AQSQID: 040230004

Site Name: Nogales Post Office

Location: Nogales, AZ

Reporting: True, Located: True

Current AQI: 22.0

Nogales AZ, US: 31.337204, -110.936722

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 2.0 μg/m3 (8) 18.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 7.0 μg/m3 (29) 29.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (58) 11.0 μg/m3 (46) 58.0
 
May 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 9.0 μg/m3 (38) 48.0
 
May 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 9.0 μg/m3 (38) 38.0
 
May 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 6.0 μg/m3 (25) 26.0
 
May 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 5.0 μg/m3 (21) 33.0
 
May 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 8.0 μg/m3 (33) 40.0
 
May 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
May 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
May 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
May 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 4.0 μg/m3 (17) 45.0
 
May 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 5.0 μg/m3 (21) 43.0
 
May 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) -1.0 μg/m3 (0) 25.0
 
May 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -1.0 μg/m3 (0) 18.0
 
May 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
May 19, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
May 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 13.0
 
May 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
May 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
May 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
May 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
May 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 6.0 μg/m3 (25) 27.0
 
May 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
May 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 7.0 μg/m3 (29) 29.0
 
May 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 8.0 μg/m3 (33) 33.0
 
May 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 7.0 μg/m3 (29) 29.0
 
May 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 9.0 μg/m3 (38) 42.0
 
May 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 10.0 μg/m3 (42) 42.0
 
May 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 7.0 μg/m3 (29) 29.0
 
May 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 7.0 μg/m3 (29) 32.0
 
May 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
May 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 6.0 μg/m3 (25) 33.0
 
May 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 7.0 μg/m3 (29) 37.0
 
May 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 4.0 μg/m3 (17) 27.0
 
May 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
May 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 4.0 μg/m3 (17) 27.0
 
May 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 5.0 μg/m3 (21) 33.0
 
May 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 3.0 μg/m3 (12) 21.0
 
May 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 2.0 μg/m3 (8) 20.0
 
May 18, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 4.0 μg/m3 (17) 22.0
 
May 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
May 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 6.0 μg/m3 (25) 26.0
 
May 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 7.0 μg/m3 (29) 36.0
 
May 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 4.0 μg/m3 (17) 38.0
 
May 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 4.0 μg/m3 (17) 32.0
 
May 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
May 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
May 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
May 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
May 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 30.0
 
May 17, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
May 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
May 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
May 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
May 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
May 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
May 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
May 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 0.0 μg/m3 (0) 16.0
 
May 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 1.0 μg/m3 (4) 38.0
 
May 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 2.0 μg/m3 (8) 46.0
 
May 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 4.0 μg/m3 (17) 52.0
 
May 17, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 6.0 μg/m3 (25) 31.0
 
May 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 5.0 μg/m3 (21) 30.0
 
May 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 6.0 μg/m3 (25) 41.0
 
May 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 5.0 μg/m3 (21) 31.0
 
May 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 5.0 μg/m3 (21) 54.0
 
May 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 7.0 μg/m3 (29) 44.0
 
May 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
May 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 5.0 μg/m3 (21) 45.0
 
May 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 7.0 μg/m3 (29) 51.0
 
May 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 7.0 μg/m3 (29) 33.0
 
May 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 6.0 μg/m3 (25) 42.0
 
May 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
May 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
May 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 29.0
 
May 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 6.0 μg/m3 (25) 33.0
 
May 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 6.0 μg/m3 (25) 33.0
 
May 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 6.0 μg/m3 (25) 32.0
 
May 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 5.0 μg/m3 (21) 36.0
 
May 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 2.0 μg/m3 (8) 30.0
 
May 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
May 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 1.0 μg/m3 (4) 22.0
 
May 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
May 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 7.0 μg/m3 (29) 29.0
 
May 16, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 17.0
 
May 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
May 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
May 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
May 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
May 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 2.0 μg/m3 (8) 21.0
 
May 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
May 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
May 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
May 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
May 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
May 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
May 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
May 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
May 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
May 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 15.0 μg/m3 (56) 56.0
 
May 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 13.0 μg/m3 (52) 54.0
 
May 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 6.0 μg/m3 (25) 37.0
 
May 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
May 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
May 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 88.0 μg/m3 (66) 12.0 μg/m3 (50) 66.0
 
May 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 2.0 μg/m3 (8) 41.0
 
May 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
May 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
May 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
May 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
May 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -1.0 μg/m3 (0) 6.0
 
May 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
May 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
May 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
May 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
May 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
May 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
May 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 8.0 μg/m3 (33) 33.0
 
May 14, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
May 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 8.0 μg/m3 (33) 33.0
 
May 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
May 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 29.0
 
May 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
May 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 10.0 μg/m3 (42) 45.0
 
May 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 11.0 μg/m3 (46) 46.0
 
May 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 8.0 μg/m3 (33) 37.0
 
May 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 6.0 μg/m3 (25) 40.0
 
May 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
May 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
May 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -1.0 μg/m3 (0) 8.0
 
May 14, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -1.0 μg/m3 (0) 8.0
 
May 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
May 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
May 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
May 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
May 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
May 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
May 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
May 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
May 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
May 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
May 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
May 13, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 3.0 μg/m3 (12) 25.0
 
May 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 0.0 μg/m3 (0) 11.0
 
May 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
May 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
May 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
May 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
May 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
May 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
May 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 3.0 μg/m3 (12) 26.0
 
May 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
May 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
May 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 0.0 μg/m3 (0) 8.0
 
May 13, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
May 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
May 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -1.0 μg/m3 (0) 5.0
 
May 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) -1.0 μg/m3 (0) 3.0
 
May 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
May 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
May 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0