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| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 19, 2019, 6 p.m. | 34.0 ppb (31) | 13.0 ppb (12) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 31.0 | |
| July 19, 2019, 5 p.m. | 27.0 ppb (25) | 9.0 ppb (8) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 25.0 | |
| July 19, 2019, 4 p.m. | 30.0 ppb (28) | 8.0 ppb (7) | N/A | 22.0 ppb (20) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 28.0 | |
| July 19, 2019, 3 p.m. | 30.0 ppb (28) | 7.0 ppb (6) | N/A | 23.0 ppb (21) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 28.0 | |
| July 19, 2019, 2 p.m. | 33.0 ppb (31) | 8.0 ppb (7) | N/A | 25.0 ppb (23) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 31.0 | |
| July 19, 2019, 1 p.m. | 39.0 ppb (36) | 11.0 ppb (10) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 36.0 | |
| July 19, 2019, noon | 56.0 ppb (52) | 19.0 ppb (18) | N/A | 37.0 ppb (34) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 52.0 | |
| July 19, 2019, 11 a.m. | 63.0 ppb (60) | 19.0 ppb (18) | N/A | 44.0 ppb (41) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 60.0 | |
| July 19, 2019, 10 a.m. | 50.0 ppb (46) | 18.0 ppb (17) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 46.0 | |
| July 19, 2019, 9 a.m. | 51.0 ppb (47) | 22.0 ppb (20) | N/A | 29.0 ppb (27) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 47.0 | |
| July 19, 2019, 8 a.m. | 52.0 ppb (48) | 19.0 ppb (18) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 48.0 | |
| July 19, 2019, 7 a.m. | 35.0 ppb (32) | 13.0 ppb (12) | N/A | 22.0 ppb (20) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 32.0 | |
| July 19, 2019, 6 a.m. | 46.0 ppb (43) | 25.0 ppb (23) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 43.0 | |
| July 19, 2019, 5 a.m. | 43.0 ppb (40) | 22.0 ppb (20) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 40.0 | |
| July 19, 2019, 4 a.m. | 45.0 ppb (42) | 25.0 ppb (23) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 42.0 | |
| July 19, 2019, 3 a.m. | 37.0 ppb (34) | 18.0 ppb (17) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 34.0 | |
| July 19, 2019, 2 a.m. | 45.0 ppb (42) | 27.0 ppb (25) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 42.0 | |
| July 19, 2019, 1 a.m. | 49.0 ppb (45) | 30.0 ppb (28) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 45.0 | |
| July 19, 2019, midnight | 57.0 ppb (53) | 40.0 ppb (37) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 53.0 | |
| July 18, 2019, 11 p.m. | 67.0 ppb (64) | 45.0 ppb (42) | N/A | 22.0 ppb (20) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 64.0 | |
| July 18, 2019, 10 p.m. | 53.0 ppb (49) | 37.0 ppb (34) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 49.0 | |
| July 18, 2019, 9 p.m. | 57.0 ppb (53) | 39.0 ppb (36) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 53.0 | |
| July 18, 2019, 8 p.m. | 48.0 ppb (44) | 35.0 ppb (32) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 44.0 | |
| July 18, 2019, 7 p.m. | 35.0 ppb (32) | 23.0 ppb (21) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 32.0 | |
| July 18, 2019, 6 p.m. | 16.0 ppb (15) | 7.0 ppb (6) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 15.0 | |
| July 18, 2019, 5 p.m. | 18.0 ppb (17) | 9.0 ppb (8) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 17.0 | |
| July 18, 2019, 4 p.m. | 22.0 ppb (20) | 11.0 ppb (10) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 20.0 | |
| July 18, 2019, 3 p.m. | 17.0 ppb (16) | 10.0 ppb (9) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 16.0 | |
| July 18, 2019, 2 p.m. | 22.0 ppb (20) | 12.0 ppb (11) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 20.0 | |
| July 18, 2019, 1 p.m. | 37.0 ppb (34) | 21.0 ppb (19) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 34.0 | |
| July 18, 2019, noon | 29.0 ppb (27) | 13.0 ppb (12) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 27.0 | |
| July 18, 2019, 11 a.m. | 24.0 ppb (22) | 11.0 ppb (10) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 22.0 | |
| July 18, 2019, 10 a.m. | 28.0 ppb (26) | 14.0 ppb (13) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 26.0 | |
| July 18, 2019, 9 a.m. | 33.0 ppb (31) | 15.0 ppb (14) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 31.0 | |
| July 18, 2019, 8 a.m. | 40.0 ppb (37) | 20.0 ppb (19) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 37.0 | |
| July 18, 2019, 7 a.m. | 48.0 ppb (44) | 25.0 ppb (23) | N/A | 23.0 ppb (21) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 44.0 | |
| July 18, 2019, 6 a.m. | 36.0 ppb (33) | 17.0 ppb (16) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 33.0 | |
| July 18, 2019, 5 a.m. | 33.0 ppb (31) | 14.0 ppb (13) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 31.0 | |
| July 18, 2019, 4 a.m. | 48.0 ppb (44) | 22.0 ppb (20) | N/A | 26.0 ppb (24) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 44.0 | |
| July 18, 2019, 3 a.m. | 45.0 ppb (42) | 20.0 ppb (19) | N/A | 25.0 ppb (23) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 42.0 | |
| July 18, 2019, 2 a.m. | 64.0 ppb (61) | 32.0 ppb (30) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 61.0 | |
| July 18, 2019, 1 a.m. | 71.0 ppb (68) | 35.0 ppb (32) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 68.0 | |
| July 18, 2019, midnight | 69.0 ppb (66) | 35.0 ppb (32) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 66.0 | |
| July 17, 2019, 11 p.m. | 76.0 ppb (73) | 37.0 ppb (34) | N/A | 39.0 ppb (36) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 73.0 | |
| July 17, 2019, 10 p.m. | 108.0 ppb (101) | 63.0 ppb (60) | N/A | 45.0 ppb (42) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 101.0 | |
| July 17, 2019, 9 p.m. | 134.0 ppb (106) | 84.0 ppb (82) | N/A | 50.0 ppb (46) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 106.0 | |
| July 17, 2019, 8 p.m. | 135.0 ppb (107) | 90.0 ppb (88) | N/A | 45.0 ppb (42) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | N/A | 107.0 | |
| July 17, 2019, 7 p.m. | 74.0 ppb (71) | 34.0 ppb (31) | N/A | 40.0 ppb (37) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 71.0 | |
| July 17, 2019, 6 p.m. | 91.0 ppb (89) | 46.0 ppb (43) | N/A | 45.0 ppb (42) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 89.0 | |
| July 17, 2019, 5 p.m. | 40.0 ppb (37) | 11.0 ppb (10) | N/A | 29.0 ppb (27) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 37.0 | |
| July 17, 2019, 4 p.m. | 45.0 ppb (42) | 8.0 ppb (7) | N/A | 37.0 ppb (34) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 42.0 | |
| July 17, 2019, 3 p.m. | 29.0 ppb (27) | 5.0 ppb (5) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 27.0 | |
| July 17, 2019, 2 p.m. | 22.0 ppb (20) | 5.0 ppb (5) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 20.0 | |
| July 17, 2019, 1 p.m. | 27.0 ppb (25) | 6.0 ppb (6) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 25.0 | |
| July 17, 2019, noon | 23.0 ppb (21) | 5.0 ppb (5) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 21.0 | |
| July 17, 2019, 11 a.m. | 29.0 ppb (27) | 9.0 ppb (8) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 27.0 | |
| July 17, 2019, 10 a.m. | 36.0 ppb (33) | 8.0 ppb (7) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 33.0 | |
| July 17, 2019, 9 a.m. | 43.0 ppb (40) | 8.0 ppb (7) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 40.0 | |
| July 17, 2019, 8 a.m. | 44.0 ppb (41) | 11.0 ppb (10) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | 1.0 ppb (11) | N/A | N/A | 41.0 | |
| July 17, 2019, 7 a.m. | 69.0 ppb (66) | 22.0 ppb (20) | N/A | 47.0 ppb (44) | N/A | N/A | N/A | 0.9 ppb (10) | N/A | N/A | 66.0 | |
| July 17, 2019, 6 a.m. | 66.0 ppb (63) | 19.0 ppb (18) | N/A | 47.0 ppb (44) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | N/A | 63.0 | |
| July 17, 2019, 5 a.m. | 84.0 ppb (82) | 28.0 ppb (26) | N/A | 56.0 ppb (52) | N/A | N/A | N/A | 1.0 ppb (11) | N/A | N/A | 82.0 | |
| July 17, 2019, 4 a.m. | 100.0 ppb (99) | 45.0 ppb (42) | N/A | 55.0 ppb (51) | N/A | N/A | N/A | 0.9 ppb (10) | N/A | N/A | 99.0 | |
| July 17, 2019, 3 a.m. | 99.0 ppb (98) | 46.0 ppb (43) | N/A | 53.0 ppb (49) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | N/A | 98.0 | |
| July 17, 2019, 2 a.m. | 83.0 ppb (81) | 44.0 ppb (41) | N/A | 39.0 ppb (36) | N/A | N/A | N/A | N/A | N/A | N/A | 81.0 | |
| July 17, 2019, 1 a.m. | 93.0 ppb (91) | 54.0 ppb (50) | N/A | 39.0 ppb (36) | N/A | N/A | N/A | N/A | N/A | N/A | 91.0 | |
| July 17, 2019, midnight | 92.0 ppb (90) | 58.0 ppb (54) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 90.0 | |
| July 16, 2019, 11 p.m. | 139.0 ppb (107) | 101.0 ppb (100) | N/A | 38.0 ppb (35) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 107.0 | |
| July 16, 2019, 10 p.m. | 118.0 ppb (103) | 89.0 ppb (87) | N/A | 29.0 ppb (27) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 103.0 | |
| July 16, 2019, 9 p.m. | 99.0 ppb (98) | 66.0 ppb (63) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 98.0 | |
| July 16, 2019, 8 p.m. | 117.0 ppb (103) | 83.0 ppb (81) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 103.0 | |
| July 16, 2019, 7 p.m. | 96.0 ppb (95) | 65.0 ppb (62) | N/A | 31.0 ppb (29) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 95.0 | |
| July 16, 2019, 6 p.m. | 52.0 ppb (48) | 26.0 ppb (24) | N/A | 26.0 ppb (24) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 48.0 | |
| July 16, 2019, 5 p.m. | 36.0 ppb (33) | 15.0 ppb (14) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 33.0 | |
| July 16, 2019, 3 p.m. | 29.0 ppb (27) | 9.0 ppb (8) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 27.0 | |
| July 16, 2019, 2 p.m. | 41.0 ppb (38) | 17.0 ppb (16) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 38.0 | |
| July 16, 2019, 1 p.m. | 41.0 ppb (38) | 16.0 ppb (15) | N/A | 25.0 ppb (23) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 38.0 | |
| July 16, 2019, noon | 46.0 ppb (43) | 19.0 ppb (18) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 43.0 | |
| July 16, 2019, 11 a.m. | 42.0 ppb (39) | 12.0 ppb (11) | N/A | 30.0 ppb (28) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 39.0 | |
| July 16, 2019, 10 a.m. | 58.0 ppb (54) | 19.0 ppb (18) | N/A | 39.0 ppb (36) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 54.0 | |
| July 16, 2019, 9 a.m. | 58.0 ppb (54) | 24.0 ppb (22) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 54.0 | |
| July 16, 2019, 8 a.m. | 72.0 ppb (69) | 39.0 ppb (36) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 69.0 | |
| July 16, 2019, 7 a.m. | 74.0 ppb (71) | 41.0 ppb (38) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 71.0 | |
| July 16, 2019, 6 a.m. | 57.0 ppb (53) | 28.0 ppb (26) | N/A | 29.0 ppb (27) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 53.0 | |
| July 16, 2019, 5 a.m. | 74.0 ppb (71) | 46.0 ppb (43) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 71.0 | |
| July 16, 2019, 4 a.m. | 71.0 ppb (68) | 43.0 ppb (40) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 68.0 | |
| July 16, 2019, 3 a.m. | 73.0 ppb (70) | 45.0 ppb (42) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 70.0 | |
| July 16, 2019, 2 a.m. | 81.0 ppb (79) | 54.0 ppb (50) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 79.0 | |
| July 16, 2019, 1 a.m. | 77.0 ppb (74) | 50.0 ppb (46) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 74.0 | |
| July 16, 2019, midnight | 86.0 ppb (84) | 56.0 ppb (52) | N/A | 30.0 ppb (28) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 84.0 | |
| July 15, 2019, 11 p.m. | 91.0 ppb (89) | 59.0 ppb (55) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 89.0 | |
| July 15, 2019, 10 p.m. | 72.0 ppb (69) | 49.0 ppb (45) | N/A | 23.0 ppb (21) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 69.0 | |
| July 15, 2019, 9 p.m. | 74.0 ppb (71) | 45.0 ppb (42) | N/A | 29.0 ppb (27) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 71.0 | |
| July 15, 2019, 8 p.m. | 56.0 ppb (52) | 29.0 ppb (27) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 52.0 | |
| July 15, 2019, 7 p.m. | 56.0 ppb (52) | 33.0 ppb (31) | N/A | 23.0 ppb (21) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 52.0 | |
| July 15, 2019, 6 p.m. | 24.0 ppb (22) | 10.0 ppb (9) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 22.0 | |
| July 15, 2019, 5 p.m. | 15.0 ppb (14) | 4.0 ppb (4) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 14.0 | |
| July 15, 2019, 4 p.m. | 14.0 ppb (13) | 4.0 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 13.0 | |
| July 15, 2019, 3 p.m. | 18.0 ppb (17) | 5.0 ppb (5) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 17.0 | |
| July 15, 2019, 2 p.m. | 19.0 ppb (18) | 6.0 ppb (6) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 18.0 | |
| July 15, 2019, 1 p.m. | 16.0 ppb (15) | 6.0 ppb (6) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 15.0 | |
| July 15, 2019, noon | 13.0 ppb (12) | 6.0 ppb (6) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 12.0 | |
| July 15, 2019, 11 a.m. | 18.0 ppb (17) | 6.0 ppb (6) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 17.0 | |
| July 15, 2019, 10 a.m. | 18.0 ppb (17) | 6.0 ppb (6) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 17.0 | |
| July 15, 2019, 9 a.m. | 21.0 ppb (19) | 9.0 ppb (8) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 19.0 | |
| July 15, 2019, 8 a.m. | 24.0 ppb (22) | 10.0 ppb (9) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 22.0 | |
| July 15, 2019, 7 a.m. | 18.0 ppb (17) | 7.0 ppb (6) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 17.0 | |
| July 15, 2019, 6 a.m. | 22.0 ppb (20) | 9.0 ppb (8) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 20.0 | |
| July 15, 2019, 5 a.m. | 23.0 ppb (21) | 9.0 ppb (8) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 21.0 | |
| July 15, 2019, 4 a.m. | 30.0 ppb (28) | 13.0 ppb (12) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 28.0 | |
| July 15, 2019, 3 a.m. | 22.0 ppb (20) | 7.0 ppb (6) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 20.0 | |
| July 15, 2019, 2 a.m. | 25.0 ppb (23) | 10.0 ppb (9) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 23.0 | |
| July 15, 2019, 1 a.m. | 28.0 ppb (26) | 13.0 ppb (12) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 26.0 | |
| July 15, 2019, midnight | 31.0 ppb (29) | 14.0 ppb (13) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 29.0 | |
| July 14, 2019, 11 p.m. | 28.0 ppb (26) | 13.0 ppb (12) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 26.0 | |
| July 14, 2019, 10 p.m. | 24.0 ppb (22) | 11.0 ppb (10) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 22.0 | |
| July 14, 2019, 9 p.m. | 17.0 ppb (16) | 6.0 ppb (6) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 16.0 | |
| July 14, 2019, 8 p.m. | 16.0 ppb (15) | 6.0 ppb (6) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 15.0 | |
| July 14, 2019, 7 p.m. | 14.0 ppb (13) | 4.0 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 13.0 | |
| July 14, 2019, 6 p.m. | 13.0 ppb (12) | 3.0 ppb (3) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 12.0 | |
| July 14, 2019, 5 p.m. | 12.0 ppb (11) | 3.0 ppb (3) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 11.0 | |
| July 14, 2019, 4 p.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 0.1 ppb (1) | N/A | N/A | 1.0 | |
| July 14, 2019, 3 p.m. | 12.0 ppb (11) | 2.0 ppb (2) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 11.0 | |
| July 14, 2019, 2 p.m. | 12.0 ppb (11) | 3.0 ppb (3) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 11.0 | |
| July 14, 2019, 1 p.m. | 18.0 ppb (17) | 4.0 ppb (4) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 17.0 | |
| July 14, 2019, noon | 21.0 ppb (19) | 4.0 ppb (4) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 19.0 | |
| July 14, 2019, 11 a.m. | 32.0 ppb (30) | 7.0 ppb (6) | N/A | 25.0 ppb (23) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 30.0 | |
| July 14, 2019, 10 a.m. | 29.0 ppb (27) | 5.0 ppb (5) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 27.0 | |
| July 14, 2019, 9 a.m. | 30.0 ppb (28) | 6.0 ppb (6) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 28.0 | |
| July 14, 2019, 8 a.m. | 28.0 ppb (26) | 5.0 ppb (5) | N/A | 23.0 ppb (21) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 26.0 | |
| July 14, 2019, 7 a.m. | 20.0 ppb (19) | 4.0 ppb (4) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 19.0 | |
| July 14, 2019, 6 a.m. | 16.0 ppb (15) | 3.0 ppb (3) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 15.0 | |
| July 14, 2019, 5 a.m. | 24.0 ppb (22) | 6.0 ppb (6) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 22.0 | |
| July 14, 2019, 4 a.m. | 21.0 ppb (19) | 5.0 ppb (5) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 19.0 | |
| July 14, 2019, 3 a.m. | 21.0 ppb (19) | 6.0 ppb (6) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 19.0 | |
| July 14, 2019, 2 a.m. | 19.0 ppb (18) | 5.0 ppb (5) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 18.0 | |
| July 14, 2019, 1 a.m. | 22.0 ppb (20) | 5.0 ppb (5) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 20.0 | |
| July 14, 2019, midnight | 28.0 ppb (26) | 7.0 ppb (6) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 26.0 | |
| July 13, 2019, 11 p.m. | 38.0 ppb (35) | 12.0 ppb (11) | N/A | 26.0 ppb (24) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 35.0 | |
| July 13, 2019, 10 p.m. | 27.0 ppb (25) | 7.0 ppb (6) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 25.0 | |
| July 13, 2019, 9 p.m. | 18.0 ppb (17) | 3.0 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 17.0 | |
| July 13, 2019, 8 p.m. | 19.0 ppb (18) | 4.0 ppb (4) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 18.0 | |
| July 13, 2019, 7 p.m. | 16.0 ppb (15) | 4.0 ppb (4) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 15.0 | |
| July 13, 2019, 6 p.m. | 17.0 ppb (16) | 5.0 ppb (5) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 16.0 | |
| July 13, 2019, 5 p.m. | 23.0 ppb (21) | 4.0 ppb (4) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 21.0 | |
| July 13, 2019, 4 p.m. | 20.0 ppb (19) | 3.0 ppb (3) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | 0.2 ppb (2) | N/A | N/A | 19.0 | |
| July 13, 2019, 3 p.m. | 18.0 ppb (17) | 3.0 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 17.0 | |
| July 13, 2019, 2 p.m. | 20.0 ppb (19) | 4.0 ppb (4) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 19.0 | |
| July 13, 2019, 1 p.m. | 19.0 ppb (18) | 4.0 ppb (4) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 18.0 | |
| July 13, 2019, noon | 25.0 ppb (23) | 5.0 ppb (5) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 23.0 | |
| July 13, 2019, 11 a.m. | 38.0 ppb (35) | 6.0 ppb (6) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 35.0 | |
| July 13, 2019, 10 a.m. | 34.0 ppb (31) | 7.0 ppb (6) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 31.0 | |
| July 13, 2019, 9 a.m. | 58.0 ppb (54) | 14.0 ppb (13) | N/A | 44.0 ppb (41) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 54.0 | |
| July 13, 2019, 8 a.m. | 46.0 ppb (43) | 11.0 ppb (10) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 43.0 | |
| July 13, 2019, 7 a.m. | 52.0 ppb (48) | 16.0 ppb (15) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 48.0 | |
| July 13, 2019, 6 a.m. | 35.0 ppb (32) | 8.0 ppb (7) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | 0.3 ppb (3) | N/A | N/A | 32.0 | |
| July 13, 2019, 5 a.m. | 45.0 ppb (42) | 11.0 ppb (10) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 42.0 | |
| July 13, 2019, 4 a.m. | 40.0 ppb (37) | 12.0 ppb (11) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | 0.4 ppb (4) | N/A | N/A | 37.0 | |
| July 13, 2019, 3 a.m. | 43.0 ppb (40) | 16.0 ppb (15) | N/A | N/A | N/A | N/A | N/A | 0.5 ppb (6) | N/A | N/A | 40.0 | |
| July 13, 2019, 2 a.m. | 93.0 ppb (91) | 29.0 ppb (27) | N/A | 64.0 ppb (61) | N/A | N/A | N/A | 1.1 ppb (12) | N/A | N/A | 91.0 | |
| July 13, 2019, 1 a.m. | 97.0 ppb (96) | 30.0 ppb (28) | N/A | 67.0 ppb (64) | N/A | N/A | N/A | 0.9 ppb (10) | N/A | N/A | 96.0 | |
| July 13, 2019, midnight | 92.0 ppb (90) | 38.0 ppb (35) | N/A | 54.0 ppb (50) | N/A | N/A | N/A | 1.2 ppb (13) | N/A | N/A | 90.0 | |
| July 12, 2019, 11 p.m. | 68.0 ppb (65) | 32.0 ppb (30) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 65.0 | |
| July 12, 2019, 10 p.m. | 87.0 ppb (85) | 52.0 ppb (48) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 85.0 | |
| July 12, 2019, 9 p.m. | 103.0 ppb (100) | 62.0 ppb (59) | N/A | 41.0 ppb (38) | N/A | N/A | N/A | 0.8 ppb (9) | N/A | N/A | 100.0 | |
| July 12, 2019, 8 p.m. | 103.0 ppb (100) | 68.0 ppb (65) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | 0.7 ppb (8) | N/A | N/A | 100.0 | |
| July 12, 2019, 7 p.m. | 93.0 ppb (91) | 53.0 ppb (49) | N/A | 40.0 ppb (37) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | N/A | 91.0 | |
| July 12, 2019, 6 p.m. | 68.0 ppb (65) | 29.0 ppb (27) | N/A | 39.0 ppb (36) | N/A | N/A | N/A | 0.6 ppb (7) | N/A | N/A | 65.0 |