AQSQID: 490495010

Site Name: Spanish Fork

Location: Spanish Fork, UT

Reporting: True, Located: True

Current AQI: 22.0

Spanish Fork UT, US: 40.136398, -111.660202

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 19, 2019, 10 a.m. 3.8 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) N/A N/A 1.9 μg/m3 (8) 22.0
 
Nov. 19, 2019, 9 a.m. 9.6 ppb (9) 1.1 ppb (1) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) N/A N/A 3.6 μg/m3 (15) 18.0
 
Nov. 19, 2019, 8 a.m. 6.3 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) N/A N/A 2.9 μg/m3 (12) 20.0
 
Nov. 19, 2019, 7 a.m. 4.5 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) N/A N/A 2.1 μg/m3 (9) 21.0
 
Nov. 19, 2019, 6 a.m. 5.1 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) N/A N/A 2.3 μg/m3 (10) 22.0
 
Nov. 19, 2019, 5 a.m. 26.0 ppb (24) 5.8 ppb (5) N/A 21.0 ppb (19) N/A N/A 15.0 ppb (12) N/A N/A 7.0 μg/m3 (29) 29.0
 
Nov. 19, 2019, 4 a.m. 13.6 ppb (13) 1.3 ppb (1) N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) N/A N/A 3.5 μg/m3 (15) 15.0
 
Nov. 19, 2019, 3 a.m. 87.2 ppb (85) 51.4 ppb (48) N/A 36.0 ppb (33) N/A N/A 4.0 ppb (3) N/A N/A 14.8 μg/m3 (56) 85.0
 
Nov. 19, 2019, 2 a.m. 77.3 ppb (75) 32.7 ppb (30) N/A 45.0 ppb (42) N/A N/A 1.0 ppb (1) N/A N/A 17.6 μg/m3 (62) 75.0
 
Nov. 19, 2019, 1 a.m. 34.6 ppb (32) 4.8 ppb (4) N/A 30.0 ppb (28) N/A N/A 15.0 ppb (12) N/A N/A 9.0 μg/m3 (38) 38.0
 
Nov. 19, 2019, midnight 10.3 ppb (10) 1.4 ppb (1) N/A 9.0 ppb (8) N/A N/A 38.0 ppb (29) N/A N/A 8.1 μg/m3 (34) 34.0
 
Nov. 18, 2019, 11 p.m. 12.3 ppb (11) 1.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 37.0 ppb (28) N/A N/A 9.4 μg/m3 (39) 39.0
 
Nov. 18, 2019, 10 p.m. 16.8 ppb (16) 3.9 ppb (4) N/A 13.0 ppb (12) N/A N/A 34.0 ppb (26) N/A N/A 9.6 μg/m3 (40) 40.0
 
Nov. 18, 2019, 9 p.m. 19.7 ppb (18) 6.3 ppb (6) N/A 14.0 ppb (13) N/A N/A 34.0 ppb (26) N/A N/A 7.9 μg/m3 (33) 33.0
 
Nov. 18, 2019, 8 p.m. 17.5 ppb (16) 6.0 ppb (6) N/A 12.0 ppb (11) N/A N/A 32.0 ppb (25) N/A N/A 7.3 μg/m3 (30) 30.0
 
Nov. 18, 2019, 7 p.m. 19.4 ppb (18) 7.4 ppb (7) N/A 12.0 ppb (11) N/A N/A 32.0 ppb (25) N/A N/A 7.8 μg/m3 (32) 32.0
 
Nov. 18, 2019, 6 p.m. 14.9 ppb (14) 5.0 ppb (5) N/A 10.0 ppb (9) N/A N/A 31.0 ppb (24) N/A N/A 6.6 μg/m3 (28) 28.0
 
Nov. 18, 2019, 5 p.m. 15.8 ppb (15) 6.3 ppb (6) N/A 10.0 ppb (9) N/A N/A 29.0 ppb (22) N/A N/A 6.9 μg/m3 (29) 29.0
 
Nov. 18, 2019, 4 p.m. 40.8 ppb (38) 20.9 ppb (19) N/A 20.0 ppb (19) N/A N/A 17.0 ppb (13) N/A N/A 8.7 μg/m3 (36) 38.0
 
Nov. 18, 2019, 3 p.m. 25.2 ppb (23) 10.4 ppb (10) N/A 15.0 ppb (14) N/A N/A 20.0 ppb (15) N/A N/A 6.7 μg/m3 (28) 28.0
 
Nov. 18, 2019, 2 p.m. 38.4 ppb (36) 13.2 ppb (12) N/A 26.0 ppb (24) N/A N/A 11.0 ppb (8) N/A N/A 8.6 μg/m3 (36) 36.0
 
Nov. 18, 2019, 1 p.m. 24.9 ppb (23) 5.4 ppb (5) N/A 20.0 ppb (19) N/A N/A 16.0 ppb (12) N/A N/A 6.4 μg/m3 (27) 27.0
 
Nov. 18, 2019, noon 12.1 ppb (11) 1.3 ppb (1) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) N/A N/A 3.8 μg/m3 (16) 19.0
 
Nov. 18, 2019, 11 a.m. 8.3 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) N/A N/A 4.1 μg/m3 (17) 21.0
 
Nov. 18, 2019, 10 a.m. 9.3 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 27.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
Nov. 18, 2019, 9 a.m. 10.1 ppb (9) 1.2 ppb (1) N/A 9.0 ppb (8) N/A N/A 27.0 ppb (21) N/A N/A 3.9 μg/m3 (16) 21.0
 
Nov. 18, 2019, 8 a.m. 6.4 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Nov. 18, 2019, 7 a.m. 8.8 ppb (8) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 27.0 ppb (21) N/A N/A 3.9 μg/m3 (16) 21.0
 
Nov. 18, 2019, 6 a.m. 11.1 ppb (10) 0.5 ppb (0) N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) N/A N/A 4.3 μg/m3 (18) 20.0
 
Nov. 18, 2019, 5 a.m. 13.9 ppb (13) 1.2 ppb (1) N/A 13.0 ppb (12) N/A N/A 26.0 ppb (20) N/A N/A 4.8 μg/m3 (20) 20.0
 
Nov. 18, 2019, 4 a.m. 15.6 ppb (14) 0.8 ppb (1) N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) N/A N/A 5.3 μg/m3 (22) 22.0
 
Nov. 18, 2019, 3 a.m. 50.2 ppb (46) 13.8 ppb (13) N/A 37.0 ppb (34) N/A N/A 3.0 ppb (2) N/A N/A 11.4 μg/m3 (48) 48.0
 
Nov. 18, 2019, 2 a.m. 38.4 ppb (36) 2.9 ppb (3) N/A 36.0 ppb (33) N/A N/A 4.0 ppb (3) N/A N/A 10.7 μg/m3 (45) 45.0
 
Nov. 18, 2019, 1 a.m. 16.9 ppb (16) 1.0 ppb (1) N/A 16.0 ppb (15) N/A N/A 26.0 ppb (20) N/A N/A 8.9 μg/m3 (37) 37.0
 
Nov. 18, 2019, midnight 4.5 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) N/A N/A 4.1 μg/m3 (17) 32.0
 
Nov. 17, 2019, 11 p.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 3.4 μg/m3 (14) 35.0
 
Nov. 17, 2019, 10 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) N/A N/A 4.9 μg/m3 (20) 37.0
 
Nov. 17, 2019, 9 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) N/A N/A 4.2 μg/m3 (18) 37.0
 
Nov. 17, 2019, 8 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) N/A N/A 5.2 μg/m3 (22) 35.0
 
Nov. 17, 2019, 7 p.m. 6.5 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) N/A N/A 6.4 μg/m3 (27) 32.0
 
Nov. 17, 2019, 6 p.m. 5.7 ppb (5) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 5.7 μg/m3 (24) 29.0
 
Nov. 17, 2019, 5 p.m. 6.1 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A N/A 4.5 μg/m3 (19) 28.0
 
Nov. 17, 2019, 4 p.m. 7.8 ppb (7) 2.8 ppb (3) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) N/A N/A 5.0 μg/m3 (21) 23.0
 
Nov. 17, 2019, 3 p.m. 11.2 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A N/A 24.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
Nov. 17, 2019, 2 p.m. 12.5 ppb (12) 1.1 ppb (1) N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) N/A N/A 6.2 μg/m3 (26) 26.0
 
Nov. 17, 2019, 1 p.m. 19.2 ppb (18) 1.0 ppb (1) N/A 19.0 ppb (18) N/A N/A 12.0 ppb (9) N/A N/A 7.9 μg/m3 (33) 33.0
 
Nov. 17, 2019, noon 11.0 ppb (10) 3.4 ppb (3) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) N/A N/A 4.9 μg/m3 (20) 22.0
 
Nov. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 5.3 μg/m3 (22) 22.0
 
Nov. 17, 2019, 10 a.m. 14.9 ppb (14) 5.6 ppb (5) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) N/A N/A 4.9 μg/m3 (20) 20.0
 
Nov. 17, 2019, 9 a.m. 11.8 ppb (11) 3.8 ppb (4) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) N/A N/A 4.7 μg/m3 (20) 22.0
 
Nov. 17, 2019, 8 a.m. 16.4 ppb (15) 7.1 ppb (7) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) N/A N/A 4.1 μg/m3 (17) 22.0
 
Nov. 17, 2019, 7 a.m. 21.1 ppb (20) 7.2 ppb (7) N/A 14.0 ppb (13) N/A N/A 26.0 ppb (20) N/A N/A 4.1 μg/m3 (17) 20.0
 
Nov. 17, 2019, 6 a.m. 8.7 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 31.0 ppb (24) N/A N/A 4.2 μg/m3 (18) 24.0
 
Nov. 17, 2019, 5 a.m. 10.3 ppb (10) 1.5 ppb (1) N/A 9.0 ppb (8) N/A N/A 32.0 ppb (25) N/A N/A 4.5 μg/m3 (19) 25.0
 
Nov. 17, 2019, 4 a.m. 19.6 ppb (18) 0.6 ppb (1) N/A 19.0 ppb (18) N/A N/A 22.0 ppb (17) N/A N/A 7.3 μg/m3 (30) 30.0
 
Nov. 17, 2019, 3 a.m. 18.4 ppb (17) 2.6 ppb (2) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) N/A N/A 7.2 μg/m3 (30) 30.0
 
Nov. 17, 2019, 2 a.m. 9.6 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) N/A N/A 5.3 μg/m3 (22) 23.0
 
Nov. 17, 2019, 1 a.m. 11.8 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A 33.0 ppb (25) N/A N/A 5.4 μg/m3 (23) 25.0
 
Nov. 17, 2019, midnight 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) N/A N/A 5.2 μg/m3 (22) 33.0
 
Nov. 16, 2019, 11 p.m. 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 3.2 μg/m3 (13) 35.0
 
Nov. 16, 2019, 10 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 5.1 μg/m3 (21) 35.0
 
Nov. 16, 2019, 9 p.m. 4.5 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) N/A N/A 8.7 μg/m3 (36) 36.0
 
Nov. 16, 2019, 8 p.m. 6.6 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) N/A N/A 13.8 μg/m3 (54) 54.0
 
Nov. 16, 2019, 7 p.m. 7.2 ppb (7) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (30) N/A N/A 11.3 μg/m3 (47) 47.0
 
Nov. 16, 2019, 6 p.m. 8.4 ppb (8) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) N/A N/A 12.4 μg/m3 (51) 51.0
 
Nov. 16, 2019, 5 p.m. 8.3 ppb (8) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) N/A N/A 10.4 μg/m3 (43) 43.0
 
Nov. 16, 2019, 4 p.m. 21.0 ppb (19) 9.0 ppb (8) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) N/A N/A 11.7 μg/m3 (49) 49.0
 
Nov. 16, 2019, 3 p.m. 31.0 ppb (29) 13.4 ppb (12) N/A 18.0 ppb (17) N/A N/A 11.0 ppb (8) N/A N/A 8.3 μg/m3 (35) 35.0
 
Nov. 16, 2019, 2 p.m. 20.3 ppb (19) 5.0 ppb (5) N/A 16.0 ppb (15) N/A N/A 12.0 ppb (9) N/A N/A 8.2 μg/m3 (34) 34.0
 
Nov. 16, 2019, 1 p.m. 17.5 ppb (16) 1.6 ppb (1) N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) N/A N/A 5.8 μg/m3 (24) 24.0
 
Nov. 16, 2019, noon 16.0 ppb (15) 1.4 ppb (1) N/A 15.0 ppb (14) N/A N/A 13.0 ppb (10) N/A N/A 7.5 μg/m3 (31) 31.0
 
Nov. 16, 2019, 11 a.m. 13.4 ppb (12) 0.8 ppb (1) N/A 13.0 ppb (12) N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
Nov. 16, 2019, 10 a.m. 12.8 ppb (12) 1.2 ppb (1) N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) N/A N/A 6.3 μg/m3 (26) 26.0
 
Nov. 16, 2019, 9 a.m. 12.0 ppb (11) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) N/A N/A 5.4 μg/m3 (23) 23.0
 
Nov. 16, 2019, 8 a.m. 11.3 ppb (10) 0.9 ppb (1) N/A 11.0 ppb (10) N/A N/A 22.0 ppb (17) N/A N/A 5.4 μg/m3 (23) 23.0
 
Nov. 16, 2019, 7 a.m. 11.6 ppb (11) 2.1 ppb (2) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) N/A N/A 3.9 μg/m3 (16) 19.0
 
Nov. 16, 2019, 6 a.m. 16.2 ppb (15) 1.6 ppb (1) N/A 15.0 ppb (14) N/A N/A 21.0 ppb (16) N/A N/A 3.9 μg/m3 (16) 16.0
 
Nov. 16, 2019, 5 a.m. 21.0 ppb (19) 2.2 ppb (2) N/A 19.0 ppb (18) N/A N/A 18.0 ppb (14) N/A N/A 6.1 μg/m3 (25) 25.0
 
Nov. 16, 2019, 4 a.m. 29.1 ppb (27) 1.8 ppb (2) N/A 28.0 ppb (26) N/A N/A 11.0 ppb (8) N/A N/A 9.1 μg/m3 (38) 38.0
 
Nov. 16, 2019, 3 a.m. 38.5 ppb (36) 4.7 ppb (4) N/A 34.0 ppb (31) N/A N/A 7.0 ppb (5) N/A N/A 11.8 μg/m3 (49) 49.0
 
Nov. 16, 2019, 2 a.m. 24.1 ppb (22) 1.7 ppb (2) N/A 23.0 ppb (21) N/A N/A 15.0 ppb (12) N/A N/A 9.2 μg/m3 (38) 38.0
 
Nov. 16, 2019, 1 a.m. 40.7 ppb (38) 8.1 ppb (8) N/A 33.0 ppb (31) N/A N/A 10.0 ppb (8) N/A N/A 9.1 μg/m3 (38) 38.0
 
Nov. 16, 2019, midnight 26.4 ppb (24) 6.6 ppb (6) N/A 20.0 ppb (19) N/A N/A 25.0 ppb (19) N/A N/A 23.8 μg/m3 (75) 75.0
 
Nov. 15, 2019, 11 p.m. 9.2 ppb (9) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 41.0 ppb (32) N/A N/A 4.9 μg/m3 (20) 32.0
 
Nov. 15, 2019, 10 p.m. 6.9 ppb (6) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 44.0 ppb (34) N/A N/A 5.4 μg/m3 (23) 34.0
 
Nov. 15, 2019, 9 p.m. 6.2 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) N/A N/A 8.3 μg/m3 (35) 35.0
 
Nov. 15, 2019, 8 p.m. 4.7 ppb (4) 1.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) N/A N/A 4.9 μg/m3 (20) 34.0
 
Nov. 15, 2019, 7 p.m. 5.9 ppb (5) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) N/A N/A 6.5 μg/m3 (27) 30.0
 
Nov. 15, 2019, 6 p.m. 13.0 ppb (12) 6.0 ppb (6) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) N/A N/A 6.6 μg/m3 (28) 28.0
 
Nov. 15, 2019, 5 p.m. 11.9 ppb (11) 5.6 ppb (5) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (23) N/A N/A 6.7 μg/m3 (28) 28.0
 
Nov. 15, 2019, 4 p.m. 15.0 ppb (14) 7.0 ppb (6) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) N/A N/A 7.7 μg/m3 (32) 32.0
 
Nov. 15, 2019, 3 p.m. 17.2 ppb (16) 6.2 ppb (6) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) N/A N/A 5.0 μg/m3 (21) 21.0
 
Nov. 15, 2019, 2 p.m. 11.7 ppb (11) 3.5 ppb (3) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) N/A N/A 4.7 μg/m3 (20) 20.0
 
Nov. 15, 2019, 1 p.m. 10.0 ppb (9) 1.4 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) N/A N/A 5.3 μg/m3 (22) 22.0
 
Nov. 15, 2019, noon 7.5 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) N/A N/A 3.4 μg/m3 (14) 22.0
 
Nov. 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 3.1 μg/m3 (13) 22.0
 
Nov. 15, 2019, 10 a.m. 4.2 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) N/A N/A 2.4 μg/m3 (10) 23.0
 
Nov. 15, 2019, 9 a.m. 7.1 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) N/A N/A 2.6 μg/m3 (11) 23.0
 
Nov. 15, 2019, 8 a.m. 8.8 ppb (8) 1.9 ppb (2) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
Nov. 15, 2019, 7 a.m. 6.4 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
Nov. 15, 2019, 6 a.m. 6.7 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) N/A N/A 9.2 μg/m3 (38) 38.0
 
Nov. 15, 2019, 5 a.m. 26.2 ppb (24) 7.6 ppb (7) N/A 19.0 ppb (18) N/A N/A 19.0 ppb (15) N/A N/A 10.8 μg/m3 (45) 45.0
 
Nov. 15, 2019, 4 a.m. 36.3 ppb (34) 10.2 ppb (9) N/A 26.0 ppb (24) N/A N/A 11.0 ppb (8) N/A N/A 11.8 μg/m3 (49) 49.0
 
Nov. 15, 2019, 3 a.m. 86.8 ppb (85) 51.3 ppb (48) N/A 36.0 ppb (33) N/A N/A 1.0 ppb (1) N/A N/A 23.8 μg/m3 (75) 85.0
 
Nov. 15, 2019, 2 a.m. 85.6 ppb (84) 47.9 ppb (44) N/A 38.0 ppb (35) N/A N/A 1.0 ppb (1) N/A N/A 23.2 μg/m3 (74) 84.0
 
Nov. 15, 2019, 1 a.m. 78.0 ppb (76) 35.5 ppb (33) N/A 43.0 ppb (40) N/A N/A 1.0 ppb (1) N/A N/A 20.2 μg/m3 (67) 76.0
 
Nov. 15, 2019, midnight 34.5 ppb (32) 7.1 ppb (7) N/A 28.0 ppb (26) N/A N/A 14.0 ppb (11) N/A N/A 15.3 μg/m3 (57) 57.0
 
Nov. 14, 2019, 11 p.m. 17.5 ppb (16) 1.6 ppb (1) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) N/A N/A 12.0 μg/m3 (50) 50.0
 
Nov. 14, 2019, 10 p.m. 13.6 ppb (13) 2.5 ppb (2) N/A 11.0 ppb (10) N/A N/A 29.0 ppb (22) N/A N/A 10.4 μg/m3 (43) 43.0
 
Nov. 14, 2019, 9 p.m. 15.0 ppb (14) 4.2 ppb (4) N/A 11.0 ppb (10) N/A N/A 31.0 ppb (24) N/A N/A 9.1 μg/m3 (38) 38.0
 
Nov. 14, 2019, 8 p.m. 17.2 ppb (16) 5.9 ppb (5) N/A 12.0 ppb (11) N/A N/A 30.0 ppb (23) N/A N/A 11.0 μg/m3 (46) 46.0
 
Nov. 14, 2019, 7 p.m. 13.9 ppb (13) 5.3 ppb (5) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) N/A N/A 8.6 μg/m3 (36) 36.0
 
Nov. 14, 2019, 6 p.m. 16.2 ppb (15) 6.7 ppb (6) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) N/A N/A 7.7 μg/m3 (32) 32.0
 
Nov. 14, 2019, 5 p.m. 14.8 ppb (14) 6.2 ppb (6) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) N/A N/A 7.8 μg/m3 (32) 32.0
 
Nov. 14, 2019, 4 p.m. 18.6 ppb (17) 8.8 ppb (8) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) N/A N/A 5.5 μg/m3 (23) 23.0
 
Nov. 14, 2019, 3 p.m. 27.8 ppb (26) 14.0 ppb (13) N/A 14.0 ppb (13) N/A N/A 18.0 ppb (14) N/A N/A 8.4 μg/m3 (35) 35.0
 
Nov. 14, 2019, 2 p.m. 22.6 ppb (21) 10.9 ppb (10) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) N/A N/A 5.5 μg/m3 (23) 23.0
 
Nov. 14, 2019, 1 p.m. 13.4 ppb (12) 3.1 ppb (3) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) N/A N/A 5.3 μg/m3 (22) 22.0
 
Nov. 14, 2019, noon 10.0 ppb (9) 1.4 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) N/A N/A 4.1 μg/m3 (17) 19.0
 
Nov. 14, 2019, 11 a.m. 7.5 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) N/A N/A 2.7 μg/m3 (11) 20.0
 
Nov. 14, 2019, 10 a.m. 6.6 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) N/A N/A 2.7 μg/m3 (11) 21.0
 
Nov. 14, 2019, 9 a.m. 7.6 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) N/A N/A 2.5 μg/m3 (10) 20.0
 
Nov. 14, 2019, 8 a.m. 14.7 ppb (14) 3.0 ppb (3) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) N/A N/A 2.4 μg/m3 (10) 15.0
 
Nov. 14, 2019, 7 a.m. 10.1 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) N/A N/A 2.4 μg/m3 (10) 18.0
 
Nov. 14, 2019, 6 a.m. 9.4 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) N/A N/A 2.4 μg/m3 (10) 20.0
 
Nov. 14, 2019, 5 a.m. 10.1 ppb (9) 0.7 ppb (1) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) N/A N/A 2.3 μg/m3 (10) 19.0
 
Nov. 14, 2019, 4 a.m. 17.5 ppb (16) 2.2 ppb (2) N/A 16.0 ppb (15) N/A N/A 21.0 ppb (16) N/A N/A 3.9 μg/m3 (16) 16.0
 
Nov. 14, 2019, 3 a.m. 31.2 ppb (29) 4.5 ppb (4) N/A 27.0 ppb (25) N/A N/A 11.0 ppb (8) N/A N/A 6.9 μg/m3 (29) 29.0
 
Nov. 14, 2019, 2 a.m. 36.4 ppb (34) 8.6 ppb (8) N/A 28.0 ppb (26) N/A N/A 11.0 ppb (8) N/A N/A 8.3 μg/m3 (35) 35.0
 
Nov. 14, 2019, 1 a.m. 21.0 ppb (19) 0.8 ppb (1) N/A 20.0 ppb (19) N/A N/A 22.0 ppb (17) N/A N/A 8.0 μg/m3 (33) 33.0
 
Nov. 14, 2019, midnight 14.5 ppb (13) 1.1 ppb (1) N/A 14.0 ppb (13) N/A N/A 31.0 ppb (24) N/A N/A 10.7 μg/m3 (45) 45.0
 
Nov. 13, 2019, 11 p.m. 8.6 ppb (8) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 38.0 ppb (29) N/A N/A 8.9 μg/m3 (37) 37.0
 
Nov. 13, 2019, 10 p.m. 4.6 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A N/A 3.8 μg/m3 (16) 35.0
 
Nov. 13, 2019, 9 p.m. 4.1 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) N/A N/A 6.5 μg/m3 (27) 36.0
 
Nov. 13, 2019, 8 p.m. 4.9 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A N/A 10.3 μg/m3 (43) 43.0
 
Nov. 13, 2019, 7 p.m. 10.1 ppb (9) 2.8 ppb (3) N/A 8.0 ppb (7) N/A N/A 38.0 ppb (29) N/A N/A 14.1 μg/m3 (54) 54.0
 
Nov. 13, 2019, 6 p.m. 14.6 ppb (14) 5.1 ppb (5) N/A 10.0 ppb (9) N/A N/A 34.0 ppb (26) N/A N/A 14.9 μg/m3 (56) 56.0
 
Nov. 13, 2019, 5 p.m. 22.1 ppb (20) 9.3 ppb (9) N/A 13.0 ppb (12) N/A N/A 26.0 ppb (20) N/A N/A 14.1 μg/m3 (54) 54.0
 
Nov. 13, 2019, 4 p.m. 25.4 ppb (24) 11.8 ppb (11) N/A 14.0 ppb (13) N/A N/A 23.0 ppb (18) N/A N/A 12.1 μg/m3 (50) 50.0
 
Nov. 13, 2019, 3 p.m. 75.7 ppb (73) 47.2 ppb (44) N/A 29.0 ppb (27) N/A N/A 7.0 ppb (5) N/A N/A 12.8 μg/m3 (52) 73.0
 
Nov. 13, 2019, 2 p.m. 59.7 ppb (56) 32.4 ppb (30) N/A 28.0 ppb (26) N/A N/A 3.0 ppb (2) N/A N/A 11.6 μg/m3 (48) 56.0
 
Nov. 13, 2019, 1 p.m. 32.9 ppb (30) 9.1 ppb (8) N/A 24.0 ppb (22) N/A N/A 5.0 ppb (4) N/A N/A 11.3 μg/m3 (47) 47.0
 
Nov. 13, 2019, noon 17.9 ppb (17) 2.7 ppb (3) N/A 16.0 ppb (15) N/A N/A 15.0 ppb (12) N/A N/A 9.9 μg/m3 (41) 41.0
 
Nov. 13, 2019, 11 a.m. 16.9 ppb (16) 1.0 ppb (1) N/A 16.0 ppb (15) N/A N/A 11.0 ppb (8) N/A N/A 10.5 μg/m3 (44) 44.0
 
Nov. 13, 2019, 10 a.m. 9.7 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) N/A N/A 5.2 μg/m3 (22) 22.0
 
Nov. 13, 2019, 9 a.m. 13.3 ppb (12) 2.6 ppb (2) N/A 11.0 ppb (10) N/A N/A 23.0 ppb (18) N/A N/A 5.3 μg/m3 (22) 22.0
 
Nov. 13, 2019, 8 a.m. 12.2 ppb (11) 0.9 ppb (1) N/A 12.0 ppb (11) N/A N/A 23.0 ppb (18) N/A N/A 8.9 μg/m3 (37) 37.0
 
Nov. 13, 2019, 7 a.m. 14.1 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A N/A 22.0 ppb (17) N/A N/A 11.4 μg/m3 (48) 48.0
 
Nov. 13, 2019, 6 a.m. 18.6 ppb (17) 1.4 ppb (1) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) N/A N/A 12.7 μg/m3 (51) 51.0
 
Nov. 13, 2019, 5 a.m. 13.4 ppb (12) 1.0 ppb (1) N/A 13.0 ppb (12) N/A N/A 25.0 ppb (19) N/A N/A 6.9 μg/m3 (29) 29.0
 
Nov. 13, 2019, 4 a.m. 40.7 ppb (38) 16.2 ppb (15) N/A 25.0 ppb (23) N/A N/A 11.0 ppb (8) N/A N/A 15.8 μg/m3 (58) 58.0
 
Nov. 13, 2019, 3 a.m. 30.7 ppb (28) 5.4 ppb (5) N/A 26.0 ppb (24) N/A N/A 14.0 ppb (11) N/A N/A 9.3 μg/m3 (39) 39.0
 
Nov. 13, 2019, 2 a.m. 71.7 ppb (69) 27.6 ppb (26) N/A 45.0 ppb (42) N/A N/A 2.0 ppb (2) N/A N/A 25.2 μg/m3 (78) 78.0
 
Nov. 13, 2019, 1 a.m. 35.7 ppb (33) 4.8 ppb (4) N/A 31.0 ppb (29) N/A N/A 15.0 ppb (12) N/A N/A 19.0 μg/m3 (65) 65.0
 
Nov. 13, 2019, midnight 17.0 ppb (16) 2.5 ppb (2) N/A 15.0 ppb (14) N/A N/A 29.0 ppb (22) N/A N/A 12.6 μg/m3 (51) 51.0
 
Nov. 12, 2019, 11 p.m. 7.6 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) N/A N/A 10.6 μg/m3 (44) 44.0
 
Nov. 12, 2019, 10 p.m. 6.2 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) N/A N/A 11.0 μg/m3 (46) 46.0
 
Nov. 12, 2019, 9 p.m. 5.1 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 44.0 ppb (34) N/A N/A 5.8 μg/m3 (24) 34.0
 
Nov. 12, 2019, 8 p.m. 13.3 ppb (12) 4.4 ppb (4) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) N/A N/A 7.4 μg/m3 (31) 31.0
 
Nov. 12, 2019, 7 p.m. 14.4 ppb (13) 5.3 ppb (5) N/A 9.0 ppb (8) N/A N/A 34.0 ppb (26) N/A N/A 6.8 μg/m3 (28) 28.0
 
Nov. 12, 2019, 6 p.m. 14.1 ppb (13) 5.8 ppb (5) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) N/A N/A 6.3 μg/m3 (26) 26.0
 
Nov. 12, 2019, 5 p.m. 12.4 ppb (11) 5.0 ppb (5) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) N/A N/A N/A 22.0
 
Nov. 12, 2019, 4 p.m. 14.4 ppb (13) 5.9 ppb (5) N/A 9.0 ppb (8) N/A N/A 27.0 ppb (21) N/A N/A 5.5 μg/m3 (23) 23.0
 
Nov. 12, 2019, 3 p.m. 22.1 ppb (20) 8.1 ppb (8) N/A 14.0 ppb (13) N/A N/A 21.0 ppb (16) N/A N/A 6.9 μg/m3 (29) 29.0
 
Nov. 12, 2019, 2 p.m. 22.5 ppb (21) 5.9 ppb (5) N/A 17.0 ppb (16) N/A N/A 15.0 ppb (12) N/A N/A 7.3 μg/m3 (30) 30.0
 
Nov. 12, 2019, 1 p.m. 22.0 ppb (20) 4.2 ppb (4) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) N/A N/A 4.8 μg/m3 (20) 20.0
 
Nov. 12, 2019, noon 11.0 ppb (10) 2.1 ppb (2) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) N/A N/A 4.0 μg/m3 (17) 19.0
 
Nov. 12, 2019, 11 a.m. 8.4 ppb (8) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 27.0 ppb (21) N/A N/A 3.1 μg/m3 (13) 21.0