ID: 861

AQSQID: 490353006

Site Name: Hawthorne

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

Updated: Dec. 9, 2021, 6:15 a.m.

Location: Salt Lake City (Liberty Wells), UT

Reporting: True, Located: True

Current AQI: 22.0

Salt Lake City (Liberty Wells) UT, US: 40.733501, -111.871696

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 9, 2021, 4 a.m. 22.5 ppb (22) 3.2 ppb (4) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 12.0 ppb (12) 0.2 ppb (3) N/A 4.2 μg/m3 (18) 22.0
 
Dec. 9, 2021, 3 a.m. 8.7 ppb (9) 0.0 ppb (0) N/A 8.0 ppb (8) N/A 2.0 ppb (3) 26.0 ppb (25) 0.1 ppb (2) N/A 3.0 μg/m3 (13) 25.0
 
Dec. 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (10) 10.0
 
Dec. 9, 2021, 1 a.m. 4.6 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 33.0 ppb (31) 0.0 ppb (0) N/A 2.3 μg/m3 (10) 31.0
 
Dec. 9, 2021, midnight 6.2 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 31.0 ppb (29) 0.0 ppb (0) N/A 2.3 μg/m3 (10) 29.0
 
Dec. 8, 2021, 11 p.m. 5.3 ppb (5) 0.2 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A 0.0 ppb (0) N/A 2.0 μg/m3 (9) 9.0
 
Dec. 8, 2021, 10 p.m. 4.1 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 34.0 ppb (32) 0.0 ppb (0) N/A 1.7 μg/m3 (8) 32.0
 
Dec. 8, 2021, 9 p.m. 4.2 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 35.0 ppb (33) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 33.0
 
Dec. 8, 2021, 8 p.m. 6.4 ppb (7) 1.4 ppb (2) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 34.0 ppb (32) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 32.0
 
Dec. 8, 2021, 7 p.m. 13.0 ppb (13) 4.0 ppb (4) N/A 9.0 ppb (9) N/A 2.0 ppb (3) 29.0 ppb (27) 0.1 ppb (2) N/A 3.9 μg/m3 (17) 27.0
 
Dec. 8, 2021, 6 p.m. 20.5 ppb (20) 8.3 ppb (8) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
Dec. 8, 2021, 5 p.m. 32.0 ppb (31) 13.9 ppb (14) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 19.0 ppb (18) 0.2 ppb (3) N/A 6.0 μg/m3 (25) 31.0
 
Dec. 8, 2021, 4 p.m. 72.8 ppb (72) 43.6 ppb (42) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 8.0 ppb (8) 0.6 ppb (7) N/A 8.0 μg/m3 (34) 72.0
 
Dec. 8, 2021, 3 p.m. 121.5 ppb (105) 84.2 ppb (84) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 2.0 ppb (2) 1.1 ppb (13) N/A 7.4 μg/m3 (31) 105.0
 
Dec. 8, 2021, 2 p.m. 95.1 ppb (95) 60.0 ppb (58) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 0.7 ppb (8) N/A 5.9 μg/m3 (25) 95.0
 
Dec. 8, 2021, 1 p.m. 68.6 ppb (67) 35.7 ppb (34) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 5.2 μg/m3 (22) 67.0
 
Dec. 8, 2021, noon 50.3 ppb (48) 18.6 ppb (18) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 0.0 ppb (0) 0.2 ppb (3) N/A 5.3 μg/m3 (23) 48.0
 
Dec. 8, 2021, 11 a.m. 46.3 ppb (44) 15.3 ppb (15) N/A 31.0 ppb (30) N/A 2.0 ppb (3) N/A 0.2 ppb (3) N/A 5.5 μg/m3 (23) 44.0
 
Dec. 8, 2021, 10 a.m. 39.9 ppb (38) 9.8 ppb (10) N/A 30.0 ppb (29) N/A 2.0 ppb (3) 1.0 ppb (1) 0.2 ppb (3) N/A 5.9 μg/m3 (25) 38.0
 
Dec. 8, 2021, 9 a.m. 39.3 ppb (38) 9.7 ppb (10) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 1.0 ppb (1) 0.2 ppb (3) N/A 4.8 μg/m3 (20) 38.0
 
Dec. 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
Dec. 8, 2021, 7 a.m. 35.0 ppb (34) 6.2 ppb (6) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 2.0 ppb (2) 0.2 ppb (3) N/A 4.7 μg/m3 (20) 34.0
 
Dec. 8, 2021, 6 a.m. 40.4 ppb (39) 9.6 ppb (10) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 2.0 ppb (2) 0.3 ppb (4) N/A 5.2 μg/m3 (22) 39.0
 
Dec. 8, 2021, 5 a.m. 62.5 ppb (61) 28.9 ppb (28) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 7.5 μg/m3 (32) 61.0
 
Dec. 8, 2021, 4 a.m. 60.7 ppb (59) 25.2 ppb (24) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 8.0 μg/m3 (34) 59.0
 
Dec. 8, 2021, 3 a.m. 57.3 ppb (55) 22.2 ppb (21) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 9.7 μg/m3 (41) 55.0
 
Dec. 8, 2021, 2 a.m. 64.4 ppb (63) 28.0 ppb (27) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) N/A 11.8 μg/m3 (50) 63.0
 
Dec. 8, 2021, 1 a.m. 65.3 ppb (64) 25.3 ppb (24) N/A 40.0 ppb (38) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) N/A 11.2 μg/m3 (47) 64.0
 
Dec. 8, 2021, midnight 14.7 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 27.0 ppb (25) 0.1 ppb (2) N/A 8.4 μg/m3 (36) 36.0
 
Dec. 7, 2021, 11 p.m. 14.7 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 27.0 ppb (25) 0.1 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
Dec. 7, 2021, 9 p.m. 21.1 ppb (20) 5.7 ppb (6) N/A 15.0 ppb (15) N/A 3.0 ppb (5) 29.0 ppb (27) 0.1 ppb (2) N/A 8.5 μg/m3 (36) 36.0
 
Dec. 7, 2021, 8 p.m. 39.4 ppb (38) 15.4 ppb (15) N/A 24.0 ppb (23) N/A N/A 22.0 ppb (21) 0.2 ppb (3) N/A 11.9 μg/m3 (50) 50.0
 
Dec. 7, 2021, 7 p.m. 67.7 ppb (66) 35.5 ppb (34) N/A 32.0 ppb (31) N/A N/A 15.0 ppb (14) 0.4 ppb (5) N/A 13.4 μg/m3 (54) 66.0
 
Dec. 7, 2021, 6 p.m. 92.6 ppb (93) 53.8 ppb (51) N/A 39.0 ppb (37) N/A N/A 9.0 ppb (9) 0.6 ppb (7) N/A 17.3 μg/m3 (62) 93.0
 
Dec. 7, 2021, 5 p.m. 104.9 ppb (102) 65.3 ppb (64) N/A 39.0 ppb (37) N/A 3.0 ppb (5) 7.0 ppb (7) 0.6 ppb (7) N/A 18.8 μg/m3 (66) 102.0
 
Dec. 7, 2021, 4 p.m. 112.2 ppb (104) 72.2 ppb (71) N/A 40.0 ppb (38) N/A 3.0 ppb (5) 3.0 ppb (3) 0.8 ppb (10) N/A 17.2 μg/m3 (62) 104.0
 
Dec. 7, 2021, 3 p.m. 154.2 ppb (112) 113.2 ppb (104) N/A 41.0 ppb (39) N/A N/A 1.0 ppb (1) 1.2 ppb (14) N/A 14.6 μg/m3 (57) 112.0
 
Dec. 7, 2021, 2 p.m. 144.9 ppb (110) 102.7 ppb (102) N/A 42.0 ppb (40) N/A 3.0 ppb (5) 0.0 ppb (0) 1.0 ppb (12) N/A 13.0 μg/m3 (53) 110.0
 
Dec. 7, 2021, 1 p.m. 147.0 ppb (110) 105.1 ppb (102) N/A 42.0 ppb (40) N/A 3.0 ppb (5) 0.0 ppb (0) 1.0 ppb (12) N/A 10.9 μg/m3 (46) 110.0
 
Dec. 7, 2021, noon 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
 
Dec. 7, 2021, 11 a.m. 124.9 ppb (106) 84.1 ppb (84) N/A 41.0 ppb (39) N/A N/A 0.0 ppb (0) 0.9 ppb (11) N/A 11.5 μg/m3 (48) 106.0
 
Dec. 7, 2021, 10 a.m. 148.3 ppb (110) 107.8 ppb (103) N/A 40.0 ppb (38) N/A 3.0 ppb (5) 0.0 ppb (0) 1.0 ppb (12) N/A 13.3 μg/m3 (54) 110.0
 
Dec. 7, 2021, 9 a.m. 150.4 ppb (111) 108.3 ppb (103) N/A 42.0 ppb (40) N/A 3.0 ppb (5) 0.0 ppb (0) 1.0 ppb (12) N/A 12.8 μg/m3 (53) 111.0
 
Dec. 7, 2021, 8 a.m. 145.1 ppb (110) 102.2 ppb (102) N/A 43.0 ppb (41) N/A 3.0 ppb (5) 1.0 ppb (1) 0.9 ppb (11) N/A 12.4 μg/m3 (52) 110.0
 
Dec. 7, 2021, 7 a.m. 134.1 ppb (108) 91.5 ppb (91) N/A 43.0 ppb (41) N/A 3.0 ppb (5) 0.0 ppb (0) 0.8 ppb (10) N/A 15.3 μg/m3 (58) 108.0
 
Dec. 7, 2021, 6 a.m. 126.8 ppb (106) 83.3 ppb (83) N/A 43.0 ppb (41) N/A 3.0 ppb (5) 0.0 ppb (0) 0.7 ppb (8) N/A 15.3 μg/m3 (58) 106.0
 
Dec. 7, 2021, 5 a.m. 138.9 ppb (109) 94.0 ppb (94) N/A 45.0 ppb (43) N/A 3.0 ppb (5) 0.0 ppb (0) 1.0 ppb (12) N/A 17.2 μg/m3 (62) 109.0
 
Dec. 7, 2021, 4 a.m. 122.2 ppb (106) 76.7 ppb (76) N/A 45.0 ppb (43) N/A 3.0 ppb (5) 0.0 ppb (0) 0.9 ppb (11) N/A 16.2 μg/m3 (60) 106.0
 
Dec. 7, 2021, 3 a.m. 114.8 ppb (104) 70.5 ppb (69) N/A 44.0 ppb (42) N/A 3.0 ppb (5) 0.0 ppb (0) 0.8 ppb (10) N/A 16.0 μg/m3 (60) 104.0
 
Dec. 7, 2021, 2 a.m. 101.0 ppb (101) 57.1 ppb (55) N/A 44.0 ppb (42) N/A 3.0 ppb (5) 0.0 ppb (0) 0.7 ppb (8) N/A 13.2 μg/m3 (54) 101.0
 
Dec. 7, 2021, 1 a.m. 100.4 ppb (101) 55.8 ppb (53) N/A 44.0 ppb (42) N/A 3.0 ppb (5) 0.0 ppb (0) 0.7 ppb (8) N/A 12.6 μg/m3 (53) 101.0
 
Dec. 7, 2021, midnight 97.4 ppb (98) 51.1 ppb (49) N/A 46.0 ppb (44) N/A 3.0 ppb (5) 1.0 ppb (1) 0.7 ppb (8) N/A 16.0 μg/m3 (60) 98.0
 
Dec. 6, 2021, 11 p.m. 86.2 ppb (86) 40.7 ppb (39) N/A 45.0 ppb (43) N/A 3.0 ppb (5) 1.0 ppb (1) 0.6 ppb (7) N/A 11.1 μg/m3 (47) 86.0
 
Dec. 6, 2021, 10 p.m. 61.9 ppb (60) 20.5 ppb (20) N/A 41.0 ppb (39) N/A 3.0 ppb (5) 2.0 ppb (2) 0.4 ppb (5) N/A 9.7 μg/m3 (41) 60.0
 
Dec. 6, 2021, 9 p.m. 50.8 ppb (48) 14.7 ppb (14) N/A 36.0 ppb (34) N/A 3.0 ppb (5) 6.0 ppb (6) 0.3 ppb (4) N/A 8.6 μg/m3 (36) 48.0
 
Dec. 6, 2021, 8 p.m. 56.0 ppb (54) 20.1 ppb (19) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 6.0 ppb (6) 0.4 ppb (5) N/A 8.4 μg/m3 (36) 54.0
 
Dec. 6, 2021, 7 p.m. 55.6 ppb (53) 20.6 ppb (20) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 7.0 ppb (7) 0.3 ppb (4) N/A 7.7 μg/m3 (33) 53.0
 
Dec. 6, 2021, 6 p.m. 87.7 ppb (87) 47.4 ppb (45) N/A 40.0 ppb (38) N/A 2.0 ppb (3) 6.0 ppb (6) 0.6 ppb (7) N/A 10.8 μg/m3 (46) 87.0
 
Dec. 6, 2021, 5 p.m. 94.9 ppb (95) 52.5 ppb (50) N/A 42.0 ppb (40) N/A 2.0 ppb (3) 2.0 ppb (2) 0.8 ppb (10) N/A 8.4 μg/m3 (36) 95.0
 
Dec. 6, 2021, 4 p.m. 97.3 ppb (98) 55.7 ppb (53) N/A 42.0 ppb (40) N/A 2.0 ppb (3) 2.0 ppb (2) 0.8 ppb (10) N/A 5.5 μg/m3 (23) 98.0
 
Dec. 6, 2021, 3 p.m. 123.9 ppb (106) 79.5 ppb (79) N/A 44.0 ppb (42) N/A 2.0 ppb (3) 1.0 ppb (1) 1.2 ppb (14) N/A 3.7 μg/m3 (16) 106.0
 
Dec. 6, 2021, 2 p.m. 110.2 ppb (103) 68.9 ppb (67) N/A 41.0 ppb (39) N/A 2.0 ppb (3) 0.0 ppb (0) 1.0 ppb (12) N/A 3.4 μg/m3 (15) 103.0
 
Dec. 6, 2021, 1 p.m. 77.2 ppb (76) 38.8 ppb (37) N/A 38.0 ppb (36) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 2.7 μg/m3 (12) 76.0
 
Dec. 6, 2021, noon 60.0 ppb (58) 23.8 ppb (23) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 2.4 μg/m3 (10) 58.0
 
Dec. 6, 2021, 11 a.m. 50.9 ppb (49) 17.4 ppb (17) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 49.0
 
Dec. 6, 2021, 10 a.m. 47.7 ppb (45) 13.7 ppb (13) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 1.0 ppb (1) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 45.0
 
Dec. 6, 2021, 9 a.m. 48.1 ppb (46) 14.1 ppb (14) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 0.0 ppb (0) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 46.0
 
Dec. 6, 2021, 8 a.m. 56.9 ppb (55) 21.1 ppb (20) N/A 36.0 ppb (34) N/A 1.0 ppb (2) 0.0 ppb (0) 0.3 ppb (4) N/A 3.6 μg/m3 (16) 55.0
 
Dec. 6, 2021, 7 a.m. 53.7 ppb (51) 20.4 ppb (20) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 4.8 μg/m3 (20) 51.0
 
Dec. 6, 2021, 6 a.m. 62.2 ppb (60) 28.7 ppb (28) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 5.8 μg/m3 (25) 60.0
 
Dec. 6, 2021, 5 a.m. 65.8 ppb (64) 31.7 ppb (30) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 7.2 μg/m3 (31) 64.0
 
Dec. 6, 2021, 4 a.m. 63.1 ppb (61) 28.6 ppb (27) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 5.2 μg/m3 (22) 61.0
 
Dec. 6, 2021, 3 a.m. 67.8 ppb (66) 32.7 ppb (31) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) N/A 13.1 μg/m3 (54) 66.0
 
Dec. 6, 2021, 2 a.m. 71.7 ppb (70) 35.5 ppb (34) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 1.0 ppb (1) 0.7 ppb (8) N/A 14.4 μg/m3 (56) 70.0
 
Dec. 6, 2021, 1 a.m. 58.5 ppb (56) 21.4 ppb (21) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) N/A 12.2 μg/m3 (52) 56.0
 
Dec. 6, 2021, midnight 27.3 ppb (26) 4.3 ppb (5) N/A 23.0 ppb (22) N/A 2.0 ppb (3) 15.0 ppb (14) 0.3 ppb (4) N/A 4.6 μg/m3 (20) 26.0
 
Dec. 5, 2021, 11 p.m. 7.6 ppb (8) 0.3 ppb (1) N/A 7.0 ppb (7) N/A 2.0 ppb (3) 35.0 ppb (33) 0.1 ppb (2) N/A 2.5 μg/m3 (11) 33.0
 
Dec. 5, 2021, 10 p.m. 3.5 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 40.0 ppb (38) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 38.0
 
Dec. 5, 2021, 9 p.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 37.0 ppb (35) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 35.0
 
Dec. 5, 2021, 8 p.m. 3.8 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 35.0 ppb (33) 0.0 ppb (0) N/A 1.3 μg/m3 (6) 33.0
 
Dec. 5, 2021, 7 p.m. 8.9 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A 2.0 ppb (3) 33.0 ppb (31) 0.0 ppb (0) N/A 2.7 μg/m3 (12) 31.0
 
Dec. 5, 2021, 6 p.m. 31.4 ppb (30) 13.2 ppb (13) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 23.0 ppb (22) 0.2 ppb (3) N/A 7.5 μg/m3 (32) 32.0
 
Dec. 5, 2021, 5 p.m. 45.4 ppb (43) 23.3 ppb (22) N/A 22.0 ppb (21) N/A 2.0 ppb (3) 12.0 ppb (12) 0.5 ppb (6) N/A 10.5 μg/m3 (44) 44.0
 
Dec. 5, 2021, 4 p.m. 70.8 ppb (69) 42.8 ppb (41) N/A 28.0 ppb (27) N/A 2.0 ppb (3) 6.0 ppb (6) 0.5 ppb (6) N/A 9.9 μg/m3 (42) 69.0
 
Dec. 5, 2021, 3 p.m. 93.8 ppb (94) 62.2 ppb (60) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 1.0 ppb (1) 0.5 ppb (6) N/A 7.9 μg/m3 (33) 94.0
 
Dec. 5, 2021, 2 p.m. 83.5 ppb (83) 52.8 ppb (50) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 7.6 μg/m3 (32) 83.0
 
Dec. 5, 2021, 1 p.m. 64.6 ppb (63) 34.6 ppb (33) N/A 30.0 ppb (29) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 9.3 μg/m3 (39) 63.0
 
Dec. 5, 2021, noon 53.0 ppb (50) 24.0 ppb (23) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 10.1 μg/m3 (43) 50.0
 
Dec. 5, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) 0.2 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
Dec. 5, 2021, 10 a.m. 52.2 ppb (50) 24.2 ppb (23) N/A 28.0 ppb (27) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 6.6 μg/m3 (28) 50.0
 
Dec. 5, 2021, 9 a.m. 64.2 ppb (62) 35.4 ppb (34) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 9.1 μg/m3 (38) 62.0
 
Dec. 5, 2021, 8 a.m. 66.2 ppb (64) 36.8 ppb (35) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 10.2 μg/m3 (43) 64.0
 
Dec. 5, 2021, 7 a.m. 64.7 ppb (63) 34.0 ppb (33) N/A 30.0 ppb (29) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 11.0 μg/m3 (46) 63.0
 
Dec. 5, 2021, 6 a.m. 72.5 ppb (71) 40.1 ppb (38) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 13.6 μg/m3 (55) 71.0
 
Dec. 5, 2021, 5 a.m. 92.0 ppb (92) 59.5 ppb (57) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 0.0 ppb (0) 0.9 ppb (11) N/A 17.0 μg/m3 (62) 92.0
 
Dec. 5, 2021, 4 a.m. 94.8 ppb (95) 61.1 ppb (59) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 1.0 ppb (12) N/A 20.1 μg/m3 (68) 95.0
 
Dec. 5, 2021, 3 a.m. 85.0 ppb (85) 51.0 ppb (49) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 1.0 ppb (1) 0.9 ppb (11) N/A 19.9 μg/m3 (68) 85.0
 
Dec. 5, 2021, 2 a.m. 96.3 ppb (97) 61.1 ppb (59) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 1.0 ppb (12) N/A 19.0 μg/m3 (66) 97.0
 
Dec. 5, 2021, 1 a.m. 91.9 ppb (92) 54.5 ppb (52) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 0.0 ppb (0) 1.0 ppb (12) N/A 21.1 μg/m3 (70) 92.0
 
Dec. 5, 2021, midnight 66.7 ppb (65) 28.1 ppb (27) N/A 38.0 ppb (36) N/A 2.0 ppb (3) 1.0 ppb (1) 0.8 ppb (10) N/A 19.2 μg/m3 (66) 66.0
 
Dec. 4, 2021, 11 p.m. 31.4 ppb (30) 5.7 ppb (6) N/A 25.0 ppb (24) N/A 2.0 ppb (3) 14.0 ppb (13) 0.3 ppb (4) N/A 13.4 μg/m3 (54) 54.0
 
Dec. 4, 2021, 10 p.m. 26.5 ppb (25) 6.4 ppb (7) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 21.0 ppb (20) 0.2 ppb (3) N/A 11.8 μg/m3 (50) 50.0
 
Dec. 4, 2021, 9 p.m. 18.7 ppb (18) 4.9 ppb (5) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 26.0 ppb (25) 0.1 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Dec. 4, 2021, 8 p.m. 19.1 ppb (19) 5.9 ppb (6) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 25.0 ppb (24) 0.1 ppb (2) N/A 9.9 μg/m3 (42) 42.0
 
Dec. 4, 2021, 7 p.m. 22.2 ppb (21) 8.0 ppb (8) N/A 14.0 ppb (14) N/A 2.0 ppb (3) 24.0 ppb (23) 0.1 ppb (2) N/A 9.8 μg/m3 (41) 41.0
 
Dec. 4, 2021, 6 p.m. 32.8 ppb (31) 14.1 ppb (14) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 18.0 ppb (17) 0.3 ppb (4) N/A 11.2 μg/m3 (47) 47.0
 
Dec. 4, 2021, 5 p.m. 40.3 ppb (39) 19.6 ppb (19) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 13.0 ppb (13) 0.3 ppb (4) N/A 13.7 μg/m3 (55) 55.0
 
Dec. 4, 2021, 4 p.m. 71.4 ppb (70) 44.1 ppb (42) N/A 27.0 ppb (26) N/A 2.0 ppb (3) 7.0 ppb (7) 0.5 ppb (6) N/A 14.9 μg/m3 (57) 70.0
 
Dec. 4, 2021, 3 p.m. 107.3 ppb (103) 75.3 ppb (74) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 1.0 ppb (1) 0.7 ppb (8) N/A 14.3 μg/m3 (56) 103.0
 
Dec. 4, 2021, 2 p.m. 75.5 ppb (74) 44.6 ppb (43) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 11.4 μg/m3 (48) 74.0
 
Dec. 4, 2021, 1 p.m. 72.1 ppb (71) 43.3 ppb (41) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 5.7 μg/m3 (24) 71.0
 
Dec. 4, 2021, noon 63.1 ppb (61) 35.7 ppb (34) N/A 27.0 ppb (26) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 9.7 μg/m3 (41) 61.0
 
Dec. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 13.5 μg/m3 (54) 54.0
 
Dec. 4, 2021, 10 a.m. 60.8 ppb (59) 33.8 ppb (32) N/A 27.0 ppb (26) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 11.9 μg/m3 (50) 59.0
 
Dec. 4, 2021, 9 a.m. 61.8 ppb (60) 34.0 ppb (33) N/A 28.0 ppb (27) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 13.0 μg/m3 (53) 60.0
 
Dec. 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.7 μg/m3 (55) 55.0
 
Dec. 4, 2021, 7 a.m. 79.0 ppb (78) 50.0 ppb (48) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 1.0 ppb (1) 0.8 ppb (10) N/A 15.1 μg/m3 (58) 78.0
 
Dec. 4, 2021, 6 a.m. 85.6 ppb (85) 52.8 ppb (50) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 1.0 ppb (1) 0.7 ppb (8) N/A 18.6 μg/m3 (65) 85.0
 
Dec. 4, 2021, 5 a.m. 104.5 ppb (102) 70.7 ppb (69) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 1.0 ppb (1) 1.0 ppb (12) N/A 25.3 μg/m3 (79) 102.0
 
Dec. 4, 2021, 4 a.m. 96.8 ppb (97) 63.4 ppb (62) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 1.0 ppb (1) 0.9 ppb (11) N/A 23.2 μg/m3 (75) 97.0
 
Dec. 4, 2021, 3 a.m. 100.5 ppb (101) 65.4 ppb (64) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 1.0 ppb (1) 0.9 ppb (11) N/A 25.4 μg/m3 (79) 101.0
 
Dec. 4, 2021, 2 a.m. 112.6 ppb (104) 75.2 ppb (74) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 1.0 ppb (1) 1.0 ppb (12) N/A 31.7 μg/m3 (93) 104.0
 
Dec. 4, 2021, 1 a.m. 107.0 ppb (103) 67.6 ppb (66) N/A 39.0 ppb (37) N/A 2.0 ppb (3) 0.0 ppb (0) 1.0 ppb (12) N/A 33.6 μg/m3 (97) 103.0
 
Dec. 4, 2021, midnight 59.3 ppb (57) 20.2 ppb (20) N/A 39.0 ppb (37) N/A 2.0 ppb (3) 1.0 ppb (1) 0.5 ppb (6) N/A 33.7 μg/m3 (97) 97.0
 
Dec. 3, 2021, 11 p.m. 32.2 ppb (31) 3.9 ppb (4) N/A 28.0 ppb (27) N/A 3.0 ppb (5) 13.0 ppb (13) 0.2 ppb (3) N/A 30.0 μg/m3 (89) 89.0
 
Dec. 3, 2021, 10 p.m. 26.5 ppb (25) 5.6 ppb (6) N/A 21.0 ppb (20) N/A 3.0 ppb (5) 20.0 ppb (19) 0.2 ppb (3) N/A 31.1 μg/m3 (91) 91.0
 
Dec. 3, 2021, 9 p.m. 37.1 ppb (35) 12.3 ppb (12) N/A 24.0 ppb (23) N/A 3.0 ppb (5) 18.0 ppb (17) 0.2 ppb (3) N/A 29.7 μg/m3 (89) 89.0
 
Dec. 3, 2021, 8 p.m. 44.6 ppb (43) 17.4 ppb (17) N/A 27.0 ppb (26) N/A 3.0 ppb (5) 19.0 ppb (18) 0.3 ppb (4) N/A 31.5 μg/m3 (92) 92.0
 
Dec. 3, 2021, 7 p.m. 72.5 ppb (71) 35.6 ppb (34) N/A 37.0 ppb (35) N/A 4.0 ppb (6) 15.0 ppb (14) 0.4 ppb (5) N/A 27.4 μg/m3 (84) 84.0
 
Dec. 3, 2021, 6 p.m. 132.1 ppb (107) 84.4 ppb (84) N/A 48.0 ppb (46) N/A 4.0 ppb (6) 8.0 ppb (8) 0.8 ppb (10) N/A 27.7 μg/m3 (84) 107.0
 
Dec. 3, 2021, 5 p.m. 142.1 ppb (109) 100.7 ppb (101) N/A 41.0 ppb (39) N/A 3.0 ppb (5) 5.0 ppb (5) 1.0 ppb (12) N/A 20.8 μg/m3 (70) 109.0
 
Dec. 3, 2021, 4 p.m. 153.2 ppb (111) 114.2 ppb (104) N/A 39.0 ppb (37) N/A N/A 3.0 ppb (3) 1.2 ppb (14) N/A N/A 111.0
 
Dec. 3, 2021, 3 p.m. 139.8 ppb (109) 104.2 ppb (102) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 1.0 ppb (1) 1.1 ppb (13) N/A 13.6 μg/m3 (55) 109.0
 
Dec. 3, 2021, 2 p.m. 116.1 ppb (104) 84.1 ppb (84) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 0.0 ppb (0) 0.8 ppb (10) N/A 9.2 μg/m3 (39) 104.0
 
Dec. 3, 2021, 1 p.m. 94.4 ppb (95) 64.3 ppb (62) N/A 30.0 ppb (29) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 10.9 μg/m3 (46) 95.0
 
Dec. 3, 2021, noon 65.1 ppb (63) 40.3 ppb (39) N/A 25.0 ppb (24) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 6.6 μg/m3 (28) 63.0
 
Dec. 3, 2021, 11 a.m. 58.8 ppb (57) 34.4 ppb (33) N/A 24.0 ppb (23) N/A 2.0 ppb (3) 0.0 ppb (0) 0.2 ppb (3) N/A 4.0 μg/m3 (17) 57.0
 
Dec. 3, 2021, 10 a.m. 59.0 ppb (57) 34.4 ppb (33) N/A 24.0 ppb (23) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 5.0 μg/m3 (21) 57.0
 
Dec. 3, 2021, 9 a.m. 54.5 ppb (52) 29.7 ppb (29) N/A 24.0 ppb (23) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 5.6 μg/m3 (24) 52.0
 
Dec. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (37) 37.0
 
Dec. 3, 2021, 7 a.m. 64.3 ppb (62) 37.4 ppb (36) N/A 27.0 ppb (26) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 11.0 μg/m3 (46) 62.0
 
Dec. 3, 2021, 6 a.m. 80.8 ppb (80) 51.9 ppb (49) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 0.0 ppb (0) 0.8 ppb (10) N/A 11.6 μg/m3 (49) 80.0
 
Dec. 3, 2021, 5 a.m. 75.5 ppb (74) 44.3 ppb (42) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) N/A 9.9 μg/m3 (42) 74.0
 
Dec. 3, 2021, 4 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
 
Dec. 3, 2021, 3 a.m. 108.1 ppb (103) 72.9 ppb (72) N/A 35.0 ppb (34) N/A 1.0 ppb (2) 1.0 ppb (1) 1.0 ppb (12) N/A 26.4 μg/m3 (82) 103.0
 
Dec. 3, 2021, 2 a.m. 93.0 ppb (93) 56.2 ppb (54) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 1.0 ppb (1) 0.8 ppb (10) N/A 25.4 μg/m3 (79) 93.0
 
Dec. 3, 2021, 1 a.m. 67.7 ppb (66) 29.4 ppb (28) N/A 38.0 ppb (36) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 27.7 μg/m3 (84) 84.0
 
Dec. 3, 2021, midnight 35.6 ppb (34) 3.4 ppb (4) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 5.0 ppb (5) 0.3 ppb (4) N/A 22.4 μg/m3 (73) 73.0
 
Dec. 2, 2021, 11 p.m. 37.7 ppb (36) 6.9 ppb (7) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 12.0 ppb (12) N/A N/A 16.0 μg/m3 (60) 60.0
 
Dec. 2, 2021, 10 p.m. 46.1 ppb (44) 14.4 ppb (14) N/A 31.0 ppb (30) N/A 3.0 ppb (5) N/A 0.3 ppb (4) N/A 17.3 μg/m3 (62) 62.0
 
Dec. 2, 2021, 10 p.m. 46.1 ppb (44) 14.4 ppb (14) N/A 31.0 ppb (30) N/A 3.0 ppb (5) N/A 0.3 ppb (4) N/A 17.3 μg/m3 (62) 62.0
 
Dec. 2, 2021, 9 p.m. 38.9 ppb (37) 13.5 ppb (13) N/A 25.0 ppb (24) N/A 2.0 ppb (3) 16.0 ppb (15) 0.3 ppb (4) N/A 12.8 μg/m3 (53) 53.0
 
Dec. 2, 2021, 8 p.m. 51.5 ppb (49) 25.8 ppb (25) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 16.0 ppb (15) 0.3 ppb (4) N/A 9.1 μg/m3 (38) 49.0
 
Dec. 2, 2021, 7 p.m. 51.5 ppb (49) 25.8 ppb (25) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 16.0 ppb (15) 0.3 ppb (4) N/A 10.9 μg/m3 (46) 49.0
 
Dec. 2, 2021, 6 p.m. 71.4 ppb (70) 40.7 ppb (39) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 11.0 ppb (11) 0.5 ppb (6) N/A 12.4 μg/m3 (52) 70.0
 
Dec. 2, 2021, 5 p.m. 60.8 ppb (59) 35.0 ppb (34) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 10.0 ppb (10) 0.5 ppb (6) N/A 10.9 μg/m3 (46) 59.0
 
Dec. 2, 2021, 4 p.m. 65.7 ppb (64) 38.7 ppb (37) N/A 27.0 ppb (26) N/A 2.0 ppb (3) 7.0 ppb (7) 0.5 ppb (6) N/A 11.7 μg/m3 (49) 64.0
 
Dec. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (41) 41.0
 
Dec. 2, 2021, noon 69.9 ppb (68) 42.1 ppb (40) N/A 28.0 ppb (27) N/A 2.0 ppb (3) 0.0 ppb (0) 0.4 ppb (5) N/A 7.6 μg/m3 (32) 68.0
 
Dec. 2, 2021, 11 a.m. 65.2 ppb (63) 38.7 ppb (37) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 6.9 μg/m3 (29) 63.0
 
Dec. 2, 2021, 10 a.m. 64.0 ppb (62) 37.5 ppb (36) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 8.0 μg/m3 (34) 62.0
 
Dec. 2, 2021, 9 a.m. 60.2 ppb (58) 33.6 ppb (32) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) N/A 8.1 μg/m3 (34) 58.0
 
Dec. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (43) 43.0
 
Dec. 2, 2021, 7 a.m. 75.3 ppb (74) 45.9 ppb (44) N/A 29.0 ppb (28) N/A 2.0 ppb (3) 0.0 ppb (0) 0.6 ppb (7) N/A 11.0 μg/m3 (46) 74.0
 
Dec. 2, 2021, 6 a.m. 99.1 ppb (100) 66.7 ppb (65) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 0.0 ppb (0) 0.8 ppb (10) N/A 15.7 μg/m3 (59) 100.0
 
Dec. 2, 2021, 5 a.m. 101.0 ppb (101) 67.8 ppb (66) N/A 33.0 ppb (32) N/A 2.0 ppb (3) 0.0 ppb (0) 0.8 ppb (10) N/A 17.8 μg/m3 (63) 101.0
 
Dec. 2, 2021, 4 a.m. 105.8 ppb (102) 70.6 ppb (69) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 0.9 ppb (11) N/A 20.8 μg/m3 (70) 102.0
 
Dec. 2, 2021, 3 a.m. 92.4 ppb (92) 56.2 ppb (54) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 0.8 ppb (10) N/A 23.6 μg/m3 (76) 92.0