AQSQID: 340410007

Site Name: Columbia

Location: Warren Co, NJ

Reporting: False, Located: True

Current AQI: None

Warren Co NJ, US: 40.924606, -75.067825

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2019, 9 a.m. 100.0 ppb (99) 91.0 ppb (89) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 13.6 μg/m3 (53) 99.0
 
Sept. 21, 2019, 8 a.m. 88.0 ppb (86) 76.0 ppb (73) N/A 11.0 ppb (10) N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (46) 86.0
 
Sept. 21, 2019, 7 a.m. 56.0 ppb (52) 45.0 ppb (42) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 10.7 μg/m3 (45) 52.0
 
Sept. 21, 2019, 6 a.m. 37.0 ppb (34) 25.0 ppb (23) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 11.6 μg/m3 (48) 48.0
 
Sept. 21, 2019, 5 a.m. 43.0 ppb (40) 27.0 ppb (25) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A N/A 40.0
 
Sept. 21, 2019, 4 a.m. 52.0 ppb (48) 34.0 ppb (31) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 12.8 μg/m3 (52) 52.0
 
Sept. 21, 2019, 3 a.m. 55.0 ppb (51) 35.0 ppb (32) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 11.7 μg/m3 (49) 51.0
 
Sept. 21, 2019, 2 a.m. 54.0 ppb (50) 31.0 ppb (29) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 10.3 μg/m3 (43) 50.0
 
Sept. 21, 2019, 1 a.m. 51.0 ppb (47) 23.0 ppb (21) N/A 27.0 ppb (25) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 8.2 μg/m3 (34) 47.0
 
Sept. 21, 2019, midnight 31.0 ppb (29) 7.0 ppb (6) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 3.6 μg/m3 (15) 29.0
 
Sept. 20, 2019, 11 p.m. 10.0 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 0.8 μg/m3 (3) 10.0
 
Sept. 20, 2019, 10 p.m. 1.0 ppb (1) -1.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 2.9 μg/m3 (12) 19.0
 
Sept. 20, 2019, 9 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A N/A 40.0
 
Sept. 20, 2019, 8 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 56.0 ppb (43) N/A N/A 3.4 μg/m3 (14) 43.0
 
Sept. 20, 2019, 7 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 55.0 ppb (42) N/A N/A 4.3 μg/m3 (18) 42.0
 
Sept. 20, 2019, 6 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 5.2 μg/m3 (22) 41.0
 
Sept. 20, 2019, 5 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 7.1 μg/m3 (30) 38.0
 
Sept. 20, 2019, 4 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 20, 2019, 3 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 20, 2019, 2 p.m. 9.0 ppb (8) 4.0 ppb (4) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (12) N/A N/A 3.3 μg/m3 (14) 14.0
 
Sept. 20, 2019, 1 p.m. 14.0 ppb (13) 7.0 ppb (6) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) N/A N/A N/A 13.0
 
Sept. 20, 2019, noon 66.0 ppb (63) 55.0 ppb (51) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 3.0 ppb (2) N/A N/A 5.9 μg/m3 (25) 63.0
 
Sept. 20, 2019, 11 a.m. 19.0 ppb (18) 13.0 ppb (12) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 20, 2019, 10 a.m. 13.0 ppb (12) 9.0 ppb (8) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2019, 9 a.m. 29.0 ppb (27) 24.0 ppb (22) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 7.1 μg/m3 (30) 30.0
 
Sept. 20, 2019, 8 a.m. 74.0 ppb (71) 65.0 ppb (62) N/A 8.0 ppb (7) N/A N/A 0.0 ppb (0) N/A N/A 6.7 μg/m3 (28) 71.0
 
Sept. 20, 2019, 7 a.m. 101.0 ppb (100) 91.0 ppb (89) N/A 9.0 ppb (8) N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 5.3 μg/m3 (22) 100.0
 
Sept. 20, 2019, 6 a.m. 87.0 ppb (85) 77.0 ppb (74) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 6.0 μg/m3 (25) 85.0
 
Sept. 20, 2019, 5 a.m. 79.0 ppb (77) 69.0 ppb (66) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A N/A 77.0
 
Sept. 20, 2019, 4 a.m. 100.0 ppb (99) 87.0 ppb (85) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 8.9 μg/m3 (37) 99.0
 
Sept. 20, 2019, 3 a.m. 96.0 ppb (95) 82.0 ppb (80) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 8.6 μg/m3 (36) 95.0
 
Sept. 20, 2019, 2 a.m. 100.0 ppb (99) 83.0 ppb (81) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 7.3 μg/m3 (30) 99.0
 
Sept. 20, 2019, 1 a.m. 84.0 ppb (82) 65.0 ppb (62) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 4.9 μg/m3 (20) 82.0
 
Sept. 20, 2019, midnight 62.0 ppb (59) 40.0 ppb (37) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 5.4 μg/m3 (23) 59.0
 
Sept. 19, 2019, 11 p.m. 34.0 ppb (31) 10.0 ppb (9) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 3.3 μg/m3 (14) 31.0
 
Sept. 19, 2019, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 2.2 μg/m3 (9) 14.0
 
Sept. 19, 2019, 9 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A N/A 30.0
 
Sept. 19, 2019, 8 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
Sept. 19, 2019, 7 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A -0.8 μg/m3 (0) 32.0
 
Sept. 19, 2019, 6 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A -0.4 μg/m3 (0) 30.0
 
Sept. 19, 2019, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A -1.6 μg/m3 (0) 28.0
 
Sept. 19, 2019, 4 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A -1.2 μg/m3 (0) 24.0
 
Sept. 19, 2019, 3 p.m. 15.0 ppb (14) 8.0 ppb (7) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A -0.2 μg/m3 (0) 21.0
 
Sept. 19, 2019, 2 p.m. 14.0 ppb (13) 7.0 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 1.8 μg/m3 (8) 19.0
 
Sept. 19, 2019, 1 p.m. 23.0 ppb (21) 15.0 ppb (14) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A N/A 21.0
 
Sept. 19, 2019, noon 70.0 ppb (67) 63.0 ppb (60) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 2.0 ppb (2) N/A N/A 6.8 μg/m3 (28) 67.0
 
Sept. 19, 2019, 11 a.m. 89.0 ppb (87) 82.0 ppb (80) N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A N/A N/A 7.9 μg/m3 (33) 87.0
 
Sept. 19, 2019, 10 a.m. 103.0 ppb (100) 96.0 ppb (95) N/A 6.0 ppb (6) N/A 2.0 ppb (3) N/A N/A N/A 7.9 μg/m3 (33) 100.0
 
Sept. 19, 2019, 9 a.m. 44.0 ppb (41) 39.0 ppb (36) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 7.5 μg/m3 (31) 41.0
 
Sept. 19, 2019, 8 a.m. 51.0 ppb (47) 46.0 ppb (43) N/A 4.0 ppb (4) N/A N/A 0.0 ppb (0) N/A N/A 9.7 μg/m3 (40) 47.0
 
Sept. 19, 2019, 7 a.m. 68.0 ppb (65) 62.0 ppb (59) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 10.5 μg/m3 (44) 65.0
 
Sept. 19, 2019, 6 a.m. 68.0 ppb (65) 59.0 ppb (55) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 8.6 μg/m3 (36) 65.0
 
Sept. 19, 2019, 5 a.m. 105.0 ppb (101) 92.0 ppb (90) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A N/A 101.0
 
Sept. 19, 2019, 4 a.m. 34.0 ppb (31) 26.0 ppb (24) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 7.8 μg/m3 (32) 32.0
 
Sept. 19, 2019, 3 a.m. 68.0 ppb (65) 56.0 ppb (52) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 7.4 μg/m3 (31) 65.0
 
Sept. 19, 2019, 2 a.m. 124.0 ppb (104) 103.0 ppb (100) N/A 21.0 ppb (19) N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 5.6 μg/m3 (23) 104.0
 
Sept. 19, 2019, 1 a.m. 44.0 ppb (41) 28.0 ppb (26) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 5.3 μg/m3 (22) 41.0
 
Sept. 19, 2019, midnight 29.0 ppb (27) 12.0 ppb (11) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 5.3 μg/m3 (22) 27.0
 
Sept. 18, 2019, 11 p.m. 24.0 ppb (22) 8.0 ppb (7) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 18, 2019, 10 p.m. 20.0 ppb (19) 4.0 ppb (4) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 3.5 μg/m3 (15) 19.0
 
Sept. 18, 2019, 9 p.m. 18.0 ppb (17) 7.0 ppb (6) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A N/A 20.0
 
Sept. 18, 2019, 8 p.m. 12.0 ppb (11) 4.0 ppb (4) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 2.2 μg/m3 (9) 22.0
 
Sept. 18, 2019, 7 p.m. 7.0 ppb (6) 3.0 ppb (3) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 3.0 μg/m3 (12) 22.0
 
Sept. 18, 2019, 6 p.m. 9.0 ppb (8) 4.0 ppb (4) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 4.2 μg/m3 (18) 21.0
 
Sept. 18, 2019, 5 p.m. 15.0 ppb (14) 8.0 ppb (7) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 3.5 μg/m3 (15) 18.0
 
Sept. 18, 2019, 8 a.m. 191.0 ppb (117) 180.0 ppb (115) N/A 11.0 ppb (10) N/A N/A 0.0 ppb (0) N/A N/A 5.7 μg/m3 (24) 117.0
 
Sept. 18, 2019, 7 a.m. 71.0 ppb (68) 64.0 ppb (61) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 5.1 μg/m3 (21) 68.0
 
Sept. 18, 2019, 6 a.m. 66.0 ppb (63) 58.0 ppb (54) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 5.1 μg/m3 (21) 63.0
 
Sept. 18, 2019, 5 a.m. 94.0 ppb (93) 79.0 ppb (77) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A N/A 93.0
 
Sept. 18, 2019, 4 a.m. 51.0 ppb (47) 41.0 ppb (38) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 6.6 μg/m3 (28) 47.0
 
Sept. 18, 2019, 3 a.m. 67.0 ppb (64) 56.0 ppb (52) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 6.2 μg/m3 (26) 64.0
 
Sept. 18, 2019, 2 a.m. 84.0 ppb (82) 69.0 ppb (66) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 4.8 μg/m3 (20) 82.0
 
Sept. 18, 2019, 1 a.m. 131.0 ppb (106) 110.0 ppb (102) N/A 21.0 ppb (19) N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 4.1 μg/m3 (17) 106.0
 
Sept. 18, 2019, midnight 53.0 ppb (49) 32.0 ppb (30) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 1.8 μg/m3 (8) 49.0
 
Sept. 17, 2019, 11 p.m. 32.0 ppb (30) 14.0 ppb (13) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A -0.3 μg/m3 (0) 30.0
 
Sept. 17, 2019, 10 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 1.5 μg/m3 (6) 10.0
 
Sept. 17, 2019, 9 p.m. 10.0 ppb (9) 3.0 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A N/A 20.0
 
Sept. 17, 2019, 8 p.m. 13.0 ppb (12) 6.0 ppb (6) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 3.3 μg/m3 (14) 22.0
 
Sept. 17, 2019, 7 p.m. 9.0 ppb (8) 4.0 ppb (4) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 1.3 μg/m3 (5) 23.0
 
Sept. 17, 2019, 6 p.m. 8.0 ppb (7) 4.0 ppb (4) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 2.8 μg/m3 (12) 24.0
 
Sept. 17, 2019, 5 p.m. 9.0 ppb (8) 3.0 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 4.3 μg/m3 (18) 22.0
 
Sept. 17, 2019, 4 p.m. 10.0 ppb (9) 5.0 ppb (5) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 6.3 μg/m3 (26) 26.0
 
Sept. 17, 2019, 3 p.m. 19.0 ppb (18) 11.0 ppb (10) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 4.7 μg/m3 (20) 20.0
 
Sept. 17, 2019, 2 p.m. 16.0 ppb (15) 9.0 ppb (8) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 3.6 μg/m3 (15) 15.0
 
Sept. 17, 2019, 1 p.m. 16.0 ppb (15) 9.0 ppb (8) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A N/A 15.0
 
Sept. 17, 2019, noon 43.0 ppb (40) 34.0 ppb (31) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 5.0 ppb (4) N/A N/A 6.9 μg/m3 (29) 40.0
 
Sept. 17, 2019, 11 a.m. 75.0 ppb (72) 65.0 ppb (62) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 8.3 μg/m3 (35) 72.0
 
Sept. 17, 2019, 10 a.m. 30.0 ppb (28) 26.0 ppb (24) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
Sept. 17, 2019, 9 a.m. 66.0 ppb (63) 59.0 ppb (55) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 9.9 μg/m3 (41) 63.0
 
Sept. 17, 2019, 8 a.m. 98.0 ppb (97) 87.0 ppb (85) N/A 10.0 ppb (9) N/A N/A 0.0 ppb (0) N/A N/A 11.7 μg/m3 (49) 97.0
 
Sept. 17, 2019, 7 a.m. 77.0 ppb (74) 69.0 ppb (66) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 14.4 μg/m3 (55) 74.0
 
Sept. 17, 2019, 6 a.m. 37.0 ppb (34) 30.0 ppb (28) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 14.2 μg/m3 (55) 55.0
 
Sept. 17, 2019, 5 a.m. 111.0 ppb (102) 97.0 ppb (96) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A N/A 102.0
 
Sept. 17, 2019, 4 a.m. 54.0 ppb (50) 45.0 ppb (42) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 11.1 μg/m3 (46) 50.0
 
Sept. 17, 2019, 3 a.m. 75.0 ppb (72) 67.0 ppb (64) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 10.4 μg/m3 (43) 72.0
 
Sept. 17, 2019, 2 a.m. 55.0 ppb (51) 49.0 ppb (45) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 9.3 μg/m3 (39) 51.0
 
Sept. 17, 2019, 1 a.m. 77.0 ppb (74) 67.0 ppb (64) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 0.0 ppb (0) N/A N/A 9.5 μg/m3 (40) 74.0
 
Sept. 17, 2019, midnight 39.0 ppb (36) 28.0 ppb (26) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 16, 2019, 11 p.m. 11.0 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 7.5 μg/m3 (31) 31.0
 
Sept. 16, 2019, 10 p.m. 11.0 ppb (10) 2.0 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 6.7 μg/m3 (28) 28.0
 
Sept. 16, 2019, 9 p.m. 28.0 ppb (26) 11.0 ppb (10) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A N/A 26.0
 
Sept. 16, 2019, 8 p.m. 14.0 ppb (13) 4.0 ppb (4) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 4.9 μg/m3 (20) 20.0
 
Sept. 16, 2019, 7 p.m. 17.0 ppb (16) 6.0 ppb (6) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 4.6 μg/m3 (19) 19.0
 
Sept. 16, 2019, 6 p.m. 13.0 ppb (12) 5.0 ppb (5) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 16, 2019, 5 p.m. 15.0 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 5.1 μg/m3 (21) 21.0
 
Sept. 16, 2019, 4 p.m. 11.0 ppb (10) 4.0 ppb (4) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 5.5 μg/m3 (23) 23.0
 
Sept. 16, 2019, 3 p.m. 9.0 ppb (8) 3.0 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 2 p.m. 16.0 ppb (15) 9.0 ppb (8) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 1 p.m. 15.0 ppb (14) 10.0 ppb (9) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A N/A 14.0
 
Sept. 16, 2019, 11 a.m. 6.0 ppb (6) 3.0 ppb (3) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 4.9 μg/m3 (20) 20.0
 
Sept. 16, 2019, 10 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
Sept. 16, 2019, 9 a.m. 15.0 ppb (14) 8.0 ppb (7) N/A 7.0 ppb (6) N/A N/A 0.0 ppb (0) N/A N/A 6.5 μg/m3 (27) 27.0
 
Sept. 16, 2019, 8 a.m. 37.0 ppb (34) 28.0 ppb (26) N/A 9.0 ppb (8) N/A N/A 0.0 ppb (0) N/A N/A 5.9 μg/m3 (25) 34.0
 
Sept. 16, 2019, 6 a.m. 50.0 ppb (46) 40.0 ppb (37) N/A 9.0 ppb (8) N/A N/A 0.0 ppb (0) N/A N/A 4.6 μg/m3 (19) 46.0
 
Sept. 16, 2019, 5 a.m. 77.0 ppb (74) 68.0 ppb (65) N/A 9.0 ppb (8) N/A N/A 0.0 ppb (0) N/A N/A N/A 74.0
 
Sept. 16, 2019, 4 a.m. 76.0 ppb (73) 65.0 ppb (62) N/A 10.0 ppb (9) N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (25) 73.0
 
Sept. 16, 2019, 3 a.m. 75.0 ppb (72) 64.0 ppb (61) N/A 10.0 ppb (9) N/A N/A 0.0 ppb (0) N/A N/A 7.2 μg/m3 (30) 72.0
 
Sept. 16, 2019, 1 a.m. 52.0 ppb (48) 35.0 ppb (32) N/A 17.0 ppb (16) N/A N/A 0.0 ppb (0) N/A N/A 4.6 μg/m3 (19) 48.0
 
Sept. 16, 2019, midnight 22.0 ppb (20) 8.0 ppb (7) N/A 14.0 ppb (13) N/A N/A 1.0 ppb (1) N/A N/A 2.4 μg/m3 (10) 20.0
 
Sept. 15, 2019, 11 p.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A N/A 6.0 ppb (5) N/A N/A 0.7 μg/m3 (3) 10.0
 
Sept. 15, 2019, 10 p.m. 1.0 ppb (1) -1.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (13) N/A N/A 2.4 μg/m3 (10) 13.0
 
Sept. 15, 2019, 9 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) N/A N/A N/A 27.0
 
Sept. 15, 2019, 8 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 38.0 ppb (29) N/A N/A 3.6 μg/m3 (15) 29.0
 
Sept. 15, 2019, 7 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 39.0 ppb (30) N/A N/A 5.1 μg/m3 (21) 30.0
 
Sept. 15, 2019, 6 p.m. -1.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 39.0 ppb (30) N/A N/A 5.9 μg/m3 (25) 30.0
 
Sept. 15, 2019, 1 p.m. 7.0 ppb (6) 4.0 ppb (4) N/A 3.0 ppb (3) N/A N/A 10.0 ppb (8) N/A N/A N/A 8.0
 
Sept. 15, 2019, noon 16.0 ppb (15) 12.0 ppb (11) N/A 4.0 ppb (4) N/A N/A 2.0 ppb (2) N/A N/A 4.5 μg/m3 (19) 19.0
 
Sept. 15, 2019, 11 a.m. 15.0 ppb (14) 11.0 ppb (10) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 15, 2019, 10 a.m. 21.0 ppb (19) 16.0 ppb (15) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 9 a.m. 18.0 ppb (17) 14.0 ppb (13) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) N/A N/A 3.9 μg/m3 (16) 17.0
 
Sept. 15, 2019, 8 a.m. 23.0 ppb (21) 20.0 ppb (19) N/A 3.0 ppb (3) N/A N/A 0.0 ppb (0) N/A N/A 2.7 μg/m3 (11) 21.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 2.3 μg/m3 (10) 10.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.2 μg/m3 (22) 22.0
 
Sept. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A N/A
Sept. 15, 2019, 4 a.m. 16.0 ppb (15) 11.0 ppb (10) N/A 5.0 ppb (5) N/A N/A 0.0 ppb (0) N/A N/A 8.1 μg/m3 (34) 34.0
 
Sept. 15, 2019, 3 a.m. 17.0 ppb (16) 12.0 ppb (11) N/A 5.0 ppb (5) N/A N/A 0.0 ppb (0) N/A N/A 8.4 μg/m3 (35) 35.0
 
Sept. 15, 2019, 2 a.m. 16.0 ppb (15) 11.0 ppb (10) N/A 5.0 ppb (5) N/A N/A 0.0 ppb (0) N/A N/A 8.8 μg/m3 (37) 37.0
 
Sept. 15, 2019, 1 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 1.0 ppb (1) N/A N/A 6.4 μg/m3 (27) 27.0
 
Sept. 15, 2019, midnight 7.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 5.0 ppb (4) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 14, 2019, 11 p.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 7.0 ppb (5) N/A N/A 3.9 μg/m3 (16) 16.0
 
Sept. 14, 2019, 10 p.m. 16.0 ppb (15) 4.0 ppb (4) N/A 11.0 ppb (10) N/A N/A 6.0 ppb (5) N/A N/A 2.2 μg/m3 (9) 15.0
 
Sept. 14, 2019, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (21) N/A N/A 2.1 μg/m3 (9) 21.0
 
Sept. 14, 2019, 6 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (21) N/A N/A 1.6 μg/m3 (7) 21.0
 
Sept. 14, 2019, 5 p.m. 0.0 ppb (0) -1.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 26.0 ppb (20) N/A N/A 3.3 μg/m3 (14) 20.0
 
Sept. 14, 2019, 4 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 24.0 ppb (18) N/A N/A 6.1 μg/m3 (25) 25.0
 
Sept. 14, 2019, 3 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (15) N/A N/A 4.0 μg/m3 (17) 17.0
 
Sept. 14, 2019, 2 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 13.0 ppb (10) N/A N/A 2.2 μg/m3 (9) 10.0
 
Sept. 14, 2019, 1 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) N/A N/A N/A 10.0
 
Sept. 14, 2019, noon 10.0 ppb (9) 3.0 ppb (3) N/A 7.0 ppb (6) N/A N/A 10.0 ppb (8) N/A N/A 3.1 μg/m3 (13) 13.0
 
Sept. 14, 2019, 11 a.m. 12.0 ppb (11) 4.0 ppb (4) N/A 8.0 ppb (7) N/A N/A N/A N/A N/A 2.8 μg/m3 (12) 12.0
 
Sept. 14, 2019, 10 a.m. 32.0 ppb (30) 18.0 ppb (17) N/A 14.0 ppb (13) N/A N/A N/A N/A N/A 2.1 μg/m3 (9) 30.0
 
Sept. 14, 2019, 9 a.m. 28.0 ppb (26) 13.0 ppb (12) N/A 14.0 ppb (13) N/A N/A 0.0 ppb (0) N/A N/A 1.8 μg/m3 (8) 26.0
 
Sept. 14, 2019, 8 a.m. 20.0 ppb (19) 10.0 ppb (9) N/A 9.0 ppb (8) N/A N/A 7.0 ppb (5) N/A N/A 1.6 μg/m3 (7) 19.0
 
Sept. 14, 2019, 7 a.m. 20.0 ppb (19) 5.0 ppb (5) N/A 14.0 ppb (13) N/A N/A 4.0 ppb (3) N/A N/A 2.1 μg/m3 (9) 19.0
 
Sept. 14, 2019, 6 a.m. 9.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) N/A N/A 2.7 μg/m3 (11) 11.0
 
Sept. 14, 2019, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 20.0 ppb (15) N/A N/A N/A 15.0
 
Sept. 14, 2019, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 19.0 ppb (15) N/A N/A 4.7 μg/m3 (20) 20.0
 
Sept. 14, 2019, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (15) N/A N/A 2.9 μg/m3 (12) 15.0
 
Sept. 14, 2019, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (15) N/A N/A 2.0 μg/m3 (8) 15.0
 
Sept. 14, 2019, midnight 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 17.0 ppb (13) N/A N/A 1.7 μg/m3 (7) 13.0
 
Sept. 13, 2019, 11 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) N/A N/A 1.3 μg/m3 (5) 15.0
 
Sept. 13, 2019, 10 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 1.6 μg/m3 (7) 15.0
 
Sept. 13, 2019, 9 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A N/A 18.0
 
Sept. 13, 2019, 8 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 2.9 μg/m3 (12) 21.0
 
Sept. 13, 2019, 7 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.0 μg/m3 (12) 23.0
 
Sept. 13, 2019, 6 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 2.9 μg/m3 (12) 22.0
 
Sept. 13, 2019, 5 p.m. 11.0 ppb (10) 4.0 ppb (4) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 4.0 μg/m3 (17) 18.0
 
Sept. 13, 2019, 4 p.m. 16.0 ppb (15) 7.0 ppb (6) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 8.1 μg/m3 (34) 34.0