ID: 2020

AQSQID: 391030004

Site Name: Chippewa Lake

Added: April 21, 2020, 6:24 p.m.

Updated: July 30, 2021, 7:59 p.m.

Location: Medina (Ballash Rd), OH

Reporting: True, Located: True

Current AQI: 77.0

Medina (Ballash Rd) OH, US: 41.0604, -81.9239

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 24.4 μg/m3 (77) 77.0
 
July 30, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 20.1 μg/m3 (68) 68.0
 
July 30, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 13.8 μg/m3 (55) 55.0
 
July 30, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 9.3 μg/m3 (39) 39.0
 
July 30, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 9.1 μg/m3 (38) 38.0
 
July 30, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 11.2 μg/m3 (47) 47.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 30, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 9.3 μg/m3 (39) 39.0
 
July 30, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (38) 38.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 12.6 μg/m3 (53) 53.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 7.9 μg/m3 (33) 35.0
 
July 30, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 12.7 μg/m3 (53) 53.0
 
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 12.7 μg/m3 (53) 53.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 10.8 μg/m3 (46) 46.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 9.8 μg/m3 (41) 41.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 9.0 μg/m3 (38) 39.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 9.1 μg/m3 (38) 58.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 10.7 μg/m3 (45) 61.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 9.1 μg/m3 (38) 51.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 10.3 μg/m3 (43) 50.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 10.8 μg/m3 (46) 50.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 13.6 μg/m3 (55) 55.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 10.5 μg/m3 (44) 46.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 7.4 μg/m3 (31) 48.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 9.4 μg/m3 (40) 48.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 15.6 μg/m3 (59) 59.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 16.3 μg/m3 (60) 60.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 9.8 μg/m3 (41) 41.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 11.2 μg/m3 (47) 47.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 11.8 μg/m3 (50) 50.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (55) 55.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 11.8 μg/m3 (50) 50.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 16.3 μg/m3 (60) 60.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 14.9 μg/m3 (57) 57.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 13.5 μg/m3 (54) 54.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 15.3 μg/m3 (58) 58.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 12.7 μg/m3 (53) 53.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 11.5 μg/m3 (48) 48.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 10.8 μg/m3 (46) 46.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 10.7 μg/m3 (45) 45.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 8.8 μg/m3 (37) 47.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 11.7 μg/m3 (49) 61.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 10.0 μg/m3 (42) 74.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 7.8 μg/m3 (33) 78.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 8.6 μg/m3 (36) 74.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 11.2 μg/m3 (47) 74.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 9.1 μg/m3 (38) 74.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 12.9 μg/m3 (53) 74.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 10.3 μg/m3 (43) 68.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 9.7 μg/m3 (41) 65.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 14.1 μg/m3 (56) 56.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 12.5 μg/m3 (52) 52.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.7 μg/m3 (55) 55.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 14.1 μg/m3 (56) 56.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 11.3 μg/m3 (48) 48.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 11.7 μg/m3 (49) 49.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 9.1 μg/m3 (38) 38.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 11.7 μg/m3 (49) 49.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 10.8 μg/m3 (46) 46.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 12.2 μg/m3 (52) 52.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 12.4 μg/m3 (52) 52.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 10.3 μg/m3 (43) 43.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 8.6 μg/m3 (36) 45.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 11.0 μg/m3 (46) 49.0
 
July 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 11.4 μg/m3 (48) 49.0
 
July 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 8.8 μg/m3 (37) 50.0
 
July 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 8.7 μg/m3 (37) 50.0
 
July 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.1 μg/m3 (26) 51.0
 
July 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 7.8 μg/m3 (33) 48.0
 
July 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 9.7 μg/m3 (41) 47.0
 
July 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 8.3 μg/m3 (35) 44.0
 
July 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 10.7 μg/m3 (45) 45.0
 
July 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 10.3 μg/m3 (43) 43.0
 
July 27, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 9.8 μg/m3 (41) 41.0
 
July 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A N/A 9.5 μg/m3 (40) 40.0
 
July 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
July 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 14.6 μg/m3 (57) 57.0
 
July 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 11.9 μg/m3 (50) 50.0
 
July 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A N/A 10.3 μg/m3 (43) 43.0
 
July 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 12.9 μg/m3 (53) 53.0
 
July 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 12.4 μg/m3 (52) 52.0
 
July 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 8.8 μg/m3 (37) 37.0
 
July 27, 2021, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 7.6 μg/m3 (32) 36.0
 
July 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 10.5 μg/m3 (44) 44.0
 
July 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 11.7 μg/m3 (49) 49.0
 
July 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 9.8 μg/m3 (41) 50.0
 
July 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 10.5 μg/m3 (44) 48.0
 
July 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 9.2 μg/m3 (39) 47.0
 
July 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 6.2 μg/m3 (26) 46.0
 
July 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 9.3 μg/m3 (39) 48.0
 
July 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 11.4 μg/m3 (48) 49.0
 
July 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 19.6 μg/m3 (67) 67.0
 
July 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 15.4 μg/m3 (58) 58.0
 
July 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 15.3 μg/m3 (58) 58.0
 
July 26, 2021, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A N/A 13.3 μg/m3 (54) 54.0
 
July 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A N/A 8.8 μg/m3 (37) 37.0
 
July 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 11.9 μg/m3 (50) 50.0
 
July 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 10.6 μg/m3 (45) 45.0
 
July 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 14.6 μg/m3 (57) 57.0
 
July 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 16.2 μg/m3 (60) 60.0
 
July 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 21.4 μg/m3 (71) 71.0
 
July 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 8.8 μg/m3 (37) 37.0
 
July 26, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 8.3 μg/m3 (35) 38.0
 
July 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 9.8 μg/m3 (41) 44.0
 
July 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 10.4 μg/m3 (44) 48.0
 
July 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 5.6 μg/m3 (24) 48.0
 
July 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 7.8 μg/m3 (33) 50.0
 
July 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 6.4 μg/m3 (27) 50.0
 
July 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 7.4 μg/m3 (31) 50.0
 
July 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 10.6 μg/m3 (45) 50.0
 
July 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 13.2 μg/m3 (54) 54.0
 
July 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 14.4 μg/m3 (56) 56.0
 
July 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 12.5 μg/m3 (52) 52.0
 
July 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 14.1 μg/m3 (56) 56.0
 
July 25, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 12.2 μg/m3 (52) 52.0
 
July 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 13.9 μg/m3 (55) 55.0
 
July 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
July 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 11.8 μg/m3 (50) 50.0
 
July 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 14.4 μg/m3 (56) 56.0
 
July 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 16.7 μg/m3 (61) 61.0
 
July 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 8.5 μg/m3 (36) 36.0
 
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 16.6 μg/m3 (61) 61.0
 
July 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 13.4 μg/m3 (54) 54.0
 
July 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 10.8 μg/m3 (46) 46.0
 
July 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 11.0 μg/m3 (46) 47.0
 
July 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 13.2 μg/m3 (54) 54.0
 
July 25, 2021, midnight N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 13.4 μg/m3 (54) 54.0
 
July 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 13.1 μg/m3 (54) 54.0
 
July 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 20.6 μg/m3 (69) 69.0
 
July 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 19.9 μg/m3 (68) 68.0
 
July 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 18.5 μg/m3 (65) 65.0
 
July 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 19.3 μg/m3 (67) 67.0
 
July 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 11.2 μg/m3 (47) 48.0
 
July 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 9.0 μg/m3 (38) 45.0
 
July 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 8.1 μg/m3 (34) 38.0
 
July 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 8.1 μg/m3 (34) 34.0
 
July 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 8.6 μg/m3 (36) 36.0
 
July 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 13.4 μg/m3 (54) 54.0
 
July 24, 2021, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 13.4 μg/m3 (54) 54.0
 
July 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 10.7 μg/m3 (45) 45.0
 
July 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 7.6 μg/m3 (32) 32.0
 
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 6.6 μg/m3 (28) 28.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 8.3 μg/m3 (35) 35.0
 
July 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 9.6 μg/m3 (40) 40.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 11.2 μg/m3 (47) 47.0
 
July 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 8.3 μg/m3 (35) 35.0
 
July 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 9.1 μg/m3 (38) 38.0
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 12.4 μg/m3 (52) 52.0
 
July 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 7.0 μg/m3 (30) 30.0
 
July 24, 2021, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 4.1 μg/m3 (18) 31.0
 
July 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 5.4 μg/m3 (23) 36.0
 
July 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 5.6 μg/m3 (24) 44.0
 
July 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 6.4 μg/m3 (27) 45.0
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 5.6 μg/m3 (24) 45.0
 
July 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.7 μg/m3 (16) 41.0
 
July 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 4.9 μg/m3 (21) 41.0
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 7.6 μg/m3 (32) 38.0