ID: 2433

AQSQID: 300710010

Site Name: Malta

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

Updated: July 26, 2021, 8:04 p.m.

Location: Malta (Short Oil Rd), MT

Reporting: True, Located: True

Current AQI: 78.0

Malta (Short Oil Rd) MT, US: 48.317507, -107.862471

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 41.0 μg/m3 (38) 24.5 μg/m3 (78) 78.0
 
July 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 35.0 μg/m3 (33) 21.6 μg/m3 (71) 71.0
 
July 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 43.0 μg/m3 (40) 21.8 μg/m3 (72) 72.0
 
July 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 64.0 μg/m3 (56) 38.9 μg/m3 (110) 110.0
 
July 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 53.0 μg/m3 (50) 38.8 μg/m3 (110) 110.0
 
July 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 61.0 μg/m3 (54) 41.1 μg/m3 (115) 115.0
 
July 26, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 69.0 μg/m3 (58) 46.1 μg/m3 (128) 128.0
 
July 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 76.0 μg/m3 (62) 50.8 μg/m3 (139) 139.0
 
July 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 71.0 μg/m3 (59) 48.5 μg/m3 (134) 134.0
 
July 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 66.0 μg/m3 (57) 52.3 μg/m3 (143) 143.0
 
July 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 69.0 μg/m3 (58) 51.8 μg/m3 (142) 142.0
 
July 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 64.0 μg/m3 (56) 45.9 μg/m3 (127) 127.0
 
July 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 64.0 μg/m3 (56) 47.4 μg/m3 (131) 131.0
 
July 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 58.0 μg/m3 (53) 43.4 μg/m3 (121) 121.0
 
July 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 57.0 μg/m3 (52) 37.4 μg/m3 (106) 106.0
 
July 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 49.0 μg/m3 (46) 30.1 μg/m3 (89) 89.0
 
July 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 42.0 μg/m3 (39) 27.2 μg/m3 (83) 83.0
 
July 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 37.0 μg/m3 (35) 21.7 μg/m3 (72) 72.0
 
July 26, 2021, midnight N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A 40.0 μg/m3 (38) 37.0 μg/m3 (105) 105.0
 
July 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 49.0 μg/m3 (46) 37.8 μg/m3 (107) 107.0
 
July 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A 44.0 μg/m3 (41) 31.8 μg/m3 (93) 93.0
 
July 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 38.0 μg/m3 (36) 26.8 μg/m3 (82) 82.0
 
July 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 52.0 μg/m3 (49) 35.4 μg/m3 (100) 100.0
 
July 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A 64.0 μg/m3 (56) 47.6 μg/m3 (131) 131.0
 
July 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 49.0 μg/m3 (46) 27.2 μg/m3 (83) 83.0
 
July 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 40.0 μg/m3 (38) 25.8 μg/m3 (80) 80.0
 
July 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 38.0 μg/m3 (36) 23.7 μg/m3 (76) 76.0
 
July 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 43.0 μg/m3 (40) 24.7 μg/m3 (78) 78.0
 
July 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 31.0 μg/m3 (29) 25.6 μg/m3 (80) 80.0
 
July 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 31.0 μg/m3 (29) 32.3 μg/m3 (94) 94.0
 
July 25, 2021, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 40.0 μg/m3 (38) 33.2 μg/m3 (96) 96.0
 
July 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 49.0 μg/m3 (46) 35.6 μg/m3 (102) 102.0
 
July 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 45.0 μg/m3 (42) 37.9 μg/m3 (107) 107.0
 
July 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 54.0 μg/m3 (50) 43.3 μg/m3 (121) 121.0
 
July 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 60.0 μg/m3 (54) 42.7 μg/m3 (119) 119.0
 
July 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 55.0 μg/m3 (51) 28.7 μg/m3 (86) 86.0
 
July 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 53.0 μg/m3 (50) 37.3 μg/m3 (106) 106.0
 
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 53.0 μg/m3 (50) 37.3 μg/m3 (106) 106.0
 
July 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 59.0 μg/m3 (53) 43.3 μg/m3 (121) 121.0
 
July 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 58.0 μg/m3 (53) 36.8 μg/m3 (105) 105.0
 
July 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 57.0 μg/m3 (52) 39.2 μg/m3 (111) 111.0
 
July 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A 56.0 μg/m3 (52) 37.4 μg/m3 (106) 106.0
 
July 25, 2021, midnight N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 46.0 μg/m3 (43) 34.6 μg/m3 (99) 99.0
 
July 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 43.0 μg/m3 (40) 34.9 μg/m3 (99) 99.0
 
July 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 55.0 μg/m3 (51) 31.8 μg/m3 (93) 93.0
 
July 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 51.0 μg/m3 (48) 36.2 μg/m3 (103) 103.0
 
July 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 51.0 μg/m3 (48) 42.4 μg/m3 (118) 118.0
 
July 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 63.0 μg/m3 (55) 50.9 μg/m3 (139) 139.0
 
July 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 62.0 μg/m3 (55) 47.0 μg/m3 (130) 130.0
 
July 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 62.0 μg/m3 (55) 50.1 μg/m3 (137) 137.0
 
July 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 57.0 μg/m3 (52) 49.5 μg/m3 (136) 136.0
 
July 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 45.0 μg/m3 (42) 50.3 μg/m3 (138) 138.0
 
July 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 45.0 μg/m3 (42) 40.1 μg/m3 (113) 113.0
 
July 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 47.0 μg/m3 (44) 38.7 μg/m3 (109) 109.0
 
July 24, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 55.0 μg/m3 (51) 40.0 μg/m3 (113) 113.0
 
July 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 51.0 μg/m3 (48) 41.4 μg/m3 (116) 116.0
 
July 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 64.0 μg/m3 (56) 48.1 μg/m3 (133) 133.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 74.0 μg/m3 (61) 57.6 μg/m3 (153) 153.0
 
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 84.0 μg/m3 (66) 65.0 μg/m3 (156) 156.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 84.0 μg/m3 (66) 69.5 μg/m3 (159) 159.0
 
July 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 84.0 μg/m3 (66) 64.6 μg/m3 (156) 156.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 79.0 μg/m3 (63) 56.2 μg/m3 (152) 152.0
 
July 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 68.0 μg/m3 (58) 53.0 μg/m3 (145) 145.0
 
July 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 60.0 μg/m3 (54) 39.6 μg/m3 (112) 112.0
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 50.0 μg/m3 (47) 29.2 μg/m3 (87) 87.0
 
July 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 47.0 μg/m3 (44) 29.5 μg/m3 (88) 88.0
 
July 24, 2021, midnight N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A 51.0 μg/m3 (48) 30.9 μg/m3 (91) 91.0
 
July 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A 40.0 μg/m3 (38) 21.8 μg/m3 (72) 72.0
 
July 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 43.0 μg/m3 (40) 19.6 μg/m3 (67) 67.0
 
July 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 34.0 μg/m3 (32) 16.1 μg/m3 (60) 60.0
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 43.0 μg/m3 (40) 17.0 μg/m3 (62) 62.0
 
July 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 48.0 μg/m3 (45) 22.9 μg/m3 (74) 74.0
 
July 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 46.0 μg/m3 (43) 15.6 μg/m3 (59) 59.0
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 54.0 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
July 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 55.0 μg/m3 (51) 12.6 μg/m3 (53) 53.0
 
July 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 48.0 μg/m3 (45) 6.0 μg/m3 (25) 45.0
 
July 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 50.0 μg/m3 (47) 14.0 μg/m3 (55) 55.0
 
July 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 50.0 μg/m3 (47) 16.0 μg/m3 (60) 60.0
 
July 23, 2021, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 47.0 μg/m3 (44) 10.0 μg/m3 (42) 44.0
 
July 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 39.0 μg/m3 (37) 9.8 μg/m3 (41) 41.0
 
July 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 31.0 μg/m3 (29) 8.6 μg/m3 (36) 36.0
 
July 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 28.0 μg/m3 (26) 6.9 μg/m3 (29) 33.0
 
July 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 24.0 μg/m3 (23) 3.8 μg/m3 (16) 38.0
 
July 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 30.0 μg/m3 (28) 5.3 μg/m3 (23) 39.0
 
July 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 30.0 μg/m3 (28) 9.6 μg/m3 (40) 43.0
 
July 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 46.0 μg/m3 (43) 11.5 μg/m3 (48) 48.0
 
July 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 28.0 μg/m3 (26) 15.4 μg/m3 (58) 58.0
 
July 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 20.0 μg/m3 (19) 13.6 μg/m3 (55) 55.0
 
July 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 19.0 μg/m3 (18) 13.2 μg/m3 (54) 54.0
 
July 23, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 21.0 μg/m3 (20) 14.8 μg/m3 (57) 57.0
 
July 23, 2021, midnight N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 18.0 μg/m3 (17) 16.0 μg/m3 (60) 68.0
 
July 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A 26.0 μg/m3 (25) 10.9 μg/m3 (46) 91.0
 
July 22, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) N/A 30.0 μg/m3 (28) 14.0 μg/m3 (55) 97.0
 
July 22, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 30.0 μg/m3 (28) 14.7 μg/m3 (57) 94.0
 
July 22, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 25.0 μg/m3 (24) 16.3 μg/m3 (60) 94.0
 
July 22, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 32.0 μg/m3 (30) 15.4 μg/m3 (58) 87.0
 
July 22, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 35.0 μg/m3 (33) 15.8 μg/m3 (59) 78.0
 
July 22, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 29.0 μg/m3 (27) 19.0 μg/m3 (66) 66.0
 
July 22, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 29.0 μg/m3 (27) 22.7 μg/m3 (74) 74.0
 
July 22, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 28.0 μg/m3 (26) 23.5 μg/m3 (75) 75.0
 
July 22, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 24.0 μg/m3 (23) 26.5 μg/m3 (82) 82.0
 
July 22, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 26.0 μg/m3 (25) 23.4 μg/m3 (75) 75.0
 
July 22, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 28.0 μg/m3 (26) 26.0 μg/m3 (81) 81.0
 
July 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 26.0 μg/m3 (25) 24.9 μg/m3 (78) 78.0
 
July 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 32.0 μg/m3 (30) 31.5 μg/m3 (92) 92.0
 
July 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 29.0 μg/m3 (27) 23.0 μg/m3 (74) 74.0
 
July 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 33.0 μg/m3 (31) 36.6 μg/m3 (104) 104.0
 
July 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 38.0 μg/m3 (36) 50.1 μg/m3 (137) 137.0
 
July 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 41.0 μg/m3 (38) 37.7 μg/m3 (107) 107.0
 
July 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 50.0 μg/m3 (47) 41.4 μg/m3 (116) 116.0
 
July 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 71.0 μg/m3 (59) 40.4 μg/m3 (114) 114.0
 
July 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 52.0 μg/m3 (49) 30.3 μg/m3 (90) 90.0
 
July 22, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 44.0 μg/m3 (41) 30.8 μg/m3 (91) 91.0
 
July 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 42.0 μg/m3 (39) 29.6 μg/m3 (88) 88.0
 
July 22, 2021, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 40.0 μg/m3 (38) 30.2 μg/m3 (90) 90.0
 
July 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 48.0 μg/m3 (45) 30.4 μg/m3 (90) 90.0
 
July 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 45.0 μg/m3 (42) 26.6 μg/m3 (82) 82.0
 
July 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 41.0 μg/m3 (38) 32.5 μg/m3 (94) 94.0
 
July 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 45.0 μg/m3 (42) 27.3 μg/m3 (83) 83.0
 
July 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 46.0 μg/m3 (43) 27.7 μg/m3 (84) 84.0
 
July 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 45.0 μg/m3 (42) 25.4 μg/m3 (79) 79.0
 
July 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 39.0 μg/m3 (37) 30.0 μg/m3 (89) 89.0
 
July 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 39.0 μg/m3 (37) 28.1 μg/m3 (85) 85.0
 
July 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 31.0 μg/m3 (29) 27.5 μg/m3 (84) 84.0
 
July 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 30.0 μg/m3 (28) 25.5 μg/m3 (80) 80.0
 
July 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 28.0 μg/m3 (26) 19.3 μg/m3 (67) 67.0
 
July 21, 2021, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 28.0 μg/m3 (26) 23.7 μg/m3 (76) 76.0
 
July 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 26.0 μg/m3 (25) 20.9 μg/m3 (70) 70.0
 
July 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 30.0 μg/m3 (28) 22.4 μg/m3 (73) 73.0
 
July 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 28.0 μg/m3 (26) 22.9 μg/m3 (74) 74.0
 
July 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 24.0 μg/m3 (23) 25.0 μg/m3 (79) 79.0
 
July 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 25.0 μg/m3 (24) 25.9 μg/m3 (81) 81.0
 
July 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 28.0 μg/m3 (26) 18.8 μg/m3 (66) 66.0
 
July 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 29.0 μg/m3 (27) 22.0 μg/m3 (72) 72.0
 
July 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 30.0 μg/m3 (28) 25.5 μg/m3 (80) 80.0
 
July 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 37.0 μg/m3 (35) 24.1 μg/m3 (77) 77.0
 
July 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 38.0 μg/m3 (36) 19.1 μg/m3 (66) 66.0
 
July 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 41.0 μg/m3 (38) 22.5 μg/m3 (73) 73.0
 
July 21, 2021, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A 34.0 μg/m3 (32) 28.4 μg/m3 (86) 86.0
 
July 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 28.0 μg/m3 (26) 22.5 μg/m3 (73) 73.0
 
July 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 17.6 μg/m3 (63) 63.0
 
July 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (37) 19.4 μg/m3 (67) 67.0
 
July 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (34) 26.0 μg/m3 (81) 81.0
 
July 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 36.0 μg/m3 (34) 24.8 μg/m3 (78) 78.0
 
July 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 38.0 μg/m3 (36) 29.8 μg/m3 (89) 89.0
 
July 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 35.0 μg/m3 (33) 30.2 μg/m3 (90) 90.0
 
July 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 32.0 μg/m3 (30) 37.4 μg/m3 (106) 106.0
 
July 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 30.0 μg/m3 (28) 50.6 μg/m3 (139) 139.0
 
July 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 32.0 μg/m3 (30) 46.4 μg/m3 (128) 128.0
 
July 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 35.0 μg/m3 (33) 27.5 μg/m3 (84) 84.0
 
July 20, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 36.0 μg/m3 (34) 34.1 μg/m3 (98) 98.0
 
July 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 43.0 μg/m3 (40) 51.1 μg/m3 (140) 140.0
 
July 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 43.0 μg/m3 (40) 53.4 μg/m3 (146) 146.0
 
July 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 45.0 μg/m3 (42) 46.8 μg/m3 (129) 129.0
 
July 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 40.0 μg/m3 (38) 51.8 μg/m3 (142) 142.0
 
July 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 33.0 μg/m3 (31) 58.7 μg/m3 (153) 153.0
 
July 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 42.0 μg/m3 (39) 36.9 μg/m3 (105) 105.0
 
July 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 47.0 μg/m3 (44) 45.9 μg/m3 (127) 127.0
 
July 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 45.0 μg/m3 (42) 49.1 μg/m3 (135) 135.0
 
July 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 44.0 μg/m3 (41) 41.9 μg/m3 (117) 117.0
 
July 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 47.0 μg/m3 (44) 43.7 μg/m3 (122) 122.0
 
July 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 52.0 μg/m3 (49) 50.8 μg/m3 (139) 139.0
 
July 20, 2021, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 42.0 μg/m3 (39) 43.0 μg/m3 (120) 120.0
 
July 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 28.0 μg/m3 (26) 38.3 μg/m3 (108) 108.0
 
July 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 29.0 μg/m3 (27) 10.9 μg/m3 (46) 51.0
 
July 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A 30.0 μg/m3 (28) 11.1 μg/m3 (47) 71.0
 
July 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A 30.0 μg/m3 (28) 12.2 μg/m3 (52) 65.0
 
July 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 29.0 μg/m3 (27) 9.3 μg/m3 (39) 51.0