ID: 730

AQSQID: 421174000

Site Name: Tioga County

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

Updated: Sept. 29, 2020, 8:39 a.m.

Location: Canton (Hurley Rd), PA

Reporting: True, Located: True

Current AQI: 38.0

Canton (Hurley Rd) PA, US: 41.6447, -76.9392

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (38) 38.0
 
Sept. 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 9.5 μg/m3 (40) 40.0
 
Sept. 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 9.4 μg/m3 (39) 39.0
 
Sept. 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 9.6 μg/m3 (40) 40.0
 
Sept. 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 9.6 μg/m3 (40) 40.0
 
Sept. 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 29, 2020, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 11.0 μg/m3 (46) 46.0
 
Sept. 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 10.3 μg/m3 (43) 43.0
 
Sept. 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 8.9 μg/m3 (37) 37.0
 
Sept. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 8.5 μg/m3 (35) 35.0
 
Sept. 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 7.8 μg/m3 (32) 32.0
 
Sept. 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 10.4 μg/m3 (43) 43.0
 
Sept. 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.7 μg/m3 (32) 32.0
 
Sept. 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 6.4 μg/m3 (27) 27.0
 
Sept. 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 6.9 μg/m3 (29) 29.0
 
Sept. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 6.8 μg/m3 (28) 28.0
 
Sept. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (27) 27.0
 
Sept. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 5.9 μg/m3 (25) 25.0
 
Sept. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 5.8 μg/m3 (24) 24.0
 
Sept. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
Sept. 28, 2020, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 4.7 μg/m3 (20) 24.0
 
Sept. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.8 μg/m3 (20) 26.0
 
Sept. 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 4.3 μg/m3 (18) 27.0
 
Sept. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
Sept. 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 5.4 μg/m3 (23) 29.0
 
Sept. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.2 μg/m3 (22) 28.0
 
Sept. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
Sept. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 4.6 μg/m3 (19) 27.0
 
Sept. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 4.5 μg/m3 (19) 25.0
 
Sept. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 5.6 μg/m3 (23) 24.0
 
Sept. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 8.4 μg/m3 (35) 35.0
 
Sept. 27, 2020, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 9.2 μg/m3 (38) 38.0
 
Sept. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 9.3 μg/m3 (39) 39.0
 
Sept. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 7.8 μg/m3 (32) 32.0
 
Sept. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 7.1 μg/m3 (30) 30.0
 
Sept. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 7.1 μg/m3 (30) 30.0
 
Sept. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 6.5 μg/m3 (27) 27.0
 
Sept. 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 6.1 μg/m3 (25) 25.0
 
Sept. 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 6.9 μg/m3 (29) 29.0
 
Sept. 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 27, 2020, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.9 μg/m3 (25) 26.0
 
Sept. 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 4.9 μg/m3 (20) 25.0
 
Sept. 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.3 μg/m3 (18) 26.0
 
Sept. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.9 μg/m3 (16) 28.0
 
Sept. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 4.3 μg/m3 (18) 29.0
 
Sept. 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 5.6 μg/m3 (23) 32.0
 
Sept. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 5.6 μg/m3 (23) 32.0
 
Sept. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 5.3 μg/m3 (22) 32.0
 
Sept. 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 6.0 μg/m3 (25) 32.0
 
Sept. 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 8.3 μg/m3 (35) 35.0
 
Sept. 26, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 12.6 μg/m3 (51) 51.0
 
Sept. 26, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 12.8 μg/m3 (52) 52.0
 
Sept. 26, 2020, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 10.7 μg/m3 (45) 45.0
 
Sept. 26, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 13.5 μg/m3 (53) 53.0
 
Sept. 26, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 18.4 μg/m3 (64) 64.0
 
Sept. 26, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 21.0 μg/m3 (69) 69.0
 
Sept. 26, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 21.4 μg/m3 (70) 70.0
 
Sept. 26, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 20.2 μg/m3 (67) 67.0
 
Sept. 26, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.5 μg/m3 (64) 64.0
 
Sept. 26, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 16.9 μg/m3 (60) 60.0
 
Sept. 26, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 16.8 μg/m3 (60) 60.0
 
Sept. 26, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 16.7 μg/m3 (60) 60.0
 
Sept. 26, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 15.2 μg/m3 (57) 57.0
 
Sept. 26, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 14.4 μg/m3 (55) 55.0
 
Sept. 26, 2020, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 25, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 13.9 μg/m3 (54) 54.0
 
Sept. 25, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 13.1 μg/m3 (52) 52.0
 
Sept. 25, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 13.4 μg/m3 (53) 53.0
 
Sept. 25, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 14.0 μg/m3 (54) 54.0
 
Sept. 25, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 13.1 μg/m3 (52) 52.0
 
Sept. 25, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A N/A 13.0 μg/m3 (52) 52.0
 
Sept. 25, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 13.5 μg/m3 (53) 53.0
 
Sept. 25, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 14.4 μg/m3 (55) 55.0
 
Sept. 25, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 14.2 μg/m3 (55) 55.0
 
Sept. 25, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 13.7 μg/m3 (54) 54.0
 
Sept. 25, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 14.3 μg/m3 (55) 55.0
 
Sept. 25, 2020, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 13.3 μg/m3 (53) 53.0
 
Sept. 25, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 13.3 μg/m3 (53) 53.0
 
Sept. 25, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 12.4 μg/m3 (51) 51.0
 
Sept. 25, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A N/A 37.0
 
Sept. 25, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 13.1 μg/m3 (52) 52.0
 
Sept. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 11.2 μg/m3 (47) 47.0
 
Sept. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 11.3 μg/m3 (47) 47.0
 
Sept. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (46) 46.0
 
Sept. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 10.9 μg/m3 (45) 45.0
 
Sept. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 10.6 μg/m3 (44) 44.0
 
Sept. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 9.7 μg/m3 (40) 40.0
 
Sept. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 9.3 μg/m3 (39) 39.0
 
Sept. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 8.7 μg/m3 (36) 36.0
 
Sept. 24, 2020, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 8.8 μg/m3 (37) 37.0
 
Sept. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 7.6 μg/m3 (32) 36.0
 
Sept. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 7.5 μg/m3 (31) 38.0
 
Sept. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 7.6 μg/m3 (32) 38.0
 
Sept. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 7.9 μg/m3 (33) 37.0
 
Sept. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 7.4 μg/m3 (31) 36.0
 
Sept. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 7.6 μg/m3 (32) 37.0
 
Sept. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 9.7 μg/m3 (40) 40.0
 
Sept. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 11.6 μg/m3 (48) 48.0
 
Sept. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 8.4 μg/m3 (35) 35.0
 
Sept. 23, 2020, 1 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
 
Sept. 23, 2020, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.4 μg/m3 (23) 34.0
 
Sept. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.8 μg/m3 (24) 34.0
 
Sept. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.5 μg/m3 (23) 34.0
 
Sept. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.3 μg/m3 (22) 34.0
 
Sept. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.3 μg/m3 (22) 34.0
 
Sept. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 5.1 μg/m3 (21) 32.0
 
Sept. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
Sept. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 4.5 μg/m3 (19) 33.0
 
Sept. 23, 2020, 4 a.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
 
Sept. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
Sept. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 4.0 μg/m3 (17) 32.0
 
Sept. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.8 μg/m3 (16) 28.0
 
Sept. 23, 2020, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.7 μg/m3 (15) 27.0
 
Sept. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.3 μg/m3 (14) 30.0
 
Sept. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.9 μg/m3 (12) 32.0
 
Sept. 22, 2020, 8 p.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
 
Sept. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.7 μg/m3 (15) 32.0
 
Sept. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 3.6 μg/m3 (15) 32.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.7 μg/m3 (15) 30.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 4.2 μg/m3 (18) 29.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 3.7 μg/m3 (15) 29.0
 
Sept. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
Sept. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.6 μg/m3 (15) 27.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.8 μg/m3 (16) 27.0
 
Sept. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.9 μg/m3 (16) 25.0
 
Sept. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.9 μg/m3 (16) 26.0
 
Sept. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 4.5 μg/m3 (19) 27.0
 
Sept. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.9 μg/m3 (16) 26.0
 
Sept. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.9 μg/m3 (16) 28.0
 
Sept. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (15) 15.0
 
Sept. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.8 μg/m3 (16) 30.0
 
Sept. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 3.8 μg/m3 (16) 28.0
 
Sept. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
Sept. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.9 μg/m3 (16) 25.0
 
Sept. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.6 μg/m3 (15) 25.0
 
Sept. 22, 2020, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 8.1 μg/m3 (34) 34.0
 
Sept. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.6 μg/m3 (15) 27.0
 
Sept. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.4 μg/m3 (14) 27.0
 
Sept. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 3.4 μg/m3 (14) 29.0
 
Sept. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 3.4 μg/m3 (14) 29.0
 
Sept. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.4 μg/m3 (14) 28.0
 
Sept. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 3.9 μg/m3 (16) 27.0
 
Sept. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.8 μg/m3 (20) 26.0
 
Sept. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
Sept. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.3 μg/m3 (14) 23.0
 
Sept. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.9 μg/m3 (12) 22.0
 
Sept. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 2.9 μg/m3 (12) 22.0
 
Sept. 21, 2020, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.3 μg/m3 (14) 21.0
 
Sept. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.3 μg/m3 (14) 21.0
 
Sept. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.4 μg/m3 (14) 20.0
 
Sept. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.3 μg/m3 (14) 20.0
 
Sept. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.1 μg/m3 (13) 20.0
 
Sept. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 2.9 μg/m3 (12) 20.0
 
Sept. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
Sept. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 3.1 μg/m3 (13) 20.0