AQSQID: 490353010

Site Name: Rose Park

Location: Salt Lake City (Dupont Ave), UT

Reporting: True, Located: True

Current AQI: 90.0

Salt Lake City (Dupont Ave) UT, US: 40.7955, -111.9309

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 16, 2019, 8 p.m. 46.0 ppb (43) 27.0 ppb (25) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 30.8 μg/m3 (90) 90.0
 
Jan. 16, 2019, 7 p.m. 50.0 ppb (46) 33.0 ppb (31) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 30.4 μg/m3 (89) 89.0
 
Jan. 16, 2019, 6 p.m. 57.0 ppb (53) 41.0 ppb (38) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 29.2 μg/m3 (87) 87.0
 
Jan. 16, 2019, 5 p.m. 56.0 ppb (52) 40.0 ppb (37) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 29.7 μg/m3 (88) 88.0
 
Jan. 16, 2019, 4 p.m. 53.0 ppb (49) 36.0 ppb (33) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 29.3 μg/m3 (87) 87.0
 
Jan. 16, 2019, 3 p.m. 48.0 ppb (44) 31.0 ppb (29) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 28.9 μg/m3 (86) 86.0
 
Jan. 16, 2019, 2 p.m. 44.0 ppb (41) 28.0 ppb (26) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 28.1 μg/m3 (84) 84.0
 
Jan. 16, 2019, 1 p.m. 40.0 ppb (37) 26.0 ppb (24) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 25.2 μg/m3 (78) 78.0
 
Jan. 16, 2019, noon 40.0 ppb (37) 26.0 ppb (24) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 21.9 μg/m3 (71) 71.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 5.0 ppb (4) N/A N/A 22.0 μg/m3 (71) 71.0
 
Jan. 16, 2019, 10 a.m. 39.0 ppb (36) 24.0 ppb (22) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 26.2 μg/m3 (80) 80.0
 
Jan. 16, 2019, 9 a.m. 40.0 ppb (37) 25.0 ppb (23) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 25.8 μg/m3 (79) 79.0
 
Jan. 16, 2019, 8 a.m. 41.0 ppb (38) 25.0 ppb (23) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 28.4 μg/m3 (85) 85.0
 
Jan. 16, 2019, 7 a.m. 39.0 ppb (36) 23.0 ppb (21) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 25.8 μg/m3 (79) 79.0
 
Jan. 16, 2019, 6 a.m. 38.0 ppb (35) 22.0 ppb (20) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 23.4 μg/m3 (74) 74.0
 
Jan. 16, 2019, 5 a.m. 37.0 ppb (34) 20.0 ppb (19) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 19.9 μg/m3 (67) 67.0
 
Jan. 16, 2019, 4 a.m. 37.0 ppb (34) 21.0 ppb (19) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 18.3 μg/m3 (63) 63.0
 
Jan. 16, 2019, 3 a.m. 36.0 ppb (33) 20.0 ppb (19) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 15.7 μg/m3 (58) 58.0
 
Jan. 16, 2019, 2 a.m. 36.0 ppb (33) 19.0 ppb (18) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 14.9 μg/m3 (56) 56.0
 
Jan. 16, 2019, 1 a.m. 35.0 ppb (32) 18.0 ppb (17) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.8 μg/m3 (60) 60.0
 
Jan. 16, 2019, midnight 34.0 ppb (31) 15.0 ppb (14) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 18.8 μg/m3 (64) 64.0
 
Jan. 15, 2019, 11 p.m. 35.0 ppb (32) 15.0 ppb (14) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.2 μg/m3 (61) 61.0
 
Jan. 15, 2019, 10 p.m. 38.0 ppb (35) 17.0 ppb (16) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 19.7 μg/m3 (66) 66.0
 
Jan. 15, 2019, 9 p.m. 45.0 ppb (42) 25.0 ppb (23) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 26.6 μg/m3 (81) 81.0
 
Jan. 15, 2019, 8 p.m. 49.0 ppb (45) 28.0 ppb (26) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 28.6 μg/m3 (85) 85.0
 
Jan. 15, 2019, 7 p.m. 54.0 ppb (50) 33.0 ppb (31) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 26.0 μg/m3 (80) 80.0
 
Jan. 15, 2019, 6 p.m. 69.0 ppb (66) 45.0 ppb (42) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 28.2 μg/m3 (84) 84.0
 
Jan. 15, 2019, 5 p.m. 71.0 ppb (68) 46.0 ppb (43) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 2.0 ppb (2) 0.0 ppb (0) N/A 28.7 μg/m3 (86) 86.0
 
Jan. 15, 2019, 4 p.m. 57.0 ppb (53) 32.0 ppb (30) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 26.2 μg/m3 (80) 80.0
 
Jan. 15, 2019, 3 p.m. 41.0 ppb (38) 20.0 ppb (19) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 24.5 μg/m3 (77) 77.0
 
Jan. 15, 2019, 2 p.m. 36.0 ppb (33) 18.0 ppb (17) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 23.1 μg/m3 (74) 74.0
 
Jan. 15, 2019, 1 p.m. 36.0 ppb (33) 20.0 ppb (19) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 20.7 μg/m3 (69) 69.0
 
Jan. 15, 2019, noon 38.0 ppb (35) 21.0 ppb (19) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 19.8 μg/m3 (67) 67.0
 
Jan. 15, 2019, 11 a.m. 37.0 ppb (34) 20.0 ppb (19) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 3.0 ppb (2) N/A N/A 17.6 μg/m3 (62) 62.0
 
Jan. 15, 2019, 10 a.m. 33.0 ppb (31) 17.0 ppb (16) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 16.2 μg/m3 (59) 59.0
 
Jan. 15, 2019, 9 a.m. 31.0 ppb (29) 15.0 ppb (14) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 15.3 μg/m3 (57) 57.0
 
Jan. 15, 2019, 8 a.m. 30.0 ppb (28) 16.0 ppb (15) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 13.6 μg/m3 (53) 53.0
 
Jan. 15, 2019, 7 a.m. 33.0 ppb (31) 18.0 ppb (17) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 12.9 μg/m3 (52) 52.0
 
Jan. 15, 2019, 6 a.m. 33.0 ppb (31) 18.0 ppb (17) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 12.6 μg/m3 (51) 51.0
 
Jan. 15, 2019, 5 a.m. 34.0 ppb (31) 17.0 ppb (16) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 11.7 μg/m3 (49) 49.0
 
Jan. 15, 2019, 4 a.m. 32.0 ppb (30) 17.0 ppb (16) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 11.6 μg/m3 (48) 48.0
 
Jan. 15, 2019, 3 a.m. 32.0 ppb (30) 16.0 ppb (15) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 10.9 μg/m3 (45) 45.0
 
Jan. 15, 2019, 2 a.m. 30.0 ppb (28) 14.0 ppb (13) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 15, 2019, 1 a.m. 30.0 ppb (28) 13.0 ppb (12) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.5 μg/m3 (40) 40.0
 
Jan. 15, 2019, midnight 31.0 ppb (29) 12.0 ppb (11) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.3 μg/m3 (39) 39.0
 
Jan. 14, 2019, 11 p.m. 29.0 ppb (27) 11.0 ppb (10) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 13.1 μg/m3 (52) 52.0
 
Jan. 14, 2019, 10 p.m. 29.0 ppb (27) 11.0 ppb (10) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.5 μg/m3 (62) 62.0
 
Jan. 14, 2019, 9 p.m. 34.0 ppb (31) 14.0 ppb (13) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 22.1 μg/m3 (71) 71.0
 
Jan. 14, 2019, 8 p.m. 39.0 ppb (36) 20.0 ppb (19) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 24.3 μg/m3 (76) 76.0
 
Jan. 14, 2019, 7 p.m. 39.0 ppb (36) 20.0 ppb (19) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 27.8 μg/m3 (84) 84.0
 
Jan. 14, 2019, 6 p.m. 39.0 ppb (36) 20.0 ppb (19) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 29.4 μg/m3 (87) 87.0
 
Jan. 14, 2019, 5 p.m. 39.0 ppb (36) 22.0 ppb (20) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 28.2 μg/m3 (84) 84.0
 
Jan. 14, 2019, 4 p.m. 38.0 ppb (35) 22.0 ppb (20) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 26.2 μg/m3 (80) 80.0
 
Jan. 14, 2019, 3 p.m. 37.0 ppb (34) 21.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 24.6 μg/m3 (77) 77.0
 
Jan. 14, 2019, 2 p.m. 37.0 ppb (34) 20.0 ppb (19) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 23.1 μg/m3 (74) 74.0
 
Jan. 14, 2019, 1 p.m. 36.0 ppb (33) 20.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 22.8 μg/m3 (73) 73.0
 
Jan. 14, 2019, noon 35.0 ppb (32) 20.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 22.3 μg/m3 (72) 72.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 4.0 ppb (3) N/A N/A 21.6 μg/m3 (70) 70.0
 
Jan. 14, 2019, 10 a.m. 31.0 ppb (29) 17.0 ppb (16) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 20.2 μg/m3 (67) 67.0
 
Jan. 14, 2019, 9 a.m. 30.0 ppb (28) 16.0 ppb (15) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.3 μg/m3 (61) 61.0
 
Jan. 14, 2019, 8 a.m. 29.0 ppb (27) 15.0 ppb (14) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.3 μg/m3 (59) 59.0
 
Jan. 14, 2019, 7 a.m. 29.0 ppb (27) 14.0 ppb (13) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 15.3 μg/m3 (57) 57.0
 
Jan. 14, 2019, 6 a.m. 28.0 ppb (26) 14.0 ppb (13) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 12.8 μg/m3 (52) 52.0
 
Jan. 14, 2019, 5 a.m. 29.0 ppb (27) 15.0 ppb (14) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 11.6 μg/m3 (48) 48.0
 
Jan. 14, 2019, 4 a.m. 28.0 ppb (26) 14.0 ppb (13) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.2 μg/m3 (38) 38.0
 
Jan. 14, 2019, 3 a.m. 27.0 ppb (25) 12.0 ppb (11) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 10.5 μg/m3 (44) 44.0
 
Jan. 14, 2019, 2 a.m. 26.0 ppb (24) 11.0 ppb (10) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2019, 1 a.m. 26.0 ppb (24) 10.0 ppb (9) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.2 μg/m3 (38) 38.0
 
Jan. 14, 2019, midnight 27.0 ppb (25) 10.0 ppb (9) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 13.1 μg/m3 (52) 52.0
 
Jan. 13, 2019, 11 p.m. 27.0 ppb (25) 10.0 ppb (9) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.4 μg/m3 (61) 61.0
 
Jan. 13, 2019, 10 p.m. 27.0 ppb (25) 10.0 ppb (9) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 17.9 μg/m3 (63) 63.0
 
Jan. 13, 2019, 9 p.m. 29.0 ppb (27) 12.0 ppb (11) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 15.9 μg/m3 (58) 58.0
 
Jan. 13, 2019, 8 p.m. 32.0 ppb (30) 15.0 ppb (14) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.2 μg/m3 (59) 59.0
 
Jan. 13, 2019, 7 p.m. 35.0 ppb (32) 19.0 ppb (18) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.8 μg/m3 (62) 62.0
 
Jan. 13, 2019, 6 p.m. 36.0 ppb (33) 21.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 20.5 μg/m3 (68) 68.0
 
Jan. 13, 2019, 5 p.m. 37.0 ppb (34) 22.0 ppb (20) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 21.0 μg/m3 (69) 69.0
 
Jan. 13, 2019, 4 p.m. 37.0 ppb (34) 23.0 ppb (21) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 20.0 μg/m3 (67) 67.0
 
Jan. 13, 2019, 3 p.m. 38.0 ppb (35) 24.0 ppb (22) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 20.2 μg/m3 (67) 67.0
 
Jan. 13, 2019, 2 p.m. 39.0 ppb (36) 24.0 ppb (22) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 20.4 μg/m3 (68) 68.0
 
Jan. 13, 2019, 1 p.m. 41.0 ppb (38) 26.0 ppb (24) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 21.1 μg/m3 (69) 69.0
 
Jan. 13, 2019, noon 41.0 ppb (38) 26.0 ppb (24) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 19.2 μg/m3 (65) 65.0
 
Jan. 13, 2019, 11 a.m. 41.0 ppb (38) 26.0 ppb (24) N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A N/A N/A 19.0 μg/m3 (65) 65.0
 
Jan. 13, 2019, 10 a.m. 39.0 ppb (36) 24.0 ppb (22) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 20.6 μg/m3 (68) 68.0
 
Jan. 13, 2019, 9 a.m. 36.0 ppb (33) 21.0 ppb (19) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.9 μg/m3 (63) 63.0
 
Jan. 13, 2019, 8 a.m. 35.0 ppb (32) 21.0 ppb (19) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.8 μg/m3 (62) 62.0
 
Jan. 13, 2019, 7 a.m. 34.0 ppb (31) 20.0 ppb (19) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.9 μg/m3 (63) 63.0
 
Jan. 13, 2019, 6 a.m. 34.0 ppb (31) 19.0 ppb (18) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.7 μg/m3 (60) 60.0
 
Jan. 13, 2019, 5 a.m. 35.0 ppb (32) 20.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 15.7 μg/m3 (58) 58.0
 
Jan. 13, 2019, 4 a.m. 36.0 ppb (33) 20.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.2 μg/m3 (59) 59.0
 
Jan. 13, 2019, 3 a.m. 36.0 ppb (33) 19.0 ppb (18) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.3 μg/m3 (59) 59.0
 
Jan. 13, 2019, 2 a.m. 36.0 ppb (33) 19.0 ppb (18) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.6 μg/m3 (62) 62.0
 
Jan. 13, 2019, 1 a.m. 36.0 ppb (33) 18.0 ppb (17) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 17.5 μg/m3 (62) 62.0
 
Jan. 13, 2019, midnight 33.0 ppb (31) 16.0 ppb (15) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 16.4 μg/m3 (59) 59.0
 
Jan. 12, 2019, 11 p.m. 33.0 ppb (31) 16.0 ppb (15) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 15.3 μg/m3 (57) 57.0
 
Jan. 12, 2019, 10 p.m. 35.0 ppb (32) 19.0 ppb (18) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.7 μg/m3 (60) 60.0
 
Jan. 12, 2019, 9 p.m. 35.0 ppb (32) 20.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 14.9 μg/m3 (56) 56.0
 
Jan. 12, 2019, 8 p.m. 37.0 ppb (34) 22.0 ppb (20) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 15.5 μg/m3 (57) 57.0
 
Jan. 12, 2019, 7 p.m. 37.0 ppb (34) 23.0 ppb (21) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 16.2 μg/m3 (59) 59.0
 
Jan. 12, 2019, 6 p.m. 37.0 ppb (34) 23.0 ppb (21) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 15.0 μg/m3 (56) 56.0
 
Jan. 12, 2019, 5 p.m. 41.0 ppb (38) 26.0 ppb (24) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 16.4 μg/m3 (59) 59.0
 
Jan. 12, 2019, 4 p.m. 45.0 ppb (42) 26.0 ppb (24) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 25.1 μg/m3 (78) 78.0
 
Jan. 12, 2019, 3 p.m. 43.0 ppb (40) 24.0 ppb (22) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 25.6 μg/m3 (79) 79.0
 
Jan. 12, 2019, 2 p.m. 41.0 ppb (38) 24.0 ppb (22) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 21.7 μg/m3 (71) 71.0
 
Jan. 12, 2019, 1 p.m. 41.0 ppb (38) 25.0 ppb (23) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 21.3 μg/m3 (70) 70.0
 
Jan. 12, 2019, noon 42.0 ppb (39) 26.0 ppb (24) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 21.7 μg/m3 (71) 71.0
 
Jan. 12, 2019, 11 a.m. 42.0 ppb (39) 26.0 ppb (24) N/A 16.0 ppb (15) N/A N/A 4.0 ppb (3) N/A N/A 22.6 μg/m3 (73) 73.0
 
Jan. 12, 2019, 10 a.m. 41.0 ppb (38) 25.0 ppb (23) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 20.1 μg/m3 (67) 67.0
 
Jan. 12, 2019, 9 a.m. 38.0 ppb (35) 24.0 ppb (22) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 20.0 μg/m3 (67) 67.0
 
Jan. 12, 2019, 8 a.m. 38.0 ppb (35) 24.0 ppb (22) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 18.2 μg/m3 (63) 63.0
 
Jan. 12, 2019, 7 a.m. 38.0 ppb (35) 25.0 ppb (23) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 14.4 μg/m3 (55) 55.0
 
Jan. 12, 2019, 6 a.m. 39.0 ppb (36) 26.0 ppb (24) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 12.7 μg/m3 (51) 51.0
 
Jan. 12, 2019, 5 a.m. 38.0 ppb (35) 25.0 ppb (23) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 12, 2019, 4 a.m. 38.0 ppb (35) 25.0 ppb (23) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.3 μg/m3 (39) 39.0
 
Jan. 12, 2019, 3 a.m. 39.0 ppb (36) 25.0 ppb (23) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 10.1 μg/m3 (42) 42.0
 
Jan. 12, 2019, 2 a.m. 38.0 ppb (35) 24.0 ppb (22) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 10.6 μg/m3 (44) 44.0
 
Jan. 12, 2019, 1 a.m. 38.0 ppb (35) 23.0 ppb (21) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 10.8 μg/m3 (45) 45.0
 
Jan. 12, 2019, midnight 36.0 ppb (33) 20.0 ppb (19) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 8.5 μg/m3 (35) 35.0
 
Jan. 11, 2019, 11 p.m. 35.0 ppb (32) 19.0 ppb (18) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 9.7 μg/m3 (40) 40.0
 
Jan. 11, 2019, 10 p.m. 36.0 ppb (33) 20.0 ppb (19) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 10.7 μg/m3 (45) 45.0
 
Jan. 11, 2019, 9 p.m. 42.0 ppb (39) 24.0 ppb (22) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 18.8 μg/m3 (64) 64.0
 
Jan. 11, 2019, 8 p.m. 45.0 ppb (42) 28.0 ppb (26) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 36.5 μg/m3 (102) 102.0
 
Jan. 11, 2019, 7 p.m. 45.0 ppb (42) 30.0 ppb (28) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 46.8 μg/m3 (128) 128.0
 
Jan. 11, 2019, 6 p.m. 48.0 ppb (44) 33.0 ppb (31) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 42.2 μg/m3 (117) 117.0
 
Jan. 11, 2019, 5 p.m. 51.0 ppb (47) 35.0 ppb (32) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 37.2 μg/m3 (104) 104.0
 
Jan. 11, 2019, 4 p.m. 45.0 ppb (42) 29.0 ppb (27) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 34.5 μg/m3 (98) 98.0
 
Jan. 11, 2019, 3 p.m. 44.0 ppb (41) 29.0 ppb (27) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 30.4 μg/m3 (89) 89.0
 
Jan. 11, 2019, 2 p.m. 44.0 ppb (41) 29.0 ppb (27) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 26.4 μg/m3 (81) 81.0
 
Jan. 11, 2019, 1 p.m. 41.0 ppb (38) 28.0 ppb (26) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 24.5 μg/m3 (77) 77.0
 
Jan. 11, 2019, noon 44.0 ppb (41) 30.0 ppb (28) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 25.3 μg/m3 (78) 78.0
 
Jan. 11, 2019, 11 a.m. 50.0 ppb (46) 34.0 ppb (31) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 25.5 μg/m3 (79) 79.0
 
Jan. 11, 2019, 10 a.m. 51.0 ppb (47) 34.0 ppb (31) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 24.4 μg/m3 (76) 76.0
 
Jan. 11, 2019, 9 a.m. 45.0 ppb (42) 30.0 ppb (28) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 25.3 μg/m3 (78) 78.0
 
Jan. 11, 2019, 8 a.m. 48.0 ppb (44) 33.0 ppb (31) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 26.9 μg/m3 (82) 82.0
 
Jan. 11, 2019, 7 a.m. 57.0 ppb (53) 41.0 ppb (38) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 29.9 μg/m3 (88) 88.0
 
Jan. 11, 2019, 6 a.m. 62.0 ppb (59) 45.0 ppb (42) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 34.4 μg/m3 (98) 98.0
 
Jan. 11, 2019, 5 a.m. 58.0 ppb (54) 39.0 ppb (36) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 37.5 μg/m3 (105) 105.0
 
Jan. 11, 2019, 4 a.m. 57.0 ppb (53) 36.0 ppb (33) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 40.3 μg/m3 (112) 112.0
 
Jan. 11, 2019, 3 a.m. 55.0 ppb (51) 34.0 ppb (31) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 38.6 μg/m3 (108) 108.0
 
Jan. 11, 2019, 2 a.m. 53.0 ppb (49) 30.0 ppb (28) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 39.2 μg/m3 (109) 109.0
 
Jan. 11, 2019, 1 a.m. 46.0 ppb (43) 25.0 ppb (23) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 39.2 μg/m3 (109) 109.0
 
Jan. 11, 2019, midnight 56.0 ppb (52) 34.0 ppb (31) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 37.5 μg/m3 (105) 105.0
 
Jan. 10, 2019, 11 p.m. 70.0 ppb (67) 46.0 ppb (43) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 35.8 μg/m3 (101) 101.0
 
Jan. 10, 2019, 10 p.m. 82.0 ppb (80) 54.0 ppb (50) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 38.6 μg/m3 (108) 108.0
 
Jan. 10, 2019, 9 p.m. 81.0 ppb (79) 53.0 ppb (49) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 2.0 ppb (2) N/A N/A 40.5 μg/m3 (112) 112.0
 
Jan. 10, 2019, 8 p.m. 94.0 ppb (93) 67.0 ppb (64) N/A 27.0 ppb (25) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 37.1 μg/m3 (104) 104.0
 
Jan. 10, 2019, 7 p.m. 116.0 ppb (103) 86.0 ppb (84) N/A 30.0 ppb (28) N/A 1.0 ppb (1) 3.0 ppb (2) 0.1 ppb (1) N/A 41.3 μg/m3 (114) 114.0
 
Jan. 10, 2019, 6 p.m. 110.0 ppb (102) 81.0 ppb (79) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 2.0 ppb (2) 0.1 ppb (1) N/A 41.1 μg/m3 (114) 114.0
 
Jan. 10, 2019, 5 p.m. 86.0 ppb (84) 64.0 ppb (61) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 37.3 μg/m3 (104) 104.0
 
Jan. 10, 2019, 4 p.m. 74.0 ppb (71) 57.0 ppb (53) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 2.0 ppb (2) N/A N/A 32.4 μg/m3 (93) 93.0
 
Jan. 10, 2019, 3 p.m. 86.0 ppb (84) 69.0 ppb (66) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 29.4 μg/m3 (87) 87.0
 
Jan. 10, 2019, 2 p.m. 95.0 ppb (94) 78.0 ppb (76) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 27.6 μg/m3 (83) 94.0
 
Jan. 10, 2019, 1 p.m. 86.0 ppb (84) 69.0 ppb (66) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 24.3 μg/m3 (76) 84.0
 
Jan. 10, 2019, noon 81.0 ppb (79) 63.0 ppb (60) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 22.6 μg/m3 (73) 79.0
 
Jan. 10, 2019, 11 a.m. 82.0 ppb (80) 64.0 ppb (61) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 19.9 μg/m3 (67) 80.0
 
Jan. 10, 2019, 10 a.m. 86.0 ppb (84) 68.0 ppb (65) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 18.9 μg/m3 (65) 84.0
 
Jan. 10, 2019, 9 a.m. 96.0 ppb (95) 77.0 ppb (74) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 16.5 μg/m3 (60) 95.0
 
Jan. 10, 2019, 8 a.m. 112.0 ppb (102) 92.0 ppb (90) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.2 ppb (2) N/A 18.4 μg/m3 (64) 102.0
 
Jan. 10, 2019, 7 a.m. 107.0 ppb (101) 87.0 ppb (85) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.2 ppb (2) N/A 20.8 μg/m3 (69) 101.0
 
Jan. 10, 2019, 6 a.m. 102.0 ppb (100) 81.0 ppb (79) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.2 ppb (2) N/A 22.5 μg/m3 (72) 100.0
 
Jan. 10, 2019, 5 a.m. 88.0 ppb (86) 67.0 ppb (64) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.1 ppb (1) N/A 29.5 μg/m3 (87) 87.0
 
Jan. 10, 2019, 4 a.m. 72.0 ppb (69) 51.0 ppb (47) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 2.0 ppb (2) 0.0 ppb (0) N/A 22.0 μg/m3 (71) 71.0
 
Jan. 10, 2019, 3 a.m. 60.0 ppb (56) 38.0 ppb (35) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 26.9 μg/m3 (82) 82.0
 
Jan. 10, 2019, 2 a.m. 54.0 ppb (50) 31.0 ppb (29) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 19.2 μg/m3 (65) 65.0
 
Jan. 10, 2019, 1 a.m. 45.0 ppb (42) 23.0 ppb (21) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 20.4 μg/m3 (68) 68.0
 
Jan. 10, 2019, midnight 36.0 ppb (33) 15.0 ppb (14) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 20.5 μg/m3 (68) 68.0
 
Jan. 9, 2019, 11 p.m. 35.0 ppb (32) 15.0 ppb (14) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 18.3 μg/m3 (63) 63.0
 
Jan. 9, 2019, 10 p.m. 37.0 ppb (34) 17.0 ppb (16) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 20.5 μg/m3 (68) 68.0
 
Jan. 9, 2019, 9 p.m. 40.0 ppb (37) 20.0 ppb (19) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 20.1 μg/m3 (67) 67.0