AQSQID: 340130003

Site Name: Newark Firehouse

Location: Newark, NJ

Reporting: True, Located: True

Current AQI: 24.0

Newark NJ, US: 40.720989, -74.192894

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2019, 1 p.m. 26.0 ppb (24) 1.0 ppb (1) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 13.0 ppb (10) 0.36 ppb (4) N/A N/A 24.0
 
Jan. 20, 2019, noon 24.0 ppb (22) 0.0 ppb (0) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 14.0 ppb (11) 0.34 ppb (4) N/A 0.0 μg/m3 (0) 22.0
 
Jan. 20, 2019, 11 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 20.0 ppb (15) 0.29 ppb (3) N/A -0.3 μg/m3 (0) 16.0
 
Jan. 20, 2019, 10 a.m. 14.0 ppb (13) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A -0.6 μg/m3 (0) 17.0
 
Jan. 20, 2019, 9 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) 0.26 ppb (3) N/A 1.5 μg/m3 (6) 15.0
 
Jan. 20, 2019, 8 a.m. 12.0 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A 0.25 ppb (3) N/A 3.6 μg/m3 (15) 15.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.28 ppb (3) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.28 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) 0.29 ppb (3) N/A N/A 12.0
 
Jan. 20, 2019, 4 a.m. 26.0 ppb (24) 2.0 ppb (2) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 12.0 ppb (9) 0.33 ppb (4) N/A 8.6 μg/m3 (36) 36.0
 
Jan. 20, 2019, 3 a.m. 38.0 ppb (35) 5.0 ppb (5) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 5.0 ppb (4) 0.41 ppb (5) N/A 9.5 μg/m3 (40) 40.0
 
Jan. 20, 2019, 2 a.m. 43.0 ppb (40) 7.0 ppb (6) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 2.0 ppb (2) 0.47 ppb (5) N/A 9.3 μg/m3 (39) 40.0
 
Jan. 20, 2019, 1 a.m. 37.0 ppb (34) 5.0 ppb (5) N/A 31.0 ppb (29) N/A 0.0 ppb (0) 7.0 ppb (5) 0.46 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2019, midnight 30.0 ppb (28) 2.0 ppb (2) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 12.0 ppb (9) 0.37 ppb (4) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 19, 2019, 11 p.m. 32.0 ppb (30) 3.0 ppb (3) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 11.0 ppb (8) 0.38 ppb (4) N/A 9.5 μg/m3 (40) 40.0
 
Jan. 19, 2019, 10 p.m. 30.0 ppb (28) 3.0 ppb (3) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 14.0 ppb (11) 0.36 ppb (4) N/A 9.7 μg/m3 (40) 40.0
 
Jan. 19, 2019, 9 p.m. 36.0 ppb (33) 5.0 ppb (5) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 10.0 ppb (8) 0.32 ppb (4) N/A N/A 33.0
 
Jan. 19, 2019, 8 p.m. 28.0 ppb (26) 3.0 ppb (3) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 14.0 ppb (11) 0.28 ppb (3) N/A 12.8 μg/m3 (52) 52.0
 
Jan. 19, 2019, 7 p.m. 22.0 ppb (20) 2.0 ppb (2) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 18.0 ppb (14) 0.26 ppb (3) N/A 15.1 μg/m3 (57) 57.0
 
Jan. 19, 2019, 6 p.m. 21.0 ppb (19) 3.0 ppb (3) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 19.0 ppb (15) 0.27 ppb (3) N/A 16.5 μg/m3 (60) 60.0
 
Jan. 19, 2019, 5 p.m. 40.0 ppb (37) 13.0 ppb (12) N/A 27.0 ppb (25) N/A 0.0 ppb (0) 10.0 ppb (8) 0.36 ppb (4) N/A 15.4 μg/m3 (57) 57.0
 
Jan. 19, 2019, 4 p.m. 68.0 ppb (65) 34.0 ppb (31) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 10.0 ppb (8) 0.38 ppb (4) N/A 13.8 μg/m3 (54) 65.0
 
Jan. 19, 2019, 3 p.m. 43.0 ppb (40) 19.0 ppb (18) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 15.0 ppb (12) 0.37 ppb (4) N/A 10.3 μg/m3 (43) 43.0
 
Jan. 19, 2019, 2 p.m. 25.0 ppb (23) 6.0 ppb (6) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 19.0 ppb (15) 0.31 ppb (3) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 19, 2019, 1 p.m. 30.0 ppb (28) 7.0 ppb (6) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 16.0 ppb (12) 0.43 ppb (5) N/A N/A 28.0
 
Jan. 19, 2019, noon 32.0 ppb (30) 5.0 ppb (5) N/A 27.0 ppb (25) N/A 0.0 ppb (0) 11.0 ppb (8) 0.35 ppb (4) N/A 5.7 μg/m3 (24) 30.0
 
Jan. 19, 2019, 11 a.m. 25.0 ppb (23) 2.0 ppb (2) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 14.0 ppb (11) 0.29 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
Jan. 19, 2019, 10 a.m. 26.0 ppb (24) 3.0 ppb (3) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 8.4 μg/m3 (35) 35.0
 
Jan. 19, 2019, 9 a.m. 26.0 ppb (24) 3.0 ppb (3) N/A 22.0 ppb (20) N/A N/A 14.0 ppb (11) 0.25 ppb (3) N/A 9.9 μg/m3 (41) 41.0
 
Jan. 19, 2019, 8 a.m. 35.0 ppb (32) 6.0 ppb (6) N/A 28.0 ppb (26) N/A 0.0 ppb (0) N/A 0.3 ppb (3) N/A 14.2 μg/m3 (55) 55.0
 
Jan. 19, 2019, 7 a.m. 62.0 ppb (59) 27.0 ppb (25) N/A 34.0 ppb (31) N/A 0.0 ppb (0) N/A 0.56 ppb (6) N/A 18.7 μg/m3 (64) 64.0
 
Jan. 19, 2019, 6 a.m. 76.0 ppb (73) 43.0 ppb (40) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 0.0 ppb (0) 0.68 ppb (8) N/A 17.7 μg/m3 (62) 73.0
 
Jan. 19, 2019, 5 a.m. 73.0 ppb (70) 40.0 ppb (37) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 0.0 ppb (0) 0.81 ppb (9) N/A N/A 70.0
 
Jan. 19, 2019, 4 a.m. 40.0 ppb (37) 11.0 ppb (10) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 2.0 ppb (2) 0.41 ppb (5) N/A 21.0 μg/m3 (69) 69.0
 
Jan. 19, 2019, 3 a.m. 36.0 ppb (33) 8.0 ppb (7) N/A 27.0 ppb (25) N/A 0.0 ppb (0) 2.0 ppb (2) 0.37 ppb (4) N/A 22.9 μg/m3 (73) 73.0
 
Jan. 19, 2019, 2 a.m. 44.0 ppb (41) 13.0 ppb (12) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 1.0 ppb (1) 0.45 ppb (5) N/A 23.3 μg/m3 (74) 74.0
 
Jan. 19, 2019, 1 a.m. 46.0 ppb (43) 14.0 ppb (13) N/A 31.0 ppb (29) N/A 0.0 ppb (0) 1.0 ppb (1) 0.51 ppb (6) N/A 21.1 μg/m3 (69) 69.0
 
Jan. 19, 2019, midnight 46.0 ppb (43) 13.0 ppb (12) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 0.0 ppb (0) 0.48 ppb (5) N/A 20.6 μg/m3 (68) 68.0
 
Jan. 18, 2019, 11 p.m. 45.0 ppb (42) 10.0 ppb (9) N/A 34.0 ppb (31) N/A 0.0 ppb (0) 1.0 ppb (1) 0.43 ppb (5) N/A 21.3 μg/m3 (70) 70.0
 
Jan. 18, 2019, 10 p.m. 37.0 ppb (34) 5.0 ppb (5) N/A 31.0 ppb (29) N/A 0.0 ppb (0) 5.0 ppb (4) 0.38 ppb (4) N/A 24.4 μg/m3 (76) 76.0
 
Jan. 18, 2019, 9 p.m. 42.0 ppb (39) 8.0 ppb (7) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 6.0 ppb (5) 0.39 ppb (4) N/A N/A 39.0
 
Jan. 18, 2019, 8 p.m. 66.0 ppb (63) 26.0 ppb (24) N/A 39.0 ppb (36) N/A 0.0 ppb (0) 4.0 ppb (3) 0.48 ppb (5) N/A 29.7 μg/m3 (88) 88.0
 
Jan. 18, 2019, 7 p.m. 84.0 ppb (82) 42.0 ppb (39) N/A 42.0 ppb (39) N/A 0.0 ppb (0) 4.0 ppb (3) 0.62 ppb (7) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 18, 2019, 6 p.m. 135.0 ppb (107) 81.0 ppb (79) N/A 53.0 ppb (49) N/A 0.0 ppb (0) 2.0 ppb (2) 0.8 ppb (9) N/A 30.0 μg/m3 (88) 107.0
 
Jan. 18, 2019, 5 p.m. 117.0 ppb (103) 67.0 ppb (64) N/A 48.0 ppb (44) N/A 0.0 ppb (0) 2.0 ppb (2) 0.79 ppb (9) N/A 26.6 μg/m3 (81) 103.0
 
Jan. 18, 2019, 4 p.m. 113.0 ppb (102) 68.0 ppb (65) N/A 45.0 ppb (42) N/A 0.0 ppb (0) 3.0 ppb (2) 0.81 ppb (9) N/A 24.2 μg/m3 (76) 102.0
 
Jan. 18, 2019, 3 p.m. 110.0 ppb (102) 67.0 ppb (64) N/A 42.0 ppb (39) N/A 0.0 ppb (0) 3.0 ppb (2) 0.74 ppb (8) N/A 20.0 μg/m3 (67) 102.0
 
Jan. 18, 2019, 2 p.m. 93.0 ppb (91) 53.0 ppb (49) N/A 39.0 ppb (36) N/A 0.0 ppb (0) 4.0 ppb (3) 0.73 ppb (8) N/A 19.8 μg/m3 (67) 91.0
 
Jan. 18, 2019, 1 p.m. 100.0 ppb (99) 56.0 ppb (52) N/A 43.0 ppb (40) N/A 0.0 ppb (0) 2.0 ppb (2) 0.94 ppb (10) N/A N/A 99.0
 
Jan. 18, 2019, noon 75.0 ppb (72) 34.0 ppb (31) N/A 40.0 ppb (37) N/A 0.0 ppb (0) 0.0 ppb (0) 0.61 ppb (7) N/A 13.1 μg/m3 (52) 72.0
 
Jan. 18, 2019, 11 a.m. 63.0 ppb (60) 22.0 ppb (20) N/A 40.0 ppb (37) N/A 0.0 ppb (0) 0.0 ppb (0) 0.51 ppb (6) N/A 10.3 μg/m3 (43) 60.0
 
Jan. 18, 2019, 10 a.m. 50.0 ppb (46) 10.0 ppb (9) N/A 39.0 ppb (36) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 9.8 μg/m3 (41) 46.0
 
Jan. 18, 2019, 9 a.m. 39.0 ppb (36) 3.0 ppb (3) N/A 35.0 ppb (32) N/A N/A 3.0 ppb (2) 0.44 ppb (5) N/A 8.5 μg/m3 (35) 36.0
 
Jan. 18, 2019, 8 a.m. 34.0 ppb (31) 1.0 ppb (1) N/A 32.0 ppb (30) N/A 0.0 ppb (0) N/A 0.33 ppb (4) N/A 6.1 μg/m3 (25) 31.0
 
Jan. 18, 2019, 7 a.m. 36.0 ppb (33) 1.0 ppb (1) N/A 34.0 ppb (31) N/A 0.0 ppb (0) N/A 0.33 ppb (4) N/A 4.9 μg/m3 (20) 33.0
 
Jan. 18, 2019, 6 a.m. 44.0 ppb (41) 2.0 ppb (2) N/A 40.0 ppb (37) N/A 0.0 ppb (0) 3.0 ppb (2) 0.35 ppb (4) N/A 3.0 μg/m3 (12) 41.0
 
Jan. 18, 2019, 5 a.m. 39.0 ppb (36) 2.0 ppb (2) N/A 36.0 ppb (33) N/A 0.0 ppb (0) 8.0 ppb (6) 0.34 ppb (4) N/A N/A 36.0
 
Jan. 18, 2019, 4 a.m. 43.0 ppb (40) 3.0 ppb (3) N/A 39.0 ppb (36) N/A 0.0 ppb (0) 7.0 ppb (5) 0.31 ppb (3) N/A 4.0 μg/m3 (17) 40.0
 
Jan. 18, 2019, 3 a.m. 37.0 ppb (34) 2.0 ppb (2) N/A 34.0 ppb (31) N/A 0.0 ppb (0) 10.0 ppb (8) 0.25 ppb (3) N/A 2.4 μg/m3 (10) 34.0
 
Jan. 18, 2019, 2 a.m. 38.0 ppb (35) 3.0 ppb (3) N/A 34.0 ppb (31) N/A 0.0 ppb (0) 8.0 ppb (6) 0.25 ppb (3) N/A 3.0 μg/m3 (12) 35.0
 
Jan. 18, 2019, 1 a.m. 32.0 ppb (30) 2.0 ppb (2) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 12.0 ppb (9) 0.25 ppb (3) N/A 5.4 μg/m3 (23) 30.0
 
Jan. 18, 2019, midnight 29.0 ppb (27) 2.0 ppb (2) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 15.0 ppb (12) 0.24 ppb (3) N/A 6.0 μg/m3 (25) 27.0
 
Jan. 17, 2019, 11 p.m. 27.0 ppb (25) 2.0 ppb (2) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 17.0 ppb (13) 0.25 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
Jan. 17, 2019, 10 p.m. 27.0 ppb (25) 3.0 ppb (3) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 18.0 ppb (14) 0.26 ppb (3) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 17, 2019, 9 p.m. 40.0 ppb (37) 7.0 ppb (6) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 11.0 ppb (8) 0.3 ppb (3) N/A N/A 37.0
 
Jan. 17, 2019, 8 p.m. 74.0 ppb (71) 30.0 ppb (28) N/A 43.0 ppb (40) N/A 0.0 ppb (0) 4.0 ppb (3) 0.43 ppb (5) N/A 15.5 μg/m3 (57) 71.0
 
Jan. 17, 2019, 7 p.m. 59.0 ppb (55) 21.0 ppb (19) N/A 37.0 ppb (34) N/A 0.0 ppb (0) 8.0 ppb (6) 0.35 ppb (4) N/A 14.1 μg/m3 (54) 55.0
 
Jan. 17, 2019, 6 p.m. 34.0 ppb (31) 10.0 ppb (9) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 19.0 ppb (15) 0.27 ppb (3) N/A 11.6 μg/m3 (48) 48.0
 
Jan. 17, 2019, 5 p.m. 25.0 ppb (23) 7.0 ppb (6) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 25.0 ppb (19) 0.25 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2019, 4 p.m. 24.0 ppb (22) 8.0 ppb (7) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 26.0 ppb (20) 0.25 ppb (3) N/A 4.1 μg/m3 (17) 22.0
 
Jan. 17, 2019, 3 p.m. 23.0 ppb (21) 8.0 ppb (7) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 27.0 ppb (21) 0.25 ppb (3) N/A 3.3 μg/m3 (14) 21.0
 
Jan. 17, 2019, 2 p.m. 22.0 ppb (20) 7.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 26.0 ppb (20) 0.24 ppb (3) N/A 1.9 μg/m3 (8) 20.0
 
Jan. 17, 2019, 1 p.m. 26.0 ppb (24) 7.0 ppb (6) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 23.0 ppb (18) 0.3 ppb (3) N/A N/A 24.0
 
Jan. 17, 2019, noon 22.0 ppb (20) 3.0 ppb (3) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 22.0 ppb (17) 0.35 ppb (4) N/A 0.6 μg/m3 (2) 20.0
 
Jan. 17, 2019, 11 a.m. 15.0 ppb (14) 2.0 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 28.0 ppb (22) 0.17 ppb (2) N/A 1.4 μg/m3 (6) 22.0
 
Jan. 17, 2019, 10 a.m. 13.0 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 1.5 μg/m3 (6) 22.0
 
Jan. 17, 2019, 9 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 33.0 ppb (25) 0.15 ppb (2) N/A 2.6 μg/m3 (11) 25.0
 
Jan. 17, 2019, 8 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A 0.15 ppb (2) N/A 3.6 μg/m3 (15) 15.0
 
Jan. 17, 2019, 7 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.15 ppb (2) N/A 5.9 μg/m3 (25) 25.0
 
Jan. 17, 2019, 6 a.m. 9.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) N/A 7.2 μg/m3 (30) 30.0
 
Jan. 17, 2019, 5 a.m. 11.0 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 28.0 ppb (22) 0.18 ppb (2) N/A N/A 22.0
 
Jan. 17, 2019, 4 a.m. 13.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 26.0 ppb (20) 0.17 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 17, 2019, 3 a.m. 14.0 ppb (13) 2.0 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 21.0 ppb (16) 0.2 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2019, 2 a.m. 22.0 ppb (20) 4.0 ppb (4) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 12.0 ppb (9) 0.27 ppb (3) N/A 4.3 μg/m3 (18) 20.0
 
Jan. 17, 2019, 1 a.m. 18.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 13.0 ppb (10) 0.26 ppb (3) N/A 5.2 μg/m3 (22) 22.0
 
Jan. 17, 2019, midnight 17.0 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 15.0 ppb (12) 0.26 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 16, 2019, 11 p.m. 21.0 ppb (19) 2.0 ppb (2) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 13.0 ppb (10) 0.29 ppb (3) N/A 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2019, 10 p.m. 20.0 ppb (19) 2.0 ppb (2) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 15.0 ppb (12) 0.31 ppb (3) N/A 10.2 μg/m3 (42) 42.0
 
Jan. 16, 2019, 9 p.m. 18.0 ppb (17) 3.0 ppb (3) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 18.0 ppb (14) 0.27 ppb (3) N/A N/A 17.0
 
Jan. 16, 2019, 8 p.m. 19.0 ppb (18) 4.0 ppb (4) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 20.0 ppb (15) 0.26 ppb (3) N/A 13.7 μg/m3 (54) 54.0
 
Jan. 16, 2019, 7 p.m. 20.0 ppb (19) 4.0 ppb (4) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 15.3 μg/m3 (57) 57.0
 
Jan. 16, 2019, 6 p.m. 17.0 ppb (16) 4.0 ppb (4) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 19.7 μg/m3 (66) 66.0
 
Jan. 16, 2019, 5 p.m. 19.0 ppb (18) 4.0 ppb (4) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 21.0 ppb (16) 0.25 ppb (3) N/A 23.1 μg/m3 (74) 74.0
 
Jan. 16, 2019, 4 p.m. 22.0 ppb (20) 6.0 ppb (6) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 18.0 ppb (14) 0.26 ppb (3) N/A 26.3 μg/m3 (80) 80.0
 
Jan. 16, 2019, 3 p.m. 27.0 ppb (25) 7.0 ppb (6) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 16.0 ppb (12) 0.31 ppb (3) N/A 28.4 μg/m3 (85) 85.0
 
Jan. 16, 2019, 2 p.m. 56.0 ppb (52) 23.0 ppb (21) N/A 32.0 ppb (30) N/A 0.0 ppb (0) 4.0 ppb (3) 0.44 ppb (5) N/A 26.4 μg/m3 (81) 81.0
 
Jan. 16, 2019, 1 p.m. 66.0 ppb (63) 30.0 ppb (28) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 2.0 ppb (2) 0.53 ppb (6) N/A N/A 63.0
 
Jan. 16, 2019, noon 66.0 ppb (63) 30.0 ppb (28) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 0.0 ppb (0) 0.51 ppb (6) N/A 20.9 μg/m3 (69) 69.0
 
Jan. 16, 2019, 11 a.m. 71.0 ppb (68) 34.0 ppb (31) N/A 36.0 ppb (33) N/A 0.0 ppb (0) 0.0 ppb (0) 0.48 ppb (5) N/A 19.1 μg/m3 (65) 68.0
 
Jan. 16, 2019, 10 a.m. 69.0 ppb (66) 32.0 ppb (30) N/A 36.0 ppb (33) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 19.0 μg/m3 (65) 66.0
 
Jan. 16, 2019, 9 a.m. 74.0 ppb (71) 35.0 ppb (32) N/A 38.0 ppb (35) N/A N/A 0.0 ppb (0) N/A N/A 17.5 μg/m3 (62) 71.0
 
Jan. 16, 2019, 8 a.m. 92.0 ppb (90) 52.0 ppb (48) N/A 39.0 ppb (36) N/A 0.0 ppb (0) N/A 0.54 ppb (6) N/A 18.2 μg/m3 (63) 90.0
 
Jan. 16, 2019, 7 a.m. 104.0 ppb (101) 63.0 ppb (60) N/A 40.0 ppb (37) N/A 0.0 ppb (0) N/A 0.67 ppb (7) N/A 19.8 μg/m3 (67) 101.0
 
Jan. 16, 2019, 6 a.m. 98.0 ppb (97) 56.0 ppb (52) N/A 41.0 ppb (38) N/A 0.0 ppb (0) 0.0 ppb (0) 0.72 ppb (8) N/A 20.4 μg/m3 (68) 97.0
 
Jan. 16, 2019, 5 a.m. 123.0 ppb (104) 79.0 ppb (77) N/A 44.0 ppb (41) N/A 0.0 ppb (0) 0.0 ppb (0) 1.08 ppb (12) N/A N/A 104.0
 
Jan. 16, 2019, 4 a.m. 118.0 ppb (103) 74.0 ppb (71) N/A 43.0 ppb (40) N/A 0.0 ppb (0) 0.0 ppb (0) 1.01 ppb (11) N/A 17.0 μg/m3 (61) 103.0
 
Jan. 16, 2019, 3 a.m. 92.0 ppb (90) 51.0 ppb (47) N/A 40.0 ppb (37) N/A 0.0 ppb (0) 0.0 ppb (0) 0.76 ppb (8) N/A 16.3 μg/m3 (59) 90.0
 
Jan. 16, 2019, 2 a.m. 93.0 ppb (91) 51.0 ppb (47) N/A 41.0 ppb (38) N/A 0.0 ppb (0) 1.0 ppb (1) 0.78 ppb (9) N/A 17.2 μg/m3 (61) 91.0
 
Jan. 16, 2019, 1 a.m. 102.0 ppb (100) 59.0 ppb (55) N/A 42.0 ppb (39) N/A 0.0 ppb (0) 0.0 ppb (0) 0.81 ppb (9) N/A 15.3 μg/m3 (57) 100.0
 
Jan. 16, 2019, midnight 69.0 ppb (66) 29.0 ppb (27) N/A 40.0 ppb (37) N/A 0.0 ppb (0) 0.0 ppb (0) 0.62 ppb (7) N/A 15.2 μg/m3 (57) 66.0
 
Jan. 15, 2019, 11 p.m. 57.0 ppb (53) 18.0 ppb (17) N/A 38.0 ppb (35) N/A 0.0 ppb (0) 2.0 ppb (2) 0.54 ppb (6) N/A 14.6 μg/m3 (56) 56.0
 
Jan. 15, 2019, 10 p.m. 28.0 ppb (26) 4.0 ppb (4) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 13.0 ppb (10) 0.35 ppb (4) N/A 14.6 μg/m3 (56) 56.0
 
Jan. 15, 2019, 9 p.m. 20.0 ppb (19) 3.0 ppb (3) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 22.0 ppb (17) 0.28 ppb (3) N/A N/A 19.0
 
Jan. 15, 2019, 8 p.m. 16.0 ppb (15) 3.0 ppb (3) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 25.0 ppb (19) 0.23 ppb (3) N/A 19.3 μg/m3 (66) 66.0
 
Jan. 15, 2019, 7 p.m. 13.0 ppb (12) 3.0 ppb (3) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 28.0 ppb (22) 0.21 ppb (2) N/A 16.1 μg/m3 (59) 59.0
 
Jan. 15, 2019, 6 p.m. 12.0 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 29.0 ppb (22) 0.21 ppb (2) N/A 13.2 μg/m3 (53) 53.0
 
Jan. 15, 2019, 5 p.m. 16.0 ppb (15) 5.0 ppb (5) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 29.0 ppb (22) 0.22 ppb (2) N/A 10.9 μg/m3 (45) 45.0
 
Jan. 15, 2019, 4 p.m. 16.0 ppb (15) 5.0 ppb (5) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 29.0 ppb (22) 0.22 ppb (2) N/A 7.3 μg/m3 (30) 30.0
 
Jan. 15, 2019, 3 p.m. 25.0 ppb (23) 9.0 ppb (8) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 23.0 ppb (18) 0.27 ppb (3) N/A 8.1 μg/m3 (34) 34.0
 
Jan. 15, 2019, 2 p.m. 52.0 ppb (48) 24.0 ppb (22) N/A 27.0 ppb (25) N/A 0.0 ppb (0) 15.0 ppb (12) 0.42 ppb (5) N/A 10.9 μg/m3 (45) 48.0
 
Jan. 15, 2019, 1 p.m. 99.0 ppb (98) 58.0 ppb (54) N/A 40.0 ppb (37) N/A 0.0 ppb (0) 3.0 ppb (2) 0.75 ppb (8) N/A N/A 98.0
 
Jan. 15, 2019, noon 199.0 ppb (119) 146.0 ppb (109) N/A 52.0 ppb (48) N/A 0.0 ppb (0) 1.0 ppb (1) 1.29 ppb (14) N/A 15.5 μg/m3 (57) 119.0
 
Jan. 15, 2019, 11 a.m. 326.0 ppb (143) 261.0 ppb (131) N/A 64.0 ppb (61) N/A 1.0 ppb (1) 1.0 ppb (1) 1.75 ppb (19) N/A 14.0 μg/m3 (54) 143.0
 
Jan. 15, 2019, 10 a.m. 241.0 ppb (127) 184.0 ppb (116) N/A 57.0 ppb (53) N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 14.4 μg/m3 (55) 127.0
 
Jan. 15, 2019, 9 a.m. 284.0 ppb (135) 227.0 ppb (124) N/A 56.0 ppb (52) N/A N/A 1.0 ppb (1) N/A N/A 13.5 μg/m3 (53) 135.0
 
Jan. 15, 2019, 8 a.m. 176.0 ppb (114) 125.0 ppb (105) N/A 49.0 ppb (45) N/A 0.0 ppb (0) N/A 1.06 ppb (12) N/A 11.1 μg/m3 (46) 114.0
 
Jan. 15, 2019, 7 a.m. 114.0 ppb (102) 69.0 ppb (66) N/A 44.0 ppb (41) N/A 0.0 ppb (0) N/A 0.82 ppb (9) N/A 8.2 μg/m3 (34) 102.0
 
Jan. 15, 2019, 6 a.m. 100.0 ppb (99) 54.0 ppb (50) N/A 45.0 ppb (42) N/A 0.0 ppb (0) 0.0 ppb (0) 0.67 ppb (7) N/A 5.2 μg/m3 (22) 99.0
 
Jan. 15, 2019, 5 a.m. 95.0 ppb (94) 50.0 ppb (46) N/A 44.0 ppb (41) N/A 0.0 ppb (0) 0.0 ppb (0) 0.71 ppb (8) N/A N/A 94.0
 
Jan. 15, 2019, 4 a.m. 67.0 ppb (64) 24.0 ppb (22) N/A 42.0 ppb (39) N/A 0.0 ppb (0) 1.0 ppb (1) 0.53 ppb (6) N/A 9.3 μg/m3 (39) 64.0
 
Jan. 15, 2019, 3 a.m. 108.0 ppb (101) 60.0 ppb (56) N/A 48.0 ppb (44) N/A 0.0 ppb (0) 1.0 ppb (1) 0.81 ppb (9) N/A 9.7 μg/m3 (40) 101.0
 
Jan. 15, 2019, 2 a.m. 98.0 ppb (97) 48.0 ppb (44) N/A 49.0 ppb (45) N/A 0.0 ppb (0) 1.0 ppb (1) 0.82 ppb (9) N/A 9.0 μg/m3 (38) 97.0
 
Jan. 15, 2019, 1 a.m. 102.0 ppb (100) 52.0 ppb (48) N/A 49.0 ppb (45) N/A 0.0 ppb (0) 1.0 ppb (1) 0.86 ppb (10) N/A 7.6 μg/m3 (32) 100.0
 
Jan. 15, 2019, midnight 89.0 ppb (87) 42.0 ppb (39) N/A 47.0 ppb (44) N/A 0.0 ppb (0) 1.0 ppb (1) 0.74 ppb (8) N/A 8.5 μg/m3 (35) 87.0
 
Jan. 14, 2019, 11 p.m. 64.0 ppb (61) 19.0 ppb (18) N/A 44.0 ppb (41) N/A 0.0 ppb (0) 2.0 ppb (2) 0.54 ppb (6) N/A 11.1 μg/m3 (46) 61.0
 
Jan. 14, 2019, 10 p.m. 43.0 ppb (40) 9.0 ppb (8) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 10.0 ppb (8) 0.51 ppb (6) N/A 11.6 μg/m3 (48) 48.0
 
Jan. 14, 2019, 9 p.m. 26.0 ppb (24) 5.0 ppb (5) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 22.0 ppb (17) 0.31 ppb (3) N/A N/A 24.0
 
Jan. 14, 2019, 8 p.m. 22.0 ppb (20) 5.0 ppb (5) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 26.0 ppb (20) 0.27 ppb (3) N/A N/A 20.0
 
Jan. 14, 2019, 7 p.m. 21.0 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 28.0 ppb (22) 0.28 ppb (3) N/A N/A 22.0
 
Jan. 14, 2019, 6 p.m. 16.0 ppb (15) 5.0 ppb (5) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 32.0 ppb (25) 0.25 ppb (3) N/A N/A 25.0
 
Jan. 14, 2019, 5 p.m. 15.0 ppb (14) 4.0 ppb (4) N/A 10.0 ppb (9) N/A 0.0 ppb (0) N/A 0.24 ppb (3) N/A N/A 14.0
 
Jan. 14, 2019, 4 p.m. 15.0 ppb (14) 5.0 ppb (5) N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A 0.23 ppb (3) N/A 1.2 μg/m3 (5) 14.0
 
Jan. 14, 2019, 3 p.m. 25.0 ppb (23) 9.0 ppb (8) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 27.0 ppb (21) 0.28 ppb (3) N/A 3.8 μg/m3 (16) 23.0
 
Jan. 14, 2019, 2 p.m. 26.0 ppb (24) 8.0 ppb (7) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 23.0 ppb (18) 0.31 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
Jan. 14, 2019, 1 p.m. 31.0 ppb (29) 9.0 ppb (8) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 21.0 ppb (16) 0.33 ppb (4) N/A N/A 29.0
 
Jan. 14, 2019, noon 22.0 ppb (20) 2.0 ppb (2) N/A 18.0 ppb (17) N/A N/A 21.0 ppb (16) 0.3 ppb (3) N/A 5.1 μg/m3 (21) 21.0
 
Jan. 14, 2019, 11 a.m. 18.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (15) N/A N/A 22.0 ppb (17) N/A N/A 4.6 μg/m3 (19) 19.0
 
Jan. 14, 2019, 10 a.m. 12.0 ppb (11) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.6 μg/m3 (23) 23.0
 
Jan. 14, 2019, 9 a.m. 12.0 ppb (11) 0.0 ppb (0) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 14, 2019, 8 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) N/A 0.22 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
Jan. 14, 2019, 7 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) N/A 0.23 ppb (3) N/A 6.5 μg/m3 (27) 27.0
 
Jan. 14, 2019, 6 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 26.0 ppb (20) 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2019, 5 a.m. 12.0 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 24.0 ppb (18) 0.24 ppb (3) N/A N/A 18.0
 
Jan. 14, 2019, 4 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 20.0 ppb (15) 0.27 ppb (3) N/A 6.6 μg/m3 (28) 28.0
 
Jan. 14, 2019, 3 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 20.0 ppb (15) 0.28 ppb (3) N/A 5.7 μg/m3 (24) 24.0
 
Jan. 14, 2019, 2 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 23.0 ppb (18) 0.26 ppb (3) N/A 4.7 μg/m3 (20) 20.0
 
Jan. 14, 2019, 1 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 24.0 ppb (18) 0.26 ppb (3) N/A 5.3 μg/m3 (22) 22.0
 
Jan. 14, 2019, midnight 14.0 ppb (13) 0.0 ppb (0) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 25.0 ppb (19) 0.26 ppb (3) N/A 7.2 μg/m3 (30) 30.0
 
Jan. 13, 2019, 11 p.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 26.0 ppb (20) 0.27 ppb (3) N/A 8.6 μg/m3 (36) 36.0
 
Jan. 13, 2019, 10 p.m. 12.0 ppb (11) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 29.0 ppb (22) 0.29 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
Jan. 13, 2019, 9 p.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 30.0 ppb (23) 0.23 ppb (3) N/A N/A 23.0
 
Jan. 13, 2019, 8 p.m. 10.0 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) 0.23 ppb (3) N/A 6.3 μg/m3 (26) 26.0
 
Jan. 13, 2019, 7 p.m. 9.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (25) 0.24 ppb (3) N/A 3.5 μg/m3 (15) 25.0
 
Jan. 13, 2019, 6 p.m. 9.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) 0.21 ppb (2) N/A 3.1 μg/m3 (13) 25.0
 
Jan. 13, 2019, 5 p.m. 11.0 ppb (10) 2.0 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) 0.23 ppb (3) N/A 3.0 μg/m3 (12) 25.0
 
Jan. 13, 2019, 4 p.m. 19.0 ppb (18) 8.0 ppb (7) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 31.0 ppb (24) 0.23 ppb (3) N/A 0.0 μg/m3 (0) 24.0
 
Jan. 13, 2019, 3 p.m. 16.0 ppb (15) 6.0 ppb (6) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 30.0 ppb (23) 0.25 ppb (3) N/A 0.6 μg/m3 (2) 23.0
 
Jan. 13, 2019, 2 p.m. 15.0 ppb (14) 6.0 ppb (6) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 30.0 ppb (23) 0.21 ppb (2) N/A 2.6 μg/m3 (11) 23.0