AQSQID: 040139812

Site Name: Durango

Location: Phoenix (R C Esterbrooks Blvd), AZ

Reporting: True, Located: True

Current AQI: 45.0

Phoenix (R C Esterbrooks Blvd) AZ, US: 33.4265, -112.1181

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 22, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 35.0 μg/m3 (32) 10.9 μg/m3 (45) 45.0
 
Sept. 22, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 39.0 μg/m3 (35) 12.1 μg/m3 (50) 50.0
 
Sept. 22, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 39.0 μg/m3 (35) 9.8 μg/m3 (41) 41.0
 
Sept. 22, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 57.0 μg/m3 (51) 13.3 μg/m3 (53) 53.0
 
Sept. 22, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 35.0 μg/m3 (32) 11.6 μg/m3 (48) 48.0
 
Sept. 22, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 7.6 μg/m3 (32) 32.0
 
Sept. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 15.0 μg/m3 (14) 2.5 μg/m3 (10) 14.0
 
Sept. 22, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 3.2 μg/m3 (13) 13.0
 
Sept. 22, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 3.1 μg/m3 (13) 13.0
 
Sept. 21, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 9.0 μg/m3 (8) 1.1 μg/m3 (5) 8.0
 
Sept. 21, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 4.3 μg/m3 (18) 18.0
 
Sept. 21, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 6.2 μg/m3 (26) 26.0
 
Sept. 21, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 3.4 μg/m3 (14) 14.0
 
Sept. 21, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 22.0 μg/m3 (20) 6.7 μg/m3 (28) 28.0
 
Sept. 21, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 6.3 μg/m3 (26) 26.0
 
Sept. 21, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 22.0 μg/m3 (20) 8.1 μg/m3 (34) 34.0
 
Sept. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 1.4 μg/m3 (6) 17.0
 
Sept. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 31.0 μg/m3 (28) 4.2 μg/m3 (18) 28.0
 
Sept. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 111.0 μg/m3 (78) 14.0 μg/m3 (54) 78.0
 
Sept. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 100.0 μg/m3 (72) 13.2 μg/m3 (53) 72.0
 
Sept. 21, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 38.0 μg/m3 (35) 10.3 μg/m3 (43) 43.0
 
Sept. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 31.0 μg/m3 (28) 9.1 μg/m3 (38) 38.0
 
Sept. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 32.0 μg/m3 (29) 10.2 μg/m3 (42) 42.0
 
Sept. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 36.0 μg/m3 (33) 9.7 μg/m3 (40) 40.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 41.0 μg/m3 (37) 10.8 μg/m3 (45) 45.0
 
Sept. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 31.0 μg/m3 (28) 10.8 μg/m3 (45) 45.0
 
Sept. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 3.4 μg/m3 (14) 26.0
 
Sept. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 32.0 μg/m3 (29) 5.7 μg/m3 (24) 29.0
 
Sept. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 28.0 μg/m3 (25) 6.5 μg/m3 (27) 27.0
 
Sept. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 5.2 μg/m3 (22) 22.0
 
Sept. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 6.9 μg/m3 (29) 29.0
 
Sept. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 9.5 μg/m3 (40) 40.0
 
Sept. 21, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 22.0 μg/m3 (20) 7.4 μg/m3 (31) 31.0
 
Sept. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 3.2 μg/m3 (13) 15.0
 
Sept. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 3.2 μg/m3 (13) 16.0
 
Sept. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 23.0 μg/m3 (21) 3.1 μg/m3 (13) 21.0
 
Sept. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 32.0 μg/m3 (29) 7.5 μg/m3 (31) 31.0
 
Sept. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 3.3 μg/m3 (14) 26.0
 
Sept. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 33.0 μg/m3 (30) 4.8 μg/m3 (20) 30.0
 
Sept. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 43.0 μg/m3 (39) 11.2 μg/m3 (47) 47.0
 
Sept. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 53.0 μg/m3 (48) 8.5 μg/m3 (35) 48.0
 
Sept. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 69.0 μg/m3 (57) 9.4 μg/m3 (39) 57.0
 
Sept. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 45.0 μg/m3 (41) 6.6 μg/m3 (28) 41.0
 
Sept. 20, 2019, noon N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 36.0 μg/m3 (33) 6.8 μg/m3 (28) 33.0
 
Sept. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 31.0 μg/m3 (28) 4.5 μg/m3 (19) 28.0
 
Sept. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 22.0 μg/m3 (20) 3.0 μg/m3 (12) 20.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 23.0 μg/m3 (21) 7.1 μg/m3 (30) 30.0
 
Sept. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 28.0 μg/m3 (25) 5.5 μg/m3 (23) 25.0
 
Sept. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 30.0 μg/m3 (27) 5.9 μg/m3 (25) 27.0
 
Sept. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 23.0 μg/m3 (21) 5.8 μg/m3 (24) 24.0
 
Sept. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 2.1 μg/m3 (9) 15.0
 
Sept. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 4.5 μg/m3 (19) 19.0
 
Sept. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 3.4 μg/m3 (14) 18.0
 
Sept. 20, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 6.5 μg/m3 (27) 27.0
 
Sept. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 4.2 μg/m3 (18) 18.0
 
Sept. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 3.6 μg/m3 (15) 19.0
 
Sept. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 3.2 μg/m3 (13) 16.0
 
Sept. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 22.0 μg/m3 (20) 4.5 μg/m3 (19) 20.0
 
Sept. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 6.2 μg/m3 (26) 26.0
 
Sept. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 25.0 μg/m3 (23) 5.8 μg/m3 (24) 24.0
 
Sept. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 47.0 μg/m3 (43) 11.4 μg/m3 (48) 48.0
 
Sept. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 55.0 μg/m3 (50) 9.7 μg/m3 (40) 50.0
 
Sept. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 72.0 μg/m3 (58) 12.3 μg/m3 (51) 58.0
 
Sept. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 51.0 μg/m3 (46) 9.9 μg/m3 (41) 46.0
 
Sept. 19, 2019, noon N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 54.0 μg/m3 (49) 14.1 μg/m3 (54) 54.0
 
Sept. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 52.0 μg/m3 (47) 10.4 μg/m3 (43) 47.0
 
Sept. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 6.1 μg/m3 (25) 25.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 24.0 μg/m3 (22) 8.4 μg/m3 (35) 35.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 28.0 μg/m3 (25) 7.8 μg/m3 (32) 32.0
 
Sept. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 26.0 μg/m3 (24) 6.2 μg/m3 (26) 26.0
 
Sept. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 31.0 μg/m3 (28) 5.7 μg/m3 (24) 28.0
 
Sept. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 37.0 μg/m3 (34) 5.3 μg/m3 (22) 34.0
 
Sept. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 38.0 μg/m3 (35) 10.2 μg/m3 (42) 42.0
 
Sept. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 5.7 μg/m3 (24) 24.0
 
Sept. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 10.0 μg/m3 (9) 0.5 μg/m3 (2) 9.0
 
Sept. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
Sept. 19, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 3.9 μg/m3 (16) 16.0
 
Sept. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 15.0 μg/m3 (14) 2.8 μg/m3 (12) 14.0
 
Sept. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 4.3 μg/m3 (18) 18.0
 
Sept. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
Sept. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Sept. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 42.0 μg/m3 (38) 6.9 μg/m3 (29) 38.0
 
Sept. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 44.0 μg/m3 (40) 6.0 μg/m3 (25) 40.0
 
Sept. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 46.0 μg/m3 (42) 9.0 μg/m3 (38) 42.0
 
Sept. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 99.0 μg/m3 (72) 18.3 μg/m3 (63) 72.0
 
Sept. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 153.0 μg/m3 (99) 20.0 μg/m3 (67) 99.0
 
Sept. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 58.0 μg/m3 (52) 11.4 μg/m3 (48) 52.0
 
Sept. 18, 2019, noon N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A 37.0 μg/m3 (34) 10.7 μg/m3 (45) 45.0
 
Sept. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 38.0 μg/m3 (35) 11.8 μg/m3 (49) 49.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 46.0 μg/m3 (42) 12.7 μg/m3 (51) 51.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 39.0 μg/m3 (35) 13.1 μg/m3 (52) 52.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 37.0 μg/m3 (34) 12.4 μg/m3 (51) 51.0
 
Sept. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 45.0 μg/m3 (41) 18.2 μg/m3 (63) 63.0
 
Sept. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 76.0 μg/m3 (60) 25.0 μg/m3 (78) 78.0
 
Sept. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 61.0 μg/m3 (53) 19.2 μg/m3 (65) 65.0
 
Sept. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 82.0 μg/m3 (64) 19.5 μg/m3 (66) 66.0
 
Sept. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 24.0 μg/m3 (22) 5.6 μg/m3 (23) 23.0
 
Sept. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 11.0 μg/m3 (10) 3.6 μg/m3 (15) 15.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 9.0 μg/m3 (8) 1.6 μg/m3 (7) 8.0
 
Sept. 18, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 4.2 μg/m3 (18) 18.0
 
Sept. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 15.0 μg/m3 (14) 5.5 μg/m3 (23) 23.0
 
Sept. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 4.1 μg/m3 (17) 17.0
 
Sept. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 3.5 μg/m3 (15) 16.0
 
Sept. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 2.9 μg/m3 (12) 15.0
 
Sept. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 4.8 μg/m3 (20) 20.0
 
Sept. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 2.9 μg/m3 (12) 13.0
 
Sept. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 7.4 μg/m3 (31) 31.0
 
Sept. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 26.0 μg/m3 (24) 7.3 μg/m3 (30) 30.0
 
Sept. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 6.4 μg/m3 (27) 27.0
 
Sept. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 48.0 μg/m3 (44) 10.6 μg/m3 (44) 44.0
 
Sept. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 38.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 31.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 7.5 μg/m3 (31) 31.0
 
Sept. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 10.0 μg/m3 (9) 5.3 μg/m3 (22) 22.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 9.5 μg/m3 (40) 40.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 11.0 μg/m3 (10) 4.9 μg/m3 (20) 20.0
 
Sept. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 13.0 μg/m3 (12) 4.3 μg/m3 (18) 18.0
 
Sept. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 17.0 μg/m3 (15) 7.1 μg/m3 (30) 30.0
 
Sept. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 18.0 μg/m3 (16) 6.4 μg/m3 (27) 27.0
 
Sept. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 43.0 μg/m3 (39) 10.9 μg/m3 (45) 45.0
 
Sept. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 88.0 μg/m3 (66) 5.2 μg/m3 (22) 66.0
 
Sept. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 246.0 μg/m3 (146) 6.4 μg/m3 (27) 146.0
 
Sept. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 76.0 μg/m3 (60) 4.5 μg/m3 (19) 60.0
 
Sept. 17, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 50.0 μg/m3 (45) 7.7 μg/m3 (32) 45.0
 
Sept. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 5.9 μg/m3 (25) 25.0
 
Sept. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 4.1 μg/m3 (17) 18.0
 
Sept. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 2.8 μg/m3 (12) 19.0
 
Sept. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 25.0 μg/m3 (23) 4.5 μg/m3 (19) 23.0
 
Sept. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 23.0 μg/m3 (21) 3.0 μg/m3 (12) 21.0
 
Sept. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 22.0 μg/m3 (20) 5.1 μg/m3 (21) 21.0
 
Sept. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 5.9 μg/m3 (25) 25.0
 
Sept. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 2.3 μg/m3 (10) 15.0
 
Sept. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 24.0 μg/m3 (22) 3.7 μg/m3 (15) 22.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 29.0 μg/m3 (26) 7.6 μg/m3 (32) 32.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 26.0 μg/m3 (24) 6.5 μg/m3 (27) 27.0
 
Sept. 16, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 23.0 μg/m3 (21) 7.9 μg/m3 (33) 33.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 13.0 μg/m3 (12) 3.2 μg/m3 (13) 13.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 13.0 μg/m3 (12) 6.1 μg/m3 (25) 25.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 10.0 μg/m3 (9) 6.1 μg/m3 (25) 25.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 1.5 μg/m3 (6) 15.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 0.1 μg/m3 (0) 18.0
 
Sept. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 20.0 μg/m3 (18) 0.1 μg/m3 (0) 18.0
 
Sept. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 5.4 μg/m3 (23) 23.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 16.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 9.0 μg/m3 (8) 1.7 μg/m3 (7) 8.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 9.0 μg/m3 (8) 4.3 μg/m3 (18) 18.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 6.0 μg/m3 (5) 2.9 μg/m3 (12) 12.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 4.0 μg/m3 (4) 1.6 μg/m3 (7) 7.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 6.0 μg/m3 (5) 3.4 μg/m3 (14) 14.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 3.0 μg/m3 (3) 0.3 μg/m3 (1) 3.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A -1.0 μg/m3 (0) -3.1 μg/m3 (0) 3.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A -2.0 μg/m3 (0) -3.7 μg/m3 (0) 3.0
 
Sept. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 6.0 μg/m3 (5) 2.6 μg/m3 (11) 11.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 9.0 μg/m3 (8) 4.9 μg/m3 (20) 20.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 12.0 μg/m3 (11) 3.9 μg/m3 (16) 16.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 19.0 μg/m3 (17) 4.1 μg/m3 (17) 17.0
 
Sept. 15, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 21.0 μg/m3 (19) 4.5 μg/m3 (19) 19.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 6.0 μg/m3 (5) 3.6 μg/m3 (15) 15.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 6.0 μg/m3 (5) 2.4 μg/m3 (10) 10.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 6.0 μg/m3 (5) 1.7 μg/m3 (7) 7.0