AQSQID: 560370300

Site Name: Moxa Arch

Location: Green Riv (La Barge Rd), WY

Reporting: True, Located: True

Current AQI: 31.0

Green Riv (La Barge Rd) WY, US: 41.750599, -109.789703

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 4, 2020, 1 p.m. 5.3 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 2.0 μg/m3 (2) N/A 25.0
 
Jan. 4, 2020, noon 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
Jan. 4, 2020, 11 a.m. 4.3 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 3.0 μg/m3 (3) N/A 27.0
 
Jan. 4, 2020, 10 a.m. 3.5 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
Jan. 4, 2020, 9 a.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A -2.0 μg/m3 (0) N/A 30.0
 
Jan. 4, 2020, 8 a.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A -1.0 μg/m3 (0) N/A 30.0
 
Jan. 4, 2020, 7 a.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 4, 2020, 6 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 4.0 μg/m3 (4) N/A 32.0
 
Jan. 4, 2020, 5 a.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
Jan. 4, 2020, 4 a.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 4, 2020, 3 a.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 1.0 μg/m3 (1) N/A 33.0
 
Jan. 4, 2020, 2 a.m. 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 4, 2020, 1 a.m. 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 4, 2020, midnight 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 3, 2020, 11 p.m. 1.8 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 3, 2020, 10 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 2.0 μg/m3 (2) N/A 33.0
 
Jan. 3, 2020, 9 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 3.0 μg/m3 (3) N/A 33.0
 
Jan. 3, 2020, 8 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 0.0 μg/m3 (0) N/A 33.0
 
Jan. 3, 2020, 7 p.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A -2.0 μg/m3 (0) N/A 32.0
 
Jan. 3, 2020, 6 p.m. 1.1 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 3, 2020, 5 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 3, 2020, 4 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 3, 2020, 3 p.m. 2.2 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 0.0 μg/m3 (0) N/A 31.0
 
Jan. 3, 2020, 2 p.m. 1.6 ppb (1) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 0.0 μg/m3 (0) N/A 31.0
 
Jan. 3, 2020, 1 p.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 0.0 μg/m3 (0) N/A 30.0
 
Jan. 3, 2020, noon 2.5 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) N/A 3.0
 
Jan. 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) N/A 5.0
 
Jan. 3, 2020, 9 a.m. 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 3, 2020, 8 a.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A -2.0 μg/m3 (0) N/A 32.0
 
Jan. 3, 2020, 7 a.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A -1.0 μg/m3 (0) N/A 32.0
 
Jan. 3, 2020, 6 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 3, 2020, 5 a.m. 0.8 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 3, 2020, 4 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 2.0 μg/m3 (2) N/A 33.0
 
Jan. 3, 2020, 3 a.m. 1.4 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 3.0 μg/m3 (3) N/A 33.0
 
Jan. 3, 2020, 2 a.m. 0.9 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 2.0 μg/m3 (2) N/A 33.0
 
Jan. 3, 2020, 1 a.m. 1.5 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 3, 2020, midnight 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 2, 2020, 11 p.m. 0.5 ppb (0) -0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 2.0 μg/m3 (2) N/A 33.0
 
Jan. 2, 2020, 10 p.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 3.0 μg/m3 (3) N/A 33.0
 
Jan. 2, 2020, 9 p.m. 0.9 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 1.0 μg/m3 (1) N/A 33.0
 
Jan. 2, 2020, 8 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, 7 p.m. 1.4 ppb (1) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, 6 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 2, 2020, 5 p.m. 1.5 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 2, 2020, 4 p.m. 1.3 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 4.0 μg/m3 (4) N/A 30.0
 
Jan. 2, 2020, 3 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 3.0 μg/m3 (3) N/A 31.0
 
Jan. 2, 2020, 2 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 2, 2020, 1 p.m. 0.5 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, noon 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 2, 2020, 11 a.m. 0.4 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 2, 2020, 10 a.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A -2.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, 9 a.m. 0.9 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, 8 a.m. 1.3 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 2, 2020, 7 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 2.0 μg/m3 (2) N/A 33.0
 
Jan. 2, 2020, 6 a.m. 0.6 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A -4.0 μg/m3 (0) N/A 33.0
 
Jan. 2, 2020, 5 a.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A -1.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, 4 a.m. 1.4 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 2, 2020, 3 a.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (34) N/A 5.0 μg/m3 (5) N/A 34.0
 
Jan. 2, 2020, 2 a.m. 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 2, 2020, 1 a.m. 1.0 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A -2.0 μg/m3 (0) N/A 32.0
 
Jan. 2, 2020, midnight 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 1.0 μg/m3 (1) N/A 33.0
 
Jan. 1, 2020, 11 p.m. 1.6 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (35) N/A 4.0 μg/m3 (4) N/A 35.0
 
Jan. 1, 2020, 10 p.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (35) N/A 4.0 μg/m3 (4) N/A 35.0
 
Jan. 1, 2020, 9 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 4.0 μg/m3 (4) N/A 35.0
 
Jan. 1, 2020, 8 p.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A 3.0 μg/m3 (3) N/A 36.0
 
Jan. 1, 2020, 7 p.m. 0.6 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) N/A -1.0 μg/m3 (0) N/A 35.0
 
Jan. 1, 2020, 6 p.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 0.0 μg/m3 (0) N/A 35.0
 
Jan. 1, 2020, 5 p.m. 1.9 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 2.0 μg/m3 (2) N/A 34.0
 
Jan. 1, 2020, 4 p.m. 2.9 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 1, 2020, 3 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 1, 2020, 2 p.m. 2.2 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 1, 2020, 1 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 1, 2020, noon 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 1, 2020, 11 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 4.0 μg/m3 (4) N/A 32.0
 
Jan. 1, 2020, 10 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 6.0 μg/m3 (5) N/A 32.0
 
Jan. 1, 2020, 9 a.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 4.0 μg/m3 (4) N/A 32.0
 
Jan. 1, 2020, 8 a.m. 2.9 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 1, 2020, 7 a.m. 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 2.0 μg/m3 (2) N/A 33.0
 
Jan. 1, 2020, 6 a.m. 1.8 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 4.0 μg/m3 (4) N/A 33.0
 
Jan. 1, 2020, 5 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
Jan. 1, 2020, 4 a.m. 2.4 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 1, 2020, 3 a.m. 2.3 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 3.0 μg/m3 (3) N/A 33.0
 
Jan. 1, 2020, 2 a.m. 4.7 ppb (4) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 1, 2020, 1 a.m. 3.2 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 3.0 μg/m3 (3) N/A 33.0
 
Jan. 1, 2020, midnight 15.0 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 8.0 μg/m3 (7) N/A 26.0
 
Dec. 31, 2019, 11 p.m. 16.6 ppb (15) 5.9 ppb (5) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 10.0 μg/m3 (9) N/A 28.0
 
Dec. 31, 2019, 10 p.m. 15.3 ppb (14) 7.0 ppb (6) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 7.0 μg/m3 (6) N/A 30.0
 
Dec. 31, 2019, 9 p.m. 14.6 ppb (14) 6.9 ppb (6) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 3.0 μg/m3 (3) N/A 30.0
 
Dec. 31, 2019, 8 p.m. 12.7 ppb (12) 6.5 ppb (6) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 1.0 μg/m3 (1) N/A 29.0
 
Dec. 31, 2019, 7 p.m. 8.4 ppb (8) 3.8 ppb (4) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
Dec. 31, 2019, 6 p.m. 6.7 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 36.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
Dec. 31, 2019, 5 p.m. 4.6 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 1.0 μg/m3 (1) N/A 27.0
 
Dec. 31, 2019, 4 p.m. 7.1 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 1.0 μg/m3 (1) N/A 25.0
 
Dec. 31, 2019, 3 p.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 2.0 μg/m3 (2) N/A 25.0
 
Dec. 31, 2019, 2 p.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 2.0 μg/m3 (2) N/A 27.0
 
Dec. 31, 2019, 1 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
Dec. 31, 2019, noon 2.3 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 38.0 ppb (29) N/A 1.0 μg/m3 (1) N/A 29.0
 
Dec. 31, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A N/A
Dec. 31, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A N/A
Dec. 31, 2019, 9 a.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 0.0 μg/m3 (0) N/A 29.0
 
Dec. 31, 2019, 8 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 3.0 μg/m3 (3) N/A 29.0
 
Dec. 31, 2019, 7 a.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 4.0 μg/m3 (4) N/A 31.0
 
Dec. 31, 2019, 6 a.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 0.0 μg/m3 (0) N/A 31.0
 
Dec. 31, 2019, 5 a.m. 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A -1.0 μg/m3 (0) N/A 32.0
 
Dec. 31, 2019, 4 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Dec. 31, 2019, 3 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) N/A -3.0 μg/m3 (0) N/A 34.0
 
Dec. 31, 2019, 2 a.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (35) N/A -1.0 μg/m3 (0) N/A 35.0
 
Dec. 31, 2019, 1 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) N/A 3.0 μg/m3 (3) N/A 34.0
 
Dec. 31, 2019, midnight 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 4.0 μg/m3 (4) N/A 33.0
 
Dec. 30, 2019, 11 p.m. 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
Dec. 30, 2019, 10 p.m. 3.4 ppb (3) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Dec. 30, 2019, 9 p.m. 4.1 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 4.0 μg/m3 (4) N/A 31.0
 
Dec. 30, 2019, 8 p.m. 3.7 ppb (3) 1.8 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 1.0 μg/m3 (1) N/A 30.0
 
Dec. 30, 2019, 7 p.m. 3.7 ppb (3) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
Dec. 30, 2019, 6 p.m. 4.4 ppb (4) 2.4 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
Dec. 30, 2019, 5 p.m. 3.7 ppb (3) 1.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
Dec. 30, 2019, 4 p.m. 2.7 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 1.0 μg/m3 (1) N/A 27.0
 
Dec. 30, 2019, 3 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 1.0 μg/m3 (1) N/A 27.0
 
Dec. 30, 2019, 2 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) N/A -1.0 μg/m3 (0) N/A 27.0
 
Dec. 30, 2019, 1 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 0.0 μg/m3 (0) N/A 26.0
 
Dec. 30, 2019, noon 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 3.0 μg/m3 (3) N/A 26.0
 
Dec. 30, 2019, 11 a.m. 2.5 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
Dec. 30, 2019, 10 a.m. 2.5 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 0.0 μg/m3 (0) N/A 26.0
 
Dec. 30, 2019, 9 a.m. 2.8 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 0.0 μg/m3 (0) N/A 25.0
 
Dec. 30, 2019, 8 a.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 1.0 μg/m3 (1) N/A 25.0
 
Dec. 30, 2019, 7 a.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 1.0 μg/m3 (1) N/A 26.0
 
Dec. 30, 2019, 6 a.m. 4.1 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
Dec. 30, 2019, 5 a.m. 4.4 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 3.0 μg/m3 (3) N/A 27.0
 
Dec. 30, 2019, 4 a.m. 6.6 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 6.0 μg/m3 (5) N/A 25.0
 
Dec. 30, 2019, 3 a.m. 8.2 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 7.0 μg/m3 (6) N/A 23.0
 
Dec. 30, 2019, 2 a.m. 11.7 ppb (11) 0.4 ppb (0) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 29.0 ppb (22) N/A 6.0 μg/m3 (5) N/A 22.0
 
Dec. 30, 2019, 1 a.m. 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
Dec. 30, 2019, midnight 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 0.0 μg/m3 (0) N/A 28.0
 
Dec. 29, 2019, 11 p.m. 4.4 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 1.0 μg/m3 (1) N/A 29.0
 
Dec. 29, 2019, 10 p.m. 5.1 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Dec. 29, 2019, 9 p.m. 4.3 ppb (4) 1.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Dec. 29, 2019, 8 p.m. 3.6 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 6.0 μg/m3 (5) N/A 28.0
 
Dec. 29, 2019, 7 p.m. 4.1 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 4.0 μg/m3 (4) N/A 27.0
 
Dec. 29, 2019, 6 p.m. 4.9 ppb (5) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
Dec. 29, 2019, 5 p.m. 7.0 ppb (6) 2.7 ppb (3) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 5.0 μg/m3 (5) N/A 25.0
 
Dec. 29, 2019, 4 p.m. 7.4 ppb (7) 1.6 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 3.0 μg/m3 (3) N/A 23.0
 
Dec. 29, 2019, 3 p.m. 5.7 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 0.0 μg/m3 (0) N/A 22.0
 
Dec. 29, 2019, 2 p.m. 8.4 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 4.0 μg/m3 (4) N/A 23.0
 
Dec. 29, 2019, 1 p.m. 7.8 ppb (7) 0.2 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 4.0 μg/m3 (4) N/A 23.0
 
Dec. 29, 2019, noon 4.7 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 5.0 μg/m3 (5) N/A 26.0
 
Dec. 29, 2019, 11 a.m. 3.5 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
Dec. 29, 2019, 10 a.m. 3.2 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
Dec. 29, 2019, 9 a.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Dec. 29, 2019, 8 a.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 4.0 μg/m3 (4) N/A 30.0
 
Dec. 29, 2019, 7 a.m. 3.8 ppb (4) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 1.0 μg/m3 (1) N/A 30.0
 
Dec. 29, 2019, 6 a.m. 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 2.0 μg/m3 (2) N/A 30.0
 
Dec. 29, 2019, 5 a.m. 4.2 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 6.0 μg/m3 (5) N/A 31.0
 
Dec. 29, 2019, 4 a.m. 4.0 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 11.0 μg/m3 (10) N/A 31.0
 
Dec. 29, 2019, 3 a.m. 6.7 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 5.0 μg/m3 (5) N/A 27.0
 
Dec. 29, 2019, 2 a.m. 8.3 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 1.0 μg/m3 (1) N/A 25.0
 
Dec. 29, 2019, 1 a.m. 5.5 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 3.0 μg/m3 (3) N/A 29.0
 
Dec. 29, 2019, midnight 4.0 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Dec. 28, 2019, 11 p.m. 4.5 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Dec. 28, 2019, 10 p.m. 4.9 ppb (5) 1.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Dec. 28, 2019, 9 p.m. 4.6 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 3.0 μg/m3 (3) N/A 30.0
 
Dec. 28, 2019, 8 p.m. 4.3 ppb (4) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
Dec. 28, 2019, 7 p.m. 4.4 ppb (4) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
Dec. 28, 2019, 6 p.m. 4.7 ppb (4) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 3.0 μg/m3 (3) N/A 27.0
 
Dec. 28, 2019, 5 p.m. 4.6 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 1.0 μg/m3 (1) N/A 26.0
 
Dec. 28, 2019, 4 p.m. 3.7 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 4.0 μg/m3 (4) N/A 27.0
 
Dec. 28, 2019, 3 p.m. 3.0 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 4.0 μg/m3 (4) N/A 27.0
 
Dec. 28, 2019, 2 p.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 5.0 μg/m3 (5) N/A 28.0