AQSQID: 340110007

Site Name: Millville

Location: Vineland, NJ

Reporting: False, Located: True

Current AQI: None

Vineland NJ, US: 39.422272, -75.0252

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 19, 2019, midnight 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) N/A N/A -1.1 μg/m3 (0) 26.0
 
March 18, 2019, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) N/A N/A 1.0 μg/m3 (4) 33.0
 
March 18, 2019, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
March 18, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 18, 2019, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A -2.6 μg/m3 (0) 35.0
 
March 18, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A -1.2 μg/m3 (0) 34.0
 
March 18, 2019, 6 p.m. 7.0 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) N/A N/A 2.5 μg/m3 (10) 32.0
 
March 18, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A N/A 1.4 μg/m3 (6) 34.0
 
March 18, 2019, 4 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
March 18, 2019, 3 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 4.0 μg/m3 (17) 32.0
 
March 18, 2019, 2 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 3.7 μg/m3 (15) 30.0
 
March 18, 2019, 1 p.m. 9.0 ppb (8) 3.0 ppb (3) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) N/A N/A N/A 25.0
 
March 18, 2019, noon 16.0 ppb (15) 5.0 ppb (5) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) N/A N/A 5.3 μg/m3 (22) 22.0
 
March 18, 2019, 11 a.m. 19.0 ppb (18) 6.0 ppb (6) N/A 12.0 ppb (11) N/A N/A 21.0 ppb (16) N/A N/A 3.9 μg/m3 (16) 18.0
 
March 18, 2019, 10 a.m. 15.0 ppb (14) 4.0 ppb (4) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) N/A N/A 3.1 μg/m3 (13) 18.0
 
March 18, 2019, 9 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
March 18, 2019, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
March 18, 2019, 7 a.m. 13.0 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 17.2 μg/m3 (61) 61.0
 
March 18, 2019, 6 a.m. 17.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (13) N/A N/A 6.0 ppb (5) N/A N/A 21.2 μg/m3 (70) 70.0
 
March 18, 2019, 5 a.m. 43.0 ppb (40) 18.0 ppb (17) N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) N/A N/A N/A 40.0
 
March 18, 2019, 4 a.m. 42.0 ppb (39) 14.0 ppb (13) N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) N/A N/A 7.9 μg/m3 (33) 39.0
 
March 18, 2019, 3 a.m. 45.0 ppb (42) 17.0 ppb (16) N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) N/A N/A 3.7 μg/m3 (15) 42.0
 
March 18, 2019, 2 a.m. 41.0 ppb (38) 14.0 ppb (13) N/A 26.0 ppb (24) N/A N/A 7.0 ppb (5) N/A N/A 7.2 μg/m3 (30) 38.0
 
March 18, 2019, 1 a.m. 18.0 ppb (17) 0.0 ppb (0) N/A 17.0 ppb (16) N/A N/A 23.0 ppb (18) N/A N/A 8.9 μg/m3 (37) 37.0
 
March 18, 2019, midnight 19.0 ppb (18) 2.0 ppb (2) N/A 16.0 ppb (15) N/A N/A 26.0 ppb (20) N/A N/A 10.3 μg/m3 (43) 43.0
 
March 17, 2019, 11 p.m. 12.0 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) N/A N/A 9.3 μg/m3 (39) 39.0
 
March 17, 2019, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 1.4 μg/m3 (6) 35.0
 
March 17, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 17, 2019, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (36) N/A N/A 3.1 μg/m3 (13) 36.0
 
March 17, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 4.8 μg/m3 (20) 35.0
 
March 17, 2019, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A 4.6 μg/m3 (19) 35.0
 
March 17, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A -0.7 μg/m3 (0) 35.0
 
March 17, 2019, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 44.0 ppb (34) N/A N/A 2.4 μg/m3 (10) 34.0
 
March 17, 2019, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
March 17, 2019, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
March 17, 2019, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 17, 2019, noon 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
March 17, 2019, 11 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) N/A N/A 3.2 μg/m3 (13) 22.0
 
March 17, 2019, 10 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 27.0 ppb (21) N/A N/A 7.7 μg/m3 (32) 32.0
 
March 17, 2019, 9 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) N/A N/A 8.4 μg/m3 (35) 35.0
 
March 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (31) 31.0
 
March 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (23) 23.0
 
March 17, 2019, 6 a.m. 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 17, 2019, 5 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 17, 2019, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A N/A 3.6 μg/m3 (15) 32.0
 
March 17, 2019, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A N/A 1.0 μg/m3 (4) 32.0
 
March 17, 2019, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 4.8 μg/m3 (20) 32.0
 
March 17, 2019, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 10.1 μg/m3 (42) 42.0
 
March 17, 2019, midnight 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 12.5 μg/m3 (51) 51.0
 
March 16, 2019, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A N/A 12.5 μg/m3 (51) 51.0
 
March 16, 2019, 10 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 14.2 μg/m3 (55) 55.0
 
March 16, 2019, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A N/A 35.0
 
March 16, 2019, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
March 16, 2019, 7 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 1.0 μg/m3 (4) 35.0
 
March 16, 2019, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 6.5 μg/m3 (27) 35.0
 
March 16, 2019, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A N/A 7.3 μg/m3 (30) 35.0
 
March 16, 2019, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 45.0 ppb (35) N/A N/A 4.9 μg/m3 (20) 35.0
 
March 16, 2019, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 42.0 ppb (32) N/A N/A 6.1 μg/m3 (25) 32.0
 
March 16, 2019, 2 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A 5.8 μg/m3 (24) 31.0
 
March 16, 2019, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
March 16, 2019, noon 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A N/A 1.5 μg/m3 (6) 29.0
 
March 16, 2019, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A N/A -3.0 μg/m3 (0) 28.0
 
March 16, 2019, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
March 16, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A N/A N/A 28.0
 
March 16, 2019, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 0.3 μg/m3 (1) 1.0
 
March 16, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 11.4 μg/m3 (48) 48.0
 
March 16, 2019, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A N/A 14.3 μg/m3 (55) 55.0
 
March 16, 2019, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A N/A 31.0
 
March 16, 2019, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 19.3 μg/m3 (66) 66.0
 
March 16, 2019, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 20.1 μg/m3 (67) 67.0
 
March 16, 2019, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 14.8 μg/m3 (56) 56.0
 
March 16, 2019, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A N/A 13.1 μg/m3 (52) 52.0
 
March 16, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A N/A 10.5 μg/m3 (44) 44.0
 
March 15, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A N/A 10.7 μg/m3 (45) 45.0
 
March 15, 2019, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 9.1 μg/m3 (38) 38.0
 
March 15, 2019, 9 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
March 15, 2019, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 13.1 μg/m3 (52) 52.0
 
March 15, 2019, 7 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A N/A 14.2 μg/m3 (55) 55.0
 
March 15, 2019, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A N/A 10.9 μg/m3 (45) 45.0
 
March 15, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A N/A 8.7 μg/m3 (36) 36.0
 
March 15, 2019, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 7.6 μg/m3 (32) 32.0
 
March 15, 2019, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A -1.5 μg/m3 (0) 32.0
 
March 15, 2019, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 15, 2019, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
March 15, 2019, noon 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) N/A N/A 1.5 μg/m3 (6) 28.0
 
March 15, 2019, 11 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) N/A N/A 9.2 μg/m3 (38) 38.0
 
March 15, 2019, 10 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) N/A N/A 13.7 μg/m3 (54) 54.0
 
March 15, 2019, 9 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A N/A 11.7 μg/m3 (49) 49.0
 
March 15, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
March 15, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
March 15, 2019, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (37) N/A N/A 7.2 μg/m3 (30) 37.0
 
March 15, 2019, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 15, 2019, 4 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 50.0 ppb (38) N/A N/A 5.3 μg/m3 (22) 38.0
 
March 15, 2019, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) N/A N/A 8.4 μg/m3 (35) 38.0
 
March 15, 2019, 2 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 52.0 ppb (40) N/A N/A 9.6 μg/m3 (40) 40.0
 
March 15, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (40) N/A N/A 7.7 μg/m3 (32) 40.0
 
March 15, 2019, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) N/A N/A 6.5 μg/m3 (27) 41.0
 
March 14, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) N/A N/A 4.2 μg/m3 (18) 41.0
 
March 14, 2019, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) N/A N/A 0.3 μg/m3 (1) 42.0
 
March 14, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) N/A N/A N/A 42.0
 
March 14, 2019, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A N/A -3.2 μg/m3 (0) 41.0
 
March 14, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) N/A N/A -1.7 μg/m3 (0) 41.0
 
March 14, 2019, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 54.0 ppb (42) N/A N/A 8.1 μg/m3 (34) 42.0
 
March 14, 2019, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) N/A N/A 6.1 μg/m3 (25) 41.0
 
March 14, 2019, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) N/A N/A 3.4 μg/m3 (14) 38.0
 
March 14, 2019, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A N/A 2.0 μg/m3 (8) 36.0
 
March 14, 2019, 2 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 0.6 μg/m3 (2) 35.0
 
March 14, 2019, 1 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
March 14, 2019, noon 10.0 ppb (9) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) N/A N/A 3.6 μg/m3 (15) 26.0
 
March 14, 2019, 11 a.m. 22.0 ppb (20) 4.0 ppb (4) N/A 17.0 ppb (16) N/A N/A 24.0 ppb (18) N/A N/A 1.7 μg/m3 (7) 20.0
 
March 14, 2019, 10 a.m. 22.0 ppb (20) 5.0 ppb (5) N/A 16.0 ppb (15) N/A N/A 24.0 ppb (18) N/A N/A 1.4 μg/m3 (6) 20.0
 
March 14, 2019, 9 a.m. 21.0 ppb (19) 4.0 ppb (4) N/A 17.0 ppb (16) N/A N/A 27.0 ppb (21) N/A N/A 6.4 μg/m3 (27) 27.0
 
March 14, 2019, 8 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 8.7 μg/m3 (36) 36.0
 
March 14, 2019, 7 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A 12.3 μg/m3 (51) 51.0
 
March 14, 2019, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A N/A 15.5 μg/m3 (57) 57.0
 
March 14, 2019, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A N/A 38.0
 
March 14, 2019, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) N/A N/A 5.9 μg/m3 (25) 38.0
 
March 14, 2019, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 1.8 μg/m3 (8) 38.0
 
March 14, 2019, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 7.1 μg/m3 (30) 38.0
 
March 14, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A N/A 11.2 μg/m3 (47) 47.0
 
March 14, 2019, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 11.5 μg/m3 (48) 48.0
 
March 13, 2019, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 13.8 μg/m3 (54) 54.0
 
March 13, 2019, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 13.9 μg/m3 (54) 54.0
 
March 13, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
March 13, 2019, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 54.0 ppb (42) N/A N/A N/A 42.0
 
March 13, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) N/A N/A N/A 41.0
 
March 13, 2019, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
March 13, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) N/A N/A N/A 39.0
 
March 13, 2019, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (37) N/A N/A 7.2 μg/m3 (30) 37.0
 
March 13, 2019, 3 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) N/A N/A 7.6 μg/m3 (32) 35.0
 
March 13, 2019, 2 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 8.5 μg/m3 (35) 35.0
 
March 13, 2019, 1 p.m. 26.0 ppb (24) 10.0 ppb (9) N/A 14.0 ppb (13) N/A N/A 28.0 ppb (22) N/A N/A N/A 24.0
 
March 13, 2019, noon 104.0 ppb (101) 72.0 ppb (69) N/A 30.0 ppb (28) N/A N/A 3.0 ppb (2) N/A N/A 12.3 μg/m3 (51) 101.0
 
March 13, 2019, 11 a.m. 108.0 ppb (101) 78.0 ppb (76) N/A 29.0 ppb (27) N/A N/A 0.0 ppb (0) N/A N/A 12.9 μg/m3 (52) 101.0
 
March 13, 2019, 10 a.m. 79.0 ppb (77) 55.0 ppb (51) N/A 23.0 ppb (21) N/A N/A 0.0 ppb (0) N/A N/A 11.5 μg/m3 (48) 77.0
 
March 13, 2019, 9 a.m. 38.0 ppb (35) 16.0 ppb (15) N/A 21.0 ppb (19) N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
March 13, 2019, 8 a.m. 61.0 ppb (57) 36.0 ppb (33) N/A 24.0 ppb (22) N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 57.0
 
March 13, 2019, 7 a.m. 60.0 ppb (56) 34.0 ppb (31) N/A 25.0 ppb (23) N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 56.0
 
March 13, 2019, 6 a.m. 28.0 ppb (26) 4.0 ppb (4) N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) N/A N/A 13.1 μg/m3 (52) 52.0
 
March 13, 2019, 5 a.m. 28.0 ppb (26) 6.0 ppb (6) N/A 21.0 ppb (19) N/A N/A 4.0 ppb (3) N/A N/A N/A 26.0
 
March 13, 2019, 4 a.m. 34.0 ppb (31) 11.0 ppb (10) N/A 23.0 ppb (21) N/A N/A 5.0 ppb (4) N/A N/A 11.1 μg/m3 (46) 46.0
 
March 13, 2019, 3 a.m. 32.0 ppb (30) 7.0 ppb (6) N/A 24.0 ppb (22) N/A N/A 8.0 ppb (6) N/A N/A 4.6 μg/m3 (19) 30.0
 
March 13, 2019, 2 a.m. 26.0 ppb (24) 1.0 ppb (1) N/A 24.0 ppb (22) N/A N/A 11.0 ppb (8) N/A N/A -2.5 μg/m3 (0) 24.0
 
March 13, 2019, 1 a.m. 26.0 ppb (24) 2.0 ppb (2) N/A 23.0 ppb (21) N/A N/A 19.0 ppb (15) N/A N/A -2.1 μg/m3 (0) 24.0
 
March 13, 2019, midnight 19.0 ppb (18) 1.0 ppb (1) N/A 17.0 ppb (16) N/A N/A 31.0 ppb (24) N/A N/A 3.8 μg/m3 (16) 24.0
 
March 12, 2019, 11 p.m. 9.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 44.0 ppb (34) N/A N/A 4.3 μg/m3 (18) 34.0
 
March 12, 2019, 10 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) N/A N/A 2.9 μg/m3 (12) 38.0
 
March 12, 2019, 9 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A N/A N/A 38.0
 
March 12, 2019, 8 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A N/A 5.1 μg/m3 (21) 38.0
 
March 12, 2019, 7 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A N/A 5.1 μg/m3 (21) 38.0
 
March 12, 2019, 6 p.m. 7.0 ppb (6) 3.0 ppb (3) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) N/A N/A 7.4 μg/m3 (31) 38.0
 
March 12, 2019, 5 p.m. 5.0 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) N/A N/A 13.1 μg/m3 (52) 52.0
 
March 12, 2019, 4 p.m. 7.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) N/A N/A 14.9 μg/m3 (56) 56.0
 
March 12, 2019, 3 p.m. 7.0 ppb (6) 4.0 ppb (4) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) N/A N/A 9.8 μg/m3 (41) 41.0
 
March 12, 2019, 2 p.m. 8.0 ppb (7) 3.0 ppb (3) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) N/A N/A 8.2 μg/m3 (34) 35.0
 
March 12, 2019, 1 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A N/A N/A 35.0
 
March 12, 2019, noon 14.0 ppb (13) 4.0 ppb (4) N/A 9.0 ppb (8) N/A N/A 39.0 ppb (30) N/A N/A 10.8 μg/m3 (45) 45.0
 
March 12, 2019, 11 a.m. 16.0 ppb (15) 5.0 ppb (5) N/A 10.0 ppb (9) N/A N/A 36.0 ppb (28) N/A N/A 7.0 μg/m3 (29) 29.0
 
March 12, 2019, 10 a.m. 18.0 ppb (17) 4.0 ppb (4) N/A 13.0 ppb (12) N/A N/A 35.0 ppb (27) N/A N/A 5.9 μg/m3 (25) 27.0
 
March 12, 2019, 9 a.m. 7.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) N/A N/A 4.7 μg/m3 (20) 33.0
 
March 12, 2019, 8 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 8.4 μg/m3 (35) 35.0
 
March 12, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 10.5 μg/m3 (44) 44.0
 
March 12, 2019, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 10.3 μg/m3 (43) 43.0
 
March 12, 2019, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
March 12, 2019, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A 2.1 μg/m3 (9) 35.0
 
March 12, 2019, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A N/A 3.4 μg/m3 (14) 35.0
 
March 12, 2019, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A N/A 5.9 μg/m3 (25) 35.0
 
March 12, 2019, 1 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) N/A N/A 4.8 μg/m3 (20) 33.0