ID: 2115

AQSQID: 261630093

Site Name: Eliza Howell- Roadway

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

Updated: Jan. 16, 2021, 2:31 a.m.

Location: Detroit (Schoolcraft St), MI

Reporting: True, Located: True

Current AQI: 55.0

Detroit (Schoolcraft St) MI, US: 42.38599, -83.266319

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 16, 2021, 1 a.m. 54.7 ppb (52) 32.8 ppb (31) N/A 22.0 ppb (21) N/A N/A N/A 1.0 ppb (12) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 16, 2021, midnight 59.3 ppb (57) 37.7 ppb (36) N/A 22.0 ppb (21) N/A N/A N/A 1.1 ppb (13) N/A 9.2 μg/m3 (39) 57.0
 
Jan. 15, 2021, 11 p.m. 60.6 ppb (59) 40.5 ppb (39) N/A 20.0 ppb (19) N/A N/A N/A 1.1 ppb (13) N/A 12.9 μg/m3 (53) 59.0
 
Jan. 15, 2021, 10 p.m. 62.3 ppb (60) 42.8 ppb (41) N/A 20.0 ppb (19) N/A N/A N/A 1.1 ppb (13) N/A 14.0 μg/m3 (55) 60.0
 
Jan. 15, 2021, 9 p.m. 60.2 ppb (58) 42.4 ppb (40) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 15.9 μg/m3 (59) 59.0
 
Jan. 15, 2021, 8 p.m. 72.1 ppb (71) 51.1 ppb (49) N/A 21.0 ppb (20) N/A N/A N/A 1.0 ppb (12) N/A 19.9 μg/m3 (68) 71.0
 
Jan. 15, 2021, 7 p.m. 89.9 ppb (90) 65.9 ppb (64) N/A 24.0 ppb (23) N/A N/A N/A 1.1 ppb (13) N/A 17.1 μg/m3 (62) 90.0
 
Jan. 15, 2021, 6 p.m. 93.4 ppb (93) 68.2 ppb (67) N/A 25.0 ppb (24) N/A N/A N/A 1.0 ppb (12) N/A 19.9 μg/m3 (68) 93.0
 
Jan. 15, 2021, 5 p.m. 88.3 ppb (88) 61.9 ppb (60) N/A 26.0 ppb (25) N/A N/A N/A 1.0 ppb (12) N/A 21.0 μg/m3 (70) 88.0
 
Jan. 15, 2021, 4 p.m. 77.5 ppb (77) 53.5 ppb (51) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) N/A 22.0 μg/m3 (72) 77.0
 
Jan. 15, 2021, 3 p.m. 80.0 ppb (79) 55.4 ppb (53) N/A 25.0 ppb (24) N/A N/A N/A 0.8 ppb (10) N/A 22.0 μg/m3 (72) 79.0
 
Jan. 15, 2021, 2 p.m. 74.0 ppb (73) 47.4 ppb (45) N/A 27.0 ppb (26) N/A N/A N/A 0.8 ppb (10) N/A 18.1 μg/m3 (64) 73.0
 
Jan. 15, 2021, 1 p.m. 75.3 ppb (74) 47.0 ppb (45) N/A 28.0 ppb (27) N/A N/A N/A 0.8 ppb (10) N/A 20.9 μg/m3 (70) 74.0
 
Jan. 15, 2021, noon 74.6 ppb (73) 45.3 ppb (43) N/A 29.0 ppb (28) N/A N/A N/A 0.9 ppb (11) N/A 21.0 μg/m3 (70) 73.0
 
Jan. 15, 2021, 11 a.m. 56.7 ppb (54) 31.0 ppb (30) N/A 26.0 ppb (25) N/A N/A N/A 0.8 ppb (10) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 15, 2021, 10 a.m. 45.7 ppb (44) 22.2 ppb (21) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) N/A 18.1 μg/m3 (64) 64.0
 
Jan. 15, 2021, 9 a.m. 28.2 ppb (27) 10.1 ppb (10) N/A 18.0 ppb (17) N/A N/A N/A 0.6 ppb (7) N/A 16.1 μg/m3 (60) 60.0
 
Jan. 15, 2021, 8 a.m. 19.3 ppb (19) 5.8 ppb (6) N/A 14.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 18.9 μg/m3 (66) 66.0
 
Jan. 15, 2021, 6 a.m. 17.4 ppb (17) 3.4 ppb (4) N/A 14.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 15, 2021, 5 a.m. 18.0 ppb (17) 5.3 ppb (5) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A 22.8 μg/m3 (74) 74.0
 
Jan. 15, 2021, 4 a.m. 19.4 ppb (19) 5.8 ppb (6) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 20.1 μg/m3 (68) 68.0
 
Jan. 15, 2021, 3 a.m. 28.9 ppb (28) 10.7 ppb (11) N/A 18.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 27.8 μg/m3 (85) 85.0
 
Jan. 15, 2021, 2 a.m. 31.4 ppb (30) 12.5 ppb (12) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 15, 2021, 1 a.m. 36.5 ppb (35) 15.9 ppb (15) N/A 21.0 ppb (20) N/A N/A N/A 0.8 ppb (10) N/A 23.1 μg/m3 (75) 75.0
 
Jan. 15, 2021, midnight 44.2 ppb (42) 20.3 ppb (20) N/A 24.0 ppb (23) N/A N/A N/A 0.9 ppb (11) N/A 27.8 μg/m3 (85) 85.0
 
Jan. 14, 2021, 11 p.m. 56.0 ppb (54) 30.8 ppb (30) N/A 25.0 ppb (24) N/A N/A N/A 1.0 ppb (12) N/A 20.2 μg/m3 (69) 69.0
 
Jan. 14, 2021, 10 p.m. 59.4 ppb (57) 37.2 ppb (36) N/A 22.0 ppb (21) N/A N/A N/A 1.0 ppb (12) N/A 26.8 μg/m3 (82) 82.0
 
Jan. 14, 2021, 9 p.m. 69.7 ppb (68) 46.1 ppb (44) N/A 24.0 ppb (23) N/A N/A N/A 1.0 ppb (12) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 14, 2021, 8 p.m. 69.1 ppb (68) 43.6 ppb (42) N/A 26.0 ppb (25) N/A N/A N/A 1.0 ppb (12) N/A 19.3 μg/m3 (67) 68.0
 
Jan. 14, 2021, 7 p.m. 72.6 ppb (71) 50.7 ppb (48) N/A 22.0 ppb (21) N/A N/A N/A 1.0 ppb (12) N/A 20.9 μg/m3 (70) 71.0
 
Jan. 14, 2021, 6 p.m. 73.0 ppb (72) 50.6 ppb (48) N/A 22.0 ppb (21) N/A N/A N/A 0.9 ppb (11) N/A 24.9 μg/m3 (78) 78.0
 
Jan. 14, 2021, 5 p.m. 79.9 ppb (79) 57.3 ppb (55) N/A 23.0 ppb (22) N/A N/A N/A 0.9 ppb (11) N/A 24.0 μg/m3 (77) 79.0
 
Jan. 14, 2021, 4 p.m. 91.3 ppb (91) 69.5 ppb (68) N/A 22.0 ppb (21) N/A N/A N/A 0.9 ppb (11) N/A 23.0 μg/m3 (74) 91.0
 
Jan. 14, 2021, 3 p.m. 74.6 ppb (73) 53.7 ppb (51) N/A 21.0 ppb (20) N/A N/A N/A 0.8 ppb (10) N/A 21.1 μg/m3 (70) 73.0
 
Jan. 14, 2021, 2 p.m. 103.4 ppb (102) 76.0 ppb (75) N/A 27.0 ppb (26) N/A N/A N/A 1.0 ppb (12) N/A 28.7 μg/m3 (86) 102.0
 
Jan. 14, 2021, 1 p.m. 102.3 ppb (102) 77.7 ppb (77) N/A 25.0 ppb (24) N/A N/A N/A 1.0 ppb (12) N/A 25.1 μg/m3 (79) 102.0
 
Jan. 14, 2021, noon 88.9 ppb (89) 65.9 ppb (64) N/A 23.0 ppb (22) N/A N/A N/A 1.0 ppb (12) N/A 24.0 μg/m3 (77) 89.0
 
Jan. 14, 2021, 11 a.m. 81.9 ppb (81) 60.6 ppb (59) N/A 21.0 ppb (20) N/A N/A N/A 1.0 ppb (12) N/A 22.1 μg/m3 (73) 81.0
 
Jan. 14, 2021, 10 a.m. 54.4 ppb (52) 35.7 ppb (34) N/A 19.0 ppb (18) N/A N/A N/A 0.9 ppb (11) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 14, 2021, 9 a.m. 49.1 ppb (47) 30.1 ppb (29) N/A 19.0 ppb (18) N/A N/A N/A 0.7 ppb (8) N/A 21.1 μg/m3 (70) 70.0
 
Jan. 14, 2021, 8 a.m. 22.3 ppb (22) 11.4 ppb (11) N/A 11.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 21.9 μg/m3 (72) 72.0
 
Jan. 14, 2021, 6 a.m. 24.3 ppb (23) 10.4 ppb (10) N/A 14.0 ppb (14) N/A N/A N/A 0.6 ppb (7) N/A 23.9 μg/m3 (76) 76.0
 
Jan. 14, 2021, 5 a.m. 28.0 ppb (27) 13.1 ppb (13) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A 19.2 μg/m3 (66) 66.0
 
Jan. 14, 2021, 4 a.m. 31.4 ppb (30) 16.0 ppb (16) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A 23.8 μg/m3 (76) 76.0
 
Jan. 14, 2021, 3 a.m. 37.2 ppb (36) 21.7 ppb (21) N/A 16.0 ppb (16) N/A N/A N/A 0.9 ppb (11) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 14, 2021, 2 a.m. 36.2 ppb (35) 21.0 ppb (20) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A 21.1 μg/m3 (70) 70.0
 
Jan. 14, 2021, 1 a.m. 33.0 ppb (32) 19.5 ppb (19) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 14, 2021, midnight 42.3 ppb (40) 27.0 ppb (26) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) N/A 20.1 μg/m3 (68) 68.0
 
Jan. 13, 2021, 11 p.m. 40.9 ppb (39) 25.8 ppb (25) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) N/A 23.9 μg/m3 (76) 76.0
 
Jan. 13, 2021, 10 p.m. 54.0 ppb (51) 37.1 ppb (35) N/A 17.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 17.2 μg/m3 (62) 62.0
 
Jan. 13, 2021, 9 p.m. 55.9 ppb (54) 39.2 ppb (37) N/A 17.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 21.8 μg/m3 (72) 72.0
 
Jan. 13, 2021, 8 p.m. 64.1 ppb (62) 47.1 ppb (45) N/A 17.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 23.9 μg/m3 (76) 76.0
 
Jan. 13, 2021, 7 p.m. 62.0 ppb (60) 44.5 ppb (42) N/A 18.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 20.1 μg/m3 (68) 68.0
 
Jan. 13, 2021, 6 p.m. 57.4 ppb (55) 45.3 ppb (43) N/A 12.0 ppb (12) N/A N/A N/A 0.8 ppb (10) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 13, 2021, 5 p.m. 54.1 ppb (52) 41.9 ppb (40) N/A 12.0 ppb (12) N/A N/A N/A 0.8 ppb (10) N/A 26.8 μg/m3 (82) 82.0
 
Jan. 13, 2021, 4 p.m. 64.6 ppb (63) 53.0 ppb (50) N/A 12.0 ppb (12) N/A N/A N/A 0.8 ppb (10) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 13, 2021, 3 p.m. 69.6 ppb (68) 56.6 ppb (54) N/A 13.0 ppb (13) N/A N/A N/A 0.8 ppb (10) N/A 27.9 μg/m3 (85) 85.0
 
Jan. 13, 2021, 2 p.m. 66.6 ppb (65) 51.2 ppb (49) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A 30.8 μg/m3 (91) 91.0
 
Jan. 13, 2021, 1 p.m. 83.6 ppb (83) 67.0 ppb (65) N/A 17.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 28.2 μg/m3 (85) 85.0
 
Jan. 13, 2021, noon 78.5 ppb (78) 61.8 ppb (60) N/A 17.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 28.0 μg/m3 (85) 85.0
 
Jan. 13, 2021, 11 a.m. 72.1 ppb (71) 54.5 ppb (52) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 26.1 μg/m3 (81) 81.0
 
Jan. 13, 2021, 10 a.m. 62.1 ppb (60) 43.6 ppb (42) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) N/A 25.1 μg/m3 (79) 79.0
 
Jan. 13, 2021, 9 a.m. 40.1 ppb (38) 24.1 ppb (23) N/A 16.0 ppb (16) N/A N/A N/A 0.6 ppb (7) N/A 24.1 μg/m3 (77) 77.0
 
Jan. 13, 2021, 8 a.m. 30.7 ppb (29) 16.2 ppb (16) N/A 15.0 ppb (15) N/A N/A N/A 0.6 ppb (7) N/A 28.7 μg/m3 (86) 86.0
 
Jan. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 27.1 μg/m3 (83) 83.0
 
Jan. 13, 2021, 6 a.m. 32.4 ppb (31) 16.5 ppb (16) N/A 16.0 ppb (16) N/A N/A N/A 0.6 ppb (7) N/A 25.1 μg/m3 (79) 79.0
 
Jan. 13, 2021, 5 a.m. 29.1 ppb (28) 13.3 ppb (13) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A 28.8 μg/m3 (87) 87.0
 
Jan. 13, 2021, 4 a.m. 36.1 ppb (35) 19.3 ppb (19) N/A 17.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 28.1 μg/m3 (85) 85.0
 
Jan. 13, 2021, 3 a.m. 43.4 ppb (41) 24.5 ppb (24) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) N/A 28.9 μg/m3 (87) 87.0
 
Jan. 13, 2021, 2 a.m. 41.7 ppb (40) 26.0 ppb (25) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A 28.1 μg/m3 (85) 85.0
 
Jan. 13, 2021, 1 a.m. 48.3 ppb (46) 30.5 ppb (29) N/A 18.0 ppb (17) N/A N/A N/A 0.8 ppb (10) N/A 25.2 μg/m3 (79) 79.0
 
Jan. 13, 2021, midnight 47.9 ppb (46) 29.9 ppb (29) N/A 18.0 ppb (17) N/A N/A N/A 0.8 ppb (10) N/A 31.6 μg/m3 (93) 93.0
 
Jan. 12, 2021, 11 p.m. 49.8 ppb (47) 34.9 ppb (33) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A 31.1 μg/m3 (91) 91.0
 
Jan. 12, 2021, 10 p.m. 64.4 ppb (63) 46.5 ppb (44) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 31.9 μg/m3 (93) 93.0
 
Jan. 12, 2021, 9 p.m. 67.4 ppb (66) 50.1 ppb (48) N/A 17.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 28.2 μg/m3 (85) 85.0
 
Jan. 12, 2021, 8 p.m. 69.5 ppb (68) 52.8 ppb (50) N/A 17.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 25.2 μg/m3 (79) 79.0
 
Jan. 12, 2021, 7 p.m. 63.6 ppb (62) 48.7 ppb (46) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A N/A 62.0
 
Jan. 12, 2021, 6 p.m. 70.4 ppb (69) 55.4 ppb (53) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A N/A 69.0
 
Jan. 12, 2021, 5 p.m. 59.5 ppb (57) 46.9 ppb (45) N/A 13.0 ppb (13) N/A N/A N/A 0.7 ppb (8) N/A 21.1 μg/m3 (70) 70.0
 
Jan. 12, 2021, 4 p.m. 62.5 ppb (61) 46.8 ppb (45) N/A 16.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 12, 2021, 3 p.m. 57.3 ppb (55) 45.3 ppb (43) N/A 12.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A 24.9 μg/m3 (78) 78.0
 
Jan. 12, 2021, 2 p.m. 60.3 ppb (58) 43.4 ppb (41) N/A 17.0 ppb (17) N/A N/A N/A 0.7 ppb (8) N/A 20.2 μg/m3 (69) 69.0
 
Jan. 12, 2021, 1 p.m. 62.8 ppb (61) 47.4 ppb (45) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A 17.1 μg/m3 (62) 62.0
 
Jan. 12, 2021, noon 50.9 ppb (49) 37.2 ppb (36) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 12, 2021, 11 a.m. 49.5 ppb (47) 34.6 ppb (33) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 12, 2021, 10 a.m. 42.9 ppb (41) 31.2 ppb (30) N/A 12.0 ppb (12) N/A N/A N/A 0.8 ppb (10) N/A 13.1 μg/m3 (54) 54.0
 
Jan. 12, 2021, 9 a.m. 21.2 ppb (20) 13.1 ppb (13) N/A 8.0 ppb (8) N/A N/A N/A 0.7 ppb (8) N/A 19.8 μg/m3 (68) 68.0
 
Jan. 12, 2021, 8 a.m. 16.8 ppb (16) 7.3 ppb (7) N/A 10.0 ppb (10) N/A N/A N/A 0.6 ppb (7) N/A 16.1 μg/m3 (60) 60.0
 
Jan. 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 12, 2021, 6 a.m. 10.8 ppb (11) 4.8 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A 0.6 ppb (7) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 12, 2021, 5 a.m. 13.3 ppb (13) 6.2 ppb (6) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
Jan. 12, 2021, 4 a.m. 16.1 ppb (16) 8.9 ppb (9) N/A 7.0 ppb (7) N/A N/A N/A 0.7 ppb (8) N/A 17.9 μg/m3 (64) 64.0
 
Jan. 12, 2021, 3 a.m. 16.8 ppb (16) 8.9 ppb (9) N/A 8.0 ppb (8) N/A N/A N/A 0.7 ppb (8) N/A 15.1 μg/m3 (58) 58.0
 
Jan. 12, 2021, 2 a.m. 21.9 ppb (21) 13.7 ppb (13) N/A 8.0 ppb (8) N/A N/A N/A 0.7 ppb (8) N/A 18.9 μg/m3 (66) 66.0
 
Jan. 12, 2021, 1 a.m. 22.3 ppb (22) 13.4 ppb (13) N/A 9.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 17.1 μg/m3 (62) 62.0
 
Jan. 12, 2021, midnight 33.4 ppb (32) 19.9 ppb (19) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) N/A 23.8 μg/m3 (76) 76.0
 
Jan. 11, 2021, 11 p.m. 51.7 ppb (49) 32.6 ppb (31) N/A 19.0 ppb (18) N/A N/A N/A 1.0 ppb (12) N/A 21.1 μg/m3 (70) 70.0
 
Jan. 11, 2021, 10 p.m. 65.3 ppb (64) 43.7 ppb (42) N/A 22.0 ppb (21) N/A N/A N/A 1.2 ppb (14) N/A 25.8 μg/m3 (80) 80.0
 
Jan. 11, 2021, 9 p.m. 57.6 ppb (55) 39.8 ppb (38) N/A 18.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 11, 2021, 8 p.m. 61.3 ppb (59) 43.5 ppb (42) N/A 18.0 ppb (17) N/A N/A N/A 1.1 ppb (13) N/A 30.9 μg/m3 (91) 91.0
 
Jan. 11, 2021, 7 p.m. 56.3 ppb (54) 37.1 ppb (35) N/A 19.0 ppb (18) N/A N/A N/A 0.9 ppb (11) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 11, 2021, 6 p.m. 67.0 ppb (65) 47.0 ppb (45) N/A 20.0 ppb (19) N/A N/A N/A 0.9 ppb (11) N/A 30.1 μg/m3 (89) 89.0
 
Jan. 11, 2021, 5 p.m. 72.3 ppb (71) 52.6 ppb (50) N/A 20.0 ppb (19) N/A N/A N/A 0.9 ppb (11) N/A 24.2 μg/m3 (77) 77.0
 
Jan. 11, 2021, 4 p.m. 79.5 ppb (79) 58.0 ppb (56) N/A 22.0 ppb (21) N/A N/A N/A 0.9 ppb (11) N/A 21.1 μg/m3 (70) 79.0
 
Jan. 11, 2021, 3 p.m. 80.5 ppb (80) 57.5 ppb (55) N/A 23.0 ppb (22) N/A N/A N/A 0.9 ppb (11) N/A 18.1 μg/m3 (64) 80.0
 
Jan. 11, 2021, 2 p.m. 77.5 ppb (77) 54.0 ppb (51) N/A 24.0 ppb (23) N/A N/A N/A 0.8 ppb (10) N/A 17.0 μg/m3 (62) 77.0
 
Jan. 11, 2021, 1 p.m. 82.5 ppb (82) 58.9 ppb (57) N/A 24.0 ppb (23) N/A N/A N/A 1.0 ppb (12) N/A 18.9 μg/m3 (66) 82.0
 
Jan. 11, 2021, noon 71.7 ppb (70) 48.9 ppb (47) N/A 23.0 ppb (22) N/A N/A N/A 0.9 ppb (11) N/A 17.1 μg/m3 (62) 70.0
 
Jan. 11, 2021, 11 a.m. 53.2 ppb (51) 36.7 ppb (35) N/A 17.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 23.7 μg/m3 (76) 76.0
 
Jan. 11, 2021, 10 a.m. 48.2 ppb (46) 31.0 ppb (30) N/A 17.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 30.7 μg/m3 (91) 91.0
 
Jan. 11, 2021, 9 a.m. 35.9 ppb (34) 20.2 ppb (20) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A 29.1 μg/m3 (87) 87.0
 
Jan. 11, 2021, 8 a.m. 15.9 ppb (15) 6.5 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 30.9 μg/m3 (91) 91.0
 
Jan. 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) N/A 32.9 μg/m3 (95) 95.0
 
Jan. 11, 2021, 6 a.m. 23.0 ppb (22) 7.7 ppb (8) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 11, 2021, 5 a.m. 37.6 ppb (36) 17.5 ppb (17) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A 31.0 μg/m3 (91) 91.0
 
Jan. 11, 2021, 4 a.m. 36.2 ppb (35) 18.8 ppb (18) N/A 18.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 11, 2021, 3 a.m. 40.5 ppb (39) 23.8 ppb (23) N/A 17.0 ppb (17) N/A N/A N/A 1.0 ppb (12) N/A 33.0 μg/m3 (95) 95.0
 
Jan. 11, 2021, 2 a.m. 33.4 ppb (32) 18.8 ppb (18) N/A 15.0 ppb (15) N/A N/A N/A 0.9 ppb (11) N/A 24.4 μg/m3 (77) 77.0
 
Jan. 11, 2021, 1 a.m. 53.9 ppb (51) 28.7 ppb (28) N/A 25.0 ppb (24) N/A N/A N/A 1.2 ppb (14) N/A 25.9 μg/m3 (81) 81.0
 
Jan. 11, 2021, midnight 45.1 ppb (43) 18.9 ppb (18) N/A 26.0 ppb (25) N/A N/A N/A 1.1 ppb (13) N/A 22.2 μg/m3 (73) 73.0
 
Jan. 10, 2021, 11 p.m. 30.0 ppb (29) 11.0 ppb (11) N/A 19.0 ppb (18) N/A N/A N/A 0.8 ppb (10) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 10, 2021, 10 p.m. 28.4 ppb (27) 13.0 ppb (13) N/A 15.0 ppb (15) N/A N/A N/A 0.8 ppb (10) N/A 18.1 μg/m3 (64) 64.0
 
Jan. 10, 2021, 9 p.m. 20.4 ppb (20) 9.0 ppb (9) N/A 11.0 ppb (11) N/A N/A N/A 0.7 ppb (8) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 10, 2021, 8 p.m. 25.7 ppb (25) 12.7 ppb (12) N/A 13.0 ppb (13) N/A N/A N/A 0.8 ppb (10) N/A 15.1 μg/m3 (58) 58.0
 
Jan. 10, 2021, 7 p.m. 28.6 ppb (27) 14.5 ppb (14) N/A 14.0 ppb (14) N/A N/A N/A 0.8 ppb (10) N/A 16.9 μg/m3 (62) 62.0
 
Jan. 10, 2021, 6 p.m. 37.1 ppb (35) 19.4 ppb (19) N/A 18.0 ppb (17) N/A N/A N/A 0.9 ppb (11) N/A 15.1 μg/m3 (58) 58.0
 
Jan. 10, 2021, 5 p.m. 25.5 ppb (25) 12.7 ppb (12) N/A 13.0 ppb (13) N/A N/A N/A 0.8 ppb (10) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 10, 2021, 4 p.m. 29.9 ppb (29) 13.5 ppb (13) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A 20.9 μg/m3 (70) 70.0
 
Jan. 10, 2021, 3 p.m. 30.8 ppb (30) 14.8 ppb (14) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 10, 2021, 2 p.m. 59.8 ppb (58) 37.6 ppb (36) N/A 22.0 ppb (21) N/A N/A N/A 1.0 ppb (12) N/A 25.9 μg/m3 (81) 81.0
 
Jan. 10, 2021, 1 p.m. 90.9 ppb (91) 67.5 ppb (66) N/A 24.0 ppb (23) N/A N/A N/A 1.3 ppb (15) N/A 23.1 μg/m3 (75) 91.0
 
Jan. 10, 2021, noon 88.1 ppb (88) 63.6 ppb (62) N/A 25.0 ppb (24) N/A N/A N/A 1.3 ppb (15) N/A 25.9 μg/m3 (81) 88.0
 
Jan. 10, 2021, 11 a.m. 89.1 ppb (89) 63.5 ppb (62) N/A 26.0 ppb (25) N/A N/A N/A 1.3 ppb (15) N/A 23.1 μg/m3 (75) 89.0
 
Jan. 10, 2021, 10 a.m. 63.5 ppb (62) 38.9 ppb (37) N/A 25.0 ppb (24) N/A N/A N/A 1.1 ppb (13) N/A 25.9 μg/m3 (81) 81.0
 
Jan. 10, 2021, 9 a.m. 49.2 ppb (47) 28.2 ppb (27) N/A 21.0 ppb (20) N/A N/A N/A 1.0 ppb (12) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 10, 2021, 8 a.m. 49.8 ppb (47) 27.9 ppb (27) N/A 22.0 ppb (21) N/A N/A N/A 1.1 ppb (13) N/A 22.1 μg/m3 (73) 73.0
 
Jan. 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.1 ppb (13) N/A 25.9 μg/m3 (81) 81.0
 
Jan. 10, 2021, 6 a.m. 41.1 ppb (39) 19.6 ppb (19) N/A 22.0 ppb (21) N/A N/A N/A 1.1 ppb (13) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 10, 2021, 5 a.m. 51.2 ppb (49) 28.5 ppb (27) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A 19.2 μg/m3 (66) 66.0
 
Jan. 10, 2021, 4 a.m. 31.4 ppb (30) 11.4 ppb (11) N/A 20.0 ppb (19) N/A N/A N/A 0.9 ppb (11) N/A 17.1 μg/m3 (62) 62.0
 
Jan. 10, 2021, 3 a.m. 29.3 ppb (28) 9.7 ppb (10) N/A 20.0 ppb (19) N/A N/A N/A 0.9 ppb (11) N/A 18.9 μg/m3 (66) 66.0
 
Jan. 10, 2021, 2 a.m. 26.9 ppb (26) 9.5 ppb (9) N/A 17.0 ppb (17) N/A N/A N/A 0.8 ppb (10) N/A 16.1 μg/m3 (60) 60.0
 
Jan. 10, 2021, 1 a.m. 26.2 ppb (25) 10.5 ppb (10) N/A 16.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A 10.2 μg/m3 (43) 43.0
 
Jan. 10, 2021, midnight 16.9 ppb (16) 4.5 ppb (5) N/A 12.0 ppb (12) N/A N/A N/A 0.7 ppb (8) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 9, 2021, 11 p.m. 23.5 ppb (23) 8.6 ppb (9) N/A 15.0 ppb (15) N/A N/A N/A 0.7 ppb (8) N/A 10.1 μg/m3 (43) 43.0
 
Jan. 9, 2021, 10 p.m. 23.0 ppb (22) 9.9 ppb (10) N/A 13.0 ppb (13) N/A N/A N/A 0.8 ppb (10) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 9, 2021, 9 p.m. 15.7 ppb (15) 6.0 ppb (6) N/A 10.0 ppb (10) N/A N/A N/A 0.6 ppb (7) N/A 5.2 μg/m3 (22) 22.0
 
Jan. 9, 2021, 8 p.m. 16.6 ppb (16) 7.4 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.7 ppb (8) N/A 3.1 μg/m3 (13) 16.0
 
Jan. 9, 2021, 7 p.m. 17.4 ppb (17) 7.7 ppb (8) N/A 10.0 ppb (10) N/A N/A N/A 0.7 ppb (8) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 9, 2021, 6 p.m. 16.9 ppb (16) 8.2 ppb (8) N/A 9.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 9, 2021, 5 p.m. 17.8 ppb (17) 8.7 ppb (9) N/A 9.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 9, 2021, 4 p.m. 19.5 ppb (19) 8.8 ppb (9) N/A 11.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A 12.9 μg/m3 (53) 53.0
 
Jan. 9, 2021, 3 p.m. 27.1 ppb (26) 13.2 ppb (13) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 9, 2021, 2 p.m. 31.6 ppb (30) 15.7 ppb (15) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 9, 2021, 1 p.m. 26.9 ppb (26) 11.0 ppb (11) N/A 16.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 9, 2021, noon 19.3 ppb (19) 5.8 ppb (6) N/A 14.0 ppb (14) N/A N/A N/A 0.7 ppb (8) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 9, 2021, 11 a.m. 18.2 ppb (18) 5.5 ppb (6) N/A 13.0 ppb (13) N/A N/A N/A 0.7 ppb (8) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 9, 2021, 10 a.m. 14.7 ppb (14) 3.8 ppb (4) N/A 11.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A 9.1 μg/m3 (38) 38.0
 
Jan. 9, 2021, 9 a.m. 13.9 ppb (14) 3.3 ppb (4) N/A 11.0 ppb (11) N/A N/A N/A 0.6 ppb (7) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 9, 2021, 8 a.m. 10.4 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (9) N/A N/A N/A 0.6 ppb (7) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 9, 2021, 6 a.m. 15.7 ppb (15) 5.7 ppb (6) N/A 10.0 ppb (10) N/A N/A N/A 0.5 ppb (6) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 9, 2021, 5 a.m. 9.4 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A 8.9 μg/m3 (38) 38.0
 
Jan. 9, 2021, 4 a.m. 5.2 ppb (5) 1.2 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.5 ppb (6) N/A 11.9 μg/m3 (50) 50.0
 
Jan. 9, 2021, 3 a.m. 4.4 ppb (5) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.5 ppb (6) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 9, 2021, 2 a.m. 4.0 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.5 ppb (6) N/A 7.0 μg/m3 (30) 30.0