AQSQID: 261530001

Site Name: Seney

Location: Germfask, MI

Reporting: True, Located: True

Current AQI: 33.0

Germfask MI, US: 46.2889, -85.9503

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.1 μg/m3 (9) 33.0
 
March 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
March 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 2.1 μg/m3 (9) 31.0
 
March 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
March 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 0.2 μg/m3 (1) 35.0
 
March 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 5.3 μg/m3 (22) 35.0
 
March 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.2 μg/m3 (9) 9.0
 
March 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A -0.1 μg/m3 (0) 35.0
 
March 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A -1.4 μg/m3 (0) 35.0
 
March 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.9 μg/m3 (12) 35.0
 
March 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 7.1 μg/m3 (30) 35.0
 
March 22, 2019, midnight N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 6.6 μg/m3 (28) 37.0
 
March 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 4.9 μg/m3 (20) 38.0
 
March 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 2.2 μg/m3 (9) 39.0
 
March 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 1.0 μg/m3 (4) 40.0
 
March 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 4.3 μg/m3 (18) 39.0
 
March 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A -1.0 μg/m3 (0) 38.0
 
March 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 2.4 μg/m3 (10) 38.0
 
March 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 3.2 μg/m3 (13) 38.0
 
March 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 3.7 μg/m3 (15) 34.0
 
March 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 10.2 μg/m3 (42) 42.0
 
March 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 9.0 μg/m3 (38) 38.0
 
March 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 5.4 μg/m3 (23) 32.0
 
March 21, 2019, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 6.3 μg/m3 (26) 32.0
 
March 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 8.5 μg/m3 (35) 35.0
 
March 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 4.6 μg/m3 (19) 24.0
 
March 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 7.7 μg/m3 (32) 32.0
 
March 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 2.7 μg/m3 (11) 18.0
 
March 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 8.2 μg/m3 (34) 34.0
 
March 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 14.1 μg/m3 (54) 54.0
 
March 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (49) 49.0
 
March 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 9.4 μg/m3 (39) 39.0
 
March 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 11.5 μg/m3 (48) 48.0
 
March 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 11.3 μg/m3 (47) 47.0
 
March 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 14.5 μg/m3 (55) 55.0
 
March 21, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 13.4 μg/m3 (53) 53.0
 
March 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 16.1 μg/m3 (59) 59.0
 
March 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 18.9 μg/m3 (65) 65.0
 
March 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 14.6 μg/m3 (56) 56.0
 
March 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 13.9 μg/m3 (54) 54.0
 
March 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 9.1 μg/m3 (38) 38.0
 
March 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 7.9 μg/m3 (33) 35.0
 
March 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 9.5 μg/m3 (40) 40.0
 
March 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 12.7 μg/m3 (51) 51.0
 
March 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 11.6 μg/m3 (48) 48.0
 
March 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 12.3 μg/m3 (51) 51.0
 
March 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 9.1 μg/m3 (38) 38.0
 
March 20, 2019, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 12.5 μg/m3 (51) 51.0
 
March 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 11.3 μg/m3 (47) 47.0
 
March 20, 2019, 10 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
 
March 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 10.0 μg/m3 (42) 42.0
 
March 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 7.1 μg/m3 (30) 35.0
 
March 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 7.0 μg/m3 (29) 37.0
 
March 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 12.4 μg/m3 (51) 51.0
 
March 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (32) 32.0
 
March 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 5.5 μg/m3 (23) 39.0
 
March 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 6.1 μg/m3 (25) 41.0
 
March 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 10.5 μg/m3 (44) 44.0
 
March 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 11.3 μg/m3 (47) 47.0
 
March 20, 2019, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 12.3 μg/m3 (51) 51.0
 
March 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 12.6 μg/m3 (51) 51.0
 
March 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 10.2 μg/m3 (42) 45.0
 
March 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A N/A 7.3 μg/m3 (30) 46.0
 
March 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 8.1 μg/m3 (34) 45.0
 
March 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 7.7 μg/m3 (32) 45.0
 
March 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 7.6 μg/m3 (32) 44.0
 
March 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 6.6 μg/m3 (28) 42.0
 
March 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 5.9 μg/m3 (25) 39.0
 
March 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 7.4 μg/m3 (31) 37.0
 
March 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.1 μg/m3 (21) 34.0
 
March 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A -1.8 μg/m3 (0) 27.0
 
March 19, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.4 μg/m3 (23) 26.0
 
March 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.4 μg/m3 (23) 26.0
 
March 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 5.8 μg/m3 (24) 24.0
 
March 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 9.5 μg/m3 (40) 40.0
 
March 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 5.2 μg/m3 (22) 22.0
 
March 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 6.3 μg/m3 (26) 26.0
 
March 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 6.7 μg/m3 (28) 28.0
 
March 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (7) 7.0
 
March 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.1 μg/m3 (25) 28.0
 
March 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.6 μg/m3 (15) 30.0
 
March 19, 2019, 2 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
 
March 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 5.0 μg/m3 (21) 36.0
 
March 19, 2019, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 6.1 μg/m3 (25) 38.0
 
March 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 6.3 μg/m3 (26) 38.0
 
March 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 4.5 μg/m3 (19) 39.0
 
March 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 10.7 μg/m3 (45) 45.0
 
March 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 7.1 μg/m3 (30) 39.0
 
March 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 3.5 μg/m3 (15) 38.0
 
March 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 8.8 μg/m3 (37) 38.0
 
March 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 3.6 μg/m3 (15) 37.0
 
March 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 4.6 μg/m3 (19) 35.0
 
March 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 4.9 μg/m3 (20) 33.0
 
March 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 4.4 μg/m3 (18) 32.0
 
March 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.6 μg/m3 (28) 28.0
 
March 18, 2019, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 2.0 μg/m3 (8) 18.0
 
March 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 3.5 μg/m3 (15) 15.0
 
March 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 1.8 μg/m3 (8) 20.0
 
March 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 2.4 μg/m3 (10) 23.0
 
March 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 1.5 μg/m3 (6) 25.0
 
March 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 6.8 μg/m3 (28) 28.0
 
March 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 2.7 μg/m3 (11) 29.0
 
March 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.3 μg/m3 (0) N/A
March 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 4.6 μg/m3 (19) 33.0
 
March 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 3.8 μg/m3 (16) 35.0
 
March 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 4.8 μg/m3 (20) 35.0
 
March 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.7 μg/m3 (11) 35.0
 
March 18, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 1.0 μg/m3 (4) 35.0
 
March 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.4 μg/m3 (18) 35.0
 
March 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 3.0 μg/m3 (12) 36.0
 
March 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 1.5 μg/m3 (6) 36.0
 
March 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 3.8 μg/m3 (16) 36.0
 
March 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 2.3 μg/m3 (10) 36.0
 
March 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 0.4 μg/m3 (2) 36.0
 
March 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
March 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 9.9 μg/m3 (41) 41.0
 
March 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 14.9 μg/m3 (56) 56.0
 
March 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 10.1 μg/m3 (42) 42.0
 
March 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 9.6 μg/m3 (40) 40.0
 
March 17, 2019, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 3.5 μg/m3 (15) 15.0
 
March 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 1.5 μg/m3 (6) 14.0
 
March 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 1.4 μg/m3 (6) 16.0
 
March 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 2.2 μg/m3 (9) 15.0
 
March 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 5.1 μg/m3 (21) 21.0
 
March 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A 5.8 μg/m3 (24) 24.0
 
March 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 0.1 μg/m3 (0) 20.0
 
March 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A -4.2 μg/m3 (0) 25.0
 
March 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A -3.2 μg/m3 (0) 25.0
 
March 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.4 μg/m3 (23) 28.0
 
March 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 1.1 μg/m3 (5) 31.0
 
March 17, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.2 μg/m3 (9) 33.0
 
March 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 4.7 μg/m3 (20) 34.0
 
March 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.5 μg/m3 (10) 35.0
 
March 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 7.8 μg/m3 (32) 34.0
 
March 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 3.4 μg/m3 (14) 34.0
 
March 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.1 μg/m3 (9) 33.0
 
March 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.4 μg/m3 (14) 32.0
 
March 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
March 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
March 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.7 μg/m3 (11) 32.0
 
March 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 8.7 μg/m3 (36) 36.0
 
March 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 11.1 μg/m3 (46) 46.0
 
March 16, 2019, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 1.1 μg/m3 (5) 31.0
 
March 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.2 μg/m3 (13) 32.0
 
March 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.8 μg/m3 (12) 32.0
 
March 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
March 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
March 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 5.2 μg/m3 (22) 32.0
 
March 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 4.7 μg/m3 (20) 32.0
 
March 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
March 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
March 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.0 μg/m3 (4) 32.0
 
March 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
March 16, 2019, 1 a.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 (15) 33.0
 
March 16, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 4.6 μg/m3 (19) 33.0
 
March 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.6 μg/m3 (23) 34.0
 
March 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 3.1 μg/m3 (13) 35.0
 
March 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A -0.3 μg/m3 (0) 35.0
 
March 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.1 μg/m3 (13) 35.0
 
March 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 1.5 μg/m3 (6) 35.0
 
March 15, 2019, 6 p.m. 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
 
March 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 4.1 μg/m3 (17) 35.0
 
March 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 3.1 μg/m3 (13) 35.0
 
March 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.8 μg/m3 (16) 35.0
 
March 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.9 μg/m3 (16) 35.0
 
March 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.3 μg/m3 (18) 35.0
 
March 15, 2019, noon N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.1 μg/m3 (13) 35.0