AQSQID: 420010001

Site Name: Aren

Location: Adams Co, PA

Reporting: True, Located: True

Current AQI: 36.0

Adams Co PA, US: 39.9233, -77.3081

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 26, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 8.7 μg/m3 (36) 36.0
 
May 26, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 7.7 μg/m3 (32) 32.0
 
May 26, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.3 μg/m3 (30) 30.0
 
May 26, 2019, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 7.3 μg/m3 (30) 31.0
 
May 25, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 7.8 μg/m3 (32) 34.0
 
May 25, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 8.0 μg/m3 (33) 37.0
 
May 25, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 8.4 μg/m3 (35) 45.0
 
May 25, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A N/A 8.4 μg/m3 (35) 47.0
 
May 25, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A 8.6 μg/m3 (36) 45.0
 
May 25, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 8.8 μg/m3 (37) 42.0
 
May 25, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 9.1 μg/m3 (38) 40.0
 
May 25, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 8.7 μg/m3 (36) 37.0
 
May 25, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 8.8 μg/m3 (37) 37.0
 
May 25, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 8.3 μg/m3 (35) 35.0
 
May 25, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 7.5 μg/m3 (31) 31.0
 
May 25, 2019, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 8.4 μg/m3 (35) 35.0
 
May 25, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 9.8 μg/m3 (41) 41.0
 
May 25, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 9.7 μg/m3 (40) 40.0
 
May 25, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 25, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 7.9 μg/m3 (33) 33.0
 
May 25, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 5.9 μg/m3 (25) 25.0
 
May 25, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
May 25, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
May 25, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.5 μg/m3 (19) 26.0
 
May 25, 2019, 3 a.m. 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
 
May 25, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
May 25, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.6 μg/m3 (15) 32.0
 
May 25, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.7 μg/m3 (15) 33.0
 
May 24, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.2 μg/m3 (13) 32.0
 
May 24, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 3.1 μg/m3 (13) 34.0
 
May 24, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.8 μg/m3 (12) 35.0
 
May 24, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 2.4 μg/m3 (10) 36.0
 
May 24, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 2.4 μg/m3 (10) 36.0
 
May 24, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.4 μg/m3 (10) 35.0
 
May 24, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.2 μg/m3 (9) 35.0
 
May 24, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 2.3 μg/m3 (10) 35.0
 
May 24, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.3 μg/m3 (10) 35.0
 
May 24, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.4 μg/m3 (10) 35.0
 
May 24, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 2.5 μg/m3 (10) 35.0
 
May 24, 2019, noon N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 3.0 μg/m3 (12) 33.0
 
May 24, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
May 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 3.6 μg/m3 (15) 35.0
 
May 24, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 4.2 μg/m3 (18) 38.0
 
May 24, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 5.3 μg/m3 (22) 38.0
 
May 23, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 23, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 8.1 μg/m3 (34) 34.0
 
May 23, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 6.7 μg/m3 (28) 28.0
 
May 23, 2019, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 6.3 μg/m3 (26) 26.0
 
May 23, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 23, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 5.8 μg/m3 (24) 24.0
 
May 23, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 5.7 μg/m3 (24) 24.0
 
May 23, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 5.3 μg/m3 (22) 24.0
 
May 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
May 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
May 23, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 8.2 μg/m3 (34) 34.0
 
May 23, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 7.4 μg/m3 (31) 31.0
 
May 23, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 6.8 μg/m3 (28) 35.0
 
May 23, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 10.4 μg/m3 (43) 43.0
 
May 23, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 7.9 μg/m3 (33) 38.0
 
May 23, 2019, midnight N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 6.8 μg/m3 (28) 39.0
 
May 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 6.0 μg/m3 (25) 42.0
 
May 22, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 5.9 μg/m3 (25) 42.0
 
May 22, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 5.8 μg/m3 (24) 42.0
 
May 22, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 5.0 μg/m3 (21) 37.0
 
May 22, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.5 μg/m3 (19) 35.0
 
May 22, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 4.5 μg/m3 (19) 34.0
 
May 22, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 4.7 μg/m3 (20) 33.0
 
May 22, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 4.6 μg/m3 (19) 31.0
 
May 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 4.1 μg/m3 (17) 30.0
 
May 22, 2019, 2 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
 
May 22, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.5 μg/m3 (15) 30.0
 
May 22, 2019, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
May 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 3.6 μg/m3 (15) 19.0
 
May 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 3.6 μg/m3 (15) 23.0
 
May 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 3.7 μg/m3 (15) 26.0
 
May 22, 2019, 8 a.m. 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
 
May 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
May 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
May 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 3.8 μg/m3 (16) 25.0
 
May 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
May 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 3.8 μg/m3 (16) 25.0
 
May 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 3.8 μg/m3 (16) 25.0
 
May 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 3.8 μg/m3 (16) 26.0
 
May 22, 2019, 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
 
May 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 3.7 μg/m3 (15) 28.0
 
May 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.5 μg/m3 (15) 30.0
 
May 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.6 μg/m3 (15) 30.0
 
May 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.8 μg/m3 (16) 30.0
 
May 21, 2019, 7 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
 
May 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.7 μg/m3 (15) 30.0
 
May 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.6 μg/m3 (15) 30.0
 
May 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 3.6 μg/m3 (15) 30.0
 
May 21, 2019, 3 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
 
May 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 2.8 μg/m3 (12) 28.0
 
May 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 2.3 μg/m3 (10) 26.0
 
May 21, 2019, noon N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 2.2 μg/m3 (9) 24.0
 
May 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 3.7 μg/m3 (15) 21.0
 
May 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 4.5 μg/m3 (19) 23.0
 
May 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.2 μg/m3 (18) 26.0
 
May 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.4 μg/m3 (18) 26.0
 
May 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.7 μg/m3 (20) 26.0
 
May 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
May 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 5.6 μg/m3 (23) 26.0
 
May 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
May 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 5.2 μg/m3 (22) 31.0
 
May 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 6.2 μg/m3 (26) 34.0
 
May 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 7.0 μg/m3 (29) 35.0
 
May 21, 2019, midnight 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
 
May 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 7.5 μg/m3 (31) 40.0
 
May 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 7.3 μg/m3 (30) 41.0
 
May 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A 6.9 μg/m3 (29) 43.0
 
May 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A 6.2 μg/m3 (26) 44.0
 
May 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 7.0 μg/m3 (29) 42.0
 
May 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 8.1 μg/m3 (34) 38.0
 
May 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 8.6 μg/m3 (36) 38.0
 
May 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 9.8 μg/m3 (41) 41.0
 
May 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 11.6 μg/m3 (48) 48.0
 
May 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 12.6 μg/m3 (51) 51.0
 
May 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 14.2 μg/m3 (55) 55.0
 
May 20, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 13.6 μg/m3 (53) 53.0
 
May 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 14.7 μg/m3 (56) 56.0
 
May 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 15.4 μg/m3 (57) 57.0
 
May 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 15.2 μg/m3 (57) 57.0
 
May 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 14.9 μg/m3 (56) 56.0
 
May 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 13.8 μg/m3 (54) 54.0
 
May 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.3 μg/m3 (51) 51.0
 
May 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 12.4 μg/m3 (51) 51.0
 
May 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 13.0 μg/m3 (52) 52.0
 
May 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 12.7 μg/m3 (51) 51.0
 
May 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 9.8 μg/m3 (41) 41.0
 
May 20, 2019, midnight N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A 8.8 μg/m3 (37) 40.0
 
May 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 12.3 μg/m3 (51) 51.0
 
May 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 12.9 μg/m3 (52) 52.0
 
May 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 15.1 μg/m3 (57) 57.0
 
May 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 16.6 μg/m3 (60) 60.0
 
May 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 16.3 μg/m3 (59) 59.0
 
May 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 16.2 μg/m3 (59) 59.0
 
May 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 15.6 μg/m3 (58) 58.0
 
May 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 15.3 μg/m3 (57) 57.0
 
May 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 16.0 μg/m3 (59) 59.0
 
May 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 17.8 μg/m3 (62) 62.0
 
May 19, 2019, noon N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 16.0 μg/m3 (59) 59.0
 
May 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 15.7 μg/m3 (58) 58.0
 
May 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 16.2 μg/m3 (59) 59.0
 
May 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 16.9 μg/m3 (60) 60.0
 
May 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 17.6 μg/m3 (62) 62.0
 
May 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 17.1 μg/m3 (61) 61.0
 
May 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (60) 60.0
 
May 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 16.8 μg/m3 (60) 60.0
 
May 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 19.3 μg/m3 (66) 66.0
 
May 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 22.2 μg/m3 (72) 72.0
 
May 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 23.0 μg/m3 (73) 73.0
 
May 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 18.9 μg/m3 (65) 65.0
 
May 19, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 15.7 μg/m3 (58) 58.0
 
May 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 13.7 μg/m3 (54) 54.0
 
May 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 13.4 μg/m3 (53) 53.0
 
May 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 13.0 μg/m3 (52) 52.0
 
May 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 13.3 μg/m3 (53) 53.0
 
May 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 13.3 μg/m3 (53) 53.0
 
May 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 13.6 μg/m3 (53) 53.0
 
May 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 14.2 μg/m3 (55) 55.0
 
May 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 14.1 μg/m3 (54) 54.0
 
May 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 14.4 μg/m3 (55) 55.0
 
May 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 13.5 μg/m3 (53) 53.0
 
May 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 13.4 μg/m3 (53) 53.0
 
May 18, 2019, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 12.3 μg/m3 (51) 51.0