AQSQID: 490210005

Site Name: Enoch

Location: Enoch, UT

Reporting: True, Located: True

Current AQI: 26.0

Enoch UT, US: 37.747445, -113.055524

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 18, 2019, 2 a.m. 17.0 ppb (16) 4.0 ppb (4) N/A 13.0 ppb (12) N/A N/A 34.0 ppb (26) N/A N/A 3.5 μg/m3 (15) 26.0
 
Sept. 18, 2019, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
Sept. 18, 2019, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A N/A 3.3 μg/m3 (14) 39.0
 
Sept. 17, 2019, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A N/A 2.9 μg/m3 (12) 39.0
 
Sept. 17, 2019, 10 p.m. 16.0 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (14) N/A N/A 51.0 ppb (39) N/A N/A 3.6 μg/m3 (15) 39.0
 
Sept. 17, 2019, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 3.0 μg/m3 (12) 38.0
 
Sept. 17, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) N/A N/A 2.7 μg/m3 (11) 38.0
 
Sept. 17, 2019, 7 p.m. 1.0 ppb (1) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) N/A N/A 3.0 μg/m3 (12) 38.0
 
Sept. 17, 2019, 6 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
Sept. 17, 2019, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 3.8 μg/m3 (16) 35.0
 
Sept. 17, 2019, 4 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A N/A 4.8 μg/m3 (20) 33.0
 
Sept. 17, 2019, 3 p.m. 6.0 ppb (6) 3.0 ppb (3) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) N/A N/A 5.8 μg/m3 (24) 29.0
 
Sept. 17, 2019, 2 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) N/A N/A 5.7 μg/m3 (24) 28.0
 
Sept. 17, 2019, 1 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 4.7 μg/m3 (20) 29.0
 
Sept. 17, 2019, noon 62.0 ppb (59) 49.0 ppb (45) N/A 13.0 ppb (12) N/A N/A 36.0 ppb (28) N/A N/A 4.7 μg/m3 (20) 59.0
 
Sept. 17, 2019, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 5.2 μg/m3 (22) 30.0
 
Sept. 17, 2019, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A 4.5 μg/m3 (19) 32.0
 
Sept. 17, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A N/A 4.5 μg/m3 (19) 32.0
 
Sept. 17, 2019, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A 4.2 μg/m3 (18) 32.0
 
Sept. 17, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 5.5 μg/m3 (23) 33.0
 
Sept. 17, 2019, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A 9.3 μg/m3 (39) 39.0
 
Sept. 17, 2019, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A N/A 4.4 μg/m3 (18) 32.0
 
Sept. 17, 2019, 4 a.m. 10.0 ppb (9) 5.0 ppb (5) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) N/A N/A 1.9 μg/m3 (8) 33.0
 
Sept. 17, 2019, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 2.1 μg/m3 (9) 35.0
 
Sept. 17, 2019, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 2.6 μg/m3 (11) 34.0
 
Sept. 17, 2019, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 3.0 μg/m3 (12) 35.0
 
Sept. 17, 2019, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 4.1 μg/m3 (17) 35.0
 
Sept. 16, 2019, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A 3.1 μg/m3 (13) 35.0
 
Sept. 16, 2019, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 6.2 μg/m3 (26) 34.0
 
Sept. 16, 2019, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 5.8 μg/m3 (24) 35.0
 
Sept. 16, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
Sept. 16, 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) N/A N/A 5.4 μg/m3 (23) 35.0
 
Sept. 16, 2019, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A N/A 6.2 μg/m3 (26) 36.0
 
Sept. 16, 2019, 4 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) N/A N/A 7.3 μg/m3 (30) 37.0
 
Sept. 16, 2019, 3 p.m. 4.0 ppb (4) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) N/A N/A 4.7 μg/m3 (20) 35.0
 
Sept. 16, 2019, 2 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) N/A N/A 5.3 μg/m3 (22) 32.0
 
Sept. 16, 2019, 1 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 4.2 μg/m3 (18) 29.0
 
Sept. 16, 2019, noon 29.0 ppb (27) 11.0 ppb (10) N/A 18.0 ppb (17) N/A N/A 31.0 ppb (24) N/A N/A 4.4 μg/m3 (18) 27.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.4 μg/m3 (14) 28.0
 
Sept. 16, 2019, 10 a.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 3.2 μg/m3 (13) 30.0
 
Sept. 16, 2019, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 3.2 μg/m3 (13) 32.0
 
Sept. 16, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 3.2 μg/m3 (13) 32.0
 
Sept. 16, 2019, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 3.0 μg/m3 (12) 33.0
 
Sept. 16, 2019, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 3.0 μg/m3 (12) 34.0
 
Sept. 16, 2019, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 3.5 μg/m3 (15) 33.0
 
Sept. 16, 2019, 4 a.m. 11.0 ppb (10) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A 32.0 ppb (25) N/A N/A 4.6 μg/m3 (19) 25.0
 
Sept. 16, 2019, 3 a.m. 11.0 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 16, 2019, 2 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
Sept. 16, 2019, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 3.7 μg/m3 (15) 34.0
 
Sept. 16, 2019, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
Sept. 15, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 5.8 μg/m3 (24) 38.0
 
Sept. 15, 2019, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) N/A N/A 2.5 μg/m3 (10) 38.0
 
Sept. 15, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 2.8 μg/m3 (12) 38.0
 
Sept. 15, 2019, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 2.8 μg/m3 (12) 38.0
 
Sept. 15, 2019, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 3.3 μg/m3 (14) 38.0
 
Sept. 15, 2019, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
Sept. 15, 2019, 5 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A N/A 5.2 μg/m3 (22) 36.0
 
Sept. 15, 2019, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 9.2 μg/m3 (38) 38.0
 
Sept. 15, 2019, 3 p.m. 10.0 ppb (9) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 15, 2019, 2 p.m. 9.0 ppb (8) 3.0 ppb (3) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) N/A N/A 7.7 μg/m3 (32) 32.0
 
Sept. 15, 2019, 1 p.m. 7.0 ppb (6) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) N/A N/A 7.3 μg/m3 (30) 30.0
 
Sept. 15, 2019, noon 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 8.8 μg/m3 (37) 37.0
 
Sept. 15, 2019, 10 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2019, 9 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 15, 2019, 8 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (20) N/A N/A 8.5 μg/m3 (35) 35.0
 
Sept. 15, 2019, 7 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) N/A N/A 6.5 μg/m3 (27) 27.0
 
Sept. 15, 2019, 6 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) N/A N/A 5.4 μg/m3 (23) 23.0
 
Sept. 15, 2019, 5 a.m. 12.0 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 15, 2019, 4 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 34.0 ppb (26) N/A N/A 4.4 μg/m3 (18) 26.0
 
Sept. 15, 2019, 3 a.m. 17.0 ppb (16) 4.0 ppb (4) N/A 13.0 ppb (12) N/A N/A 25.0 ppb (19) N/A N/A 5.3 μg/m3 (22) 22.0
 
Sept. 15, 2019, 2 a.m. 9.0 ppb (8) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
Sept. 15, 2019, 1 a.m. 6.0 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) N/A N/A 3.4 μg/m3 (14) 29.0
 
Sept. 15, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 3.9 μg/m3 (16) 38.0
 
Sept. 14, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) N/A N/A 5.0 μg/m3 (21) 39.0
 
Sept. 14, 2019, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (40) N/A N/A 6.0 μg/m3 (25) 40.0
 
Sept. 14, 2019, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) N/A N/A 7.4 μg/m3 (31) 39.0
 
Sept. 14, 2019, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (40) N/A N/A 8.7 μg/m3 (36) 40.0
 
Sept. 14, 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) N/A N/A 7.6 μg/m3 (32) 39.0
 
Sept. 14, 2019, 6 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) N/A N/A 4.4 μg/m3 (18) 39.0
 
Sept. 14, 2019, 5 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 4.4 μg/m3 (18) 34.0
 
Sept. 14, 2019, 4 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A N/A 4.1 μg/m3 (17) 30.0
 
Sept. 14, 2019, 3 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) N/A N/A 4.9 μg/m3 (20) 20.0
 
Sept. 14, 2019, 2 p.m. 8.0 ppb (7) 3.0 ppb (3) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 14, 2019, 1 p.m. 37.0 ppb (34) 17.0 ppb (16) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (8) N/A N/A 5.4 μg/m3 (23) 34.0
 
Sept. 14, 2019, noon 21.0 ppb (19) 6.0 ppb (6) N/A 15.0 ppb (14) N/A N/A 13.0 ppb (10) N/A N/A 5.1 μg/m3 (21) 21.0
 
Sept. 14, 2019, 11 a.m. 13.0 ppb (12) 3.0 ppb (3) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 14, 2019, 10 a.m. 9.0 ppb (8) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) N/A N/A 3.5 μg/m3 (15) 15.0
 
Sept. 14, 2019, 9 a.m. 6.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) N/A N/A 3.4 μg/m3 (14) 16.0
 
Sept. 14, 2019, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) N/A N/A 3.4 μg/m3 (14) 21.0
 
Sept. 14, 2019, 7 a.m. 10.0 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 14, 2019, 6 a.m. 13.0 ppb (12) 3.0 ppb (3) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) N/A N/A 4.8 μg/m3 (20) 20.0
 
Sept. 14, 2019, 5 a.m. 12.0 ppb (11) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) N/A N/A 5.4 μg/m3 (23) 23.0
 
Sept. 14, 2019, 4 a.m. 11.0 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) N/A N/A 5.3 μg/m3 (22) 22.0
 
Sept. 14, 2019, 3 a.m. 16.0 ppb (15) 4.0 ppb (4) N/A 12.0 ppb (11) N/A N/A 27.0 ppb (21) N/A N/A 4.8 μg/m3 (20) 21.0
 
Sept. 14, 2019, 2 a.m. 18.0 ppb (17) 5.0 ppb (5) N/A 13.0 ppb (12) N/A N/A 26.0 ppb (20) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 14, 2019, 1 a.m. 21.0 ppb (19) 8.0 ppb (7) N/A 13.0 ppb (12) N/A N/A 28.0 ppb (22) N/A N/A 4.1 μg/m3 (17) 22.0
 
Sept. 14, 2019, midnight 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 2.9 μg/m3 (12) 32.0
 
Sept. 13, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 3.0 μg/m3 (12) 35.0
 
Sept. 13, 2019, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) N/A N/A 2.8 μg/m3 (12) 39.0
 
Sept. 13, 2019, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 3.2 μg/m3 (13) 38.0
 
Sept. 13, 2019, 8 p.m. 4.0 ppb (4) 3.0 ppb (3) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 3.8 μg/m3 (16) 35.0
 
Sept. 13, 2019, 7 p.m. 9.0 ppb (8) 3.0 ppb (3) N/A 7.0 ppb (6) N/A N/A 47.0 ppb (36) N/A N/A 5.5 μg/m3 (23) 36.0
 
Sept. 13, 2019, 6 p.m. 4.0 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
Sept. 13, 2019, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 4.2 μg/m3 (18) 34.0
 
Sept. 13, 2019, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 5.6 μg/m3 (23) 30.0
 
Sept. 13, 2019, 3 p.m. 20.0 ppb (19) 10.0 ppb (9) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 13, 2019, 2 p.m. 18.0 ppb (17) 8.0 ppb (7) N/A 10.0 ppb (9) N/A N/A 13.0 ppb (10) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 13, 2019, 1 p.m. 38.0 ppb (35) 18.0 ppb (17) N/A 20.0 ppb (19) N/A N/A 6.0 ppb (5) N/A N/A 6.6 μg/m3 (28) 35.0
 
Sept. 13, 2019, noon 41.0 ppb (38) 22.0 ppb (20) N/A 20.0 ppb (19) N/A N/A 7.0 ppb (5) N/A N/A 6.1 μg/m3 (25) 38.0
 
Sept. 13, 2019, 11 a.m. 22.0 ppb (20) 7.0 ppb (6) N/A 15.0 ppb (14) N/A N/A 11.0 ppb (8) N/A N/A 4.9 μg/m3 (20) 20.0
 
Sept. 13, 2019, 10 a.m. 13.0 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A 14.0 ppb (11) N/A N/A 4.2 μg/m3 (18) 18.0
 
Sept. 13, 2019, 9 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (14) N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 13, 2019, 8 a.m. 10.0 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 16.0 ppb (12) N/A N/A 4.8 μg/m3 (20) 20.0
 
Sept. 13, 2019, 7 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) N/A N/A 4.8 μg/m3 (20) 20.0
 
Sept. 13, 2019, 6 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) N/A N/A 4.1 μg/m3 (17) 22.0
 
Sept. 13, 2019, 5 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) N/A N/A 4.1 μg/m3 (17) 23.0
 
Sept. 13, 2019, 4 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
Sept. 13, 2019, 3 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (30) N/A N/A 3.3 μg/m3 (14) 30.0
 
Sept. 13, 2019, 2 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A N/A 2.9 μg/m3 (12) 35.0
 
Sept. 13, 2019, 1 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 2.4 μg/m3 (10) 33.0
 
Sept. 13, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 2.4 μg/m3 (10) 34.0
 
Sept. 12, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 2.4 μg/m3 (10) 34.0
 
Sept. 12, 2019, 10 p.m. 3.0 ppb (3) 2.0 ppb (2) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 2.7 μg/m3 (11) 33.0
 
Sept. 12, 2019, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 2.5 μg/m3 (10) 35.0
 
Sept. 12, 2019, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A 2.5 μg/m3 (10) 35.0
 
Sept. 12, 2019, 7 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 2.9 μg/m3 (12) 35.0
 
Sept. 12, 2019, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 3.7 μg/m3 (15) 34.0
 
Sept. 12, 2019, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A N/A 4.4 μg/m3 (18) 32.0
 
Sept. 12, 2019, 4 p.m. 4.0 ppb (4) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) N/A N/A 4.8 μg/m3 (20) 29.0
 
Sept. 12, 2019, 3 p.m. 6.0 ppb (6) 3.0 ppb (3) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 12, 2019, 2 p.m. 27.0 ppb (25) 12.0 ppb (11) N/A 15.0 ppb (14) N/A N/A 15.0 ppb (12) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 12, 2019, 1 p.m. 53.0 ppb (49) 31.0 ppb (29) N/A 22.0 ppb (20) N/A N/A 5.0 ppb (4) N/A N/A 8.7 μg/m3 (36) 49.0
 
Sept. 12, 2019, noon 45.0 ppb (42) 25.0 ppb (23) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) N/A N/A 8.5 μg/m3 (35) 42.0
 
Sept. 12, 2019, 11 a.m. 25.0 ppb (23) 8.0 ppb (7) N/A 17.0 ppb (16) N/A N/A 7.0 ppb (5) N/A N/A 8.4 μg/m3 (35) 35.0
 
Sept. 12, 2019, 10 a.m. 11.0 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A N/A 15.0 ppb (12) N/A N/A 8.1 μg/m3 (34) 34.0
 
Sept. 12, 2019, 9 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) N/A N/A 8.5 μg/m3 (35) 35.0
 
Sept. 12, 2019, 8 a.m. 13.0 ppb (12) 1.0 ppb (1) N/A 12.0 ppb (11) N/A N/A 11.0 ppb (8) N/A N/A 7.6 μg/m3 (32) 32.0
 
Sept. 12, 2019, 7 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 12, 2019, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) N/A N/A 7.5 μg/m3 (31) 31.0
 
Sept. 12, 2019, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 12, 2019, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 6.9 μg/m3 (29) 33.0
 
Sept. 12, 2019, 3 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) N/A N/A 5.8 μg/m3 (24) 37.0
 
Sept. 12, 2019, 2 a.m. 6.0 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) N/A N/A 6.3 μg/m3 (26) 34.0
 
Sept. 12, 2019, 1 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A N/A 6.8 μg/m3 (28) 35.0
 
Sept. 12, 2019, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 6.4 μg/m3 (27) 35.0
 
Sept. 11, 2019, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) N/A N/A 6.4 μg/m3 (27) 39.0
 
Sept. 11, 2019, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 6.6 μg/m3 (28) 38.0
 
Sept. 11, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A N/A 5.5 μg/m3 (23) 42.0
 
Sept. 11, 2019, 8 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) N/A N/A 5.9 μg/m3 (25) 43.0
 
Sept. 11, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) N/A N/A 6.5 μg/m3 (27) 42.0
 
Sept. 11, 2019, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (40) N/A N/A 7.1 μg/m3 (30) 40.0
 
Sept. 11, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 6.9 μg/m3 (29) 38.0
 
Sept. 11, 2019, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (36) N/A N/A 5.9 μg/m3 (25) 36.0
 
Sept. 11, 2019, 3 p.m. 9.0 ppb (8) 3.0 ppb (3) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 11, 2019, 2 p.m. 11.0 ppb (10) 5.0 ppb (5) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) N/A N/A 5.7 μg/m3 (24) 32.0
 
Sept. 11, 2019, 1 p.m. 20.0 ppb (19) 6.0 ppb (6) N/A 13.0 ppb (12) N/A N/A 30.0 ppb (23) N/A N/A 6.1 μg/m3 (25) 25.0
 
Sept. 11, 2019, noon 21.0 ppb (19) 11.0 ppb (10) N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) N/A N/A 6.9 μg/m3 (29) 29.0
 
Sept. 11, 2019, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 7.6 μg/m3 (32) 34.0
 
Sept. 11, 2019, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A N/A 7.7 μg/m3 (32) 33.0
 
Sept. 11, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A 7.7 μg/m3 (32) 35.0
 
Sept. 11, 2019, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 7.1 μg/m3 (30) 34.0
 
Sept. 11, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 6.1 μg/m3 (25) 34.0
 
Sept. 11, 2019, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 5.9 μg/m3 (25) 33.0
 
Sept. 11, 2019, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 5.1 μg/m3 (21) 34.0
 
Sept. 11, 2019, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 4.3 μg/m3 (18) 33.0
 
Sept. 11, 2019, 3 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 5.7 μg/m3 (24) 33.0