AQSQID: 421174000

Site Name: Tiog

Location: Tioga Co, PA

Reporting: True, Located: True

Current AQI: 33.0

Tioga Co PA, US: 41.6447, -76.9392

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 24, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
March 24, 2019, noon 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 24, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.5 μg/m3 (10) 34.0
 
March 24, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.1 μg/m3 (9) 35.0
 
March 24, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.0 μg/m3 (8) 35.0
 
March 24, 2019, 8 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 24, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.0 μg/m3 (8) 35.0
 
March 24, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
March 24, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
March 24, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.4 μg/m3 (2) 32.0
 
March 24, 2019, 3 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 24, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 1.8 μg/m3 (8) 32.0
 
March 24, 2019, 1 a.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 24, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 5.3 μg/m3 (22) 33.0
 
March 23, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 4.9 μg/m3 (20) 34.0
 
March 23, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.8 μg/m3 (12) 35.0
 
March 23, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
March 23, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
March 23, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 0.6 μg/m3 (2) 35.0
 
March 23, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 2.3 μg/m3 (10) 34.0
 
March 23, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.6 μg/m3 (7) 33.0
 
March 23, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.4 μg/m3 (10) 33.0
 
March 23, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 2.5 μg/m3 (10) 33.0
 
March 23, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
March 23, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
March 23, 2019, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.4 μg/m3 (14) 31.0
 
March 23, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
March 23, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.2 μg/m3 (13) 28.0
 
March 23, 2019, 9 a.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
 
March 23, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 1.5 μg/m3 (6) 28.0
 
March 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 0.0 μg/m3 (0) 26.0
 
March 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A
March 23, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 2.4 μg/m3 (10) 25.0
 
March 23, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 4.6 μg/m3 (19) 25.0
 
March 23, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
March 23, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
March 23, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 1.5 μg/m3 (6) 27.0
 
March 23, 2019, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 1.3 μg/m3 (5) 26.0
 
March 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.4 μg/m3 (14) 25.0
 
March 22, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 3.4 μg/m3 (14) 25.0
 
March 22, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 1.0 μg/m3 (4) 29.0
 
March 22, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.1 μg/m3 (13) 30.0
 
March 22, 2019, 7 p.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 22, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.4 μg/m3 (14) 30.0
 
March 22, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0
 
March 22, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
March 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
March 22, 2019, 2 p.m. N/A 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, 1 p.m. N/A 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 N/A 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, 11 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 22, 2019, 10 a.m. N/A 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, 9 a.m. N/A 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, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
March 22, 2019, 7 a.m. N/A 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, 5 a.m. N/A 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, 4 a.m. N/A 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, 3 a.m. N/A 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, 2 a.m. N/A 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, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
March 22, 2019, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
March 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
March 21, 2019, 10 p.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 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 3.1 μg/m3 (13) 31.0
 
March 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 4.1 μg/m3 (17) 31.0
 
March 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
March 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
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 5.9 μg/m3 (25) 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 5.8 μg/m3 (24) 32.0
 
March 21, 2019, 11 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 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
March 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 4.7 μg/m3 (20) 32.0
 
March 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 6.5 μg/m3 (27) 32.0
 
March 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 7.6 μg/m3 (32) 33.0
 
March 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (33) 33.0
 
March 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 8.3 μg/m3 (35) 35.0
 
March 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 10.2 μg/m3 (42) 42.0
 
March 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 12.4 μg/m3 (51) 51.0
 
March 21, 2019, 2 a.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, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 9.3 μg/m3 (39) 39.0
 
March 21, 2019, midnight 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
 
March 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 12.9 μg/m3 (52) 52.0
 
March 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 11.5 μg/m3 (48) 48.0
 
March 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 10.5 μg/m3 (44) 44.0
 
March 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 13.5 μg/m3 (53) 53.0
 
March 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 11.3 μg/m3 (47) 47.0
 
March 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 6.2 μg/m3 (26) 38.0
 
March 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 3.5 μg/m3 (15) 38.0
 
March 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 4.0 μg/m3 (17) 38.0
 
March 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 6.1 μg/m3 (25) 35.0
 
March 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 6.7 μg/m3 (28) 34.0
 
March 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
March 20, 2019, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 4.3 μg/m3 (18) 34.0
 
March 20, 2019, 11 a.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 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 7.7 μg/m3 (32) 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 9.0 μg/m3 (38) 38.0
 
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 8.6 μg/m3 (36) 36.0
 
March 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 6.3 μg/m3 (26) 36.0
 
March 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
March 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.2 μg/m3 (18) 35.0
 
March 20, 2019, 4 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 (6) 35.0
 
March 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (5) 5.0
 
March 20, 2019, 2 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
 
March 20, 2019, 1 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
 
March 20, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.7 μg/m3 (32) 32.0
 
March 19, 2019, 11 p.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
 
March 19, 2019, 10 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 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 2.9 μg/m3 (12) 37.0
 
March 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 5.3 μg/m3 (22) 36.0
 
March 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 2.2 μg/m3 (9) 37.0
 
March 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
March 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 2.5 μg/m3 (10) 36.0
 
March 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 3.6 μg/m3 (15) 35.0
 
March 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
March 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.9 μg/m3 (16) 33.0
 
March 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 6.1 μg/m3 (25) 33.0
 
March 19, 2019, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 4.0 μg/m3 (17) 32.0
 
March 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
March 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.7 μg/m3 (11) 32.0
 
March 19, 2019, 9 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
 
March 19, 2019, 8 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
 
March 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
March 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.2 μg/m3 (1) 33.0
 
March 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.2 μg/m3 (1) 32.0
 
March 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
March 19, 2019, 2 a.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 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
March 19, 2019, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 2.5 μg/m3 (10) 32.0
 
March 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 3.0 μg/m3 (12) 34.0
 
March 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.6 μg/m3 (7) 34.0
 
March 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 0.4 μg/m3 (2) 34.0
 
March 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.7 μg/m3 (3) 33.0
 
March 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.2 μg/m3 (1) 33.0
 
March 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
March 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.1 μg/m3 (0) 33.0
 
March 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 1.4 μg/m3 (6) 34.0
 
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 4.0 μg/m3 (17) 33.0
 
March 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.2 μg/m3 (13) 33.0
 
March 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 0.6 μg/m3 (2) 32.0
 
March 18, 2019, noon N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 1.5 μg/m3 (6) 29.0
 
March 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 1.4 μg/m3 (6) 28.0
 
March 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 0.0 μg/m3 (0) 30.0
 
March 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0
 
March 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 0.7 μg/m3 (3) 29.0
 
March 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 2.4 μg/m3 (10) 28.0
 
March 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (8) 8.0
 
March 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 0.9 μg/m3 (4) 30.0
 
March 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 2.2 μg/m3 (9) 29.0
 
March 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 2.2 μg/m3 (9) 28.0
 
March 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 1.0 μg/m3 (4) 30.0
 
March 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
March 18, 2019, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.4 μg/m3 (2) 31.0
 
March 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.8 μg/m3 (8) 32.0
 
March 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 1.6 μg/m3 (7) 33.0
 
March 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.2 μg/m3 (1) 33.0
 
March 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.2 μg/m3 (1) 33.0
 
March 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
March 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 0.0 μg/m3 (0) 33.0
 
March 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
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 1.4 μg/m3 (6) 32.0
 
March 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
March 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.5 μg/m3 (10) 32.0
 
March 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 1.8 μg/m3 (8) 31.0
 
March 17, 2019, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.9 μg/m3 (4) 31.0
 
March 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0
 
March 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0