AQSQID: 360810124

Site Name: Queens

Location: NYC (Main St), NY

Reporting: False, Located: True

Current AQI: None

NYC (Main St) NY, US: 40.7375, -73.8244

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 4, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 43.5 μg/m3 (120) 120.0
 
Feb. 4, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 43.6 μg/m3 (120) 120.0
 
Feb. 4, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 33.3 μg/m3 (95) 95.0
 
Feb. 4, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 30.4 μg/m3 (89) 89.0
 
Feb. 4, 2019, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 24.6 μg/m3 (77) 77.0
 
Feb. 4, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 20.7 μg/m3 (69) 69.0
 
Feb. 4, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 18.7 μg/m3 (64) 64.0
 
Feb. 4, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 21.0 μg/m3 (69) 69.0
 
Feb. 4, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 13.7 μg/m3 (54) 54.0
 
Feb. 4, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 17.3 μg/m3 (61) 61.0
 
Feb. 4, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.3 μg/m3 (66) 66.0
 
Feb. 4, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 19.2 μg/m3 (65) 65.0
 
Feb. 4, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.4 μg/m3 (59) 59.0
 
Feb. 4, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 16.7 μg/m3 (60) 60.0
 
Feb. 4, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 18.0 μg/m3 (63) 63.0
 
Feb. 4, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 17.8 μg/m3 (62) 62.0
 
Feb. 4, 2019, midnight N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 22.2 μg/m3 (72) 72.0
 
Feb. 3, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 22.7 μg/m3 (73) 73.0
 
Feb. 3, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 21.6 μg/m3 (70) 70.0
 
Feb. 3, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 16.0 μg/m3 (59) 59.0
 
Feb. 3, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 15.6 μg/m3 (58) 58.0
 
Feb. 3, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 23.5 μg/m3 (74) 74.0
 
Feb. 3, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 31.8 μg/m3 (92) 92.0
 
Feb. 3, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 33.2 μg/m3 (95) 95.0
 
Feb. 3, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 33.0 μg/m3 (95) 95.0
 
Feb. 3, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 32.4 μg/m3 (93) 93.0
 
Feb. 3, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 36.6 μg/m3 (103) 103.0
 
Feb. 3, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 35.7 μg/m3 (100) 100.0
 
Feb. 3, 2019, noon N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 31.3 μg/m3 (91) 91.0
 
Feb. 3, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 28.7 μg/m3 (86) 86.0
 
Feb. 3, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.6 μg/m3 (96) 96.0
 
Feb. 3, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 34.6 μg/m3 (98) 98.0
 
Feb. 3, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.9 μg/m3 (97) 97.0
 
Feb. 3, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 33.9 μg/m3 (97) 97.0
 
Feb. 3, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 33.5 μg/m3 (96) 96.0
 
Feb. 3, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 30.8 μg/m3 (90) 90.0
 
Feb. 3, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 31.0 μg/m3 (90) 90.0
 
Feb. 3, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 30.0 μg/m3 (88) 88.0
 
Feb. 3, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 32.8 μg/m3 (94) 94.0
 
Feb. 3, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 31.5 μg/m3 (91) 91.0
 
Feb. 3, 2019, midnight N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 25.8 μg/m3 (79) 79.0
 
Feb. 2, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 20.9 μg/m3 (69) 69.0
 
Feb. 2, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 17.1 μg/m3 (61) 61.0
 
Feb. 2, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 14.5 μg/m3 (55) 55.0
 
Feb. 2, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 15.6 μg/m3 (58) 58.0
 
Feb. 2, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 12.6 μg/m3 (51) 51.0
 
Feb. 2, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 11.1 μg/m3 (46) 46.0
 
Feb. 2, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 12.2 μg/m3 (50) 50.0
 
Feb. 2, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 13.9 μg/m3 (54) 54.0
 
Feb. 2, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 14.4 μg/m3 (55) 55.0
 
Feb. 2, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 14.1 μg/m3 (54) 54.0
 
Feb. 2, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 8.2 μg/m3 (34) 34.0
 
Feb. 2, 2019, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 7.3 μg/m3 (30) 30.0
 
Feb. 2, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 8.3 μg/m3 (35) 35.0
 
Feb. 2, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 8.3 μg/m3 (35) 35.0
 
Feb. 2, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 5.7 μg/m3 (24) 24.0
 
Feb. 2, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 8.8 μg/m3 (37) 37.0
 
Feb. 2, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 9.6 μg/m3 (40) 40.0
 
Feb. 2, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 10.6 μg/m3 (44) 44.0
 
Feb. 2, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 9.4 μg/m3 (39) 39.0
 
Feb. 2, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 10.4 μg/m3 (43) 43.0
 
Feb. 2, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 9.8 μg/m3 (41) 41.0
 
Feb. 2, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 8.2 μg/m3 (34) 34.0
 
Feb. 2, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 10.1 μg/m3 (42) 42.0
 
Feb. 2, 2019, midnight N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 8.6 μg/m3 (36) 36.0
 
Feb. 1, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 7.6 μg/m3 (32) 32.0
 
Feb. 1, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 9.1 μg/m3 (38) 38.0
 
Feb. 1, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (47) 47.0
 
Feb. 1, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (50) 50.0
 
Feb. 1, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 11.1 μg/m3 (46) 46.0
 
Feb. 1, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 11.4 μg/m3 (48) 48.0
 
Feb. 1, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 11.3 μg/m3 (47) 47.0
 
Feb. 1, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 13.1 μg/m3 (52) 52.0
 
Feb. 1, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 7.6 μg/m3 (32) 32.0
 
Feb. 1, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 6.5 μg/m3 (27) 27.0
 
Feb. 1, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 7.3 μg/m3 (30) 30.0
 
Feb. 1, 2019, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 6.9 μg/m3 (29) 29.0
 
Feb. 1, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 6.3 μg/m3 (26) 26.0
 
Feb. 1, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 5.7 μg/m3 (24) 24.0
 
Feb. 1, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 3.2 μg/m3 (13) 18.0
 
Feb. 1, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 4.3 μg/m3 (18) 21.0
 
Feb. 1, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 6.4 μg/m3 (27) 27.0
 
Feb. 1, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 6.8 μg/m3 (28) 28.0
 
Feb. 1, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 5.4 μg/m3 (23) 23.0
 
Feb. 1, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 6.5 μg/m3 (27) 27.0
 
Feb. 1, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 6.6 μg/m3 (28) 28.0
 
Feb. 1, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 8.1 μg/m3 (34) 34.0
 
Feb. 1, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 4.4 μg/m3 (18) 18.0
 
Feb. 1, 2019, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 4.4 μg/m3 (18) 18.0
 
Jan. 31, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 5.6 μg/m3 (23) 23.0
 
Jan. 31, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 7.7 μg/m3 (32) 32.0
 
Jan. 31, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 8.1 μg/m3 (34) 34.0
 
Jan. 31, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (35) 35.0
 
Jan. 31, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (35) 35.0
 
Jan. 31, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 31, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 31, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 31, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
Jan. 31, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Jan. 31, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (30) 30.0
 
Jan. 31, 2019, noon 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
 
Jan. 31, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 31, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (7) 7.0
 
Jan. 31, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (15) 15.0
 
Jan. 31, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
Jan. 31, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 31, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
Jan. 31, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
Jan. 31, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
Jan. 31, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 31, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (16) 16.0
 
Jan. 31, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.2 μg/m3 (0) N/A
Jan. 31, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.2 μg/m3 (9) 9.0
 
Jan. 30, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (13) 13.0
 
Jan. 30, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (18) 18.0
 
Jan. 30, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 30, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 7.7 μg/m3 (32) 32.0
 
Jan. 30, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.3 μg/m3 (22) 25.0
 
Jan. 30, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 7.5 μg/m3 (31) 31.0
 
Jan. 30, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 7.1 μg/m3 (30) 30.0
 
Jan. 30, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 30, 2019, 3 p.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
 
Jan. 30, 2019, 2 p.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
 
Jan. 30, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
Jan. 30, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
Jan. 30, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 30, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 30, 2019, 9 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
 
Jan. 30, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (53) 53.0
 
Jan. 30, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (53) 53.0
 
Jan. 30, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Jan. 30, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
Jan. 30, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (36) 36.0
 
Jan. 30, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
Jan. 30, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
Jan. 30, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 3.5 μg/m3 (15) 15.0
 
Jan. 30, 2019, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 4.6 μg/m3 (19) 22.0
 
Jan. 29, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 5.1 μg/m3 (21) 25.0
 
Jan. 29, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 5.8 μg/m3 (24) 25.0
 
Jan. 29, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (25) 25.0
 
Jan. 29, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
Jan. 29, 2019, 7 p.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
 
Jan. 29, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 29, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
Jan. 29, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (40) 40.0
 
Jan. 29, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
Jan. 28, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A N/A 22.0
 
Jan. 28, 2019, 8 p.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
 
Jan. 28, 2019, 7 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
 
Jan. 28, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A N/A 25.0
 
Jan. 28, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A N/A 23.0
 
Jan. 28, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A N/A 23.0
 
Jan. 28, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
Jan. 28, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A N/A 15.0
 
Jan. 28, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A N/A 6.0
 
Jan. 28, 2019, midnight N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A N/A 2.0
 
Jan. 27, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A N/A 8.0
 
Jan. 27, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A N/A 13.0
 
Jan. 27, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
Jan. 27, 2019, 8 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
 
Jan. 27, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
Jan. 27, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
Jan. 27, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A N/A 32.0
 
Jan. 27, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
Jan. 27, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A N/A 30.0
 
Jan. 27, 2019, 2 p.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
 
Jan. 27, 2019, 1 p.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
 
Jan. 27, 2019, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A N/A 8.0