ID: 1863

AQSQID: 560350101

Site Name: Pinedale Gaseous

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

Updated: July 28, 2021, 7:53 p.m.

Location: Pinedale (Stuart St), WY

Reporting: True, Located: True

Current AQI: 78.0

Pinedale (Stuart St) WY, US: 42.8698, -109.8708

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 28, 2021, 5 p.m. 1.3 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (78) N/A N/A 17.0 μg/m3 (62) 78.0
 
July 28, 2021, 4 p.m. 1.7 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (51) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 28, 2021, 3 p.m. 1.6 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 2 p.m. 1.6 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 28, 2021, 1 p.m. 1.6 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 28, 2021, noon 1.3 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 11 a.m. 1.1 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 28, 2021, 10 a.m. 1.1 ppb (2) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 28, 2021, 9 a.m. 1.2 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 28, 2021, 8 a.m. 0.9 ppb (1) -0.8 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 7 a.m. 0.5 ppb (1) -0.8 ppb (0) N/A 1.0 ppb (1) N/A N/A 55.0 ppb (51) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 6 a.m. 1.3 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A 15.0 μg/m3 (58) 58.0
 
July 28, 2021, 5 a.m. 1.5 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 4 a.m. 1.4 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A 15.0 μg/m3 (58) 58.0
 
July 28, 2021, 3 a.m. 2.4 ppb (3) -0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 28, 2021, 2 a.m. 2.5 ppb (3) -0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) N/A N/A 20.0 μg/m3 (68) 68.0
 
July 28, 2021, 1 a.m. 2.9 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) N/A N/A 20.0 μg/m3 (68) 68.0
 
July 28, 2021, midnight 1.1 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (58) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 27, 2021, 11 p.m. 1.3 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 65.0 ppb (84) N/A N/A 25.0 μg/m3 (79) 84.0
 
July 27, 2021, 10 p.m. 1.7 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 70.0 ppb (100) N/A N/A 18.0 μg/m3 (64) 100.0
 
July 27, 2021, 9 p.m. 1.9 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 72.0 ppb (102) N/A N/A 19.0 μg/m3 (66) 102.0
 
July 27, 2021, 8 p.m. 1.8 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 71.0 ppb (101) N/A N/A 18.0 μg/m3 (64) 101.0
 
July 27, 2021, 7 p.m. 1.1 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 75.0 ppb (104) N/A N/A 20.0 μg/m3 (68) 104.0
 
July 27, 2021, 6 p.m. 1.4 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 72.0 ppb (102) N/A N/A 15.0 μg/m3 (58) 102.0
 
July 27, 2021, 5 p.m. 1.8 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 66.0 ppb (87) N/A N/A 23.0 μg/m3 (74) 87.0
 
July 27, 2021, 4 p.m. 1.4 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) N/A N/A 22.0 μg/m3 (72) 74.0
 
July 27, 2021, 3 p.m. 2.3 ppb (3) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (55) N/A N/A 25.0 μg/m3 (79) 79.0
 
July 27, 2021, 2 p.m. 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) N/A N/A 31.0 μg/m3 (91) 91.0
 
July 27, 2021, 1 p.m. 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (27) N/A N/A 28.0 μg/m3 (85) 85.0
 
July 27, 2021, noon 1.7 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (28) N/A N/A 32.0 μg/m3 (93) 93.0
 
July 27, 2021, 11 a.m. 1.1 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 28.0 μg/m3 (85) 85.0
 
July 27, 2021, 10 a.m. 1.5 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 27.0 μg/m3 (83) 83.0
 
July 27, 2021, 9 a.m. 0.5 ppb (1) -0.7 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) N/A N/A 29.0 μg/m3 (87) 87.0
 
July 27, 2021, 8 a.m. 1.7 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 29.0 μg/m3 (87) 87.0
 
July 27, 2021, 7 a.m. 0.7 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (36) N/A N/A 29.0 μg/m3 (87) 87.0
 
July 27, 2021, 6 a.m. 0.5 ppb (1) -0.8 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) N/A N/A 26.0 μg/m3 (81) 81.0
 
July 27, 2021, 5 a.m. 1.2 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 29.0 μg/m3 (87) 87.0
 
July 27, 2021, 4 a.m. 1.8 ppb (2) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) N/A N/A 27.0 μg/m3 (83) 83.0
 
July 27, 2021, 3 a.m. 2.9 ppb (3) -0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) N/A N/A 28.0 μg/m3 (85) 85.0
 
July 27, 2021, 2 a.m. 1.2 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (68) N/A N/A 28.0 μg/m3 (85) 85.0
 
July 27, 2021, 1 a.m. 1.3 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) N/A N/A 25.0 μg/m3 (79) 79.0
 
July 27, 2021, midnight 1.4 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 76.0 ppb (104) N/A N/A 29.0 μg/m3 (87) 104.0
 
July 26, 2021, 11 p.m. 1.6 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 82.0 ppb (107) N/A N/A 34.0 μg/m3 (98) 107.0
 
July 26, 2021, 10 p.m. 1.8 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 80.0 ppb (106) N/A N/A 31.0 μg/m3 (91) 106.0
 
July 26, 2021, 9 p.m. 1.8 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 80.0 ppb (106) N/A N/A 38.0 μg/m3 (108) 108.0
 
July 26, 2021, 8 p.m. 2.2 ppb (3) -0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 80.0 ppb (106) N/A N/A 35.0 μg/m3 (100) 106.0
 
July 26, 2021, 7 p.m. 2.2 ppb (3) -0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 79.0 ppb (106) N/A N/A 29.0 μg/m3 (87) 106.0
 
July 26, 2021, 6 p.m. 2.0 ppb (2) -0.6 ppb (0) N/A 3.0 ppb (3) N/A N/A 71.0 ppb (101) N/A N/A 35.0 μg/m3 (100) 101.0
 
July 26, 2021, 5 p.m. 2.2 ppb (3) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (68) N/A N/A 45.0 μg/m3 (125) 125.0
 
July 26, 2021, 4 p.m. 2.2 ppb (3) -0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A N/A 49.0 μg/m3 (135) 135.0
 
July 26, 2021, 3 p.m. 3.8 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (44) N/A N/A 45.0 μg/m3 (125) 125.0
 
July 26, 2021, 2 p.m. 9.9 ppb (10) 1.9 ppb (2) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) N/A N/A 41.0 μg/m3 (115) 115.0
 
July 26, 2021, 1 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (23) N/A N/A 52.0 μg/m3 (142) 142.0
 
July 26, 2021, noon 2.1 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) N/A N/A 43.0 μg/m3 (120) 120.0
 
July 26, 2021, 11 a.m. 1.0 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (37) N/A N/A 47.0 μg/m3 (130) 130.0
 
July 26, 2021, 10 a.m. 0.9 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) N/A N/A 46.0 μg/m3 (127) 127.0
 
July 26, 2021, 9 a.m. 0.9 ppb (1) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 48.0 μg/m3 (132) 132.0
 
July 26, 2021, 8 a.m. 1.4 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 49.0 μg/m3 (135) 135.0
 
July 26, 2021, 7 a.m. 1.1 ppb (2) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) N/A N/A 48.0 μg/m3 (132) 132.0
 
July 26, 2021, 6 a.m. 1.4 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) N/A N/A 49.0 μg/m3 (135) 135.0
 
July 26, 2021, 5 a.m. 1.4 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (46) N/A N/A 50.0 μg/m3 (137) 137.0
 
July 26, 2021, 4 a.m. 1.2 ppb (2) -0.9 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A 54.0 μg/m3 (147) 147.0
 
July 26, 2021, 3 a.m. 1.5 ppb (2) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (51) N/A N/A 52.0 μg/m3 (142) 142.0
 
July 26, 2021, 2 a.m. 1.5 ppb (2) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (81) N/A N/A 44.0 μg/m3 (122) 122.0
 
July 26, 2021, 1 a.m. 2.0 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (81) N/A N/A 37.0 μg/m3 (105) 105.0
 
July 26, 2021, midnight 1.7 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 73.0 ppb (103) N/A N/A 38.0 μg/m3 (108) 108.0
 
July 25, 2021, 11 p.m. 1.2 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 76.0 ppb (104) N/A N/A 41.0 μg/m3 (115) 115.0
 
July 25, 2021, 10 p.m. 1.2 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 74.0 ppb (103) N/A N/A 33.0 μg/m3 (95) 103.0
 
July 25, 2021, 9 p.m. 1.2 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 73.0 ppb (103) N/A N/A 32.0 μg/m3 (93) 103.0
 
July 25, 2021, 8 p.m. 1.5 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 73.0 ppb (103) N/A N/A 36.0 μg/m3 (103) 103.0
 
July 25, 2021, 7 p.m. 1.7 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 74.0 ppb (103) N/A N/A 48.0 μg/m3 (132) 132.0
 
July 25, 2021, 6 p.m. 1.0 ppb (1) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 68.0 ppb (94) N/A N/A 34.0 μg/m3 (98) 98.0
 
July 25, 2021, 5 p.m. 1.0 ppb (1) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 66.0 ppb (87) N/A N/A 25.0 μg/m3 (79) 87.0
 
July 25, 2021, 4 p.m. 1.7 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (51) N/A N/A 29.0 μg/m3 (87) 87.0
 
July 25, 2021, 3 p.m. 1.8 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 25, 2021, 2 p.m. 0.8 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 30.0 ppb (28) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 25, 2021, 1 p.m. 0.7 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) N/A N/A 22.0 μg/m3 (72) 72.0
 
July 25, 2021, noon 0.7 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 25.0 ppb (24) N/A N/A 15.0 μg/m3 (58) 58.0
 
July 25, 2021, 11 a.m. 0.6 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) N/A N/A 15.0 μg/m3 (58) 58.0
 
July 25, 2021, 10 a.m. 0.8 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 26.0 ppb (25) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 25, 2021, 9 a.m. 1.0 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 23.0 ppb (22) N/A N/A 17.0 μg/m3 (62) 62.0
 
July 25, 2021, 8 a.m. 0.9 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) N/A N/A 17.0 μg/m3 (62) 62.0
 
July 25, 2021, 7 a.m. 1.0 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 25, 2021, 6 a.m. 0.7 ppb (1) -0.8 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (35) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 25, 2021, 5 a.m. 1.1 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 25, 2021, 4 a.m. 1.4 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 25, 2021, 3 a.m. 1.8 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 25, 2021, 2 a.m. 1.6 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) N/A N/A 15.0 μg/m3 (58) 58.0
 
July 25, 2021, 1 a.m. 0.7 ppb (1) -0.8 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) N/A N/A 17.0 μg/m3 (62) 62.0
 
July 25, 2021, midnight 0.9 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 20.0 μg/m3 (68) 81.0
 
July 24, 2021, 11 p.m. 0.9 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 66.0 ppb (87) N/A N/A 21.0 μg/m3 (70) 87.0
 
July 24, 2021, 10 p.m. 0.6 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 66.0 ppb (87) N/A N/A 21.0 μg/m3 (70) 87.0
 
July 24, 2021, 9 p.m. 1.1 ppb (2) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 67.0 ppb (91) N/A N/A 22.0 μg/m3 (72) 91.0
 
July 24, 2021, 8 p.m. 1.0 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 20.0 μg/m3 (68) 81.0
 
July 24, 2021, 7 p.m. 1.0 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 63.0 ppb (78) N/A N/A 20.0 μg/m3 (68) 78.0
 
July 24, 2021, 6 p.m. 1.1 ppb (2) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 67.0 ppb (91) N/A N/A 29.0 μg/m3 (87) 91.0
 
July 24, 2021, 5 p.m. 1.5 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 65.0 ppb (84) N/A N/A 33.0 μg/m3 (95) 95.0
 
July 24, 2021, 4 p.m. 1.6 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (61) N/A N/A 33.0 μg/m3 (95) 95.0
 
July 24, 2021, 3 p.m. 1.6 ppb (2) -0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) N/A N/A 34.0 μg/m3 (98) 98.0
 
July 24, 2021, 2 p.m. 1.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) N/A N/A 34.0 μg/m3 (98) 98.0
 
July 24, 2021, 1 p.m. 1.5 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) N/A N/A 31.0 μg/m3 (91) 91.0
 
July 24, 2021, noon 1.2 ppb (2) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) N/A N/A 24.0 μg/m3 (77) 77.0
 
July 24, 2021, 11 a.m. 0.7 ppb (1) -0.7 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 24, 2021, 10 a.m. 0.7 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) N/A N/A 34.0 μg/m3 (98) 98.0
 
July 24, 2021, 9 a.m. 0.5 ppb (1) -0.7 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 24, 2021, 8 a.m. 1.0 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) N/A N/A 30.0 μg/m3 (89) 89.0
 
July 24, 2021, 7 a.m. 0.2 ppb (1) -0.9 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) N/A N/A 13.0 μg/m3 (53) 53.0
 
July 24, 2021, 6 a.m. 0.7 ppb (1) -0.7 ppb (0) N/A 1.0 ppb (1) N/A N/A 31.0 ppb (29) N/A N/A 17.0 μg/m3 (62) 62.0
 
July 24, 2021, 5 a.m. 1.4 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 4 a.m. 2.2 ppb (3) -0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 3 a.m. 2.0 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 2 a.m. 3.4 ppb (4) -0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (44) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 24, 2021, 1 a.m. 1.1 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (58) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 24, 2021, midnight 0.9 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 57.0 ppb (58) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 23, 2021, 11 p.m. 1.1 ppb (2) -0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 58.0 ppb (61) N/A N/A 16.0 μg/m3 (60) 61.0
 
July 23, 2021, 10 p.m. 0.8 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 60.0 ppb (68) N/A N/A 19.0 μg/m3 (66) 68.0
 
July 23, 2021, 9 p.m. 0.8 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 62.0 ppb (74) N/A N/A 19.0 μg/m3 (66) 74.0
 
July 23, 2021, 8 p.m. 1.2 ppb (2) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 62.0 ppb (74) N/A N/A 16.0 μg/m3 (60) 74.0
 
July 23, 2021, 7 p.m. 1.1 ppb (2) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 63.0 ppb (78) N/A N/A 17.0 μg/m3 (62) 78.0
 
July 23, 2021, 6 p.m. 0.8 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 60.0 ppb (68) N/A N/A 9.0 μg/m3 (38) 68.0
 
July 23, 2021, 5 p.m. 0.8 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 60.0 ppb (68) N/A N/A 7.0 μg/m3 (30) 68.0
 
July 23, 2021, 4 p.m. 1.3 ppb (2) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) N/A N/A 8.0 μg/m3 (34) 49.0
 
July 23, 2021, 3 p.m. 1.2 ppb (2) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
July 23, 2021, 2 p.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
July 23, 2021, 1 p.m. 2.4 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
July 23, 2021, noon 2.4 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A N/A 0.0 μg/m3 (0) 24.0
 
July 23, 2021, 11 a.m. 1.3 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (16) N/A N/A 0.0 μg/m3 (0) 16.0
 
July 23, 2021, 10 a.m. 0.9 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (19) N/A N/A 3.0 μg/m3 (13) 19.0
 
July 23, 2021, 9 a.m. 1.0 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
July 23, 2021, 8 a.m. 0.6 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 26.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 23, 2021, 7 a.m. 1.3 ppb (2) -0.7 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) N/A N/A 6.0 μg/m3 (25) 33.0
 
July 23, 2021, 6 a.m. 1.4 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
July 23, 2021, 5 a.m. 1.0 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) N/A N/A 2.0 μg/m3 (9) 42.0
 
July 23, 2021, 4 a.m. 1.0 ppb (1) -0.6 ppb (0) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) N/A N/A 3.0 μg/m3 (13) 48.0
 
July 23, 2021, 3 a.m. 0.8 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
July 23, 2021, 2 a.m. 0.7 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (50) N/A N/A 4.0 μg/m3 (17) 50.0
 
July 23, 2021, 1 a.m. 0.6 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 59.0 ppb (65) N/A N/A 2.0 μg/m3 (9) 65.0
 
July 23, 2021, midnight 0.6 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 61.0 ppb (71) N/A N/A 3.0 μg/m3 (13) 71.0
 
July 22, 2021, 11 p.m. 0.9 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 61.0 ppb (71) N/A N/A 5.0 μg/m3 (21) 71.0
 
July 22, 2021, 10 p.m. 0.4 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 6.0 μg/m3 (25) 81.0
 
July 22, 2021, 9 p.m. 0.3 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 4.0 μg/m3 (17) 81.0
 
July 22, 2021, 8 p.m. 0.3 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 4.0 μg/m3 (17) 81.0
 
July 22, 2021, 7 p.m. 0.9 ppb (1) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 61.0 ppb (71) N/A N/A 7.0 μg/m3 (30) 71.0
 
July 22, 2021, 6 p.m. 0.4 ppb (1) -0.7 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 7.0 μg/m3 (30) 81.0
 
July 22, 2021, 5 p.m. 0.4 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 60.0 ppb (68) N/A N/A 7.0 μg/m3 (30) 68.0
 
July 22, 2021, 4 p.m. 0.7 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 55.0 ppb (51) N/A N/A 11.0 μg/m3 (46) 51.0
 
July 22, 2021, 3 p.m. 0.6 ppb (1) -0.7 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (49) N/A N/A 15.0 μg/m3 (58) 58.0
 
July 22, 2021, 2 p.m. 1.3 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 13.0 μg/m3 (53) 53.0
 
July 22, 2021, 1 p.m. 1.9 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 22, 2021, noon 1.5 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (29) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 22, 2021, 11 a.m. 1.0 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 22, 2021, 10 a.m. 1.1 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (29) N/A N/A 19.0 μg/m3 (66) 66.0
 
July 22, 2021, 9 a.m. 1.0 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 26.0 ppb (25) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 22, 2021, 8 a.m. 1.0 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (23) N/A N/A 13.0 μg/m3 (53) 53.0
 
July 22, 2021, 7 a.m. 1.0 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 22, 2021, 6 a.m. 0.7 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 26.0 ppb (25) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 22, 2021, 5 a.m. 1.3 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (25) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 22, 2021, 4 a.m. 1.4 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) N/A N/A 13.0 μg/m3 (53) 53.0
 
July 22, 2021, 3 a.m. 2.3 ppb (3) -0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 22, 2021, 2 a.m. 1.1 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 22, 2021, 1 a.m. 0.8 ppb (1) -0.6 ppb (0) N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) N/A N/A 15.0 μg/m3 (58) 81.0
 
July 22, 2021, midnight 1.2 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 67.0 ppb (91) N/A N/A 20.0 μg/m3 (68) 91.0
 
July 21, 2021, 11 p.m. 1.0 ppb (1) -0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 68.0 ppb (94) N/A N/A 27.0 μg/m3 (83) 94.0
 
July 21, 2021, 10 p.m. 1.7 ppb (2) -0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 66.0 ppb (87) N/A N/A 26.0 μg/m3 (81) 87.0
 
July 21, 2021, 9 p.m. 1.1 ppb (2) -0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 65.0 ppb (84) N/A N/A 22.0 μg/m3 (72) 84.0
 
July 21, 2021, 8 p.m. 0.9 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 63.0 ppb (78) N/A N/A 20.0 μg/m3 (68) 78.0
 
July 21, 2021, 7 p.m. 1.2 ppb (2) -0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 59.0 ppb (65) N/A N/A 16.0 μg/m3 (60) 65.0
 
July 21, 2021, 6 p.m. 0.7 ppb (1) -0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 59.0 ppb (65) N/A N/A 19.0 μg/m3 (66) 66.0