0
 
Nov. 21, 2019, 6 a.m. 0.7 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) 0.07 ppb (1) N/A 4.9 μg/m3 (20) 20.0
 
Nov. 21, 2019, 5 a.m. 1.1 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) 0.09 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 21, 2019, 4 a.m. 1.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) 0.08 ppb (1) N/A 7.2 μg/m3 (30) 30.0
 
Nov. 21, 2019, 3 a.m. 1.6 ppb (1) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.11 ppb (1) N/A 6.8 μg/m3 (28) 28.0
 
Nov. 21, 2019, 2 a.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) 0.1 ppb (1) N/A 5.2 μg/m3 (22) 22.0
 
Nov. 21, 2019, 1 a.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 5.5 μg/m3 (23) 23.0
 
Nov. 21, 2019, midnight 33.6 ppb (31) 22.2 ppb (21) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 18.0 ppb (14) 0.12 ppb (1) N/A 5.5 μg/m3 (23) 31.0
 
Nov. 20, 2019, 11 p.m. 3.7 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 4.9 μg/m3 (20) 20.0
 
Nov. 20, 2019, 10 p.m. 3.2 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) 0.14 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Nov. 20, 2019, 9 p.m. 2.5 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) 0.14 ppb (2) N/A 4.4 μg/m3 (18) 19.0
 
Nov. 20, 2019, 8 p.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 3.6 μg/m3 (15) 19.0
 
Nov. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 4.9 μg/m3 (20) 20.0
 
Nov. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 5.1 μg/m3 (21) 21.0
 
Nov. 20, 2019, 5 p.m. 4.1 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.16 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Nov. 20, 2019, 4 p.m. 20.6 ppb (19) 11.9 ppb (11) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 20.0 ppb (15) 0.22 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
Nov. 20, 2019, 3 p.m. 5.0 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.19 ppb (2) N/A 3.0 μg/m3 (12) 18.0
 
Nov. 20, 2019, 2 p.m. 5.0 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) N/A 3.8 μg/m3 (16) 18.0
 
Nov. 20, 2019, 1 p.m. 7.6 ppb (7) 3.2 ppb (3) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (17) 0.21 ppb (2) N/A 3.9 μg/m3 (16) 17.0
 
Nov. 20, 2019, noon 5.7 ppb (5) 2.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) 0.18 ppb (2) N/A 3.8 μg/m3 (16) 18.0
 
Nov. 20, 2019, 11 a.m. 4.4 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.16 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Nov. 20, 2019, 10 a.m. 4.4 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) 0.15 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Nov. 20, 2019, 9 a.m. 4.3 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 18.0 ppb (14) 0.17 ppb (2) N/A 4.7 μg/m3 (20) 20.0
 
Nov. 20, 2019, 8 a.m. 2.8 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (15) 0.16 ppb (2) N/A 5.7 μg/m3 (24) 24.0
 
Nov. 20, 2019, 7 a.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (15) 0.14 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Nov. 20, 2019, 6 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (15) 0.15 ppb (2) N/A 4.4 μg/m3 (18) 18.0
 
Nov. 20, 2019, 5 a.m. 3.8 ppb (4) 1.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 18.0 ppb (14) 0.2 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Nov. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 4.2 μg/m3 (18) 18.0
 
Nov. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 4.8 μg/m3 (20) 20.0
 
Nov. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 4.6 μg/m3 (19) 19.0
 
Nov. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 4.8 μg/m3 (20) 20.0
 
Nov. 20, 2019, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.5 μg/m3 (19) 19.0
 
Nov. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.8 μg/m3 (16) 22.0
 
Nov. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.8 μg/m3 (20) 22.0
 
Nov. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.7 μg/m3 (20) 22.0
 
Nov. 19, 2019, 8 p.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) N/A 4.2 μg/m3 (18) 23.0
 
Nov. 19, 2019, 7 p.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (24) 0.14 ppb (2) N/A 4.2 μg/m3 (18) 24.0
 
Nov. 19, 2019, 6 p.m. 3.4 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) 0.14 ppb (2) N/A 3.9 μg/m3 (16) 24.0
 
Nov. 19, 2019, 5 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) 0.12 ppb (1) N/A 3.6 μg/m3 (15) 25.0
 
Nov. 19, 2019, 4 p.m. 3.4 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) 0.12 ppb (1) N/A 3.2 μg/m3 (13) 25.0
 
Nov. 19, 2019, 3 p.m. 6.2 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 24.0
 
Nov. 19, 2019, 2 p.m. 3.5 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) 0.13 ppb (1) N/A 3.1 μg/m3 (13) 25.0
 
Nov. 19, 2019, 1 p.m. 2.0 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.12 ppb (1) N/A 3.4 μg/m3 (14) 25.0
 
Nov. 19, 2019, noon 2.0 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.13 ppb (1) N/A 3.2 μg/m3 (13) 22.0
 
Nov. 19, 2019, 11 a.m. 3.3 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.14 ppb (2) N/A 4.2 μg/m3 (18) 19.0
 
Nov. 19, 2019, 10 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
Nov. 19, 2019, 9 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.12 ppb (1) N/A 4.4 μg/m3 (18) 19.0
 
Nov. 19, 2019, 8 a.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.11 ppb (1) N/A 4.6 μg/m3 (19) 20.0
 
Nov. 19, 2019, 7 a.m. 2.8 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.12 ppb (1) N/A 5.2 μg/m3 (22) 22.0
 
Nov. 19, 2019, 6 a.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.12 ppb (1) N/A 3.9 μg/m3 (16) 20.0
 
Nov. 19, 2019, 5 a.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 18.0
 
Nov. 19, 2019, 4 a.m. 2.4 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A 5.1 μg/m3 (21) 21.0
 
Nov. 19, 2019, 3 a.m. 3.0 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 4.8 μg/m3 (20) 20.0
 
Nov. 19, 2019, 2 a.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 3.7 μg/m3 (15) 18.0
 
Nov. 19, 2019, 1 a.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A 3.2 μg/m3 (13) 19.0
 
Nov. 19, 2019, midnight 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) N/A 3.9 μg/m3 (16) 20.0
 
Nov. 18, 2019, 11 p.m. 3.9 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 20.0
 
Nov. 18, 2019, 10 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 21.0
 
Nov. 18, 2019, 9 p.m. 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.13 ppb (1) N/A 2.7 μg/m3 (11) 22.0
 
Nov. 18, 2019, 8 p.m. 2.8 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.17 ppb (2) N/A 3.5 μg/m3 (15) 22.0
 
Nov. 18, 2019, 7 p.m. 5.6 ppb (5) 1.9 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) 0.21 ppb (2) N/A 4.9 μg/m3 (20) 20.0
 
Nov. 18, 2019, 6 p.m. 5.3 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.14 ppb (2) N/A 4.4 μg/m3 (18) 19.0
 
Nov. 18, 2019, 5 p.m. 4.8 ppb (4) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.16 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Nov. 18, 2019, 4 p.m. 7.9 ppb (7) 4.0 ppb (4) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (15) 0.16 ppb (2) N/A 3.1 μg/m3 (13) 15.0
 
Nov. 18, 2019, 3 p.m. 17.9 ppb (17) 10.1 ppb (9) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 15.0 ppb (12) 0.3 ppb (3) N/A 6.5 μg/m3 (27) 27.0
 
Nov. 18, 2019, 2 p.m. 29.1 ppb (27) 17.8 ppb (16) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 10.0 ppb (8) 0.25 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
Nov. 18, 2019, 1 p.m. 35.5 ppb (33) 22.1 ppb (20) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 7.0 ppb (5) 0.27 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
Nov. 18, 2019, noon 23.0 ppb (21) 11.0 ppb (10) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.38 ppb (4) N/A 10.8 μg/m3 (45) 45.0
 
Nov. 18, 2019, 11 a.m. 21.7 ppb (20) 6.5 ppb (6) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A 0.24 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
Nov. 18, 2019, 10 a.m. 11.5 ppb (11) 2.2 ppb (2) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.23 ppb (3) N/A 8.3 μg/m3 (35) 35.0
 
Nov. 18, 2019, 9 a.m. 8.3 ppb (8) 2.5 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 14.0 ppb (11) 0.48 ppb (5) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 18, 2019, 8 a.m. 14.2 ppb (13) 2.3 ppb (2) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 9.0 ppb (7) 0.38 ppb (4) N/A 7.4 μg/m3 (31) 31.0
 
Nov. 18, 2019, 7 a.m. 6.7 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 14.0 ppb (11) 0.52 ppb (6) N/A 7.7 μg/m3 (32) 32.0
 
Nov. 18, 2019, 6 a.m. 7.6 ppb (7) 2.3 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 15.0 ppb (12) 0.56 ppb (6) N/A 5.6 μg/m3 (23) 23.0
 
Nov. 18, 2019, 5 a.m. 12.5 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 11.0 ppb (8) 0.59 ppb (7) N/A 8.2 μg/m3 (34) 34.0
 
Nov. 18, 2019, 4 a.m. 12.2 ppb (11) 1.1 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 12.0 ppb (9) 0.49 ppb (5) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 18, 2019, 3 a.m. 19.3 ppb (18) 2.2 ppb (2) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 10.0 ppb (8) 0.22 ppb (2) N/A 7.8 μg/m3 (32) 32.0
 
Nov. 18, 2019, 2 a.m. 19.8 ppb (18) 1.2 ppb (1) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 9.0 ppb (7) 0.56 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Nov. 18, 2019, 1 a.m. 21.6 ppb (20) 1.7 ppb (2) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 12.0 ppb (9) 0.33 ppb (4) N/A 8.7 μg/m3 (36) 36.0
 
Nov. 18, 2019, midnight 13.3 ppb (12) 0.9 ppb (1) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 18.0 ppb (14) 0.4 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Nov. 17, 2019, 11 p.m. 13.5 ppb (12) 1.6 ppb (1) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 21.0 ppb (16) 0.26 ppb (3) N/A 7.8 μg/m3 (32) 32.0
 
Nov. 17, 2019, 10 p.m. 13.0 ppb (12) 2.9 ppb (3) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (18) 0.5 ppb (6) N/A 7.3 μg/m3 (30) 30.0
 
Nov. 17, 2019, 9 p.m. 5.2 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) 0.76 ppb (8) N/A 6.5 μg/m3 (27) 27.0
 
Nov. 17, 2019, 8 p.m. 5.8 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) 0.32 ppb (4) N/A 5.7 μg/m3 (24) 24.0
 
Nov. 17, 2019, 7 p.m. 3.5 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.2 ppb (2) N/A 3.7 μg/m3 (15) 24.0
 
Nov. 17, 2019, 6 p.m. 2.6 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 24.0
 
Nov. 17, 2019, 5 p.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.15 ppb (2) N/A 3.3 μg/m3 (14) 23.0
 
Nov. 17, 2019, 4 p.m. 3.0 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) 0.16 ppb (2) N/A 4.9 μg/m3 (20) 22.0
 
Nov. 17, 2019, 3 p.m. 3.4 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) N/A 3.1 μg/m3 (13) 20.0
 
Nov. 17, 2019, 2 p.m. 7.1 ppb (7) 2.8 ppb (3) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (18) 0.14 ppb (2) N/A 4.6 μg/m3 (19) 19.0
 
Nov. 17, 2019, 1 p.m. 9.8 ppb (9) 4.9 ppb (5) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 20.0 ppb (15) 0.12 ppb (1) N/A 5.5 μg/m3 (23) 23.0
 
Nov. 17, 2019, noon 9.8 ppb (9) 3.1 ppb (3) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 21.0 ppb (16) 0.14 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
Nov. 17, 2019, 11 a.m. 21.4 ppb (20) 6.4 ppb (6) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 14.0 ppb (11) 0.21 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
Nov. 17, 2019, 10 a.m. 10.8 ppb (10) 2.5 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 19.0 ppb (15) 0.23 ppb (3) N/A 5.8 μg/m3 (24) 24.0
 
Nov. 17, 2019, 9 a.m. 8.1 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) N/A 4.3 μg/m3 (18) 18.0
 
Nov. 17, 2019, 8 a.m. 28.0 ppb (26) 5.6 ppb (5) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 10.0 ppb (8) 0.17 ppb (2) N/A 4.7 μg/m3 (20) 26.0
 
Nov. 17, 2019, 7 a.m. 4.8 ppb (4) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) N/A 4.3 μg/m3 (18) 20.0
 
Nov. 17, 2019, 6 a.m. 4.3 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) 0.13 ppb (1) N/A 4.7 μg/m3 (20) 21.0
 
Nov. 17, 2019, 5 a.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) 0.11 ppb (1) N/A 3.6 μg/m3 (15) 22.0
 
Nov. 17, 2019, 4 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.12 ppb (1) N/A 5.3 μg/m3 (22) 23.0
 
Nov. 17, 2019, 3 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 23.0
 
Nov. 17, 2019, 2 a.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 5.4 μg/m3 (23) 24.0
 
Nov. 17, 2019, 1 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) 0.11 ppb (1) N/A 4.8 μg/m3 (20) 24.0
 
Nov. 17, 2019, midnight 1.1 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.11 ppb (1) N/A 5.1 μg/m3 (21) 25.0
 
Nov. 16, 2019, 11 p.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 4.3 μg/m3 (18) 25.0
 
Nov. 16, 2019, 10 p.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.11 ppb (1) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 16, 2019, 9 p.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 4.3 μg/m3 (18) 25.0
 
Nov. 16, 2019, 8 p.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 5.0 μg/m3 (21) 25.0
 
Nov. 16, 2019, 7 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 4.7 μg/m3 (20) 24.0
 
Nov. 16, 2019, 6 p.m. 0.7 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) 0.09 ppb (1) N/A 3.2 μg/m3 (13) 23.0
 
Nov. 16, 2019, 5 p.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) 0.1 ppb (1) N/A 3.2 μg/m3 (13) 23.0
 
Nov. 16, 2019, 4 p.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) 0.11 ppb (1) N/A 1.4 μg/m3 (6) 23.0
 
Nov. 16, 2019, 3 p.m. 0.5 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.11 ppb (1) N/A 3.2 μg/m3 (13) 24.0
 
Nov. 16, 2019, 2 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) N/A 3.8 μg/m3 (16) 24.0
 
Nov. 16, 2019, 1 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.11 ppb (1) N/A 2.9 μg/m3 (12) 24.0
 
Nov. 16, 2019, noon 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) N/A 4.5 μg/m3 (19) 24.0
 
Nov. 16, 2019, 11 a.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) N/A 5.1 μg/m3 (21) 24.0
 
Nov. 16, 2019, 10 a.m. 0.3 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) N/A 5.8 μg/m3 (24) 24.0
 
Nov. 16, 2019, 9 a.m. 0.3 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 24.0
 
Nov. 16, 2019, 8 a.m. 0.3 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) N/A 4.2 μg/m3 (18) 24.0
 
Nov. 16, 2019, 7 a.m. 0.3 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.12 ppb (1) N/A 3.9 μg/m3 (16) 24.0
 
Nov. 16, 2019, 6 a.m. 0.3 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 5.2 μg/m3 (22) 24.0
 
Nov. 16, 2019, 5 a.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 5.7 μg/m3 (24) 24.0
 
Nov. 16, 2019, 4 a.m. 0.5 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) 0.09 ppb (1) N/A 4.8 μg/m3 (20) 25.0
 
Nov. 16, 2019, 3 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.1 ppb (1) N/A 2.5 μg/m3 (10) 25.0
 
Nov. 16, 2019, 2 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.11 ppb (1) N/A 1.9 μg/m3 (8) 25.0
 
Nov. 16, 2019, 1 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.11 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Nov. 16, 2019, midnight 1.0 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) 0.12 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Nov. 15, 2019, 11 p.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.14 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
Nov. 15, 2019, 10 p.m. 5.8 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Nov. 15, 2019, 9 p.m. 4.9 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Nov. 15, 2019, 8 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 15, 2019, 7 p.m. 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
Nov. 15, 2019, 6 p.m. 2.9 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
Nov. 15, 2019, 5 p.m. 5.0 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (18) 0.17 ppb (2) N/A 6.9 μg/m3 (29) 29.0