ID: 1762

AQSQID: 560130099

Site Name: South Pass

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

Updated: June 14, 2021, 9:51 p.m.

Location: Lander (Atlantic City Rd), WY

Reporting: True, Located: True

Current AQI: 47.0

Lander (Atlantic City Rd) WY, US: 42.5275, -108.7203

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 14, 2021, 7 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 50.0 ppb (47) N/A N/A 0.0 μg/m3 (0) 47.0
 
June 14, 2021, 6 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 50.0 ppb (47) N/A N/A 0.0 μg/m3 (0) 47.0
 
June 14, 2021, 5 p.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) N/A N/A 1.0 μg/m3 (5) 46.0
 
June 14, 2021, 4 p.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (47) N/A N/A 4.0 μg/m3 (17) 47.0
 
June 14, 2021, 3 p.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) N/A N/A 8.0 μg/m3 (34) 44.0
 
June 14, 2021, 2 p.m. 1.2 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) N/A N/A 12.0 μg/m3 (50) 50.0
 
June 14, 2021, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) N/A N/A 3.0 μg/m3 (13) 43.0
 
June 14, 2021, noon 0.8 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) N/A N/A 3.0 μg/m3 (13) 44.0
 
June 14, 2021, 11 a.m. 0.7 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (47) N/A N/A 5.0 μg/m3 (21) 47.0
 
June 14, 2021, 10 a.m. 0.5 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) N/A N/A 3.0 μg/m3 (13) 48.0
 
June 14, 2021, 9 a.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 14, 2021, 8 a.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) N/A N/A 1.0 μg/m3 (5) 48.0
 
June 14, 2021, 7 a.m. 0.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) N/A N/A 1.0 μg/m3 (5) 44.0
 
June 14, 2021, 6 a.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 51.0 ppb (48) N/A N/A 1.0 μg/m3 (5) 48.0
 
June 14, 2021, 5 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
June 14, 2021, 4 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 43.0 ppb (40) N/A N/A 1.0 μg/m3 (5) 40.0
 
June 14, 2021, 3 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A -1.0 μg/m3 (0) 41.0
 
June 14, 2021, 2 a.m. 0.3 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (42) N/A N/A 2.0 μg/m3 (9) 42.0
 
June 14, 2021, 1 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (42) N/A N/A 1.0 μg/m3 (5) 42.0
 
June 14, 2021, midnight 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A 1.0 μg/m3 (5) 44.0
 
June 13, 2021, 11 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A 1.0 μg/m3 (5) 43.0
 
June 13, 2021, 10 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A 0.0 μg/m3 (0) 44.0
 
June 13, 2021, 9 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A -1.0 μg/m3 (0) 43.0
 
June 13, 2021, 8 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A -2.0 μg/m3 (0) 44.0
 
June 13, 2021, 7 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A 0.0 μg/m3 (0) 44.0
 
June 13, 2021, 6 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) N/A N/A 1.0 μg/m3 (5) 45.0
 
June 13, 2021, 5 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) N/A N/A 0.0 μg/m3 (0) 46.0
 
June 13, 2021, 4 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) N/A N/A -1.0 μg/m3 (0) 46.0
 
June 13, 2021, 3 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A 2.0 μg/m3 (9) 41.0
 
June 13, 2021, 2 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
June 13, 2021, 1 p.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 39.0 ppb (37) N/A N/A 4.0 μg/m3 (17) 37.0
 
June 13, 2021, noon 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (39) N/A N/A 2.0 μg/m3 (9) 39.0
 
June 13, 2021, 11 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A -1.0 μg/m3 (0) 41.0
 
June 13, 2021, 10 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A -1.0 μg/m3 (0) 41.0
 
June 13, 2021, 9 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (42) N/A N/A -2.0 μg/m3 (0) 42.0
 
June 13, 2021, 8 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A -1.0 μg/m3 (0) 43.0
 
June 13, 2021, 7 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A 0.0 μg/m3 (0) 44.0
 
June 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) 0.0
June 13, 2021, 5 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) N/A N/A -2.0 μg/m3 (0) 45.0
 
June 13, 2021, 4 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A -1.0 μg/m3 (0) 43.0
 
June 13, 2021, 3 a.m. 0.4 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) N/A N/A 1.0 μg/m3 (5) 46.0
 
June 13, 2021, 2 a.m. 0.6 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) N/A N/A 2.0 μg/m3 (9) 49.0
 
June 13, 2021, 1 a.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 55.0 ppb (51) N/A N/A 2.0 μg/m3 (9) 51.0
 
June 13, 2021, midnight 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 57.0 ppb (58) N/A N/A 1.0 μg/m3 (5) 58.0
 
June 12, 2021, 11 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 56.0 ppb (55) N/A N/A 1.0 μg/m3 (5) 55.0
 
June 12, 2021, 10 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 56.0 ppb (55) N/A N/A 3.0 μg/m3 (13) 55.0
 
June 12, 2021, 9 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 56.0 ppb (55) N/A N/A 2.0 μg/m3 (9) 55.0
 
June 12, 2021, 8 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 55.0 ppb (51) N/A N/A 0.0 μg/m3 (0) 51.0
 
June 12, 2021, 7 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A -3.0 μg/m3 (0) 50.0
 
June 12, 2021, 6 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 51.0 ppb (48) N/A N/A -2.0 μg/m3 (0) 48.0
 
June 12, 2021, 5 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) N/A N/A -2.0 μg/m3 (0) 46.0
 
June 12, 2021, 4 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) N/A N/A 1.0 μg/m3 (5) 46.0
 
June 12, 2021, 3 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A 4.0 μg/m3 (17) 44.0
 
June 12, 2021, 2 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
June 12, 2021, 1 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
June 12, 2021, noon 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (38) N/A N/A -1.0 μg/m3 (0) 38.0
 
June 12, 2021, 11 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 43.0 ppb (40) N/A N/A -1.0 μg/m3 (0) 40.0
 
June 12, 2021, 10 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) N/A N/A 0.0 μg/m3 (0) 45.0
 
June 12, 2021, 9 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 57.0 ppb (58) N/A N/A 0.0 μg/m3 (0) 58.0
 
June 12, 2021, 8 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 56.0 ppb (55) N/A N/A -2.0 μg/m3 (0) 55.0
 
June 12, 2021, 7 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 55.0 ppb (51) N/A N/A -1.0 μg/m3 (0) 51.0
 
June 12, 2021, 6 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 2.0 μg/m3 (9) 49.0
 
June 12, 2021, 5 a.m. 0.0 ppb (0) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 0.0 μg/m3 (0) 50.0
 
June 12, 2021, 4 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A -4.0 μg/m3 (0) 49.0
 
June 12, 2021, 3 a.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A -4.0 μg/m3 (0) 50.0
 
June 12, 2021, 2 a.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 57.0 ppb (58) N/A N/A -3.0 μg/m3 (0) 58.0
 
June 12, 2021, 1 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 62.0 ppb (74) N/A N/A -3.0 μg/m3 (0) 74.0
 
June 12, 2021, midnight 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 62.0 ppb (74) N/A N/A -2.0 μg/m3 (0) 74.0
 
June 11, 2021, 11 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 63.0 ppb (78) N/A N/A 1.0 μg/m3 (5) 78.0
 
June 11, 2021, 10 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 65.0 ppb (84) N/A N/A 0.0 μg/m3 (0) 84.0
 
June 11, 2021, 9 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 67.0 ppb (91) N/A N/A -1.0 μg/m3 (0) 91.0
 
June 11, 2021, 8 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 66.0 ppb (87) N/A N/A -1.0 μg/m3 (0) 87.0
 
June 11, 2021, 7 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 60.0 ppb (68) N/A N/A -1.0 μg/m3 (0) 68.0
 
June 11, 2021, 6 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 56.0 ppb (55) N/A N/A 0.0 μg/m3 (0) 55.0
 
June 11, 2021, 5 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 55.0 ppb (51) N/A N/A 1.0 μg/m3 (5) 51.0
 
June 11, 2021, 4 p.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 54.0 ppb (50) N/A N/A 0.0 μg/m3 (0) 50.0
 
June 11, 2021, 3 p.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 51.0 ppb (48) N/A N/A -3.0 μg/m3 (0) 48.0
 
June 11, 2021, 2 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A -1.0 μg/m3 (0) 44.0
 
June 11, 2021, 1 p.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) N/A N/A 2.0 μg/m3 (9) 40.0
 
June 11, 2021, noon 1.0 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
June 11, 2021, 11 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (39) N/A N/A -1.0 μg/m3 (0) 39.0
 
June 11, 2021, 10 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A -1.0 μg/m3 (0) 41.0
 
June 11, 2021, 9 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A 0.0 μg/m3 (0) 41.0
 
June 11, 2021, 8 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (41) N/A N/A 1.0 μg/m3 (5) 41.0
 
June 11, 2021, 7 a.m. 0.2 ppb (1) 0.1 ppb (1) N/A 0.0 ppb (0) N/A N/A 43.0 ppb (40) N/A N/A 1.0 μg/m3 (5) 40.0
 
June 11, 2021, 6 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (42) N/A N/A -1.0 μg/m3 (0) 42.0
 
June 11, 2021, 5 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A -2.0 μg/m3 (0) 44.0
 
June 11, 2021, 4 a.m. 0.3 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A -4.0 μg/m3 (0) 50.0
 
June 11, 2021, 3 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 58.0 ppb (61) N/A N/A -3.0 μg/m3 (0) 61.0
 
June 11, 2021, 2 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 57.0 ppb (58) N/A N/A 0.0 μg/m3 (0) 58.0
 
June 11, 2021, 1 a.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 11, 2021, midnight 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) N/A N/A 5.0 μg/m3 (21) 46.0
 
June 10, 2021, 11 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) N/A N/A 1.0 μg/m3 (5) 45.0
 
June 10, 2021, 10 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) N/A N/A 1.0 μg/m3 (5) 45.0
 
June 10, 2021, 9 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) N/A N/A 1.0 μg/m3 (5) 46.0
 
June 10, 2021, 8 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 51.0 ppb (48) N/A N/A 2.0 μg/m3 (9) 48.0
 
June 10, 2021, 7 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 51.0 ppb (48) N/A N/A 2.0 μg/m3 (9) 48.0
 
June 10, 2021, 6 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) N/A N/A 3.0 μg/m3 (13) 46.0
 
June 10, 2021, 5 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) N/A N/A 4.0 μg/m3 (17) 45.0
 
June 10, 2021, 4 p.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) N/A N/A 1.0 μg/m3 (5) 44.0
 
June 10, 2021, 3 p.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
June 10, 2021, 2 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
June 10, 2021, 1 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
June 10, 2021, noon 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (39) N/A N/A -2.0 μg/m3 (0) 39.0
 
June 10, 2021, 11 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (39) N/A N/A -2.0 μg/m3 (0) 39.0
 
June 10, 2021, 10 a.m. 0.1 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 43.0 ppb (40) N/A N/A -4.0 μg/m3 (0) 40.0
 
June 10, 2021, 9 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (38) N/A N/A -2.0 μg/m3 (0) 38.0
 
June 10, 2021, 8 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (39) N/A N/A -1.0 μg/m3 (0) 39.0
 
June 10, 2021, 7 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (42) N/A N/A -1.0 μg/m3 (0) 42.0
 
June 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
June 10, 2021, 5 a.m. 0.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) N/A N/A 7.0 μg/m3 (30) 46.0
 
June 10, 2021, 4 a.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) N/A N/A 6.0 μg/m3 (25) 46.0
 
June 10, 2021, 3 a.m. 0.6 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) N/A N/A 2.0 μg/m3 (9) 44.0
 
June 10, 2021, 2 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 50.0 ppb (47) N/A N/A -2.0 μg/m3 (0) 47.0
 
June 10, 2021, 1 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 1.0 μg/m3 (5) 49.0
 
June 10, 2021, midnight 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 9, 2021, 11 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 9, 2021, 10 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 54.0 ppb (50) N/A N/A 2.0 μg/m3 (9) 50.0
 
June 9, 2021, 9 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 57.0 ppb (58) N/A N/A 1.0 μg/m3 (5) 58.0
 
June 9, 2021, 8 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 55.0 ppb (51) N/A N/A 0.0 μg/m3 (0) 51.0
 
June 9, 2021, 7 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 2.0 μg/m3 (9) 50.0
 
June 9, 2021, 6 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 2.0 μg/m3 (9) 49.0
 
June 9, 2021, 5 p.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 0.0 μg/m3 (0) 49.0
 
June 9, 2021, 4 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 1.0 μg/m3 (5) 49.0
 
June 9, 2021, 3 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 6.0 μg/m3 (25) 50.0
 
June 9, 2021, 2 p.m. 0.7 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 60.0 ppb (68) N/A N/A 13.0 μg/m3 (53) 68.0
 
June 9, 2021, 1 p.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 55.0 ppb (51) N/A N/A 10.0 μg/m3 (42) 51.0
 
June 9, 2021, noon 0.3 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (47) N/A N/A 3.0 μg/m3 (13) 47.0
 
June 9, 2021, 11 a.m. 0.3 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) N/A N/A 3.0 μg/m3 (13) 49.0
 
June 9, 2021, 10 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 4.0 μg/m3 (17) 49.0
 
June 9, 2021, 9 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 59.0 ppb (65) N/A N/A 1.0 μg/m3 (5) 65.0
 
June 9, 2021, 8 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 61.0 ppb (71) N/A N/A 1.0 μg/m3 (5) 71.0
 
June 9, 2021, 7 a.m. 0.3 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 63.0 ppb (78) N/A N/A 4.0 μg/m3 (17) 78.0
 
June 9, 2021, 6 a.m. 0.5 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 65.0 ppb (84) N/A N/A 3.0 μg/m3 (13) 84.0
 
June 9, 2021, 5 a.m. 0.6 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 69.0 ppb (97) N/A N/A 6.0 μg/m3 (25) 97.0
 
June 9, 2021, 4 a.m. 0.8 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 72.0 ppb (102) N/A N/A 6.0 μg/m3 (25) 102.0
 
June 9, 2021, 3 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 71.0 ppb (101) N/A N/A 3.0 μg/m3 (13) 101.0
 
June 9, 2021, 2 a.m. 0.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 72.0 ppb (102) N/A N/A 5.0 μg/m3 (21) 102.0
 
June 9, 2021, 1 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 68.0 ppb (94) N/A N/A 3.0 μg/m3 (13) 94.0
 
June 9, 2021, midnight 0.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 63.0 ppb (78) N/A N/A 2.0 μg/m3 (9) 78.0
 
June 8, 2021, 11 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 57.0 ppb (58) N/A N/A 4.0 μg/m3 (17) 58.0
 
June 8, 2021, 10 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 8, 2021, 9 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 2.0 μg/m3 (9) 50.0
 
June 8, 2021, 8 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 0.0 μg/m3 (0) 49.0
 
June 8, 2021, 7 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) N/A N/A -2.0 μg/m3 (0) 44.0
 
June 8, 2021, 6 p.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A -2.0 μg/m3 (0) 50.0
 
June 8, 2021, 5 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 1.0 μg/m3 (5) 49.0
 
June 8, 2021, 4 p.m. 0.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) N/A N/A 4.0 μg/m3 (17) 45.0
 
June 8, 2021, 3 p.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) N/A N/A 4.0 μg/m3 (17) 40.0
 
June 8, 2021, 2 p.m. 0.7 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) N/A N/A 6.0 μg/m3 (25) 33.0
 
June 8, 2021, 1 p.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) N/A N/A 2.0 μg/m3 (9) 40.0
 
June 8, 2021, noon 0.3 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
June 8, 2021, 11 a.m. 0.4 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) N/A N/A 0.0 μg/m3 (0) 41.0
 
June 8, 2021, 10 a.m. 0.2 ppb (1) -0.2 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A -1.0 μg/m3 (0) 43.0
 
June 8, 2021, 9 a.m. 0.3 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) N/A N/A -1.0 μg/m3 (0) 41.0
 
June 8, 2021, 8 a.m. 0.3 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) N/A N/A -2.0 μg/m3 (0) 43.0
 
June 8, 2021, 7 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) N/A N/A -1.0 μg/m3 (0) 45.0
 
June 8, 2021, 6 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 51.0 ppb (48) N/A N/A 1.0 μg/m3 (5) 48.0
 
June 8, 2021, 5 a.m. 0.2 ppb (1) -0.1 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 1.0 μg/m3 (5) 49.0
 
June 8, 2021, 4 a.m. 0.2 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 8, 2021, 3 a.m. 0.8 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
June 8, 2021, 2 a.m. 0.4 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) N/A N/A -2.0 μg/m3 (0) 46.0
 
June 8, 2021, 1 a.m. 0.4 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (49) N/A N/A 1.0 μg/m3 (5) 49.0
 
June 8, 2021, midnight 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 54.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
June 7, 2021, 11 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 2.0 μg/m3 (9) 50.0
 
June 7, 2021, 10 p.m. 0.7 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 7, 2021, 9 p.m. 0.3 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 1.0 μg/m3 (5) 50.0
 
June 7, 2021, 8 p.m. 0.1 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 53.0 ppb (50) N/A N/A 3.0 μg/m3 (13) 50.0