AQSQID: 490494001

Site Name: Lindon

Location: Lindon (Battle Creek), UT

Reporting: True, Located: True

Current AQI: 30.0

Lindon (Battle Creek) UT, US: 40.3414, -111.7136

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2020, noon 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 5.8 μg/m3 (24) 30.0
 
Jan. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 30.0
 
Jan. 17, 2020, 10 a.m. 3.2 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 28.0
 
Jan. 17, 2020, 9 a.m. 3.7 ppb (3) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 28.0
 
Jan. 17, 2020, 8 a.m. 2.9 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 30.0
 
Jan. 17, 2020, 7 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 32.0
 
Jan. 17, 2020, 6 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 32.0
 
Jan. 17, 2020, 5 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 33.0
 
Jan. 17, 2020, 4 a.m. 4.7 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 32.0
 
Jan. 17, 2020, 3 a.m. 6.0 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 2.2 μg/m3 (9) 31.0
 
Jan. 17, 2020, 2 a.m. 3.8 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 32.0
 
Jan. 17, 2020, 1 a.m. 5.6 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 1.5 μg/m3 (6) 31.0
 
Jan. 17, 2020, midnight 11.1 ppb (10) 0.7 ppb (1) N/A 11.0 ppb (10) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 26.0
 
Jan. 16, 2020, 11 p.m. 17.9 ppb (17) 3.1 ppb (3) N/A 15.0 ppb (14) N/A N/A 31.0 ppb (24) 0.1 ppb (1) N/A 3.6 μg/m3 (15) 24.0
 
Jan. 16, 2020, 10 p.m. 19.6 ppb (18) 4.5 ppb (4) N/A 15.0 ppb (14) N/A N/A 29.0 ppb (22) 0.1 ppb (1) N/A 5.7 μg/m3 (24) 24.0
 
Jan. 16, 2020, 9 p.m. 20.9 ppb (19) 5.5 ppb (5) N/A 16.0 ppb (15) N/A N/A 30.0 ppb (23) 0.1 ppb (1) N/A 6.8 μg/m3 (28) 28.0
 
Jan. 16, 2020, 8 p.m. 24.4 ppb (23) 8.1 ppb (8) N/A 17.0 ppb (16) N/A N/A 30.0 ppb (23) 0.1 ppb (1) N/A 7.8 μg/m3 (32) 32.0
 
Jan. 16, 2020, 7 p.m. 15.2 ppb (14) 5.8 ppb (5) N/A 10.0 ppb (9) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 27.0
 
Jan. 16, 2020, 6 p.m. 17.7 ppb (16) 7.5 ppb (7) N/A 10.0 ppb (9) N/A N/A 33.0 ppb (25) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 25.0
 
Jan. 16, 2020, 5 p.m. 16.9 ppb (16) 6.1 ppb (6) N/A 11.0 ppb (10) N/A N/A 31.0 ppb (24) 0.0 ppb (0) N/A 3.6 μg/m3 (15) 24.0
 
Jan. 16, 2020, 4 p.m. 34.1 ppb (32) 14.7 ppb (14) N/A 20.0 ppb (19) N/A N/A 23.0 ppb (18) 0.2 ppb (2) N/A 3.9 μg/m3 (16) 32.0
 
Jan. 16, 2020, 3 p.m. 54.8 ppb (51) 23.6 ppb (22) N/A 32.0 ppb (30) N/A N/A 7.0 ppb (5) 0.4 ppb (4) N/A 5.0 μg/m3 (21) 51.0
 
Jan. 16, 2020, 2 p.m. 50.9 ppb (47) 16.8 ppb (16) N/A 34.0 ppb (31) N/A N/A 2.0 ppb (2) 0.3 ppb (3) N/A 4.2 μg/m3 (18) 47.0
 
Jan. 16, 2020, 1 p.m. 34.5 ppb (32) 6.4 ppb (6) N/A 29.0 ppb (27) N/A N/A 7.0 ppb (5) 0.1 ppb (1) N/A 6.0 μg/m3 (25) 32.0
 
Jan. 16, 2020, noon 27.1 ppb (25) 2.4 ppb (2) N/A 25.0 ppb (23) N/A N/A 9.0 ppb (7) 0.0 ppb (0) N/A 2.2 μg/m3 (9) 25.0
 
Jan. 16, 2020, 11 a.m. 19.4 ppb (18) 1.2 ppb (1) N/A 18.0 ppb (17) N/A N/A 15.0 ppb (12) 0.0 ppb (0) N/A 1.8 μg/m3 (8) 18.0
 
Jan. 16, 2020, 10 a.m. 18.3 ppb (17) 1.3 ppb (1) N/A 17.0 ppb (16) N/A N/A 15.0 ppb (12) 0.0 ppb (0) N/A 2.0 μg/m3 (8) 17.0
 
Jan. 16, 2020, 9 a.m. 16.7 ppb (15) 1.3 ppb (1) N/A 16.0 ppb (15) N/A N/A 15.0 ppb (12) 0.0 ppb (0) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2020, 8 a.m. 16.3 ppb (15) 1.4 ppb (1) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.0 ppb (0) N/A 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2020, 7 a.m. 20.2 ppb (19) 1.5 ppb (1) N/A 19.0 ppb (18) N/A N/A 13.0 ppb (10) 0.0 ppb (0) N/A 3.6 μg/m3 (15) 19.0
 
Jan. 16, 2020, 6 a.m. 23.7 ppb (22) 1.8 ppb (2) N/A 22.0 ppb (20) N/A N/A 8.0 ppb (6) 0.1 ppb (1) N/A 8.8 μg/m3 (37) 37.0
 
Jan. 16, 2020, 5 a.m. 32.6 ppb (30) 5.4 ppb (5) N/A 28.0 ppb (26) N/A N/A 5.0 ppb (4) 0.1 ppb (1) N/A 10.7 μg/m3 (45) 45.0
 
Jan. 16, 2020, 4 a.m. 32.8 ppb (30) 4.9 ppb (5) N/A 28.0 ppb (26) N/A N/A 4.0 ppb (3) 0.2 ppb (2) N/A 6.5 μg/m3 (27) 30.0
 
Jan. 16, 2020, 3 a.m. 38.7 ppb (36) 8.6 ppb (8) N/A 30.0 ppb (28) N/A N/A 2.0 ppb (2) 0.2 ppb (2) N/A 16.4 μg/m3 (59) 59.0
 
Jan. 16, 2020, 2 a.m. 49.4 ppb (46) 15.4 ppb (14) N/A 34.0 ppb (31) N/A N/A 1.0 ppb (1) 0.3 ppb (3) N/A 13.4 μg/m3 (53) 53.0
 
Jan. 16, 2020, 1 a.m. 50.5 ppb (47) 13.1 ppb (12) N/A 38.0 ppb (35) N/A N/A 1.0 ppb (1) 0.3 ppb (3) N/A 16.9 μg/m3 (60) 60.0
 
Jan. 16, 2020, midnight 33.6 ppb (31) 3.1 ppb (3) N/A 31.0 ppb (29) N/A N/A 9.0 ppb (7) 0.1 ppb (1) N/A 10.8 μg/m3 (45) 45.0
 
Jan. 15, 2020, 11 p.m. 26.4 ppb (24) 5.9 ppb (5) N/A 21.0 ppb (19) N/A N/A 19.0 ppb (15) 0.1 ppb (1) N/A 9.7 μg/m3 (40) 40.0
 
Jan. 15, 2020, 10 p.m. 24.2 ppb (22) 8.2 ppb (8) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 15, 2020, 9 p.m. 24.2 ppb (22) 10.3 ppb (10) N/A 14.0 ppb (13) N/A N/A 27.0 ppb (21) 0.0 ppb (0) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 15, 2020, 8 p.m. 26.3 ppb (24) 13.0 ppb (12) N/A 14.0 ppb (13) N/A N/A 27.0 ppb (21) 0.1 ppb (1) N/A 7.8 μg/m3 (32) 32.0
 
Jan. 15, 2020, 7 p.m. 34.4 ppb (32) 18.4 ppb (17) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) 0.1 ppb (1) N/A 8.8 μg/m3 (37) 37.0
 
Jan. 15, 2020, 6 p.m. 36.0 ppb (33) 18.5 ppb (17) N/A 18.0 ppb (17) N/A N/A 23.0 ppb (18) 0.1 ppb (1) N/A 9.4 μg/m3 (39) 39.0
 
Jan. 15, 2020, 5 p.m. 30.8 ppb (29) 15.3 ppb (14) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 15, 2020, 4 p.m. 46.7 ppb (43) 23.9 ppb (22) N/A 23.0 ppb (21) N/A N/A 16.0 ppb (12) 0.5 ppb (6) N/A 5.2 μg/m3 (22) 43.0
 
Jan. 15, 2020, 3 p.m. 68.4 ppb (65) 37.8 ppb (35) N/A 31.0 ppb (29) N/A N/A 4.0 ppb (3) 0.7 ppb (8) N/A 8.6 μg/m3 (36) 65.0
 
Jan. 15, 2020, 2 p.m. 57.4 ppb (54) 24.5 ppb (23) N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) 0.4 ppb (4) N/A 3.2 μg/m3 (13) 54.0
 
Jan. 15, 2020, 1 p.m. 37.1 ppb (34) 8.6 ppb (8) N/A 29.0 ppb (27) N/A N/A 2.0 ppb (2) 0.2 ppb (2) N/A 2.4 μg/m3 (10) 34.0
 
Jan. 15, 2020, noon 26.1 ppb (24) 2.8 ppb (3) N/A 24.0 ppb (22) N/A N/A 7.0 ppb (5) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 24.0
 
Jan. 15, 2020, 11 a.m. 21.6 ppb (20) 1.8 ppb (2) N/A 20.0 ppb (19) N/A N/A 10.0 ppb (8) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 20.0
 
Jan. 15, 2020, 10 a.m. 23.3 ppb (22) 1.6 ppb (1) N/A 22.0 ppb (20) N/A N/A 9.0 ppb (7) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 22.0
 
Jan. 15, 2020, 9 a.m. 22.1 ppb (20) 1.2 ppb (1) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) 0.0 ppb (0) N/A 0.9 μg/m3 (4) 20.0
 
Jan. 15, 2020, 8 a.m. 16.3 ppb (15) 1.0 ppb (1) N/A 16.0 ppb (15) N/A N/A 16.0 ppb (12) 0.0 ppb (0) N/A 6.1 μg/m3 (25) 25.0
 
Jan. 15, 2020, 7 a.m. 12.0 ppb (11) 0.7 ppb (1) N/A 12.0 ppb (11) N/A N/A 23.0 ppb (18) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 18.0
 
Jan. 15, 2020, 6 a.m. 7.5 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 22.0
 
Jan. 15, 2020, 5 a.m. 6.2 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 25.0
 
Jan. 15, 2020, 4 a.m. 10.9 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) 0.0 ppb (0) N/A 3.2 μg/m3 (13) 20.0
 
Jan. 15, 2020, 3 a.m. 13.8 ppb (13) 0.6 ppb (1) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) 0.1 ppb (1) N/A 3.2 μg/m3 (13) 18.0
 
Jan. 15, 2020, 2 a.m. 15.1 ppb (14) 0.7 ppb (1) N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.1 ppb (1) N/A 1.5 μg/m3 (6) 19.0
 
Jan. 15, 2020, 1 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 0.6 μg/m3 (2) 29.0
 
Jan. 15, 2020, midnight 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 0.2 μg/m3 (1) 32.0
 
Jan. 14, 2020, 11 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 0.1 μg/m3 (0) 32.0
 
Jan. 14, 2020, 10 p.m. 1.9 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 0.2 μg/m3 (1) 30.0
 
Jan. 14, 2020, 9 p.m. 2.8 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 0.7 μg/m3 (3) 29.0
 
Jan. 14, 2020, 8 p.m. 6.3 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 3.9 μg/m3 (16) 28.0
 
Jan. 14, 2020, 7 p.m. 6.0 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 5.1 μg/m3 (21) 28.0
 
Jan. 14, 2020, 6 p.m. 4.3 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 4.4 μg/m3 (18) 29.0
 
Jan. 14, 2020, 5 p.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 3.7 μg/m3 (15) 30.0
 
Jan. 14, 2020, 4 p.m. 4.0 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 3.6 μg/m3 (15) 29.0
 
Jan. 14, 2020, 3 p.m. 3.9 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 29.0
 
Jan. 14, 2020, 2 p.m. 5.3 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 2.8 μg/m3 (12) 28.0
 
Jan. 14, 2020, 1 p.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 29.0
 
Jan. 14, 2020, noon 3.8 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 27.0
 
Jan. 14, 2020, 11 a.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 29.0
 
Jan. 14, 2020, 10 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 28.0
 
Jan. 14, 2020, 9 a.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 29.0
 
Jan. 14, 2020, 8 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 30.0
 
Jan. 14, 2020, 7 a.m. 2.1 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 0.9 μg/m3 (4) 30.0
 
Jan. 14, 2020, 6 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 30.0
 
Jan. 14, 2020, 5 a.m. 4.1 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 1.5 μg/m3 (6) 28.0
 
Jan. 14, 2020, 4 a.m. 5.2 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 28.0
 
Jan. 14, 2020, 3 a.m. 7.0 ppb (6) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 2.2 μg/m3 (9) 28.0
 
Jan. 14, 2020, 2 a.m. 4.8 ppb (4) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 30.0
 
Jan. 14, 2020, 1 a.m. 4.9 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 1.0 μg/m3 (4) 31.0
 
Jan. 14, 2020, midnight 7.8 ppb (7) 3.0 ppb (3) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 29.0
 
Jan. 13, 2020, 11 p.m. 14.0 ppb (13) 7.0 ppb (6) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 29.0
 
Jan. 13, 2020, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 31.0
 
Jan. 13, 2020, 9 p.m. 3.8 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 29.0
 
Jan. 13, 2020, 8 p.m. 4.6 ppb (4) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 1.8 μg/m3 (8) 28.0
 
Jan. 13, 2020, 7 p.m. 4.4 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 1.5 μg/m3 (6) 29.0
 
Jan. 13, 2020, 6 p.m. 9.0 ppb (8) 3.2 ppb (3) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 2.5 μg/m3 (10) 27.0
 
Jan. 13, 2020, 5 p.m. 7.8 ppb (7) 2.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.4 μg/m3 (10) 26.0
 
Jan. 13, 2020, 4 p.m. 11.6 ppb (11) 3.3 ppb (3) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 23.0
 
Jan. 13, 2020, 3 p.m. 11.4 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 23.0
 
Jan. 13, 2020, 2 p.m. 22.4 ppb (21) 2.1 ppb (2) N/A 21.0 ppb (19) N/A N/A 18.0 ppb (14) 0.1 ppb (1) N/A 1.4 μg/m3 (6) 21.0
 
Jan. 13, 2020, 1 p.m. 20.1 ppb (19) 1.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 17.0 ppb (13) 0.0 ppb (0) N/A 2.5 μg/m3 (10) 19.0
 
Jan. 13, 2020, noon 11.9 ppb (11) 0.7 ppb (1) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) 0.0 ppb (0) N/A 1.0 μg/m3 (4) 18.0
 
Jan. 13, 2020, 11 a.m. 5.5 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) N/A N/A 0.6 μg/m3 (2) 26.0
 
Jan. 13, 2020, 10 a.m. 23.9 ppb (22) 1.4 ppb (1) N/A 23.0 ppb (21) N/A N/A 12.0 ppb (9) 0.0 ppb (0) N/A 3.1 μg/m3 (13) 22.0
 
Jan. 13, 2020, 9 a.m. 22.0 ppb (20) 1.4 ppb (1) N/A 21.0 ppb (19) N/A N/A 10.0 ppb (8) 0.0 ppb (0) N/A 2.6 μg/m3 (11) 20.0
 
Jan. 13, 2020, 8 a.m. 19.8 ppb (18) 1.0 ppb (1) N/A 19.0 ppb (18) N/A N/A 13.0 ppb (10) 0.1 ppb (1) N/A 2.5 μg/m3 (10) 18.0
 
Jan. 13, 2020, 7 a.m. 21.6 ppb (20) 1.1 ppb (1) N/A 21.0 ppb (19) N/A N/A 12.0 ppb (9) 0.1 ppb (1) N/A 3.1 μg/m3 (13) 20.0
 
Jan. 13, 2020, 6 a.m. 18.5 ppb (17) 1.0 ppb (1) N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.1 ppb (1) N/A 9.6 μg/m3 (40) 40.0
 
Jan. 13, 2020, 5 a.m. 18.9 ppb (18) 0.9 ppb (1) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) 0.1 ppb (1) N/A 4.4 μg/m3 (18) 18.0
 
Jan. 13, 2020, 4 a.m. 16.3 ppb (15) 0.8 ppb (1) N/A 16.0 ppb (15) N/A N/A 21.0 ppb (16) 0.0 ppb (0) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 13, 2020, 3 a.m. 6.6 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.0 ppb (0) N/A 5.8 μg/m3 (24) 25.0
 
Jan. 13, 2020, 2 a.m. 2.9 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 28.0
 
Jan. 13, 2020, 1 a.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 1.8 μg/m3 (8) 28.0
 
Jan. 13, 2020, midnight 4.5 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 26.0
 
Jan. 12, 2020, 11 p.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 26.0
 
Jan. 12, 2020, 10 p.m. 3.8 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 26.0
 
Jan. 12, 2020, 9 p.m. 4.5 ppb (4) 1.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 27.0
 
Jan. 12, 2020, 8 p.m. 4.0 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 26.0
 
Jan. 12, 2020, 7 p.m. 4.0 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 1.5 μg/m3 (6) 27.0
 
Jan. 12, 2020, 6 p.m. 4.0 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 2.8 μg/m3 (12) 27.0
 
Jan. 12, 2020, 5 p.m. 4.5 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.3 μg/m3 (10) 26.0
 
Jan. 12, 2020, 4 p.m. 8.4 ppb (8) 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 20.0
 
Jan. 12, 2020, 3 p.m. 14.9 ppb (14) 1.9 ppb (2) N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) 0.0 ppb (0) N/A 3.6 μg/m3 (15) 16.0
 
Jan. 12, 2020, 2 p.m. 15.6 ppb (14) 1.0 ppb (1) N/A 15.0 ppb (14) N/A N/A 19.0 ppb (15) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 12, 2020, 1 p.m. 12.7 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 0.0 ppb (0) N/A 3.0 μg/m3 (12) 15.0
 
Jan. 12, 2020, noon 6.2 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) 0.0 ppb (0) N/A 3.5 μg/m3 (15) 20.0
 
Jan. 12, 2020, 11 a.m. 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) 0.0 ppb (0) N/A 2.9 μg/m3 (12) 21.0
 
Jan. 12, 2020, 10 a.m. 5.3 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.0 ppb (0) N/A 4.2 μg/m3 (18) 22.0
 
Jan. 12, 2020, 9 a.m. 5.8 ppb (5) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.0 ppb (0) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 12, 2020, 8 a.m. 10.0 ppb (9) 0.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) 0.0 ppb (0) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 12, 2020, 7 a.m. 6.8 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 12, 2020, 6 a.m. 6.9 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.0 ppb (0) N/A 5.1 μg/m3 (21) 22.0
 
Jan. 12, 2020, 5 a.m. 7.6 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) 0.0 ppb (0) N/A 3.5 μg/m3 (15) 22.0
 
Jan. 12, 2020, 4 a.m. 5.5 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 2.6 μg/m3 (11) 25.0
 
Jan. 12, 2020, 3 a.m. 6.8 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 3.2 μg/m3 (13) 23.0
 
Jan. 12, 2020, 2 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.0 ppb (0) N/A 2.4 μg/m3 (10) 25.0
 
Jan. 12, 2020, 1 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.1 μg/m3 (9) 26.0
 
Jan. 12, 2020, midnight 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 3.9 μg/m3 (16) 27.0
 
Jan. 11, 2020, 11 p.m. 3.3 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 28.0
 
Jan. 11, 2020, 10 p.m. 10.1 ppb (9) 1.5 ppb (1) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 3.0 μg/m3 (12) 25.0
 
Jan. 11, 2020, 9 p.m. 8.8 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.9 μg/m3 (12) 26.0
 
Jan. 11, 2020, 8 p.m. 6.0 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 2.4 μg/m3 (10) 28.0
 
Jan. 11, 2020, 7 p.m. 7.9 ppb (7) 3.2 ppb (3) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 2.4 μg/m3 (10) 28.0
 
Jan. 11, 2020, 6 p.m. 18.3 ppb (17) 7.0 ppb (6) N/A 11.0 ppb (10) N/A N/A 31.0 ppb (24) 0.0 ppb (0) N/A 4.1 μg/m3 (17) 24.0
 
Jan. 11, 2020, 5 p.m. 15.4 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) 0.0 ppb (0) N/A 3.4 μg/m3 (14) 24.0
 
Jan. 11, 2020, 4 p.m. 18.8 ppb (17) 4.6 ppb (4) N/A 14.0 ppb (13) N/A N/A 25.0 ppb (19) 0.0 ppb (0) N/A 3.4 μg/m3 (14) 19.0
 
Jan. 11, 2020, 3 p.m. 23.0 ppb (21) 2.8 ppb (3) N/A 21.0 ppb (19) N/A N/A 16.0 ppb (12) 0.0 ppb (0) N/A 12.4 μg/m3 (51) 51.0
 
Jan. 11, 2020, 2 p.m. 22.2 ppb (21) 1.8 ppb (2) N/A 21.0 ppb (19) N/A N/A 15.0 ppb (12) 0.0 ppb (0) N/A 3.9 μg/m3 (16) 21.0
 
Jan. 11, 2020, 1 p.m. 22.0 ppb (20) 1.4 ppb (1) N/A 21.0 ppb (19) N/A N/A 14.0 ppb (11) 0.0 ppb (0) N/A 4.4 μg/m3 (18) 20.0
 
Jan. 11, 2020, noon 24.1 ppb (22) 1.3 ppb (1) N/A 23.0 ppb (21) N/A N/A 10.0 ppb (8) 0.0 ppb (0) N/A 4.9 μg/m3 (20) 22.0
 
Jan. 11, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.1 ppb (1) N/A 6.8 μg/m3 (28) 28.0
 
Jan. 11, 2020, 10 a.m. 23.0 ppb (21) 1.1 ppb (1) N/A 22.0 ppb (20) N/A N/A 11.0 ppb (8) 0.1 ppb (1) N/A 5.8 μg/m3 (24) 24.0
 
Jan. 11, 2020, 9 a.m. 25.5 ppb (24) 1.2 ppb (1) N/A 25.0 ppb (23) N/A N/A 6.0 ppb (5) 0.1 ppb (1) N/A 6.9 μg/m3 (29) 29.0
 
Jan. 11, 2020, 8 a.m. 24.9 ppb (23) 1.5 ppb (1) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.1 ppb (1) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 11, 2020, 7 a.m. 25.7 ppb (24) 1.4 ppb (1) N/A 25.0 ppb (23) N/A N/A 8.0 ppb (6) 0.1 ppb (1) N/A 12.2 μg/m3 (50) 50.0
 
Jan. 11, 2020, 6 a.m. 18.1 ppb (17) 0.8 ppb (1) N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 11, 2020, 5 a.m. 14.7 ppb (14) 0.9 ppb (1) N/A 14.0 ppb (13) N/A N/A 24.0 ppb (18) 0.0 ppb (0) N/A 4.9 μg/m3 (20) 20.0
 
Jan. 11, 2020, 4 a.m. 9.8 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 3.9 μg/m3 (16) 23.0
 
Jan. 11, 2020, 3 a.m. 17.0 ppb (16) 0.8 ppb (1) N/A 16.0 ppb (15) N/A N/A 23.0 ppb (18) 0.0 ppb (0) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 11, 2020, 2 a.m. 10.2 ppb (9) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 4.6 μg/m3 (19) 23.0
 
Jan. 11, 2020, 1 a.m. 14.7 ppb (14) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) 0.0 ppb (0) N/A 5.4 μg/m3 (23) 23.0
 
Jan. 11, 2020, midnight 13.4 ppb (12) 0.7 ppb (1) N/A 13.0 ppb (12) N/A N/A 28.0 ppb (22) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 22.0
 
Jan. 10, 2020, 11 p.m. 9.3 ppb (9) 1.7 ppb (2) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 4.1 μg/m3 (17) 27.0
 
Jan. 10, 2020, 10 p.m. 8.4 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 4.1 μg/m3 (17) 28.0
 
Jan. 10, 2020, 9 p.m. 7.3 ppb (7) 2.8 ppb (3) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 29.0
 
Jan. 10, 2020, 8 p.m. 7.3 ppb (7) 2.8 ppb (3) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 28.0
 
Jan. 10, 2020, 7 p.m. 10.4 ppb (10) 3.7 ppb (3) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.9 μg/m3 (12) 26.0
 
Jan. 10, 2020, 6 p.m. 12.4 ppb (11) 3.9 ppb (4) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 2.7 μg/m3 (11) 25.0
 
Jan. 10, 2020, 5 p.m. 10.1 ppb (9) 3.8 ppb (4) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 2.0 μg/m3 (8) 26.0
 
Jan. 10, 2020, 4 p.m. 13.4 ppb (12) 4.6 ppb (4) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 2.2 μg/m3 (9) 25.0
 
Jan. 10, 2020, 3 p.m. 29.6 ppb (27) 13.2 ppb (12) N/A 17.0 ppb (16) N/A N/A 25.0 ppb (19) 0.0 ppb (0) N/A 2.2 μg/m3 (9) 27.0
 
Jan. 10, 2020, 2 p.m. 13.6 ppb (13) 1.1 ppb (1) N/A 13.0 ppb (12) N/A N/A 27.0 ppb (21) 0.0 ppb (0) N/A 1.0 μg/m3 (4) 21.0
 
Jan. 10, 2020, 1 p.m. 3.8 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 0.7 μg/m3 (3) 28.0