AQSQID: 060731006

Site Name: Alpine

Location: San Diego Co, CA

Reporting: True, Located: True

Current AQI: 35.0

San Diego Co CA, US: 32.842297, -116.768326

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.8 μg/m3 (12) 35.0
 
Sept. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
Sept. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 5.7 μg/m3 (24) 35.0
 
Sept. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 6.0 μg/m3 (25) 40.0
 
Sept. 21, 2019, noon N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 8.0 μg/m3 (33) 41.0
 
Sept. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.9 μg/m3 (45) 45.0
 
Sept. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 9.8 μg/m3 (41) 41.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 9.5 μg/m3 (40) 40.0
 
Sept. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 9.8 μg/m3 (41) 41.0
 
Sept. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 10.5 μg/m3 (44) 44.0
 
Sept. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 7.3 μg/m3 (30) 30.0
 
Sept. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 7.2 μg/m3 (30) 30.0
 
Sept. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 9.8 μg/m3 (41) 41.0
 
Sept. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 7.9 μg/m3 (33) 36.0
 
Sept. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 6.5 μg/m3 (27) 45.0
 
Sept. 21, 2019, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 8.7 μg/m3 (36) 48.0
 
Sept. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A N/A 13.5 μg/m3 (53) 53.0
 
Sept. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 11.2 μg/m3 (47) 54.0
 
Sept. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (52) N/A N/A 10.2 μg/m3 (42) 52.0
 
Sept. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 3.7 μg/m3 (15) 43.0
 
Sept. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 1.5 μg/m3 (6) 38.0
 
Sept. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A -0.6 μg/m3 (0) 32.0
 
Sept. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A -1.9 μg/m3 (0) 29.0
 
Sept. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A -3.3 μg/m3 (0) 27.0
 
Sept. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A -1.5 μg/m3 (0) 22.0
 
Sept. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 1.7 μg/m3 (7) 22.0
 
Sept. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.4 μg/m3 (14) 20.0
 
Sept. 20, 2019, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
Sept. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (10) 10.0
 
Sept. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 5.2 μg/m3 (22) 22.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 4.4 μg/m3 (18) 18.0
 
Sept. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 4.4 μg/m3 (18) 18.0
 
Sept. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 1.2 μg/m3 (5) 18.0
 
Sept. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 6.1 μg/m3 (25) 25.0
 
Sept. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
Sept. 20, 2019, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
Sept. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 2.1 μg/m3 (9) 27.0
 
Sept. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 1.5 μg/m3 (6) 28.0
 
Sept. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
Sept. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 9.6 μg/m3 (40) 45.0
 
Sept. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 7.7 μg/m3 (32) 42.0
 
Sept. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 6.2 μg/m3 (26) 41.0
 
Sept. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.7 μg/m3 (15) 35.0
 
Sept. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Sept. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Sept. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 2.8 μg/m3 (12) 30.0
 
Sept. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 4.7 μg/m3 (20) 33.0
 
Sept. 19, 2019, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
Sept. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.7 μg/m3 (7) 7.0
 
Sept. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.6 μg/m3 (15) 35.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 5.7 μg/m3 (24) 28.0
 
Sept. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 10.4 μg/m3 (43) 43.0
 
Sept. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 10.1 μg/m3 (42) 42.0
 
Sept. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 7.8 μg/m3 (32) 32.0
 
Sept. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 9.8 μg/m3 (41) 41.0
 
Sept. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 7.5 μg/m3 (31) 34.0
 
Sept. 19, 2019, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 5.2 μg/m3 (22) 42.0
 
Sept. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 6.7 μg/m3 (28) 45.0
 
Sept. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 7.5 μg/m3 (31) 47.0
 
Sept. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 6.6 μg/m3 (28) 50.0
 
Sept. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A N/A 16.6 μg/m3 (60) 60.0
 
Sept. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 5.6 μg/m3 (23) 44.0
 
Sept. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
Sept. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A -3.7 μg/m3 (0) 33.0
 
Sept. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A -2.8 μg/m3 (0) 31.0
 
Sept. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
Sept. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A -0.1 μg/m3 (0) 32.0
 
Sept. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A -0.8 μg/m3 (0) 31.0
 
Sept. 18, 2019, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A -0.4 μg/m3 (0) 28.0
 
Sept. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (15) 15.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 5.4 μg/m3 (23) 23.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 8.1 μg/m3 (34) 34.0
 
Sept. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 5.1 μg/m3 (21) 21.0
 
Sept. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 4.6 μg/m3 (19) 19.0
 
Sept. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 6.5 μg/m3 (27) 27.0
 
Sept. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 6.1 μg/m3 (25) 25.0
 
Sept. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 7.1 μg/m3 (30) 30.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 18, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 6.7 μg/m3 (28) 33.0
 
Sept. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 4.8 μg/m3 (20) 38.0
 
Sept. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 5.2 μg/m3 (22) 40.0
 
Sept. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Sept. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (18) 18.0
 
Sept. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (10) 10.0
 
Sept. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 1.7 μg/m3 (7) 35.0
 
Sept. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
Sept. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A -4.2 μg/m3 (0) 26.0
 
Sept. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 1.2 μg/m3 (5) 20.0
 
Sept. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.2 μg/m3 (13) 23.0
 
Sept. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.6 μg/m3 (15) 26.0
 
Sept. 17, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 0.6 μg/m3 (2) 25.0
 
Sept. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (20) 20.0
 
Sept. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (38) 38.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 10.3 μg/m3 (43) 43.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 2.3 μg/m3 (10) 24.0
 
Sept. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.3 μg/m3 (18) 22.0
 
Sept. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 6.9 μg/m3 (29) 29.0
 
Sept. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 8.3 μg/m3 (35) 35.0
 
Sept. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 4.9 μg/m3 (20) 30.0
 
Sept. 17, 2019, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 6.8 μg/m3 (28) 35.0
 
Sept. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 5.5 μg/m3 (23) 38.0
 
Sept. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 4.9 μg/m3 (20) 38.0
 
Sept. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 6.0 μg/m3 (25) 41.0
 
Sept. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 6.9 μg/m3 (29) 48.0
 
Sept. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 6.8 μg/m3 (28) 47.0
 
Sept. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 4.9 μg/m3 (20) 41.0
 
Sept. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.3 μg/m3 (10) 34.0
 
Sept. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 1.3 μg/m3 (5) 28.0
 
Sept. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 3.2 μg/m3 (13) 24.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 2.8 μg/m3 (12) 27.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 1.9 μg/m3 (8) 26.0
 
Sept. 16, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (18) 18.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (18) 18.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.9 μg/m3 (12) 25.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 4.4 μg/m3 (18) 28.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 6.6 μg/m3 (28) 34.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.3 μg/m3 (14) 33.0
 
Sept. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 5.1 μg/m3 (21) 35.0
 
Sept. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 4.3 μg/m3 (18) 31.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 7.7 μg/m3 (32) 35.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 12.5 μg/m3 (51) 51.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 5.6 μg/m3 (23) 42.0
 
Sept. 16, 2019, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.5 μg/m3 (15) 35.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 4.8 μg/m3 (20) 42.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 5.7 μg/m3 (24) 48.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (61) N/A N/A 2.0 μg/m3 (8) 61.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A -2.4 μg/m3 (0) 44.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A N/A 0.7 μg/m3 (3) 48.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 3.3 μg/m3 (14) 51.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (52) N/A N/A 4.7 μg/m3 (20) 52.0
 
Sept. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 3.7 μg/m3 (15) 51.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 3.6 μg/m3 (15) 45.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 4.6 μg/m3 (19) 46.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 1.9 μg/m3 (8) 50.0
 
Sept. 15, 2019, noon N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A N/A 1.2 μg/m3 (5) 51.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 4.6 μg/m3 (19) 50.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A N/A 5.6 μg/m3 (23) 50.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 6.2 μg/m3 (26) 48.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 5.3 μg/m3 (22) 47.0
 
Sept. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 6.2 μg/m3 (26) 40.0
 
Sept. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 3.8 μg/m3 (16) 44.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 5.3 μg/m3 (22) 42.0
 
Sept. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 6.4 μg/m3 (27) 46.0
 
Sept. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A N/A 2.7 μg/m3 (11) 48.0
 
Sept. 15, 2019, midnight N/A N/A N/A N/A N/A N/A 67.0 ppb (52) N/A N/A 4.5 μg/m3 (19) 52.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (57) N/A N/A 4.4 μg/m3 (18) 57.0
 
Sept. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 74.0 ppb (57) N/A N/A 5.5 μg/m3 (23) 57.0
 
Sept. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 89.0 ppb (70) N/A N/A 9.0 μg/m3 (38) 70.0
 
Sept. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 110.0 ppb (88) N/A N/A 14.2 μg/m3 (55) 88.0
 
Sept. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 97.0 ppb (77) N/A N/A 8.3 μg/m3 (35) 77.0
 
Sept. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 82.0 ppb (64) N/A N/A 6.2 μg/m3 (26) 64.0
 
Sept. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 79.0 ppb (62) N/A N/A 3.9 μg/m3 (16) 62.0