ID: 1134

AQSQID: 530310003

Site Name: Port Townsend-San Juan

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

Updated: Sept. 19, 2020, 7:38 a.m.

Location: Port Townsend (Blue Heron Middle School), WA

Reporting: True, Located: True

Current AQI: 39.0

Port Townsend (Blue Heron Middle School) WA, US: 48.129101, -122.7789

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (39) 39.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.6 μg/m3 (44) 44.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 27.4 μg/m3 (83) 83.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 24.2 μg/m3 (76) 76.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.3 μg/m3 (63) 63.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.9 μg/m3 (37) 37.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (59) 59.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (61) 61.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.8 μg/m3 (54) 54.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (40) 40.0
 
Sept. 18, 2020, 3 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. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (24) 24.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (51) 51.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.9 μg/m3 (73) 73.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (55) 55.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (53) 53.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (30) 30.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
Sept. 18, 2020, 4 a.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. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (55) 55.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (65) 65.0
 
Sept. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.6 μg/m3 (90) 90.0
 
Sept. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 57.5 μg/m3 (151) 151.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.3 μg/m3 (156) 156.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 50.6 μg/m3 (138) 138.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.5 μg/m3 (110) 110.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 42.4 μg/m3 (117) 117.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 36.1 μg/m3 (102) 102.0
 
Sept. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (60) 60.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 54.9 μg/m3 (148) 148.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 60.6 μg/m3 (153) 153.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 61.8 μg/m3 (153) 153.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.4 μg/m3 (154) 154.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 58.6 μg/m3 (152) 152.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (154) 154.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 59.6 μg/m3 (152) 152.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 60.5 μg/m3 (153) 153.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.5 μg/m3 (155) 155.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 74.3 μg/m3 (160) 160.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 75.6 μg/m3 (161) 161.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 78.1 μg/m3 (162) 162.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 77.5 μg/m3 (162) 162.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 70.9 μg/m3 (158) 158.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 76.2 μg/m3 (161) 161.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 78.3 μg/m3 (162) 162.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 82.1 μg/m3 (164) 164.0
 
Sept. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 86.2 μg/m3 (166) 166.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 87.1 μg/m3 (167) 167.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 86.8 μg/m3 (166) 166.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 80.1 μg/m3 (163) 163.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 73.3 μg/m3 (159) 159.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.5 μg/m3 (155) 155.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 65.3 μg/m3 (155) 155.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 64.7 μg/m3 (155) 155.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 55.7 μg/m3 (150) 150.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 66.7 μg/m3 (156) 156.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 112.6 μg/m3 (180) 180.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 122.5 μg/m3 (185) 185.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 132.8 μg/m3 (191) 191.0
 
Sept. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 134.5 μg/m3 (192) 192.0
 
Sept. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 126.5 μg/m3 (187) 187.0
 
Sept. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 134.6 μg/m3 (192) 192.0
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 136.4 μg/m3 (193) 193.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 135.3 μg/m3 (192) 192.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 139.0 μg/m3 (194) 194.0
 
Sept. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 146.8 μg/m3 (198) 198.0
 
Sept. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 142.6 μg/m3 (196) 196.0
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 145.7 μg/m3 (197) 197.0
 
Sept. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 149.1 μg/m3 (199) 199.0
 
Sept. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 147.1 μg/m3 (198) 198.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 144.5 μg/m3 (197) 197.0
 
Sept. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 142.4 μg/m3 (196) 196.0
 
Sept. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 141.1 μg/m3 (195) 195.0
 
Sept. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 123.7 μg/m3 (186) 186.0
 
Sept. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 115.1 μg/m3 (181) 181.0
 
Sept. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 130.4 μg/m3 (189) 189.0
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 120.3 μg/m3 (184) 184.0
 
Sept. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 113.1 μg/m3 (180) 180.0
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 137.4 μg/m3 (193) 193.0
 
Sept. 15, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 150.3 μg/m3 (200) 200.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 146.0 μg/m3 (198) 198.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 143.1 μg/m3 (196) 196.0
 
Sept. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 153.2 μg/m3 (203) 203.0
 
Sept. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 159.1 μg/m3 (209) 209.0
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 164.8 μg/m3 (214) 214.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 171.8 μg/m3 (221) 221.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 171.6 μg/m3 (221) 221.0
 
Sept. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 172.2 μg/m3 (222) 222.0
 
Sept. 15, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 166.7 μg/m3 (216) 216.0
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 166.8 μg/m3 (216) 216.0
 
Sept. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 169.7 μg/m3 (219) 219.0
 
Sept. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 164.1 μg/m3 (214) 214.0
 
Sept. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 160.1 μg/m3 (210) 210.0
 
Sept. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 158.6 μg/m3 (208) 208.0
 
Sept. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 158.3 μg/m3 (208) 208.0
 
Sept. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 156.4 μg/m3 (206) 206.0
 
Sept. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 155.7 μg/m3 (205) 205.0
 
Sept. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 143.5 μg/m3 (196) 196.0
 
Sept. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 139.9 μg/m3 (194) 194.0
 
Sept. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 137.3 μg/m3 (193) 193.0
 
Sept. 14, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 136.7 μg/m3 (193) 193.0
 
Sept. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 136.5 μg/m3 (193) 193.0
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 135.4 μg/m3 (192) 192.0
 
Sept. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 138.3 μg/m3 (194) 194.0
 
Sept. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 138.0 μg/m3 (193) 193.0
 
Sept. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 143.6 μg/m3 (196) 196.0
 
Sept. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 143.3 μg/m3 (196) 196.0
 
Sept. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 146.1 μg/m3 (198) 198.0
 
Sept. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 150.3 μg/m3 (200) 200.0
 
Sept. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 158.2 μg/m3 (208) 208.0
 
Sept. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 166.1 μg/m3 (216) 216.0
 
Sept. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 168.4 μg/m3 (218) 218.0
 
Sept. 14, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 168.3 μg/m3 (218) 218.0
 
Sept. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 166.0 μg/m3 (216) 216.0
 
Sept. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 161.4 μg/m3 (211) 211.0
 
Sept. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 165.5 μg/m3 (215) 215.0
 
Sept. 13, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 171.9 μg/m3 (221) 221.0
 
Sept. 13, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 166.7 μg/m3 (216) 216.0
 
Sept. 13, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 164.0 μg/m3 (214) 214.0
 
Sept. 13, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 157.6 μg/m3 (207) 207.0
 
Sept. 13, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 144.0 μg/m3 (197) 197.0
 
Sept. 13, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 135.9 μg/m3 (192) 192.0
 
Sept. 13, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 130.8 μg/m3 (190) 190.0
 
Sept. 13, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 126.5 μg/m3 (187) 187.0
 
Sept. 13, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 125.5 μg/m3 (187) 187.0
 
Sept. 13, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 119.2 μg/m3 (184) 184.0
 
Sept. 13, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 114.2 μg/m3 (181) 181.0
 
Sept. 13, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 116.3 μg/m3 (182) 182.0
 
Sept. 13, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 119.7 μg/m3 (184) 184.0
 
Sept. 13, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 123.4 μg/m3 (186) 186.0
 
Sept. 13, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 126.7 μg/m3 (187) 187.0
 
Sept. 13, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 133.6 μg/m3 (191) 191.0
 
Sept. 13, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (194) 194.0
 
Sept. 13, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 145.1 μg/m3 (197) 197.0
 
Sept. 13, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 145.2 μg/m3 (197) 197.0
 
Sept. 13, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 141.8 μg/m3 (195) 195.0
 
Sept. 13, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 145.2 μg/m3 (197) 197.0
 
Sept. 12, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 147.0 μg/m3 (198) 198.0
 
Sept. 12, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 150.4 μg/m3 (200) 200.0
 
Sept. 12, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 155.7 μg/m3 (205) 205.0
 
Sept. 12, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 162.0 μg/m3 (212) 212.0
 
Sept. 12, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 163.9 μg/m3 (213) 213.0
 
Sept. 12, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 159.7 μg/m3 (209) 209.0
 
Sept. 12, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 158.3 μg/m3 (208) 208.0
 
Sept. 12, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 156.5 μg/m3 (206) 206.0
 
Sept. 12, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 152.6 μg/m3 (202) 202.0
 
Sept. 12, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 150.3 μg/m3 (200) 200.0
 
Sept. 12, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 151.5 μg/m3 (201) 201.0
 
Sept. 12, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 152.6 μg/m3 (202) 202.0
 
Sept. 12, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 150.8 μg/m3 (200) 200.0
 
Sept. 12, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 151.3 μg/m3 (201) 201.0
 
Sept. 12, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 154.2 μg/m3 (204) 204.0
 
Sept. 12, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 158.3 μg/m3 (208) 208.0
 
Sept. 12, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 164.0 μg/m3 (214) 214.0
 
Sept. 12, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 170.4 μg/m3 (220) 220.0
 
Sept. 12, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 182.7 μg/m3 (232) 232.0
 
Sept. 12, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 179.7 μg/m3 (229) 229.0