Los Angeles (Central City E) CA, US: 34.066429, -118.226755
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| July 7, 2020, 1 p.m. | 24.8 ppb (23) | 4.2 ppb (4) | 17.5 ppb (16) | 21.0 ppb (19) | 14.1 ppb (13) | 0.0 ppb (0) | 8.0 ppb (6) | 0.25 ppb (3) | 41.0 μg/m3 (37) | 25.0 μg/m3 (78) | 78.0 | |
| July 7, 2020, noon | 24.0 ppb (22) | 2.2 ppb (2) | 17.6 ppb (16) | 22.0 ppb (20) | 17.2 ppb (16) | 0.0 ppb (0) | 7.0 ppb (5) | 0.2 ppb (2) | 37.0 μg/m3 (34) | 17.0 μg/m3 (61) | 61.0 | |
| July 7, 2020, 11 a.m. | 22.5 ppb (21) | 2.7 ppb (3) | 17.5 ppb (16) | 20.0 ppb (19) | 16.0 ppb (15) | 0.0 ppb (0) | 8.0 ppb (6) | 0.22 ppb (2) | 34.0 μg/m3 (31) | 13.0 μg/m3 (52) | 52.0 | |
| July 7, 2020, 10 a.m. | 18.4 ppb (17) | 1.2 ppb (1) | 14.7 ppb (14) | 17.0 ppb (16) | 14.4 ppb (13) | 0.0 ppb (0) | 12.0 ppb (9) | 0.19 ppb (2) | 35.0 μg/m3 (32) | 15.0 μg/m3 (56) | 56.0 | |
| July 7, 2020, 9 a.m. | 17.0 ppb (16) | 1.1 ppb (1) | 14.6 ppb (14) | 16.0 ppb (15) | 14.3 ppb (13) | 0.0 ppb (0) | 14.0 ppb (11) | 0.2 ppb (2) | 38.0 μg/m3 (35) | 22.0 μg/m3 (71) | 71.0 | |
| July 7, 2020, 8 a.m. | 20.6 ppb (19) | 2.2 ppb (2) | 19.7 ppb (18) | 18.0 ppb (17) | 18.5 ppb (17) | 0.0 ppb (0) | 13.0 ppb (10) | 0.24 ppb (3) | 41.0 μg/m3 (37) | 18.0 μg/m3 (63) | 63.0 | |
| July 7, 2020, 7 a.m. | 27.5 ppb (25) | 3.1 ppb (3) | 23.2 ppb (21) | 24.0 ppb (22) | 22.0 ppb (20) | 1.0 ppb (1) | 10.0 ppb (8) | 0.29 ppb (3) | 48.0 μg/m3 (44) | 19.0 μg/m3 (65) | 65.0 | |
| July 7, 2020, 6 a.m. | 25.6 ppb (24) | 1.2 ppb (1) | 23.6 ppb (22) | 24.0 ppb (22) | 23.4 ppb (22) | 1.0 ppb (1) | 11.0 ppb (8) | 0.29 ppb (3) | 46.0 μg/m3 (42) | 18.0 μg/m3 (63) | 63.0 | |
| July 7, 2020, 5 a.m. | 19.8 ppb (18) | 1.1 ppb (1) | 18.9 ppb (18) | 19.0 ppb (18) | 18.8 ppb (17) | 0.0 ppb (0) | 17.0 ppb (13) | 0.4 ppb (4) | 38.0 μg/m3 (35) | 17.0 μg/m3 (61) | 61.0 | |
| July 7, 2020, 4 a.m. | 17.3 ppb (16) | 1.0 ppb (1) | 15.4 ppb (14) | 16.0 ppb (15) | 15.2 ppb (14) | 0.0 ppb (0) | 26.0 ppb (20) | 0.42 ppb (5) | 30.0 μg/m3 (27) | 16.0 μg/m3 (59) | 59.0 | |
| July 7, 2020, 3 a.m. | 8.4 ppb (8) | 0.9 ppb (1) | 7.0 ppb (6) | 8.0 ppb (7) | 7.0 ppb (6) | 0.0 ppb (0) | 44.0 ppb (34) | 0.23 ppb (3) | 28.0 μg/m3 (25) | 14.0 μg/m3 (54) | 54.0 | |
| July 7, 2020, 2 a.m. | 8.3 ppb (8) | 1.0 ppb (1) | 7.1 ppb (7) | 7.0 ppb (6) | 6.8 ppb (6) | 0.0 ppb (0) | 47.0 ppb (36) | 0.22 ppb (2) | 37.0 μg/m3 (34) | 14.0 μg/m3 (54) | 54.0 | |
| July 7, 2020, 1 a.m. | 13.1 ppb (12) | 1.7 ppb (2) | 11.5 ppb (11) | 11.0 ppb (10) | 10.4 ppb (10) | 0.0 ppb (0) | 55.0 ppb (42) | 0.26 ppb (3) | 35.0 μg/m3 (32) | 17.0 μg/m3 (61) | 61.0 | |
| July 7, 2020, midnight | 13.8 ppb (13) | 1.8 ppb (2) | 13.0 ppb (12) | 12.0 ppb (11) | 11.7 ppb (11) | 1.0 ppb (1) | 65.0 ppb (50) | 0.27 ppb (3) | 34.0 μg/m3 (31) | 21.0 μg/m3 (69) | 69.0 | |
| July 6, 2020, 11 p.m. | 11.6 ppb (11) | 1.5 ppb (1) | 11.2 ppb (10) | 10.0 ppb (9) | 10.2 ppb (9) | 1.0 ppb (1) | 73.0 ppb (57) | 0.28 ppb (3) | 38.0 μg/m3 (35) | 21.0 μg/m3 (69) | 69.0 | |
| July 6, 2020, 10 p.m. | 11.1 ppb (10) | 1.5 ppb (1) | 10.9 ppb (10) | 10.0 ppb (9) | 10.0 ppb (9) | 1.0 ppb (1) | 73.0 ppb (57) | 0.29 ppb (3) | 41.0 μg/m3 (37) | 22.0 μg/m3 (71) | 71.0 | |
| July 6, 2020, 9 p.m. | 13.0 ppb (12) | 2.0 ppb (2) | 12.8 ppb (12) | 11.0 ppb (10) | 11.4 ppb (11) | 1.0 ppb (1) | 67.0 ppb (52) | 0.25 ppb (3) | 42.0 μg/m3 (38) | 17.0 μg/m3 (61) | 61.0 | |
| July 6, 2020, 8 p.m. | 22.8 ppb (21) | 6.5 ppb (6) | 18.1 ppb (17) | 16.0 ppb (15) | 15.5 ppb (14) | 1.0 ppb (1) | 60.0 ppb (46) | 0.28 ppb (3) | 46.0 μg/m3 (42) | 20.0 μg/m3 (67) | 67.0 | |
| July 6, 2020, 7 p.m. | 18.7 ppb (17) | 3.2 ppb (3) | 18.8 ppb (17) | 16.0 ppb (15) | 16.0 ppb (15) | 1.0 ppb (1) | 59.0 ppb (45) | 0.31 ppb (3) | 43.0 μg/m3 (39) | 17.0 μg/m3 (61) | 61.0 | |
| July 6, 2020, 6 p.m. | 22.8 ppb (21) | 4.3 ppb (4) | 22.1 ppb (20) | 19.0 ppb (18) | 18.5 ppb (17) | 1.0 ppb (1) | 56.0 ppb (43) | 0.34 ppb (4) | 41.0 μg/m3 (37) | 24.0 μg/m3 (76) | 76.0 | |
| July 6, 2020, 5 p.m. | 35.3 ppb (33) | 10.1 ppb (9) | 35.1 ppb (32) | 25.0 ppb (23) | 27.2 ppb (25) | 1.0 ppb (1) | 37.0 ppb (28) | 0.4 ppb (4) | 51.0 μg/m3 (46) | 20.0 μg/m3 (67) | 67.0 | |
| July 6, 2020, 4 p.m. | 35.9 ppb (33) | 11.4 ppb (11) | 33.8 ppb (31) | 25.0 ppb (23) | 23.3 ppb (22) | 0.0 ppb (0) | 26.0 ppb (20) | 0.44 ppb (5) | 50.0 μg/m3 (45) | 21.0 μg/m3 (69) | 69.0 | |
| July 6, 2020, 3 p.m. | 32.9 ppb (30) | 12.1 ppb (11) | 34.0 ppb (31) | 21.0 ppb (19) | 23.0 ppb (21) | 1.0 ppb (1) | 17.0 ppb (13) | 0.46 ppb (5) | 52.0 μg/m3 (47) | 27.0 μg/m3 (82) | 82.0 | |
| July 6, 2020, 2 p.m. | 37.8 ppb (35) | 17.1 ppb (16) | 31.6 ppb (29) | 21.0 ppb (19) | 16.5 ppb (15) | 1.0 ppb (1) | 7.0 ppb (5) | 0.5 ppb (6) | 48.0 μg/m3 (44) | 30.0 μg/m3 (88) | 88.0 | |
| July 6, 2020, 1 p.m. | 63.4 ppb (60) | 38.7 ppb (36) | 49.3 ppb (46) | 25.0 ppb (23) | 15.0 ppb (14) | 0.0 ppb (0) | 1.0 ppb (1) | 0.82 ppb (9) | 44.0 μg/m3 (40) | 18.0 μg/m3 (63) | 63.0 | |
| July 6, 2020, noon | 36.8 ppb (34) | 13.4 ppb (12) | 28.3 ppb (26) | 24.0 ppb (22) | 20.4 ppb (19) | 0.0 ppb (0) | 1.0 ppb (1) | 0.6 ppb (7) | 39.0 μg/m3 (35) | 20.0 μg/m3 (67) | 67.0 | |
| July 6, 2020, 11 a.m. | 33.2 ppb (31) | 9.3 ppb (9) | 22.9 ppb (21) | 24.0 ppb (22) | 18.3 ppb (17) | 0.0 ppb (0) | 1.0 ppb (1) | 0.48 ppb (5) | 36.0 μg/m3 (33) | 25.0 μg/m3 (78) | 78.0 | |
| July 6, 2020, 10 a.m. | 44.9 ppb (42) | 18.0 ppb (17) | 37.7 ppb (35) | 27.0 ppb (25) | 23.0 ppb (21) | 0.0 ppb (0) | 0.0 ppb (0) | 0.55 ppb (6) | 37.0 μg/m3 (34) | 28.0 μg/m3 (84) | 84.0 | |
| July 6, 2020, 9 a.m. | 31.5 ppb (29) | 6.3 ppb (6) | 27.0 ppb (25) | 25.0 ppb (23) | 20.6 ppb (19) | 0.0 ppb (0) | 1.0 ppb (1) | 0.54 ppb (6) | 41.0 μg/m3 (37) | 26.0 μg/m3 (80) | 80.0 | |
| July 6, 2020, 8 a.m. | 30.8 ppb (29) | 7.1 ppb (7) | 27.8 ppb (26) | 24.0 ppb (22) | 23.3 ppb (22) | 0.0 ppb (0) | 2.0 ppb (2) | 0.53 ppb (6) | 40.0 μg/m3 (36) | 25.0 μg/m3 (78) | 78.0 | |
| July 6, 2020, 7 a.m. | 20.8 ppb (19) | 1.8 ppb (2) | 20.3 ppb (19) | 19.0 ppb (18) | 19.4 ppb (18) | 0.0 ppb (0) | 7.0 ppb (5) | 0.46 ppb (5) | 40.0 μg/m3 (36) | 18.0 μg/m3 (63) | 63.0 | |
| July 6, 2020, 6 a.m. | 15.7 ppb (15) | 1.2 ppb (1) | 14.1 ppb (13) | 15.0 ppb (14) | 14.0 ppb (13) | 0.0 ppb (0) | 13.0 ppb (10) | 0.45 ppb (5) | 31.0 μg/m3 (28) | 21.0 μg/m3 (69) | 69.0 | |
| July 6, 2020, 5 a.m. | 19.2 ppb (18) | 1.7 ppb (2) | 15.2 ppb (14) | 18.0 ppb (17) | 14.7 ppb (14) | 0.0 ppb (0) | 14.0 ppb (11) | 0.47 ppb (5) | 29.0 μg/m3 (26) | 18.0 μg/m3 (63) | 63.0 | |
| July 6, 2020, 4 a.m. | 12.4 ppb (11) | 1.2 ppb (1) | 10.4 ppb (10) | 11.0 ppb (10) | 10.1 ppb (9) | 0.0 ppb (0) | 23.0 ppb (18) | 0.38 ppb (4) | 27.0 μg/m3 (25) | 16.0 μg/m3 (59) | 59.0 | |
| July 6, 2020, 3 a.m. | 6.3 ppb (6) | 0.8 ppb (1) | 4.5 ppb (4) | 6.0 ppb (6) | 4.5 ppb (4) | 0.0 ppb (0) | 31.0 ppb (24) | 0.22 ppb (2) | 22.0 μg/m3 (20) | 11.0 μg/m3 (46) | 46.0 | |
| July 6, 2020, 2 a.m. | 5.8 ppb (5) | 1.1 ppb (1) | 3.4 ppb (3) | 5.0 ppb (5) | 3.2 ppb (3) | 0.0 ppb (0) | 36.0 ppb (28) | 0.18 ppb (2) | 27.0 μg/m3 (25) | 13.0 μg/m3 (52) | 52.0 | |
| July 6, 2020, 1 a.m. | 4.5 ppb (4) | 1.2 ppb (1) | 3.0 ppb (3) | 3.0 ppb (3) | 2.6 ppb (2) | 0.0 ppb (0) | 40.0 ppb (31) | 0.19 ppb (2) | 24.0 μg/m3 (22) | 17.0 μg/m3 (61) | 61.0 | |
| July 6, 2020, midnight | 4.4 ppb (4) | 1.2 ppb (1) | 2.7 ppb (3) | 3.0 ppb (3) | 2.2 ppb (2) | 0.0 ppb (0) | 45.0 ppb (35) | 0.19 ppb (2) | 28.0 μg/m3 (25) | 15.0 μg/m3 (56) | 56.0 | |
| July 5, 2020, 11 p.m. | 4.8 ppb (4) | 1.1 ppb (1) | N/A | 4.0 ppb (4) | N/A | 1.0 ppb (1) | 58.0 ppb (45) | 0.2 ppb (2) | 46.0 μg/m3 (42) | 31.0 μg/m3 (90) | 90.0 | |
| July 5, 2020, 10 p.m. | 5.2 ppb (5) | 1.1 ppb (1) | 5.0 ppb (5) | 4.0 ppb (4) | 4.6 ppb (4) | 1.0 ppb (1) | 61.0 ppb (47) | 0.22 ppb (2) | 58.0 μg/m3 (52) | 42.0 μg/m3 (116) | 116.0 | |
| July 5, 2020, 9 p.m. | 6.8 ppb (6) | 1.2 ppb (1) | 7.0 ppb (6) | 6.0 ppb (6) | 6.5 ppb (6) | 1.0 ppb (1) | 66.0 ppb (51) | 0.27 ppb (3) | 76.0 μg/m3 (60) | 53.0 μg/m3 (144) | 144.0 | |
| July 5, 2020, 8 p.m. | 7.6 ppb (7) | 1.2 ppb (1) | 8.3 ppb (8) | 6.0 ppb (6) | 7.8 ppb (7) | 1.0 ppb (1) | 79.0 ppb (62) | 0.31 ppb (3) | 79.0 μg/m3 (62) | 59.0 μg/m3 (152) | 152.0 | |
| July 5, 2020, 7 p.m. | 8.5 ppb (8) | 1.5 ppb (1) | 8.9 ppb (8) | 7.0 ppb (6) | 8.1 ppb (8) | 1.0 ppb (1) | 67.0 ppb (52) | 0.25 ppb (3) | 48.0 μg/m3 (44) | 38.0 μg/m3 (106) | 106.0 | |
| July 5, 2020, 6 p.m. | 8.2 ppb (8) | 1.6 ppb (1) | 8.9 ppb (8) | 7.0 ppb (6) | 7.9 ppb (7) | 1.0 ppb (1) | 54.0 ppb (42) | 0.24 ppb (3) | 51.0 μg/m3 (46) | 37.0 μg/m3 (104) | 104.0 | |
| July 5, 2020, 5 p.m. | 12.3 ppb (11) | 2.6 ppb (2) | 12.9 ppb (12) | 10.0 ppb (9) | 11.0 ppb (10) | 1.0 ppb (1) | 47.0 ppb (36) | 0.32 ppb (4) | 95.0 μg/m3 (70) | 75.0 μg/m3 (160) | 160.0 | |
| July 5, 2020, 4 p.m. | 24.7 ppb (23) | 6.9 ppb (6) | 24.6 ppb (23) | 18.0 ppb (17) | 18.4 ppb (17) | 1.0 ppb (1) | 29.0 ppb (22) | 0.37 ppb (4) | 196.0 μg/m3 (120) | 163.0 μg/m3 (212) | 212.0 | |
| July 5, 2020, 3 p.m. | 32.3 ppb (30) | 11.0 ppb (10) | 31.6 ppb (29) | 21.0 ppb (19) | 21.5 ppb (20) | 2.0 ppb (3) | 17.0 ppb (13) | 0.47 ppb (5) | 353.0 μg/m3 (199) | 316.0 μg/m3 (366) | 366.0 | |
| July 5, 2020, 2 p.m. | 29.5 ppb (27) | 10.4 ppb (10) | 28.0 ppb (26) | 19.0 ppb (18) | 18.8 ppb (17) | 1.0 ppb (1) | 8.0 ppb (6) | 0.51 ppb (6) | 358.0 μg/m3 (204) | 305.0 μg/m3 (354) | 354.0 | |
| July 5, 2020, 1 p.m. | 34.4 ppb (32) | 15.5 ppb (14) | 27.0 ppb (25) | 19.0 ppb (18) | 15.1 ppb (14) | 1.0 ppb (1) | 2.0 ppb (2) | 0.62 ppb (7) | 351.0 μg/m3 (198) | 317.0 μg/m3 (366) | 366.0 | |
| July 5, 2020, noon | 30.3 ppb (28) | 10.9 ppb (10) | 26.3 ppb (24) | 19.0 ppb (18) | 19.3 ppb (18) | 1.0 ppb (1) | 1.0 ppb (1) | 0.57 ppb (6) | 330.0 μg/m3 (188) | 292.0 μg/m3 (342) | 342.0 | |
| July 5, 2020, 11 a.m. | 29.9 ppb (28) | 8.9 ppb (8) | 23.8 ppb (22) | 21.0 ppb (19) | 18.8 ppb (17) | 1.0 ppb (1) | 1.0 ppb (1) | 0.54 ppb (6) | 348.0 μg/m3 (196) | 305.0 μg/m3 (354) | 354.0 | |
| July 5, 2020, 10 a.m. | 42.3 ppb (39) | 20.2 ppb (19) | 38.0 ppb (35) | 22.0 ppb (20) | 23.1 ppb (21) | 1.0 ppb (1) | 0.0 ppb (0) | 0.6 ppb (7) | 614.0 μg/m3 (509) | 541.0 μg/m3 (527) | 527.0 | |
| July 5, 2020, 9 a.m. | 43.7 ppb (40) | 21.4 ppb (20) | 39.4 ppb (36) | 22.0 ppb (20) | 21.4 ppb (20) | 2.0 ppb (3) | 1.0 ppb (1) | 0.63 ppb (7) | N/A | N/A | 40.0 | |
| July 5, 2020, 8 a.m. | 43.0 ppb (40) | 20.4 ppb (19) | 45.2 ppb (42) | 23.0 ppb (21) | 28.9 ppb (27) | 3.0 ppb (4) | 1.0 ppb (1) | 0.62 ppb (7) | N/A | N/A | 42.0 | |
| July 5, 2020, 7 a.m. | 39.4 ppb (36) | 11.2 ppb (10) | 42.3 ppb (39) | 28.0 ppb (26) | 31.0 ppb (29) | 4.0 ppb (6) | 1.0 ppb (1) | 0.46 ppb (5) | N/A | N/A | 39.0 | |
| July 5, 2020, 6 a.m. | 24.3 ppb (23) | 3.2 ppb (3) | 23.6 ppb (22) | 21.0 ppb (19) | 22.6 ppb (21) | 2.0 ppb (3) | 7.0 ppb (5) | 0.35 ppb (4) | 499.0 μg/m3 (392) | 432.0 μg/m3 (454) | 454.0 | |
| July 5, 2020, 5 a.m. | 25.1 ppb (23) | 2.7 ppb (3) | 25.6 ppb (24) | 22.0 ppb (20) | 24.0 ppb (22) | 4.0 ppb (6) | 8.0 ppb (6) | 0.32 ppb (4) | 588.0 μg/m3 (483) | 508.0 μg/m3 (505) | 505.0 | |
| July 5, 2020, 4 a.m. | 14.8 ppb (14) | 1.8 ppb (2) | 13.1 ppb (12) | 13.0 ppb (12) | 11.9 ppb (11) | 2.0 ppb (3) | 21.0 ppb (16) | 0.3 ppb (3) | 170.0 μg/m3 (108) | 135.0 μg/m3 (192) | 192.0 | |
| July 5, 2020, 3 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 31.0 μg/m3 (28) | 14.0 μg/m3 (54) | 54.0 | |
| July 5, 2020, 2 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20.0 μg/m3 (18) | 7.0 μg/m3 (29) | 29.0 | |
| July 5, 2020, 1 a.m. | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 19.0 μg/m3 (17) | 8.0 μg/m3 (33) | 33.0 | |
| July 5, 2020, midnight | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 23.0 μg/m3 (21) | 8.0 μg/m3 (33) | 33.0 | |
| July 4, 2020, 11 p.m. | 3.7 ppb (3) | 1.2 ppb (1) | 2.5 ppb (2) | 3.0 ppb (3) | 2.1 ppb (2) | 0.0 ppb (0) | 46.0 ppb (35) | 0.15 ppb (2) | 25.0 μg/m3 (23) | 6.0 μg/m3 (25) | 35.0 | |
| July 4, 2020, 10 p.m. | 3.8 ppb (4) | 1.1 ppb (1) | 3.0 ppb (3) | 3.0 ppb (3) | 2.5 ppb (2) | 0.0 ppb (0) | 49.0 ppb (38) | 0.16 ppb (2) | 22.0 μg/m3 (20) | 9.0 μg/m3 (38) | 38.0 | |
| July 4, 2020, 9 p.m. | 4.5 ppb (4) | 1.2 ppb (1) | 3.7 ppb (3) | 3.0 ppb (3) | 3.3 ppb (3) | 0.0 ppb (0) | 53.0 ppb (41) | 0.17 ppb (2) | 26.0 μg/m3 (24) | 12.0 μg/m3 (50) | 50.0 | |
| July 4, 2020, 8 p.m. | 5.9 ppb (5) | 1.3 ppb (1) | 5.3 ppb (5) | 5.0 ppb (5) | 4.7 ppb (4) | 0.0 ppb (0) | 55.0 ppb (42) | 0.2 ppb (2) | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| July 4, 2020, 7 p.m. | 8.1 ppb (8) | 1.5 ppb (1) | 7.7 ppb (7) | 7.0 ppb (6) | 7.0 ppb (6) | 1.0 ppb (1) | 59.0 ppb (45) | 0.25 ppb (3) | 30.0 μg/m3 (27) | 13.0 μg/m3 (52) | 52.0 | |
| July 4, 2020, 6 p.m. | 12.6 ppb (12) | 2.0 ppb (2) | 12.0 ppb (11) | 11.0 ppb (10) | 10.8 ppb (10) | 1.0 ppb (1) | 67.0 ppb (52) | 0.36 ppb (4) | 37.0 μg/m3 (34) | 16.0 μg/m3 (59) | 59.0 | |
| July 4, 2020, 5 p.m. | 26.0 ppb (24) | 6.8 ppb (6) | 23.9 ppb (22) | 19.0 ppb (18) | 17.8 ppb (16) | 2.0 ppb (3) | 39.0 ppb (30) | 0.33 ppb (4) | 34.0 μg/m3 (31) | 18.0 μg/m3 (63) | 63.0 | |
| July 4, 2020, 4 p.m. | 31.0 ppb (29) | 9.7 ppb (9) | 28.8 ppb (27) | 21.0 ppb (19) | 19.3 ppb (18) | 1.0 ppb (1) | 26.0 ppb (20) | 0.39 ppb (4) | 40.0 μg/m3 (36) | 19.0 μg/m3 (65) | 65.0 | |
| July 4, 2020, 3 p.m. | 23.2 ppb (21) | 7.7 ppb (7) | 20.9 ppb (19) | 16.0 ppb (15) | 13.8 ppb (13) | 1.0 ppb (1) | 20.0 ppb (15) | 0.4 ppb (4) | 37.0 μg/m3 (34) | 23.0 μg/m3 (73) | 73.0 | |
| July 4, 2020, 2 p.m. | 28.9 ppb (27) | 12.2 ppb (11) | 24.7 ppb (23) | 17.0 ppb (16) | 13.6 ppb (13) | 0.0 ppb (0) | 11.0 ppb (8) | 0.47 ppb (5) | 37.0 μg/m3 (34) | 23.0 μg/m3 (73) | 73.0 | |
| July 4, 2020, 1 p.m. | 25.4 ppb (24) | 8.2 ppb (8) | 19.4 ppb (18) | 17.0 ppb (16) | 11.7 ppb (11) | 0.0 ppb (0) | 3.0 ppb (2) | 0.46 ppb (5) | 34.0 μg/m3 (31) | 20.0 μg/m3 (67) | 67.0 | |
| July 4, 2020, noon | 28.7 ppb (27) | 8.2 ppb (8) | 25.6 ppb (24) | 21.0 ppb (19) | 18.4 ppb (17) | 0.0 ppb (0) | 1.0 ppb (1) | 0.41 ppb (5) | 28.0 μg/m3 (25) | 21.0 μg/m3 (69) | 69.0 | |
| July 4, 2020, 11 a.m. | 29.3 ppb (27) | 5.1 ppb (5) | 26.4 ppb (24) | 24.0 ppb (22) | 18.4 ppb (17) | 0.0 ppb (0) | 1.0 ppb (1) | 0.38 ppb (4) | 30.0 μg/m3 (27) | 20.0 μg/m3 (67) | 67.0 | |
| July 4, 2020, 10 a.m. | 28.2 ppb (26) | 3.8 ppb (4) | 22.3 ppb (21) | 24.0 ppb (22) | 20.4 ppb (19) | 0.0 ppb (0) | 2.0 ppb (2) | 0.3 ppb (3) | 33.0 μg/m3 (30) | 18.0 μg/m3 (63) | 63.0 | |
| July 4, 2020, 9 a.m. | 18.6 ppb (17) | 1.7 ppb (2) | 12.7 ppb (12) | 17.0 ppb (16) | 12.5 ppb (12) | 0.0 ppb (0) | 6.0 ppb (5) | 0.39 ppb (4) | 35.0 μg/m3 (32) | 20.0 μg/m3 (67) | 67.0 | |
| July 4, 2020, 8 a.m. | 19.0 ppb (18) | 1.4 ppb (1) | 18.3 ppb (17) | 18.0 ppb (17) | 17.9 ppb (17) | 0.0 ppb (0) | 9.0 ppb (7) | 0.29 ppb (3) | 35.0 μg/m3 (32) | 17.0 μg/m3 (61) | 61.0 | |
| July 4, 2020, 7 a.m. | 24.7 ppb (23) | 3.0 ppb (3) | 23.0 ppb (21) | 22.0 ppb (20) | 20.9 ppb (19) | 0.0 ppb (0) | 8.0 ppb (6) | 0.28 ppb (3) | 31.0 μg/m3 (28) | 18.0 μg/m3 (63) | 63.0 | |
| July 4, 2020, 6 a.m. | 17.1 ppb (16) | 2.0 ppb (2) | 14.9 ppb (14) | 15.0 ppb (14) | 14.0 ppb (13) | 0.0 ppb (0) | 13.0 ppb (10) | 0.29 ppb (3) | 42.0 μg/m3 (38) | 24.0 μg/m3 (76) | 76.0 | |
| July 4, 2020, 5 a.m. | 13.5 ppb (12) | 1.0 ppb (1) | 11.6 ppb (11) | 13.0 ppb (12) | 11.5 ppb (11) | 0.0 ppb (0) | 18.0 ppb (14) | 0.33 ppb (4) | 34.0 μg/m3 (31) | 22.0 μg/m3 (71) | 71.0 | |
| July 4, 2020, 4 a.m. | 12.0 ppb (11) | 0.9 ppb (1) | 10.5 ppb (10) | 11.0 ppb (10) | 10.5 ppb (10) | 1.0 ppb (1) | 24.0 ppb (18) | 0.33 ppb (4) | 30.0 μg/m3 (27) | 18.0 μg/m3 (63) | 63.0 | |
| July 4, 2020, 3 a.m. | 9.0 ppb (8) | 0.9 ppb (1) | 7.4 ppb (7) | 8.0 ppb (7) | 7.4 ppb (7) | 0.0 ppb (0) | 38.0 ppb (29) | 0.23 ppb (3) | 20.0 μg/m3 (18) | 12.0 μg/m3 (50) | 50.0 | |
| July 4, 2020, 2 a.m. | 6.3 ppb (6) | 1.0 ppb (1) | 5.0 ppb (5) | 5.0 ppb (5) | 4.9 ppb (5) | 0.0 ppb (0) | 50.0 ppb (38) | 0.19 ppb (2) | 20.0 μg/m3 (18) | 13.0 μg/m3 (52) | 52.0 | |
| July 4, 2020, 1 a.m. | 6.1 ppb (6) | 1.2 ppb (1) | 4.9 ppb (5) | 5.0 ppb (5) | 4.4 ppb (4) | 0.0 ppb (0) | 56.0 ppb (43) | 0.2 ppb (2) | 21.0 μg/m3 (19) | 11.0 μg/m3 (46) | 46.0 | |
| July 4, 2020, midnight | 5.8 ppb (5) | 1.2 ppb (1) | 4.9 ppb (5) | 5.0 ppb (5) | 4.3 ppb (4) | 0.0 ppb (0) | 59.0 ppb (45) | 0.2 ppb (2) | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| July 3, 2020, 11 p.m. | 6.4 ppb (6) | 1.4 ppb (1) | 5.5 ppb (5) | 5.0 ppb (5) | 4.7 ppb (4) | 0.0 ppb (0) | 56.0 ppb (43) | 0.2 ppb (2) | 28.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| July 3, 2020, 10 p.m. | 7.9 ppb (7) | 1.6 ppb (1) | 6.9 ppb (6) | 6.0 ppb (6) | 5.9 ppb (5) | 0.0 ppb (0) | 58.0 ppb (45) | 0.21 ppb (2) | 32.0 μg/m3 (29) | 13.0 μg/m3 (52) | 52.0 | |
| July 3, 2020, 9 p.m. | 8.4 ppb (8) | 1.7 ppb (2) | 7.8 ppb (7) | 7.0 ppb (6) | 6.6 ppb (6) | 0.0 ppb (0) | 57.0 ppb (44) | 0.21 ppb (2) | 30.0 μg/m3 (27) | 11.0 μg/m3 (46) | 46.0 | |
| July 3, 2020, 8 p.m. | 8.3 ppb (8) | 1.7 ppb (2) | 7.7 ppb (7) | 7.0 ppb (6) | 6.6 ppb (6) | 0.0 ppb (0) | 55.0 ppb (42) | 0.22 ppb (2) | 37.0 μg/m3 (34) | 14.0 μg/m3 (54) | 54.0 | |
| July 3, 2020, 7 p.m. | 9.3 ppb (9) | 1.8 ppb (2) | 9.0 ppb (8) | 8.0 ppb (7) | 7.8 ppb (7) | 0.0 ppb (0) | 55.0 ppb (42) | 0.25 ppb (3) | 34.0 μg/m3 (31) | 14.0 μg/m3 (54) | 54.0 | |
| July 3, 2020, 6 p.m. | 15.9 ppb (15) | 2.9 ppb (3) | 14.7 ppb (14) | 13.0 ppb (12) | 12.5 ppb (12) | 0.0 ppb (0) | 58.0 ppb (45) | 0.35 ppb (4) | 36.0 μg/m3 (33) | 18.0 μg/m3 (63) | 63.0 | |
| July 3, 2020, 5 p.m. | 26.8 ppb (25) | 7.0 ppb (6) | 24.5 ppb (23) | 20.0 ppb (19) | 18.2 ppb (17) | 0.0 ppb (0) | 38.0 ppb (29) | 0.4 ppb (4) | 43.0 μg/m3 (39) | 19.0 μg/m3 (65) | 65.0 | |
| July 3, 2020, 4 p.m. | 23.0 ppb (21) | 6.8 ppb (6) | 21.5 ppb (20) | 16.0 ppb (15) | 14.9 ppb (14) | 0.0 ppb (0) | 29.0 ppb (22) | 0.35 ppb (4) | 36.0 μg/m3 (33) | 13.0 μg/m3 (52) | 52.0 | |
| July 3, 2020, 3 p.m. | 26.3 ppb (24) | 10.3 ppb (10) | 22.8 ppb (21) | 16.0 ppb (15) | 13.4 ppb (12) | 0.0 ppb (0) | 16.0 ppb (12) | 0.38 ppb (4) | 34.0 μg/m3 (31) | 13.0 μg/m3 (52) | 52.0 | |
| July 3, 2020, 2 p.m. | 29.7 ppb (28) | 13.2 ppb (12) | 24.8 ppb (23) | 17.0 ppb (16) | 12.4 ppb (11) | 0.0 ppb (0) | 9.0 ppb (7) | 0.36 ppb (4) | 30.0 μg/m3 (27) | 16.0 μg/m3 (59) | 59.0 | |
| July 3, 2020, 1 p.m. | 24.9 ppb (23) | 10.4 ppb (10) | 14.8 ppb (14) | 15.0 ppb (14) | 7.9 ppb (7) | 0.0 ppb (0) | 6.0 ppb (5) | 0.36 ppb (4) | 26.0 μg/m3 (24) | 9.0 μg/m3 (38) | 38.0 | |
| July 3, 2020, noon | 28.6 ppb (26) | 12.4 ppb (11) | 20.0 ppb (19) | 16.0 ppb (15) | 11.2 ppb (10) | 0.0 ppb (0) | 6.0 ppb (5) | 0.35 ppb (4) | 19.0 μg/m3 (17) | 6.0 μg/m3 (25) | 26.0 | |
| July 3, 2020, 11 a.m. | 23.8 ppb (22) | 9.8 ppb (9) | 11.9 ppb (11) | 14.0 ppb (13) | 8.2 ppb (8) | 0.0 ppb (0) | 9.0 ppb (7) | 0.34 ppb (4) | 18.0 μg/m3 (16) | 6.0 μg/m3 (25) | 25.0 | |
| July 3, 2020, 10 a.m. | 16.4 ppb (15) | 4.5 ppb (4) | 11.6 ppb (11) | 12.0 ppb (11) | 9.2 ppb (9) | 0.0 ppb (0) | 11.0 ppb (8) | 0.24 ppb (3) | 18.0 μg/m3 (16) | 7.0 μg/m3 (29) | 29.0 | |
| July 3, 2020, 9 a.m. | 8.6 ppb (8) | 1.2 ppb (1) | 6.6 ppb (6) | 7.0 ppb (6) | 6.1 ppb (6) | 0.0 ppb (0) | 16.0 ppb (12) | 0.21 ppb (2) | 14.0 μg/m3 (13) | 7.0 μg/m3 (29) | 29.0 | |
| July 3, 2020, 8 a.m. | 7.7 ppb (7) | 1.0 ppb (1) | 5.9 ppb (5) | 7.0 ppb (6) | 5.8 ppb (5) | 0.0 ppb (0) | 20.0 ppb (15) | 0.19 ppb (2) | 20.0 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| July 3, 2020, 7 a.m. | 7.0 ppb (6) | 0.9 ppb (1) | 5.2 ppb (5) | 6.0 ppb (6) | 5.1 ppb (5) | 0.0 ppb (0) | 25.0 ppb (19) | 0.17 ppb (2) | 21.0 μg/m3 (19) | 11.0 μg/m3 (46) | 46.0 | |
| July 3, 2020, 6 a.m. | 6.9 ppb (6) | 0.9 ppb (1) | 5.2 ppb (5) | 6.0 ppb (6) | 5.1 ppb (5) | 0.0 ppb (0) | 26.0 ppb (20) | 0.17 ppb (2) | 19.0 μg/m3 (17) | 10.0 μg/m3 (42) | 42.0 | |
| July 3, 2020, 5 a.m. | 5.3 ppb (5) | 0.9 ppb (1) | 3.9 ppb (4) | 4.0 ppb (4) | 3.9 ppb (4) | 0.0 ppb (0) | 32.0 ppb (25) | 0.15 ppb (2) | 20.0 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| July 3, 2020, 4 a.m. | 5.0 ppb (5) | 0.9 ppb (1) | 3.5 ppb (3) | 4.0 ppb (4) | 3.4 ppb (3) | 0.0 ppb (0) | 29.0 ppb (22) | 0.15 ppb (2) | 19.0 μg/m3 (17) | 6.0 μg/m3 (25) | 25.0 | |
| July 3, 2020, 3 a.m. | 4.9 ppb (5) | 0.8 ppb (1) | 3.4 ppb (3) | 4.0 ppb (4) | 3.3 ppb (3) | 0.0 ppb (0) | 30.0 ppb (23) | 0.14 ppb (2) | 17.0 μg/m3 (15) | 8.0 μg/m3 (33) | 33.0 | |
| July 3, 2020, 2 a.m. | 4.9 ppb (5) | 1.1 ppb (1) | 3.5 ppb (3) | 4.0 ppb (4) | 3.2 ppb (3) | 0.0 ppb (0) | 32.0 ppb (25) | 0.14 ppb (2) | 21.0 μg/m3 (19) | 10.0 μg/m3 (42) | 42.0 | |
| July 3, 2020, 1 a.m. | 5.5 ppb (5) | 1.3 ppb (1) | 4.3 ppb (4) | 4.0 ppb (4) | 3.6 ppb (3) | 0.0 ppb (0) | 36.0 ppb (28) | 0.16 ppb (2) | 22.0 μg/m3 (20) | 11.0 μg/m3 (46) | 46.0 | |
| July 3, 2020, midnight | 6.1 ppb (6) | 1.6 ppb (1) | 5.0 ppb (5) | 4.0 ppb (4) | 4.1 ppb (4) | 0.0 ppb (0) | 41.0 ppb (32) | 0.17 ppb (2) | 27.0 μg/m3 (25) | 11.0 μg/m3 (46) | 46.0 | |
| July 2, 2020, 11 p.m. | 6.9 ppb (6) | 1.5 ppb (1) | 6.3 ppb (6) | 5.0 ppb (5) | 5.5 ppb (5) | 0.0 ppb (0) | 52.0 ppb (40) | 0.2 ppb (2) | 26.0 μg/m3 (24) | 8.0 μg/m3 (33) | 40.0 | |
| July 2, 2020, 10 p.m. | 7.4 ppb (7) | 1.5 ppb (1) | 7.0 ppb (6) | 6.0 ppb (6) | 6.2 ppb (6) | 0.0 ppb (0) | 60.0 ppb (46) | 0.21 ppb (2) | 35.0 μg/m3 (32) | 15.0 μg/m3 (56) | 56.0 | |
| July 2, 2020, 9 p.m. | 8.4 ppb (8) | 1.7 ppb (2) | 8.0 ppb (7) | 7.0 ppb (6) | 7.0 ppb (6) | 0.0 ppb (0) | 58.0 ppb (45) | 0.21 ppb (2) | 34.0 μg/m3 (31) | 18.0 μg/m3 (63) | 63.0 | |
| July 2, 2020, 8 p.m. | 9.0 ppb (8) | 1.8 ppb (2) | 8.8 ppb (8) | 7.0 ppb (6) | 7.6 ppb (7) | 0.0 ppb (0) | 56.0 ppb (43) | 0.21 ppb (2) | 35.0 μg/m3 (32) | 14.0 μg/m3 (54) | 54.0 | |
| July 2, 2020, 7 p.m. | 14.1 ppb (13) | 3.1 ppb (3) | 13.2 ppb (12) | 11.0 ppb (10) | 10.7 ppb (10) | 0.0 ppb (0) | 52.0 ppb (40) | 0.21 ppb (2) | 35.0 μg/m3 (32) | 18.0 μg/m3 (63) | 63.0 | |
| July 2, 2020, 6 p.m. | 17.1 ppb (16) | 4.6 ppb (4) | 16.0 ppb (15) | 13.0 ppb (12) | 11.8 ppb (11) | 0.0 ppb (0) | 40.0 ppb (31) | 0.23 ppb (3) | 35.0 μg/m3 (32) | 17.0 μg/m3 (61) | 61.0 | |
| July 2, 2020, 5 p.m. | 10.8 ppb (10) | 2.9 ppb (3) | 11.1 ppb (10) | 8.0 ppb (7) | 8.8 ppb (8) | 0.0 ppb (0) | 39.0 ppb (30) | 0.18 ppb (2) | N/A | N/A | 30.0 | |
| July 2, 2020, 4 p.m. | 10.8 ppb (10) | 2.6 ppb (2) | 8.8 ppb (8) | 8.0 ppb (7) | 6.9 ppb (6) | 0.0 ppb (0) | 33.0 ppb (25) | 0.19 ppb (2) | N/A | N/A | 25.0 | |
| July 2, 2020, 3 p.m. | 11.9 ppb (11) | 2.7 ppb (3) | 9.2 ppb (9) | 9.0 ppb (8) | 7.4 ppb (7) | 0.0 ppb (0) | 29.0 ppb (22) | 0.18 ppb (2) | N/A | N/A | 22.0 | |
| July 2, 2020, 2 p.m. | 12.3 ppb (11) | 3.6 ppb (3) | 7.0 ppb (6) | 9.0 ppb (8) | 5.6 ppb (5) | 0.0 ppb (0) | 30.0 ppb (23) | 0.18 ppb (2) | 20.0 μg/m3 (18) | 15.0 μg/m3 (56) | 56.0 | |
| July 2, 2020, 1 p.m. | 10.3 ppb (10) | 1.6 ppb (1) | 7.0 ppb (6) | 9.0 ppb (8) | 6.2 ppb (6) | 0.0 ppb (0) | 28.0 ppb (22) | 0.19 ppb (2) | 29.0 μg/m3 (26) | 11.0 μg/m3 (46) | 46.0 | |
| July 2, 2020, noon | 7.1 ppb (7) | 1.5 ppb (1) | 4.0 ppb (4) | 6.0 ppb (6) | 3.9 ppb (4) | 0.0 ppb (0) | 31.0 ppb (24) | 0.14 ppb (2) | 16.0 μg/m3 (15) | 6.0 μg/m3 (25) | 25.0 | |
| July 2, 2020, 11 a.m. | 7.1 ppb (7) | 1.0 ppb (1) | 4.9 ppb (5) | 6.0 ppb (6) | 4.7 ppb (4) | 0.0 ppb (0) | 28.0 ppb (22) | 0.15 ppb (2) | 17.0 μg/m3 (15) | 8.0 μg/m3 (33) | 33.0 | |
| July 2, 2020, 10 a.m. | 8.4 ppb (8) | 1.0 ppb (1) | 6.1 ppb (6) | 7.0 ppb (6) | 6.1 ppb (6) | 0.0 ppb (0) | 24.0 ppb (18) | 0.16 ppb (2) | 24.0 μg/m3 (22) | 13.0 μg/m3 (52) | 52.0 | |
| July 2, 2020, 9 a.m. | 7.6 ppb (7) | 1.0 ppb (1) | 5.5 ppb (5) | 7.0 ppb (6) | 5.5 ppb (5) | 0.0 ppb (0) | 24.0 ppb (18) | 0.16 ppb (2) | 22.0 μg/m3 (20) | 9.0 μg/m3 (38) | 38.0 | |
| July 2, 2020, 8 a.m. | 7.1 ppb (7) | 1.0 ppb (1) | 4.8 ppb (4) | 6.0 ppb (6) | 4.7 ppb (4) | 0.0 ppb (0) | 22.0 ppb (17) | 0.16 ppb (2) | 20.0 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| July 2, 2020, 7 a.m. | 5.1 ppb (5) | 0.9 ppb (1) | 3.5 ppb (3) | 4.0 ppb (4) | 3.4 ppb (3) | 0.0 ppb (0) | 24.0 ppb (18) | 0.15 ppb (2) | 18.0 μg/m3 (16) | 8.0 μg/m3 (33) | 33.0 | |
| July 2, 2020, 6 a.m. | 4.6 ppb (4) | 0.8 ppb (1) | 3.1 ppb (3) | 4.0 ppb (4) | 3.0 ppb (3) | 0.0 ppb (0) | 24.0 ppb (18) | 0.15 ppb (2) | 22.0 μg/m3 (20) | 9.0 μg/m3 (38) | 38.0 | |
| July 2, 2020, 5 a.m. | 4.6 ppb (4) | 0.8 ppb (1) | 3.3 ppb (3) | 4.0 ppb (4) | 3.3 ppb (3) | 0.0 ppb (0) | 25.0 ppb (19) | 0.15 ppb (2) | 20.0 μg/m3 (18) | 10.0 μg/m3 (42) | 42.0 | |
| July 2, 2020, 4 a.m. | 5.2 ppb (5) | 0.9 ppb (1) | 3.8 ppb (4) | 4.0 ppb (4) | 3.8 ppb (4) | 0.0 ppb (0) | 25.0 ppb (19) | 0.17 ppb (2) | 23.0 μg/m3 (21) | 9.0 μg/m3 (38) | 38.0 | |
| July 2, 2020, 3 a.m. | 5.1 ppb (5) | 0.9 ppb (1) | 3.8 ppb (4) | 4.0 ppb (4) | 3.8 ppb (4) | 0.0 ppb (0) | 27.0 ppb (21) | 0.14 ppb (2) | 23.0 μg/m3 (21) | 9.0 μg/m3 (38) | 38.0 | |
| July 2, 2020, 2 a.m. | 6.3 ppb (6) | 1.2 ppb (1) | 5.0 ppb (5) | 5.0 ppb (5) | 4.7 ppb (4) | 0.0 ppb (0) | 30.0 ppb (23) | 0.15 ppb (2) | 25.0 μg/m3 (23) | 8.0 μg/m3 (33) | 33.0 | |
| July 2, 2020, 1 a.m. | 8.2 ppb (8) | 1.9 ppb (2) | 7.2 ppb (7) | 6.0 ppb (6) | 6.0 ppb (6) | 0.0 ppb (0) | 34.0 ppb (26) | 0.16 ppb (2) | 26.0 μg/m3 (24) | 11.0 μg/m3 (46) | 46.0 | |
| July 2, 2020, midnight | 8.0 ppb (7) | 1.9 ppb (2) | 7.3 ppb (7) | 6.0 ppb (6) | 6.0 ppb (6) | 0.0 ppb (0) | 40.0 ppb (31) | 0.17 ppb (2) | 35.0 μg/m3 (32) | 15.0 μg/m3 (56) | 56.0 | |
| July 1, 2020, 11 p.m. | 9.2 ppb (9) | 2.0 ppb (2) | 9.0 ppb (8) | 7.0 ppb (6) | 7.5 ppb (7) | 0.0 ppb (0) | 47.0 ppb (36) | 0.18 ppb (2) | 37.0 μg/m3 (34) | 13.0 μg/m3 (52) | 52.0 | |
| July 1, 2020, 10 p.m. | 9.3 ppb (9) | 1.9 ppb (2) | 9.3 ppb (9) | 7.0 ppb (6) | 8.0 ppb (7) | 0.0 ppb (0) | 53.0 ppb (41) | 0.19 ppb (2) | 39.0 μg/m3 (35) | 12.0 μg/m3 (50) | 50.0 | |
| July 1, 2020, 9 p.m. | 12.8 ppb (12) | 2.7 ppb (3) | 12.9 ppb (12) | 10.0 ppb (9) | 11.1 ppb (10) | 0.0 ppb (0) | 55.0 ppb (42) | 0.24 ppb (3) | 32.0 μg/m3 (29) | 15.0 μg/m3 (56) | 56.0 | |
| July 1, 2020, 8 p.m. | 15.4 ppb (14) | 3.9 ppb (4) | 18.1 ppb (17) | 12.0 ppb (11) | 14.8 ppb (14) | 0.0 ppb (0) | 46.0 ppb (35) | 0.22 ppb (2) | 35.0 μg/m3 (32) | 16.0 μg/m3 (59) | 59.0 | |
| July 1, 2020, 7 p.m. | 17.4 ppb (16) | 4.4 ppb (4) | 19.2 ppb (18) | 13.0 ppb (12) | 15.3 ppb (14) | 0.0 ppb (0) | 37.0 ppb (28) | 0.23 ppb (3) | 38.0 μg/m3 (35) | 18.0 μg/m3 (63) | 63.0 | |
| July 1, 2020, 6 p.m. | 16.8 ppb (16) | 4.2 ppb (4) | 14.8 ppb (14) | 13.0 ppb (12) | 11.2 ppb (10) | 0.0 ppb (0) | 32.0 ppb (25) | 0.22 ppb (2) | 35.0 μg/m3 (32) | 16.0 μg/m3 (59) | 59.0 | |
| July 1, 2020, 5 p.m. | 14.9 ppb (14) | 4.2 ppb (4) | 11.9 ppb (11) | 11.0 ppb (10) | 8.4 ppb (8) | 0.0 ppb (0) | 33.0 ppb (25) | 0.19 ppb (2) | 27.0 μg/m3 (25) | 15.0 μg/m3 (56) | 56.0 | |
| July 1, 2020, 4 p.m. | 15.7 ppb (15) | 4.1 ppb (4) | 11.2 ppb (10) | 12.0 ppb (11) | 8.8 ppb (8) | 0.0 ppb (0) | 26.0 ppb (20) | 0.19 ppb (2) | 35.0 μg/m3 (32) | 19.0 μg/m3 (65) | 65.0 | |
| July 1, 2020, 3 p.m. | 16.8 ppb (16) | 4.0 ppb (4) | 13.1 ppb (12) | 13.0 ppb (12) | 10.2 ppb (9) | 0.0 ppb (0) | 22.0 ppb (17) | 0.2 ppb (2) | 35.0 μg/m3 (32) | 12.0 μg/m3 (50) | 50.0 | |
| July 1, 2020, 2 p.m. | 19.7 ppb (18) | 3.5 ppb (3) | 15.4 ppb (14) | 16.0 ppb (15) | 13.1 ppb (12) | N/A | 21.0 ppb (16) | N/A | 31.0 μg/m3 (28) | 13.0 μg/m3 (52) | 52.0 | |
| July 1, 2020, 1 p.m. | 14.8 ppb (14) | 1.8 ppb (2) | 10.8 ppb (10) | 13.0 ppb (12) | 9.4 ppb (9) | 0.0 ppb (0) | 20.0 ppb (15) | 0.24 ppb (3) | 29.0 μg/m3 (26) | 17.0 μg/m3 (61) | 61.0 | |
| July 1, 2020, noon | 12.0 ppb (11) | 1.5 ppb (1) | 7.8 ppb (7) | 11.0 ppb (10) | 7.2 ppb (7) | 0.0 ppb (0) | 21.0 ppb (16) | 0.22 ppb (2) | 24.0 μg/m3 (22) | 6.0 μg/m3 (25) | 25.0 | |
| July 1, 2020, 11 a.m. | 16.7 ppb (15) | 3.0 ppb (3) | 10.3 ppb (10) | 14.0 ppb (13) | 7.6 ppb (7) | 0.0 ppb (0) | 19.0 ppb (15) | 0.22 ppb (2) | 39.0 μg/m3 (35) | 15.0 μg/m3 (56) | 56.0 | |
| July 1, 2020, 10 a.m. | 12.8 ppb (12) | 1.3 ppb (1) | 9.3 ppb (9) | 11.0 ppb (10) | 9.0 ppb (8) | 0.0 ppb (0) | 17.0 ppb (13) | 0.21 ppb (2) | 26.0 μg/m3 (24) | 12.0 μg/m3 (50) | 50.0 | |
| July 1, 2020, 9 a.m. | 10.8 ppb (10) | 1.2 ppb (1) | 7.5 ppb (7) | 10.0 ppb (9) | 7.2 ppb (7) | 0.0 ppb (0) | 18.0 ppb (14) | 0.22 ppb (2) | 26.0 μg/m3 (24) | 14.0 μg/m3 (54) | 54.0 | |
| July 1, 2020, 8 a.m. | 11.4 ppb (11) | 1.2 ppb (1) | 9.2 ppb (9) | 10.0 ppb (9) | 9.0 ppb (8) | 0.0 ppb (0) | 18.0 ppb (14) | 0.23 ppb (3) | 27.0 μg/m3 (25) | 16.0 μg/m3 (59) | 59.0 | |
| July 1, 2020, 7 a.m. | 9.3 ppb (9) | 0.9 ppb (1) | 7.3 ppb (7) | 8.0 ppb (7) | 7.3 ppb (7) | 0.0 ppb (0) | 22.0 ppb (17) | 0.2 ppb (2) | 33.0 μg/m3 (30) | 13.0 μg/m3 (52) | 52.0 | |
| July 1, 2020, 6 a.m. | 5.7 ppb (5) | 0.8 ppb (1) | 3.9 ppb (4) | 5.0 ppb (5) | 3.9 ppb (4) | 0.0 ppb (0) | 24.0 ppb (18) | 0.2 ppb (2) | 23.0 μg/m3 (21) | 9.0 μg/m3 (38) | 38.0 | |
| July 1, 2020, 5 a.m. | 4.9 ppb (5) | 1.0 ppb (1) | 2.7 ppb (3) | 4.0 ppb (4) | 2.7 ppb (3) | 0.0 ppb (0) | 27.0 ppb (21) | 0.18 ppb (2) | 22.0 μg/m3 (20) | 10.0 μg/m3 (42) | 42.0 | |
| July 1, 2020, 4 a.m. | 4.4 ppb (4) | 0.9 ppb (1) | 2.6 ppb (2) | 3.0 ppb (3) | 2.5 ppb (2) | 0.0 ppb (0) | 27.0 ppb (21) | 0.18 ppb (2) | 28.0 μg/m3 (25) | 7.0 μg/m3 (29) | 29.0 | |
| July 1, 2020, 3 a.m. | 3.9 ppb (4) | 1.0 ppb (1) | 1.8 ppb (2) | 3.0 ppb (3) | 1.8 ppb (2) | 0.0 ppb (0) | 28.0 ppb (22) | 0.17 ppb (2) | 22.0 μg/m3 (20) | 6.0 μg/m3 (25) | 25.0 | |
| July 1, 2020, 2 a.m. | 4.8 ppb (4) | 1.2 ppb (1) | 2.7 ppb (3) | 4.0 ppb (4) | 2.4 ppb (2) | 0.0 ppb (0) | 29.0 ppb (22) | 0.17 ppb (2) | 22.0 μg/m3 (20) | 6.0 μg/m3 (25) | 25.0 | |
| July 1, 2020, 1 a.m. | 4.5 ppb (4) | 1.5 ppb (1) | 2.6 ppb (2) | 3.0 ppb (3) | 1.9 ppb (2) | 0.0 ppb (0) | 31.0 ppb (24) | 0.17 ppb (2) | 21.0 μg/m3 (19) | 4.0 μg/m3 (17) | 24.0 | |
| July 1, 2020, midnight | 4.2 ppb (4) | 1.6 ppb (1) | 2.5 ppb (2) | 3.0 ppb (3) | 1.7 ppb (2) | 0.0 ppb (0) | 34.0 ppb (26) | 0.17 ppb (2) | 22.0 μg/m3 (20) | 8.0 μg/m3 (33) | 33.0 | |
| June 30, 2020, 11 p.m. | 4.5 ppb (4) | 1.6 ppb (1) | 2.7 ppb (3) | 3.0 ppb (3) | 1.8 ppb (2) | 0.0 ppb (0) | 36.0 ppb (28) | 0.18 ppb (2) | 28.0 μg/m3 (25) | 13.0 μg/m3 (52) | 52.0 | |
| June 30, 2020, 10 p.m. | 4.4 ppb (4) | 1.5 ppb (1) | 2.8 ppb (3) | 3.0 ppb (3) | 2.0 ppb (2) | 0.0 ppb (0) | 38.0 ppb (29) | 0.18 ppb (2) | 25.0 μg/m3 (23) | 11.0 μg/m3 (46) | 46.0 | |
| June 30, 2020, 9 p.m. | 5.2 ppb (5) | 1.7 ppb (2) | 3.9 ppb (4) | 4.0 ppb (4) | 3.0 ppb (3) | 0.0 ppb (0) | 42.0 ppb (32) | 0.19 ppb (2) | 29.0 μg/m3 (26) | 12.0 μg/m3 (50) | 50.0 | |
| June 30, 2020, 8 p.m. | 4.9 ppb (5) | 1.6 ppb (1) | 3.5 ppb (3) | 3.0 ppb (3) | 2.6 ppb (2) | 0.0 ppb (0) | 43.0 ppb (33) | 0.18 ppb (2) | 27.0 μg/m3 (25) | 10.0 μg/m3 (42) | 42.0 | |
| June 30, 2020, 7 p.m. | 5.5 ppb (5) | 1.7 ppb (2) | 4.0 ppb (4) | 4.0 ppb (4) | 3.0 ppb (3) | 0.0 ppb (0) | 43.0 ppb (33) | 0.19 ppb (2) | 27.0 μg/m3 (25) | 9.0 μg/m3 (38) | 38.0 | |
| June 30, 2020, 6 p.m. | 7.1 ppb (7) | 2.1 ppb (2) | 5.5 ppb (5) | 5.0 ppb (5) | 4.1 ppb (4) | 0.0 ppb (0) | 40.0 ppb (31) | 0.21 ppb (2) | 25.0 μg/m3 (23) | 8.0 μg/m3 (33) | 33.0 | |
| June 30, 2020, 5 p.m. | 9.8 ppb (9) | 3.2 ppb (3) | 7.3 ppb (7) | 7.0 ppb (6) | 4.8 ppb (4) | 0.0 ppb (0) | 34.0 ppb (26) | 0.22 ppb (2) | 23.0 μg/m3 (21) | 11.0 μg/m3 (46) | 46.0 | |
| June 30, 2020, 4 p.m. | 7.1 ppb (7) | 2.4 ppb (2) | 5.3 ppb (5) | 5.0 ppb (5) | 3.5 ppb (3) | 0.0 ppb (0) | 31.0 ppb (24) | 0.19 ppb (2) | 20.0 μg/m3 (18) | 8.0 μg/m3 (33) | 33.0 | |
| June 30, 2020, 3 p.m. | 10.5 ppb (10) | 4.2 ppb (4) | 7.2 ppb (7) | 6.0 ppb (6) | 3.9 ppb (4) | 0.0 ppb (0) | 26.0 ppb (20) | 0.19 ppb (2) | 21.0 μg/m3 (19) | 10.0 μg/m3 (42) | 42.0 | |
| June 30, 2020, 2 p.m. | 17.3 ppb (16) | 6.0 ppb (6) | 11.9 ppb (11) | 11.0 ppb (10) | 7.1 ppb (7) | 0.0 ppb (0) | 18.0 ppb (14) | 0.26 ppb (3) | 19.0 μg/m3 (17) | 8.0 μg/m3 (33) | 33.0 |