AQSQID: 390870012

Site Name: Ironton - Odot

Location: Ironton (Rivview), OH

Reporting: True, Located: True

Current AQI: 2.0

Ironton (Rivview) OH, US: 38.508114, -82.659301

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 7, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A N/A 2.0
 
April 7, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.1 μg/m3 (0) N/A
April 7, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.1 μg/m3 (0) N/A
April 7, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.1 μg/m3 (0) 1.0
 
April 7, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 0.1 μg/m3 (0) 2.0
 
April 7, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 0.1 μg/m3 (0) 4.0
 
April 7, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (7) N/A N/A 0.1 μg/m3 (0) 7.0
 
April 7, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 0.1 μg/m3 (0) 8.0
 
April 7, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 0.1 μg/m3 (0) 8.0
 
April 7, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 0.1 μg/m3 (0) 9.0
 
April 7, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.1 μg/m3 (0) 15.0
 
April 7, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 0.1 μg/m3 (0) 15.0
 
April 7, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 0.1 μg/m3 (0) 25.0
 
April 6, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.1 μg/m3 (0) 32.0
 
April 6, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.1 μg/m3 (0) 32.0
 
April 6, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.1 μg/m3 (0) 32.0
 
April 6, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.1 μg/m3 (0) 32.0
 
April 6, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 0.1 μg/m3 (0) 30.0
 
April 6, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 0.1 μg/m3 (0) 26.0
 
April 6, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 0.1 μg/m3 (0) 23.0
 
April 6, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.1 μg/m3 (0) 15.0
 
April 6, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 0.1 μg/m3 (0) 12.0
 
April 6, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 0.1 μg/m3 (0) 12.0
 
April 6, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 0.1 μg/m3 (0) 13.0
 
April 6, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 0.1 μg/m3 (0) 13.0
 
April 6, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 0.1 μg/m3 (0) 12.0
 
April 6, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 0.1 μg/m3 (0) 12.0
 
April 6, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 0.1 μg/m3 (0) 13.0
 
April 6, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 0.1 μg/m3 (0) 14.0
 
April 6, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.1 μg/m3 (0) 15.0
 
April 6, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 0.1 μg/m3 (0) 17.0
 
April 6, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 0.1 μg/m3 (0) 18.0
 
April 6, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 0.1 μg/m3 (0) 19.0
 
April 6, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.1 μg/m3 (0) 22.0
 
April 6, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.1 μg/m3 (0) 25.0
 
April 6, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 0.1 μg/m3 (0) 25.0
 
April 6, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 0.1 μg/m3 (0) 29.0
 
April 5, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.1 μg/m3 (0) 32.0
 
April 5, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 0.1 μg/m3 (0) 35.0
 
April 5, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 0.1 μg/m3 (0) 38.0
 
April 5, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (42) N/A N/A 0.1 μg/m3 (0) 42.0
 
April 5, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (45) N/A N/A 0.1 μg/m3 (0) 45.0
 
April 5, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 55.0 ppb (42) N/A N/A 0.1 μg/m3 (0) 42.0
 
April 5, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 0.1 μg/m3 (0) 35.0
 
April 5, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 0.1 μg/m3 (0) 34.0
 
April 5, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 0.1 μg/m3 (0) 24.0
 
April 5, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.1 μg/m3 (0) 20.0
 
April 5, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 0.1 μg/m3 (0) 18.0
 
April 5, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 0.1 μg/m3 (0) 5.0
 
April 5, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 0.1 μg/m3 (0) 8.0
 
April 5, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 0.1 μg/m3 (0) 11.0
 
April 5, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 0.1 μg/m3 (0) 11.0
 
April 5, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 0.1 μg/m3 (0) 12.0
 
April 5, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 0.1 μg/m3 (0) 11.0
 
April 5, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 0.1 μg/m3 (0) 13.0
 
April 5, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 1.2 μg/m3 (5) 15.0
 
April 5, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 16.9 μg/m3 (60) 60.0
 
April 5, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 14.7 μg/m3 (56) 56.0
 
April 5, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 8.9 μg/m3 (37) 37.0
 
April 5, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 13.6 μg/m3 (53) 53.0
 
April 5, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 14.6 μg/m3 (56) 56.0
 
April 4, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 13.7 μg/m3 (54) 54.0
 
April 4, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (45) N/A N/A 3.4 μg/m3 (14) 45.0
 
April 4, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 58.0 ppb (45) N/A N/A 4.6 μg/m3 (19) 45.0
 
April 4, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 7.2 μg/m3 (30) 44.0
 
April 4, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 7.4 μg/m3 (31) 44.0
 
April 4, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 9.5 μg/m3 (40) 44.0
 
April 4, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (42) N/A N/A 11.7 μg/m3 (49) 49.0
 
April 4, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 5.8 μg/m3 (24) 38.0
 
April 4, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 0.7 μg/m3 (3) 35.0
 
April 4, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.6 μg/m3 (7) 26.0
 
April 4, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 4.6 μg/m3 (19) 19.0
 
April 4, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (6) N/A N/A 1.3 μg/m3 (5) 6.0
 
April 4, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 4.5 μg/m3 (19) 19.0
 
April 4, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 6.3 μg/m3 (26) 26.0
 
April 4, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 7.7 μg/m3 (32) 32.0
 
April 4, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (7) N/A N/A 5.0 μg/m3 (21) 21.0
 
April 4, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 3.9 μg/m3 (16) 16.0
 
April 4, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 11.6 μg/m3 (48) 48.0
 
April 4, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 7.9 μg/m3 (33) 33.0
 
April 4, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 11.6 μg/m3 (48) 48.0
 
April 4, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 5.1 μg/m3 (21) 21.0
 
April 4, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 7.6 μg/m3 (32) 32.0
 
April 4, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 19.4 μg/m3 (66) 66.0
 
April 4, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 13.4 μg/m3 (53) 53.0
 
April 3, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
April 3, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 6.5 μg/m3 (27) 40.0
 
April 3, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 3.4 μg/m3 (14) 41.0
 
April 3, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 2.7 μg/m3 (11) 41.0
 
April 3, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 2.3 μg/m3 (10) 40.0
 
April 3, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 8.7 μg/m3 (36) 38.0
 
April 3, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 0.7 μg/m3 (3) 38.0
 
April 3, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 0.4 μg/m3 (2) 36.0
 
April 3, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 4.5 μg/m3 (19) 32.0
 
April 3, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 6.1 μg/m3 (25) 25.0
 
April 3, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 1.4 μg/m3 (6) 6.0
 
April 3, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 2.0 μg/m3 (8) 8.0
 
April 3, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 5.0 μg/m3 (21) 21.0
 
April 3, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 2.8 μg/m3 (12) 12.0
 
April 3, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 6.0 μg/m3 (25) 25.0
 
April 3, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 8.5 μg/m3 (35) 35.0
 
April 3, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (7) N/A N/A 5.6 μg/m3 (23) 23.0
 
April 3, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 9.1 μg/m3 (38) 38.0
 
April 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 18.1 μg/m3 (63) 63.0
 
April 3, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 3.9 μg/m3 (16) 16.0
 
April 3, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 12.2 μg/m3 (50) 50.0
 
April 3, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 7.4 μg/m3 (31) 31.0
 
April 3, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 7.3 μg/m3 (30) 30.0
 
April 3, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 4.9 μg/m3 (20) 32.0
 
April 2, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 10.6 μg/m3 (44) 44.0
 
April 2, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 1.8 μg/m3 (8) 35.0
 
April 2, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 4.5 μg/m3 (19) 35.0
 
April 2, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 2.0 μg/m3 (8) 35.0
 
April 2, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 0.9 μg/m3 (4) 34.0
 
April 2, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 6.4 μg/m3 (27) 32.0
 
April 2, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 2.6 μg/m3 (11) 31.0
 
April 2, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 3.1 μg/m3 (13) 29.0
 
April 2, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.5 μg/m3 (19) 27.0
 
April 2, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.2 μg/m3 (1) 23.0
 
April 2, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 2.0 μg/m3 (8) 17.0
 
April 2, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 1.9 μg/m3 (8) 8.0
 
April 2, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 3.7 μg/m3 (15) 15.0
 
April 2, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 5.8 μg/m3 (24) 24.0
 
April 2, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 5.4 μg/m3 (23) 23.0
 
April 2, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 2.1 μg/m3 (9) 18.0
 
April 2, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 6.2 μg/m3 (26) 26.0
 
April 2, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 8.7 μg/m3 (36) 36.0
 
April 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 8.8 μg/m3 (37) 37.0
 
April 2, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 4.6 μg/m3 (19) 19.0
 
April 2, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 1.4 μg/m3 (6) 20.0
 
April 2, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 2.8 μg/m3 (12) 22.0
 
April 2, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 2.0 μg/m3 (8) 18.0
 
April 2, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 5.7 μg/m3 (24) 24.0
 
April 1, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 8.8 μg/m3 (37) 37.0
 
April 1, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 5.9 μg/m3 (25) 25.0
 
April 1, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 4.6 μg/m3 (19) 22.0
 
April 1, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 2.9 μg/m3 (12) 20.0
 
April 1, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 6.9 μg/m3 (29) 29.0
 
April 1, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 3.3 μg/m3 (14) 19.0
 
April 1, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 2.3 μg/m3 (10) 18.0
 
April 1, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 1.6 μg/m3 (7) 18.0
 
April 1, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 4.8 μg/m3 (20) 20.0
 
April 1, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 3.3 μg/m3 (14) 18.0
 
April 1, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 3.4 μg/m3 (14) 16.0
 
April 1, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 1.6 μg/m3 (7) 15.0
 
April 1, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 4.2 μg/m3 (18) 18.0
 
April 1, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
April 1, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.3 μg/m3 (5) 15.0
 
April 1, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 7.3 μg/m3 (30) 30.0
 
April 1, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 5.2 μg/m3 (22) 22.0
 
April 1, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 4.5 μg/m3 (19) 19.0
 
April 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 18.5 μg/m3 (64) 64.0
 
April 1, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 2.9 μg/m3 (12) 21.0
 
April 1, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 1.6 μg/m3 (7) 23.0
 
April 1, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.2 μg/m3 (18) 24.0
 
April 1, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 1.5 μg/m3 (6) 21.0
 
April 1, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.6 μg/m3 (23) 23.0
 
March 31, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 6.7 μg/m3 (28) 28.0
 
March 31, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 1.4 μg/m3 (6) 22.0
 
March 31, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 1.3 μg/m3 (5) 24.0
 
March 31, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.5 μg/m3 (19) 24.0
 
March 31, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 10.4 μg/m3 (43) 43.0
 
March 31, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 4.9 μg/m3 (20) 22.0
 
March 31, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 0.4 μg/m3 (2) 25.0
 
March 31, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 2.0 μg/m3 (8) 24.0
 
March 31, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 2.5 μg/m3 (10) 24.0
 
March 31, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 0.4 μg/m3 (2) 24.0
 
March 31, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 3.1 μg/m3 (13) 21.0