LA (Chavez Ravine Place) CA, US: 34.0669, -118.2417
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 19, 2019, 5 a.m. | 92.6 ppb (91) | 44.1 ppb (41) | 84.4 ppb (82) | 49.0 ppb (45) | 40.9 ppb (38) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 56.0 μg/m3 (50) | 16.0 μg/m3 (59) | 91.0 | |
| Nov. 19, 2019, 4 a.m. | 90.2 ppb (89) | 42.3 ppb (39) | 83.5 ppb (81) | 48.0 ppb (44) | 40.9 ppb (38) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 48.0 μg/m3 (44) | 12.0 μg/m3 (50) | 89.0 | |
| Nov. 19, 2019, 3 a.m. | 57.5 ppb (54) | 11.0 ppb (10) | 49.7 ppb (46) | 46.0 ppb (43) | 41.3 ppb (38) | 1.0 ppb (1) | 3.0 ppb (2) | N/A | 38.0 μg/m3 (35) | 11.0 μg/m3 (46) | 54.0 | |
| Nov. 19, 2019, 2 a.m. | 41.0 ppb (38) | 2.6 ppb (2) | 33.7 ppb (31) | 38.0 ppb (35) | 32.2 ppb (30) | 0.0 ppb (0) | 16.0 ppb (12) | N/A | 36.0 μg/m3 (33) | 8.0 μg/m3 (33) | 38.0 | |
| Nov. 19, 2019, 1 a.m. | 26.1 ppb (24) | 0.5 ppb (0) | 21.2 ppb (20) | 26.0 ppb (24) | 21.1 ppb (20) | 0.0 ppb (0) | 32.0 ppb (25) | N/A | 26.0 μg/m3 (24) | 8.0 μg/m3 (33) | 33.0 | |
| Nov. 19, 2019, midnight | 22.6 ppb (21) | 0.7 ppb (1) | 17.7 ppb (16) | 22.0 ppb (20) | 17.1 ppb (16) | 0.0 ppb (0) | 39.0 ppb (30) | N/A | 25.0 μg/m3 (23) | 9.0 μg/m3 (38) | 38.0 | |
| Nov. 18, 2019, 11 p.m. | 22.7 ppb (21) | 1.6 ppb (1) | 18.6 ppb (17) | 21.0 ppb (19) | 16.8 ppb (16) | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 31.0 μg/m3 (28) | 7.0 μg/m3 (29) | 35.0 | |
| Nov. 18, 2019, 10 p.m. | 16.3 ppb (15) | 1.3 ppb (1) | 13.0 ppb (12) | 15.0 ppb (14) | 11.2 ppb (10) | 0.0 ppb (0) | 49.0 ppb (38) | N/A | 18.0 μg/m3 (16) | 5.0 μg/m3 (21) | 38.0 | |
| Nov. 18, 2019, 9 p.m. | 11.6 ppb (11) | 1.3 ppb (1) | 8.3 ppb (8) | 10.0 ppb (9) | 6.6 ppb (6) | 0.0 ppb (0) | 50.0 ppb (38) | N/A | 17.0 μg/m3 (15) | 4.0 μg/m3 (17) | 38.0 | |
| Nov. 18, 2019, 8 p.m. | 21.3 ppb (20) | 5.1 ppb (5) | 17.4 ppb (16) | 16.0 ppb (15) | 12.7 ppb (12) | 0.0 ppb (0) | 44.0 ppb (34) | N/A | 21.0 μg/m3 (19) | 5.0 μg/m3 (21) | 34.0 | |
| Nov. 18, 2019, 7 p.m. | 27.8 ppb (26) | 6.2 ppb (6) | 23.7 ppb (22) | 22.0 ppb (20) | 16.7 ppb (15) | 0.0 ppb (0) | 36.0 ppb (28) | N/A | 28.0 μg/m3 (25) | 5.0 μg/m3 (21) | 28.0 | |
| Nov. 18, 2019, 6 p.m. | 39.6 ppb (37) | 15.1 ppb (14) | 30.7 ppb (28) | 25.0 ppb (23) | 15.8 ppb (15) | 0.0 ppb (0) | 29.0 ppb (22) | N/A | 28.0 μg/m3 (25) | 7.0 μg/m3 (29) | 37.0 | |
| Nov. 18, 2019, 5 p.m. | 61.3 ppb (58) | 25.2 ppb (23) | 54.2 ppb (50) | 36.0 ppb (33) | 28.0 ppb (26) | 1.0 ppb (1) | 17.0 ppb (13) | N/A | 34.0 μg/m3 (31) | 10.0 μg/m3 (42) | 58.0 | |
| Nov. 18, 2019, 4 p.m. | 92.2 ppb (91) | 50.1 ppb (46) | 80.2 ppb (78) | 42.0 ppb (39) | 29.5 ppb (27) | 1.0 ppb (1) | 9.0 ppb (7) | N/A | 52.0 μg/m3 (47) | 8.0 μg/m3 (33) | 91.0 | |
| Nov. 18, 2019, 3 p.m. | 93.6 ppb (92) | 50.8 ppb (47) | 83.2 ppb (81) | 43.0 ppb (40) | 32.0 ppb (30) | 1.0 ppb (1) | 5.0 ppb (4) | N/A | 46.0 μg/m3 (42) | 9.0 μg/m3 (38) | 92.0 | |
| Nov. 18, 2019, 2 p.m. | 81.4 ppb (79) | 38.6 ppb (36) | 70.1 ppb (67) | 43.0 ppb (40) | 32.8 ppb (30) | 1.0 ppb (1) | 3.0 ppb (2) | N/A | 36.0 μg/m3 (33) | 6.0 μg/m3 (25) | 79.0 | |
| Nov. 18, 2019, 1 p.m. | 55.9 ppb (52) | 15.2 ppb (14) | 43.1 ppb (40) | 41.0 ppb (38) | 30.5 ppb (28) | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 24.0 μg/m3 (22) | 4.0 μg/m3 (17) | 52.0 | |
| Nov. 18, 2019, noon | 42.7 ppb (40) | 5.8 ppb (5) | 33.7 ppb (31) | 37.0 ppb (34) | 29.4 ppb (27) | 0.0 ppb (0) | 7.0 ppb (5) | N/A | 22.0 μg/m3 (20) | 3.0 μg/m3 (12) | 40.0 | |
| Nov. 18, 2019, 11 a.m. | 34.9 ppb (32) | 2.6 ppb (2) | 28.8 ppb (27) | 32.0 ppb (30) | 26.4 ppb (24) | 0.0 ppb (0) | 10.0 ppb (8) | N/A | 19.0 μg/m3 (17) | 5.0 μg/m3 (21) | 32.0 | |
| Nov. 18, 2019, 10 a.m. | 28.7 ppb (27) | 1.8 ppb (2) | 22.6 ppb (21) | 27.0 ppb (25) | 21.5 ppb (20) | 0.0 ppb (0) | 13.0 ppb (10) | N/A | 19.0 μg/m3 (17) | 9.0 μg/m3 (38) | 38.0 | |
| Nov. 18, 2019, 9 a.m. | 51.2 ppb (47) | 12.9 ppb (12) | 40.9 ppb (38) | 38.0 ppb (35) | 30.0 ppb (28) | 1.0 ppb (1) | 5.0 ppb (4) | N/A | 26.0 μg/m3 (24) | 10.0 μg/m3 (42) | 47.0 | |
| Nov. 18, 2019, 8 a.m. | 34.9 ppb (32) | 2.3 ppb (2) | 31.5 ppb (29) | 33.0 ppb (31) | 29.4 ppb (27) | 0.0 ppb (0) | 9.0 ppb (7) | N/A | 18.0 μg/m3 (16) | 7.0 μg/m3 (29) | 32.0 | |
| Nov. 18, 2019, 7 a.m. | 48.9 ppb (45) | 9.5 ppb (9) | 40.6 ppb (38) | 39.0 ppb (36) | 33.5 ppb (31) | 0.0 ppb (0) | 4.0 ppb (3) | N/A | 28.0 μg/m3 (25) | 7.0 μg/m3 (29) | 45.0 | |
| Nov. 18, 2019, 6 a.m. | 65.1 ppb (62) | 23.6 ppb (22) | 58.2 ppb (54) | 42.0 ppb (39) | 36.1 ppb (33) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 38.0 μg/m3 (35) | 9.0 μg/m3 (38) | 62.0 | |
| Nov. 18, 2019, 5 a.m. | 60.0 ppb (56) | 18.6 ppb (17) | 59.8 ppb (56) | 41.0 ppb (38) | 36.5 ppb (34) | 1.0 ppb (1) | 4.0 ppb (3) | N/A | 34.0 μg/m3 (31) | 11.0 μg/m3 (46) | 56.0 | |
| Nov. 18, 2019, 4 a.m. | 64.8 ppb (61) | 19.5 ppb (18) | 58.1 ppb (54) | 45.0 ppb (42) | 39.7 ppb (37) | 1.0 ppb (1) | 3.0 ppb (2) | N/A | 41.0 μg/m3 (37) | 13.0 μg/m3 (52) | 61.0 | |
| Nov. 18, 2019, 3 a.m. | 62.8 ppb (59) | 14.8 ppb (14) | 55.0 ppb (51) | 48.0 ppb (44) | 42.0 ppb (39) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 35.0 μg/m3 (32) | 16.0 μg/m3 (59) | 59.0 | |
| Nov. 18, 2019, 2 a.m. | 67.2 ppb (64) | 17.7 ppb (16) | 58.2 ppb (54) | 50.0 ppb (46) | 42.3 ppb (39) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 45.0 μg/m3 (41) | 15.0 μg/m3 (56) | 64.0 | |
| Nov. 18, 2019, 1 a.m. | 27.4 ppb (25) | 1.9 ppb (2) | 21.0 ppb (19) | 26.0 ppb (24) | 20.0 ppb (19) | 0.0 ppb (0) | 27.0 ppb (21) | N/A | 28.0 μg/m3 (25) | 5.0 μg/m3 (21) | 25.0 | |
| Nov. 18, 2019, midnight | 10.8 ppb (10) | 0.2 ppb (0) | 6.6 ppb (6) | 11.0 ppb (10) | 6.5 ppb (6) | 0.0 ppb (0) | 43.0 ppb (33) | N/A | 21.0 μg/m3 (19) | 5.0 μg/m3 (21) | 33.0 | |
| Nov. 17, 2019, 11 p.m. | 10.7 ppb (10) | 0.7 ppb (1) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 19.0 μg/m3 (17) | 5.0 μg/m3 (21) | 35.0 | |
| Nov. 17, 2019, 10 p.m. | 10.5 ppb (10) | 1.0 ppb (1) | 7.0 ppb (6) | 9.0 ppb (8) | 5.7 ppb (5) | 0.0 ppb (0) | 47.0 ppb (36) | N/A | 19.0 μg/m3 (17) | 5.0 μg/m3 (21) | 36.0 | |
| Nov. 17, 2019, 9 p.m. | 9.9 ppb (9) | 1.2 ppb (1) | 7.1 ppb (7) | 9.0 ppb (8) | 5.5 ppb (5) | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 35.0 | |
| Nov. 17, 2019, 8 p.m. | 9.4 ppb (9) | 1.2 ppb (1) | 6.7 ppb (6) | 8.0 ppb (7) | 5.2 ppb (5) | 0.0 ppb (0) | 47.0 ppb (36) | N/A | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 36.0 | |
| Nov. 17, 2019, 7 p.m. | 14.4 ppb (13) | 2.4 ppb (2) | 11.5 ppb (11) | 12.0 ppb (11) | 8.6 ppb (8) | 0.0 ppb (0) | 42.0 ppb (32) | N/A | 15.0 μg/m3 (14) | 4.0 μg/m3 (17) | 32.0 | |
| Nov. 17, 2019, 6 p.m. | 30.2 ppb (28) | 8.7 ppb (8) | 26.0 ppb (24) | 21.0 ppb (19) | 16.9 ppb (16) | 0.0 ppb (0) | 28.0 ppb (22) | N/A | 21.0 μg/m3 (19) | 4.0 μg/m3 (17) | 28.0 | |
| Nov. 17, 2019, 5 p.m. | 27.7 ppb (26) | 8.7 ppb (8) | 24.1 ppb (22) | 19.0 ppb (18) | 14.7 ppb (14) | 0.0 ppb (0) | 23.0 ppb (18) | N/A | 27.0 μg/m3 (25) | 4.0 μg/m3 (17) | 26.0 | |
| Nov. 17, 2019, 4 p.m. | 60.1 ppb (56) | 29.1 ppb (27) | 54.0 ppb (50) | 31.0 ppb (29) | 24.0 ppb (22) | 1.0 ppb (1) | 9.0 ppb (7) | N/A | 31.0 μg/m3 (28) | 5.0 μg/m3 (21) | 56.0 | |
| Nov. 17, 2019, 3 p.m. | 68.7 ppb (66) | 37.8 ppb (35) | 62.0 ppb (59) | 31.0 ppb (29) | 23.4 ppb (22) | 1.0 ppb (1) | 4.0 ppb (3) | N/A | 36.0 μg/m3 (33) | 8.0 μg/m3 (33) | 66.0 | |
| Nov. 17, 2019, 2 p.m. | 64.3 ppb (61) | 33.0 ppb (31) | 56.9 ppb (53) | 31.0 ppb (29) | 24.1 ppb (22) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 28.0 μg/m3 (25) | 10.0 μg/m3 (42) | 61.0 | |
| Nov. 17, 2019, 1 p.m. | 69.7 ppb (67) | 38.5 ppb (36) | 56.1 ppb (52) | 31.0 ppb (29) | 20.7 ppb (19) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 31.0 μg/m3 (28) | 13.0 μg/m3 (52) | 67.0 | |
| Nov. 17, 2019, noon | 55.3 ppb (51) | 25.1 ppb (23) | 46.8 ppb (43) | 30.0 ppb (28) | 25.0 ppb (23) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 24.0 μg/m3 (22) | 10.0 μg/m3 (42) | 51.0 | |
| Nov. 17, 2019, 11 a.m. | 71.4 ppb (69) | 38.1 ppb (35) | 57.8 ppb (54) | 33.0 ppb (31) | 23.7 ppb (22) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 36.0 μg/m3 (33) | 17.0 μg/m3 (61) | 69.0 | |
| Nov. 17, 2019, 10 a.m. | 74.0 ppb (71) | 39.5 ppb (37) | 60.7 ppb (57) | 35.0 ppb (32) | 28.4 ppb (26) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 32.0 μg/m3 (29) | 14.0 μg/m3 (54) | 71.0 | |
| Nov. 17, 2019, 9 a.m. | 68.2 ppb (65) | 34.2 ppb (32) | 58.1 ppb (54) | 34.0 ppb (31) | 25.7 ppb (24) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 39.0 μg/m3 (35) | 17.0 μg/m3 (61) | 65.0 | |
| Nov. 17, 2019, 8 a.m. | 71.0 ppb (68) | 36.5 ppb (34) | 64.6 ppb (61) | 34.0 ppb (31) | 30.5 ppb (28) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 40.0 μg/m3 (36) | 19.0 μg/m3 (65) | 68.0 | |
| Nov. 17, 2019, 7 a.m. | 76.0 ppb (73) | 38.9 ppb (36) | 69.3 ppb (66) | 37.0 ppb (34) | 32.9 ppb (30) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 46.0 μg/m3 (42) | 22.0 μg/m3 (71) | 73.0 | |
| Nov. 17, 2019, 6 a.m. | 80.2 ppb (78) | 42.1 ppb (39) | 75.2 ppb (73) | 38.0 ppb (35) | 34.2 ppb (32) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 50.0 μg/m3 (45) | 20.0 μg/m3 (67) | 78.0 | |
| Nov. 17, 2019, 5 a.m. | 79.5 ppb (77) | 38.0 ppb (35) | 72.8 ppb (70) | 41.0 ppb (38) | 38.0 ppb (35) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 56.0 μg/m3 (50) | 28.0 μg/m3 (84) | 84.0 | |
| Nov. 17, 2019, 4 a.m. | 78.6 ppb (76) | 35.3 ppb (33) | 74.2 ppb (71) | 43.0 ppb (40) | 39.5 ppb (37) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 53.0 μg/m3 (48) | 24.0 μg/m3 (76) | 76.0 | |
| Nov. 17, 2019, 3 a.m. | 58.4 ppb (55) | 16.2 ppb (15) | 54.9 ppb (51) | 42.0 ppb (39) | 40.9 ppb (38) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 49.0 μg/m3 (45) | 16.0 μg/m3 (59) | 59.0 | |
| Nov. 17, 2019, 2 a.m. | 37.6 ppb (35) | 2.7 ppb (3) | 32.7 ppb (30) | 35.0 ppb (32) | 32.3 ppb (30) | 0.0 ppb (0) | 9.0 ppb (7) | N/A | 40.0 μg/m3 (36) | 17.0 μg/m3 (61) | 61.0 | |
| Nov. 17, 2019, 1 a.m. | 24.3 ppb (23) | 1.3 ppb (1) | 23.6 ppb (22) | 23.0 ppb (21) | 22.7 ppb (21) | 0.0 ppb (0) | 25.0 ppb (19) | N/A | 34.0 μg/m3 (31) | 10.0 μg/m3 (42) | 42.0 | |
| Nov. 17, 2019, midnight | 17.4 ppb (16) | 0.7 ppb (1) | 13.9 ppb (13) | 17.0 ppb (16) | 13.5 ppb (12) | 0.0 ppb (0) | 40.0 ppb (31) | N/A | 35.0 μg/m3 (32) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 16, 2019, 11 p.m. | 17.1 ppb (16) | 1.4 ppb (1) | 14.1 ppb (13) | 16.0 ppb (15) | 12.8 ppb (12) | 0.0 ppb (0) | 42.0 ppb (32) | N/A | 34.0 μg/m3 (31) | 11.0 μg/m3 (46) | 46.0 | |
| Nov. 16, 2019, 10 p.m. | 17.2 ppb (16) | 1.9 ppb (2) | 14.9 ppb (14) | 15.0 ppb (14) | 12.8 ppb (12) | 0.0 ppb (0) | 46.0 ppb (35) | N/A | 33.0 μg/m3 (30) | 12.0 μg/m3 (50) | 50.0 | |
| Nov. 16, 2019, 9 p.m. | 27.5 ppb (25) | 4.1 ppb (4) | 25.7 ppb (24) | 23.0 ppb (21) | 20.8 ppb (19) | 0.0 ppb (0) | 44.0 ppb (34) | N/A | 49.0 μg/m3 (45) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 16, 2019, 8 p.m. | 36.7 ppb (34) | 6.9 ppb (6) | 35.0 ppb (32) | 30.0 ppb (28) | 27.5 ppb (25) | 0.0 ppb (0) | 38.0 ppb (29) | N/A | 42.0 μg/m3 (38) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 16, 2019, 7 p.m. | 26.8 ppb (25) | 4.9 ppb (5) | 26.4 ppb (24) | 22.0 ppb (20) | 21.0 ppb (19) | 0.0 ppb (0) | 40.0 ppb (31) | N/A | 32.0 μg/m3 (29) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 16, 2019, 6 p.m. | 43.0 ppb (40) | 12.1 ppb (11) | 42.4 ppb (39) | 31.0 ppb (29) | 29.7 ppb (28) | 1.0 ppb (1) | 25.0 ppb (19) | N/A | 49.0 μg/m3 (45) | 25.0 μg/m3 (78) | 78.0 | |
| Nov. 16, 2019, 5 p.m. | 69.5 ppb (66) | 30.7 ppb (28) | 67.4 ppb (64) | 39.0 ppb (36) | 35.7 ppb (33) | 1.0 ppb (1) | 12.0 ppb (9) | N/A | 49.0 μg/m3 (45) | 25.0 μg/m3 (78) | 78.0 | |
| Nov. 16, 2019, 4 p.m. | 92.4 ppb (91) | 54.9 ppb (51) | 88.2 ppb (86) | 38.0 ppb (35) | 31.9 ppb (30) | 1.0 ppb (1) | 6.0 ppb (5) | N/A | 52.0 μg/m3 (47) | 31.0 μg/m3 (90) | 91.0 | |
| Nov. 16, 2019, 3 p.m. | 104.5 ppb (101) | 74.0 ppb (71) | 98.4 ppb (97) | 30.0 ppb (28) | 23.5 ppb (22) | 1.0 ppb (1) | 3.0 ppb (2) | N/A | 47.0 μg/m3 (43) | 26.0 μg/m3 (80) | 101.0 | |
| Nov. 16, 2019, 2 p.m. | 103.8 ppb (101) | 77.6 ppb (75) | 93.3 ppb (92) | 26.0 ppb (24) | 17.6 ppb (16) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 44.0 μg/m3 (40) | 25.0 μg/m3 (78) | 101.0 | |
| Nov. 16, 2019, 1 p.m. | 82.9 ppb (81) | 57.0 ppb (53) | 73.3 ppb (71) | 26.0 ppb (24) | 14.9 ppb (14) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 43.0 μg/m3 (39) | 22.0 μg/m3 (71) | 81.0 | |
| Nov. 16, 2019, noon | 83.9 ppb (82) | 59.6 ppb (56) | 71.9 ppb (69) | 24.0 ppb (22) | 17.6 ppb (16) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 40.0 μg/m3 (36) | 21.0 μg/m3 (69) | 82.0 | |
| Nov. 16, 2019, 11 a.m. | 66.3 ppb (63) | 41.9 ppb (39) | 57.2 ppb (53) | 24.0 ppb (22) | 14.9 ppb (14) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 37.0 μg/m3 (34) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 16, 2019, 10 a.m. | 66.8 ppb (64) | 41.9 ppb (39) | 67.3 ppb (64) | 25.0 ppb (23) | 19.8 ppb (18) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 41.0 μg/m3 (37) | 20.0 μg/m3 (67) | 67.0 | |
| Nov. 16, 2019, 9 a.m. | 74.9 ppb (72) | 48.8 ppb (45) | 70.5 ppb (68) | 26.0 ppb (24) | 16.6 ppb (15) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 47.0 μg/m3 (43) | 27.0 μg/m3 (82) | 82.0 | |
| Nov. 16, 2019, 8 a.m. | 69.6 ppb (67) | 43.3 ppb (40) | 63.7 ppb (60) | 26.0 ppb (24) | 24.9 ppb (23) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 40.0 μg/m3 (36) | 25.0 μg/m3 (78) | 78.0 | |
| Nov. 16, 2019, 7 a.m. | 76.0 ppb (73) | 47.1 ppb (44) | 69.2 ppb (66) | 29.0 ppb (27) | 25.7 ppb (24) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 48.0 μg/m3 (44) | 19.0 μg/m3 (65) | 73.0 | |
| Nov. 16, 2019, 6 a.m. | 72.4 ppb (70) | 42.4 ppb (39) | 67.6 ppb (64) | 30.0 ppb (28) | 27.3 ppb (25) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 42.0 μg/m3 (38) | 23.0 μg/m3 (73) | 73.0 | |
| Nov. 16, 2019, 5 a.m. | 57.3 ppb (54) | 25.3 ppb (23) | 58.7 ppb (55) | 32.0 ppb (30) | 30.3 ppb (28) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 38.0 μg/m3 (35) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 16, 2019, 4 a.m. | 50.4 ppb (47) | 16.0 ppb (15) | 48.3 ppb (45) | 34.0 ppb (31) | 32.6 ppb (30) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 35.0 μg/m3 (32) | 17.0 μg/m3 (61) | 61.0 | |
| Nov. 16, 2019, 3 a.m. | 26.5 ppb (25) | 1.8 ppb (2) | 23.5 ppb (22) | 25.0 ppb (23) | 22.8 ppb (21) | 0.0 ppb (0) | 13.0 ppb (10) | N/A | 27.0 μg/m3 (25) | 12.0 μg/m3 (50) | 50.0 | |
| Nov. 16, 2019, 2 a.m. | 25.3 ppb (23) | 1.3 ppb (1) | 22.7 ppb (21) | 24.0 ppb (22) | 22.3 ppb (21) | 0.0 ppb (0) | 17.0 ppb (13) | N/A | 29.0 μg/m3 (26) | 13.0 μg/m3 (52) | 52.0 | |
| Nov. 16, 2019, 1 a.m. | 24.9 ppb (23) | 1.3 ppb (1) | 21.8 ppb (20) | 24.0 ppb (22) | 21.3 ppb (20) | 0.0 ppb (0) | 19.0 ppb (15) | N/A | 33.0 μg/m3 (30) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 16, 2019, midnight | 16.2 ppb (15) | 1.0 ppb (1) | 13.7 ppb (13) | 15.0 ppb (14) | 13.1 ppb (12) | 0.0 ppb (0) | 28.0 ppb (22) | N/A | 28.0 μg/m3 (25) | 12.0 μg/m3 (50) | 50.0 | |
| Nov. 15, 2019, 11 p.m. | 17.2 ppb (16) | 1.8 ppb (2) | 15.8 ppb (15) | 15.0 ppb (14) | 14.4 ppb (13) | 0.0 ppb (0) | 29.0 ppb (22) | N/A | 36.0 μg/m3 (33) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 15, 2019, 10 p.m. | N/A | N/A | 40.2 ppb (37) | N/A | 34.3 ppb (32) | 0.0 ppb (0) | N/A | N/A | 65.0 μg/m3 (55) | 31.0 μg/m3 (90) | 90.0 | |
| Nov. 15, 2019, 9 p.m. | N/A | N/A | 36.7 ppb (34) | N/A | 31.3 ppb (29) | 0.0 ppb (0) | N/A | N/A | 55.0 μg/m3 (50) | 32.0 μg/m3 (93) | 93.0 | |
| Nov. 15, 2019, 8 p.m. | N/A | N/A | 44.5 ppb (41) | N/A | 33.0 ppb (31) | 0.0 ppb (0) | N/A | N/A | 66.0 μg/m3 (56) | 37.0 μg/m3 (104) | 104.0 | |
| Nov. 15, 2019, 7 p.m. | N/A | N/A | 49.8 ppb (46) | N/A | 32.3 ppb (30) | 0.0 ppb (0) | N/A | N/A | 70.0 μg/m3 (58) | 31.0 μg/m3 (90) | 90.0 | |
| Nov. 15, 2019, 6 p.m. | N/A | N/A | 48.3 ppb (45) | N/A | 28.5 ppb (26) | 0.0 ppb (0) | N/A | N/A | 60.0 μg/m3 (52) | 32.0 μg/m3 (93) | 93.0 | |
| Nov. 15, 2019, 5 p.m. | 46.2 ppb (43) | 20.5 ppb (19) | 45.9 ppb (42) | 26.0 ppb (24) | 24.2 ppb (22) | 0.0 ppb (0) | 10.0 ppb (8) | N/A | 49.0 μg/m3 (45) | 27.0 μg/m3 (82) | 82.0 | |
| Nov. 15, 2019, 4 p.m. | 45.1 ppb (42) | 20.7 ppb (19) | 42.1 ppb (39) | 24.0 ppb (22) | 21.7 ppb (20) | 0.0 ppb (0) | 6.0 ppb (5) | N/A | 54.0 μg/m3 (49) | 21.0 μg/m3 (69) | 69.0 | |
| Nov. 15, 2019, 3 p.m. | 49.6 ppb (46) | 24.1 ppb (22) | 45.0 ppb (42) | 25.0 ppb (23) | 21.7 ppb (20) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 45.0 μg/m3 (41) | 21.0 μg/m3 (69) | 69.0 | |
| Nov. 15, 2019, 2 p.m. | 48.0 ppb (44) | 23.2 ppb (21) | 40.5 ppb (38) | 25.0 ppb (23) | 18.2 ppb (17) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 31.0 μg/m3 (28) | 17.0 μg/m3 (61) | 61.0 | |
| Nov. 15, 2019, 1 p.m. | 26.3 ppb (24) | 8.0 ppb (7) | 20.8 ppb (19) | 18.0 ppb (17) | 12.7 ppb (12) | 0.0 ppb (0) | 10.0 ppb (8) | N/A | 26.0 μg/m3 (24) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 15, 2019, noon | 42.8 ppb (40) | 19.5 ppb (18) | 37.5 ppb (35) | 23.0 ppb (21) | 20.0 ppb (19) | 0.0 ppb (0) | 4.0 ppb (3) | N/A | 35.0 μg/m3 (32) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 15, 2019, 11 a.m. | 49.1 ppb (45) | 26.1 ppb (24) | 33.5 ppb (31) | 23.0 ppb (21) | 16.6 ppb (15) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 30.0 μg/m3 (27) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 15, 2019, 10 a.m. | 45.0 ppb (42) | 22.9 ppb (21) | 37.5 ppb (35) | 22.0 ppb (20) | 18.3 ppb (17) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 27.0 μg/m3 (25) | 17.0 μg/m3 (61) | 61.0 | |
| Nov. 15, 2019, 9 a.m. | 46.8 ppb (43) | 22.4 ppb (21) | 34.9 ppb (32) | 24.0 ppb (22) | 17.5 ppb (16) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| Nov. 15, 2019, 8 a.m. | 37.2 ppb (34) | 11.9 ppb (11) | 32.8 ppb (30) | 25.0 ppb (23) | 23.4 ppb (22) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 24.0 μg/m3 (22) | 11.0 μg/m3 (46) | 46.0 | |
| Nov. 15, 2019, 7 a.m. | 41.2 ppb (38) | 13.1 ppb (12) | 35.6 ppb (33) | 28.0 ppb (26) | 24.8 ppb (23) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 24.0 μg/m3 (22) | 8.0 μg/m3 (33) | 38.0 | |
| Nov. 15, 2019, 6 a.m. | 43.1 ppb (40) | 12.2 ppb (11) | 39.3 ppb (36) | 31.0 ppb (29) | 27.8 ppb (26) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 26.0 μg/m3 (24) | 6.0 μg/m3 (25) | 40.0 | |
| Nov. 15, 2019, 5 a.m. | 35.4 ppb (33) | 7.3 ppb (7) | 31.7 ppb (29) | 28.0 ppb (26) | 25.9 ppb (24) | 0.0 ppb (0) | 4.0 ppb (3) | N/A | 21.0 μg/m3 (19) | 8.0 μg/m3 (33) | 33.0 | |
| Nov. 15, 2019, 4 a.m. | 27.9 ppb (26) | 3.5 ppb (3) | 24.0 ppb (22) | 24.0 ppb (22) | 21.1 ppb (20) | 0.0 ppb (0) | 9.0 ppb (7) | N/A | 25.0 μg/m3 (23) | 6.0 μg/m3 (25) | 26.0 | |
| Nov. 15, 2019, 3 a.m. | 15.8 ppb (15) | 1.0 ppb (1) | 12.1 ppb (11) | 15.0 ppb (14) | 11.8 ppb (11) | 0.0 ppb (0) | 20.0 ppb (15) | N/A | 15.0 μg/m3 (14) | 6.0 μg/m3 (25) | 25.0 | |
| Nov. 15, 2019, 2 a.m. | 12.9 ppb (12) | 0.8 ppb (1) | 9.4 ppb (9) | 12.0 ppb (11) | 9.0 ppb (8) | 0.0 ppb (0) | 24.0 ppb (18) | N/A | 18.0 μg/m3 (16) | 4.0 μg/m3 (17) | 18.0 | |
| Nov. 15, 2019, 1 a.m. | 11.0 ppb (10) | 0.4 ppb (0) | 8.5 ppb (8) | 11.0 ppb (10) | 8.2 ppb (8) | 0.0 ppb (0) | 29.0 ppb (22) | N/A | 23.0 μg/m3 (21) | 7.0 μg/m3 (29) | 29.0 | |
| Nov. 15, 2019, midnight | 14.0 ppb (13) | 0.7 ppb (1) | 12.4 ppb (11) | 13.0 ppb (12) | 11.9 ppb (11) | 0.0 ppb (0) | 34.0 ppb (26) | N/A | 36.0 μg/m3 (33) | 15.0 μg/m3 (56) | 56.0 | |
| Nov. 14, 2019, 11 p.m. | 17.0 ppb (16) | 1.4 ppb (1) | 16.5 ppb (15) | 16.0 ppb (15) | 15.1 ppb (14) | 0.0 ppb (0) | 37.0 ppb (28) | N/A | 40.0 μg/m3 (36) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 14, 2019, 10 p.m. | 19.3 ppb (18) | 2.8 ppb (3) | 20.6 ppb (19) | 16.0 ppb (15) | 17.7 ppb (16) | 0.0 ppb (0) | 36.0 ppb (28) | N/A | 46.0 μg/m3 (42) | 16.0 μg/m3 (59) | 59.0 | |
| Nov. 14, 2019, 9 p.m. | 29.7 ppb (28) | 5.1 ppb (5) | 34.7 ppb (32) | 25.0 ppb (23) | 28.6 ppb (26) | 0.0 ppb (0) | 39.0 ppb (30) | N/A | 62.0 μg/m3 (54) | 34.0 μg/m3 (97) | 97.0 | |
| Nov. 14, 2019, 8 p.m. | 50.6 ppb (47) | 12.4 ppb (11) | 55.6 ppb (52) | 38.0 ppb (35) | 42.3 ppb (39) | 0.0 ppb (0) | 27.0 ppb (21) | N/A | 77.0 μg/m3 (61) | 48.0 μg/m3 (131) | 131.0 | |
| Nov. 14, 2019, 7 p.m. | 73.5 ppb (71) | 28.6 ppb (26) | 78.7 ppb (76) | 45.0 ppb (42) | 47.9 ppb (44) | 0.0 ppb (0) | 14.0 ppb (11) | N/A | 97.0 μg/m3 (71) | 54.0 μg/m3 (146) | 146.0 | |
| Nov. 14, 2019, 6 p.m. | 52.7 ppb (49) | 21.1 ppb (20) | 56.7 ppb (53) | 32.0 ppb (30) | 34.1 ppb (32) | 0.0 ppb (0) | 15.0 ppb (12) | N/A | 78.0 μg/m3 (62) | 42.0 μg/m3 (116) | 116.0 | |
| Nov. 14, 2019, 5 p.m. | 39.7 ppb (37) | 14.6 ppb (14) | 41.4 ppb (38) | 25.0 ppb (23) | 26.7 ppb (25) | 0.0 ppb (0) | 12.0 ppb (9) | N/A | 71.0 μg/m3 (58) | 39.0 μg/m3 (109) | 109.0 | |
| Nov. 14, 2019, 4 p.m. | 38.9 ppb (36) | 14.4 ppb (13) | 38.4 ppb (36) | 25.0 ppb (23) | 25.4 ppb (24) | 0.0 ppb (0) | 10.0 ppb (8) | N/A | 54.0 μg/m3 (49) | 34.0 μg/m3 (97) | 97.0 | |
| Nov. 14, 2019, 3 p.m. | 32.2 ppb (30) | 9.1 ppb (8) | 30.2 ppb (28) | 23.0 ppb (21) | 22.7 ppb (21) | 0.0 ppb (0) | 9.0 ppb (7) | N/A | 48.0 μg/m3 (44) | 29.0 μg/m3 (86) | 86.0 | |
| Nov. 14, 2019, 2 p.m. | 26.6 ppb (25) | 5.1 ppb (5) | 23.0 ppb (21) | 22.0 ppb (20) | 20.1 ppb (19) | 0.0 ppb (0) | 9.0 ppb (7) | N/A | 39.0 μg/m3 (35) | 26.0 μg/m3 (80) | 80.0 | |
| Nov. 14, 2019, 1 p.m. | 39.7 ppb (37) | 17.4 ppb (16) | 30.7 ppb (28) | 22.0 ppb (20) | 15.8 ppb (15) | 0.0 ppb (0) | 8.0 ppb (6) | N/A | 34.0 μg/m3 (31) | 27.0 μg/m3 (82) | 82.0 | |
| Nov. 14, 2019, noon | 59.3 ppb (56) | 36.2 ppb (34) | 51.1 ppb (47) | 23.0 ppb (21) | 18.9 ppb (18) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 33.0 μg/m3 (30) | 26.0 μg/m3 (80) | 80.0 | |
| Nov. 14, 2019, 11 a.m. | 57.5 ppb (54) | 36.0 ppb (33) | 46.8 ppb (43) | 21.0 ppb (19) | 13.3 ppb (12) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 31.0 μg/m3 (28) | 20.0 μg/m3 (67) | 67.0 | |
| Nov. 14, 2019, 10 a.m. | 48.1 ppb (45) | 27.5 ppb (25) | 40.5 ppb (38) | 21.0 ppb (19) | 17.7 ppb (16) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 34.0 μg/m3 (31) | 24.0 μg/m3 (76) | 76.0 | |
| Nov. 14, 2019, 9 a.m. | 43.0 ppb (40) | 19.9 ppb (18) | 36.8 ppb (34) | 23.0 ppb (21) | 18.1 ppb (17) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 28.0 μg/m3 (25) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 14, 2019, 8 a.m. | 44.3 ppb (41) | 20.0 ppb (19) | 37.9 ppb (35) | 24.0 ppb (22) | 22.7 ppb (21) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 37.0 μg/m3 (34) | 20.0 μg/m3 (67) | 67.0 | |
| Nov. 14, 2019, 7 a.m. | 45.3 ppb (42) | 15.5 ppb (14) | 39.0 ppb (36) | 30.0 ppb (28) | 26.6 ppb (25) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 29.0 μg/m3 (26) | 13.0 μg/m3 (52) | 52.0 | |
| Nov. 14, 2019, 6 a.m. | 44.3 ppb (41) | 14.6 ppb (14) | 39.0 ppb (36) | 30.0 ppb (28) | 28.0 ppb (26) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 37.0 μg/m3 (34) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 14, 2019, 5 a.m. | 26.9 ppb (25) | 3.2 ppb (3) | 25.8 ppb (24) | 24.0 ppb (22) | 22.4 ppb (21) | 0.0 ppb (0) | 11.0 ppb (8) | N/A | 25.0 μg/m3 (23) | 13.0 μg/m3 (52) | 52.0 | |
| Nov. 14, 2019, 4 a.m. | 17.3 ppb (16) | 1.1 ppb (1) | 14.0 ppb (13) | 16.0 ppb (15) | 13.5 ppb (12) | 0.0 ppb (0) | 20.0 ppb (15) | N/A | 23.0 μg/m3 (21) | 11.0 μg/m3 (46) | 46.0 | |
| Nov. 14, 2019, 3 a.m. | 11.9 ppb (11) | 0.6 ppb (1) | 8.6 ppb (8) | 11.0 ppb (10) | 8.4 ppb (8) | 0.0 ppb (0) | 29.0 ppb (22) | N/A | 26.0 μg/m3 (24) | 12.0 μg/m3 (50) | 50.0 | |
| Nov. 14, 2019, 2 a.m. | 12.0 ppb (11) | 0.6 ppb (1) | 8.3 ppb (8) | 11.0 ppb (10) | 8.2 ppb (8) | 0.0 ppb (0) | 31.0 ppb (24) | N/A | 25.0 μg/m3 (23) | 11.0 μg/m3 (46) | 46.0 | |
| Nov. 14, 2019, 1 a.m. | 12.1 ppb (11) | 0.7 ppb (1) | 8.1 ppb (8) | 11.0 ppb (10) | 7.8 ppb (7) | 0.0 ppb (0) | 31.0 ppb (24) | N/A | 27.0 μg/m3 (25) | 10.0 μg/m3 (42) | 42.0 | |
| Nov. 14, 2019, midnight | 14.4 ppb (13) | 1.0 ppb (1) | 10.7 ppb (10) | 13.0 ppb (12) | 10.2 ppb (9) | 0.0 ppb (0) | 34.0 ppb (26) | N/A | 35.0 μg/m3 (32) | 17.0 μg/m3 (61) | 61.0 | |
| Nov. 13, 2019, 11 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 41.0 μg/m3 (37) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 13, 2019, 10 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 55.0 μg/m3 (50) | 30.0 μg/m3 (88) | 88.0 | |
| Nov. 13, 2019, 9 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 69.0 μg/m3 (57) | 33.0 μg/m3 (95) | 95.0 | |
| Nov. 13, 2019, 8 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 77.0 μg/m3 (61) | 45.0 μg/m3 (124) | 124.0 | |
| Nov. 13, 2019, 7 p.m. | N/A | N/A | 66.1 ppb (63) | N/A | 46.5 ppb (43) | 1.0 ppb (1) | N/A | N/A | 98.0 μg/m3 (72) | 48.0 μg/m3 (131) | 131.0 | |
| Nov. 13, 2019, 6 p.m. | N/A | N/A | 103.0 ppb (100) | N/A | 52.7 ppb (49) | 1.0 ppb (1) | N/A | N/A | 98.0 μg/m3 (72) | 50.0 μg/m3 (136) | 136.0 | |
| Nov. 13, 2019, 5 p.m. | 99.9 ppb (99) | 54.2 ppb (50) | 99.4 ppb (98) | 46.0 ppb (43) | 42.1 ppb (39) | 1.0 ppb (1) | 7.0 ppb (5) | N/A | 80.0 μg/m3 (62) | 39.0 μg/m3 (109) | 109.0 | |
| Nov. 13, 2019, 4 p.m. | 78.6 ppb (76) | 45.7 ppb (42) | 74.5 ppb (72) | 33.0 ppb (31) | 28.6 ppb (26) | 1.0 ppb (1) | 6.0 ppb (5) | N/A | 71.0 μg/m3 (58) | 38.0 μg/m3 (106) | 106.0 | |
| Nov. 13, 2019, 3 p.m. | 64.0 ppb (61) | 38.0 ppb (35) | 59.8 ppb (56) | 26.0 ppb (24) | 21.5 ppb (20) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 32.0 μg/m3 (29) | 25.0 μg/m3 (78) | 78.0 | |
| Nov. 13, 2019, 2 p.m. | 55.8 ppb (52) | 27.8 ppb (26) | 50.4 ppb (47) | 28.0 ppb (26) | 24.1 ppb (22) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 29.0 μg/m3 (26) | 28.0 μg/m3 (84) | 84.0 | |
| Nov. 13, 2019, 1 p.m. | 40.4 ppb (37) | 13.2 ppb (12) | 34.6 ppb (32) | 27.0 ppb (25) | 22.7 ppb (21) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 34.0 μg/m3 (31) | 29.0 μg/m3 (86) | 86.0 | |
| Nov. 13, 2019, noon | 29.8 ppb (28) | 5.0 ppb (5) | 28.1 ppb (26) | 25.0 ppb (23) | 25.2 ppb (23) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 38.0 μg/m3 (35) | 27.0 μg/m3 (82) | 82.0 | |
| Nov. 13, 2019, 11 a.m. | 30.3 ppb (28) | 3.4 ppb (3) | 28.8 ppb (27) | 27.0 ppb (25) | 25.3 ppb (23) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 29.0 μg/m3 (26) | 21.0 μg/m3 (69) | 69.0 | |
| Nov. 13, 2019, 10 a.m. | 32.7 ppb (30) | 4.8 ppb (4) | 29.8 ppb (28) | 28.0 ppb (26) | 27.0 ppb (25) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 36.0 μg/m3 (33) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 13, 2019, 9 a.m. | 27.9 ppb (26) | 2.5 ppb (2) | 23.7 ppb (22) | 25.0 ppb (23) | 22.8 ppb (21) | 0.0 ppb (0) | 7.0 ppb (5) | N/A | 36.0 μg/m3 (33) | 26.0 μg/m3 (80) | 80.0 | |
| Nov. 13, 2019, 8 a.m. | 25.3 ppb (23) | 1.9 ppb (2) | 23.0 ppb (21) | 23.0 ppb (21) | 22.8 ppb (21) | 0.0 ppb (0) | 11.0 ppb (8) | N/A | 42.0 μg/m3 (38) | 21.0 μg/m3 (69) | 69.0 | |
| Nov. 13, 2019, 7 a.m. | 25.0 ppb (23) | 1.6 ppb (1) | 21.7 ppb (20) | 23.0 ppb (21) | 21.5 ppb (20) | 0.0 ppb (0) | 16.0 ppb (12) | N/A | 35.0 μg/m3 (32) | 24.0 μg/m3 (76) | 76.0 | |
| Nov. 13, 2019, 6 a.m. | 20.6 ppb (19) | 1.6 ppb (1) | 16.0 ppb (15) | 19.0 ppb (18) | 15.8 ppb (15) | 0.0 ppb (0) | 17.0 ppb (13) | N/A | 30.0 μg/m3 (27) | 16.0 μg/m3 (59) | 59.0 | |
| Nov. 13, 2019, 5 a.m. | 14.7 ppb (14) | 0.9 ppb (1) | 11.0 ppb (10) | 14.0 ppb (13) | 10.9 ppb (10) | 0.0 ppb (0) | 23.0 ppb (18) | N/A | 27.0 μg/m3 (25) | 17.0 μg/m3 (61) | 61.0 | |
| Nov. 13, 2019, 4 a.m. | 14.6 ppb (14) | 0.8 ppb (1) | 10.6 ppb (10) | 14.0 ppb (13) | 10.4 ppb (10) | 0.0 ppb (0) | 25.0 ppb (19) | N/A | 29.0 μg/m3 (26) | 12.0 μg/m3 (50) | 50.0 | |
| Nov. 13, 2019, 3 a.m. | 16.9 ppb (16) | 0.9 ppb (1) | 12.7 ppb (12) | 16.0 ppb (15) | 12.4 ppb (11) | 0.0 ppb (0) | 25.0 ppb (19) | N/A | 29.0 μg/m3 (26) | 11.0 μg/m3 (46) | 46.0 | |
| Nov. 13, 2019, 2 a.m. | 18.4 ppb (17) | 0.9 ppb (1) | 14.5 ppb (13) | 18.0 ppb (17) | 14.3 ppb (13) | 0.0 ppb (0) | 29.0 ppb (22) | N/A | 30.0 μg/m3 (27) | 14.0 μg/m3 (54) | 54.0 | |
| Nov. 13, 2019, 1 a.m. | 19.3 ppb (18) | 0.7 ppb (1) | 15.8 ppb (15) | 19.0 ppb (18) | 15.7 ppb (15) | 0.0 ppb (0) | 38.0 ppb (29) | N/A | 48.0 μg/m3 (44) | 19.0 μg/m3 (65) | 65.0 | |
| Nov. 13, 2019, midnight | 21.7 ppb (20) | 0.8 ppb (1) | 19.1 ppb (18) | 21.0 ppb (19) | 18.7 ppb (17) | 0.0 ppb (0) | 45.0 ppb (35) | N/A | 49.0 μg/m3 (45) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 12, 2019, 11 p.m. | 20.3 ppb (19) | 1.5 ppb (1) | 18.1 ppb (17) | 19.0 ppb (18) | 16.7 ppb (15) | 0.0 ppb (0) | 48.0 ppb (37) | N/A | 51.0 μg/m3 (46) | 20.0 μg/m3 (67) | 67.0 | |
| Nov. 12, 2019, 10 p.m. | 22.2 ppb (21) | 2.3 ppb (2) | 21.2 ppb (20) | 20.0 ppb (19) | 18.9 ppb (18) | 0.0 ppb (0) | 50.0 ppb (38) | N/A | 57.0 μg/m3 (51) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 12, 2019, 9 p.m. | 38.5 ppb (36) | 6.8 ppb (6) | 38.0 ppb (35) | 32.0 ppb (30) | 31.1 ppb (29) | 0.0 ppb (0) | 43.0 ppb (33) | N/A | 71.0 μg/m3 (58) | 28.0 μg/m3 (84) | 84.0 | |
| Nov. 12, 2019, 8 p.m. | 49.7 ppb (46) | 11.0 ppb (10) | 49.4 ppb (46) | 39.0 ppb (36) | 37.7 ppb (35) | 1.0 ppb (1) | 33.0 ppb (25) | N/A | 62.0 μg/m3 (54) | 35.0 μg/m3 (99) | 99.0 | |
| Nov. 12, 2019, 7 p.m. | 65.2 ppb (62) | 20.4 ppb (19) | 66.6 ppb (63) | 45.0 ppb (42) | 45.3 ppb (42) | 1.0 ppb (1) | 23.0 ppb (18) | N/A | 75.0 μg/m3 (60) | 42.0 μg/m3 (116) | 116.0 | |
| Nov. 12, 2019, 6 p.m. | 77.2 ppb (75) | 31.5 ppb (29) | 76.2 ppb (74) | 46.0 ppb (43) | 43.4 ppb (40) | 1.0 ppb (1) | 15.0 ppb (12) | N/A | 86.0 μg/m3 (66) | 40.0 μg/m3 (111) | 111.0 | |
| Nov. 12, 2019, 5 p.m. | 68.1 ppb (65) | 33.2 ppb (31) | 65.9 ppb (63) | 35.0 ppb (32) | 32.4 ppb (30) | 1.0 ppb (1) | 10.0 ppb (8) | N/A | 49.0 μg/m3 (45) | 36.0 μg/m3 (101) | 101.0 | |
| Nov. 12, 2019, 4 p.m. | 65.9 ppb (63) | 36.9 ppb (34) | 61.4 ppb (58) | 29.0 ppb (27) | 25.8 ppb (24) | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 46.0 μg/m3 (42) | 31.0 μg/m3 (90) | 90.0 | |
| Nov. 12, 2019, 3 p.m. | 93.8 ppb (92) | 64.8 ppb (61) | 86.4 ppb (84) | 29.0 ppb (27) | 22.0 ppb (20) | 1.0 ppb (1) | 2.0 ppb (2) | N/A | 64.0 μg/m3 (54) | 30.0 μg/m3 (88) | 92.0 | |
| Nov. 12, 2019, 2 p.m. | 67.6 ppb (64) | 40.4 ppb (37) | 59.2 ppb (56) | 27.0 ppb (25) | 21.2 ppb (20) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 43.0 μg/m3 (39) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 12, 2019, 1 p.m. | 76.4 ppb (74) | 48.7 ppb (45) | 61.8 ppb (58) | 28.0 ppb (26) | 16.3 ppb (15) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 45.0 μg/m3 (41) | 20.0 μg/m3 (67) | 74.0 | |
| Nov. 12, 2019, noon | 60.2 ppb (57) | 34.7 ppb (32) | 47.8 ppb (44) | 25.0 ppb (23) | 20.9 ppb (19) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 38.0 μg/m3 (35) | 23.0 μg/m3 (73) | 73.0 | |
| Nov. 12, 2019, 11 a.m. | 43.0 ppb (40) | 16.3 ppb (15) | 34.5 ppb (32) | 27.0 ppb (25) | 19.4 ppb (18) | 0.0 ppb (0) | 2.0 ppb (2) | N/A | 35.0 μg/m3 (32) | 22.0 μg/m3 (71) | 71.0 | |
| Nov. 12, 2019, 10 a.m. | 33.3 ppb (31) | 7.6 ppb (7) | 26.4 ppb (24) | 26.0 ppb (24) | 22.5 ppb (21) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 32.0 μg/m3 (29) | 23.0 μg/m3 (73) | 73.0 | |
| Nov. 12, 2019, 9 a.m. | 32.8 ppb (30) | 9.0 ppb (8) | 22.4 ppb (21) | 24.0 ppb (22) | 16.7 ppb (15) | 0.0 ppb (0) | 8.0 ppb (6) | N/A | 30.0 μg/m3 (27) | 24.0 μg/m3 (76) | 76.0 | |
| Nov. 12, 2019, 8 a.m. | 40.8 ppb (38) | 14.8 ppb (14) | 39.4 ppb (36) | 26.0 ppb (24) | 25.5 ppb (24) | 0.0 ppb (0) | 5.0 ppb (4) | N/A | 38.0 μg/m3 (35) | 24.0 μg/m3 (76) | 76.0 | |
| Nov. 12, 2019, 7 a.m. | 38.6 ppb (36) | 8.0 ppb (7) | 34.5 ppb (32) | 31.0 ppb (29) | 28.8 ppb (27) | 0.0 ppb (0) | 3.0 ppb (2) | N/A | 37.0 μg/m3 (34) | 20.0 μg/m3 (67) | 67.0 | |
| Nov. 12, 2019, 6 a.m. | 30.3 ppb (28) | 4.0 ppb (4) | 25.3 ppb (23) | 26.0 ppb (24) | 23.5 ppb (22) | 0.0 ppb (0) | 12.0 ppb (9) | N/A | 38.0 μg/m3 (35) | 20.0 μg/m3 (67) | 67.0 |