ID: 7885

AQSQID: 840320310031

Site Name: Reno4

Added: April 21, 2020, 6:24 p.m.

Updated: July 30, 2021, 7:52 a.m.

Location: Reno (E Reno), NV

Reporting: True, Located: True

Current AQI: 36.0

Reno (E Reno) NV, US: 39.521918, -119.795444

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 6 a.m. 12.3 ppb (12) 0.7 ppb (1) 11.8 ppb (12) 12.0 ppb (12) 11.8 ppb (12) 0.0 ppb (0) 38.0 ppb (36) 0.11 ppb (2) 18.0 μg/m3 (17) 7.0 μg/m3 (30) 36.0
 
July 30, 2021, 5 a.m. 4.4 ppb (5) 0.4 ppb (1) 3.4 ppb (4) 4.0 ppb (4) 3.6 ppb (4) 0.0 ppb (0) 51.0 ppb (48) 0.08 ppb (2) 7.0 μg/m3 (7) 9.0 μg/m3 (38) 48.0
 
July 30, 2021, 4 a.m. 4.8 ppb (5) 0.5 ppb (1) 3.8 ppb (4) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 51.0 ppb (48) 0.09 ppb (2) 23.0 μg/m3 (22) 9.0 μg/m3 (38) 48.0
 
July 30, 2021, 3 a.m. 5.3 ppb (5) 0.5 ppb (1) 4.3 ppb (5) 5.0 ppb (5) 4.4 ppb (5) 0.0 ppb (0) 50.0 ppb (47) 0.11 ppb (2) 33.0 μg/m3 (31) 9.0 μg/m3 (38) 47.0
 
July 30, 2021, 2 a.m. 4.4 ppb (5) 0.4 ppb (1) 3.4 ppb (4) 4.0 ppb (4) 3.5 ppb (4) 0.0 ppb (0) 50.0 ppb (47) 0.09 ppb (2) 25.0 μg/m3 (24) 9.0 μg/m3 (38) 47.0
 
July 30, 2021, 1 a.m. 4.0 ppb (4) 0.5 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 3.2 ppb (4) 0.0 ppb (0) 55.0 ppb (51) 0.13 ppb (2) 32.0 μg/m3 (30) 15.0 μg/m3 (58) 58.0
 
July 30, 2021, midnight 4.3 ppb (5) 0.6 ppb (1) 3.4 ppb (4) 4.0 ppb (4) 3.5 ppb (4) 0.0 ppb (0) 55.0 ppb (51) 0.12 ppb (2) 28.0 μg/m3 (26) 13.0 μg/m3 (53) 53.0
 
July 29, 2021, 11 p.m. 5.7 ppb (6) 0.8 ppb (1) 5.2 ppb (5) 5.0 ppb (5) 4.8 ppb (5) 0.0 ppb (0) 61.0 ppb (71) 0.13 ppb (2) 55.0 μg/m3 (51) 17.0 μg/m3 (62) 71.0
 
July 29, 2021, 10 p.m. 5.4 ppb (6) 1.0 ppb (1) 4.9 ppb (5) 4.0 ppb (4) 4.6 ppb (5) 0.0 ppb (0) 67.0 ppb (91) 0.13 ppb (2) 36.0 μg/m3 (34) 16.0 μg/m3 (60) 91.0
 
July 29, 2021, 9 p.m. 6.1 ppb (6) 1.5 ppb (2) 5.2 ppb (5) 5.0 ppb (5) 4.8 ppb (5) 0.0 ppb (0) 67.0 ppb (91) 0.13 ppb (2) 57.0 μg/m3 (52) 17.0 μg/m3 (62) 91.0
 
July 29, 2021, 8 p.m. 5.6 ppb (6) 1.2 ppb (2) 5.5 ppb (6) 4.0 ppb (4) 5.2 ppb (5) 0.0 ppb (0) 71.0 ppb (101) 0.17 ppb (3) 53.0 μg/m3 (50) 23.0 μg/m3 (74) 101.0
 
July 29, 2021, 7 p.m. 6.7 ppb (7) 1.2 ppb (2) 7.0 ppb (7) 6.0 ppb (6) 6.8 ppb (7) 0.0 ppb (0) 73.0 ppb (103) 0.22 ppb (3) 68.0 μg/m3 (58) 35.0 μg/m3 (100) 103.0
 
July 29, 2021, 6 p.m. 17.0 ppb (17) 4.4 ppb (5) 16.4 ppb (16) 13.0 ppb (13) 12.9 ppb (13) 0.0 ppb (0) 65.0 ppb (84) 0.29 ppb (4) 73.0 μg/m3 (60) 38.0 μg/m3 (108) 108.0
 
July 29, 2021, 5 p.m. 15.5 ppb (15) 3.8 ppb (4) 16.0 ppb (16) 12.0 ppb (12) 14.1 ppb (14) 0.0 ppb (0) 57.0 ppb (58) 0.39 ppb (5) 108.0 μg/m3 (78) 47.0 μg/m3 (130) 130.0
 
July 29, 2021, 4 p.m. 14.9 ppb (15) 4.0 ppb (4) 15.0 ppb (15) 11.0 ppb (11) 12.3 ppb (12) 0.0 ppb (0) 46.0 ppb (43) 0.34 ppb (4) 68.0 μg/m3 (58) 33.0 μg/m3 (95) 95.0
 
July 29, 2021, 3 p.m. 17.8 ppb (17) 4.7 ppb (5) 16.8 ppb (16) 13.0 ppb (13) 13.6 ppb (13) 0.0 ppb (0) 34.0 ppb (32) 0.38 ppb (5) 61.0 μg/m3 (54) 38.0 μg/m3 (108) 108.0
 
July 29, 2021, 2 p.m. 30.6 ppb (29) 8.7 ppb (9) 30.4 ppb (29) 22.0 ppb (21) 22.9 ppb (22) 0.0 ppb (0) 19.0 ppb (18) 0.45 ppb (6) 72.0 μg/m3 (60) 45.0 μg/m3 (125) 125.0
 
July 29, 2021, 1 p.m. 20.1 ppb (19) 3.9 ppb (4) 23.8 ppb (23) 16.0 ppb (16) 18.8 ppb (18) 0.0 ppb (0) 19.0 ppb (18) 0.43 ppb (5) 82.0 μg/m3 (65) 41.0 μg/m3 (115) 115.0
 
July 29, 2021, noon 10.6 ppb (10) 1.2 ppb (2) 9.5 ppb (9) 9.0 ppb (9) 9.5 ppb (9) 0.0 ppb (0) 27.0 ppb (25) 0.34 ppb (4) 56.0 μg/m3 (52) 41.0 μg/m3 (115) 115.0
 
July 29, 2021, 11 a.m. 10.2 ppb (10) 1.1 ppb (2) 9.1 ppb (9) 9.0 ppb (9) 9.2 ppb (9) 0.0 ppb (0) 26.0 ppb (25) 0.31 ppb (4) 66.0 μg/m3 (57) 35.0 μg/m3 (100) 100.0
 
July 29, 2021, 10 a.m. 8.9 ppb (9) 0.9 ppb (1) 7.7 ppb (8) 8.0 ppb (8) 7.9 ppb (8) 0.0 ppb (0) 32.0 ppb (30) 0.29 ppb (4) 48.0 μg/m3 (45) 32.0 μg/m3 (93) 93.0
 
July 29, 2021, 9 a.m. 7.9 ppb (8) 0.8 ppb (1) 7.0 ppb (7) 7.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 33.0 ppb (31) 0.27 ppb (4) 47.0 μg/m3 (44) 37.0 μg/m3 (105) 105.0
 
July 29, 2021, 8 a.m. 9.2 ppb (9) 0.8 ppb (1) 8.1 ppb (8) 8.0 ppb (8) 8.3 ppb (8) 0.0 ppb (0) 32.0 ppb (30) 0.29 ppb (4) 46.0 μg/m3 (43) 35.0 μg/m3 (100) 100.0
 
July 29, 2021, 7 a.m. 11.0 ppb (11) 1.0 ppb (1) 9.6 ppb (10) 10.0 ppb (10) 9.7 ppb (10) 0.0 ppb (0) 31.0 ppb (29) 0.33 ppb (4) 47.0 μg/m3 (44) 33.0 μg/m3 (95) 95.0
 
July 29, 2021, 6 a.m. 16.0 ppb (16) 0.9 ppb (1) 15.0 ppb (15) 15.0 ppb (15) 15.1 ppb (15) 0.0 ppb (0) 25.0 ppb (24) 0.23 ppb (3) 47.0 μg/m3 (44) 17.0 μg/m3 (62) 62.0
 
July 29, 2021, 5 a.m. 18.2 ppb (18) 0.9 ppb (1) 18.0 ppb (17) 17.0 ppb (17) 18.0 ppb (17) 0.0 ppb (0) 22.0 ppb (21) 0.25 ppb (3) 53.0 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
July 29, 2021, 4 a.m. 14.7 ppb (14) 0.8 ppb (1) 13.4 ppb (13) 14.0 ppb (14) 13.4 ppb (13) 0.0 ppb (0) 30.0 ppb (28) 0.22 ppb (3) 82.0 μg/m3 (65) 15.0 μg/m3 (58) 65.0
 
July 29, 2021, 3 a.m. 6.4 ppb (7) 0.4 ppb (1) 6.4 ppb (7) 6.0 ppb (6) 6.5 ppb (7) 0.0 ppb (0) 47.0 ppb (44) 0.13 ppb (2) 32.0 μg/m3 (30) 10.0 μg/m3 (42) 44.0
 
July 29, 2021, 2 a.m. 5.3 ppb (5) 0.8 ppb (1) 3.3 ppb (4) 4.0 ppb (4) 3.4 ppb (4) 0.0 ppb (0) 50.0 ppb (47) 0.1 ppb (2) 141.0 μg/m3 (94) 16.0 μg/m3 (60) 94.0
 
July 29, 2021, 1 a.m. 3.2 ppb (4) 0.4 ppb (1) 2.4 ppb (3) 3.0 ppb (3) 2.5 ppb (3) 0.0 ppb (0) 54.0 ppb (50) 0.09 ppb (2) 18.0 μg/m3 (17) 10.0 μg/m3 (42) 50.0
 
July 29, 2021, midnight 3.5 ppb (4) 0.5 ppb (1) 2.7 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 53.0 ppb (50) 0.09 ppb (2) 24.0 μg/m3 (23) 9.0 μg/m3 (38) 50.0
 
July 28, 2021, 11 p.m. 4.5 ppb (5) 0.5 ppb (1) 3.7 ppb (4) 4.0 ppb (4) 3.6 ppb (4) 0.0 ppb (0) 52.0 ppb (49) 0.09 ppb (2) 59.0 μg/m3 (53) 11.0 μg/m3 (46) 53.0
 
July 28, 2021, 10 p.m. 8.5 ppb (9) 2.5 ppb (3) 5.8 ppb (6) 6.0 ppb (6) 4.5 ppb (5) 0.0 ppb (0) 52.0 ppb (49) 0.1 ppb (2) 122.0 μg/m3 (85) 13.0 μg/m3 (53) 85.0
 
July 28, 2021, 9 p.m. 8.5 ppb (9) 2.9 ppb (3) 6.5 ppb (7) 6.0 ppb (6) 4.6 ppb (5) 0.0 ppb (0) 53.0 ppb (50) 0.15 ppb (2) 71.0 μg/m3 (59) 9.0 μg/m3 (38) 59.0
 
July 28, 2021, 8 p.m. 9.6 ppb (10) 2.7 ppb (3) 9.4 ppb (9) 7.0 ppb (7) 7.2 ppb (7) 0.0 ppb (0) 59.0 ppb (65) 0.11 ppb (2) 37.0 μg/m3 (35) 12.0 μg/m3 (50) 65.0
 
July 28, 2021, 7 p.m. 7.8 ppb (8) 1.2 ppb (2) 9.7 ppb (10) 7.0 ppb (7) 8.2 ppb (8) 0.0 ppb (0) 60.0 ppb (68) 0.14 ppb (2) 55.0 μg/m3 (51) 13.0 μg/m3 (53) 68.0
 
July 28, 2021, 6 p.m. 14.4 ppb (14) 3.5 ppb (4) 15.2 ppb (15) 11.0 ppb (11) 11.8 ppb (12) 0.0 ppb (0) 50.0 ppb (47) 0.17 ppb (3) 55.0 μg/m3 (51) 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 5 p.m. 26.7 ppb (26) 7.5 ppb (8) 26.7 ppb (26) 19.0 ppb (18) 19.8 ppb (19) 0.0 ppb (0) 40.0 ppb (38) 0.29 ppb (4) N/A N/A 38.0
 
July 28, 2021, 4 p.m. 28.0 ppb (27) 9.1 ppb (9) 29.3 ppb (28) 19.0 ppb (18) 20.5 ppb (20) 0.0 ppb (0) 30.0 ppb (28) 0.3 ppb (4) 43.0 μg/m3 (40) 16.0 μg/m3 (60) 60.0
 
July 28, 2021, 3 p.m. 30.0 ppb (29) 10.5 ppb (10) 31.7 ppb (30) 19.0 ppb (18) 21.0 ppb (20) 0.0 ppb (0) 21.0 ppb (20) 0.31 ppb (4) 43.0 μg/m3 (40) 19.0 μg/m3 (66) 66.0
 
July 28, 2021, 2 p.m. 17.2 ppb (17) 4.5 ppb (5) 16.6 ppb (16) 13.0 ppb (13) 13.0 ppb (13) 0.0 ppb (0) 19.0 ppb (18) 0.16 ppb (3) 30.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
July 28, 2021, 1 p.m. 24.4 ppb (24) 10.2 ppb (10) 16.1 ppb (16) 14.0 ppb (14) 12.3 ppb (12) 0.0 ppb (0) 16.0 ppb (15) 0.14 ppb (2) 22.0 μg/m3 (21) 7.0 μg/m3 (30) 30.0
 
July 28, 2021, noon 12.3 ppb (12) 1.2 ppb (2) 11.3 ppb (11) 11.0 ppb (11) 11.2 ppb (11) 0.0 ppb (0) 19.0 ppb (18) 0.11 ppb (2) 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
July 28, 2021, 11 a.m. 11.0 ppb (11) 1.1 ppb (2) 9.6 ppb (10) 10.0 ppb (10) 9.7 ppb (10) 0.0 ppb (0) 22.0 ppb (21) 0.08 ppb (2) 12.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
July 28, 2021, 10 a.m. 12.9 ppb (13) 1.0 ppb (1) 11.8 ppb (12) 12.0 ppb (12) 11.8 ppb (12) 0.0 ppb (0) 22.0 ppb (21) 0.08 ppb (2) 17.0 μg/m3 (16) 7.0 μg/m3 (30) 30.0
 
July 28, 2021, 9 a.m. 12.6 ppb (12) 0.9 ppb (1) 11.6 ppb (11) 12.0 ppb (12) 11.6 ppb (11) 0.0 ppb (0) 23.0 ppb (22) 0.1 ppb (2) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 8 a.m. 11.6 ppb (11) 0.9 ppb (1) 10.6 ppb (10) 11.0 ppb (11) 10.6 ppb (10) 0.0 ppb (0) 22.0 ppb (21) 0.16 ppb (3) 19.0 μg/m3 (18) 11.0 μg/m3 (46) 46.0
 
July 28, 2021, 7 a.m. 10.7 ppb (11) 0.7 ppb (1) 9.4 ppb (9) 10.0 ppb (10) 9.5 ppb (9) 0.0 ppb (0) 30.0 ppb (28) 0.21 ppb (3) 30.0 μg/m3 (28) 18.0 μg/m3 (64) 64.0
 
July 28, 2021, 6 a.m. 9.7 ppb (10) 0.5 ppb (1) 9.1 ppb (9) 9.0 ppb (9) 9.2 ppb (9) 0.0 ppb (0) 35.0 ppb (33) 0.14 ppb (2) 30.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
July 28, 2021, 5 a.m. 7.3 ppb (7) 0.4 ppb (1) 6.4 ppb (7) 7.0 ppb (7) 6.6 ppb (7) 0.0 ppb (0) 40.0 ppb (38) 0.15 ppb (2) 27.0 μg/m3 (25) 8.0 μg/m3 (34) 38.0
 
July 28, 2021, 4 a.m. 6.1 ppb (6) 0.4 ppb (1) 5.2 ppb (5) 6.0 ppb (6) 5.3 ppb (5) 0.0 ppb (0) 45.0 ppb (42) 0.12 ppb (2) 22.0 μg/m3 (21) 7.0 μg/m3 (30) 42.0
 
July 28, 2021, 3 a.m. 4.7 ppb (5) 0.4 ppb (1) 3.7 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 47.0 ppb (44) 0.08 ppb (2) 25.0 μg/m3 (24) 3.0 μg/m3 (13) 44.0
 
July 28, 2021, 2 a.m. 4.0 ppb (4) 0.5 ppb (1) 2.8 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 45.0 ppb (42) 0.07 ppb (2) 13.0 μg/m3 (13) 3.0 μg/m3 (13) 42.0
 
July 28, 2021, 1 a.m. 3.9 ppb (4) 0.6 ppb (1) 2.9 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 47.0 ppb (44) 0.07 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 44.0
 
July 28, 2021, midnight 4.2 ppb (4) 0.7 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 50.0 ppb (47) 0.08 ppb (2) 18.0 μg/m3 (17) 6.0 μg/m3 (25) 47.0
 
July 27, 2021, 11 p.m. 6.2 ppb (6) 1.1 ppb (2) 5.4 ppb (6) 5.0 ppb (5) 4.8 ppb (5) 0.0 ppb (0) 56.0 ppb (55) 0.12 ppb (2) 31.0 μg/m3 (29) 9.0 μg/m3 (38) 55.0
 
July 27, 2021, 10 p.m. 20.6 ppb (20) 8.8 ppb (9) 18.0 ppb (17) 12.0 ppb (12) 10.1 ppb (10) 0.0 ppb (0) 52.0 ppb (49) 0.12 ppb (2) 49.0 μg/m3 (46) 5.0 μg/m3 (21) 49.0
 
July 27, 2021, 9 p.m. 9.4 ppb (9) 3.1 ppb (3) 7.7 ppb (8) 6.0 ppb (6) 5.4 ppb (6) 0.0 ppb (0) 58.0 ppb (61) 0.13 ppb (2) 38.0 μg/m3 (36) 8.0 μg/m3 (34) 61.0
 
July 27, 2021, 8 p.m. 5.4 ppb (6) 1.0 ppb (1) 4.3 ppb (5) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 60.0 ppb (68) 0.12 ppb (2) 25.0 μg/m3 (24) 9.0 μg/m3 (38) 68.0
 
July 27, 2021, 7 p.m. 5.9 ppb (6) 1.0 ppb (1) 4.9 ppb (5) 5.0 ppb (5) 4.7 ppb (5) 0.0 ppb (0) 59.0 ppb (65) 0.13 ppb (2) 35.0 μg/m3 (33) 10.0 μg/m3 (42) 65.0
 
July 27, 2021, 6 p.m. 6.6 ppb (7) 1.4 ppb (2) 5.4 ppb (6) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 59.0 ppb (65) 0.16 ppb (3) 38.0 μg/m3 (36) 20.0 μg/m3 (68) 68.0
 
July 27, 2021, 5 p.m. 6.4 ppb (7) 1.3 ppb (2) 5.4 ppb (6) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 56.0 ppb (55) 0.17 ppb (3) 31.0 μg/m3 (29) 18.0 μg/m3 (64) 64.0
 
July 27, 2021, 4 p.m. 7.5 ppb (8) 1.5 ppb (2) 6.3 ppb (6) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 52.0 ppb (49) 0.14 ppb (2) 36.0 μg/m3 (34) 15.0 μg/m3 (58) 58.0
 
July 27, 2021, 3 p.m. 15.8 ppb (15) 2.2 ppb (3) 15.1 ppb (15) 14.0 ppb (14) 14.2 ppb (14) 0.0 ppb (0) 39.0 ppb (37) 0.3 ppb (4) 57.0 μg/m3 (52) 27.0 μg/m3 (83) 83.0
 
July 27, 2021, 2 p.m. 23.7 ppb (23) 2.9 ppb (3) 22.7 ppb (22) 21.0 ppb (20) 21.2 ppb (20) 0.0 ppb (0) 23.0 ppb (22) 0.44 ppb (5) 88.0 μg/m3 (68) 34.0 μg/m3 (98) 98.0
 
July 27, 2021, 1 p.m. 13.1 ppb (13) 1.2 ppb (2) 12.2 ppb (12) 12.0 ppb (12) 12.1 ppb (12) 0.0 ppb (0) 37.0 ppb (35) 0.35 ppb (4) 56.0 μg/m3 (52) 35.0 μg/m3 (100) 100.0
 
July 27, 2021, noon 9.7 ppb (10) 0.9 ppb (1) 9.1 ppb (9) 9.0 ppb (9) 9.2 ppb (9) 0.0 ppb (0) 44.0 ppb (41) 0.33 ppb (4) 51.0 μg/m3 (48) 35.0 μg/m3 (100) 100.0
 
July 27, 2021, 11 a.m. 8.1 ppb (8) 0.8 ppb (1) 7.5 ppb (8) 7.0 ppb (7) 7.6 ppb (8) 0.0 ppb (0) 45.0 ppb (42) 0.32 ppb (4) 51.0 μg/m3 (48) 39.0 μg/m3 (110) 110.0
 
July 27, 2021, 10 a.m. 5.9 ppb (6) 0.8 ppb (1) 5.2 ppb (5) 5.0 ppb (5) 5.3 ppb (5) 0.0 ppb (0) 47.0 ppb (44) 0.3 ppb (4) 52.0 μg/m3 (49) 36.0 μg/m3 (103) 103.0
 
July 27, 2021, 9 a.m. 6.0 ppb (6) 0.7 ppb (1) 5.5 ppb (6) 5.0 ppb (5) 5.6 ppb (6) 0.0 ppb (0) 50.0 ppb (47) 0.35 ppb (4) 62.0 μg/m3 (55) 48.0 μg/m3 (132) 132.0
 
July 27, 2021, 8 a.m. 5.2 ppb (5) 0.7 ppb (1) 4.6 ppb (5) 5.0 ppb (5) 4.7 ppb (5) 0.0 ppb (0) 56.0 ppb (55) 0.42 ppb (5) 71.0 μg/m3 (59) 53.0 μg/m3 (145) 145.0
 
July 27, 2021, 7 a.m. 6.9 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 51.0 ppb (48) 0.43 ppb (5) 80.0 μg/m3 (64) 51.0 μg/m3 (140) 140.0
 
July 27, 2021, 6 a.m. 6.8 ppb (7) 0.7 ppb (1) 6.5 ppb (7) 6.0 ppb (6) 6.7 ppb (7) 0.0 ppb (0) 54.0 ppb (50) 0.46 ppb (6) 89.0 μg/m3 (68) 54.0 μg/m3 (147) 147.0
 
July 27, 2021, 5 a.m. 11.4 ppb (11) 0.8 ppb (1) 12.4 ppb (12) 11.0 ppb (11) 12.5 ppb (12) 0.0 ppb (0) 50.0 ppb (47) 0.83 ppb (10) 161.0 μg/m3 (104) 112.0 μg/m3 (181) 181.0
 
July 27, 2021, 4 a.m. 7.4 ppb (7) 0.6 ppb (1) 7.0 ppb (7) 7.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 57.0 ppb (58) 0.53 ppb (6) 99.0 μg/m3 (73) 63.0 μg/m3 (155) 155.0
 
July 27, 2021, 3 a.m. 11.0 ppb (11) 0.4 ppb (1) 10.8 ppb (11) 11.0 ppb (11) 10.9 ppb (11) 0.0 ppb (0) 53.0 ppb (50) 0.38 ppb (5) 90.0 μg/m3 (69) 40.0 μg/m3 (113) 113.0
 
July 27, 2021, 2 a.m. 6.2 ppb (6) 0.3 ppb (1) 5.9 ppb (6) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 58.0 ppb (61) 0.34 ppb (4) 66.0 μg/m3 (57) 42.0 μg/m3 (118) 118.0
 
July 27, 2021, 1 a.m. 4.6 ppb (5) 0.4 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 57.0 ppb (58) 0.22 ppb (3) 121.0 μg/m3 (84) 31.0 μg/m3 (91) 91.0
 
July 27, 2021, midnight 5.2 ppb (5) 0.3 ppb (1) 5.5 ppb (6) 5.0 ppb (5) 5.6 ppb (6) 0.0 ppb (0) 62.0 ppb (74) 0.43 ppb (5) 94.0 μg/m3 (71) 60.0 μg/m3 (154) 154.0
 
July 26, 2021, 11 p.m. 7.4 ppb (7) 0.3 ppb (1) 8.7 ppb (9) 7.0 ppb (7) 8.7 ppb (9) 1.0 ppb (2) 73.0 ppb (103) 0.93 ppb (11) 219.0 μg/m3 (133) 138.0 μg/m3 (194) 194.0
 
July 26, 2021, 10 p.m. 8.0 ppb (8) 0.5 ppb (1) 9.4 ppb (9) 7.0 ppb (7) 9.2 ppb (9) 0.0 ppb (0) 72.0 ppb (102) 0.81 ppb (10) 162.0 μg/m3 (105) 106.0 μg/m3 (178) 178.0
 
July 26, 2021, 9 p.m. N/A N/A 12.2 ppb (12) N/A 10.5 ppb (10) 0.0 ppb (0) 74.0 ppb (103) 0.81 ppb (10) 190.0 μg/m3 (119) 111.0 μg/m3 (180) 180.0
 
July 26, 2021, 8 p.m. N/A N/A 14.5 ppb (14) N/A 12.7 ppb (12) 1.0 ppb (2) 81.0 ppb (107) 0.95 ppb (11) 182.0 μg/m3 (115) 120.0 μg/m3 (185) 185.0
 
July 26, 2021, 7 p.m. N/A N/A 21.3 ppb (21) N/A 19.8 ppb (19) 1.0 ppb (2) 99.0 ppb (116) 1.24 ppb (14) 249.0 μg/m3 (148) 165.0 μg/m3 (216) 216.0
 
July 26, 2021, 6 p.m. 30.8 ppb (30) 2.6 ppb (3) N/A 28.0 ppb (27) N/A 1.0 ppb (2) 93.0 ppb (113) 1.36 ppb (16) 274.0 μg/m3 (161) 171.0 μg/m3 (222) 222.0
 
July 26, 2021, 5 p.m. 39.8 ppb (38) 4.5 ppb (5) N/A 35.0 ppb (34) N/A 1.0 ppb (2) 57.0 ppb (58) 1.4 ppb (16) 272.0 μg/m3 (160) 158.0 μg/m3 (209) 209.0
 
July 26, 2021, 4 p.m. 36.3 ppb (35) 5.0 ppb (5) N/A 31.0 ppb (30) N/A 1.0 ppb (2) 41.0 ppb (38) 1.3 ppb (15) 383.0 μg/m3 (242) 153.0 μg/m3 (204) 242.0
 
July 26, 2021, 3 p.m. 47.7 ppb (45) 10.5 ppb (10) N/A 37.0 ppb (35) N/A 1.0 ppb (2) 21.0 ppb (20) 1.24 ppb (14) 191.0 μg/m3 (119) 122.0 μg/m3 (186) 186.0
 
July 26, 2021, 2 p.m. 28.9 ppb (28) 4.2 ppb (4) 31.6 ppb (30) 25.0 ppb (24) 28.3 ppb (27) N/A N/A N/A 176.0 μg/m3 (112) 100.0 μg/m3 (174) 174.0
 
July 26, 2021, 1 p.m. 24.7 ppb (24) 3.1 ppb (3) 21.8 ppb (21) 22.0 ppb (21) 21.3 ppb (21) N/A N/A N/A 149.0 μg/m3 (98) 90.0 μg/m3 (169) 169.0
 
July 26, 2021, noon 14.9 ppb (15) 1.1 ppb (2) 15.3 ppb (15) 14.0 ppb (14) 15.2 ppb (15) 1.0 ppb (2) 21.0 ppb (20) 0.87 ppb (11) 169.0 μg/m3 (108) 94.0 μg/m3 (171) 171.0
 
July 26, 2021, 11 a.m. 13.4 ppb (13) 1.0 ppb (1) 14.7 ppb (14) 12.0 ppb (12) 14.5 ppb (14) 0.0 ppb (0) 25.0 ppb (24) 0.93 ppb (11) 198.0 μg/m3 (123) 117.0 μg/m3 (183) 183.0
 
July 26, 2021, 10 a.m. 10.5 ppb (10) 1.1 ppb (2) 13.6 ppb (13) 9.0 ppb (9) 13.3 ppb (13) 1.0 ppb (2) 36.0 ppb (34) 1.32 ppb (15) 210.0 μg/m3 (129) 158.0 μg/m3 (209) 209.0
 
July 26, 2021, 9 a.m. 8.6 ppb (9) 0.6 ppb (1) 10.2 ppb (10) 8.0 ppb (8) 10.2 ppb (10) 1.0 ppb (2) 40.0 ppb (38) 1.01 ppb (12) 143.0 μg/m3 (95) 104.0 μg/m3 (177) 177.0
 
July 26, 2021, 8 a.m. 7.3 ppb (7) 0.5 ppb (1) 8.6 ppb (9) 7.0 ppb (7) 8.7 ppb (9) 1.0 ppb (2) 52.0 ppb (49) 0.77 ppb (10) 137.0 μg/m3 (92) 100.0 μg/m3 (174) 174.0
 
July 26, 2021, 7 a.m. 9.6 ppb (10) 0.3 ppb (1) 10.0 ppb (10) 9.0 ppb (9) 10.1 ppb (10) 0.0 ppb (0) 44.0 ppb (41) 0.46 ppb (6) 76.0 μg/m3 (62) 55.0 μg/m3 (150) 150.0
 
July 26, 2021, 6 a.m. 9.2 ppb (9) 0.2 ppb (1) 9.8 ppb (10) 9.0 ppb (9) 9.9 ppb (10) 1.0 ppb (2) 44.0 ppb (41) 0.43 ppb (5) 88.0 μg/m3 (68) 60.0 μg/m3 (154) 154.0
 
July 26, 2021, 5 a.m. 6.9 ppb (7) 0.2 ppb (1) 7.1 ppb (7) 7.0 ppb (7) 7.2 ppb (7) 1.0 ppb (2) 49.0 ppb (46) 0.45 ppb (6) 90.0 μg/m3 (69) 58.0 μg/m3 (153) 153.0
 
July 26, 2021, 4 a.m. 4.9 ppb (5) 0.1 ppb (1) 5.4 ppb (6) 5.0 ppb (5) 5.5 ppb (6) 0.0 ppb (0) 54.0 ppb (50) 0.33 ppb (4) 64.0 μg/m3 (56) 40.0 μg/m3 (113) 113.0
 
July 26, 2021, 3 a.m. 4.5 ppb (5) 0.0 ppb (0) 4.9 ppb (5) 4.0 ppb (4) 5.1 ppb (5) 1.0 ppb (2) 57.0 ppb (58) 0.4 ppb (5) 99.0 μg/m3 (73) 57.0 μg/m3 (152) 152.0
 
July 26, 2021, 2 a.m. 5.9 ppb (6) 0.1 ppb (1) 7.0 ppb (7) 6.0 ppb (6) 7.1 ppb (7) 1.0 ppb (2) 56.0 ppb (55) 0.66 ppb (8) 150.0 μg/m3 (99) 99.0 μg/m3 (174) 174.0
 
July 26, 2021, 1 a.m. 5.9 ppb (6) 0.1 ppb (1) 7.0 ppb (7) 6.0 ppb (6) 7.1 ppb (7) 1.0 ppb (2) 64.0 ppb (81) 0.68 ppb (8) 147.0 μg/m3 (97) 92.0 μg/m3 (170) 170.0
 
July 26, 2021, midnight 7.3 ppb (7) 0.1 ppb (1) 10.7 ppb (11) 7.0 ppb (7) 10.9 ppb (11) 1.0 ppb (2) 76.0 ppb (104) 1.39 ppb (16) 384.0 μg/m3 (243) 266.0 μg/m3 (317) 317.0
 
July 25, 2021, 11 p.m. 4.3 ppb (5) 0.1 ppb (1) 5.1 ppb (5) 4.0 ppb (4) 5.2 ppb (5) 1.0 ppb (2) 77.0 ppb (105) 0.59 ppb (7) 127.0 μg/m3 (87) 84.0 μg/m3 (166) 166.0
 
July 25, 2021, 10 p.m. 5.5 ppb (6) 0.3 ppb (1) 6.0 ppb (6) 5.0 ppb (5) 6.0 ppb (6) 0.0 ppb (0) 80.0 ppb (106) 0.5 ppb (6) 101.0 μg/m3 (74) 72.0 μg/m3 (160) 160.0
 
July 25, 2021, 9 p.m. 6.1 ppb (6) 0.5 ppb (1) 7.1 ppb (7) 6.0 ppb (6) 7.2 ppb (7) 0.0 ppb (0) 85.0 ppb (109) 0.52 ppb (6) 119.0 μg/m3 (83) 69.0 μg/m3 (158) 158.0
 
July 25, 2021, 8 p.m. 6.1 ppb (6) 0.4 ppb (1) 7.6 ppb (8) 6.0 ppb (6) 7.6 ppb (8) 1.0 ppb (2) 86.0 ppb (109) 0.67 ppb (8) 202.0 μg/m3 (125) 101.0 μg/m3 (175) 175.0
 
July 25, 2021, 7 p.m. 9.9 ppb (10) 0.6 ppb (1) 13.6 ppb (13) 9.0 ppb (9) 13.5 ppb (13) 1.0 ppb (2) 86.0 ppb (109) 1.28 ppb (15) 270.0 μg/m3 (159) 195.0 μg/m3 (246) 246.0
 
July 25, 2021, 6 p.m. 9.9 ppb (10) 0.9 ppb (1) 13.0 ppb (13) 9.0 ppb (9) 12.9 ppb (13) 1.0 ppb (2) 67.0 ppb (91) 1.26 ppb (15) 228.0 μg/m3 (138) 161.0 μg/m3 (212) 212.0
 
July 25, 2021, 5 p.m. 10.3 ppb (10) 1.1 ppb (2) 12.5 ppb (12) 9.0 ppb (9) 12.2 ppb (12) 1.0 ppb (2) 54.0 ppb (50) 0.96 ppb (12) 173.0 μg/m3 (110) 123.0 μg/m3 (186) 186.0
 
July 25, 2021, 4 p.m. 9.2 ppb (9) 1.2 ppb (2) 10.4 ppb (10) 8.0 ppb (8) 10.2 ppb (10) 1.0 ppb (2) 46.0 ppb (43) 0.77 ppb (10) 130.0 μg/m3 (89) 97.0 μg/m3 (173) 173.0
 
July 25, 2021, 3 p.m. 8.4 ppb (8) 1.2 ppb (2) 8.9 ppb (9) 7.0 ppb (7) 8.8 ppb (9) 1.0 ppb (2) 40.0 ppb (38) 0.72 ppb (8) 128.0 μg/m3 (88) 88.0 μg/m3 (168) 168.0
 
July 25, 2021, 2 p.m. 9.7 ppb (10) 1.6 ppb (2) 10.2 ppb (10) 8.0 ppb (8) 9.8 ppb (10) 0.0 ppb (0) 36.0 ppb (34) 0.78 ppb (10) 173.0 μg/m3 (110) 103.0 μg/m3 (176) 176.0
 
July 25, 2021, 1 p.m. 7.4 ppb (7) 0.9 ppb (1) 7.8 ppb (8) 6.0 ppb (6) 7.8 ppb (8) 0.0 ppb (0) 41.0 ppb (38) 0.69 ppb (8) 119.0 μg/m3 (83) 84.0 μg/m3 (166) 166.0
 
July 25, 2021, noon 7.9 ppb (8) 0.9 ppb (1) 7.4 ppb (7) 7.0 ppb (7) 7.5 ppb (8) 0.0 ppb (0) 39.0 ppb (37) 0.58 ppb (7) 101.0 μg/m3 (74) 64.0 μg/m3 (156) 156.0
 
July 25, 2021, 11 a.m. 6.2 ppb (6) 0.5 ppb (1) 5.4 ppb (6) 6.0 ppb (6) 5.5 ppb (6) 0.0 ppb (0) 41.0 ppb (38) 0.46 ppb (6) 80.0 μg/m3 (64) 37.0 μg/m3 (105) 105.0
 
July 25, 2021, 10 a.m. 5.4 ppb (6) 0.4 ppb (1) 4.8 ppb (5) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 48.0 ppb (45) 0.39 ppb (5) 71.0 μg/m3 (59) 48.0 μg/m3 (132) 132.0
 
July 25, 2021, 9 a.m. 6.1 ppb (6) 0.3 ppb (1) 5.2 ppb (5) 6.0 ppb (6) 5.3 ppb (5) 0.0 ppb (0) 44.0 ppb (41) 0.4 ppb (5) 80.0 μg/m3 (64) 50.0 μg/m3 (137) 137.0
 
July 25, 2021, 8 a.m. 6.0 ppb (6) 0.1 ppb (1) 5.6 ppb (6) 6.0 ppb (6) 5.7 ppb (6) 0.0 ppb (0) 50.0 ppb (47) 0.39 ppb (5) 70.0 μg/m3 (59) 41.0 μg/m3 (115) 115.0
 
July 25, 2021, 7 a.m. 7.5 ppb (8) 0.0 ppb (0) 7.5 ppb (8) 7.0 ppb (7) 7.6 ppb (8) 0.0 ppb (0) 55.0 ppb (51) 0.47 ppb (6) 88.0 μg/m3 (68) 59.0 μg/m3 (153) 153.0
 
July 25, 2021, 6 a.m. 8.0 ppb (8) 0.1 ppb (1) 8.0 ppb (8) 8.0 ppb (8) 8.2 ppb (8) 0.0 ppb (0) 57.0 ppb (58) 0.53 ppb (6) 101.0 μg/m3 (74) 65.0 μg/m3 (156) 156.0
 
July 25, 2021, 5 a.m. 7.2 ppb (7) 0.0 ppb (0) 6.9 ppb (7) 7.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 57.0 ppb (58) 0.39 ppb (5) 67.0 μg/m3 (57) 37.0 μg/m3 (105) 105.0
 
July 25, 2021, 4 a.m. 6.5 ppb (7) 0.1 ppb (1) 6.2 ppb (6) 6.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 59.0 ppb (65) 0.32 ppb (4) 65.0 μg/m3 (56) 30.0 μg/m3 (89) 89.0
 
July 25, 2021, 3 a.m. 5.5 ppb (6) 0.2 ppb (1) 5.0 ppb (5) 5.0 ppb (5) 5.1 ppb (5) 0.0 ppb (0) 60.0 ppb (68) 0.27 ppb (4) 49.0 μg/m3 (46) 27.0 μg/m3 (83) 83.0
 
July 25, 2021, 2 a.m. 4.4 ppb (5) 0.1 ppb (1) 4.0 ppb (4) 4.0 ppb (4) 4.2 ppb (4) 0.0 ppb (0) 64.0 ppb (81) 0.24 ppb (3) 54.0 μg/m3 (50) 25.0 μg/m3 (79) 81.0
 
July 25, 2021, 1 a.m. 4.5 ppb (5) 0.1 ppb (1) 4.6 ppb (5) 4.0 ppb (4) 4.8 ppb (5) 0.0 ppb (0) 78.0 ppb (105) 0.34 ppb (4) 77.0 μg/m3 (62) 47.0 μg/m3 (130) 130.0
 
July 25, 2021, midnight 4.0 ppb (4) 0.1 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 81.0 ppb (107) 0.34 ppb (4) 83.0 μg/m3 (65) 43.0 μg/m3 (120) 120.0
 
July 24, 2021, 11 p.m. 4.8 ppb (5) 0.2 ppb (1) 4.8 ppb (5) 5.0 ppb (5) 4.9 ppb (5) 0.0 ppb (0) 80.0 ppb (106) 0.33 ppb (4) 84.0 μg/m3 (66) 47.0 μg/m3 (130) 130.0
 
July 24, 2021, 10 p.m. 3.9 ppb (4) 0.2 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) 79.0 ppb (106) 0.33 ppb (4) 65.0 μg/m3 (56) 42.0 μg/m3 (118) 118.0
 
July 24, 2021, 9 p.m. 5.8 ppb (6) 0.4 ppb (1) 6.3 ppb (6) 5.0 ppb (5) 6.3 ppb (6) 1.0 ppb (2) 85.0 ppb (109) 0.46 ppb (6) 102.0 μg/m3 (75) 65.0 μg/m3 (156) 156.0
 
July 24, 2021, 8 p.m. 5.4 ppb (6) 0.4 ppb (1) 6.3 ppb (6) 5.0 ppb (5) 6.3 ppb (6) 0.0 ppb (0) 83.0 ppb (108) 0.57 ppb (7) 144.0 μg/m3 (96) 82.0 μg/m3 (165) 165.0
 
July 24, 2021, 7 p.m. 5.2 ppb (5) 0.6 ppb (1) 5.6 ppb (6) 5.0 ppb (5) 5.5 ppb (6) 0.0 ppb (0) 72.0 ppb (102) 0.48 ppb (6) 111.0 μg/m3 (79) 66.0 μg/m3 (157) 157.0
 
July 24, 2021, 6 p.m. 9.7 ppb (10) 1.0 ppb (1) 11.4 ppb (11) 9.0 ppb (9) 11.1 ppb (11) 1.0 ppb (2) 80.0 ppb (106) 0.69 ppb (8) 153.0 μg/m3 (100) 100.0 μg/m3 (174) 174.0
 
July 24, 2021, 5 p.m. 13.2 ppb (13) 1.4 ppb (2) 16.0 ppb (16) 12.0 ppb (12) 15.4 ppb (15) 1.0 ppb (2) 74.0 ppb (103) 0.94 ppb (11) 189.0 μg/m3 (118) 131.0 μg/m3 (190) 190.0
 
July 24, 2021, 4 p.m. 9.2 ppb (9) 1.2 ppb (2) 10.7 ppb (11) 8.0 ppb (8) 10.4 ppb (10) 1.0 ppb (2) 52.0 ppb (49) 0.84 ppb (10) 148.0 μg/m3 (98) 114.0 μg/m3 (182) 182.0
 
July 24, 2021, 3 p.m. 10.1 ppb (10) 1.6 ppb (2) 10.9 ppb (11) 8.0 ppb (8) 10.4 ppb (10) 0.0 ppb (0) 39.0 ppb (37) 0.76 ppb (10) 135.0 μg/m3 (91) 101.0 μg/m3 (175) 175.0
 
July 24, 2021, 2 p.m. 10.4 ppb (10) 1.5 ppb (2) 10.9 ppb (11) 9.0 ppb (9) 10.6 ppb (10) 0.0 ppb (0) 32.0 ppb (30) 0.71 ppb (8) 124.0 μg/m3 (86) 93.0 μg/m3 (171) 171.0
 
July 24, 2021, 1 p.m. 9.5 ppb (9) 1.2 ppb (2) 10.1 ppb (10) 8.0 ppb (8) 10.0 ppb (10) 0.0 ppb (0) 33.0 ppb (31) 0.7 ppb (8) 129.0 μg/m3 (88) 90.0 μg/m3 (169) 169.0
 
July 24, 2021, noon 8.1 ppb (8) 0.9 ppb (1) 8.6 ppb (9) 7.0 ppb (7) 8.7 ppb (9) 0.0 ppb (0) 35.0 ppb (33) 0.62 ppb (7) 107.0 μg/m3 (77) 81.0 μg/m3 (165) 165.0
 
July 24, 2021, 11 a.m. 9.7 ppb (10) 0.8 ppb (1) 9.8 ppb (10) 9.0 ppb (9) 9.9 ppb (10) 0.0 ppb (0) 33.0 ppb (31) 0.56 ppb (7) 110.0 μg/m3 (79) 72.0 μg/m3 (160) 160.0
 
July 24, 2021, 10 a.m. 9.6 ppb (10) 0.7 ppb (1) 9.8 ppb (10) 9.0 ppb (9) 9.9 ppb (10) 0.0 ppb (0) 38.0 ppb (36) 0.41 ppb (5) 70.0 μg/m3 (59) 51.0 μg/m3 (140) 140.0
 
July 24, 2021, 9 a.m. 7.8 ppb (8) 0.5 ppb (1) 7.5 ppb (8) 7.0 ppb (7) 7.7 ppb (8) 0.0 ppb (0) 42.0 ppb (39) 0.36 ppb (5) 69.0 μg/m3 (58) 42.0 μg/m3 (118) 118.0
 
July 24, 2021, 8 a.m. 10.6 ppb (10) 0.5 ppb (1) 9.8 ppb (10) 10.0 ppb (10) 9.9 ppb (10) 1.0 ppb (2) 35.0 ppb (33) 0.61 ppb (7) 98.0 μg/m3 (73) 62.0 μg/m3 (155) 155.0
 
July 24, 2021, 7 a.m. 9.5 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 43.0 ppb (40) 0.78 ppb (10) 134.0 μg/m3 (91) 93.0 μg/m3 (171) 171.0
 
July 24, 2021, 6 a.m. 7.3 ppb (7) 0.2 ppb (1) 7.5 ppb (8) 7.0 ppb (7) 7.6 ppb (8) 0.0 ppb (0) 47.0 ppb (44) 0.39 ppb (5) 61.0 μg/m3 (54) 38.0 μg/m3 (108) 108.0
 
July 24, 2021, 5 a.m. 7.1 ppb (7) 0.2 ppb (1) 6.6 ppb (7) 7.0 ppb (7) 6.8 ppb (7) 0.0 ppb (0) 49.0 ppb (46) 0.24 ppb (3) 35.0 μg/m3 (33) 19.0 μg/m3 (66) 66.0
 
July 24, 2021, 4 a.m. 5.6 ppb (6) 0.2 ppb (1) 5.2 ppb (5) 5.0 ppb (5) 5.3 ppb (5) 1.0 ppb (2) 57.0 ppb (58) 0.23 ppb (3) 50.0 μg/m3 (47) 32.0 μg/m3 (93) 93.0
 
July 24, 2021, 3 a.m. 4.5 ppb (5) 0.1 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 4.2 ppb (4) 0.0 ppb (0) 54.0 ppb (50) 0.16 ppb (3) 33.0 μg/m3 (31) 11.0 μg/m3 (46) 50.0
 
July 24, 2021, 2 a.m. 4.8 ppb (5) 0.3 ppb (1) 4.4 ppb (5) 4.0 ppb (4) 4.3 ppb (5) 0.0 ppb (0) 55.0 ppb (51) 0.13 ppb (2) 32.0 μg/m3 (30) 8.0 μg/m3 (34) 51.0
 
July 24, 2021, 1 a.m. 5.3 ppb (5) 0.2 ppb (1) 5.5 ppb (6) 5.0 ppb (5) 5.5 ppb (6) 0.0 ppb (0) 67.0 ppb (91) 0.2 ppb (3) 48.0 μg/m3 (45) 28.0 μg/m3 (85) 91.0
 
July 24, 2021, midnight 5.1 ppb (5) 0.3 ppb (1) 5.5 ppb (6) 5.0 ppb (5) 5.5 ppb (6) 0.0 ppb (0) 75.0 ppb (104) 0.23 ppb (3) 57.0 μg/m3 (52) 34.0 μg/m3 (98) 104.0
 
July 23, 2021, 11 p.m. 4.6 ppb (5) 0.3 ppb (1) 5.1 ppb (5) 4.0 ppb (4) 5.0 ppb (5) 0.0 ppb (0) 71.0 ppb (101) 0.23 ppb (3) 77.0 μg/m3 (62) 35.0 μg/m3 (100) 101.0
 
July 23, 2021, 10 p.m. 3.9 ppb (4) 0.2 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 4.3 ppb (5) 0.0 ppb (0) 69.0 ppb (97) 0.21 ppb (3) 51.0 μg/m3 (48) 32.0 μg/m3 (93) 97.0
 
July 23, 2021, 9 p.m. 5.0 ppb (5) 0.5 ppb (1) 5.6 ppb (6) 5.0 ppb (5) 5.4 ppb (6) 0.0 ppb (0) 68.0 ppb (94) 0.17 ppb (3) 51.0 μg/m3 (48) 21.0 μg/m3 (70) 94.0
 
July 23, 2021, 8 p.m. 4.6 ppb (5) 0.5 ppb (1) 5.2 ppb (5) 4.0 ppb (4) 5.0 ppb (5) 0.0 ppb (0) 66.0 ppb (87) 0.14 ppb (2) 43.0 μg/m3 (40) 18.0 μg/m3 (64) 87.0
 
July 23, 2021, 7 p.m. 4.9 ppb (5) 0.7 ppb (1) 5.3 ppb (5) 4.0 ppb (4) 5.0 ppb (5) 0.0 ppb (0) 60.0 ppb (68) 0.13 ppb (2) 34.0 μg/m3 (32) 11.0 μg/m3 (46) 68.0
 
July 23, 2021, 6 p.m. 10.6 ppb (10) 2.1 ppb (2) 11.5 ppb (11) 9.0 ppb (9) 9.9 ppb (10) 0.0 ppb (0) 56.0 ppb (55) 0.13 ppb (2) 44.0 μg/m3 (41) 13.0 μg/m3 (53) 55.0
 
July 23, 2021, 5 p.m. 19.0 ppb (18) 4.3 ppb (5) 20.9 ppb (20) 15.0 ppb (15) 16.9 ppb (16) 0.0 ppb (0) 45.0 ppb (42) 0.19 ppb (3) 68.0 μg/m3 (58) 16.0 μg/m3 (60) 60.0
 
July 23, 2021, 4 p.m. 11.1 ppb (11) 2.4 ppb (3) 11.1 ppb (11) 9.0 ppb (9) 9.4 ppb (9) 0.0 ppb (0) 45.0 ppb (42) 0.11 ppb (2) 25.0 μg/m3 (24) 5.0 μg/m3 (21) 42.0
 
July 23, 2021, 3 p.m. 11.1 ppb (11) 2.7 ppb (3) 10.8 ppb (11) 8.0 ppb (8) 8.9 ppb (9) 0.0 ppb (0) 39.0 ppb (37) 0.11 ppb (2) 18.0 μg/m3 (17) 4.0 μg/m3 (17) 37.0
 
July 23, 2021, 2 p.m. 17.2 ppb (17) 3.4 ppb (4) 16.6 ppb (16) 14.0 ppb (14) 14.3 ppb (14) 0.0 ppb (0) 28.0 ppb (26) 0.14 ppb (2) 24.0 μg/m3 (23) 5.0 μg/m3 (21) 26.0
 
July 23, 2021, 1 p.m. 21.9 ppb (21) 2.5 ppb (3) 21.3 ppb (21) 19.0 ppb (18) 19.9 ppb (19) 0.0 ppb (0) 21.0 ppb (20) 0.14 ppb (2) 24.0 μg/m3 (23) 5.0 μg/m3 (21) 23.0
 
July 23, 2021, noon 18.6 ppb (18) 0.9 ppb (1) 18.1 ppb (18) 18.0 ppb (17) 18.1 ppb (18) 0.0 ppb (0) 23.0 ppb (22) 0.1 ppb (2) 17.0 μg/m3 (16) 7.0 μg/m3 (30) 30.0
 
July 23, 2021, 11 a.m. 11.9 ppb (12) 0.7 ppb (1) 11.4 ppb (11) 11.0 ppb (11) 11.5 ppb (11) 0.0 ppb (0) 29.0 ppb (27) 0.08 ppb (2) 8.0 μg/m3 (8) 7.0 μg/m3 (30) 30.0
 
July 23, 2021, 10 a.m. 10.3 ppb (10) 0.6 ppb (1) 10.1 ppb (10) 10.0 ppb (10) 10.2 ppb (10) 0.0 ppb (0) 32.0 ppb (30) 0.08 ppb (2) 23.0 μg/m3 (22) 3.0 μg/m3 (13) 30.0
 
July 23, 2021, 9 a.m. 6.3 ppb (6) 0.4 ppb (1) 5.7 ppb (6) 6.0 ppb (6) 5.8 ppb (6) 0.0 ppb (0) 38.0 ppb (36) 0.07 ppb (2) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 36.0
 
July 23, 2021, 8 a.m. 6.6 ppb (7) 0.3 ppb (1) 6.1 ppb (6) 6.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 43.0 ppb (40) 0.08 ppb (2) 20.0 μg/m3 (19) 5.0 μg/m3 (21) 40.0
 
July 23, 2021, 7 a.m. 4.1 ppb (4) 0.2 ppb (1) 3.5 ppb (4) 4.0 ppb (4) 3.7 ppb (4) 0.0 ppb (0) 50.0 ppb (47) 0.07 ppb (2) 13.0 μg/m3 (13) 4.0 μg/m3 (17) 47.0