AQSQID: 560370300

Site Name: Moxa Arch

Location: Green Riv (La Barge Rd), WY

Reporting: True, Located: True

Current AQI: 20.0

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
April 7, 2020, 11 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 2.0 μg/m3 (2) N/A 20.0
 
April 7, 2020, 10 a.m. 1.5 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 4.0 μg/m3 (4) N/A 23.0
 
April 7, 2020, 9 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 2.0 μg/m3 (2) N/A 21.0
 
April 7, 2020, 8 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
April 7, 2020, 7 a.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 5.0 μg/m3 (5) N/A 27.0
 
April 7, 2020, 6 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 6.0 μg/m3 (5) N/A 28.0
 
April 7, 2020, 5 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 4.0 μg/m3 (4) N/A 31.0
 
April 7, 2020, 4 a.m. 0.7 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 4.0 μg/m3 (4) N/A 27.0
 
April 7, 2020, 3 a.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
April 7, 2020, 2 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
April 7, 2020, 1 a.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 3.0 μg/m3 (3) N/A 35.0
 
April 7, 2020, midnight 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 6.0 μg/m3 (5) N/A 38.0
 
April 6, 2020, 11 p.m. 0.8 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 8.0 μg/m3 (7) N/A 39.0
 
April 6, 2020, 10 p.m. 0.7 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
April 6, 2020, 9 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
April 6, 2020, 8 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 5.0 μg/m3 (5) N/A 38.0
 
April 6, 2020, 7 p.m. 1.0 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 6.0 μg/m3 (5) N/A 38.0
 
April 6, 2020, 6 p.m. 5.5 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 46.0 ppb (35) N/A 12.0 μg/m3 (11) N/A 35.0
 
April 6, 2020, 5 p.m. 6.3 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 39.0 ppb (30) N/A 14.0 μg/m3 (13) N/A 30.0
 
April 6, 2020, 4 p.m. 6.1 ppb (6) 1.9 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 8.0 μg/m3 (7) N/A 22.0
 
April 6, 2020, 3 p.m. 3.7 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 6.0 μg/m3 (5) N/A 21.0
 
April 6, 2020, 2 p.m. 1.7 ppb (2) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 3.0 μg/m3 (3) N/A 24.0
 
April 6, 2020, 1 p.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 4.0 μg/m3 (4) N/A 25.0
 
April 6, 2020, noon 0.7 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 2.0 μg/m3 (2) N/A 25.0
 
April 6, 2020, 11 a.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 4.0 μg/m3 (4) N/A 28.0
 
April 6, 2020, 10 a.m. 2.4 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 4.0 μg/m3 (4) N/A 24.0
 
April 6, 2020, 9 a.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 4.0 μg/m3 (4) N/A 22.0
 
April 6, 2020, 8 a.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 26.0 ppb (20) N/A -1.0 μg/m3 (0) N/A 20.0
 
April 6, 2020, 7 a.m. 1.4 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 0.0 μg/m3 (0) N/A 24.0
 
April 6, 2020, 6 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
April 6, 2020, 5 a.m. 1.6 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 3.0 μg/m3 (3) N/A 22.0
 
April 6, 2020, 4 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
April 6, 2020, 3 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
April 6, 2020, 2 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
April 6, 2020, 1 a.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 5.0 μg/m3 (5) N/A 33.0
 
April 6, 2020, midnight 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 2.0 μg/m3 (2) N/A 38.0
 
April 5, 2020, 11 p.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 3.0 μg/m3 (3) N/A 38.0
 
April 5, 2020, 10 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
April 5, 2020, 9 p.m. 1.5 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 50.0 ppb (38) N/A -1.0 μg/m3 (0) N/A 38.0
 
April 5, 2020, 8 p.m. 1.4 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A -4.0 μg/m3 (0) N/A 38.0
 
April 5, 2020, 7 p.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 0.0 μg/m3 (0) N/A 38.0
 
April 5, 2020, 6 p.m. 1.4 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 4.0 μg/m3 (4) N/A 36.0
 
April 5, 2020, 5 p.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 3.0 μg/m3 (3) N/A 35.0
 
April 5, 2020, 4 p.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 4.0 μg/m3 (4) N/A 34.0
 
April 5, 2020, 3 p.m. 1.0 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 6.0 μg/m3 (5) N/A 28.0
 
April 5, 2020, 2 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
April 5, 2020, 1 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 5.0 μg/m3 (5) N/A 30.0
 
April 5, 2020, noon 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 11.0 μg/m3 (10) N/A 22.0
 
April 5, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) N/A 14.0
 
April 5, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) N/A 2.0
 
April 5, 2020, 9 a.m. 6.3 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 4.0 μg/m3 (4) N/A 22.0
 
April 5, 2020, 8 a.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 4.0 μg/m3 (4) N/A 28.0
 
April 5, 2020, 7 a.m. 1.4 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
April 5, 2020, 6 a.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 7.0 μg/m3 (6) N/A 30.0
 
April 5, 2020, 5 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 10.0 μg/m3 (9) N/A 30.0
 
April 5, 2020, 4 a.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A -1.0 μg/m3 (0) N/A 35.0
 
April 5, 2020, 3 a.m. 1.2 ppb (1) 0.2 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
 
April 5, 2020, 2 a.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (38) N/A 0.0 μg/m3 (0) N/A 38.0
 
April 5, 2020, 1 a.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 4.0 μg/m3 (4) N/A 41.0
 
April 5, 2020, midnight 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 4.0 μg/m3 (4) N/A 41.0
 
April 4, 2020, 11 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 0.0 μg/m3 (0) N/A 40.0
 
April 4, 2020, 10 p.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 0.0 μg/m3 (0) N/A 39.0
 
April 4, 2020, 9 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (38) N/A 6.0 μg/m3 (5) N/A 38.0
 
April 4, 2020, 8 p.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 7.0 μg/m3 (6) N/A 38.0
 
April 4, 2020, 7 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 5.0 μg/m3 (5) N/A 37.0
 
April 4, 2020, 6 p.m. 1.8 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 6.0 μg/m3 (5) N/A 35.0
 
April 4, 2020, 5 p.m. 5.0 ppb (5) 2.4 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 8.0 μg/m3 (7) N/A 28.0
 
April 4, 2020, 4 p.m. 10.1 ppb (9) 4.7 ppb (4) N/A 5.0 ppb (5) N/A 3.0 ppb (4) 29.0 ppb (22) N/A 4.0 μg/m3 (4) N/A 22.0
 
April 4, 2020, 3 p.m. 2.2 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 21.0 ppb (16) N/A 2.0 μg/m3 (2) N/A 16.0
 
April 4, 2020, 2 p.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 2.0 μg/m3 (2) N/A 18.0
 
April 4, 2020, 1 p.m. 3.2 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 1.0 μg/m3 (1) N/A 20.0
 
April 4, 2020, noon 2.5 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 3.0 μg/m3 (3) N/A 22.0
 
April 4, 2020, 11 a.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 2.0 μg/m3 (2) N/A 22.0
 
April 4, 2020, 10 a.m. 4.2 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 4.0 μg/m3 (4) N/A 24.0
 
April 4, 2020, 9 a.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 10.0 μg/m3 (9) N/A 25.0
 
April 4, 2020, 8 a.m. 2.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 15.0 μg/m3 (14) N/A 28.0
 
April 4, 2020, 7 a.m. 1.6 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 3.0 μg/m3 (3) N/A 31.0
 
April 4, 2020, 6 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 3.0 μg/m3 (3) N/A 32.0
 
April 4, 2020, 5 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 3.0 μg/m3 (3) N/A 33.0
 
April 4, 2020, 4 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 0.0 μg/m3 (0) N/A 34.0
 
April 4, 2020, 3 a.m. 1.4 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A -3.0 μg/m3 (0) N/A 32.0
 
April 4, 2020, 2 a.m. 0.6 ppb (1) 0.0 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
 
April 4, 2020, 1 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 2.0 μg/m3 (2) N/A 39.0
 
April 4, 2020, midnight 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 0.0 μg/m3 (0) N/A 38.0
 
April 3, 2020, 11 p.m. 1.0 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 50.0 ppb (38) N/A -2.0 μg/m3 (0) N/A 38.0
 
April 3, 2020, 10 p.m. 0.3 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 1.0 μg/m3 (1) N/A 37.0
 
April 3, 2020, 9 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) N/A 4.0 μg/m3 (4) N/A 35.0
 
April 3, 2020, 8 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 5.0 μg/m3 (5) N/A 35.0
 
April 3, 2020, 7 p.m. 2.7 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 4.0 μg/m3 (4) N/A 34.0
 
April 3, 2020, 6 p.m. 3.1 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 7.0 μg/m3 (6) N/A 29.0
 
April 3, 2020, 5 p.m. 4.2 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 9.0 μg/m3 (8) N/A 23.0
 
April 3, 2020, 4 p.m. 2.6 ppb (2) 1.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 2.0 μg/m3 (2) N/A 18.0
 
April 3, 2020, 3 p.m. 2.0 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 18.0 ppb (14) N/A -2.0 μg/m3 (0) N/A 14.0
 
April 3, 2020, 2 p.m. 3.5 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 1.0 μg/m3 (1) N/A 18.0
 
April 3, 2020, 1 p.m. 3.4 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 3.0 μg/m3 (3) N/A 18.0
 
April 3, 2020, noon 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 23.0 ppb (18) N/A -2.0 μg/m3 (0) N/A 18.0
 
April 3, 2020, 11 a.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 25.0 ppb (19) N/A -1.0 μg/m3 (0) N/A 19.0
 
April 3, 2020, 10 a.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 23.0 ppb (18) N/A -3.0 μg/m3 (0) N/A 18.0
 
April 3, 2020, 9 a.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 27.0 ppb (21) N/A -1.0 μg/m3 (0) N/A 21.0
 
April 3, 2020, 8 a.m. 1.2 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 1.0 μg/m3 (1) N/A 27.0
 
April 3, 2020, 7 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
April 3, 2020, 6 a.m. 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
April 3, 2020, 5 a.m. 0.7 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 2.0 μg/m3 (2) N/A 29.0
 
April 3, 2020, 4 a.m. 1.0 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) N/A -1.0 μg/m3 (0) N/A 30.0
 
April 3, 2020, 3 a.m. 0.9 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (31) N/A -3.0 μg/m3 (0) N/A 31.0
 
April 3, 2020, 2 a.m. 0.9 ppb (1) 0.7 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 0.0 μg/m3 (0) N/A 33.0
 
April 3, 2020, 1 a.m. 0.6 ppb (1) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (35) N/A 2.0 μg/m3 (2) N/A 35.0
 
April 3, 2020, midnight 0.9 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
April 2, 2020, 11 p.m. 0.7 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
April 2, 2020, 10 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (36) N/A -2.0 μg/m3 (0) N/A 36.0
 
April 2, 2020, 9 p.m. 0.4 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 47.0 ppb (36) N/A -4.0 μg/m3 (0) N/A 36.0
 
April 2, 2020, 8 p.m. 0.9 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A -2.0 μg/m3 (0) N/A 35.0
 
April 2, 2020, 7 p.m. 1.2 ppb (1) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
April 2, 2020, 6 p.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 3.0 μg/m3 (3) N/A 35.0
 
April 2, 2020, 5 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 4.0 μg/m3 (4) N/A 35.0
 
April 2, 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 5.0 μg/m3 (5) N/A 32.0
 
April 2, 2020, 3 p.m. 1.2 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 1.0 μg/m3 (1) N/A 30.0
 
April 2, 2020, 2 p.m. 0.9 ppb (1) 0.6 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 1.0 μg/m3 (1) N/A 31.0
 
April 2, 2020, 1 p.m. 0.5 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
April 2, 2020, noon 1.5 ppb (1) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 1.0 μg/m3 (1) N/A 34.0
 
April 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) N/A 1.0
 
April 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A N/A
April 2, 2020, 9 a.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 1.0 μg/m3 (1) N/A 37.0
 
April 2, 2020, 8 a.m. 0.9 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 1.0 μg/m3 (1) N/A 40.0
 
April 2, 2020, 7 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A -1.0 μg/m3 (0) N/A 35.0
 
April 2, 2020, 6 a.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A -2.0 μg/m3 (0) N/A 35.0
 
April 2, 2020, 5 a.m. 1.0 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
 
April 2, 2020, 4 a.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 5.0 μg/m3 (5) N/A 34.0
 
April 2, 2020, 3 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 4.0 μg/m3 (4) N/A 34.0
 
April 2, 2020, 2 a.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A 5.0 μg/m3 (5) N/A 36.0
 
April 2, 2020, 1 a.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 3.0 μg/m3 (3) N/A 38.0
 
April 2, 2020, midnight 1.4 ppb (1) 0.9 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 7.0 μg/m3 (6) N/A 40.0
 
April 1, 2020, 11 p.m. 0.9 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 9.0 μg/m3 (8) N/A 40.0
 
April 1, 2020, 10 p.m. 0.8 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) N/A 12.0 μg/m3 (11) N/A 35.0
 
April 1, 2020, 9 p.m. 1.1 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 13.0 μg/m3 (12) N/A 33.0
 
April 1, 2020, 8 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 7.0 μg/m3 (6) N/A 33.0
 
April 1, 2020, 7 p.m. 1.3 ppb (1) 0.7 ppb (1) 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
 
April 1, 2020, 6 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) N/A 3.0 μg/m3 (3) N/A 34.0
 
April 1, 2020, 5 p.m. 1.7 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 4.0 μg/m3 (4) N/A 31.0
 
April 1, 2020, 4 p.m. 2.3 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 5.0 μg/m3 (5) N/A 28.0
 
April 1, 2020, 3 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 5.0 μg/m3 (5) N/A 25.0
 
April 1, 2020, 2 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 5.0 μg/m3 (5) N/A 22.0
 
April 1, 2020, 1 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 7.0 μg/m3 (6) N/A 23.0
 
April 1, 2020, noon 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 6.0 μg/m3 (5) N/A 21.0
 
April 1, 2020, 11 a.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 6.0 μg/m3 (5) N/A 20.0
 
April 1, 2020, 10 a.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 5.0 μg/m3 (5) N/A 21.0
 
April 1, 2020, 9 a.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 0.0 μg/m3 (0) N/A 20.0
 
April 1, 2020, 8 a.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 0.0 μg/m3 (0) N/A 23.0
 
April 1, 2020, 7 a.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 2.0 μg/m3 (2) N/A 22.0
 
April 1, 2020, 6 a.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 5.0 μg/m3 (5) N/A 25.0
 
April 1, 2020, 5 a.m. 1.0 ppb (1) 0.3 ppb (0) 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
 
April 1, 2020, 4 a.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 1.0 μg/m3 (1) N/A 31.0
 
April 1, 2020, 3 a.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 5.0 μg/m3 (5) N/A 31.0
 
April 1, 2020, 2 a.m. 1.1 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
 
April 1, 2020, 1 a.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
April 1, 2020, midnight 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 6.0 μg/m3 (5) N/A 39.0
 
March 31, 2020, 11 p.m. 0.5 ppb (0) 0.1 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 7.0 μg/m3 (6) N/A 38.0
 
March 31, 2020, 10 p.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 2.0 μg/m3 (2) N/A 38.0
 
March 31, 2020, 9 p.m. 0.8 ppb (1) 0.6 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 3.0 μg/m3 (3) N/A 38.0
 
March 31, 2020, 8 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 5.0 μg/m3 (5) N/A 37.0
 
March 31, 2020, 7 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A -1.0 μg/m3 (0) N/A 35.0
 
March 31, 2020, 6 p.m. 0.9 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
March 31, 2020, 5 p.m. 0.6 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
March 31, 2020, 4 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 6.0 μg/m3 (5) N/A 32.0
 
March 31, 2020, 3 p.m. 3.3 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
March 31, 2020, 2 p.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 3.0 μg/m3 (3) N/A 21.0
 
March 31, 2020, 1 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 5.0 μg/m3 (5) N/A 22.0
 
March 31, 2020, noon 3.3 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 6.0 μg/m3 (5) N/A 22.0