ID: 1929

AQSQID: 530030004

Site Name: Clarkston-13th St

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

Updated: Sept. 25, 2021, 10:02 a.m.

Location: Clarkston (Transfer), WA

Reporting: True, Located: True

Current AQI: 28.0

Clarkston (Transfer) WA, US: 46.425598, -117.059799

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.7 μg/m3 (129) 129.0
 
Sept. 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.6 μg/m3 (121) 121.0
 
Sept. 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.9 μg/m3 (105) 105.0
 
Sept. 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (103) 103.0
 
Sept. 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.6 μg/m3 (97) 97.0
 
Sept. 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.7 μg/m3 (95) 95.0
 
Sept. 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.4 μg/m3 (92) 92.0
 
Sept. 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.8 μg/m3 (82) 82.0
 
Sept. 11, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.5 μg/m3 (78) 78.0
 
Sept. 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (62) 62.0
 
Sept. 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (53) 53.0
 
Sept. 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (55) 55.0
 
Sept. 10, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (49) 49.0
 
Sept. 10, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.8 μg/m3 (115) 115.0
 
Sept. 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.5 μg/m3 (141) 141.0
 
Sept. 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.4 μg/m3 (141) 141.0
 
Sept. 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (145) 145.0
 
Sept. 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.6 μg/m3 (144) 144.0
 
Sept. 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 53.3 μg/m3 (145) 145.0
 
Sept. 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.9 μg/m3 (144) 144.0
 
Sept. 10, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.5 μg/m3 (143) 143.0
 
Sept. 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.4 μg/m3 (136) 136.0
 
Sept. 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.2 μg/m3 (118) 118.0
 
Sept. 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.7 μg/m3 (112) 112.0
 
Sept. 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.1 μg/m3 (110) 110.0
 
Sept. 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.2 μg/m3 (120) 120.0
 
Sept. 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (127) 127.0
 
Sept. 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.2 μg/m3 (128) 128.0
 
Sept. 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.3 μg/m3 (128) 128.0
 
Sept. 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.6 μg/m3 (124) 124.0
 
Sept. 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.8 μg/m3 (139) 139.0
 
Sept. 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.6 μg/m3 (134) 134.0
 
Sept. 10, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.1 μg/m3 (128) 128.0
 
Sept. 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.8 μg/m3 (127) 127.0
 
Sept. 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (127) 127.0
 
Sept. 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.4 μg/m3 (118) 118.0
 
Sept. 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.5 μg/m3 (124) 124.0
 
Sept. 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.1 μg/m3 (133) 133.0
 
Sept. 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.7 μg/m3 (136) 136.0
 
Sept. 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.3 μg/m3 (143) 143.0
 
Sept. 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (142) 142.0
 
Sept. 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.7 μg/m3 (144) 144.0
 
Sept. 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.7 μg/m3 (129) 129.0
 
Sept. 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.1 μg/m3 (133) 133.0
 
Sept. 9, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 46.2 μg/m3 (128) 128.0
 
Sept. 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.9 μg/m3 (122) 122.0
 
Sept. 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.2 μg/m3 (120) 120.0
 
Sept. 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.9 μg/m3 (120) 120.0
 
Sept. 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.3 μg/m3 (121) 121.0
 
Sept. 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.9 μg/m3 (122) 122.0
 
Sept. 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (125) 125.0
 
Sept. 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.7 μg/m3 (122) 122.0
 
Sept. 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.6 μg/m3 (114) 114.0
 
Sept. 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 35.9 μg/m3 (102) 102.0
 
Sept. 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.4 μg/m3 (104) 104.0
 
Sept. 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.4 μg/m3 (111) 111.0
 
Sept. 9, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.6 μg/m3 (114) 114.0
 
Sept. 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.1 μg/m3 (150) 150.0
 
Sept. 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.8 μg/m3 (91) 91.0
 
Sept. 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (81) 81.0
 
Sept. 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.9 μg/m3 (83) 83.0
 
Sept. 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (79) 79.0
 
Sept. 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.2 μg/m3 (79) 79.0
 
Sept. 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.7 μg/m3 (76) 76.0
 
Sept. 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.5 μg/m3 (73) 73.0
 
Sept. 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.1 μg/m3 (83) 83.0
 
Sept. 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.9 μg/m3 (76) 76.0
 
Sept. 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.1 μg/m3 (73) 73.0
 
Sept. 8, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.5 μg/m3 (71) 71.0
 
Sept. 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (71) 71.0
 
Sept. 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (71) 71.0
 
Sept. 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.4 μg/m3 (71) 71.0
 
Sept. 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.5 μg/m3 (71) 71.0
 
Sept. 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.1 μg/m3 (70) 70.0
 
Sept. 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
Sept. 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (61) 61.0
 
Sept. 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (58) 58.0
 
Sept. 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (56) 56.0
 
Sept. 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.8 μg/m3 (55) 55.0
 
Sept. 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.1 μg/m3 (51) 51.0
 
Sept. 8, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Sept. 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
Sept. 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (47) 47.0
 
Sept. 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (54) 54.0
 
Sept. 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (57) 57.0
 
Sept. 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (52) 52.0
 
Sept. 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (54) 54.0
 
Sept. 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (56) 56.0
 
Sept. 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (63) 63.0
 
Sept. 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (58) 58.0
 
Sept. 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (53) 53.0
 
Sept. 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (52) 52.0
 
Sept. 7, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Sept. 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Sept. 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (47) 47.0
 
Sept. 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
Sept. 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
Sept. 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
Sept. 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
Sept. 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (22) 22.0
 
Sept. 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (18) 18.0
 
Sept. 7, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (23) 23.0
 
Sept. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
Sept. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Sept. 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (35) 35.0
 
Sept. 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Sept. 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.9 μg/m3 (78) 78.0
 
Sept. 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.5 μg/m3 (136) 136.0
 
Sept. 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.3 μg/m3 (150) 150.0
 
Sept. 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.5 μg/m3 (151) 151.0
 
Sept. 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.2 μg/m3 (143) 143.0
 
Sept. 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.1 μg/m3 (137) 137.0
 
Sept. 6, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.8 μg/m3 (139) 139.0
 
Sept. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.5 μg/m3 (138) 138.0
 
Sept. 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.1 μg/m3 (142) 142.0
 
Sept. 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.3 μg/m3 (140) 140.0
 
Sept. 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.7 μg/m3 (139) 139.0
 
Sept. 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.9 μg/m3 (134) 134.0
 
Sept. 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.5 μg/m3 (134) 134.0
 
Sept. 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 52.2 μg/m3 (143) 143.0
 
Sept. 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 47.7 μg/m3 (132) 132.0
 
Sept. 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.4 μg/m3 (138) 138.0
 
Sept. 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 51.9 μg/m3 (142) 142.0
 
Sept. 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.3 μg/m3 (123) 123.0
 
Sept. 6, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.2 μg/m3 (113) 113.0
 
Sept. 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.1 μg/m3 (115) 115.0
 
Sept. 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 43.2 μg/m3 (120) 120.0
 
Sept. 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 47.8 μg/m3 (132) 132.0
 
Sept. 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 48.4 μg/m3 (133) 133.0
 
Sept. 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.2 μg/m3 (138) 138.0
 
Sept. 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.9 μg/m3 (152) 152.0
 
Sept. 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.5 μg/m3 (156) 156.0
 
Sept. 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 71.4 μg/m3 (160) 160.0
 
Sept. 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.1 μg/m3 (157) 157.0
 
Sept. 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.4 μg/m3 (155) 155.0
 
Sept. 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.5 μg/m3 (156) 156.0
 
Sept. 5, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.0 μg/m3 (156) 156.0
 
Sept. 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.8 μg/m3 (156) 156.0
 
Sept. 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 63.6 μg/m3 (156) 156.0
 
Sept. 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 63.7 μg/m3 (156) 156.0
 
Sept. 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.6 μg/m3 (156) 156.0
 
Sept. 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.6 μg/m3 (155) 155.0
 
Sept. 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 63.5 μg/m3 (156) 156.0
 
Sept. 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 59.6 μg/m3 (154) 154.0
 
Sept. 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 53.5 μg/m3 (146) 146.0
 
Sept. 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 49.7 μg/m3 (136) 136.0
 
Sept. 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 47.5 μg/m3 (131) 131.0
 
Sept. 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 35.2 μg/m3 (100) 100.0
 
Sept. 5, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (94) 94.0
 
Sept. 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.8 μg/m3 (76) 76.0
 
Sept. 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (57) 57.0
 
Sept. 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
Sept. 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
Sept. 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (33) 33.0
 
Sept. 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
Sept. 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (46) 46.0
 
Sept. 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Sept. 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (25) 25.0
 
Sept. 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0