Riverside Co CA, US: 34.0103, -117.4258
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 22, 2019, 11 a.m. | 10.9 ppb (10) | 0.7 ppb (1) | 8.8 ppb (8) | 10.0 ppb (9) | 8.5 ppb (8) | 0.0 ppb (0) | 9.0 ppb (7) | 0.22 ppb (2) | 32.0 μg/m3 (29) | 11.0 μg/m3 (46) | 46.0 | |
| July 22, 2019, 10 a.m. | 9.4 ppb (9) | 0.3 ppb (0) | 8.0 ppb (7) | 9.0 ppb (8) | 7.9 ppb (7) | 0.0 ppb (0) | 15.0 ppb (12) | 0.19 ppb (2) | 27.0 μg/m3 (25) | 9.0 μg/m3 (38) | 38.0 | |
| July 22, 2019, 9 a.m. | 11.1 ppb (10) | 0.3 ppb (0) | 8.2 ppb (8) | 11.0 ppb (10) | 8.1 ppb (8) | 0.0 ppb (0) | 16.0 ppb (12) | 0.23 ppb (3) | 34.0 μg/m3 (31) | 8.0 μg/m3 (33) | 33.0 | |
| July 22, 2019, 8 a.m. | 10.0 ppb (9) | 0.3 ppb (0) | 8.7 ppb (8) | 10.0 ppb (9) | 8.6 ppb (8) | 0.0 ppb (0) | 18.0 ppb (14) | 0.21 ppb (2) | 33.0 μg/m3 (30) | 7.0 μg/m3 (29) | 30.0 | |
| July 22, 2019, 7 a.m. | 9.2 ppb (9) | 0.2 ppb (0) | 8.2 ppb (8) | 9.0 ppb (8) | 8.1 ppb (8) | 0.0 ppb (0) | 24.0 ppb (18) | 0.22 ppb (2) | 34.0 μg/m3 (31) | 6.0 μg/m3 (25) | 31.0 | |
| July 22, 2019, 6 a.m. | 8.7 ppb (8) | 0.1 ppb (0) | 7.7 ppb (7) | 9.0 ppb (8) | 7.7 ppb (7) | 1.0 ppb (1) | 27.0 ppb (21) | 0.2 ppb (2) | 35.0 μg/m3 (32) | 9.0 μg/m3 (38) | 38.0 | |
| July 22, 2019, 5 a.m. | 9.3 ppb (9) | 0.1 ppb (0) | 8.2 ppb (8) | 9.0 ppb (8) | 8.1 ppb (8) | 0.0 ppb (0) | 25.0 ppb (19) | 0.21 ppb (2) | 49.0 μg/m3 (45) | 10.0 μg/m3 (42) | 45.0 | |
| July 22, 2019, 4 a.m. | 9.0 ppb (8) | 0.0 ppb (0) | 8.0 ppb (7) | 9.0 ppb (8) | 8.0 ppb (7) | 1.0 ppb (1) | 30.0 ppb (23) | 0.21 ppb (2) | 43.0 μg/m3 (39) | 9.0 μg/m3 (38) | 39.0 | |
| July 22, 2019, 3 a.m. | 6.6 ppb (6) | -0.1 ppb (0) | 5.8 ppb (5) | 7.0 ppb (6) | 5.7 ppb (5) | 1.0 ppb (1) | 38.0 ppb (29) | 0.18 ppb (2) | 41.0 μg/m3 (37) | 7.0 μg/m3 (29) | 37.0 | |
| July 22, 2019, 2 a.m. | 5.5 ppb (5) | -0.1 ppb (0) | 5.0 ppb (5) | 6.0 ppb (6) | 4.9 ppb (5) | 1.0 ppb (1) | 49.0 ppb (38) | 0.17 ppb (2) | 40.0 μg/m3 (36) | 8.0 μg/m3 (33) | 38.0 | |
| July 22, 2019, 1 a.m. | 4.1 ppb (4) | -0.1 ppb (0) | 4.2 ppb (4) | 4.0 ppb (4) | 3.9 ppb (4) | 1.0 ppb (1) | 66.0 ppb (51) | 0.16 ppb (2) | 44.0 μg/m3 (40) | 10.0 μg/m3 (42) | 51.0 | |
| July 22, 2019, midnight | 4.1 ppb (4) | 0.0 ppb (0) | 4.2 ppb (4) | 4.0 ppb (4) | 3.9 ppb (4) | 1.0 ppb (1) | 77.0 ppb (60) | 0.18 ppb (2) | 49.0 μg/m3 (45) | 8.0 μg/m3 (33) | 60.0 | |
| July 21, 2019, 11 p.m. | 4.0 ppb (4) | 0.0 ppb (0) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 80.0 ppb (62) | 0.18 ppb (2) | 44.0 μg/m3 (40) | 7.0 μg/m3 (29) | 62.0 | |
| July 21, 2019, 10 p.m. | 3.9 ppb (4) | 0.0 ppb (0) | 4.3 ppb (4) | 4.0 ppb (4) | 4.1 ppb (4) | 1.0 ppb (1) | 76.0 ppb (59) | 0.17 ppb (2) | 38.0 μg/m3 (35) | 8.0 μg/m3 (33) | 59.0 | |
| July 21, 2019, 9 p.m. | 4.2 ppb (4) | 0.0 ppb (0) | 4.6 ppb (4) | 4.0 ppb (4) | 4.3 ppb (4) | 1.0 ppb (1) | 71.0 ppb (55) | 0.16 ppb (2) | 32.0 μg/m3 (29) | 6.0 μg/m3 (25) | 55.0 | |
| July 21, 2019, 8 p.m. | 3.0 ppb (3) | 0.0 ppb (0) | 3.3 ppb (3) | 3.0 ppb (3) | 3.0 ppb (3) | 0.0 ppb (0) | 55.0 ppb (42) | 0.12 ppb (1) | 31.0 μg/m3 (28) | 5.0 μg/m3 (21) | 42.0 | |
| July 21, 2019, 7 p.m. | 4.2 ppb (4) | 0.2 ppb (0) | 4.5 ppb (4) | 4.0 ppb (4) | 4.2 ppb (4) | 0.0 ppb (0) | 62.0 ppb (48) | 0.15 ppb (2) | 38.0 μg/m3 (35) | 8.0 μg/m3 (33) | 48.0 | |
| July 21, 2019, 6 p.m. | 8.0 ppb (7) | 0.7 ppb (1) | 8.2 ppb (8) | 7.0 ppb (6) | 7.4 ppb (7) | 1.0 ppb (1) | 64.0 ppb (49) | 0.21 ppb (2) | 38.0 μg/m3 (35) | 12.0 μg/m3 (50) | 50.0 | |
| July 21, 2019, 5 p.m. | 12.1 ppb (11) | 2.2 ppb (2) | 11.8 ppb (11) | 10.0 ppb (9) | 9.6 ppb (9) | 1.0 ppb (1) | 44.0 ppb (34) | 0.26 ppb (3) | 52.0 μg/m3 (47) | 14.0 μg/m3 (54) | 54.0 | |
| July 21, 2019, 4 p.m. | 13.8 ppb (13) | 3.5 ppb (3) | 12.9 ppb (12) | 10.0 ppb (9) | 9.5 ppb (9) | 1.0 ppb (1) | 29.0 ppb (22) | 0.26 ppb (3) | 48.0 μg/m3 (44) | 16.0 μg/m3 (59) | 59.0 | |
| July 21, 2019, 3 p.m. | 15.8 ppb (15) | 4.9 ppb (5) | 14.6 ppb (14) | 11.0 ppb (10) | 9.8 ppb (9) | 1.0 ppb (1) | 20.0 ppb (15) | 0.27 ppb (3) | 43.0 μg/m3 (39) | 18.0 μg/m3 (63) | 63.0 | |
| July 21, 2019, 2 p.m. | 15.6 ppb (14) | 4.7 ppb (4) | 13.5 ppb (12) | 11.0 ppb (10) | 9.1 ppb (8) | 1.0 ppb (1) | 13.0 ppb (10) | 0.27 ppb (3) | 32.0 μg/m3 (29) | 10.0 μg/m3 (42) | 42.0 | |
| July 21, 2019, 1 p.m. | 14.2 ppb (13) | 2.3 ppb (2) | 11.3 ppb (10) | 12.0 ppb (11) | 9.0 ppb (8) | 0.0 ppb (0) | 9.0 ppb (7) | 0.27 ppb (3) | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| July 21, 2019, noon | 11.7 ppb (11) | 0.7 ppb (1) | 9.2 ppb (9) | 11.0 ppb (10) | 9.1 ppb (8) | 0.0 ppb (0) | 9.0 ppb (7) | 0.25 ppb (3) | 40.0 μg/m3 (36) | 12.0 μg/m3 (50) | 50.0 | |
| July 21, 2019, 11 a.m. | 12.3 ppb (11) | 0.6 ppb (1) | 8.6 ppb (8) | 12.0 ppb (11) | 8.4 ppb (8) | 0.0 ppb (0) | 9.0 ppb (7) | 0.28 ppb (3) | 38.0 μg/m3 (35) | N/A | 35.0 | |
| July 21, 2019, 10 a.m. | 13.7 ppb (13) | 0.6 ppb (1) | 10.8 ppb (10) | 13.0 ppb (12) | 10.7 ppb (10) | 0.0 ppb (0) | 9.0 ppb (7) | 0.26 ppb (3) | 38.0 μg/m3 (35) | N/A | 35.0 | |
| July 21, 2019, 9 a.m. | 10.8 ppb (10) | 0.4 ppb (0) | 8.6 ppb (8) | 10.0 ppb (9) | 8.4 ppb (8) | 0.0 ppb (0) | 14.0 ppb (11) | 0.26 ppb (3) | 39.0 μg/m3 (35) | N/A | 35.0 | |
| July 21, 2019, 8 a.m. | 8.8 ppb (8) | 0.2 ppb (0) | 7.9 ppb (7) | 9.0 ppb (8) | 7.9 ppb (7) | 0.0 ppb (0) | 20.0 ppb (15) | 0.23 ppb (3) | 35.0 μg/m3 (32) | N/A | 32.0 | |
| July 21, 2019, 7 a.m. | 9.1 ppb (8) | 0.2 ppb (0) | 8.0 ppb (7) | 9.0 ppb (8) | 7.9 ppb (7) | 0.0 ppb (0) | 23.0 ppb (18) | 0.24 ppb (3) | 34.0 μg/m3 (31) | 12.0 μg/m3 (50) | 50.0 | |
| July 21, 2019, 6 a.m. | 7.3 ppb (7) | 0.0 ppb (0) | 6.4 ppb (6) | 7.0 ppb (6) | 6.3 ppb (6) | 1.0 ppb (1) | 28.0 ppb (22) | 0.18 ppb (2) | 39.0 μg/m3 (35) | 12.0 μg/m3 (50) | 50.0 | |
| July 21, 2019, 5 a.m. | 6.3 ppb (6) | -0.1 ppb (0) | 5.5 ppb (5) | 6.0 ppb (6) | 5.4 ppb (5) | 0.0 ppb (0) | 33.0 ppb (25) | 0.16 ppb (2) | 41.0 μg/m3 (37) | 11.0 μg/m3 (46) | 46.0 | |
| July 21, 2019, 4 a.m. | 6.2 ppb (6) | -0.1 ppb (0) | 5.3 ppb (5) | 6.0 ppb (6) | 5.2 ppb (5) | 0.0 ppb (0) | 36.0 ppb (28) | 0.16 ppb (2) | 42.0 μg/m3 (38) | 10.0 μg/m3 (42) | 42.0 | |
| July 21, 2019, 3 a.m. | 6.4 ppb (6) | -0.1 ppb (0) | 5.6 ppb (5) | 7.0 ppb (6) | 5.6 ppb (5) | 1.0 ppb (1) | 41.0 ppb (32) | 0.17 ppb (2) | 49.0 μg/m3 (45) | 10.0 μg/m3 (42) | 45.0 | |
| July 21, 2019, 2 a.m. | 5.1 ppb (5) | -0.1 ppb (0) | 4.9 ppb (5) | 5.0 ppb (5) | 4.8 ppb (4) | 1.0 ppb (1) | 51.0 ppb (39) | 0.16 ppb (2) | 51.0 μg/m3 (46) | 8.0 μg/m3 (33) | 46.0 | |
| July 21, 2019, 1 a.m. | 4.3 ppb (4) | -0.1 ppb (0) | 4.4 ppb (4) | 4.0 ppb (4) | 4.1 ppb (4) | 1.0 ppb (1) | 63.0 ppb (48) | 0.15 ppb (2) | 45.0 μg/m3 (41) | 9.0 μg/m3 (38) | 48.0 | |
| July 21, 2019, midnight | 3.8 ppb (4) | -0.1 ppb (0) | 4.2 ppb (4) | 4.0 ppb (4) | 3.9 ppb (4) | 1.0 ppb (1) | 67.0 ppb (52) | 0.15 ppb (2) | 50.0 μg/m3 (45) | 9.0 μg/m3 (38) | 52.0 | |
| July 20, 2019, 11 p.m. | 4.1 ppb (4) | 0.0 ppb (0) | 4.6 ppb (4) | 4.0 ppb (4) | 4.3 ppb (4) | 1.0 ppb (1) | 74.0 ppb (57) | 0.16 ppb (2) | 58.0 μg/m3 (52) | 9.0 μg/m3 (38) | 57.0 | |
| July 20, 2019, 10 p.m. | 4.1 ppb (4) | 0.0 ppb (0) | 4.6 ppb (4) | 4.0 ppb (4) | 4.4 ppb (4) | 0.0 ppb (0) | 75.0 ppb (58) | 0.17 ppb (2) | 44.0 μg/m3 (40) | 8.0 μg/m3 (33) | 58.0 | |
| July 20, 2019, 9 p.m. | 3.7 ppb (3) | 0.0 ppb (0) | 4.2 ppb (4) | 4.0 ppb (4) | 4.0 ppb (4) | 0.0 ppb (0) | 69.0 ppb (53) | 0.15 ppb (2) | 37.0 μg/m3 (34) | 6.0 μg/m3 (25) | 53.0 | |
| July 20, 2019, 8 p.m. | 3.2 ppb (3) | 0.0 ppb (0) | 4.0 ppb (4) | 3.0 ppb (3) | 3.7 ppb (3) | 0.0 ppb (0) | 67.0 ppb (52) | 0.14 ppb (2) | 32.0 μg/m3 (29) | 8.0 μg/m3 (33) | 52.0 | |
| July 20, 2019, 7 p.m. | 4.4 ppb (4) | 0.2 ppb (0) | 5.2 ppb (5) | 4.0 ppb (4) | 4.8 ppb (4) | 0.0 ppb (0) | 58.0 ppb (45) | 0.15 ppb (2) | 36.0 μg/m3 (33) | 12.0 μg/m3 (50) | 50.0 | |
| July 20, 2019, 6 p.m. | 7.8 ppb (7) | 1.3 ppb (1) | 9.0 ppb (8) | 7.0 ppb (6) | 7.7 ppb (7) | 0.0 ppb (0) | 45.0 ppb (35) | 0.19 ppb (2) | 39.0 μg/m3 (35) | 17.0 μg/m3 (61) | 61.0 | |
| July 20, 2019, 5 p.m. | 9.9 ppb (9) | 2.4 ppb (2) | 10.9 ppb (10) | 7.0 ppb (6) | 8.4 ppb (8) | 0.0 ppb (0) | 32.0 ppb (25) | 0.21 ppb (2) | 41.0 μg/m3 (37) | 15.0 μg/m3 (56) | 56.0 | |
| July 20, 2019, 4 p.m. | 10.7 ppb (10) | 3.3 ppb (3) | 11.2 ppb (10) | 7.0 ppb (6) | 8.0 ppb (7) | 0.0 ppb (0) | 23.0 ppb (18) | 0.21 ppb (2) | 40.0 μg/m3 (36) | 19.0 μg/m3 (65) | 65.0 | |
| July 20, 2019, 3 p.m. | 12.9 ppb (12) | 3.1 ppb (3) | 12.8 ppb (12) | 10.0 ppb (9) | 9.8 ppb (9) | 0.0 ppb (0) | 17.0 ppb (13) | 0.22 ppb (2) | 37.0 μg/m3 (34) | 14.0 μg/m3 (54) | 54.0 | |
| July 20, 2019, 2 p.m. | 11.0 ppb (10) | 1.7 ppb (2) | 10.1 ppb (9) | 9.0 ppb (8) | 8.7 ppb (8) | 0.0 ppb (0) | 14.0 ppb (11) | 0.19 ppb (2) | 29.0 μg/m3 (26) | 17.0 μg/m3 (61) | 61.0 | |
| July 20, 2019, 1 p.m. | 9.7 ppb (9) | 0.7 ppb (1) | 7.7 ppb (7) | 9.0 ppb (8) | 7.1 ppb (7) | 0.0 ppb (0) | 12.0 ppb (9) | 0.19 ppb (2) | 30.0 μg/m3 (27) | 16.0 μg/m3 (59) | 59.0 | |
| July 20, 2019, noon | 8.4 ppb (8) | 0.4 ppb (0) | 7.4 ppb (7) | 8.0 ppb (7) | 7.2 ppb (7) | 0.0 ppb (0) | 13.0 ppb (10) | 0.17 ppb (2) | 24.0 μg/m3 (22) | 10.0 μg/m3 (42) | 42.0 | |
| July 20, 2019, 11 a.m. | 8.3 ppb (8) | 0.2 ppb (0) | 6.0 ppb (6) | 8.0 ppb (7) | 5.9 ppb (5) | 0.0 ppb (0) | 14.0 ppb (11) | 0.18 ppb (2) | 20.0 μg/m3 (18) | 9.0 μg/m3 (38) | 38.0 | |
| July 20, 2019, 10 a.m. | 9.7 ppb (9) | 0.3 ppb (0) | 8.6 ppb (8) | 9.0 ppb (8) | 8.5 ppb (8) | 0.0 ppb (0) | 12.0 ppb (9) | 0.17 ppb (2) | 24.0 μg/m3 (22) | 9.0 μg/m3 (38) | 38.0 | |
| July 20, 2019, 9 a.m. | 10.0 ppb (9) | 0.2 ppb (0) | 7.5 ppb (7) | 10.0 ppb (9) | 7.4 ppb (7) | 0.0 ppb (0) | 13.0 ppb (10) | 0.19 ppb (2) | 24.0 μg/m3 (22) | 7.0 μg/m3 (29) | 29.0 | |
| July 20, 2019, 8 a.m. | 10.7 ppb (10) | 0.2 ppb (0) | 9.2 ppb (9) | 11.0 ppb (10) | 9.2 ppb (9) | 0.0 ppb (0) | 13.0 ppb (10) | 0.19 ppb (2) | 22.0 μg/m3 (20) | 7.0 μg/m3 (29) | 29.0 | |
| July 20, 2019, 7 a.m. | 9.3 ppb (9) | 0.1 ppb (0) | 8.1 ppb (8) | 9.0 ppb (8) | 8.0 ppb (7) | 0.0 ppb (0) | 16.0 ppb (12) | 0.18 ppb (2) | 36.0 μg/m3 (33) | 4.0 μg/m3 (17) | 33.0 | |
| July 20, 2019, 6 a.m. | 7.9 ppb (7) | 0.1 ppb (0) | 6.6 ppb (6) | 8.0 ppb (7) | 6.5 ppb (6) | 0.0 ppb (0) | 19.0 ppb (15) | 0.15 ppb (2) | 27.0 μg/m3 (25) | 3.0 μg/m3 (12) | 25.0 | |
| July 20, 2019, 5 a.m. | 7.6 ppb (7) | 0.0 ppb (0) | 6.3 ppb (6) | 8.0 ppb (7) | 6.3 ppb (6) | 0.0 ppb (0) | 22.0 ppb (17) | 0.16 ppb (2) | 27.0 μg/m3 (25) | 4.0 μg/m3 (17) | 25.0 | |
| July 20, 2019, 4 a.m. | 7.1 ppb (7) | -0.1 ppb (0) | 5.9 ppb (5) | 7.0 ppb (6) | 5.9 ppb (5) | 0.0 ppb (0) | 25.0 ppb (19) | 0.15 ppb (2) | 21.0 μg/m3 (19) | 3.0 μg/m3 (12) | 19.0 | |
| July 20, 2019, 3 a.m. | 6.1 ppb (6) | -0.2 ppb (0) | 5.2 ppb (5) | 6.0 ppb (6) | 5.1 ppb (5) | 0.0 ppb (0) | 31.0 ppb (24) | 0.15 ppb (2) | 27.0 μg/m3 (25) | 5.0 μg/m3 (21) | 25.0 | |
| July 20, 2019, 2 a.m. | 5.0 ppb (5) | -0.1 ppb (0) | 4.3 ppb (4) | 5.0 ppb (5) | 4.1 ppb (4) | 0.0 ppb (0) | 39.0 ppb (30) | 0.14 ppb (2) | 37.0 μg/m3 (34) | 6.0 μg/m3 (25) | 34.0 | |
| July 20, 2019, 1 a.m. | 4.2 ppb (4) | 0.1 ppb (0) | 4.0 ppb (4) | 4.0 ppb (4) | 3.6 ppb (3) | 0.0 ppb (0) | 48.0 ppb (37) | 0.14 ppb (2) | 57.0 μg/m3 (51) | 5.0 μg/m3 (21) | 51.0 | |
| July 20, 2019, midnight | 4.1 ppb (4) | 0.1 ppb (0) | 4.2 ppb (4) | 4.0 ppb (4) | 3.8 ppb (4) | 0.0 ppb (0) | 55.0 ppb (42) | 0.15 ppb (2) | 59.0 μg/m3 (52) | 6.0 μg/m3 (25) | 52.0 | |
| July 19, 2019, 11 p.m. | 4.2 ppb (4) | 0.1 ppb (0) | 4.6 ppb (4) | 4.0 ppb (4) | 4.2 ppb (4) | 0.0 ppb (0) | 61.0 ppb (47) | 0.14 ppb (2) | 67.0 μg/m3 (56) | 6.0 μg/m3 (25) | 56.0 | |
| July 19, 2019, 10 p.m. | 4.6 ppb (4) | 0.1 ppb (0) | 5.3 ppb (5) | 4.0 ppb (4) | 4.9 ppb (5) | 0.0 ppb (0) | 67.0 ppb (52) | 0.15 ppb (2) | 55.0 μg/m3 (50) | 7.0 μg/m3 (29) | 52.0 | |
| July 19, 2019, 9 p.m. | 5.1 ppb (5) | 0.3 ppb (0) | 5.7 ppb (5) | 5.0 ppb (5) | 5.2 ppb (5) | 0.0 ppb (0) | 65.0 ppb (50) | 0.15 ppb (2) | 45.0 μg/m3 (41) | 10.0 μg/m3 (42) | 50.0 | |
| July 19, 2019, 8 p.m. | 5.5 ppb (5) | 0.4 ppb (0) | 6.5 ppb (6) | 5.0 ppb (5) | 5.9 ppb (5) | 0.0 ppb (0) | 58.0 ppb (45) | 0.15 ppb (2) | 58.0 μg/m3 (52) | 12.0 μg/m3 (50) | 52.0 | |
| July 19, 2019, 7 p.m. | 5.3 ppb (5) | 0.5 ppb (0) | 6.0 ppb (6) | 5.0 ppb (5) | 5.4 ppb (5) | 0.0 ppb (0) | 52.0 ppb (40) | 0.16 ppb (2) | 41.0 μg/m3 (37) | 13.0 μg/m3 (52) | 52.0 | |
| July 19, 2019, 6 p.m. | 9.8 ppb (9) | 2.1 ppb (2) | 10.3 ppb (10) | 8.0 ppb (7) | 8.2 ppb (8) | 0.0 ppb (0) | 38.0 ppb (29) | 0.19 ppb (2) | 50.0 μg/m3 (45) | 16.0 μg/m3 (59) | 59.0 | |
| July 19, 2019, 5 p.m. | 13.7 ppb (13) | 3.9 ppb (4) | 13.8 ppb (13) | 10.0 ppb (9) | 9.9 ppb (9) | 0.0 ppb (0) | 26.0 ppb (20) | 0.21 ppb (2) | 55.0 μg/m3 (50) | 18.0 μg/m3 (63) | 63.0 | |
| July 19, 2019, 4 p.m. | 14.5 ppb (13) | 5.5 ppb (5) | 14.2 ppb (13) | 9.0 ppb (8) | 8.8 ppb (8) | 0.0 ppb (0) | 19.0 ppb (15) | 0.21 ppb (2) | 43.0 μg/m3 (39) | 18.0 μg/m3 (63) | 63.0 | |
| July 19, 2019, 3 p.m. | 16.3 ppb (15) | 5.4 ppb (5) | 15.3 ppb (14) | 11.0 ppb (10) | 10.2 ppb (9) | 0.0 ppb (0) | 13.0 ppb (10) | 0.2 ppb (2) | 41.0 μg/m3 (37) | 15.0 μg/m3 (56) | 56.0 | |
| July 19, 2019, 2 p.m. | 16.3 ppb (15) | 3.8 ppb (4) | 14.6 ppb (14) | 13.0 ppb (12) | 11.2 ppb (10) | 0.0 ppb (0) | 8.0 ppb (6) | 0.2 ppb (2) | 37.0 μg/m3 (34) | 14.0 μg/m3 (54) | 54.0 | |
| July 19, 2019, 1 p.m. | 16.4 ppb (15) | 3.0 ppb (3) | 13.4 ppb (12) | 13.0 ppb (12) | 10.6 ppb (10) | 0.0 ppb (0) | 6.0 ppb (5) | 0.19 ppb (2) | 38.0 μg/m3 (35) | 11.0 μg/m3 (46) | 46.0 | |
| July 19, 2019, noon | 10.8 ppb (10) | 0.7 ppb (1) | 8.6 ppb (8) | 10.0 ppb (9) | 8.3 ppb (8) | 0.0 ppb (0) | 7.0 ppb (5) | 0.16 ppb (2) | 28.0 μg/m3 (25) | 9.0 μg/m3 (38) | 38.0 | |
| July 19, 2019, 11 a.m. | 9.4 ppb (9) | 0.4 ppb (0) | 7.1 ppb (7) | 9.0 ppb (8) | 6.9 ppb (6) | 0.0 ppb (0) | 10.0 ppb (8) | 0.16 ppb (2) | 26.0 μg/m3 (24) | 8.0 μg/m3 (33) | 33.0 | |
| July 19, 2019, 10 a.m. | 9.8 ppb (9) | 0.4 ppb (0) | 8.7 ppb (8) | 9.0 ppb (8) | 8.5 ppb (8) | 0.0 ppb (0) | 10.0 ppb (8) | 0.17 ppb (2) | 31.0 μg/m3 (28) | 7.0 μg/m3 (29) | 29.0 | |
| July 19, 2019, 9 a.m. | 10.3 ppb (10) | 0.4 ppb (0) | 7.9 ppb (7) | 10.0 ppb (9) | 7.8 ppb (7) | 0.0 ppb (0) | 11.0 ppb (8) | 0.18 ppb (2) | 29.0 μg/m3 (26) | 6.0 μg/m3 (25) | 26.0 | |
| July 19, 2019, 8 a.m. | 10.8 ppb (10) | 0.3 ppb (0) | 9.3 ppb (9) | 11.0 ppb (10) | 9.2 ppb (9) | 0.0 ppb (0) | 13.0 ppb (10) | 0.18 ppb (2) | 33.0 μg/m3 (30) | 7.0 μg/m3 (29) | 30.0 | |
| July 19, 2019, 7 a.m. | 9.6 ppb (9) | 0.2 ppb (0) | 8.6 ppb (8) | 9.0 ppb (8) | 8.5 ppb (8) | 0.0 ppb (0) | 16.0 ppb (12) | 0.16 ppb (2) | 34.0 μg/m3 (31) | 11.0 μg/m3 (46) | 46.0 | |
| July 19, 2019, 6 a.m. | 8.6 ppb (8) | 0.1 ppb (0) | 7.6 ppb (7) | 8.0 ppb (7) | 7.5 ppb (7) | 0.0 ppb (0) | 18.0 ppb (14) | 0.15 ppb (2) | 37.0 μg/m3 (34) | 15.0 μg/m3 (56) | 56.0 | |
| July 19, 2019, 5 a.m. | 8.4 ppb (8) | 0.1 ppb (0) | 7.4 ppb (7) | 8.0 ppb (7) | 7.4 ppb (7) | 0.0 ppb (0) | 21.0 ppb (16) | 0.16 ppb (2) | 39.0 μg/m3 (35) | 9.0 μg/m3 (38) | 38.0 | |
| July 19, 2019, 4 a.m. | 7.7 ppb (7) | 0.0 ppb (0) | 6.7 ppb (6) | 8.0 ppb (7) | 6.6 ppb (6) | 0.0 ppb (0) | 25.0 ppb (19) | 0.15 ppb (2) | 43.0 μg/m3 (39) | 8.0 μg/m3 (33) | 39.0 | |
| July 19, 2019, 3 a.m. | 7.1 ppb (7) | -0.1 ppb (0) | 6.2 ppb (6) | 7.0 ppb (6) | 6.2 ppb (6) | 0.0 ppb (0) | 31.0 ppb (24) | 0.15 ppb (2) | 44.0 μg/m3 (40) | 10.0 μg/m3 (42) | 42.0 | |
| July 19, 2019, 2 a.m. | 5.3 ppb (5) | 0.0 ppb (0) | 4.7 ppb (4) | 5.0 ppb (5) | 4.5 ppb (4) | 0.0 ppb (0) | 38.0 ppb (29) | 0.14 ppb (2) | 45.0 μg/m3 (41) | 9.0 μg/m3 (38) | 41.0 | |
| July 19, 2019, 1 a.m. | 4.0 ppb (4) | 0.1 ppb (0) | 4.0 ppb (4) | 4.0 ppb (4) | 3.7 ppb (3) | 0.0 ppb (0) | 44.0 ppb (34) | 0.12 ppb (1) | 61.0 μg/m3 (53) | 9.0 μg/m3 (38) | 53.0 | |
| July 19, 2019, midnight | 3.7 ppb (3) | 0.1 ppb (0) | 4.1 ppb (4) | 4.0 ppb (4) | 3.7 ppb (3) | 0.0 ppb (0) | 53.0 ppb (41) | 0.12 ppb (1) | 73.0 μg/m3 (59) | 9.0 μg/m3 (38) | 59.0 | |
| July 18, 2019, 11 p.m. | 3.6 ppb (3) | 0.1 ppb (0) | 4.3 ppb (4) | 4.0 ppb (4) | 4.0 ppb (4) | 0.0 ppb (0) | 60.0 ppb (46) | 0.13 ppb (1) | 64.0 μg/m3 (54) | 10.0 μg/m3 (42) | 54.0 | |
| July 18, 2019, 10 p.m. | 4.8 ppb (4) | 0.2 ppb (0) | 5.8 ppb (5) | 5.0 ppb (5) | 5.4 ppb (5) | 0.0 ppb (0) | 73.0 ppb (57) | 0.16 ppb (2) | 60.0 μg/m3 (52) | 13.0 μg/m3 (52) | 57.0 | |
| July 18, 2019, 9 p.m. | 6.3 ppb (6) | 0.3 ppb (0) | 7.6 ppb (7) | 6.0 ppb (6) | 7.1 ppb (7) | 0.0 ppb (0) | 75.0 ppb (58) | 0.18 ppb (2) | 71.0 μg/m3 (58) | 14.0 μg/m3 (54) | 58.0 | |
| July 18, 2019, 8 p.m. | 8.4 ppb (8) | 0.9 ppb (1) | 9.3 ppb (9) | 8.0 ppb (7) | 8.3 ppb (8) | 0.0 ppb (0) | 66.0 ppb (51) | 0.17 ppb (2) | 59.0 μg/m3 (52) | 14.0 μg/m3 (54) | 54.0 | |
| July 18, 2019, 7 p.m. | 7.9 ppb (7) | 0.7 ppb (1) | 9.3 ppb (9) | 7.0 ppb (6) | 8.4 ppb (8) | 0.0 ppb (0) | 63.0 ppb (48) | 0.19 ppb (2) | 68.0 μg/m3 (56) | 22.0 μg/m3 (71) | 71.0 | |
| July 18, 2019, 6 p.m. | 10.3 ppb (10) | 1.8 ppb (2) | 10.4 ppb (10) | 9.0 ppb (8) | 9.0 ppb (8) | 0.0 ppb (0) | 51.0 ppb (39) | 0.19 ppb (2) | 61.0 μg/m3 (53) | 15.0 μg/m3 (56) | 56.0 | |
| July 18, 2019, 5 p.m. | 13.4 ppb (12) | 3.2 ppb (3) | 13.4 ppb (12) | 10.0 ppb (9) | 10.2 ppb (9) | 0.0 ppb (0) | 35.0 ppb (27) | 0.21 ppb (2) | 51.0 μg/m3 (46) | 15.0 μg/m3 (56) | 56.0 | |
| July 18, 2019, 4 p.m. | 15.1 ppb (14) | 4.5 ppb (4) | 14.4 ppb (13) | 11.0 ppb (10) | 10.1 ppb (9) | 0.0 ppb (0) | 26.0 ppb (20) | 0.21 ppb (2) | 47.0 μg/m3 (43) | 12.0 μg/m3 (50) | 50.0 | |
| July 18, 2019, 3 p.m. | 16.3 ppb (15) | 5.8 ppb (5) | N/A | 10.0 ppb (9) | N/A | 0.0 ppb (0) | 17.0 ppb (13) | 0.21 ppb (2) | 46.0 μg/m3 (42) | 18.0 μg/m3 (63) | 63.0 | |
| July 18, 2019, 2 p.m. | 14.9 ppb (14) | 5.1 ppb (5) | 13.7 ppb (13) | 10.0 ppb (9) | 8.8 ppb (8) | 0.0 ppb (0) | 12.0 ppb (9) | N/A | 37.0 μg/m3 (34) | 12.0 μg/m3 (50) | 50.0 | |
| July 18, 2019, 1 p.m. | 21.7 ppb (20) | 7.6 ppb (7) | 14.2 ppb (13) | 14.0 ppb (13) | 9.7 ppb (9) | 0.0 ppb (0) | 3.0 ppb (2) | 0.32 ppb (4) | 53.0 μg/m3 (48) | 10.0 μg/m3 (42) | 48.0 | |
| July 18, 2019, noon | 37.6 ppb (35) | 18.8 ppb (17) | 29.5 ppb (27) | 19.0 ppb (18) | 15.2 ppb (14) | 0.0 ppb (0) | 0.0 ppb (0) | 0.31 ppb (3) | 44.0 μg/m3 (40) | 9.0 μg/m3 (38) | 40.0 | |
| July 18, 2019, 11 a.m. | 7.0 ppb (6) | 0.2 ppb (0) | 5.1 ppb (5) | 7.0 ppb (6) | 5.0 ppb (5) | 0.0 ppb (0) | 13.0 ppb (10) | 0.14 ppb (2) | 27.0 μg/m3 (25) | 7.0 μg/m3 (29) | 29.0 | |
| July 18, 2019, 10 a.m. | 7.7 ppb (7) | 0.4 ppb (0) | 6.8 ppb (6) | 7.0 ppb (6) | 6.6 ppb (6) | 0.0 ppb (0) | 11.0 ppb (8) | 0.14 ppb (2) | 27.0 μg/m3 (25) | 10.0 μg/m3 (42) | 42.0 | |
| July 18, 2019, 9 a.m. | 8.2 ppb (8) | 0.3 ppb (0) | 5.9 ppb (5) | 8.0 ppb (7) | 5.8 ppb (5) | 0.0 ppb (0) | 11.0 ppb (8) | 0.15 ppb (2) | 34.0 μg/m3 (31) | 11.0 μg/m3 (46) | 46.0 | |
| July 18, 2019, 8 a.m. | 8.3 ppb (8) | 0.3 ppb (0) | 7.1 ppb (7) | 8.0 ppb (7) | 7.0 ppb (6) | 0.0 ppb (0) | 11.0 ppb (8) | 0.15 ppb (2) | 38.0 μg/m3 (35) | 10.0 μg/m3 (42) | 42.0 | |
| July 18, 2019, 7 a.m. | 7.8 ppb (7) | 0.2 ppb (0) | 6.7 ppb (6) | 8.0 ppb (7) | 6.5 ppb (6) | 0.0 ppb (0) | 15.0 ppb (12) | 0.15 ppb (2) | 34.0 μg/m3 (31) | 10.0 μg/m3 (42) | 42.0 | |
| July 18, 2019, 6 a.m. | 7.5 ppb (7) | 0.1 ppb (0) | 6.5 ppb (6) | 7.0 ppb (6) | 6.4 ppb (6) | 0.0 ppb (0) | 17.0 ppb (13) | 0.14 ppb (2) | 37.0 μg/m3 (34) | 10.0 μg/m3 (42) | 42.0 | |
| July 18, 2019, 5 a.m. | 5.9 ppb (5) | 0.0 ppb (0) | 5.1 ppb (5) | 6.0 ppb (6) | 5.0 ppb (5) | 0.0 ppb (0) | 22.0 ppb (17) | 0.14 ppb (2) | 38.0 μg/m3 (35) | 11.0 μg/m3 (46) | 46.0 | |
| July 18, 2019, 4 a.m. | 5.2 ppb (5) | -0.1 ppb (0) | 4.4 ppb (4) | 5.0 ppb (5) | 4.3 ppb (4) | 0.0 ppb (0) | 26.0 ppb (20) | 0.13 ppb (1) | 37.0 μg/m3 (34) | 12.0 μg/m3 (50) | 50.0 | |
| July 18, 2019, 3 a.m. | 5.2 ppb (5) | -0.1 ppb (0) | 4.4 ppb (4) | 5.0 ppb (5) | 4.4 ppb (4) | 0.0 ppb (0) | 30.0 ppb (23) | 0.14 ppb (2) | 33.0 μg/m3 (30) | 13.0 μg/m3 (52) | 52.0 | |
| July 18, 2019, 2 a.m. | 5.1 ppb (5) | 0.0 ppb (0) | 4.9 ppb (5) | 5.0 ppb (5) | 4.7 ppb (4) | 0.0 ppb (0) | 39.0 ppb (30) | 0.15 ppb (2) | 95.0 μg/m3 (70) | 11.0 μg/m3 (46) | 70.0 | |
| July 18, 2019, 1 a.m. | 4.9 ppb (5) | 0.1 ppb (0) | 5.0 ppb (5) | 5.0 ppb (5) | 4.6 ppb (4) | 0.0 ppb (0) | 47.0 ppb (36) | 0.14 ppb (2) | 53.0 μg/m3 (48) | 9.0 μg/m3 (38) | 48.0 | |
| July 18, 2019, midnight | 4.8 ppb (4) | 0.2 ppb (0) | 5.5 ppb (5) | 5.0 ppb (5) | 5.1 ppb (5) | 0.0 ppb (0) | 54.0 ppb (42) | 0.14 ppb (2) | 64.0 μg/m3 (54) | 10.0 μg/m3 (42) | 54.0 | |
| July 17, 2019, 11 p.m. | 5.0 ppb (5) | 0.2 ppb (0) | 6.3 ppb (6) | 5.0 ppb (5) | 5.9 ppb (5) | 0.0 ppb (0) | 62.0 ppb (48) | 0.15 ppb (2) | 82.0 μg/m3 (64) | 12.0 μg/m3 (50) | 64.0 | |
| July 17, 2019, 10 p.m. | 5.6 ppb (5) | 0.2 ppb (0) | 7.5 ppb (7) | 5.0 ppb (5) | 7.1 ppb (7) | 0.0 ppb (0) | 69.0 ppb (53) | 0.17 ppb (2) | 109.0 μg/m3 (77) | 17.0 μg/m3 (61) | 77.0 | |
| July 17, 2019, 9 p.m. | 7.1 ppb (7) | 0.3 ppb (0) | 9.0 ppb (8) | 7.0 ppb (6) | 8.5 ppb (8) | 0.0 ppb (0) | 81.0 ppb (63) | 0.21 ppb (2) | 86.0 μg/m3 (66) | 16.0 μg/m3 (59) | 66.0 | |
| July 17, 2019, 8 p.m. | 6.8 ppb (6) | 0.4 ppb (0) | 8.3 ppb (8) | 6.0 ppb (6) | 7.7 ppb (7) | 0.0 ppb (0) | 75.0 ppb (58) | 0.18 ppb (2) | 65.0 μg/m3 (55) | 14.0 μg/m3 (54) | 58.0 | |
| July 17, 2019, 7 p.m. | 6.6 ppb (6) | 0.5 ppb (0) | 7.5 ppb (7) | 6.0 ppb (6) | 7.0 ppb (6) | 1.0 ppb (1) | 70.0 ppb (54) | 0.18 ppb (2) | 59.0 μg/m3 (52) | 17.0 μg/m3 (61) | 61.0 | |
| July 17, 2019, 6 p.m. | 10.6 ppb (10) | 1.4 ppb (1) | 10.9 ppb (10) | 9.0 ppb (8) | 9.6 ppb (9) | 0.0 ppb (0) | 58.0 ppb (45) | 0.21 ppb (2) | 58.0 μg/m3 (52) | 15.0 μg/m3 (56) | 56.0 | |
| July 17, 2019, 5 p.m. | 13.4 ppb (12) | 2.7 ppb (3) | 13.7 ppb (13) | 11.0 ppb (10) | 11.0 ppb (10) | 0.0 ppb (0) | 42.0 ppb (32) | 0.21 ppb (2) | 55.0 μg/m3 (50) | 22.0 μg/m3 (71) | 71.0 | |
| July 17, 2019, 4 p.m. | 15.2 ppb (14) | 4.4 ppb (4) | 15.2 ppb (14) | 11.0 ppb (10) | 11.0 ppb (10) | 0.0 ppb (0) | 26.0 ppb (20) | 0.22 ppb (2) | 55.0 μg/m3 (50) | 22.0 μg/m3 (71) | 71.0 | |
| July 17, 2019, 3 p.m. | 16.0 ppb (15) | 5.6 ppb (5) | 15.5 ppb (14) | 10.0 ppb (9) | 9.7 ppb (9) | 0.0 ppb (0) | 17.0 ppb (13) | 0.21 ppb (2) | 46.0 μg/m3 (42) | 20.0 μg/m3 (67) | 67.0 | |
| July 17, 2019, 2 p.m. | 15.7 ppb (15) | 5.2 ppb (5) | 14.0 ppb (13) | 11.0 ppb (10) | 9.3 ppb (9) | 0.0 ppb (0) | 13.0 ppb (10) | 0.21 ppb (2) | 44.0 μg/m3 (40) | 19.0 μg/m3 (65) | 65.0 | |
| July 17, 2019, 1 p.m. | 17.8 ppb (16) | 5.8 ppb (5) | 14.6 ppb (14) | 12.0 ppb (11) | 8.9 ppb (8) | 0.0 ppb (0) | 6.0 ppb (5) | 0.24 ppb (3) | 39.0 μg/m3 (35) | 11.0 μg/m3 (46) | 46.0 | |
| July 17, 2019, noon | 18.9 ppb (18) | 4.9 ppb (5) | 17.5 ppb (16) | 14.0 ppb (13) | 12.9 ppb (12) | 0.0 ppb (0) | 2.0 ppb (2) | 0.24 ppb (3) | 43.0 μg/m3 (39) | 11.0 μg/m3 (46) | 46.0 | |
| July 17, 2019, 11 a.m. | 19.0 ppb (18) | 3.5 ppb (3) | 15.4 ppb (14) | 16.0 ppb (15) | 12.4 ppb (11) | 0.0 ppb (0) | 3.0 ppb (2) | 0.22 ppb (2) | 34.0 μg/m3 (31) | 13.0 μg/m3 (52) | 52.0 | |
| July 17, 2019, 10 a.m. | 9.0 ppb (8) | 0.9 ppb (1) | 5.8 ppb (5) | 8.0 ppb (7) | 5.7 ppb (5) | 0.0 ppb (0) | 9.0 ppb (7) | 0.15 ppb (2) | 24.0 μg/m3 (22) | 11.0 μg/m3 (46) | 46.0 | |
| July 17, 2019, 9 a.m. | 7.1 ppb (7) | 0.3 ppb (0) | 5.1 ppb (5) | 7.0 ppb (6) | 5.0 ppb (5) | 0.0 ppb (0) | 14.0 ppb (11) | 0.15 ppb (2) | 30.0 μg/m3 (27) | 9.0 μg/m3 (38) | 38.0 | |
| July 17, 2019, 8 a.m. | 7.5 ppb (7) | 0.2 ppb (0) | 6.7 ppb (6) | 7.0 ppb (6) | 6.6 ppb (6) | 0.0 ppb (0) | 16.0 ppb (12) | 0.15 ppb (2) | 29.0 μg/m3 (26) | 11.0 μg/m3 (46) | 46.0 | |
| July 17, 2019, 7 a.m. | 8.1 ppb (8) | 0.2 ppb (0) | 7.0 ppb (6) | 8.0 ppb (7) | 6.9 ppb (6) | 0.0 ppb (0) | 18.0 ppb (14) | 0.17 ppb (2) | 38.0 μg/m3 (35) | 13.0 μg/m3 (52) | 52.0 | |
| July 17, 2019, 6 a.m. | 8.4 ppb (8) | 0.2 ppb (0) | 7.4 ppb (7) | 8.0 ppb (7) | 7.3 ppb (7) | 0.0 ppb (0) | 21.0 ppb (16) | 0.17 ppb (2) | 46.0 μg/m3 (42) | 12.0 μg/m3 (50) | 50.0 | |
| July 17, 2019, 5 a.m. | 7.4 ppb (7) | 0.1 ppb (0) | 6.7 ppb (6) | 7.0 ppb (6) | 6.6 ppb (6) | 0.0 ppb (0) | 27.0 ppb (21) | 0.17 ppb (2) | 49.0 μg/m3 (45) | 12.0 μg/m3 (50) | 50.0 | |
| July 17, 2019, 4 a.m. | 7.1 ppb (7) | 0.1 ppb (0) | 6.3 ppb (6) | 7.0 ppb (6) | 6.2 ppb (6) | 0.0 ppb (0) | 29.0 ppb (22) | 0.17 ppb (2) | 58.0 μg/m3 (52) | 11.0 μg/m3 (46) | 52.0 | |
| July 17, 2019, 3 a.m. | 6.3 ppb (6) | -0.1 ppb (0) | 5.7 ppb (5) | 6.0 ppb (6) | 5.6 ppb (5) | 0.0 ppb (0) | 35.0 ppb (27) | 0.16 ppb (2) | 55.0 μg/m3 (50) | 12.0 μg/m3 (50) | 50.0 | |
| July 17, 2019, 2 a.m. | 5.9 ppb (5) | 0.0 ppb (0) | 5.7 ppb (5) | 6.0 ppb (6) | 5.5 ppb (5) | 0.0 ppb (0) | 41.0 ppb (32) | 0.15 ppb (2) | 60.0 μg/m3 (52) | 9.0 μg/m3 (38) | 52.0 | |
| July 17, 2019, 1 a.m. | 4.9 ppb (5) | 0.1 ppb (0) | 5.1 ppb (5) | 5.0 ppb (5) | 4.8 ppb (4) | 0.0 ppb (0) | 50.0 ppb (38) | 0.13 ppb (1) | 61.0 μg/m3 (53) | 9.0 μg/m3 (38) | 53.0 | |
| July 17, 2019, midnight | 4.2 ppb (4) | 0.1 ppb (0) | 5.0 ppb (5) | 4.0 ppb (4) | 4.7 ppb (4) | 0.0 ppb (0) | 60.0 ppb (46) | 0.14 ppb (2) | 66.0 μg/m3 (56) | 10.0 μg/m3 (42) | 56.0 | |
| July 16, 2019, 11 p.m. | 4.1 ppb (4) | 0.1 ppb (0) | 5.2 ppb (5) | 4.0 ppb (4) | 4.9 ppb (5) | 0.0 ppb (0) | 66.0 ppb (51) | 0.14 ppb (2) | 68.0 μg/m3 (56) | 7.0 μg/m3 (29) | 56.0 | |
| July 16, 2019, 10 p.m. | 5.1 ppb (5) | 0.1 ppb (0) | 6.4 ppb (6) | 5.0 ppb (5) | 6.1 ppb (6) | 0.0 ppb (0) | 75.0 ppb (58) | 0.16 ppb (2) | 67.0 μg/m3 (56) | 15.0 μg/m3 (56) | 58.0 | |
| July 16, 2019, 9 p.m. | 5.7 ppb (5) | 0.2 ppb (0) | 7.1 ppb (7) | 6.0 ppb (6) | 6.7 ppb (6) | 1.0 ppb (1) | 86.0 ppb (68) | 0.19 ppb (2) | 65.0 μg/m3 (55) | 11.0 μg/m3 (46) | 68.0 | |
| July 16, 2019, 8 p.m. | 8.9 ppb (8) | 0.4 ppb (0) | 10.2 ppb (9) | 9.0 ppb (8) | 9.7 ppb (9) | 1.0 ppb (1) | 100.0 ppb (79) | 0.24 ppb (3) | 65.0 μg/m3 (55) | 11.0 μg/m3 (46) | 79.0 | |
| July 16, 2019, 7 p.m. | 6.0 ppb (6) | 0.2 ppb (0) | 6.9 ppb (6) | 6.0 ppb (6) | 6.6 ppb (6) | 1.0 ppb (1) | 88.0 ppb (69) | 0.19 ppb (2) | 63.0 μg/m3 (54) | 9.0 μg/m3 (38) | 69.0 | |
| July 16, 2019, 6 p.m. | 5.3 ppb (5) | 0.2 ppb (0) | 5.9 ppb (5) | 5.0 ppb (5) | 5.5 ppb (5) | 1.0 ppb (1) | 78.0 ppb (61) | 0.18 ppb (2) | 42.0 μg/m3 (38) | 8.0 μg/m3 (33) | 61.0 | |
| July 16, 2019, 5 p.m. | 9.1 ppb (8) | 0.9 ppb (1) | 9.4 ppb (9) | 8.0 ppb (7) | 8.4 ppb (8) | 1.0 ppb (1) | 69.0 ppb (53) | 0.21 ppb (2) | 44.0 μg/m3 (40) | 7.0 μg/m3 (29) | 53.0 | |
| July 16, 2019, 4 p.m. | 13.8 ppb (13) | 1.8 ppb (2) | 13.6 ppb (13) | 12.0 ppb (11) | 11.8 ppb (11) | 1.0 ppb (1) | 57.0 ppb (44) | 0.25 ppb (3) | 49.0 μg/m3 (45) | 17.0 μg/m3 (61) | 61.0 | |
| July 16, 2019, 3 p.m. | 33.2 ppb (31) | 8.8 ppb (8) | 32.0 ppb (30) | 24.0 ppb (22) | 23.4 ppb (22) | 1.0 ppb (1) | 31.0 ppb (24) | 0.4 ppb (4) | 80.0 μg/m3 (62) | 21.0 μg/m3 (69) | 69.0 | |
| July 16, 2019, 2 p.m. | 52.5 ppb (49) | 18.3 ppb (17) | 48.3 ppb (45) | 34.0 ppb (31) | 31.1 ppb (29) | 1.0 ppb (1) | 12.0 ppb (9) | 0.47 ppb (5) | 60.0 μg/m3 (52) | 24.0 μg/m3 (76) | 76.0 | |
| July 16, 2019, 1 p.m. | 67.8 ppb (65) | 33.8 ppb (31) | 66.6 ppb (63) | 34.0 ppb (31) | 29.5 ppb (27) | 1.0 ppb (1) | 2.0 ppb (2) | 0.64 ppb (7) | 99.0 μg/m3 (72) | 23.0 μg/m3 (73) | 73.0 | |
| July 16, 2019, noon | 35.7 ppb (33) | 9.8 ppb (9) | 38.8 ppb (36) | 26.0 ppb (24) | 26.4 ppb (24) | 0.0 ppb (0) | 3.0 ppb (2) | 0.45 ppb (5) | 52.0 μg/m3 (47) | 18.0 μg/m3 (63) | 63.0 | |
| July 16, 2019, 11 a.m. | 46.2 ppb (43) | 11.3 ppb (10) | 44.8 ppb (41) | 35.0 ppb (32) | 29.7 ppb (28) | 0.0 ppb (0) | 1.0 ppb (1) | 0.43 ppb (5) | 65.0 μg/m3 (55) | 18.0 μg/m3 (63) | 63.0 | |
| July 16, 2019, 10 a.m. | 36.6 ppb (34) | 2.2 ppb (2) | 29.3 ppb (27) | 34.0 ppb (31) | 28.2 ppb (26) | 0.0 ppb (0) | 4.0 ppb (3) | 0.36 ppb (4) | 52.0 μg/m3 (47) | 22.0 μg/m3 (71) | 71.0 | |
| July 16, 2019, 9 a.m. | 15.3 ppb (14) | 0.6 ppb (1) | 12.1 ppb (11) | 15.0 ppb (14) | 12.0 ppb (11) | 0.0 ppb (0) | 23.0 ppb (18) | 0.29 ppb (3) | 51.0 μg/m3 (46) | 18.0 μg/m3 (63) | 63.0 | |
| July 16, 2019, 8 a.m. | 21.7 ppb (20) | 0.6 ppb (1) | 21.0 ppb (19) | 21.0 ppb (19) | 20.8 ppb (19) | 1.0 ppb (1) | 21.0 ppb (16) | 0.33 ppb (4) | 55.0 μg/m3 (50) | 17.0 μg/m3 (61) | 61.0 | |
| July 16, 2019, 7 a.m. | 14.4 ppb (13) | 0.3 ppb (0) | 13.7 ppb (13) | 14.0 ppb (13) | 13.6 ppb (13) | 1.0 ppb (1) | 34.0 ppb (26) | 0.36 ppb (4) | 54.0 μg/m3 (49) | 17.0 μg/m3 (61) | 61.0 | |
| July 16, 2019, 6 a.m. | 10.1 ppb (9) | 0.2 ppb (0) | 10.6 ppb (10) | 10.0 ppb (9) | 10.5 ppb (10) | 1.0 ppb (1) | 42.0 ppb (32) | 0.24 ppb (3) | 60.0 μg/m3 (52) | 13.0 μg/m3 (52) | 52.0 | |
| July 16, 2019, 5 a.m. | 13.5 ppb (12) | 0.1 ppb (0) | 12.9 ppb (12) | 13.0 ppb (12) | 12.9 ppb (12) | 1.0 ppb (1) | 45.0 ppb (35) | 0.25 ppb (3) | 74.0 μg/m3 (60) | 17.0 μg/m3 (61) | 61.0 | |
| July 16, 2019, 4 a.m. | 12.5 ppb (12) | 0.0 ppb (0) | 11.9 ppb (11) | 12.0 ppb (11) | 11.8 ppb (11) | 1.0 ppb (1) | 62.0 ppb (48) | 0.23 ppb (3) | 43.0 μg/m3 (39) | 16.0 μg/m3 (59) | 59.0 | |
| July 16, 2019, 3 a.m. | 10.0 ppb (9) | -0.1 ppb (0) | 9.7 ppb (9) | 10.0 ppb (9) | 9.6 ppb (9) | 1.0 ppb (1) | 67.0 ppb (52) | 0.21 ppb (2) | 48.0 μg/m3 (44) | 13.0 μg/m3 (52) | 52.0 | |
| July 16, 2019, 2 a.m. | 6.6 ppb (6) | -0.1 ppb (0) | 6.7 ppb (6) | 7.0 ppb (6) | 6.6 ppb (6) | 1.0 ppb (1) | 74.0 ppb (57) | 0.2 ppb (2) | 45.0 μg/m3 (41) | 13.0 μg/m3 (52) | 57.0 | |
| July 16, 2019, 1 a.m. | 5.4 ppb (5) | -0.1 ppb (0) | 6.1 ppb (6) | 5.0 ppb (5) | 5.8 ppb (5) | 1.0 ppb (1) | 83.0 ppb (65) | 0.17 ppb (2) | 46.0 μg/m3 (42) | 13.0 μg/m3 (52) | 65.0 | |
| July 16, 2019, midnight | 3.9 ppb (4) | -0.1 ppb (0) | 4.8 ppb (4) | 4.0 ppb (4) | 4.6 ppb (4) | 1.0 ppb (1) | 81.0 ppb (63) | 0.14 ppb (2) | 46.0 μg/m3 (42) | 11.0 μg/m3 (46) | 63.0 | |
| July 15, 2019, 11 p.m. | 3.6 ppb (3) | -0.1 ppb (0) | 4.9 ppb (5) | 4.0 ppb (4) | 4.7 ppb (4) | 1.0 ppb (1) | 84.0 ppb (66) | 0.15 ppb (2) | 48.0 μg/m3 (44) | 11.0 μg/m3 (46) | 66.0 | |
| July 15, 2019, 10 p.m. | 5.2 ppb (5) | 0.0 ppb (0) | 6.9 ppb (6) | 5.0 ppb (5) | 6.6 ppb (6) | 1.0 ppb (1) | 98.0 ppb (78) | 0.2 ppb (2) | 61.0 μg/m3 (53) | 13.0 μg/m3 (52) | 78.0 | |
| July 15, 2019, 9 p.m. | 5.9 ppb (5) | 0.1 ppb (0) | 7.7 ppb (7) | 6.0 ppb (6) | 7.5 ppb (7) | 1.0 ppb (1) | 99.0 ppb (78) | 0.22 ppb (2) | 63.0 μg/m3 (54) | 12.0 μg/m3 (50) | 78.0 | |
| July 15, 2019, 8 p.m. | 4.5 ppb (4) | 0.0 ppb (0) | 5.9 ppb (5) | 4.0 ppb (4) | 5.6 ppb (5) | 1.0 ppb (1) | 85.0 ppb (67) | 0.17 ppb (2) | 42.0 μg/m3 (38) | 10.0 μg/m3 (42) | 67.0 | |
| July 15, 2019, 7 p.m. | 5.0 ppb (5) | 0.2 ppb (0) | 6.6 ppb (6) | 5.0 ppb (5) | 6.2 ppb (6) | 1.0 ppb (1) | 82.0 ppb (64) | 0.18 ppb (2) | 63.0 μg/m3 (54) | 17.0 μg/m3 (61) | 64.0 | |
| July 15, 2019, 6 p.m. | 7.8 ppb (7) | 0.5 ppb (0) | 8.9 ppb (8) | 7.0 ppb (6) | 8.4 ppb (8) | 1.0 ppb (1) | 79.0 ppb (62) | 0.22 ppb (2) | 57.0 μg/m3 (51) | 21.0 μg/m3 (69) | 69.0 | |
| July 15, 2019, 5 p.m. | 9.6 ppb (9) | 0.9 ppb (1) | 10.6 ppb (10) | 9.0 ppb (8) | 9.7 ppb (9) | 1.0 ppb (1) | 67.0 ppb (52) | 0.26 ppb (3) | 50.0 μg/m3 (45) | 19.0 μg/m3 (65) | 65.0 | |
| July 15, 2019, 4 p.m. | 14.6 ppb (14) | 2.4 ppb (2) | 15.3 ppb (14) | 12.0 ppb (11) | 12.9 ppb (12) | 0.0 ppb (0) | 46.0 ppb (35) | 0.3 ppb (3) | 60.0 μg/m3 (52) | 21.0 μg/m3 (69) | 69.0 | |
| July 15, 2019, 3 p.m. | 24.9 ppb (23) | 7.3 ppb (7) | 24.9 ppb (23) | 18.0 ppb (17) | 17.8 ppb (16) | 0.0 ppb (0) | 24.0 ppb (18) | 0.34 ppb (4) | 65.0 μg/m3 (55) | 21.0 μg/m3 (69) | 69.0 | |
| July 15, 2019, 2 p.m. | 32.0 ppb (30) | 12.7 ppb (12) | 31.2 ppb (29) | 19.0 ppb (18) | 18.9 ppb (18) | 1.0 ppb (1) | 12.0 ppb (9) | 0.38 ppb (4) | 74.0 μg/m3 (60) | 26.0 μg/m3 (80) | 80.0 | |
| July 15, 2019, 1 p.m. | 56.7 ppb (53) | 31.3 ppb (29) | 48.0 ppb (44) | 25.0 ppb (23) | 20.0 ppb (19) | 1.0 ppb (1) | 1.0 ppb (1) | 0.51 ppb (6) | 108.0 μg/m3 (76) | 20.0 μg/m3 (67) | 76.0 | |
| July 15, 2019, noon | 32.8 ppb (30) | 9.4 ppb (9) | 26.9 ppb (25) | 23.0 ppb (21) | 21.2 ppb (20) | 0.0 ppb (0) | 2.0 ppb (2) | 0.41 ppb (5) | 74.0 μg/m3 (60) | 21.0 μg/m3 (69) | 69.0 |