AQSQID: 490494001

Site Name: Lindon - Provo

Location: Lindon, UT

Reporting: True, Located: True

Current AQI: 36.0

Lindon UT, US: 40.3414, -111.7136

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 19, 2019, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) 0.0 ppb (0) N/A 2.6 μg/m3 (11) 36.0
 
May 19, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 3.0 μg/m3 (12) 38.0
 
May 19, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.0 ppb (0) N/A 2.3 μg/m3 (10) 37.0
 
May 19, 2019, 6 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) 0.0 ppb (0) N/A 1.8 μg/m3 (8) 35.0
 
May 19, 2019, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 1.8 μg/m3 (8) 33.0
 
May 19, 2019, 4 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 35.0
 
May 19, 2019, 3 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 32.0
 
May 19, 2019, 2 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 30.0
 
May 19, 2019, 1 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 28.0
 
May 19, 2019, noon 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 23.0
 
May 19, 2019, 11 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (13) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 13.0
 
May 19, 2019, 10 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 18.0 ppb (14) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 14.0
 
May 19, 2019, 9 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) 0.0 ppb (0) N/A 1.2 μg/m3 (5) 19.0
 
May 19, 2019, 8 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (14) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 14.0
 
May 19, 2019, 7 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 16.0 ppb (12) 0.0 ppb (0) N/A 2.6 μg/m3 (11) 12.0
 
May 19, 2019, 6 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) 0.1 ppb (1) N/A 7.2 μg/m3 (30) 30.0
 
May 19, 2019, 5 a.m. 10.0 ppb (9) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) 0.1 ppb (1) N/A 8.7 μg/m3 (36) 36.0
 
May 19, 2019, 4 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 18.0
 
May 19, 2019, 3 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 22.0
 
May 19, 2019, 2 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) 0.0 ppb (0) N/A 0.9 μg/m3 (4) 20.0
 
May 19, 2019, 1 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 0.6 μg/m3 (2) 27.0
 
May 19, 2019, midnight 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 0.6 μg/m3 (2) 29.0
 
May 18, 2019, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 30.0
 
May 18, 2019, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 28.0
 
May 18, 2019, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 0.6 μg/m3 (2) 28.0
 
May 18, 2019, 8 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 0.8 μg/m3 (3) 29.0
 
May 18, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 0.4 μg/m3 (2) 29.0
 
May 18, 2019, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 25.0
 
May 18, 2019, 5 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) 0.0 ppb (0) N/A 0.8 μg/m3 (3) 25.0
 
May 18, 2019, 4 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 0.3 μg/m3 (1) 25.0
 
May 18, 2019, 3 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 0.7 μg/m3 (3) 23.0
 
May 18, 2019, 2 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 23.0
 
May 18, 2019, 1 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 23.0
 
May 18, 2019, noon 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 23.0
 
May 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 0.6 μg/m3 (2) 25.0
 
May 18, 2019, 10 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 27.0
 
May 18, 2019, 9 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 0.4 μg/m3 (2) 28.0
 
May 18, 2019, 8 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 0.4 μg/m3 (2) 28.0
 
May 18, 2019, 7 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 0.9 μg/m3 (4) 25.0
 
May 18, 2019, 6 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) 0.0 ppb (0) N/A 0.6 μg/m3 (2) 24.0
 
May 18, 2019, 5 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 0.8 μg/m3 (3) 27.0
 
May 18, 2019, 4 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 0.7 μg/m3 (3) 27.0
 
May 18, 2019, 3 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 28.0
 
May 18, 2019, 2 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 22.0
 
May 18, 2019, 1 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 28.0
 
May 18, 2019, midnight 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 32.0
 
May 17, 2019, 11 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 0.8 μg/m3 (3) 32.0
 
May 17, 2019, 10 p.m. 4.0 ppb (4) 1.0 ppb (1) 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
 
May 17, 2019, 9 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 33.0
 
May 17, 2019, 8 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 36.0
 
May 17, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 0.8 μg/m3 (3) 38.0
 
May 17, 2019, 6 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 0.5 μg/m3 (2) 38.0
 
May 17, 2019, 5 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 1.3 μg/m3 (5) 34.0
 
May 17, 2019, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 1.5 μg/m3 (6) 34.0
 
May 17, 2019, 3 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 1.5 μg/m3 (6) 33.0
 
May 17, 2019, 2 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.0 ppb (0) N/A 1.1 μg/m3 (5) 35.0
 
May 17, 2019, 1 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 31.0
 
May 17, 2019, noon 4.0 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 2.0 μg/m3 (8) 32.0
 
May 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 1.9 μg/m3 (8) 33.0
 
May 17, 2019, 10 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 1.6 μg/m3 (7) 32.0
 
May 17, 2019, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 35.0
 
May 17, 2019, 8 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) 0.0 ppb (0) N/A 1.8 μg/m3 (8) 35.0
 
May 17, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 55.0 ppb (42) 0.0 ppb (0) N/A 1.7 μg/m3 (7) 42.0
 
May 17, 2019, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 59.0 ppb (45) 0.0 ppb (0) N/A 1.4 μg/m3 (6) 45.0
 
May 17, 2019, 5 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) 0.0 ppb (0) N/A 1.0 μg/m3 (4) 41.0
 
May 17, 2019, 4 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 3.8 μg/m3 (16) 31.0
 
May 17, 2019, 3 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 28.0
 
May 17, 2019, 2 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 4.9 μg/m3 (20) 27.0
 
May 17, 2019, 1 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 29.0
 
May 17, 2019, midnight 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 6.4 μg/m3 (27) 32.0
 
May 16, 2019, 11 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 34.0
 
May 16, 2019, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) 0.1 ppb (1) N/A 4.2 μg/m3 (18) 35.0
 
May 16, 2019, 9 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 45.0 ppb (35) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 35.0
 
May 16, 2019, 8 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) 0.0 ppb (0) N/A 3.8 μg/m3 (16) 36.0
 
May 16, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 4.6 μg/m3 (19) 38.0
 
May 16, 2019, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) 0.0 ppb (0) N/A 3.9 μg/m3 (16) 37.0
 
May 16, 2019, 5 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.0 ppb (0) N/A 4.2 μg/m3 (18) 35.0
 
May 16, 2019, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) 0.0 ppb (0) N/A 3.8 μg/m3 (16) 36.0
 
May 16, 2019, 3 p.m. 7.0 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 30.0
 
May 16, 2019, 2 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 28.0
 
May 16, 2019, 1 p.m. 13.0 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.1 ppb (1) N/A 5.7 μg/m3 (24) 24.0
 
May 16, 2019, noon 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) 0.0 ppb (0) N/A 4.4 μg/m3 (18) 26.0
 
May 16, 2019, 11 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 3.7 μg/m3 (15) 33.0
 
May 16, 2019, 10 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.0 ppb (0) N/A 3.7 μg/m3 (15) 33.0
 
May 16, 2019, 9 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 3.9 μg/m3 (16) 34.0
 
May 16, 2019, 8 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 4.1 μg/m3 (17) 34.0
 
May 16, 2019, 7 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 32.0
 
May 16, 2019, 6 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 5.0 μg/m3 (21) 32.0
 
May 16, 2019, 5 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 31.0
 
May 16, 2019, 4 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 6.2 μg/m3 (26) 32.0
 
May 16, 2019, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 7.8 μg/m3 (32) 34.0
 
May 16, 2019, 2 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 8.5 μg/m3 (35) 35.0
 
May 16, 2019, 1 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 7.8 μg/m3 (32) 34.0
 
May 16, 2019, midnight 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 8.3 μg/m3 (35) 35.0
 
May 15, 2019, 11 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.0 ppb (0) N/A 10.6 μg/m3 (44) 44.0
 
May 15, 2019, 10 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 36.0
 
May 15, 2019, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 38.0
 
May 15, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 4.3 μg/m3 (18) 39.0
 
May 15, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 40.0
 
May 15, 2019, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 40.0
 
May 15, 2019, 5 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 40.0
 
May 15, 2019, 4 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 47.0 ppb (36) 0.0 ppb (0) N/A 4.9 μg/m3 (20) 36.0
 
May 15, 2019, 3 p.m. 9.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A N/A 35.0 ppb (27) 0.1 ppb (1) N/A 6.2 μg/m3 (26) 27.0
 
May 15, 2019, 2 p.m. 21.0 ppb (19) 5.0 ppb (5) N/A 16.0 ppb (15) N/A N/A 19.0 ppb (15) 0.2 ppb (2) N/A 9.2 μg/m3 (38) 38.0
 
May 15, 2019, 1 p.m. 17.0 ppb (16) 5.0 ppb (5) N/A 13.0 ppb (12) N/A N/A 17.0 ppb (13) 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
May 15, 2019, noon 9.0 ppb (8) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 24.0
 
May 15, 2019, 11 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 22.0
 
May 15, 2019, 10 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.0 ppb (0) N/A 5.1 μg/m3 (21) 25.0
 
May 15, 2019, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 30.0
 
May 15, 2019, 8 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 30.0
 
May 15, 2019, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 35.0
 
May 15, 2019, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 4.5 μg/m3 (19) 34.0
 
May 15, 2019, 5 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 28.0
 
May 15, 2019, 4 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 28.0
 
May 15, 2019, 3 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) 0.0 ppb (0) N/A 6.8 μg/m3 (28) 34.0
 
May 15, 2019, 2 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 47.0 ppb (36) 0.1 ppb (1) N/A 5.3 μg/m3 (22) 36.0
 
May 15, 2019, 1 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 39.0
 
May 15, 2019, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.0 ppb (0) N/A 4.4 μg/m3 (18) 41.0
 
May 14, 2019, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.0 ppb (0) N/A 4.3 μg/m3 (18) 41.0
 
May 14, 2019, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.0 ppb (0) N/A 4.3 μg/m3 (18) 41.0
 
May 14, 2019, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 4.2 μg/m3 (18) 39.0
 
May 14, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 4.7 μg/m3 (20) 38.0
 
May 14, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 38.0
 
May 14, 2019, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 4.9 μg/m3 (20) 38.0
 
May 14, 2019, 5 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 37.0
 
May 14, 2019, 4 p.m. 8.0 ppb (7) 3.0 ppb (3) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 5.8 μg/m3 (24) 32.0
 
May 14, 2019, 3 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.0 ppb (0) N/A 5.4 μg/m3 (23) 32.0
 
May 14, 2019, 2 p.m. 10.0 ppb (9) 3.0 ppb (3) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.1 ppb (1) N/A 7.3 μg/m3 (30) 30.0
 
May 14, 2019, 1 p.m. 18.0 ppb (17) 5.0 ppb (5) N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.1 ppb (1) N/A 8.8 μg/m3 (37) 37.0
 
May 14, 2019, noon 11.0 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 18.0 ppb (14) 0.1 ppb (1) N/A 7.9 μg/m3 (33) 33.0
 
May 14, 2019, 11 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.0 ppb (0) N/A 8.0 μg/m3 (33) 33.0
 
May 14, 2019, 10 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) 0.0 ppb (0) N/A 8.1 μg/m3 (34) 34.0
 
May 14, 2019, 9 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 28.0
 
May 14, 2019, 8 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.0 ppb (0) N/A 7.0 μg/m3 (29) 29.0
 
May 14, 2019, 7 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) 0.0 ppb (0) N/A 6.3 μg/m3 (26) 27.0
 
May 14, 2019, 6 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.0 ppb (0) N/A 6.6 μg/m3 (28) 28.0
 
May 14, 2019, 5 a.m. 12.0 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) 0.1 ppb (1) N/A 7.5 μg/m3 (31) 31.0
 
May 14, 2019, 4 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) 0.0 ppb (0) N/A 6.1 μg/m3 (25) 31.0
 
May 14, 2019, 3 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (29) 0.0 ppb (0) N/A 6.9 μg/m3 (29) 29.0
 
May 14, 2019, 2 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) 0.1 ppb (1) N/A 6.4 μg/m3 (27) 33.0
 
May 14, 2019, 1 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 40.0
 
May 14, 2019, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 41.0
 
May 13, 2019, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 40.0
 
May 13, 2019, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 39.0
 
May 13, 2019, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 39.0
 
May 13, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 4.9 μg/m3 (20) 39.0
 
May 13, 2019, 7 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.0 ppb (0) N/A 4.8 μg/m3 (20) 39.0
 
May 13, 2019, 6 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 38.0
 
May 13, 2019, 5 p.m. N/A 4.0 ppb (4) N/A 9.0 ppb (8) N/A N/A 39.0 ppb (30) 0.1 ppb (1) N/A 7.6 μg/m3 (32) 32.0
 
May 13, 2019, 4 p.m. N/A 4.0 ppb (4) N/A 9.0 ppb (8) N/A N/A 37.0 ppb (28) N/A N/A 7.1 μg/m3 (30) 30.0
 
May 13, 2019, 3 p.m. 24.0 ppb (22) 9.0 ppb (8) N/A 15.0 ppb (14) N/A N/A 26.0 ppb (20) 0.0 ppb (0) N/A 10.7 μg/m3 (45) 45.0
 
May 13, 2019, 2 p.m. 19.0 ppb (18) 6.0 ppb (6) N/A 13.0 ppb (12) N/A N/A 24.0 ppb (18) N/A N/A 8.7 μg/m3 (36) 36.0
 
May 13, 2019, 1 p.m. 20.0 ppb (19) 7.0 ppb (6) N/A 13.0 ppb (12) N/A N/A 13.0 ppb (10) 0.0 ppb (0) N/A 9.4 μg/m3 (39) 39.0
 
May 13, 2019, noon 12.0 ppb (11) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 15.0 ppb (12) N/A N/A 7.5 μg/m3 (31) 31.0
 
May 13, 2019, 11 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) N/A N/A 7.3 μg/m3 (30) 30.0
 
May 13, 2019, 10 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) N/A N/A 7.2 μg/m3 (30) 30.0
 
May 13, 2019, 9 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) N/A N/A 8.8 μg/m3 (37) 37.0
 
May 13, 2019, 8 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) N/A N/A 6.3 μg/m3 (26) 26.0
 
May 13, 2019, 7 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) N/A N/A 5.9 μg/m3 (25) 25.0
 
May 13, 2019, 6 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) N/A N/A 5.9 μg/m3 (25) 25.0
 
May 13, 2019, 5 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (24) N/A N/A 8.1 μg/m3 (34) 34.0
 
May 13, 2019, 4 a.m. 9.0 ppb (8) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) N/A N/A 9.4 μg/m3 (39) 39.0
 
May 13, 2019, 3 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 13, 2019, 2 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 43.0 ppb (33) N/A N/A 5.4 μg/m3 (23) 33.0
 
May 13, 2019, 1 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) N/A N/A 4.4 μg/m3 (18) 42.0
 
May 13, 2019, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (45) N/A N/A 4.6 μg/m3 (19) 45.0
 
May 12, 2019, 11 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (45) N/A N/A 4.7 μg/m3 (20) 45.0
 
May 12, 2019, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A N/A 4.6 μg/m3 (19) 44.0