AQSQID: 000090801

Site Name: Fort Mckay

Location: Fort McKay Rd, CC

Reporting: True, Located: True

Current AQI: 52.0

Fort McKay Rd CC, CA: 57.1889, -111.6406

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 23, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 13.1 μg/m3 (52) 52.0
 
July 23, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 13.9 μg/m3 (54) 54.0
 
July 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 14.8 μg/m3 (56) 56.0
 
July 23, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 23, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 7.2 μg/m3 (30) 30.0
 
July 23, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 7.5 μg/m3 (31) 31.0
 
July 23, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 7.5 μg/m3 (31) 32.0
 
July 23, 2019, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 6.9 μg/m3 (29) 32.0
 
July 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 7.4 μg/m3 (31) 32.0
 
July 22, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 7.8 μg/m3 (32) 32.0
 
July 22, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 7.3 μg/m3 (30) 32.0
 
July 22, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 7.4 μg/m3 (31) 32.0
 
July 22, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 7.4 μg/m3 (31) 32.0
 
July 22, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 12.8 μg/m3 (52) 52.0
 
July 22, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 23.3 μg/m3 (74) 74.0
 
July 22, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 30.5 μg/m3 (89) 89.0
 
July 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 19.9 μg/m3 (67) 67.0
 
July 22, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 16.1 μg/m3 (59) 59.0
 
July 22, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 17.1 μg/m3 (61) 61.0
 
July 22, 2019, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 16.4 μg/m3 (59) 59.0
 
July 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 16.6 μg/m3 (60) 60.0
 
July 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (61) 61.0
 
July 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 20.9 μg/m3 (69) 69.0
 
July 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 20.6 μg/m3 (68) 68.0
 
July 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 47.0 μg/m3 (129) 129.0
 
July 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 31.8 μg/m3 (92) 92.0
 
July 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 23.2 μg/m3 (74) 74.0
 
July 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 21.1 μg/m3 (69) 69.0
 
July 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 21.9 μg/m3 (71) 71.0
 
July 22, 2019, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 26.9 μg/m3 (82) 82.0
 
July 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 31.1 μg/m3 (91) 91.0
 
July 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 34.1 μg/m3 (97) 97.0
 
July 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 38.2 μg/m3 (107) 107.0
 
July 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 39.7 μg/m3 (110) 110.0
 
July 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 36.6 μg/m3 (103) 103.0
 
July 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 36.1 μg/m3 (102) 102.0
 
July 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 40.9 μg/m3 (114) 114.0
 
July 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 37.8 μg/m3 (106) 106.0
 
July 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 35.2 μg/m3 (99) 99.0
 
July 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 31.7 μg/m3 (92) 92.0
 
July 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 29.6 μg/m3 (87) 87.0
 
July 21, 2019, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 36.7 μg/m3 (103) 103.0
 
July 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.3 μg/m3 (97) 97.0
 
July 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (109) 109.0
 
July 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 37.6 μg/m3 (105) 105.0
 
July 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 39.6 μg/m3 (110) 110.0
 
July 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 43.6 μg/m3 (120) 120.0
 
July 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 50.8 μg/m3 (138) 138.0
 
July 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 38.9 μg/m3 (108) 108.0
 
July 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 39.3 μg/m3 (110) 110.0
 
July 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 39.8 μg/m3 (111) 111.0
 
July 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 39.7 μg/m3 (110) 110.0
 
July 21, 2019, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 44.6 μg/m3 (123) 123.0
 
July 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 48.8 μg/m3 (133) 133.0
 
July 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 37.9 μg/m3 (106) 106.0
 
July 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 33.4 μg/m3 (96) 96.0
 
July 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 34.0 μg/m3 (97) 97.0
 
July 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 26.6 μg/m3 (81) 81.0
 
July 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 14.1 μg/m3 (54) 54.0
 
July 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 14.6 μg/m3 (56) 56.0
 
July 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 20, 2019, noon N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 16.9 μg/m3 (60) 60.0
 
July 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 17.3 μg/m3 (61) 61.0
 
July 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 16.5 μg/m3 (60) 60.0
 
July 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 14.4 μg/m3 (55) 55.0
 
July 20, 2019, 8 a.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
 
July 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 20.7 μg/m3 (69) 69.0
 
July 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 29.7 μg/m3 (88) 88.0
 
July 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 49.9 μg/m3 (136) 136.0
 
July 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 67.9 μg/m3 (157) 157.0
 
July 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 58.5 μg/m3 (152) 152.0
 
July 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 32.3 μg/m3 (93) 93.0
 
July 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 17.1 μg/m3 (61) 61.0
 
July 20, 2019, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 11.8 μg/m3 (49) 49.0
 
July 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 9.9 μg/m3 (41) 41.0
 
July 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 9.2 μg/m3 (38) 38.0
 
July 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 11.2 μg/m3 (47) 47.0
 
July 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 11.2 μg/m3 (47) 47.0
 
July 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 15.7 μg/m3 (58) 58.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 14.4 μg/m3 (55) 55.0
 
July 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 16.5 μg/m3 (60) 60.0
 
July 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 14.2 μg/m3 (55) 55.0
 
July 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 14.5 μg/m3 (55) 55.0
 
July 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 19.1 μg/m3 (65) 65.0
 
July 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.6 μg/m3 (70) 70.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 23.6 μg/m3 (75) 75.0
 
July 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 26.0 μg/m3 (80) 80.0
 
July 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 10.6 μg/m3 (44) 44.0
 
July 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 7.5 μg/m3 (31) 31.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 8.5 μg/m3 (35) 35.0
 
July 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 9.2 μg/m3 (38) 38.0
 
July 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 8.9 μg/m3 (37) 37.0
 
July 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 8.6 μg/m3 (36) 36.0
 
July 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 9.2 μg/m3 (38) 38.0
 
July 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 10.8 μg/m3 (45) 45.0
 
July 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 19, 2019, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 16.2 μg/m3 (59) 59.0
 
July 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 7.6 μg/m3 (32) 32.0
 
July 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 8.9 μg/m3 (37) 37.0
 
July 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 7.9 μg/m3 (33) 33.0
 
July 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 12.8 μg/m3 (52) 52.0
 
July 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 12.7 μg/m3 (51) 51.0
 
July 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 15.8 μg/m3 (58) 58.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 14.2 μg/m3 (55) 55.0
 
July 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 14.4 μg/m3 (55) 55.0
 
July 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 12.6 μg/m3 (51) 51.0
 
July 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 10.8 μg/m3 (45) 45.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (45) 45.0
 
July 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 12.1 μg/m3 (50) 50.0
 
July 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 12.5 μg/m3 (51) 51.0
 
July 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 12.4 μg/m3 (51) 51.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 12.6 μg/m3 (51) 51.0
 
July 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 13.7 μg/m3 (54) 54.0
 
July 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 12.6 μg/m3 (51) 51.0
 
July 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 12.3 μg/m3 (51) 51.0
 
July 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 13.3 μg/m3 (53) 53.0
 
July 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 13.1 μg/m3 (52) 52.0
 
July 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 12.4 μg/m3 (51) 51.0
 
July 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 10.9 μg/m3 (45) 45.0
 
July 18, 2019, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 11.7 μg/m3 (49) 49.0
 
July 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 10.1 μg/m3 (42) 42.0
 
July 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 13.6 μg/m3 (53) 53.0
 
July 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 14.4 μg/m3 (55) 55.0
 
July 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 11.1 μg/m3 (46) 46.0
 
July 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 11.7 μg/m3 (49) 49.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 17.6 μg/m3 (62) 62.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 22.1 μg/m3 (71) 71.0
 
July 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 22.9 μg/m3 (73) 73.0
 
July 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 13.8 μg/m3 (54) 54.0
 
July 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 13.4 μg/m3 (53) 53.0
 
July 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 11.9 μg/m3 (50) 50.0
 
July 17, 2019, 11 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
 
July 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 10.2 μg/m3 (42) 42.0
 
July 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 9.9 μg/m3 (41) 41.0
 
July 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 11.1 μg/m3 (46) 46.0
 
July 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 12.6 μg/m3 (51) 51.0
 
July 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 13.4 μg/m3 (53) 53.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 13.2 μg/m3 (53) 53.0
 
July 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 21.2 μg/m3 (70) 70.0
 
July 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 12.3 μg/m3 (51) 51.0
 
July 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 8.2 μg/m3 (34) 34.0
 
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 8.7 μg/m3 (36) 36.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 9.4 μg/m3 (39) 39.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 10.6 μg/m3 (44) 44.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 10.1 μg/m3 (42) 42.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 10.8 μg/m3 (45) 45.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 11.2 μg/m3 (47) 47.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 15.8 μg/m3 (58) 58.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 21.1 μg/m3 (69) 69.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 16.3 μg/m3 (59) 59.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 14.3 μg/m3 (55) 55.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 13.9 μg/m3 (54) 54.0
 
July 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 13.7 μg/m3 (54) 54.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 10.8 μg/m3 (45) 45.0
 
July 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 11.6 μg/m3 (48) 48.0
 
July 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
July 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.8 μg/m3 (56) 56.0
 
July 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.5 μg/m3 (62) 62.0
 
July 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.7 μg/m3 (66) 66.0