AQSQID: 261390005

Site Name: Jenison

Location: Ottawa Co, MI

Reporting: True, Located: True

Current AQI: 35.0

Ottawa Co MI, US: 42.894402, -85.852798

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 25, 2019, 4 a.m. 2.3 ppb (2) N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 25, 2019, 3 a.m. 2.6 ppb (2) N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A N/A 39.0
 
March 25, 2019, 2 a.m. 3.4 ppb (3) N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 25, 2019, 1 a.m. 5.5 ppb (5) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 25, 2019, midnight 5.1 ppb (5) N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A N/A 36.0
 
March 24, 2019, 11 p.m. 5.2 ppb (5) N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A N/A 39.0
 
March 24, 2019, 10 p.m. 4.6 ppb (4) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 24, 2019, 9 p.m. 5.6 ppb (5) N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A N/A 41.0
 
March 24, 2019, 8 p.m. 5.0 ppb (5) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 24, 2019, 7 p.m. 4.5 ppb (4) N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A N/A 43.0
 
March 24, 2019, 6 p.m. 4.6 ppb (4) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 24, 2019, 5 p.m. 4.4 ppb (4) N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A N/A 41.0
 
March 24, 2019, 4 p.m. 4.4 ppb (4) N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A N/A 39.0
 
March 24, 2019, 3 p.m. 4.4 ppb (4) N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
March 24, 2019, 2 p.m. 6.5 ppb (6) N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 24, 2019, 1 p.m. 15.1 ppb (14) N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A N/A 21.0
 
March 24, 2019, noon 17.0 ppb (16) N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A N/A 16.0
 
March 24, 2019, 11 a.m. 12.4 ppb (11) N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A N/A 21.0
 
March 24, 2019, 10 a.m. 10.5 ppb (10) N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A N/A 23.0
 
March 24, 2019, 9 a.m. 7.6 ppb (7) N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
March 24, 2019, 8 a.m. 6.1 ppb (6) N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
March 24, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 24, 2019, 6 a.m. 5.5 ppb (5) N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 24, 2019, 5 a.m. 7.1 ppb (7) N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0
 
March 24, 2019, 4 a.m. 8.2 ppb (8) N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A N/A 25.0
 
March 24, 2019, 3 a.m. 15.0 ppb (14) N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A N/A 19.0
 
March 24, 2019, 2 a.m. 11.2 ppb (10) N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A N/A 23.0
 
March 24, 2019, 1 a.m. 10.8 ppb (10) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 24, 2019, midnight 5.8 ppb (5) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 23, 2019, 11 p.m. 1.7 ppb (2) N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 23, 2019, 10 p.m. 1.6 ppb (1) N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A N/A 38.0
 
March 23, 2019, 9 p.m. 2.1 ppb (2) N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A N/A 38.0
 
March 23, 2019, 8 p.m. 2.5 ppb (2) N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 23, 2019, 7 p.m. 1.5 ppb (1) N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A N/A 38.0
 
March 23, 2019, 6 p.m. 1.5 ppb (1) N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
March 23, 2019, 5 p.m. 1.5 ppb (1) N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
March 23, 2019, 4 p.m. 2.0 ppb (2) N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
March 23, 2019, 3 p.m. 1.9 ppb (2) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 23, 2019, 2 p.m. 2.8 ppb (3) N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 23, 2019, 1 p.m. 6.1 ppb (6) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 23, 2019, noon 19.6 ppb (18) N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A N/A 18.0
 
March 23, 2019, 11 a.m. 16.7 ppb (15) N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A N/A 15.0
 
March 23, 2019, 10 a.m. 13.3 ppb (12) N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A N/A 13.0
 
March 23, 2019, 9 a.m. 16.3 ppb (15) N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A N/A 15.0
 
March 23, 2019, 8 a.m. 18.8 ppb (17) N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 17.0
 
March 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 15.0
 
March 23, 2019, 6 a.m. 6.5 ppb (6) N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A N/A 21.0
 
March 23, 2019, 5 a.m. 3.1 ppb (3) N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0
 
March 23, 2019, 4 a.m. 1.4 ppb (1) N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A N/A 28.0
 
March 23, 2019, 3 a.m. 1.3 ppb (1) N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 23, 2019, 2 a.m. 2.2 ppb (2) N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 23, 2019, 1 a.m. 2.0 ppb (2) N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 23, 2019, midnight 1.9 ppb (2) N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
March 22, 2019, 11 p.m. 1.0 ppb (1) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 22, 2019, 10 p.m. 0.9 ppb (1) N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
March 22, 2019, 9 p.m. 1.2 ppb (1) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 22, 2019, 8 p.m. 1.1 ppb (1) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 22, 2019, 7 p.m. 1.3 ppb (1) N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
March 22, 2019, 6 p.m. 1.1 ppb (1) N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
March 22, 2019, 5 p.m. 1.6 ppb (1) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 22, 2019, 4 p.m. 1.3 ppb (1) N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
March 22, 2019, 3 p.m. 1.6 ppb (1) N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A N/A 33.0
 
March 22, 2019, 2 p.m. 1.5 ppb (1) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 22, 2019, 1 p.m. 1.8 ppb (2) N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A N/A 33.0
 
March 22, 2019, noon 3.4 ppb (3) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 22, 2019, 11 a.m. 3.6 ppb (3) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 22, 2019, 10 a.m. 3.1 ppb (3) N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 22, 2019, 9 a.m. 3.3 ppb (3) N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 22, 2019, 8 a.m. 4.4 ppb (4) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 22, 2019, 6 a.m. 8.3 ppb (8) N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A N/A 24.0
 
March 22, 2019, 5 a.m. 8.8 ppb (8) N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0
 
March 22, 2019, 4 a.m. 5.8 ppb (5) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 22, 2019, 3 a.m. 4.8 ppb (4) N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
March 22, 2019, 2 a.m. 6.0 ppb (6) N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
March 22, 2019, 1 a.m. 8.4 ppb (8) N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
March 22, 2019, midnight 4.8 ppb (4) N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
March 21, 2019, 11 p.m. 3.6 ppb (3) N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 21, 2019, 10 p.m. 2.8 ppb (3) N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A N/A 38.0
 
March 21, 2019, 9 p.m. 2.7 ppb (3) N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A N/A 36.0
 
March 21, 2019, 8 p.m. 3.0 ppb (3) N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
March 21, 2019, 7 p.m. 3.9 ppb (4) N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
March 21, 2019, 6 p.m. 3.5 ppb (3) N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 21, 2019, 5 p.m. 4.6 ppb (4) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 21, 2019, 4 p.m. 5.9 ppb (5) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 21, 2019, 3 p.m. 6.4 ppb (6) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 21, 2019, 2 p.m. 8.9 ppb (8) N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A N/A 22.0
 
March 21, 2019, 1 p.m. 9.2 ppb (9) N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A N/A 21.0
 
March 21, 2019, noon 9.3 ppb (9) N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
March 21, 2019, 11 a.m. 13.6 ppb (13) N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 15.0
 
March 21, 2019, 10 a.m. 13.3 ppb (12) N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A N/A 15.0
 
March 21, 2019, 9 a.m. 14.6 ppb (14) N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 15.0
 
March 21, 2019, 8 a.m. 19.1 ppb (18) N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A N/A 18.0
 
March 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A N/A 5.0
 
March 21, 2019, 6 a.m. 23.8 ppb (22) N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A N/A 22.0
 
March 21, 2019, 5 a.m. 23.6 ppb (22) N/A N/A N/A N/A N/A N/A N/A N/A N/A 22.0
 
March 21, 2019, 4 a.m. 22.4 ppb (21) N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A N/A 21.0
 
March 21, 2019, 3 a.m. 21.7 ppb (20) N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A N/A 20.0
 
March 21, 2019, 2 a.m. 22.9 ppb (21) N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A N/A 21.0
 
March 21, 2019, 1 a.m. 21.3 ppb (20) N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 20.0
 
March 21, 2019, midnight 15.9 ppb (15) N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A N/A 18.0
 
March 20, 2019, 11 p.m. 17.5 ppb (16) N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A N/A 18.0
 
March 20, 2019, 10 p.m. 19.6 ppb (18) N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A N/A 18.0
 
March 20, 2019, 9 p.m. 20.8 ppb (19) N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A N/A 19.0
 
March 20, 2019, 8 p.m. 19.3 ppb (18) N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A N/A 21.0
 
March 20, 2019, 7 p.m. 15.9 ppb (15) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 20, 2019, 6 p.m. 12.2 ppb (11) N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
March 20, 2019, 5 p.m. 8.2 ppb (8) N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
March 20, 2019, 4 p.m. 6.4 ppb (6) N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
March 20, 2019, 3 p.m. 5.8 ppb (5) N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A N/A 36.0
 
March 20, 2019, 2 p.m. 7.9 ppb (7) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 20, 2019, 1 p.m. 8.7 ppb (8) N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
March 20, 2019, noon 9.5 ppb (9) N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
March 20, 2019, 11 a.m. 9.5 ppb (9) N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
March 20, 2019, 10 a.m. 7.2 ppb (7) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 20, 2019, 9 a.m. 5.7 ppb (5) N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
March 20, 2019, 8 a.m. 6.5 ppb (6) N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A N/A 28.0
 
March 20, 2019, 6 a.m. 8.4 ppb (8) N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A N/A 28.0
 
March 20, 2019, 5 a.m. 9.2 ppb (9) N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0
 
March 20, 2019, 4 a.m. 19.6 ppb (18) N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A N/A 18.0
 
March 20, 2019, 3 a.m. 29.5 ppb (27) N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 27.0
 
March 20, 2019, 2 a.m. 33.3 ppb (31) N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A N/A 31.0
 
March 20, 2019, 1 a.m. 26.1 ppb (24) N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 24.0
 
March 20, 2019, midnight 11.4 ppb (11) N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 19, 2019, 11 p.m. 5.4 ppb (5) N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 19, 2019, 10 p.m. 4.0 ppb (4) N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A N/A 41.0
 
March 19, 2019, 9 p.m. 4.7 ppb (4) N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
March 19, 2019, 8 p.m. 3.6 ppb (3) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 19, 2019, 7 p.m. 4.1 ppb (4) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 19, 2019, 6 p.m. 4.2 ppb (4) N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A N/A 41.0
 
March 19, 2019, 5 p.m. 4.1 ppb (4) N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
March 19, 2019, 4 p.m. 4.7 ppb (4) N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
March 19, 2019, 3 p.m. 13.1 ppb (12) N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 19, 2019, 2 p.m. 17.7 ppb (16) N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A N/A 18.0
 
March 19, 2019, 1 p.m. 69.0 ppb (66) N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A N/A 66.0
 
March 19, 2019, noon 102.0 ppb (100) N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 100.0
 
March 19, 2019, 11 a.m. 86.9 ppb (85) N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 85.0
 
March 19, 2019, 10 a.m. 65.7 ppb (62) N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 62.0
 
March 19, 2019, 9 a.m. 45.0 ppb (42) N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 42.0
 
March 19, 2019, 8 a.m. 24.9 ppb (23) N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A N/A 23.0
 
March 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 15.0
 
March 19, 2019, 6 a.m. 18.3 ppb (17) N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
March 19, 2019, 5 a.m. 17.4 ppb (16) N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.0
 
March 19, 2019, 4 a.m. 22.3 ppb (21) N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A N/A 21.0
 
March 19, 2019, 3 a.m. 21.2 ppb (20) N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A N/A 20.0
 
March 19, 2019, 2 a.m. 16.9 ppb (16) N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A N/A 19.0
 
March 19, 2019, 1 a.m. 13.2 ppb (12) N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A N/A 24.0
 
March 19, 2019, midnight 6.9 ppb (6) N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
March 18, 2019, 11 p.m. 4.5 ppb (4) N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 18, 2019, 10 p.m. 3.0 ppb (3) N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
March 18, 2019, 9 p.m. 2.9 ppb (3) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 18, 2019, 8 p.m. 2.7 ppb (3) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 18, 2019, 7 p.m. 2.7 ppb (3) N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 18, 2019, 6 p.m. 2.2 ppb (2) N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
March 18, 2019, 5 p.m. 2.4 ppb (2) N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A N/A 38.0
 
March 18, 2019, 4 p.m. 2.7 ppb (3) N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 18, 2019, 3 p.m. 7.8 ppb (7) N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A N/A 33.0
 
March 18, 2019, 2 p.m. 13.4 ppb (12) N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0
 
March 18, 2019, 1 p.m. 58.3 ppb (55) N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A N/A 55.0
 
March 18, 2019, noon 99.4 ppb (98) N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 98.0
 
March 18, 2019, 11 a.m. 100.0 ppb (99) N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 99.0
 
March 18, 2019, 10 a.m. 61.9 ppb (58) N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 58.0
 
March 18, 2019, 9 a.m. 40.5 ppb (38) N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A N/A 38.0
 
March 18, 2019, 8 a.m. 29.4 ppb (27) N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A N/A 27.0
 
March 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A N/A 5.0
 
March 18, 2019, 6 a.m. 22.0 ppb (20) N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A N/A 20.0
 
March 18, 2019, 5 a.m. 14.1 ppb (13) N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0