ID: 2546

AQSQID: 530650005

Site Name: Colville-E 1st St

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

Updated: Sept. 21, 2020, 5:40 p.m.

Location: Colville (E 1st Ave), WA

Reporting: True, Located: True

Current AQI: 20.0

Colville (E 1st Ave) WA, US: 48.54469, -117.903222

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.7 μg/m3 (20) 20.0
 
Sept. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 5.0 μg/m3 (21) 24.0
 
Sept. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.0 μg/m3 (65) 7.0 μg/m3 (29) 65.0
 
Sept. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 5.4 μg/m3 (23) 37.0
 
Sept. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.3 μg/m3 (18) 18.0
 
Sept. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 4.4 μg/m3 (18) 18.0
 
Sept. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.4 μg/m3 (18) 18.0
 
Sept. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
Sept. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 5.4 μg/m3 (23) 23.0
 
Sept. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.7 μg/m3 (20) 20.0
 
Sept. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 5.3 μg/m3 (22) 22.0
 
Sept. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 5.7 μg/m3 (24) 25.0
 
Sept. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.7 μg/m3 (20) 20.0
 
Sept. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.7 μg/m3 (20) 20.0
 
Sept. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.8 μg/m3 (20) 20.0
 
Sept. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.8 μg/m3 (20) 20.0
 
Sept. 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 5.2 μg/m3 (22) 22.0
 
Sept. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 6.5 μg/m3 (27) 27.0
 
Sept. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 7.5 μg/m3 (31) 31.0
 
Sept. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 8.7 μg/m3 (36) 36.0
 
Sept. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 10.8 μg/m3 (45) 45.0
 
Sept. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 10.5 μg/m3 (44) 44.0
 
Sept. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 9.4 μg/m3 (39) 39.0
 
Sept. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 11.2 μg/m3 (47) 47.0
 
Sept. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 12.2 μg/m3 (50) 50.0
 
Sept. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 16.1 μg/m3 (59) 59.0
 
Sept. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 21.9 μg/m3 (71) 71.0
 
Sept. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 20.5 μg/m3 (68) 68.0
 
Sept. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 19.8 μg/m3 (67) 67.0
 
Sept. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 19.8 μg/m3 (67) 67.0
 
Sept. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 21.2 μg/m3 (70) 70.0
 
Sept. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 21.4 μg/m3 (70) 70.0
 
Sept. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 22.4 μg/m3 (72) 72.0
 
Sept. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 23.1 μg/m3 (74) 74.0
 
Sept. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 23.6 μg/m3 (75) 75.0
 
Sept. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 24.1 μg/m3 (76) 76.0
 
Sept. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 23.7 μg/m3 (75) 75.0
 
Sept. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 24.3 μg/m3 (76) 76.0
 
Sept. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 23.8 μg/m3 (75) 75.0
 
Sept. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 23.8 μg/m3 (75) 75.0
 
Sept. 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 24.0 μg/m3 (76) 76.0
 
Sept. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 23.5 μg/m3 (74) 74.0
 
Sept. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 24.1 μg/m3 (76) 76.0
 
Sept. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 26.0 μg/m3 (80) 80.0
 
Sept. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 26.9 μg/m3 (82) 82.0
 
Sept. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 28.0 μg/m3 (84) 84.0
 
Sept. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 35.5 μg/m3 (100) 100.0
 
Sept. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 45.2 μg/m3 (124) 124.0
 
Sept. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 57.4 μg/m3 (151) 151.0
 
Sept. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 81.0 μg/m3 (63) 68.1 μg/m3 (157) 157.0
 
Sept. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (77) 104.8 μg/m3 (176) 176.0
 
Sept. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 139.0 μg/m3 (92) 143.3 μg/m3 (196) 196.0
 
Sept. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 171.0 μg/m3 (108) 181.5 μg/m3 (231) 231.0
 
Sept. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 184.0 μg/m3 (114) 188.7 μg/m3 (238) 238.0
 
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 176.0 μg/m3 (110) 181.2 μg/m3 (231) 231.0
 
Sept. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 159.0 μg/m3 (102) 169.4 μg/m3 (219) 219.0
 
Sept. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 154.0 μg/m3 (100) 162.9 μg/m3 (212) 212.0
 
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 176.0 μg/m3 (110) 179.4 μg/m3 (229) 229.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 179.0 μg/m3 (112) 174.2 μg/m3 (224) 224.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 150.0 μg/m3 (98) 156.2 μg/m3 (206) 206.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 159.0 μg/m3 (102) 160.8 μg/m3 (210) 210.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 182.0 μg/m3 (114) 170.6 μg/m3 (220) 220.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 206.0 μg/m3 (126) 186.7 μg/m3 (236) 236.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 190.0 μg/m3 (118) 189.5 μg/m3 (239) 239.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 202.0 μg/m3 (124) 192.1 μg/m3 (242) 242.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 169.0 μg/m3 (107) 153.1 μg/m3 (203) 203.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 125.0 μg/m3 (85) 124.7 μg/m3 (186) 186.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 130.0 μg/m3 (88) 126.5 μg/m3 (187) 187.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 122.0 μg/m3 (84) 117.3 μg/m3 (183) 183.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 92.0 μg/m3 (68) 99.6 μg/m3 (173) 173.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 95.8 μg/m3 (171) 171.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 92.0 μg/m3 (68) 98.0 μg/m3 (172) 172.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (66) 97.9 μg/m3 (172) 172.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 96.0 μg/m3 (70) 94.9 μg/m3 (171) 171.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (86) 94.0 μg/m3 (170) 170.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (68) 91.7 μg/m3 (169) 169.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (62) 91.3 μg/m3 (169) 169.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 91.1 μg/m3 (169) 169.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (62) 92.0 μg/m3 (169) 169.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 92.3 μg/m3 (169) 169.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 79.0 μg/m3 (62) 92.9 μg/m3 (170) 170.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 94.5 μg/m3 (171) 171.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 83.0 μg/m3 (64) 97.1 μg/m3 (172) 172.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (64) 98.6 μg/m3 (173) 173.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 91.0 μg/m3 (68) 100.7 μg/m3 (174) 174.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 106.0 μg/m3 (76) 103.2 μg/m3 (175) 175.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 119.0 μg/m3 (82) 105.2 μg/m3 (176) 176.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (86) 109.0 μg/m3 (178) 178.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 107.0 μg/m3 (76) 109.9 μg/m3 (179) 179.0
 
Sept. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 122.0 μg/m3 (84) 112.5 μg/m3 (180) 180.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.0 μg/m3 (88) 113.5 μg/m3 (181) 181.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 148.0 μg/m3 (96) 114.9 μg/m3 (181) 181.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 139.0 μg/m3 (92) 114.6 μg/m3 (181) 181.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 124.0 μg/m3 (84) 112.8 μg/m3 (180) 180.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 110.0 μg/m3 (78) 99.6 μg/m3 (173) 173.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (66) 84.9 μg/m3 (165) 165.0
 
Sept. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (69) 76.6 μg/m3 (161) 161.0
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 98.0 μg/m3 (72) 71.3 μg/m3 (158) 158.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 94.0 μg/m3 (70) 68.1 μg/m3 (157) 157.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (55) 66.4 μg/m3 (156) 156.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (54) 66.8 μg/m3 (156) 156.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (52) 65.8 μg/m3 (155) 155.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (52) 67.0 μg/m3 (156) 156.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 69.0 μg/m3 (157) 157.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (54) 71.2 μg/m3 (158) 158.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 78.3 μg/m3 (162) 162.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (64) 87.4 μg/m3 (167) 167.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (68) 88.5 μg/m3 (167) 167.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 101.0 μg/m3 (73) 98.6 μg/m3 (173) 173.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 100.0 μg/m3 (72) 99.8 μg/m3 (173) 173.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 120.0 μg/m3 (82) 113.9 μg/m3 (181) 181.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 153.0 μg/m3 (99) 129.4 μg/m3 (189) 189.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 159.0 μg/m3 (102) 141.7 μg/m3 (195) 195.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 146.0 μg/m3 (96) 142.2 μg/m3 (196) 196.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 158.0 μg/m3 (102) 150.6 μg/m3 (200) 200.0
 
Sept. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 164.0 μg/m3 (104) 160.6 μg/m3 (210) 210.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 163.0 μg/m3 (104) 164.2 μg/m3 (214) 214.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 163.0 μg/m3 (104) 172.6 μg/m3 (222) 222.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 163.0 μg/m3 (104) 174.4 μg/m3 (224) 224.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 136.0 μg/m3 (90) 148.1 μg/m3 (199) 199.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 134.0 μg/m3 (90) 141.0 μg/m3 (195) 195.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 133.0 μg/m3 (89) 130.6 μg/m3 (190) 190.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 125.0 μg/m3 (85) 122.8 μg/m3 (185) 185.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 119.0 μg/m3 (82) 113.5 μg/m3 (181) 181.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (77) 111.1 μg/m3 (179) 179.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 100.0 μg/m3 (72) 117.1 μg/m3 (182) 182.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 108.0 μg/m3 (76) 130.9 μg/m3 (190) 190.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (83) 146.5 μg/m3 (198) 198.0
 
Sept. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (86) 150.9 μg/m3 (200) 200.0
 
Sept. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 134.0 μg/m3 (90) 155.6 μg/m3 (205) 205.0
 
Sept. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 155.0 μg/m3 (100) 171.7 μg/m3 (221) 221.0
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 174.0 μg/m3 (110) 184.1 μg/m3 (234) 234.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 162.0 μg/m3 (104) 178.7 μg/m3 (228) 228.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 162.0 μg/m3 (104) 178.7 μg/m3 (228) 228.0
 
Sept. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 168.0 μg/m3 (106) 186.9 μg/m3 (236) 236.0
 
Sept. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 202.0 μg/m3 (124) 223.0 μg/m3 (272) 272.0
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 215.0 μg/m3 (130) 238.4 μg/m3 (288) 288.0
 
Sept. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 209.0 μg/m3 (127) 243.4 μg/m3 (293) 293.0
 
Sept. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 235.0 μg/m3 (140) 280.9 μg/m3 (330) 330.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 239.0 μg/m3 (142) 289.3 μg/m3 (339) 339.0
 
Sept. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 260.0 μg/m3 (152) 315.7 μg/m3 (365) 365.0
 
Sept. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 305.0 μg/m3 (175) 366.5 μg/m3 (411) 411.0
 
Sept. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 301.0 μg/m3 (173) 368.6 μg/m3 (412) 412.0
 
Sept. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 293.0 μg/m3 (169) 357.1 μg/m3 (404) 404.0
 
Sept. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 281.0 μg/m3 (163) 348.5 μg/m3 (398) 398.0
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 272.0 μg/m3 (158) 341.8 μg/m3 (391) 391.0
 
Sept. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 277.0 μg/m3 (161) 341.9 μg/m3 (391) 391.0
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 282.0 μg/m3 (164) 351.2 μg/m3 (400) 400.0
 
Sept. 15, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 285.0 μg/m3 (165) 353.5 μg/m3 (402) 402.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 293.0 μg/m3 (169) 366.1 μg/m3 (410) 410.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 288.0 μg/m3 (166) 354.7 μg/m3 (403) 403.0
 
Sept. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 296.0 μg/m3 (170) 359.6 μg/m3 (406) 406.0
 
Sept. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 265.0 μg/m3 (155) 335.9 μg/m3 (385) 385.0
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 270.0 μg/m3 (158) 337.3 μg/m3 (387) 387.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 301.0 μg/m3 (173) 360.9 μg/m3 (407) 407.0
 
Sept. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 306.0 μg/m3 (176) 364.9 μg/m3 (410) 410.0
 
Sept. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 312.0 μg/m3 (178) 375.2 μg/m3 (416) 416.0
 
Sept. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 342.0 μg/m3 (194) 407.3 μg/m3 (438) 438.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 373.0 μg/m3 (226) 426.5 μg/m3 (451) 451.0
 
Sept. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 394.0 μg/m3 (256) 445.2 μg/m3 (463) 463.0
 
Sept. 15, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 402.0 μg/m3 (267) 451.9 μg/m3 (468) 468.0
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 375.0 μg/m3 (229) 447.7 μg/m3 (465) 465.0
 
Sept. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 381.0 μg/m3 (237) 450.5 μg/m3 (467) 467.0
 
Sept. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 389.0 μg/m3 (249) 448.8 μg/m3 (466) 466.0
 
Sept. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 395.0 μg/m3 (257) 450.3 μg/m3 (467) 467.0
 
Sept. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 388.0 μg/m3 (247) 450.3 μg/m3 (467) 467.0
 
Sept. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 366.0 μg/m3 (216) 440.6 μg/m3 (460) 460.0
 
Sept. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 366.0 μg/m3 (216) 440.8 μg/m3 (460) 460.0