ID: 1289

AQSQID: 060431001

Site Name: Yosemite Village - Visitor Center

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

Updated: Sept. 21, 2020, 10:39 a.m.

Location: Yosemite National Park (Yosemite Theater), CA

Reporting: True, Located: True

Current AQI: 330.0

Yosemite National Park (Yosemite Theater) CA, US: 37.748707, -119.587094

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 281.0 μg/m3 (330) 330.0
 
Sept. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 187.0 μg/m3 (116) 181.0 μg/m3 (230) 230.0
 
Sept. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 129.0 μg/m3 (87) 122.0 μg/m3 (185) 185.0
 
Sept. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 115.0 μg/m3 (80) 102.0 μg/m3 (174) 174.0
 
Sept. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (67) 82.0 μg/m3 (164) 164.0
 
Sept. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 64.0 μg/m3 (154) 154.0
 
Sept. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 67.0 μg/m3 (156) 156.0
 
Sept. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (60) 63.0 μg/m3 (154) 154.0
 
Sept. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 63.0 μg/m3 (154) 154.0
 
Sept. 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (64) 69.0 μg/m3 (157) 157.0
 
Sept. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (66) 72.0 μg/m3 (159) 159.0
 
Sept. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 111.0 μg/m3 (78) 97.0 μg/m3 (172) 172.0
 
Sept. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 154.0 μg/m3 (100) 139.0 μg/m3 (194) 194.0
 
Sept. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 144.0 μg/m3 (94) 135.0 μg/m3 (192) 192.0
 
Sept. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 133.0 μg/m3 (89) 127.0 μg/m3 (188) 188.0
 
Sept. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 117.0 μg/m3 (81) 111.0 μg/m3 (179) 179.0
 
Sept. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 114.0 μg/m3 (80) 107.0 μg/m3 (177) 177.0
 
Sept. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 98.0 μg/m3 (72) 90.0 μg/m3 (168) 168.0
 
Sept. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (66) 88.0 μg/m3 (167) 167.0
 
Sept. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 86.0 μg/m3 (66) 84.0 μg/m3 (165) 165.0
 
Sept. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (69) 81.0 μg/m3 (163) 163.0
 
Sept. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (54) 62.0 μg/m3 (153) 153.0
 
Sept. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 45.0 μg/m3 (124) 124.0
 
Sept. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 33.0 μg/m3 (95) 95.0
 
Sept. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 33.0 μg/m3 (95) 95.0
 
Sept. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 34.0 μg/m3 (97) 97.0
 
Sept. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 28.0 μg/m3 (84) 84.0
 
Sept. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 23.0 μg/m3 (73) 73.0
 
Sept. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 20.0 μg/m3 (67) 67.0
 
Sept. 20, 2020, 4 a.m. 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. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 16.0 μg/m3 (59) 59.0
 
Sept. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 20.0 μg/m3 (67) 67.0
 
Sept. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 21.0 μg/m3 (69) 69.0
 
Sept. 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 26.0 μg/m3 (80) 80.0
 
Sept. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 37.0 μg/m3 (104) 104.0
 
Sept. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (61) 64.0 μg/m3 (154) 154.0
 
Sept. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 108.0 μg/m3 (76) 78.0 μg/m3 (162) 162.0
 
Sept. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 116.0 μg/m3 (80) 91.0 μg/m3 (169) 169.0
 
Sept. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 82.0 μg/m3 (64) 70.0 μg/m3 (158) 158.0
 
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) 31.0 μg/m3 (90) 90.0
 
Sept. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 23.0 μg/m3 (73) 73.0
 
Sept. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 27.0 μg/m3 (82) 82.0
 
Sept. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 32.0 μg/m3 (93) 93.0
 
Sept. 19, 2020, 2 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, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 33.0 μg/m3 (95) 95.0
 
Sept. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 41.0 μg/m3 (114) 114.0
 
Sept. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 49.0 μg/m3 (134) 134.0
 
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 49.0 μg/m3 (134) 134.0
 
Sept. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 49.0 μg/m3 (134) 134.0
 
Sept. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 48.0 μg/m3 (131) 131.0
 
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 48.0 μg/m3 (131) 131.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 55.0 μg/m3 (50) 48.0 μg/m3 (131) 131.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 39.0 μg/m3 (109) 109.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 32.0 μg/m3 (93) 93.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.0 μg/m3 (58) 52.0 μg/m3 (141) 141.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 127.0 μg/m3 (86) 109.0 μg/m3 (178) 178.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 155.0 μg/m3 (100) 137.0 μg/m3 (193) 193.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 153.0 μg/m3 (99) 134.0 μg/m3 (191) 191.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 153.0 μg/m3 (99) 136.0 μg/m3 (192) 192.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 168.0 μg/m3 (106) 137.0 μg/m3 (193) 193.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 140.0 μg/m3 (92) 127.0 μg/m3 (188) 188.0
 
Sept. 18, 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) 29.0 μg/m3 (86) 86.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 44.0 μg/m3 (121) 121.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 16.0 μg/m3 (59) 59.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 36.0 μg/m3 (101) 101.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 67.0 μg/m3 (156) 156.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 166.0 μg/m3 (106) 152.0 μg/m3 (202) 202.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 235.0 μg/m3 (140) 220.0 μg/m3 (270) 270.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 247.0 μg/m3 (146) 228.0 μg/m3 (278) 278.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 250.0 μg/m3 (148) 240.0 μg/m3 (290) 290.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 256.0 μg/m3 (150) 237.0 μg/m3 (286) 286.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 316.0 μg/m3 (180) 277.0 μg/m3 (326) 326.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 304.0 μg/m3 (174) 285.0 μg/m3 (334) 334.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 379.0 μg/m3 (234) 364.0 μg/m3 (409) 409.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 390.0 μg/m3 (250) 371.0 μg/m3 (414) 414.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 419.0 μg/m3 (291) 401.0 μg/m3 (434) 434.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 452.0 μg/m3 (334) 423.0 μg/m3 (448) 448.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 457.0 μg/m3 (340) 429.0 μg/m3 (452) 452.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 429.0 μg/m3 (452) 452.0
 
Sept. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 587.0 μg/m3 (482) 548.0 μg/m3 (532) 532.0
 
Sept. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 612.0 μg/m3 (574) 574.0
 
Sept. 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 669.0 μg/m3 (612) 612.0
 
Sept. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 857.0 μg/m3 (752) 798.0 μg/m3 (698) 752.0
 
Sept. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 854.0 μg/m3 (749) 789.0 μg/m3 (692) 749.0
 
Sept. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 850.0 μg/m3 (745) 787.0 μg/m3 (691) 745.0
 
Sept. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 838.0 μg/m3 (733) 791.0 μg/m3 (694) 733.0
 
Sept. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 819.0 μg/m3 (714) 770.0 μg/m3 (680) 714.0
 
Sept. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 839.0 μg/m3 (734) 776.0 μg/m3 (684) 734.0
 
Sept. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 814.0 μg/m3 (709) 764.0 μg/m3 (676) 709.0
 
Sept. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 750.0 μg/m3 (645) 706.0 μg/m3 (637) 645.0
 
Sept. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 775.0 μg/m3 (670) 737.0 μg/m3 (658) 670.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 622.0 μg/m3 (517) 603.0 μg/m3 (568) 568.0
 
Sept. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 580.0 μg/m3 (475) 563.0 μg/m3 (542) 542.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 542.0 μg/m3 (437) 511.0 μg/m3 (507) 507.0
 
Sept. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 375.0 μg/m3 (229) 355.0 μg/m3 (403) 403.0
 
Sept. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 362.0 μg/m3 (210) 348.0 μg/m3 (398) 398.0
 
Sept. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 279.0 μg/m3 (162) 261.0 μg/m3 (310) 310.0
 
Sept. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 265.0 μg/m3 (155) 249.0 μg/m3 (298) 298.0
 
Sept. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 263.0 μg/m3 (154) 246.0 μg/m3 (296) 296.0
 
Sept. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 290.0 μg/m3 (168) 270.0 μg/m3 (320) 320.0
 
Sept. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 304.0 μg/m3 (174) 279.0 μg/m3 (328) 328.0
 
Sept. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 309.0 μg/m3 (177) 279.0 μg/m3 (328) 328.0
 
Sept. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 317.0 μg/m3 (181) 286.0 μg/m3 (336) 336.0
 
Sept. 17, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 331.0 μg/m3 (188) 290.0 μg/m3 (340) 340.0
 
Sept. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 311.0 μg/m3 (178) 282.0 μg/m3 (332) 332.0
 
Sept. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 357.0 μg/m3 (203) 337.0 μg/m3 (386) 386.0
 
Sept. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 432.0 μg/m3 (309) 406.0 μg/m3 (437) 437.0
 
Sept. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 443.0 μg/m3 (322) 422.0 μg/m3 (448) 448.0
 
Sept. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 427.0 μg/m3 (302) 405.0 μg/m3 (436) 436.0
 
Sept. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 423.0 μg/m3 (297) 405.0 μg/m3 (436) 436.0
 
Sept. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 448.0 μg/m3 (329) 429.0 μg/m3 (452) 452.0
 
Sept. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 466.0 μg/m3 (351) 441.0 μg/m3 (460) 460.0
 
Sept. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 460.0 μg/m3 (344) 438.0 μg/m3 (458) 458.0
 
Sept. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 444.0 μg/m3 (324) 427.0 μg/m3 (451) 451.0
 
Sept. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 458.0 μg/m3 (341) 435.0 μg/m3 (456) 456.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 450.0 μg/m3 (331) 425.0 μg/m3 (450) 450.0
 
Sept. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 473.0 μg/m3 (360) 458.0 μg/m3 (472) 472.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 480.0 μg/m3 (369) 458.0 μg/m3 (472) 472.0
 
Sept. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 394.0 μg/m3 (256) 376.0 μg/m3 (417) 417.0
 
Sept. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 332.0 μg/m3 (188) 324.0 μg/m3 (374) 374.0
 
Sept. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 310.0 μg/m3 (178) 297.0 μg/m3 (346) 346.0
 
Sept. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 333.0 μg/m3 (189) 315.0 μg/m3 (364) 364.0
 
Sept. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 379.0 μg/m3 (234) 359.0 μg/m3 (406) 406.0
 
Sept. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 419.0 μg/m3 (291) 395.0 μg/m3 (430) 430.0
 
Sept. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 427.0 μg/m3 (302) 409.0 μg/m3 (439) 439.0
 
Sept. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 447.0 μg/m3 (328) 408.0 μg/m3 (438) 438.0
 
Sept. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 442.0 μg/m3 (321) 411.0 μg/m3 (440) 440.0
 
Sept. 16, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 441.0 μg/m3 (320) 420.0 μg/m3 (446) 446.0
 
Sept. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 452.0 μg/m3 (334) 427.0 μg/m3 (451) 451.0
 
Sept. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 452.0 μg/m3 (334) 425.0 μg/m3 (450) 450.0
 
Sept. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 456.0 μg/m3 (339) 420.0 μg/m3 (446) 446.0
 
Sept. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 450.0 μg/m3 (331) 420.0 μg/m3 (446) 446.0
 
Sept. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 454.0 μg/m3 (336) 423.0 μg/m3 (448) 448.0
 
Sept. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 448.0 μg/m3 (329) 421.0 μg/m3 (447) 447.0
 
Sept. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 466.0 μg/m3 (351) 438.0 μg/m3 (458) 458.0
 
Sept. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 476.0 μg/m3 (364) 440.0 μg/m3 (460) 460.0
 
Sept. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 492.0 μg/m3 (384) 444.0 μg/m3 (462) 462.0
 
Sept. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 472.0 μg/m3 (359) 447.0 μg/m3 (464) 464.0
 
Sept. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 471.0 μg/m3 (358) 449.0 μg/m3 (466) 466.0
 
Sept. 15, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 510.0 μg/m3 (405) 489.0 μg/m3 (492) 492.0
 
Sept. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 520.0 μg/m3 (415) 496.0 μg/m3 (497) 497.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 514.0 μg/m3 (409) 500.0 μg/m3 (500) 500.0
 
Sept. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 387.0 μg/m3 (246) 368.0 μg/m3 (412) 412.0
 
Sept. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 247.0 μg/m3 (146) 235.0 μg/m3 (284) 284.0
 
Sept. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 231.0 μg/m3 (138) 217.0 μg/m3 (266) 266.0
 
Sept. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 225.0 μg/m3 (135) 215.0 μg/m3 (264) 264.0
 
Sept. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 209.0 μg/m3 (127) 198.0 μg/m3 (248) 248.0
 
Sept. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 224.0 μg/m3 (134) 203.0 μg/m3 (252) 252.0
 
Sept. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 284.0 μg/m3 (164) 260.0 μg/m3 (310) 310.0
 
Sept. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 342.0 μg/m3 (194) 312.0 μg/m3 (362) 362.0
 
Sept. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 362.0 μg/m3 (210) 333.0 μg/m3 (382) 382.0
 
Sept. 15, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 364.0 μg/m3 (213) 331.0 μg/m3 (380) 380.0
 
Sept. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 366.0 μg/m3 (216) 338.0 μg/m3 (388) 388.0
 
Sept. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 361.0 μg/m3 (209) 331.0 μg/m3 (380) 380.0
 
Sept. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 343.0 μg/m3 (194) 324.0 μg/m3 (374) 374.0
 
Sept. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 335.0 μg/m3 (190) 317.0 μg/m3 (366) 366.0
 
Sept. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 342.0 μg/m3 (194) N/A 194.0
 
Sept. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 342.0 μg/m3 (194) 328.0 μg/m3 (378) 378.0
 
Sept. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 352.0 μg/m3 (198) 331.0 μg/m3 (380) 380.0
 
Sept. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 375.0 μg/m3 (229) 337.0 μg/m3 (386) 386.0
 
Sept. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 373.0 μg/m3 (226) 349.0 μg/m3 (398) 398.0
 
Sept. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 385.0 μg/m3 (243) 368.0 μg/m3 (412) 412.0
 
Sept. 14, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 389.0 μg/m3 (249) 337.0 μg/m3 (386) 386.0
 
Sept. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 319.0 μg/m3 (182) 300.0 μg/m3 (350) 350.0
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 295.0 μg/m3 (170) 282.0 μg/m3 (332) 332.0
 
Sept. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 290.0 μg/m3 (168) 280.0 μg/m3 (330) 330.0
 
Sept. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 248.0 μg/m3 (146) 229.0 μg/m3 (278) 278.0
 
Sept. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 259.0 μg/m3 (308) 308.0