ID: 2010

AQSQID: 560370300

Site Name: Moxa Arch

Added: April 21, 2020, 6:24 p.m.

Updated: May 14, 2021, 9:47 p.m.

Location: Green Riv (La Barge Rd), WY

Reporting: True, Located: True

Current AQI: 46.0

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
May 14, 2021, 8 p.m. -0.7 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 8.0 μg/m3 (8) N/A 45.0
 
May 14, 2021, 7 p.m. -0.6 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 8.0 μg/m3 (8) N/A 46.0
 
May 14, 2021, 6 p.m. -0.2 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 51.0 ppb (48) N/A 12.0 μg/m3 (12) N/A 48.0
 
May 14, 2021, 5 p.m. 2.2 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 51.0 ppb (48) N/A 22.0 μg/m3 (21) N/A 48.0
 
May 14, 2021, 4 p.m. 2.9 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 44.0 ppb (41) N/A 22.0 μg/m3 (21) N/A 41.0
 
May 14, 2021, 3 p.m. 6.2 ppb (6) 2.1 ppb (2) N/A 4.0 ppb (4) N/A 4.0 ppb (6) 38.0 ppb (36) N/A 17.0 μg/m3 (16) N/A 36.0
 
May 14, 2021, 2 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 15.0 μg/m3 (14) N/A 30.0
 
May 14, 2021, 1 p.m. 0.3 ppb (1) 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 6.0 μg/m3 (6) N/A 26.0
 
May 14, 2021, noon -0.4 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
May 14, 2021, 11 a.m. -0.2 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 6.0 μg/m3 (6) N/A 25.0
 
May 14, 2021, 10 a.m. -0.3 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 10.0 μg/m3 (10) N/A 26.0
 
May 14, 2021, 9 a.m. 0.0 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 7.0 μg/m3 (7) N/A 24.0
 
May 14, 2021, 8 a.m. 0.4 ppb (1) 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 6.0 μg/m3 (6) N/A 25.0
 
May 14, 2021, 7 a.m. -0.3 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 9.0 μg/m3 (9) N/A 29.0
 
May 14, 2021, 6 a.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 7.0 μg/m3 (7) N/A 33.0
 
May 14, 2021, 5 a.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 10.0 μg/m3 (10) N/A 31.0
 
May 14, 2021, 4 a.m. -0.7 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 12.0 μg/m3 (12) N/A 32.0
 
May 14, 2021, 3 a.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 5.0 μg/m3 (5) N/A 34.0
 
May 14, 2021, 2 a.m. -0.7 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 5.0 μg/m3 (5) N/A 39.0
 
May 14, 2021, 1 a.m. -0.9 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 6.0 μg/m3 (6) N/A 44.0
 
May 14, 2021, midnight -0.9 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A 4.0 μg/m3 (4) N/A 45.0
 
May 13, 2021, 11 p.m. -1.0 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A 2.0 μg/m3 (2) N/A 45.0
 
May 13, 2021, 10 p.m. -0.9 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A 2.0 μg/m3 (2) N/A 46.0
 
May 13, 2021, 9 p.m. -0.7 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A 4.0 μg/m3 (4) N/A 46.0
 
May 13, 2021, 8 p.m. -0.8 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A 3.0 μg/m3 (3) N/A 47.0
 
May 13, 2021, 7 p.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 51.0 ppb (48) N/A 6.0 μg/m3 (6) N/A 48.0
 
May 13, 2021, 6 p.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 51.0 ppb (48) N/A 7.0 μg/m3 (7) N/A 48.0
 
May 13, 2021, 5 p.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 8.0 μg/m3 (8) N/A 46.0
 
May 13, 2021, 4 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 11.0 μg/m3 (11) N/A 44.0
 
May 13, 2021, 3 p.m. 0.9 ppb (1) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 7.0 μg/m3 (7) N/A 40.0
 
May 13, 2021, 2 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 9.0 μg/m3 (9) N/A 34.0
 
May 13, 2021, 1 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 10.0 μg/m3 (10) N/A 30.0
 
May 13, 2021, noon 2.9 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 13.0 μg/m3 (13) N/A 27.0
 
May 13, 2021, 11 a.m. 2.2 ppb (3) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 9.0 μg/m3 (9) N/A 28.0
 
May 13, 2021, 10 a.m. -0.3 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 12.0 μg/m3 (12) N/A 31.0
 
May 13, 2021, 9 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
May 13, 2021, 8 a.m. 0.8 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
May 13, 2021, 7 a.m. 0.6 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 7.0 μg/m3 (7) N/A 28.0
 
May 13, 2021, 6 a.m. -0.1 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 4.0 μg/m3 (4) N/A 32.0
 
May 13, 2021, 5 a.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 4.0 μg/m3 (4) N/A 35.0
 
May 13, 2021, 4 a.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 5.0 μg/m3 (5) N/A 38.0
 
May 13, 2021, 3 a.m. -0.3 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 1.0 μg/m3 (1) N/A 37.0
 
May 13, 2021, 2 a.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 3.0 μg/m3 (3) N/A 41.0
 
May 13, 2021, 1 a.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 6.0 μg/m3 (6) N/A 44.0
 
May 13, 2021, midnight -0.5 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 5.0 μg/m3 (5) N/A 44.0
 
May 12, 2021, 11 p.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 3.0 μg/m3 (3) N/A 45.0
 
May 12, 2021, 10 p.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 6.0 μg/m3 (6) N/A 46.0
 
May 12, 2021, 9 p.m. -0.5 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 50.0 ppb (47) N/A -1.0 μg/m3 (0) N/A 47.0
 
May 12, 2021, 8 p.m. -0.2 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 3.0 μg/m3 (3) N/A 46.0
 
May 12, 2021, 7 p.m. -0.1 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 6.0 μg/m3 (6) N/A 47.0
 
May 12, 2021, 6 p.m. 0.0 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 3.0 μg/m3 (3) N/A 47.0
 
May 12, 2021, 5 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 1.0 μg/m3 (1) N/A 42.0
 
May 12, 2021, 4 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
May 12, 2021, 3 p.m. 0.3 ppb (1) 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
May 12, 2021, 2 p.m. -0.1 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
May 12, 2021, 1 p.m. -0.3 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 20.0 ppb (19) N/A 3.0 μg/m3 (3) N/A 19.0
 
May 12, 2021, noon -0.4 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 13.0 ppb (13) N/A 2.0 μg/m3 (2) N/A 13.0
 
May 12, 2021, 11 a.m. -0.3 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 14.0 ppb (13) N/A 3.0 μg/m3 (3) N/A 13.0
 
May 12, 2021, 10 a.m. -0.5 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 13.0 ppb (13) N/A 2.0 μg/m3 (2) N/A 13.0
 
May 12, 2021, 9 a.m. -0.6 ppb (0) -0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 19.0 ppb (18) N/A -2.0 μg/m3 (0) N/A 18.0
 
May 12, 2021, 8 a.m. -0.5 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (21) N/A -2.0 μg/m3 (0) N/A 21.0
 
May 12, 2021, 7 a.m. -0.3 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 0.0 μg/m3 (0) N/A 20.0
 
May 12, 2021, 6 a.m. -0.3 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 1.0 μg/m3 (1) N/A 24.0
 
May 12, 2021, 5 a.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 2.0 μg/m3 (2) N/A 29.0
 
May 12, 2021, 4 a.m. -0.4 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
May 12, 2021, 3 a.m. -0.2 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 0.0 μg/m3 (0) N/A 30.0
 
May 12, 2021, 2 a.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 2.0 μg/m3 (2) N/A 37.0
 
May 12, 2021, 1 a.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 2.0 μg/m3 (2) N/A 44.0
 
May 12, 2021, midnight -0.3 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (44) N/A 0.0 μg/m3 (0) N/A 44.0
 
May 11, 2021, 11 p.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 5.0 μg/m3 (5) N/A 43.0
 
May 11, 2021, 10 p.m. 0.9 ppb (1) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 6.0 μg/m3 (6) N/A 41.0
 
May 11, 2021, 9 p.m. 0.4 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A -1.0 μg/m3 (0) N/A 38.0
 
May 11, 2021, 8 p.m. -0.2 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 3.0 μg/m3 (3) N/A 37.0
 
May 11, 2021, 7 p.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 5.0 μg/m3 (5) N/A 36.0
 
May 11, 2021, 6 p.m. -0.3 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 1.0 μg/m3 (1) N/A 35.0
 
May 11, 2021, 5 p.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 1.0 μg/m3 (1) N/A 33.0
 
May 11, 2021, 4 p.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 5.0 μg/m3 (5) N/A 33.0
 
May 11, 2021, 3 p.m. -0.3 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 8.0 μg/m3 (8) N/A 31.0
 
May 11, 2021, 2 p.m. -0.8 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 0.0 μg/m3 (0) N/A 30.0
 
May 11, 2021, 1 p.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 3.0 μg/m3 (3) N/A 28.0
 
May 11, 2021, noon -0.5 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
May 11, 2021, 11 a.m. -0.6 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (25) N/A -1.0 μg/m3 (0) N/A 25.0
 
May 11, 2021, 10 a.m. 0.8 ppb (1) -0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A -1.0 μg/m3 (0) N/A 25.0
 
May 11, 2021, 9 a.m. -0.3 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A -4.0 μg/m3 (0) N/A 27.0
 
May 11, 2021, 8 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) N/A -3.0 μg/m3 (0) N/A 29.0
 
May 11, 2021, 7 a.m. 0.1 ppb (1) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A -3.0 μg/m3 (0) N/A 30.0
 
May 11, 2021, 6 a.m. -0.6 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A N/A 30.0
 
May 11, 2021, 5 a.m. -0.6 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 0.0 μg/m3 (0) N/A 34.0
 
May 11, 2021, 4 a.m. -0.2 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 2.0 μg/m3 (2) N/A 34.0
 
May 11, 2021, 3 a.m. -0.4 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 0.0 μg/m3 (0) N/A 36.0
 
May 11, 2021, 2 a.m. -0.1 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 1.0 μg/m3 (1) N/A 38.0
 
May 11, 2021, 1 a.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 3.0 μg/m3 (3) N/A 38.0
 
May 11, 2021, midnight -0.9 ppb (0) -0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 4.0 μg/m3 (4) N/A 37.0
 
May 10, 2021, 11 p.m. -0.7 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 4.0 μg/m3 (4) N/A 39.0
 
May 10, 2021, 10 p.m. -0.5 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 7.0 μg/m3 (7) N/A 40.0
 
May 10, 2021, 9 p.m. -0.8 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 3.0 μg/m3 (3) N/A 41.0
 
May 10, 2021, 8 p.m. -0.8 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 2.0 μg/m3 (2) N/A 44.0
 
May 10, 2021, 7 p.m. -0.9 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A 6.0 μg/m3 (6) N/A 42.0
 
May 10, 2021, 6 p.m. -0.8 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A 8.0 μg/m3 (8) N/A 40.0
 
May 10, 2021, 5 p.m. -0.6 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 3.0 μg/m3 (3) N/A 39.0
 
May 10, 2021, 4 p.m. -0.3 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 8.0 μg/m3 (8) N/A 38.0
 
May 10, 2021, 3 p.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A 9.0 μg/m3 (9) N/A 33.0
 
May 10, 2021, 2 p.m. -0.4 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 3.0 μg/m3 (3) N/A 31.0
 
May 10, 2021, 1 p.m. -0.4 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 7.0 μg/m3 (7) N/A 27.0
 
May 10, 2021, noon -0.7 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 5.0 μg/m3 (5) N/A 27.0
 
May 10, 2021, 11 a.m. -0.2 ppb (0) 0.1 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 2.0 μg/m3 (2) N/A 30.0
 
May 10, 2021, 10 a.m. -1.2 ppb (0) -0.5 ppb (0) N/A N/A N/A 1.0 ppb (2) 38.0 ppb (36) N/A 3.0 μg/m3 (3) N/A 36.0
 
May 10, 2021, 9 a.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 2.0 ppb (3) 39.0 ppb (37) N/A 3.0 μg/m3 (3) N/A 37.0
 
May 10, 2021, 8 a.m. -1.0 ppb (0) -0.5 ppb (0) N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A 4.0 μg/m3 (4) N/A 39.0
 
May 10, 2021, 7 a.m. -0.8 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A 6.0 μg/m3 (6) N/A 41.0
 
May 10, 2021, 6 a.m. -0.7 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (43) N/A 8.0 μg/m3 (8) N/A 43.0
 
May 10, 2021, 5 a.m. -0.8 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A 14.0 μg/m3 (13) N/A 43.0
 
May 10, 2021, 4 a.m. -0.9 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 6.0 μg/m3 (6) N/A 44.0
 
May 10, 2021, 3 a.m. -1.0 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A 8.0 μg/m3 (8) N/A 42.0
 
May 10, 2021, 2 a.m. -0.9 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 15.0 μg/m3 (14) N/A 44.0
 
May 10, 2021, 1 a.m. -1.0 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A N/A 44.0
 
May 10, 2021, midnight -1.1 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 11.0 μg/m3 (11) N/A 44.0
 
May 9, 2021, 11 p.m. -1.0 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A 7.0 μg/m3 (7) N/A 46.0
 
May 9, 2021, 10 p.m. -0.8 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A 9.0 μg/m3 (9) N/A 47.0
 
May 9, 2021, 9 p.m. -0.8 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 51.0 ppb (48) N/A 5.0 μg/m3 (5) N/A 48.0
 
May 9, 2021, 8 p.m. -1.0 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A 2.0 μg/m3 (2) N/A 49.0
 
May 9, 2021, 7 p.m. -0.9 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 53.0 ppb (50) N/A 6.0 μg/m3 (6) N/A 50.0
 
May 9, 2021, 6 p.m. -0.4 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 53.0 ppb (50) N/A 9.0 μg/m3 (9) N/A 50.0
 
May 9, 2021, 5 p.m. 0.7 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 9.0 μg/m3 (9) N/A 47.0
 
May 9, 2021, 4 p.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 16.0 μg/m3 (15) N/A 45.0
 
May 9, 2021, 3 p.m. 0.8 ppb (1) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 18.0 μg/m3 (17) N/A 41.0
 
May 9, 2021, 2 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A 3.0 μg/m3 (3) N/A 35.0
 
May 9, 2021, 1 p.m. -0.7 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 5.0 μg/m3 (5) N/A 28.0
 
May 9, 2021, noon -0.4 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 7.0 μg/m3 (7) N/A 34.0
 
May 9, 2021, 11 a.m. -0.4 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 4.0 μg/m3 (4) N/A 39.0
 
May 9, 2021, 10 a.m. -0.5 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 6.0 μg/m3 (6) N/A 38.0
 
May 9, 2021, 9 a.m. -0.8 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 6.0 μg/m3 (6) N/A 34.0
 
May 9, 2021, 8 a.m. -0.8 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 5.0 μg/m3 (5) N/A 31.0
 
May 9, 2021, 7 a.m. -0.6 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 3.0 μg/m3 (3) N/A 38.0
 
May 9, 2021, 6 a.m. -0.7 ppb (0) -0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
May 9, 2021, 5 a.m. -0.8 ppb (0) -0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 4.0 μg/m3 (4) N/A 38.0
 
May 9, 2021, 4 a.m. -0.8 ppb (0) -0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 18.0 μg/m3 (17) N/A 39.0
 
May 9, 2021, 3 a.m. -0.6 ppb (0) 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 10.0 μg/m3 (10) N/A 44.0
 
May 9, 2021, 2 a.m. -0.8 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 52.0 ppb (49) N/A 18.0 μg/m3 (17) N/A 49.0
 
May 9, 2021, 1 a.m. -0.9 ppb (0) -0.5 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 54.0 ppb (50) N/A 19.0 μg/m3 (18) N/A 50.0
 
May 9, 2021, midnight -0.9 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 54.0 ppb (50) N/A 13.0 μg/m3 (13) N/A 50.0
 
May 8, 2021, 11 p.m. -1.1 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 54.0 ppb (50) N/A 22.0 μg/m3 (21) N/A 50.0
 
May 8, 2021, 10 p.m. -0.9 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A 3.0 μg/m3 (3) N/A 51.0
 
May 8, 2021, 9 p.m. -0.9 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A 4.0 μg/m3 (4) N/A 55.0
 
May 8, 2021, 8 p.m. -1.0 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 53.0 ppb (50) N/A 7.0 μg/m3 (7) N/A 50.0
 
May 8, 2021, 7 p.m. -0.8 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A 6.0 μg/m3 (6) N/A 49.0
 
May 8, 2021, 6 p.m. -0.9 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A 4.0 μg/m3 (4) N/A 49.0
 
May 8, 2021, 5 p.m. -0.8 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A 4.0 μg/m3 (4) N/A 46.0
 
May 8, 2021, 4 p.m. -1.0 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 50.0 ppb (47) N/A 6.0 μg/m3 (6) N/A 47.0
 
May 8, 2021, 3 p.m. -1.1 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A 7.0 μg/m3 (7) N/A 45.0
 
May 8, 2021, 2 p.m. -0.5 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (40) N/A 7.0 μg/m3 (7) N/A 40.0
 
May 8, 2021, 1 p.m. -0.3 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A 12.0 μg/m3 (12) N/A 38.0
 
May 8, 2021, noon -0.6 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 7.0 μg/m3 (7) N/A 34.0
 
May 8, 2021, 11 a.m. -0.7 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (36) N/A 7.0 μg/m3 (7) N/A 36.0
 
May 8, 2021, 10 a.m. -0.8 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 6.0 μg/m3 (6) N/A 39.0
 
May 8, 2021, 9 a.m. -0.8 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A 39.0 μg/m3 (37) N/A 41.0
 
May 8, 2021, 8 a.m. -0.7 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (45) N/A 0.0 μg/m3 (0) N/A 45.0
 
May 8, 2021, 7 a.m. -1.0 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 52.0 ppb (49) N/A 4.0 μg/m3 (4) N/A 49.0
 
May 8, 2021, 6 a.m. -1.1 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 53.0 ppb (50) N/A 9.0 μg/m3 (9) N/A 50.0
 
May 8, 2021, 5 a.m. -0.8 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (46) N/A 7.0 μg/m3 (7) N/A 46.0
 
May 8, 2021, 4 a.m. -0.7 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 39.0 μg/m3 (37) N/A 42.0
 
May 8, 2021, 3 a.m. -0.3 ppb (0) -0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 33.0 μg/m3 (31) N/A 42.0
 
May 8, 2021, 2 a.m. -0.8 ppb (0) -0.3 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 50.0 ppb (47) N/A 24.0 μg/m3 (23) N/A 47.0
 
May 8, 2021, 1 a.m. -0.9 ppb (0) -0.4 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 55.0 ppb (51) N/A 27.0 μg/m3 (25) N/A 51.0
 
May 8, 2021, midnight -0.6 ppb (0) -0.1 ppb (0) N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A 66.0 μg/m3 (57) N/A 57.0
 
May 7, 2021, 11 p.m. -1.0 ppb (0) -0.2 ppb (0) N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A 41.0 μg/m3 (38) N/A 51.0
 
May 7, 2021, 10 p.m. -1.1 ppb (0) -0.4 ppb (0) N/A N/A N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A N/A 51.0
 
May 7, 2021, 9 p.m. -1.1 ppb (0) -0.3 ppb (0) N/A N/A N/A 0.0 ppb (0) 56.0 ppb (55) N/A 18.0 μg/m3 (17) N/A 55.0