AQSQID: 040139812

Site Name: Durango

Location: Phoenix (R C Esterbrooks Blvd), AZ

Reporting: False, Located: True

Current AQI: None

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
March 20, 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
March 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 25.0 μg/m3 (23) 5.8 μg/m3 (24) 24.0
 
March 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.0 μg/m3 (30) 13.3 μg/m3 (53) 53.0
 
March 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 25.0 μg/m3 (23) 6.9 μg/m3 (29) 29.0
 
March 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 μg/m3 (36) 8.5 μg/m3 (35) 36.0
 
March 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 12.2 μg/m3 (50) 58.0
 
March 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 49.0 μg/m3 (45) 8.7 μg/m3 (36) 45.0
 
March 20, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.0 μg/m3 (17) 5.7 μg/m3 (24) 24.0
 
March 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 5.4 μg/m3 (23) 23.0
 
March 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 5.3 μg/m3 (22) 22.0
 
March 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 36.0 μg/m3 (33) 8.1 μg/m3 (34) 34.0
 
March 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 29.0 μg/m3 (26) 9.1 μg/m3 (38) 38.0
 
March 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 10.2 μg/m3 (42) 42.0
 
March 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 36.0 μg/m3 (33) 9.9 μg/m3 (41) 41.0
 
March 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 45.0 μg/m3 (41) 12.1 μg/m3 (50) 50.0
 
March 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 56.0 μg/m3 (50) 13.2 μg/m3 (53) 53.0
 
March 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 35.0 μg/m3 (32) 9.1 μg/m3 (38) 38.0
 
March 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.0 μg/m3 (30) 3.4 μg/m3 (14) 30.0
 
March 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 3.0 μg/m3 (3) -0.3 μg/m3 (0) 3.0
 
March 20, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 2.7 μg/m3 (11) 11.0
 
March 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
March 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 4.3 μg/m3 (18) 18.0
 
March 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 3.6 μg/m3 (15) 15.0
 
March 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 3.6 μg/m3 (15) 16.0
 
March 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 5.8 μg/m3 (24) 24.0
 
March 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 10.4 μg/m3 (43) 43.0
 
March 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
March 19, 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) 5.2 μg/m3 (22) 24.0
 
March 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.0 μg/m3 (31) 7.1 μg/m3 (30) 31.0
 
March 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 76.0 μg/m3 (60) 10.4 μg/m3 (43) 60.0
 
March 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 63.0 μg/m3 (54) 6.5 μg/m3 (27) 54.0
 
March 19, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 4.8 μg/m3 (20) 20.0
 
March 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.0 μg/m3 (15) 5.1 μg/m3 (21) 21.0
 
March 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 7.6 μg/m3 (32) 32.0
 
March 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 10.1 μg/m3 (42) 42.0
 
March 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 46.0 μg/m3 (42) 12.3 μg/m3 (51) 51.0
 
March 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 42.0 μg/m3 (38) 12.2 μg/m3 (50) 50.0
 
March 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 9.1 μg/m3 (38) 38.0
 
March 19, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.0 μg/m3 (30) 10.1 μg/m3 (42) 42.0
 
March 19, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 35.0 μg/m3 (32) 9.3 μg/m3 (39) 39.0
 
March 19, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.0 μg/m3 (30) 7.9 μg/m3 (33) 33.0
 
March 19, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 25.0 μg/m3 (23) 7.0 μg/m3 (29) 29.0
 
March 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 8.4 μg/m3 (35) 35.0
 
March 19, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
March 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 9.0 μg/m3 (8) 2.7 μg/m3 (11) 11.0
 
March 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 8.0 μg/m3 (7) 2.2 μg/m3 (9) 9.0
 
March 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 3.2 μg/m3 (13) 13.0
 
March 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 4.5 μg/m3 (19) 19.0
 
March 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 1.1 μg/m3 (5) 9.0
 
March 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 2.8 μg/m3 (12) 12.0
 
March 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 6.1 μg/m3 (25) 25.0
 
March 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 30.0 μg/m3 (27) 3.5 μg/m3 (15) 27.0
 
March 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 41.0 μg/m3 (37) 10.9 μg/m3 (45) 45.0
 
March 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 49.0 μg/m3 (45) 9.9 μg/m3 (41) 45.0
 
March 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 6.7 μg/m3 (28) 28.0
 
March 18, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 7.5 μg/m3 (31) 31.0
 
March 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 8.5 μg/m3 (35) 35.0
 
March 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 6.5 μg/m3 (27) 27.0
 
March 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 9.8 μg/m3 (41) 41.0
 
March 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 8.9 μg/m3 (37) 37.0
 
March 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.0 μg/m3 (31) 13.5 μg/m3 (53) 53.0
 
March 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.0 μg/m3 (31) 12.9 μg/m3 (52) 52.0
 
March 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 8.7 μg/m3 (36) 36.0
 
March 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 13.0 μg/m3 (12) 6.6 μg/m3 (28) 28.0
 
March 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
March 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
March 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 3.0 μg/m3 (3) 0.5 μg/m3 (2) 3.0
 
March 18, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 5.0 μg/m3 (5) 1.3 μg/m3 (5) 5.0
 
March 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 6.0 μg/m3 (5) 2.7 μg/m3 (11) 11.0
 
March 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 5.0 μg/m3 (5) 2.6 μg/m3 (11) 11.0
 
March 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 6.0 μg/m3 (5) 3.5 μg/m3 (15) 15.0
 
March 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 4.4 μg/m3 (18) 18.0
 
March 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 8.0 μg/m3 (33) 33.0
 
March 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 9.7 μg/m3 (40) 40.0
 
March 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 6.0 μg/m3 (5) 3.3 μg/m3 (14) 14.0
 
March 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 4.0 μg/m3 (4) 1.2 μg/m3 (5) 5.0
 
March 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 3.0 μg/m3 (3) 1.2 μg/m3 (5) 5.0
 
March 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 3.0 μg/m3 (3) 1.8 μg/m3 (8) 8.0
 
March 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 3.0 μg/m3 (3) 2.1 μg/m3 (9) 9.0
 
March 17, 2019, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.0 μg/m3 (3) 1.6 μg/m3 (7) 7.0
 
March 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 3.0 μg/m3 (3) 1.6 μg/m3 (7) 7.0
 
March 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 6.0 μg/m3 (5) 2.8 μg/m3 (12) 12.0
 
March 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 6.0 μg/m3 (5) 2.6 μg/m3 (11) 11.0
 
March 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 8.0 μg/m3 (7) 2.9 μg/m3 (12) 12.0
 
March 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 4.6 μg/m3 (19) 19.0
 
March 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 4.5 μg/m3 (19) 19.0
 
March 17, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 4.5 μg/m3 (19) 19.0
 
March 17, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 3.9 μg/m3 (16) 16.0
 
March 17, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 9.0 μg/m3 (8) 3.1 μg/m3 (13) 13.0
 
March 17, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 4.5 μg/m3 (19) 19.0
 
March 17, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
March 17, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 2.9 μg/m3 (12) 14.0
 
March 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 4.7 μg/m3 (20) 20.0
 
March 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 3.8 μg/m3 (16) 16.0
 
March 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.0 μg/m3 (15) 4.8 μg/m3 (20) 20.0
 
March 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 2.5 μg/m3 (10) 13.0
 
March 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 1.1 μg/m3 (5) 11.0
 
March 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) -0.1 μg/m3 (0) 10.0
 
March 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.0 μg/m3 (17) 5.7 μg/m3 (24) 24.0
 
March 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (19) 2.0 μg/m3 (8) 19.0
 
March 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 24.0 μg/m3 (22) 4.4 μg/m3 (18) 22.0
 
March 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 45.0 μg/m3 (41) 9.1 μg/m3 (38) 41.0
 
March 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 37.0 μg/m3 (34) 7.6 μg/m3 (32) 34.0
 
March 16, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 29.0 μg/m3 (26) 5.4 μg/m3 (23) 26.0
 
March 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 5.3 μg/m3 (22) 25.0
 
March 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 25.0 μg/m3 (23) 5.8 μg/m3 (24) 24.0
 
March 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 5.3 μg/m3 (22) 24.0
 
March 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 29.0 μg/m3 (26) 5.3 μg/m3 (22) 26.0
 
March 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 4.6 μg/m3 (19) 27.0
 
March 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 29.0 μg/m3 (26) 4.7 μg/m3 (20) 26.0
 
March 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 3.2 μg/m3 (13) 24.0
 
March 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 26.0 μg/m3 (24) 4.1 μg/m3 (17) 24.0
 
March 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 μg/m3 (27) 6.0 μg/m3 (25) 27.0
 
March 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 3.8 μg/m3 (16) 18.0
 
March 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 17.0 μg/m3 (15) 3.8 μg/m3 (16) 16.0
 
March 16, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 2.4 μg/m3 (10) 13.0
 
March 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 9.0 μg/m3 (8) 0.0 μg/m3 (0) 8.0
 
March 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
March 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
March 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 5.8 μg/m3 (24) 24.0
 
March 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 15.0 μg/m3 (14) 6.2 μg/m3 (26) 26.0
 
March 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) -0.9 μg/m3 (0) 10.0
 
March 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 37.0 μg/m3 (34) 9.1 μg/m3 (38) 38.0
 
March 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 54.0 μg/m3 (49) 14.7 μg/m3 (56) 56.0
 
March 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 77.0 μg/m3 (61) 18.3 μg/m3 (63) 63.0
 
March 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 94.0 μg/m3 (70) 20.1 μg/m3 (67) 70.0
 
March 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 79.0 μg/m3 (62) 16.1 μg/m3 (59) 62.0
 
March 15, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 43.0 μg/m3 (39) 12.7 μg/m3 (51) 51.0
 
March 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.0 μg/m3 (31) 12.4 μg/m3 (51) 51.0
 
March 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 25.0 μg/m3 (23) 11.6 μg/m3 (48) 48.0
 
March 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 8.4 μg/m3 (35) 35.0
 
March 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.0 μg/m3 (17) 8.5 μg/m3 (35) 35.0
 
March 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 31.0 μg/m3 (28) 9.5 μg/m3 (40) 40.0
 
March 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 23.0 μg/m3 (21) 7.3 μg/m3 (30) 30.0
 
March 15, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 22.0 μg/m3 (20) 5.7 μg/m3 (24) 24.0
 
March 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
March 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 11.0 μg/m3 (10) 2.9 μg/m3 (12) 12.0
 
March 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 8.0 μg/m3 (7) 1.8 μg/m3 (8) 8.0
 
March 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 4.0 μg/m3 (4) 0.9 μg/m3 (4) 4.0
 
March 15, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 2.6 μg/m3 (11) 11.0
 
March 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 9.0 μg/m3 (8) 3.7 μg/m3 (15) 15.0
 
March 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
March 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 μg/m3 (11) 3.6 μg/m3 (15) 15.0
 
March 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
March 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 8.0 μg/m3 (7) 3.3 μg/m3 (14) 14.0
 
March 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 2.0 μg/m3 (2) -0.7 μg/m3 (0) 2.0
 
March 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 4.0 μg/m3 (4) -0.6 μg/m3 (0) 4.0
 
March 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0
 
March 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 56.0 μg/m3 (50) 9.9 μg/m3 (41) 50.0
 
March 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
March 14, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 μg/m3 (25) 5.4 μg/m3 (23) 25.0
 
March 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 4.1 μg/m3 (17) 17.0
 
March 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 2.4 μg/m3 (10) 10.0
 
March 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 2.3 μg/m3 (10) 10.0
 
March 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 1.9 μg/m3 (8) 8.0
 
March 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 2.7 μg/m3 (11) 11.0
 
March 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 6.0 μg/m3 (5) 1.4 μg/m3 (6) 6.0
 
March 14, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 1.9 μg/m3 (8) 8.0
 
March 14, 2019, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 2.1 μg/m3 (9) 9.0
 
March 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
March 14, 2019, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 1.1 μg/m3 (5) 6.0
 
March 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 7.0 μg/m3 (6) 1.1 μg/m3 (5) 6.0
 
March 14, 2019, midnight N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 10.0 μg/m3 (9) 0.5 μg/m3 (2) 9.0
 
March 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.0 μg/m3 (16) 0.9 μg/m3 (4) 16.0
 
March 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 65.0 μg/m3 (55) 1.3 μg/m3 (5) 55.0
 
March 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 52.0 μg/m3 (47) 0.9 μg/m3 (4) 47.0
 
March 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 46.0 μg/m3 (42) 5.5 μg/m3 (23) 42.0