AQSQID: 040191113

Site Name: Geronimo

Location: Tucson (E Grant Rd), AZ

Reporting: True, Located: True

Current AQI: 35.0

Tucson (E Grant Rd) AZ, US: 32.25, -110.9667

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 24, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 7.0 μg/m3 (29) 35.0
 
Jan. 24, 2019, 5 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
 
Jan. 24, 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) 4.0 μg/m3 (17) 23.0
 
Jan. 24, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
Jan. 24, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 8.0 μg/m3 (33) 33.0
 
Jan. 24, 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
 
Jan. 24, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2019, 11 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
 
Jan. 23, 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) 3.0 μg/m3 (12) 15.0
 
Jan. 23, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 23, 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) 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2019, 6 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
 
Jan. 23, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 10.0 μg/m3 (42) 45.0
 
Jan. 23, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 6.0 μg/m3 (25) 48.0
 
Jan. 23, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 80.0 μg/m3 (62) 15.0 μg/m3 (56) 62.0
 
Jan. 23, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 9.0 μg/m3 (38) 45.0
 
Jan. 23, 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) 4.0 μg/m3 (17) 30.0
 
Jan. 23, 2019, noon 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
 
Jan. 23, 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) 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
Jan. 23, 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) 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
Jan. 23, 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) 9.0 μg/m3 (38) 38.0
 
Jan. 23, 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) 7.0 μg/m3 (29) 29.0
 
Jan. 23, 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) 3.0 μg/m3 (12) 18.0
 
Jan. 23, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 3.0 μg/m3 (12) 17.0
 
Jan. 23, 2019, midnight 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
 
Jan. 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 15.0
 
Jan. 22, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) -2.0 μg/m3 (0) 19.0
 
Jan. 22, 2019, 9 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 (0) 16.0
 
Jan. 22, 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) -1.0 μg/m3 (0) 10.0
 
Jan. 22, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
Jan. 22, 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) 4.0 μg/m3 (17) 17.0
 
Jan. 22, 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) 8.0 μg/m3 (33) 33.0
 
Jan. 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 3.0 μg/m3 (12) 17.0
 
Jan. 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2019, 8 a.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
 
Jan. 22, 2019, 7 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
 
Jan. 22, 2019, 6 a.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
 
Jan. 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 0.0 μg/m3 (0) 25.0
 
Jan. 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 2.0 μg/m3 (8) 31.0
 
Jan. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 4.0 μg/m3 (17) 31.0
 
Jan. 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 4.0 μg/m3 (17) 35.0
 
Jan. 22, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 1.0 μg/m3 (4) 35.0
 
Jan. 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 0.0 μg/m3 (0) 36.0
 
Jan. 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) -1.0 μg/m3 (0) 35.0
 
Jan. 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 0.0 μg/m3 (0) 24.0
 
Jan. 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 2.0 μg/m3 (8) 34.0
 
Jan. 21, 2019, 7 p.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
 
Jan. 21, 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) 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2019, 5 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
 
Jan. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 33.0
 
Jan. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 7.0 μg/m3 (29) 34.0
 
Jan. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
Jan. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2019, noon 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
 
Jan. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Jan. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 13.0 μg/m3 (52) 52.0
 
Jan. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 12.0 μg/m3 (50) 50.0
 
Jan. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (56) 22.0 μg/m3 (71) 71.0
 
Jan. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
Jan. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Jan. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 11.0 μg/m3 (46) 46.0
 
Jan. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2019, midnight 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
 
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2019, 10 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
 
Jan. 20, 2019, 9 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 (0) 5.0
 
Jan. 20, 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) N/A 5.0
 
Jan. 20, 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) -3.0 μg/m3 (0) 6.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Jan. 20, 2019, 5 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
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
Jan. 20, 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) 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
Jan. 20, 2019, 11 a.m. 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
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 16.0 μg/m3 (59) 59.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 16.0 μg/m3 (59) 59.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 15.0 μg/m3 (56) 56.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 15.0 μg/m3 (56) 56.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 20.0 μg/m3 (67) 67.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (44) 17.0 μg/m3 (61) 61.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 20.0 μg/m3 (67) 67.0
 
Jan. 20, 2019, 2 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
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 23.0
 
Jan. 20, 2019, midnight 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
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
Jan. 19, 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
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.0 μg/m3 (0) 12.0
 
Jan. 19, 2019, 8 p.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
 
Jan. 19, 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) 3.0 μg/m3 (12) 12.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 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) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 13.0 μg/m3 (52) 52.0
 
Jan. 19, 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) 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 16.0 μg/m3 (59) 59.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 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) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 16.0 μg/m3 (59) 59.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 14.0 μg/m3 (54) 54.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 17.0 μg/m3 (61) 61.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 14.0 μg/m3 (54) 54.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2019, 11 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
 
Jan. 18, 2019, 10 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 (0) 8.0
 
Jan. 18, 2019, 9 p.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 (0) 7.0
 
Jan. 18, 2019, 8 p.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 (4) 8.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
Jan. 18, 2019, 6 p.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
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 3.0 μg/m3 (12) 30.0
 
Jan. 18, 2019, 4 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
 
Jan. 18, 2019, 3 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
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 23.0
 
Jan. 18, 2019, 1 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
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 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) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 11.0 μg/m3 (46) 51.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (35) 15.0 μg/m3 (56) 56.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 18.0 μg/m3 (63) 63.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 15.0 μg/m3 (56) 56.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 15.0 μg/m3 (56) 56.0
 
Jan. 18, 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) 12.0 μg/m3 (50) 50.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 28.0
 
Jan. 18, 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) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2019, midnight 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
 
Jan. 17, 2019, 11 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
 
Jan. 17, 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) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2019, 9 p.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
 
Jan. 17, 2019, 8 p.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
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 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) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2019, 5 p.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
 
Jan. 17, 2019, 4 p.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
 
Jan. 17, 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) 4.0 μg/m3 (17) 28.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 3.0 μg/m3 (12) 32.0
 
Jan. 17, 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) 3.0 μg/m3 (12) 20.0
 
Jan. 17, 2019, noon 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
 
Jan. 17, 2019, 11 a.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
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 14.0 μg/m3 (54) 54.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 15.0 μg/m3 (56) 56.0
 
Jan. 17, 2019, 5 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
 
Jan. 17, 2019, 4 a.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
 
Jan. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2019, 2 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
 
Jan. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 7.0 μg/m3 (29) 41.0