AQSQID: 490110004

Site Name: Bv

Location: Bountiful (Wayne Cooper), UT

Reporting: False, Located: True

Current AQI: None

Bountiful (Wayne Cooper) UT, US: 40.897999, -111.885498

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2020, 5 p.m. 34.5 ppb (32) 16.2 ppb (15) N/A 18.0 ppb (17) N/A N/A 23.0 ppb (18) N/A N/A 12.8 μg/m3 (52) 52.0
 
Jan. 19, 2020, 4 p.m. 40.6 ppb (38) 18.4 ppb (17) N/A 22.0 ppb (20) N/A N/A 20.0 ppb (15) N/A N/A 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2020, 3 p.m. 67.2 ppb (64) 34.6 ppb (32) N/A 32.0 ppb (30) N/A N/A 10.0 ppb (8) N/A N/A 8.5 μg/m3 (35) 64.0
 
Jan. 19, 2020, 2 p.m. 57.1 ppb (53) 21.9 ppb (20) N/A 35.0 ppb (32) N/A N/A 6.0 ppb (5) N/A N/A 3.8 μg/m3 (16) 53.0
 
Jan. 19, 2020, 1 p.m. 53.3 ppb (49) 13.7 ppb (13) N/A 40.0 ppb (37) N/A N/A 0.0 ppb (0) N/A N/A 4.7 μg/m3 (20) 49.0
 
Jan. 19, 2020, noon 45.1 ppb (42) 8.1 ppb (8) N/A 37.0 ppb (34) N/A N/A 0.0 ppb (0) N/A N/A 5.8 μg/m3 (24) 42.0
 
Jan. 19, 2020, 11 a.m. 43.8 ppb (41) 7.3 ppb (7) N/A 37.0 ppb (34) N/A N/A 0.0 ppb (0) N/A N/A 4.0 μg/m3 (17) 41.0
 
Jan. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.5 μg/m3 (15) 15.0
 
Jan. 19, 2020, 9 a.m. 40.8 ppb (38) 3.8 ppb (4) N/A 37.0 ppb (34) N/A N/A 0.0 ppb (0) N/A N/A 2.3 μg/m3 (10) 38.0
 
Jan. 19, 2020, 8 a.m. 28.3 ppb (26) 2.1 ppb (2) N/A 26.0 ppb (24) N/A N/A 11.0 ppb (8) N/A N/A 1.6 μg/m3 (7) 26.0
 
Jan. 19, 2020, 7 a.m. 23.3 ppb (22) 0.5 ppb (0) N/A 23.0 ppb (21) N/A N/A 14.0 ppb (11) N/A N/A 1.4 μg/m3 (6) 22.0
 
Jan. 19, 2020, 6 a.m. 29.6 ppb (27) 0.9 ppb (1) N/A 29.0 ppb (27) N/A N/A 7.0 ppb (5) N/A N/A 4.3 μg/m3 (18) 27.0
 
Jan. 19, 2020, 5 a.m. 41.4 ppb (38) 6.3 ppb (6) N/A 35.0 ppb (32) N/A N/A 2.0 ppb (2) N/A N/A 6.4 μg/m3 (27) 38.0
 
Jan. 19, 2020, 4 a.m. 43.4 ppb (40) 6.8 ppb (6) N/A 37.0 ppb (34) N/A N/A 0.0 ppb (0) N/A N/A 6.8 μg/m3 (28) 40.0
 
Jan. 19, 2020, 3 a.m. 35.3 ppb (33) 2.1 ppb (2) N/A 33.0 ppb (31) N/A N/A 4.0 ppb (3) N/A N/A 6.7 μg/m3 (28) 33.0
 
Jan. 19, 2020, 2 a.m. 37.0 ppb (34) 3.5 ppb (3) N/A 34.0 ppb (31) N/A N/A 6.0 ppb (5) N/A N/A 4.5 μg/m3 (19) 34.0
 
Jan. 19, 2020, 1 a.m. 47.1 ppb (44) 8.4 ppb (8) N/A 39.0 ppb (36) N/A N/A 1.0 ppb (1) N/A N/A 12.8 μg/m3 (52) 52.0
 
Jan. 19, 2020, midnight 37.8 ppb (35) 3.6 ppb (3) N/A 34.0 ppb (31) N/A N/A 5.0 ppb (4) N/A N/A 6.6 μg/m3 (28) 35.0
 
Jan. 18, 2020, 11 p.m. 23.9 ppb (22) 1.8 ppb (2) N/A 22.0 ppb (20) N/A N/A 19.0 ppb (15) N/A N/A 5.2 μg/m3 (22) 22.0
 
Jan. 18, 2020, 10 p.m. 16.5 ppb (15) 2.6 ppb (2) N/A 14.0 ppb (13) N/A N/A 31.0 ppb (24) N/A N/A 4.3 μg/m3 (18) 24.0
 
Jan. 18, 2020, 9 p.m. 10.6 ppb (10) 2.9 ppb (3) N/A 8.0 ppb (7) N/A N/A 37.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
Jan. 18, 2020, 8 p.m. 9.4 ppb (9) 3.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) N/A N/A 4.2 μg/m3 (18) 28.0
 
Jan. 18, 2020, 7 p.m. 15.5 ppb (14) 6.5 ppb (6) N/A 9.0 ppb (8) N/A N/A 34.0 ppb (26) N/A N/A 6.1 μg/m3 (25) 26.0
 
Jan. 18, 2020, 6 p.m. 18.3 ppb (17) 7.9 ppb (7) N/A 11.0 ppb (10) N/A N/A 33.0 ppb (25) N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 18, 2020, 5 p.m. 26.4 ppb (24) 12.8 ppb (12) N/A 14.0 ppb (13) N/A N/A 27.0 ppb (21) N/A N/A 6.5 μg/m3 (27) 27.0
 
Jan. 18, 2020, 4 p.m. 37.2 ppb (34) 17.8 ppb (16) N/A 19.0 ppb (18) N/A N/A 20.0 ppb (15) N/A N/A 5.5 μg/m3 (23) 34.0
 
Jan. 18, 2020, 3 p.m. 51.9 ppb (48) 23.2 ppb (21) N/A 29.0 ppb (27) N/A N/A 12.0 ppb (9) N/A N/A 4.2 μg/m3 (18) 48.0
 
Jan. 18, 2020, 2 p.m. 53.1 ppb (49) 18.2 ppb (17) N/A 35.0 ppb (32) N/A N/A 5.0 ppb (4) N/A N/A 1.9 μg/m3 (8) 49.0
 
Jan. 18, 2020, 1 p.m. 39.9 ppb (37) 6.1 ppb (6) N/A 34.0 ppb (31) N/A N/A 4.0 ppb (3) N/A N/A 1.9 μg/m3 (8) 37.0
 
Jan. 18, 2020, noon 40.3 ppb (37) 4.1 ppb (4) N/A 36.0 ppb (33) N/A N/A 3.0 ppb (2) N/A N/A 2.1 μg/m3 (9) 37.0
 
Jan. 18, 2020, 11 a.m. 43.9 ppb (41) 5.5 ppb (5) N/A 39.0 ppb (36) N/A N/A 1.0 ppb (1) N/A N/A 2.1 μg/m3 (9) 41.0
 
Jan. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 1.0 μg/m3 (4) 12.0
 
Jan. 18, 2020, 9 a.m. 24.5 ppb (23) 0.4 ppb (0) N/A 24.0 ppb (22) N/A N/A 12.0 ppb (9) N/A N/A 1.3 μg/m3 (5) 23.0
 
Jan. 18, 2020, 8 a.m. 24.9 ppb (23) 0.8 ppb (1) N/A 24.0 ppb (22) N/A N/A 12.0 ppb (9) N/A N/A 2.0 μg/m3 (8) 23.0
 
Jan. 18, 2020, 7 a.m. 7.7 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) N/A N/A 1.9 μg/m3 (8) 22.0
 
Jan. 18, 2020, 6 a.m. 8.0 ppb (7) -0.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) N/A N/A 0.6 μg/m3 (2) 22.0
 
Jan. 18, 2020, 5 a.m. 8.1 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) N/A N/A 1.0 μg/m3 (4) 22.0
 
Jan. 18, 2020, 4 a.m. 6.2 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) N/A N/A 3.9 μg/m3 (16) 24.0
 
Jan. 18, 2020, 3 a.m. 10.0 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) N/A N/A 1.9 μg/m3 (8) 22.0
 
Jan. 18, 2020, 2 a.m. 16.1 ppb (15) 1.4 ppb (1) N/A 15.0 ppb (14) N/A N/A 22.0 ppb (17) N/A N/A 2.6 μg/m3 (11) 17.0
 
Jan. 18, 2020, 1 a.m. 10.0 ppb (9) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) N/A N/A 1.8 μg/m3 (8) 22.0
 
Jan. 18, 2020, midnight 8.9 ppb (8) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) N/A N/A 1.6 μg/m3 (7) 22.0
 
Jan. 17, 2020, 11 p.m. 11.9 ppb (11) 1.3 ppb (1) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) N/A N/A 1.3 μg/m3 (5) 22.0
 
Jan. 17, 2020, 10 p.m. 6.4 ppb (6) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) N/A N/A 0.7 μg/m3 (3) 26.0
 
Jan. 17, 2020, 9 p.m. 5.4 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) N/A N/A 0.9 μg/m3 (4) 27.0
 
Jan. 17, 2020, 8 p.m. 4.3 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A N/A 0.4 μg/m3 (2) 28.0
 
Jan. 17, 2020, 7 p.m. 7.9 ppb (7) 2.8 ppb (3) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) N/A N/A 0.3 μg/m3 (1) 27.0
 
Jan. 17, 2020, 6 p.m. 4.3 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A N/A 0.4 μg/m3 (2) 28.0
 
Jan. 17, 2020, 5 p.m. 5.4 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A N/A 0.7 μg/m3 (3) 28.0
 
Jan. 17, 2020, 4 p.m. 7.8 ppb (7) 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) N/A N/A 0.4 μg/m3 (2) 27.0
 
Jan. 17, 2020, 3 p.m. 16.3 ppb (15) 2.8 ppb (3) N/A 14.0 ppb (13) N/A N/A 29.0 ppb (22) N/A N/A 1.2 μg/m3 (5) 22.0
 
Jan. 17, 2020, 2 p.m. 12.1 ppb (11) 0.7 ppb (1) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) N/A N/A 1.0 μg/m3 (4) 23.0
 
Jan. 17, 2020, 1 p.m. 5.3 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) N/A N/A 0.6 μg/m3 (2) 28.0
 
Jan. 17, 2020, noon 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A N/A 0.8 μg/m3 (3) 31.0
 
Jan. 17, 2020, 11 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A 1.5 μg/m3 (6) 32.0
 
Jan. 17, 2020, 10 a.m. 2.6 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 5.6 μg/m3 (23) 23.0
 
Jan. 17, 2020, 9 a.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A 1.3 μg/m3 (5) 31.0
 
Jan. 17, 2020, 8 a.m. 0.4 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (32) N/A N/A 0.9 μg/m3 (4) 32.0
 
Jan. 17, 2020, 7 a.m. 0.5 ppb (0) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 0.9 μg/m3 (4) 33.0
 
Jan. 17, 2020, 6 a.m. 12.8 ppb (12) 0.0 ppb (0) N/A 13.0 ppb (12) N/A N/A 32.0 ppb (25) N/A N/A 1.4 μg/m3 (6) 25.0
 
Jan. 17, 2020, 5 a.m. 15.2 ppb (14) 0.1 ppb (0) N/A 15.0 ppb (14) N/A N/A 32.0 ppb (25) N/A N/A 1.7 μg/m3 (7) 25.0
 
Jan. 17, 2020, 4 a.m. 2.7 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 0.9 μg/m3 (4) 34.0
 
Jan. 17, 2020, 3 a.m. 0.7 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 0.9 μg/m3 (4) 35.0
 
Jan. 17, 2020, 2 a.m. 1.1 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 1.0 μg/m3 (4) 35.0
 
Jan. 17, 2020, 1 a.m. 17.9 ppb (17) 0.9 ppb (1) N/A 17.0 ppb (16) N/A N/A 31.0 ppb (24) N/A N/A 2.3 μg/m3 (10) 24.0
 
Jan. 17, 2020, midnight 5.1 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
Jan. 16, 2020, 11 p.m. 3.4 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 1.6 μg/m3 (7) 34.0
 
Jan. 16, 2020, 10 p.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 1.5 μg/m3 (6) 34.0
 
Jan. 16, 2020, 9 p.m. 2.4 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 1.5 μg/m3 (6) 34.0
 
Jan. 16, 2020, 8 p.m. 35.6 ppb (33) 13.6 ppb (13) N/A 22.0 ppb (20) N/A N/A 24.0 ppb (18) N/A N/A 5.8 μg/m3 (24) 33.0
 
Jan. 16, 2020, 7 p.m. 33.8 ppb (31) 11.4 ppb (11) N/A 23.0 ppb (21) N/A N/A 25.0 ppb (19) N/A N/A 5.9 μg/m3 (25) 31.0
 
Jan. 16, 2020, 6 p.m. 51.9 ppb (48) 22.9 ppb (21) N/A 29.0 ppb (27) N/A N/A 20.0 ppb (15) N/A N/A 7.6 μg/m3 (32) 48.0
 
Jan. 16, 2020, 5 p.m. 52.1 ppb (48) 21.4 ppb (20) N/A 31.0 ppb (29) N/A N/A 19.0 ppb (15) N/A N/A 7.3 μg/m3 (30) 48.0
 
Jan. 16, 2020, 4 p.m. 54.5 ppb (51) 24.3 ppb (23) N/A 30.0 ppb (28) N/A N/A 18.0 ppb (14) N/A N/A 6.8 μg/m3 (28) 51.0
 
Jan. 16, 2020, 3 p.m. 41.9 ppb (39) 13.5 ppb (12) N/A 28.0 ppb (26) N/A N/A 18.0 ppb (14) N/A N/A 4.8 μg/m3 (20) 39.0
 
Jan. 16, 2020, 2 p.m. 42.5 ppb (39) 10.1 ppb (9) N/A 32.0 ppb (30) N/A N/A 12.0 ppb (9) N/A N/A 4.4 μg/m3 (18) 39.0
 
Jan. 16, 2020, 1 p.m. 76.7 ppb (74) 29.4 ppb (27) N/A 47.0 ppb (44) N/A N/A 0.0 ppb (0) N/A N/A 5.7 μg/m3 (24) 74.0
 
Jan. 16, 2020, noon 46.3 ppb (43) 7.3 ppb (7) N/A 39.0 ppb (36) N/A N/A 4.0 ppb (3) N/A N/A 2.3 μg/m3 (10) 43.0
 
Jan. 16, 2020, 11 a.m. 42.0 ppb (39) 4.6 ppb (4) N/A 37.0 ppb (34) N/A N/A 4.0 ppb (3) N/A N/A 1.4 μg/m3 (6) 39.0
 
Jan. 16, 2020, 10 a.m. 31.3 ppb (29) 1.8 ppb (2) N/A 30.0 ppb (28) N/A N/A 10.0 ppb (8) N/A N/A 4.3 μg/m3 (18) 29.0
 
Jan. 16, 2020, 9 a.m. 24.1 ppb (22) 0.8 ppb (1) N/A 23.0 ppb (21) N/A N/A 15.0 ppb (12) N/A N/A 8.2 μg/m3 (34) 34.0
 
Jan. 16, 2020, 8 a.m. 24.7 ppb (23) 0.6 ppb (1) N/A 24.0 ppb (22) N/A N/A 13.0 ppb (10) N/A N/A 3.4 μg/m3 (14) 23.0
 
Jan. 16, 2020, 7 a.m. 22.8 ppb (21) 0.5 ppb (0) N/A 22.0 ppb (20) N/A N/A 14.0 ppb (11) N/A N/A 1.9 μg/m3 (8) 21.0
 
Jan. 16, 2020, 6 a.m. 36.5 ppb (34) 3.1 ppb (3) N/A 33.0 ppb (31) N/A N/A 5.0 ppb (4) N/A N/A 2.8 μg/m3 (12) 34.0
 
Jan. 16, 2020, 5 a.m. 58.7 ppb (55) 17.8 ppb (16) N/A 41.0 ppb (38) N/A N/A 0.0 ppb (0) N/A N/A 8.1 μg/m3 (34) 55.0
 
Jan. 16, 2020, 4 a.m. 59.1 ppb (55) 21.1 ppb (20) N/A 38.0 ppb (35) N/A N/A 0.0 ppb (0) N/A N/A 9.1 μg/m3 (38) 55.0
 
Jan. 16, 2020, 3 a.m. 76.5 ppb (74) 36.5 ppb (34) N/A 40.0 ppb (37) N/A N/A 0.0 ppb (0) N/A N/A 9.3 μg/m3 (39) 74.0
 
Jan. 16, 2020, 2 a.m. 52.5 ppb (49) 15.3 ppb (14) N/A 37.0 ppb (34) N/A N/A 1.0 ppb (1) N/A N/A 9.4 μg/m3 (39) 49.0
 
Jan. 16, 2020, 1 a.m. 63.9 ppb (61) 22.2 ppb (21) N/A 42.0 ppb (39) N/A N/A 0.0 ppb (0) N/A N/A 8.3 μg/m3 (35) 61.0
 
Jan. 16, 2020, midnight 52.8 ppb (49) 11.2 ppb (10) N/A 42.0 ppb (39) N/A N/A 0.0 ppb (0) N/A N/A 8.6 μg/m3 (36) 49.0
 
Jan. 15, 2020, 11 p.m. 28.6 ppb (26) 2.0 ppb (2) N/A 27.0 ppb (25) N/A N/A 15.0 ppb (12) N/A N/A 7.8 μg/m3 (32) 32.0
 
Jan. 15, 2020, 10 p.m. 26.7 ppb (25) 5.0 ppb (5) N/A 22.0 ppb (20) N/A N/A 22.0 ppb (17) N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 15, 2020, 9 p.m. 20.8 ppb (19) 6.9 ppb (6) N/A 14.0 ppb (13) N/A N/A 30.0 ppb (23) N/A N/A 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2020, 8 p.m. 21.5 ppb (20) 8.8 ppb (8) N/A 13.0 ppb (12) N/A N/A 30.0 ppb (23) N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 15, 2020, 7 p.m. 25.1 ppb (23) 11.2 ppb (10) N/A 14.0 ppb (13) N/A N/A 29.0 ppb (22) N/A N/A 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2020, 6 p.m. 32.4 ppb (30) 15.7 ppb (15) N/A 17.0 ppb (16) N/A N/A 28.0 ppb (22) N/A N/A 8.2 μg/m3 (34) 34.0
 
Jan. 15, 2020, 5 p.m. 43.4 ppb (40) 22.8 ppb (21) N/A 21.0 ppb (19) N/A N/A 22.0 ppb (17) N/A N/A 11.7 μg/m3 (49) 49.0
 
Jan. 15, 2020, 4 p.m. 90.3 ppb (89) 54.1 ppb (50) N/A 36.0 ppb (33) N/A N/A 14.0 ppb (11) N/A N/A 14.9 μg/m3 (56) 89.0
 
Jan. 15, 2020, 3 p.m. 122.0 ppb (104) 78.0 ppb (76) N/A 44.0 ppb (41) N/A N/A 7.0 ppb (5) N/A N/A 10.6 μg/m3 (44) 104.0
 
Jan. 15, 2020, 2 p.m. 68.6 ppb (66) 30.0 ppb (28) N/A 38.0 ppb (35) N/A N/A 5.0 ppb (4) N/A N/A 2.2 μg/m3 (9) 66.0
 
Jan. 15, 2020, 1 p.m. 62.6 ppb (59) 19.6 ppb (18) N/A 43.0 ppb (40) N/A N/A 1.0 ppb (1) N/A N/A 2.3 μg/m3 (10) 59.0
 
Jan. 15, 2020, noon 40.8 ppb (38) 4.2 ppb (4) N/A 37.0 ppb (34) N/A N/A 4.0 ppb (3) N/A N/A 2.0 μg/m3 (8) 38.0
 
Jan. 15, 2020, 11 a.m. 34.9 ppb (32) 2.2 ppb (2) N/A 33.0 ppb (31) N/A N/A 6.0 ppb (5) N/A N/A 1.3 μg/m3 (5) 32.0
 
Jan. 15, 2020, 10 a.m. 29.4 ppb (27) 1.0 ppb (1) N/A 29.0 ppb (27) N/A N/A 9.0 ppb (7) N/A N/A 0.8 μg/m3 (3) 27.0
 
Jan. 15, 2020, 9 a.m. 29.8 ppb (28) 1.1 ppb (1) N/A 29.0 ppb (27) N/A N/A 10.0 ppb (8) N/A N/A 0.7 μg/m3 (3) 28.0
 
Jan. 15, 2020, 8 a.m. 23.2 ppb (21) 0.5 ppb (0) N/A 23.0 ppb (21) N/A N/A 14.0 ppb (11) N/A N/A 0.9 μg/m3 (4) 21.0
 
Jan. 15, 2020, 7 a.m. 20.0 ppb (19) 0.2 ppb (0) N/A 20.0 ppb (19) N/A N/A 17.0 ppb (13) N/A N/A 0.6 μg/m3 (2) 19.0
 
Jan. 15, 2020, 6 a.m. 19.1 ppb (18) 0.8 ppb (1) N/A 18.0 ppb (17) N/A N/A 21.0 ppb (16) N/A N/A 0.7 μg/m3 (3) 18.0
 
Jan. 15, 2020, 5 a.m. 7.7 ppb (7) 0.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) N/A N/A 0.4 μg/m3 (2) 25.0
 
Jan. 15, 2020, 4 a.m. 3.5 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A N/A 0.4 μg/m3 (2) 28.0
 
Jan. 15, 2020, 3 a.m. 4.1 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A N/A 0.6 μg/m3 (2) 28.0
 
Jan. 15, 2020, 2 a.m. 6.3 ppb (6) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) N/A N/A 0.7 μg/m3 (3) 26.0
 
Jan. 15, 2020, 1 a.m. 11.1 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) N/A N/A 1.5 μg/m3 (6) 23.0
 
Jan. 15, 2020, midnight 16.0 ppb (15) 0.1 ppb (0) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) N/A N/A 2.2 μg/m3 (9) 18.0
 
Jan. 14, 2020, 11 p.m. 19.4 ppb (18) 0.8 ppb (1) N/A 19.0 ppb (18) N/A N/A 25.0 ppb (19) N/A N/A 8.2 μg/m3 (34) 34.0
 
Jan. 14, 2020, 10 p.m. 17.0 ppb (16) 1.6 ppb (1) N/A 15.0 ppb (14) N/A N/A 28.0 ppb (22) N/A N/A 7.8 μg/m3 (32) 32.0
 
Jan. 14, 2020, 9 p.m. 6.7 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
Jan. 14, 2020, 8 p.m. 5.8 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 0.6 μg/m3 (2) 29.0
 
Jan. 14, 2020, 7 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) N/A N/A 0.6 μg/m3 (2) 28.0
 
Jan. 14, 2020, 6 p.m. 5.7 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) N/A N/A 1.4 μg/m3 (6) 27.0
 
Jan. 14, 2020, 5 p.m. 11.2 ppb (10) 2.3 ppb (2) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) N/A N/A 4.1 μg/m3 (17) 24.0
 
Jan. 14, 2020, 4 p.m. 13.1 ppb (12) 2.6 ppb (2) N/A 11.0 ppb (10) N/A N/A 33.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
Jan. 14, 2020, 3 p.m. 12.4 ppb (11) 2.4 ppb (2) N/A 10.0 ppb (9) N/A N/A 33.0 ppb (25) N/A N/A 3.6 μg/m3 (15) 25.0
 
Jan. 14, 2020, 2 p.m. 8.2 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) N/A N/A 3.6 μg/m3 (15) 27.0
 
Jan. 14, 2020, 1 p.m. 6.6 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) N/A N/A 3.2 μg/m3 (13) 28.0
 
Jan. 14, 2020, noon 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) N/A N/A 2.8 μg/m3 (12) 29.0
 
Jan. 14, 2020, 11 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A N/A 2.5 μg/m3 (10) 31.0
 
Jan. 14, 2020, 10 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 2.0 μg/m3 (8) 29.0
 
Jan. 14, 2020, 9 a.m. 15.6 ppb (14) 0.2 ppb (0) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) N/A N/A 2.7 μg/m3 (11) 18.0
 
Jan. 14, 2020, 8 a.m. 19.5 ppb (18) 0.2 ppb (0) N/A 19.0 ppb (18) N/A N/A 16.0 ppb (12) N/A N/A 2.9 μg/m3 (12) 18.0
 
Jan. 14, 2020, 7 a.m. 17.2 ppb (16) 0.5 ppb (0) N/A 17.0 ppb (16) N/A N/A 19.0 ppb (15) N/A N/A 3.0 μg/m3 (12) 16.0
 
Jan. 14, 2020, 6 a.m. 21.4 ppb (20) 0.4 ppb (0) N/A 21.0 ppb (19) N/A N/A 16.0 ppb (12) N/A N/A 3.1 μg/m3 (13) 20.0
 
Jan. 14, 2020, 5 a.m. 25.3 ppb (23) 0.3 ppb (0) N/A 25.0 ppb (23) N/A N/A 14.0 ppb (11) N/A N/A 4.1 μg/m3 (17) 23.0
 
Jan. 14, 2020, 4 a.m. 29.8 ppb (28) 1.5 ppb (1) N/A 28.0 ppb (26) N/A N/A 12.0 ppb (9) N/A N/A 5.3 μg/m3 (22) 28.0
 
Jan. 14, 2020, 3 a.m. 33.7 ppb (31) 2.3 ppb (2) N/A 32.0 ppb (30) N/A N/A 11.0 ppb (8) N/A N/A 5.2 μg/m3 (22) 31.0
 
Jan. 14, 2020, 2 a.m. 27.4 ppb (25) 1.2 ppb (1) N/A 26.0 ppb (24) N/A N/A 19.0 ppb (15) N/A N/A 3.8 μg/m3 (16) 25.0
 
Jan. 14, 2020, 1 a.m. 48.8 ppb (45) 7.6 ppb (7) N/A 41.0 ppb (38) N/A N/A 4.0 ppb (3) N/A N/A 6.7 μg/m3 (28) 45.0
 
Jan. 14, 2020, midnight 56.1 ppb (52) 11.9 ppb (11) N/A 44.0 ppb (41) N/A N/A 1.0 ppb (1) N/A N/A 8.0 μg/m3 (33) 52.0
 
Jan. 13, 2020, 11 p.m. 39.1 ppb (36) 4.3 ppb (4) N/A 35.0 ppb (32) N/A N/A 10.0 ppb (8) N/A N/A 5.9 μg/m3 (25) 36.0
 
Jan. 13, 2020, 10 p.m. 26.4 ppb (24) 5.9 ppb (5) N/A 21.0 ppb (19) N/A N/A 23.0 ppb (18) N/A N/A 3.7 μg/m3 (15) 24.0
 
Jan. 13, 2020, 9 p.m. 9.6 ppb (9) 3.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) N/A N/A 2.1 μg/m3 (9) 28.0
 
Jan. 13, 2020, 8 p.m. 3.3 ppb (3) 1.9 ppb (2) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A 0.7 μg/m3 (3) 32.0
 
Jan. 13, 2020, 7 p.m. 3.8 ppb (4) 1.8 ppb (2) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A N/A 0.6 μg/m3 (2) 31.0
 
Jan. 13, 2020, 6 p.m. 6.1 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 0.6 μg/m3 (2) 29.0
 
Jan. 13, 2020, 5 p.m. 10.3 ppb (10) 2.5 ppb (2) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) N/A N/A 0.7 μg/m3 (3) 27.0
 
Jan. 13, 2020, 4 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A N/A 0.2 μg/m3 (1) 31.0
 
Jan. 13, 2020, 3 p.m. 4.5 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 0.4 μg/m3 (2) 29.0
 
Jan. 13, 2020, 2 p.m. 9.9 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 33.0 ppb (25) N/A N/A 0.7 μg/m3 (3) 25.0
 
Jan. 13, 2020, 1 p.m. 10.5 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 31.0 ppb (24) N/A N/A 1.2 μg/m3 (5) 24.0
 
Jan. 13, 2020, noon 11.3 ppb (10) 1.7 ppb (2) N/A 10.0 ppb (9) N/A N/A 31.0 ppb (24) N/A N/A 1.3 μg/m3 (5) 24.0
 
Jan. 13, 2020, 11 a.m. 7.3 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) N/A N/A 1.1 μg/m3 (5) 27.0
 
Jan. 13, 2020, 10 a.m. 3.4 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A N/A 0.8 μg/m3 (3) 28.0
 
Jan. 13, 2020, 9 a.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) N/A N/A 0.8 μg/m3 (3) 28.0
 
Jan. 13, 2020, 8 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) N/A N/A 0.7 μg/m3 (3) 31.0
 
Jan. 13, 2020, 7 a.m. 9.1 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) N/A N/A 1.2 μg/m3 (5) 24.0
 
Jan. 13, 2020, 6 a.m. 16.9 ppb (16) 0.4 ppb (0) N/A 17.0 ppb (16) N/A N/A 25.0 ppb (19) N/A N/A 1.4 μg/m3 (6) 19.0
 
Jan. 13, 2020, 5 a.m. 8.9 ppb (8) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) N/A N/A 1.2 μg/m3 (5) 25.0
 
Jan. 13, 2020, 4 a.m. 12.4 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) N/A N/A 1.8 μg/m3 (8) 21.0
 
Jan. 13, 2020, 3 a.m. 13.1 ppb (12) 0.1 ppb (0) N/A 13.0 ppb (12) N/A N/A 27.0 ppb (21) N/A N/A 1.8 μg/m3 (8) 21.0
 
Jan. 13, 2020, 2 a.m. 10.6 ppb (10) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A 29.0 ppb (22) N/A N/A 1.8 μg/m3 (8) 22.0
 
Jan. 13, 2020, 1 a.m. 7.8 ppb (7) 0.1 ppb (0) N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) N/A N/A 1.2 μg/m3 (5) 25.0
 
Jan. 13, 2020, midnight 7.0 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
Jan. 12, 2020, 11 p.m. 7.2 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) N/A N/A 2.1 μg/m3 (9) 25.0
 
Jan. 12, 2020, 10 p.m. 5.8 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
Jan. 12, 2020, 9 p.m. 5.0 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A N/A 2.0 μg/m3 (8) 30.0
 
Jan. 12, 2020, 8 p.m. 6.7 ppb (6) 2.6 ppb (2) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A N/A 1.7 μg/m3 (7) 28.0
 
Jan. 12, 2020, 7 p.m. 1.3 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A N/A 0.9 μg/m3 (4) 30.0
 
Jan. 12, 2020, 6 p.m. 1.9 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A 1.0 μg/m3 (4) 31.0