Panthersville GA, US: 33.698611, -84.272608
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 18, 2019, 2 p.m. | 55.8 ppb (52) | 29.1 ppb (27) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 | |
| March 18, 2019, 1 p.m. | 70.4 ppb (67) | 37.1 ppb (34) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 | |
| March 18, 2019, noon | 91.9 ppb (90) | 58.9 ppb (55) | N/A | 33.0 ppb (31) | N/A | N/A | N/A | N/A | N/A | N/A | 90.0 | |
| March 18, 2019, 11 a.m. | 132.6 ppb (106) | 101.1 ppb (100) | N/A | 31.0 ppb (29) | N/A | N/A | N/A | N/A | N/A | N/A | 106.0 | |
| March 18, 2019, 10 a.m. | 82.3 ppb (80) | 50.6 ppb (47) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | N/A | N/A | N/A | 80.0 | |
| March 18, 2019, 9 a.m. | 75.8 ppb (73) | 48.0 ppb (44) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | N/A | N/A | N/A | 73.0 | |
| March 18, 2019, 8 a.m. | 54.1 ppb (50) | 33.9 ppb (31) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 | |
| March 18, 2019, 7 a.m. | 65.6 ppb (62) | 41.6 ppb (39) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 | |
| March 18, 2019, 6 a.m. | 69.7 ppb (67) | 43.0 ppb (40) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 | |
| March 18, 2019, 5 a.m. | 65.7 ppb (62) | 37.4 ppb (35) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | N/A | N/A | N/A | 62.0 | |
| March 18, 2019, 4 a.m. | 54.9 ppb (51) | 22.9 ppb (21) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | N/A | N/A | N/A | 51.0 | |
| March 18, 2019, 3 a.m. | 51.1 ppb (47) | 19.7 ppb (18) | N/A | 31.0 ppb (29) | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 | |
| March 18, 2019, 2 a.m. | 48.8 ppb (45) | 13.3 ppb (12) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | N/A | N/A | N/A | 45.0 | |
| March 18, 2019, 1 a.m. | 49.3 ppb (46) | 13.5 ppb (12) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | N/A | N/A | N/A | 46.0 | |
| March 18, 2019, midnight | 45.0 ppb (42) | 10.3 ppb (10) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 | |
| March 17, 2019, 7 p.m. | 13.9 ppb (13) | 4.7 ppb (4) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 | |
| March 17, 2019, 6 p.m. | 10.9 ppb (10) | 3.9 ppb (4) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 17, 2019, 5 p.m. | 14.7 ppb (14) | 5.9 ppb (5) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 | |
| March 17, 2019, 4 p.m. | 16.7 ppb (15) | 6.8 ppb (6) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 | |
| March 17, 2019, 3 p.m. | 26.2 ppb (24) | 12.0 ppb (11) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 | |
| March 17, 2019, 2 p.m. | 38.6 ppb (36) | 19.2 ppb (18) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 | |
| March 17, 2019, 1 p.m. | 35.5 ppb (33) | 15.9 ppb (15) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 | |
| March 17, 2019, noon | 15.4 ppb (14) | 4.6 ppb (4) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 | |
| March 17, 2019, 11 a.m. | 10.5 ppb (10) | 1.2 ppb (1) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 17, 2019, 10 a.m. | 18.1 ppb (17) | 4.7 ppb (4) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 | |
| March 17, 2019, 9 a.m. | 17.7 ppb (16) | 4.4 ppb (4) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 | |
| March 17, 2019, 8 a.m. | 12.6 ppb (12) | 1.9 ppb (2) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 | |
| March 17, 2019, 7 a.m. | 16.7 ppb (15) | 3.1 ppb (3) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 | |
| March 17, 2019, 6 a.m. | 16.6 ppb (15) | 3.5 ppb (3) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 | |
| March 17, 2019, 5 a.m. | 17.7 ppb (16) | 3.8 ppb (4) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 | |
| March 17, 2019, 4 a.m. | 20.8 ppb (19) | 5.7 ppb (5) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 | |
| March 17, 2019, 3 a.m. | 27.6 ppb (26) | 8.3 ppb (8) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 | |
| March 17, 2019, 2 a.m. | 25.9 ppb (24) | 7.2 ppb (7) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 | |
| March 17, 2019, 1 a.m. | 26.5 ppb (25) | 8.2 ppb (8) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 | |
| March 17, 2019, midnight | 29.9 ppb (28) | 9.3 ppb (9) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 | |
| March 16, 2019, 11 p.m. | 28.2 ppb (26) | 9.4 ppb (9) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 | |
| March 16, 2019, 10 p.m. | 23.6 ppb (22) | 8.6 ppb (8) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 | |
| March 16, 2019, 9 p.m. | 23.2 ppb (21) | 9.9 ppb (9) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 | |
| March 16, 2019, 8 p.m. | 23.6 ppb (22) | 10.5 ppb (10) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 | |
| March 16, 2019, 7 p.m. | 25.0 ppb (23) | 11.8 ppb (11) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 | |
| March 16, 2019, 6 p.m. | 24.0 ppb (22) | 10.8 ppb (10) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 | |
| March 16, 2019, 5 p.m. | 22.7 ppb (21) | 10.5 ppb (10) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | N/A | N/A | N/A | 21.0 | |
| March 16, 2019, 4 p.m. | 23.6 ppb (22) | 11.5 ppb (11) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 | |
| March 16, 2019, 3 p.m. | 26.4 ppb (24) | 12.8 ppb (12) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 | |
| March 16, 2019, 2 p.m. | 29.9 ppb (28) | 14.5 ppb (13) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 28.0 | |
| March 16, 2019, 1 p.m. | 28.5 ppb (26) | 13.1 ppb (12) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 | |
| March 16, 2019, noon | 33.2 ppb (31) | 13.3 ppb (12) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 | |
| March 16, 2019, 11 a.m. | 27.5 ppb (25) | 9.8 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | N/A | N/A | N/A | N/A | 25.0 | |
| March 16, 2019, 10 a.m. | 24.5 ppb (23) | 9.3 ppb (9) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 | |
| March 16, 2019, 9 a.m. | 17.2 ppb (16) | 6.2 ppb (6) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 | |
| March 16, 2019, 8 a.m. | 12.4 ppb (11) | 5.2 ppb (5) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 | |
| March 16, 2019, 7 a.m. | 9.5 ppb (9) | 3.5 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 | |
| March 16, 2019, 6 a.m. | 8.4 ppb (8) | 3.3 ppb (3) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 | |
| March 16, 2019, 5 a.m. | 12.9 ppb (12) | 5.2 ppb (5) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 | |
| March 16, 2019, 4 a.m. | 13.3 ppb (12) | 4.8 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 | |
| March 16, 2019, 3 a.m. | 14.5 ppb (13) | 3.4 ppb (3) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 13.0 | |
| March 16, 2019, 2 a.m. | 16.5 ppb (15) | 3.7 ppb (3) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 | |
| March 16, 2019, 1 a.m. | 18.2 ppb (17) | 4.8 ppb (4) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 | |
| March 16, 2019, midnight | 20.3 ppb (19) | 5.2 ppb (5) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 | |
| March 15, 2019, 11 p.m. | 28.6 ppb (26) | 8.9 ppb (8) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 | |
| March 15, 2019, 10 p.m. | 17.1 ppb (16) | 5.1 ppb (5) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | N/A | N/A | N/A | 16.0 | |
| March 15, 2019, 9 p.m. | 8.2 ppb (8) | 1.6 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 | |
| March 15, 2019, 8 p.m. | 8.3 ppb (8) | 1.5 ppb (1) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 | |
| March 15, 2019, 7 p.m. | 10.4 ppb (10) | 2.9 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 15, 2019, 6 p.m. | 18.3 ppb (17) | 6.7 ppb (6) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 | |
| March 15, 2019, 5 p.m. | 26.4 ppb (24) | 10.6 ppb (10) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 | |
| March 15, 2019, 4 p.m. | 26.3 ppb (24) | 9.0 ppb (8) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 | |
| March 15, 2019, 3 p.m. | 46.1 ppb (43) | 22.3 ppb (21) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 43.0 | |
| March 15, 2019, 2 p.m. | 28.1 ppb (26) | 11.0 ppb (10) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | N/A | N/A | N/A | 26.0 | |
| March 15, 2019, 1 p.m. | 18.8 ppb (17) | 3.7 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 | |
| March 15, 2019, noon | 9.8 ppb (9) | 0.9 ppb (1) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 | |
| March 15, 2019, 11 a.m. | 5.9 ppb (5) | 0.6 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 15, 2019, 10 a.m. | 4.2 ppb (4) | 0.4 ppb (0) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 15, 2019, 9 a.m. | 2.6 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 | |
| March 15, 2019, 8 a.m. | 1.9 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 | |
| March 15, 2019, 7 a.m. | 2.6 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 | |
| March 15, 2019, 6 a.m. | 1.9 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 | |
| March 15, 2019, 5 a.m. | 2.2 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 | |
| March 15, 2019, 4 a.m. | 2.4 ppb (2) | 0.3 ppb (0) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 2.0 | |
| March 15, 2019, 3 a.m. | 3.4 ppb (3) | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 15, 2019, 2 a.m. | 5.2 ppb (5) | 0.3 ppb (0) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 15, 2019, 1 a.m. | 5.6 ppb (5) | 0.3 ppb (0) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 15, 2019, midnight | 3.7 ppb (3) | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 11 p.m. | 3.7 ppb (3) | 0.3 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 10 p.m. | 3.5 ppb (3) | 0.4 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 9 p.m. | 3.1 ppb (3) | 0.4 ppb (0) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 8 p.m. | 3.4 ppb (3) | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 7 p.m. | 3.4 ppb (3) | 0.7 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 6 p.m. | 2.8 ppb (3) | 0.6 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 5 p.m. | 3.9 ppb (4) | 0.9 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 14, 2019, 4 p.m. | 4.5 ppb (4) | 0.9 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 14, 2019, 3 p.m. | 5.8 ppb (5) | 1.1 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 14, 2019, 2 p.m. | 5.3 ppb (5) | 0.9 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 14, 2019, 1 p.m. | 7.7 ppb (7) | 1.5 ppb (1) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 7.0 | |
| March 14, 2019, noon | 7.0 ppb (6) | 1.5 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 | |
| March 14, 2019, 11 a.m. | 4.9 ppb (5) | 0.8 ppb (1) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 14, 2019, 10 a.m. | 9.2 ppb (9) | 2.7 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 9.0 | |
| March 14, 2019, 9 a.m. | 9.1 ppb (8) | 3.0 ppb (3) | N/A | 6.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 | |
| March 14, 2019, 8 a.m. | 4.5 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 14, 2019, 7 a.m. | 3.2 ppb (3) | 0.7 ppb (1) | N/A | 2.0 ppb (2) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 6 a.m. | 3.6 ppb (3) | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 3.0 | |
| March 14, 2019, 5 a.m. | 10.3 ppb (10) | 2.0 ppb (2) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 14, 2019, 4 a.m. | 20.9 ppb (19) | 5.8 ppb (5) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 | |
| March 14, 2019, 3 a.m. | 51.2 ppb (47) | 20.0 ppb (19) | N/A | 31.0 ppb (29) | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 | |
| March 14, 2019, 2 a.m. | 18.5 ppb (17) | 3.4 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 17.0 | |
| March 14, 2019, 1 a.m. | 13.3 ppb (12) | 1.4 ppb (1) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | N/A | N/A | N/A | 12.0 | |
| March 14, 2019, midnight | 16.4 ppb (15) | 2.2 ppb (2) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 | |
| March 13, 2019, 11 p.m. | 15.3 ppb (14) | 3.3 ppb (3) | N/A | 12.0 ppb (11) | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 | |
| March 13, 2019, 10 p.m. | 10.3 ppb (10) | 1.5 ppb (1) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 13, 2019, 9 p.m. | 5.6 ppb (5) | 0.8 ppb (1) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 5.0 | |
| March 13, 2019, 8 p.m. | 4.1 ppb (4) | 0.6 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 13, 2019, 7 p.m. | 4.4 ppb (4) | 1.0 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 13, 2019, 6 p.m. | 4.8 ppb (4) | 1.3 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 13, 2019, 5 p.m. | 4.3 ppb (4) | 1.1 ppb (1) | N/A | 3.0 ppb (3) | N/A | N/A | N/A | N/A | N/A | N/A | 4.0 | |
| March 13, 2019, 4 p.m. | 6.4 ppb (6) | 2.2 ppb (2) | N/A | 4.0 ppb (4) | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 | |
| March 13, 2019, 3 p.m. | 6.6 ppb (6) | 1.8 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 | |
| March 13, 2019, 2 p.m. | 11.7 ppb (11) | 3.3 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | N/A | N/A | N/A | 11.0 | |
| March 13, 2019, 1 p.m. | 25.9 ppb (24) | 9.7 ppb (9) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | N/A | N/A | N/A | 24.0 | |
| March 13, 2019, noon | 51.2 ppb (47) | 22.9 ppb (21) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 | |
| March 13, 2019, 11 a.m. | 60.9 ppb (57) | 30.8 ppb (29) | N/A | 30.0 ppb (28) | N/A | N/A | N/A | N/A | N/A | N/A | 57.0 | |
| March 13, 2019, 10 a.m. | 76.9 ppb (74) | 42.1 ppb (39) | N/A | 35.0 ppb (32) | N/A | N/A | N/A | N/A | N/A | N/A | 74.0 | |
| March 13, 2019, 9 a.m. | 81.7 ppb (79) | 47.1 ppb (44) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | N/A | N/A | N/A | 79.0 | |
| March 13, 2019, 8 a.m. | 6.4 ppb (6) | 1.7 ppb (2) | N/A | 5.0 ppb (5) | N/A | N/A | N/A | N/A | N/A | N/A | 6.0 | |
| March 13, 2019, 7 a.m. | 8.3 ppb (8) | 1.6 ppb (1) | N/A | 7.0 ppb (6) | N/A | N/A | N/A | N/A | N/A | N/A | 8.0 | |
| March 13, 2019, 6 a.m. | 37.7 ppb (35) | 13.9 ppb (13) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 35.0 | |
| March 13, 2019, 5 a.m. | 69.6 ppb (67) | 33.7 ppb (31) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | N/A | N/A | N/A | 67.0 | |
| March 13, 2019, 4 a.m. | 70.8 ppb (68) | 34.7 ppb (32) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | N/A | N/A | N/A | 68.0 | |
| March 13, 2019, 3 a.m. | 53.5 ppb (50) | 16.5 ppb (15) | N/A | 37.0 ppb (34) | N/A | N/A | N/A | N/A | N/A | N/A | 50.0 | |
| March 13, 2019, 2 a.m. | 83.9 ppb (82) | 39.3 ppb (36) | N/A | 44.0 ppb (41) | N/A | N/A | N/A | N/A | N/A | N/A | 82.0 | |
| March 13, 2019, 1 a.m. | 99.1 ppb (98) | 49.6 ppb (46) | N/A | 49.0 ppb (45) | N/A | N/A | N/A | N/A | N/A | N/A | 98.0 | |
| March 13, 2019, midnight | 90.3 ppb (89) | 41.6 ppb (39) | N/A | 48.0 ppb (44) | N/A | N/A | N/A | N/A | N/A | N/A | 89.0 | |
| March 12, 2019, 11 p.m. | 40.2 ppb (37) | 13.2 ppb (12) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | N/A | N/A | N/A | 37.0 | |
| March 12, 2019, 10 p.m. | 10.5 ppb (10) | 0.7 ppb (1) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 12, 2019, 9 p.m. | 10.6 ppb (10) | 1.7 ppb (2) | N/A | 9.0 ppb (8) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 12, 2019, 8 p.m. | 24.2 ppb (22) | 7.7 ppb (7) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | N/A | N/A | N/A | 22.0 | |
| March 12, 2019, 7 p.m. | 15.6 ppb (14) | 4.9 ppb (5) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 | |
| March 12, 2019, 6 p.m. | 16.4 ppb (15) | 5.0 ppb (5) | N/A | 11.0 ppb (10) | N/A | N/A | N/A | N/A | N/A | N/A | 15.0 | |
| March 12, 2019, 5 p.m. | 10.7 ppb (10) | 2.7 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | N/A | N/A | N/A | N/A | 10.0 | |
| March 12, 2019, 4 p.m. | 15.5 ppb (14) | 5.5 ppb (5) | N/A | 10.0 ppb (9) | N/A | N/A | N/A | N/A | N/A | N/A | 14.0 | |
| March 12, 2019, 3 p.m. | 55.9 ppb (52) | 31.5 ppb (29) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 52.0 | |
| March 12, 2019, 2 p.m. | 89.4 ppb (88) | 54.7 ppb (51) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | N/A | N/A | N/A | 88.0 | |
| March 12, 2019, 1 p.m. | 94.3 ppb (93) | 67.9 ppb (65) | N/A | 26.0 ppb (24) | N/A | N/A | N/A | N/A | N/A | N/A | 93.0 | |
| March 12, 2019, noon | 118.7 ppb (103) | 101.5 ppb (100) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | N/A | N/A | N/A | 103.0 | |
| March 12, 2019, 11 a.m. | 125.7 ppb (105) | 104.9 ppb (101) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 105.0 | |
| March 12, 2019, 10 a.m. | 130.7 ppb (106) | 108.9 ppb (102) | N/A | 22.0 ppb (20) | N/A | N/A | N/A | N/A | N/A | N/A | 106.0 | |
| March 12, 2019, 9 a.m. | 57.8 ppb (54) | 45.1 ppb (42) | N/A | 13.0 ppb (12) | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 | |
| March 12, 2019, 8 a.m. | 68.9 ppb (66) | 52.4 ppb (49) | N/A | 16.0 ppb (15) | N/A | N/A | N/A | N/A | N/A | N/A | 66.0 | |
| March 12, 2019, 7 a.m. | 57.0 ppb (53) | 43.3 ppb (40) | N/A | 14.0 ppb (13) | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 | |
| March 12, 2019, 6 a.m. | 50.7 ppb (47) | 35.6 ppb (33) | N/A | 15.0 ppb (14) | N/A | N/A | N/A | N/A | N/A | N/A | 47.0 | |
| March 12, 2019, 5 a.m. | 67.1 ppb (64) | 48.0 ppb (44) | N/A | 19.0 ppb (18) | N/A | N/A | N/A | N/A | N/A | N/A | 64.0 | |
| March 12, 2019, 4 a.m. | 35.3 ppb (33) | 18.2 ppb (17) | N/A | 17.0 ppb (16) | N/A | N/A | N/A | N/A | N/A | N/A | 33.0 | |
| March 12, 2019, 3 a.m. | 38.7 ppb (36) | 18.5 ppb (17) | N/A | 20.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 36.0 | |
| March 12, 2019, 2 a.m. | 63.1 ppb (60) | 39.0 ppb (36) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 60.0 | |
| March 12, 2019, 1 a.m. | 66.6 ppb (63) | 39.1 ppb (36) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | N/A | N/A | N/A | 63.0 | |
| March 12, 2019, midnight | 43.2 ppb (40) | 12.7 ppb (12) | N/A | 30.0 ppb (28) | N/A | N/A | N/A | N/A | N/A | N/A | 40.0 | |
| March 11, 2019, 11 p.m. | 78.0 ppb (76) | 40.9 ppb (38) | N/A | 37.0 ppb (34) | N/A | N/A | N/A | N/A | N/A | N/A | 76.0 | |
| March 11, 2019, 10 p.m. | 56.8 ppb (53) | 30.2 ppb (28) | N/A | 27.0 ppb (25) | N/A | N/A | N/A | N/A | N/A | N/A | 53.0 | |
| March 11, 2019, 9 p.m. | 45.2 ppb (42) | 23.6 ppb (22) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 42.0 | |
| March 11, 2019, 8 p.m. | 47.4 ppb (44) | 21.8 ppb (20) | N/A | 26.0 ppb (24) | N/A | N/A | N/A | N/A | N/A | N/A | 44.0 | |
| March 11, 2019, 7 p.m. | 57.4 ppb (54) | 28.9 ppb (27) | N/A | 28.0 ppb (26) | N/A | N/A | N/A | N/A | N/A | N/A | 54.0 | |
| March 11, 2019, 6 p.m. | 73.5 ppb (71) | 39.0 ppb (36) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | N/A | N/A | N/A | 71.0 | |
| March 11, 2019, 5 p.m. | 101.6 ppb (100) | 63.6 ppb (60) | N/A | 38.0 ppb (35) | N/A | N/A | N/A | N/A | N/A | N/A | 100.0 | |
| March 11, 2019, 4 p.m. | 86.1 ppb (84) | 52.1 ppb (48) | N/A | 34.0 ppb (31) | N/A | N/A | N/A | N/A | N/A | N/A | 84.0 | |
| March 11, 2019, 3 p.m. | 103.9 ppb (101) | 67.8 ppb (65) | N/A | 36.0 ppb (33) | N/A | N/A | N/A | N/A | N/A | N/A | 101.0 | |
| March 11, 2019, 2 p.m. | 86.3 ppb (84) | 54.2 ppb (50) | N/A | 32.0 ppb (30) | N/A | N/A | N/A | N/A | N/A | N/A | 84.0 | |
| March 11, 2019, 1 p.m. | 115.6 ppb (103) | 91.1 ppb (89) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 103.0 | |
| March 11, 2019, noon | 170.5 ppb (113) | 146.8 ppb (109) | N/A | 24.0 ppb (22) | N/A | N/A | N/A | N/A | N/A | N/A | 113.0 | |
| March 11, 2019, 11 a.m. | 168.1 ppb (113) | 147.3 ppb (109) | N/A | 21.0 ppb (19) | N/A | N/A | N/A | N/A | N/A | N/A | 113.0 |