ID: 181

AQSQID: 060658001

Site Name: Riverside - Rubidoux

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

Updated: Sept. 21, 2021, 5:05 p.m.

Location: Rivside (Rivview Dr), CA

Reporting: True, Located: True

Current AQI: 103.0

Rivside (Rivview Dr) CA, US: 33.999449, -117.415831

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2021, 3 p.m. 106.9 ppb (103) 62.2 ppb (60) 95.3 ppb (95) 45.0 ppb (43) 41.8 ppb (40) 1.0 ppb (2) 6.0 ppb (6) 0.77 ppb (10) 140.0 μg/m3 (94) 29.0 μg/m3 (87) 103.0
 
Sept. 21, 2021, 2 p.m. 113.2 ppb (104) 79.3 ppb (78) 103.8 ppb (102) 34.0 ppb (33) 33.0 ppb (32) 1.0 ppb (2) 2.0 ppb (2) 0.91 ppb (11) 100.0 μg/m3 (74) 22.0 μg/m3 (72) 104.0
 
Sept. 21, 2021, 1 p.m. 87.8 ppb (88) 60.9 ppb (59) 85.3 ppb (85) 27.0 ppb (26) 25.0 ppb (24) 1.0 ppb (2) 1.0 ppb (1) 0.88 ppb (11) 64.0 μg/m3 (56) 17.0 μg/m3 (62) 88.0
 
Sept. 21, 2021, noon 61.6 ppb (60) 36.3 ppb (35) 56.8 ppb (54) 26.0 ppb (25) 25.1 ppb (24) 1.0 ppb (2) 1.0 ppb (1) 0.62 ppb (7) 52.0 μg/m3 (49) 12.0 μg/m3 (50) 60.0
 
Sept. 21, 2021, 11 a.m. 36.4 ppb (35) 12.1 ppb (12) 38.0 ppb (36) 24.0 ppb (23) 21.9 ppb (21) 1.0 ppb (2) 1.0 ppb (1) 0.45 ppb (6) 49.0 μg/m3 (46) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2021, 10 a.m. 37.4 ppb (36) 11.6 ppb (11) 31.5 ppb (30) 26.0 ppb (25) 23.7 ppb (23) 1.0 ppb (2) 1.0 ppb (1) 0.42 ppb (5) 47.0 μg/m3 (44) 13.0 μg/m3 (53) 53.0
 
Sept. 21, 2021, 9 a.m. 25.2 ppb (24) 3.0 ppb (3) 20.5 ppb (20) 22.0 ppb (21) 19.2 ppb (19) 0.0 ppb (0) 6.0 ppb (6) 0.38 ppb (5) 45.0 μg/m3 (42) 9.0 μg/m3 (38) 42.0
 
Sept. 21, 2021, 8 a.m. 21.5 ppb (21) 1.9 ppb (2) 22.7 ppb (22) 20.0 ppb (19) 21.9 ppb (21) 0.0 ppb (0) 8.0 ppb (8) 0.42 ppb (5) 62.0 μg/m3 (55) 7.0 μg/m3 (30) 55.0
 
Sept. 21, 2021, 7 a.m. 19.8 ppb (19) 1.5 ppb (2) 18.0 ppb (17) 18.0 ppb (17) 17.8 ppb (17) 0.0 ppb (0) 14.0 ppb (13) 0.47 ppb (6) 47.0 μg/m3 (44) 7.0 μg/m3 (30) 44.0
 
Sept. 21, 2021, 6 a.m. 17.6 ppb (17) 1.6 ppb (2) 15.0 ppb (15) 16.0 ppb (16) 14.6 ppb (14) 1.0 ppb (2) 20.0 ppb (19) 0.31 ppb (4) 49.0 μg/m3 (46) 6.0 μg/m3 (25) 46.0
 
Sept. 21, 2021, 5 a.m. 13.5 ppb (13) 1.3 ppb (2) 13.1 ppb (13) 12.0 ppb (12) 12.9 ppb (13) 0.0 ppb (0) 27.0 ppb (25) 0.27 ppb (4) 38.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2021, 4 a.m. 12.2 ppb (12) 1.6 ppb (2) 10.0 ppb (10) 11.0 ppb (11) 9.6 ppb (10) 1.0 ppb (2) 34.0 ppb (32) 0.23 ppb (3) 39.0 μg/m3 (37) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2021, 3 a.m. 11.3 ppb (11) 1.2 ppb (2) 9.6 ppb (10) 10.0 ppb (10) 9.4 ppb (9) 0.0 ppb (0) 44.0 ppb (41) 0.25 ppb (3) 43.0 μg/m3 (40) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2021, 2 a.m. 11.0 ppb (11) 1.2 ppb (2) 10.0 ppb (10) 10.0 ppb (10) 9.4 ppb (9) 1.0 ppb (2) 51.0 ppb (48) 0.22 ppb (3) 64.0 μg/m3 (56) 12.0 μg/m3 (50) 56.0
 
Sept. 21, 2021, 1 a.m. 9.2 ppb (9) 1.2 ppb (2) 9.1 ppb (9) 8.0 ppb (8) 8.8 ppb (9) 0.0 ppb (0) 69.0 ppb (97) 0.23 ppb (3) 65.0 μg/m3 (56) 12.0 μg/m3 (50) 97.0
 
Sept. 21, 2021, midnight 8.0 ppb (8) 1.2 ppb (2) 8.6 ppb (9) 7.0 ppb (7) 8.2 ppb (8) 1.0 ppb (2) 82.0 ppb (107) 0.23 ppb (3) 70.0 μg/m3 (59) 13.0 μg/m3 (53) 107.0
 
Sept. 20, 2021, 11 p.m. 8.4 ppb (8) 1.3 ppb (2) 9.7 ppb (10) 7.0 ppb (7) 9.3 ppb (9) 1.0 ppb (2) 92.0 ppb (113) 0.25 ppb (3) 84.0 μg/m3 (66) 14.0 μg/m3 (55) 113.0
 
Sept. 20, 2021, 10 p.m. 10.4 ppb (10) 1.5 ppb (2) 12.0 ppb (12) 9.0 ppb (9) 11.4 ppb (11) 1.0 ppb (2) 94.0 ppb (114) 0.27 ppb (4) 89.0 μg/m3 (68) 22.0 μg/m3 (72) 114.0
 
Sept. 20, 2021, 9 p.m. 12.6 ppb (12) 1.7 ppb (2) 14.2 ppb (14) 11.0 ppb (11) 13.3 ppb (13) 1.0 ppb (2) 89.0 ppb (111) 0.29 ppb (4) 97.0 μg/m3 (72) 24.0 μg/m3 (77) 111.0
 
Sept. 20, 2021, 8 p.m. 14.5 ppb (14) 2.0 ppb (2) 15.6 ppb (15) 13.0 ppb (13) 14.4 ppb (14) 1.0 ppb (2) 80.0 ppb (106) 0.28 ppb (4) 110.0 μg/m3 (79) 24.0 μg/m3 (77) 106.0
 
Sept. 20, 2021, 7 p.m. 16.6 ppb (16) 2.9 ppb (3) 16.3 ppb (16) 14.0 ppb (14) 14.3 ppb (14) 1.0 ppb (2) 62.0 ppb (74) 0.29 ppb (4) 74.0 μg/m3 (61) 20.0 μg/m3 (68) 74.0
 
Sept. 20, 2021, 6 p.m. 22.4 ppb (22) 4.8 ppb (5) 20.5 ppb (20) 18.0 ppb (17) 16.9 ppb (16) 1.0 ppb (2) 46.0 ppb (43) 0.32 ppb (4) 66.0 μg/m3 (57) 21.0 μg/m3 (70) 70.0
 
Sept. 20, 2021, 5 p.m. 26.7 ppb (26) 6.3 ppb (6) 24.4 ppb (24) 20.0 ppb (19) 19.3 ppb (19) 1.0 ppb (2) 36.0 ppb (34) 0.34 ppb (4) 63.0 μg/m3 (55) 15.0 μg/m3 (58) 58.0
 
Sept. 20, 2021, 4 p.m. 60.8 ppb (59) 23.5 ppb (23) 52.7 ppb (50) 38.0 ppb (36) 33.7 ppb (32) 1.0 ppb (2) 19.0 ppb (18) 0.5 ppb (6) 101.0 μg/m3 (74) 27.0 μg/m3 (83) 83.0
 
Sept. 20, 2021, 3 p.m. 101.1 ppb (102) 57.9 ppb (56) 89.5 ppb (89) 43.0 ppb (41) 40.6 ppb (39) 1.0 ppb (2) 4.0 ppb (4) 0.74 ppb (8) 140.0 μg/m3 (94) 42.0 μg/m3 (118) 118.0
 
Sept. 20, 2021, 2 p.m. 102.9 ppb (102) 66.9 ppb (65) 92.6 ppb (93) 36.0 ppb (34) 34.3 ppb (33) 1.0 ppb (2) 2.0 ppb (2) 0.95 ppb (11) 111.0 μg/m3 (79) 25.0 μg/m3 (79) 102.0
 
Sept. 20, 2021, 1 p.m. 64.1 ppb (62) 36.2 ppb (35) 59.7 ppb (58) 28.0 ppb (27) 25.3 ppb (24) 1.0 ppb (2) 1.0 ppb (1) 0.77 ppb (10) 56.0 μg/m3 (52) 18.0 μg/m3 (64) 64.0
 
Sept. 20, 2021, noon 43.2 ppb (41) 15.4 ppb (15) 38.0 ppb (36) 28.0 ppb (27) 26.4 ppb (25) 1.0 ppb (2) 1.0 ppb (1) 0.61 ppb (7) 44.0 μg/m3 (41) 12.0 μg/m3 (50) 50.0
 
Sept. 20, 2021, 11 a.m. 31.3 ppb (30) 5.3 ppb (5) 31.7 ppb (30) 26.0 ppb (25) 26.1 ppb (25) 0.0 ppb (0) 3.0 ppb (3) 0.51 ppb (6) 47.0 μg/m3 (44) 16.0 μg/m3 (60) 60.0
 
Sept. 20, 2021, 10 a.m. 28.8 ppb (28) 3.0 ppb (3) 25.1 ppb (24) 26.0 ppb (25) 23.9 ppb (23) 1.0 ppb (2) 6.0 ppb (6) 0.49 ppb (6) 39.0 μg/m3 (37) 16.0 μg/m3 (60) 60.0
 
Sept. 20, 2021, 9 a.m. 16.7 ppb (16) 1.5 ppb (2) 16.7 ppb (16) 15.0 ppb (15) 16.3 ppb (16) 0.0 ppb (0) 18.0 ppb (17) 0.41 ppb (5) 38.0 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
Sept. 20, 2021, 8 a.m. 11.7 ppb (12) 1.4 ppb (2) 10.5 ppb (10) 10.0 ppb (10) 10.3 ppb (10) 1.0 ppb (2) 22.0 ppb (21) 0.3 ppb (4) 44.0 μg/m3 (41) 16.0 μg/m3 (60) 60.0
 
Sept. 20, 2021, 7 a.m. 11.7 ppb (12) 1.3 ppb (2) 9.1 ppb (9) 10.0 ppb (10) 8.9 ppb (9) 1.0 ppb (2) 28.0 ppb (26) 0.31 ppb (4) 46.0 μg/m3 (43) 12.0 μg/m3 (50) 50.0
 
Sept. 20, 2021, 6 a.m. 11.5 ppb (11) 1.3 ppb (2) 9.3 ppb (9) 10.0 ppb (10) 9.1 ppb (9) 1.0 ppb (2) 37.0 ppb (35) 0.3 ppb (4) 36.0 μg/m3 (34) 12.0 μg/m3 (50) 50.0
 
Sept. 20, 2021, 5 a.m. 13.1 ppb (13) 1.2 ppb (2) 10.2 ppb (10) 12.0 ppb (12) 10.0 ppb (10) 1.0 ppb (2) 36.0 ppb (34) 0.28 ppb (4) 38.0 μg/m3 (36) 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2021, 4 a.m. 11.0 ppb (11) 1.2 ppb (2) 9.2 ppb (9) 10.0 ppb (10) 9.0 ppb (9) 1.0 ppb (2) 43.0 ppb (40) 0.25 ppb (3) 46.0 μg/m3 (43) 9.0 μg/m3 (38) 43.0
 
Sept. 20, 2021, 3 a.m. 8.7 ppb (9) 1.2 ppb (2) 7.2 ppb (7) 7.0 ppb (7) 7.1 ppb (7) 1.0 ppb (2) 50.0 ppb (47) 0.23 ppb (3) 38.0 μg/m3 (36) 6.0 μg/m3 (25) 47.0
 
Sept. 20, 2021, 2 a.m. 7.3 ppb (7) 1.2 ppb (2) 5.5 ppb (6) 6.0 ppb (6) 5.3 ppb (5) 1.0 ppb (2) 56.0 ppb (55) 0.21 ppb (3) 41.0 μg/m3 (38) 3.0 μg/m3 (13) 55.0
 
Sept. 20, 2021, 1 a.m. 6.2 ppb (6) 1.2 ppb (2) 5.4 ppb (6) 5.0 ppb (5) 5.2 ppb (5) 1.0 ppb (2) 65.0 ppb (84) 0.22 ppb (3) 57.0 μg/m3 (52) 15.0 μg/m3 (58) 84.0
 
Sept. 20, 2021, midnight 5.6 ppb (6) 1.2 ppb (2) 5.6 ppb (6) 4.0 ppb (4) 5.3 ppb (5) 1.0 ppb (2) 73.0 ppb (103) 0.23 ppb (3) 62.0 μg/m3 (55) 19.0 μg/m3 (66) 103.0
 
Sept. 19, 2021, 11 p.m. 5.0 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 73.0 ppb (103) 0.18 ppb (3) 49.0 μg/m3 (46) 12.0 μg/m3 (50) 103.0
 
Sept. 19, 2021, 10 p.m. 5.0 ppb (5) 1.2 ppb (2) 4.9 ppb (5) 4.0 ppb (4) 4.5 ppb (5) 1.0 ppb (2) 71.0 ppb (101) 0.18 ppb (3) 38.0 μg/m3 (36) 12.0 μg/m3 (50) 101.0
 
Sept. 19, 2021, 9 p.m. 5.0 ppb (5) 1.3 ppb (2) 4.5 ppb (5) 4.0 ppb (4) 4.1 ppb (4) 1.0 ppb (2) 66.0 ppb (87) 0.15 ppb (2) 38.0 μg/m3 (36) 10.0 μg/m3 (42) 87.0
 
Sept. 19, 2021, 8 p.m. 5.5 ppb (6) 1.3 ppb (2) 4.9 ppb (5) 4.0 ppb (4) 4.5 ppb (5) 1.0 ppb (2) 66.0 ppb (87) 0.16 ppb (3) 35.0 μg/m3 (33) 12.0 μg/m3 (50) 87.0
 
Sept. 19, 2021, 7 p.m. 6.9 ppb (7) 1.4 ppb (2) 6.4 ppb (7) 5.0 ppb (5) 6.0 ppb (6) 1.0 ppb (2) 67.0 ppb (91) 0.2 ppb (3) 34.0 μg/m3 (32) 13.0 μg/m3 (53) 91.0
 
Sept. 19, 2021, 6 p.m. 11.9 ppb (12) 2.3 ppb (3) 11.6 ppb (11) 10.0 ppb (10) 10.2 ppb (10) 1.0 ppb (2) 55.0 ppb (51) 0.27 ppb (4) 50.0 μg/m3 (47) 27.0 μg/m3 (83) 83.0
 
Sept. 19, 2021, 5 p.m. 14.5 ppb (14) 3.5 ppb (4) 13.8 ppb (14) 11.0 ppb (11) 11.4 ppb (11) 1.0 ppb (2) 39.0 ppb (37) 0.31 ppb (4) 57.0 μg/m3 (52) 24.0 μg/m3 (77) 77.0
 
Sept. 19, 2021, 4 p.m. 17.7 ppb (17) 5.3 ppb (5) 15.7 ppb (15) 12.0 ppb (12) 11.8 ppb (12) 1.0 ppb (2) 26.0 ppb (25) 0.35 ppb (4) 54.0 μg/m3 (50) 22.0 μg/m3 (72) 72.0
 
Sept. 19, 2021, 3 p.m. 22.8 ppb (22) 8.2 ppb (8) 19.7 ppb (19) 15.0 ppb (15) 13.2 ppb (13) 1.0 ppb (2) 15.0 ppb (14) 0.38 ppb (5) 46.0 μg/m3 (43) 21.0 μg/m3 (70) 70.0
 
Sept. 19, 2021, 2 p.m. 18.4 ppb (18) 5.5 ppb (6) 15.4 ppb (15) 13.0 ppb (13) 11.5 ppb (11) 1.0 ppb (2) 8.0 ppb (8) 0.35 ppb (4) 32.0 μg/m3 (30) 13.0 μg/m3 (53) 53.0
 
Sept. 19, 2021, 1 p.m. 21.2 ppb (20) 4.8 ppb (5) 16.5 ppb (16) 16.0 ppb (16) 13.6 ppb (13) 0.0 ppb (0) 3.0 ppb (3) 0.44 ppb (5) 46.0 μg/m3 (43) 16.0 μg/m3 (60) 60.0
 
Sept. 19, 2021, noon 28.9 ppb (28) 9.0 ppb (9) 21.8 ppb (21) 20.0 ppb (19) 17.0 ppb (17) 0.0 ppb (0) 1.0 ppb (1) 0.47 ppb (6) 43.0 μg/m3 (40) 13.0 μg/m3 (53) 53.0
 
Sept. 19, 2021, 11 a.m. 14.3 ppb (14) 2.0 ppb (2) 11.6 ppb (11) 12.0 ppb (12) 11.2 ppb (11) 0.0 ppb (0) 9.0 ppb (9) 0.35 ppb (4) 38.0 μg/m3 (36) 14.0 μg/m3 (55) 55.0
 
Sept. 19, 2021, 10 a.m. 15.7 ppb (15) 1.8 ppb (2) 14.2 ppb (14) 14.0 ppb (14) 13.8 ppb (14) 0.0 ppb (0) 9.0 ppb (9) 0.38 ppb (5) 32.0 μg/m3 (30) 14.0 μg/m3 (55) 55.0
 
Sept. 19, 2021, 9 a.m. 15.2 ppb (15) 1.8 ppb (2) 11.9 ppb (12) 13.0 ppb (13) 11.6 ppb (11) 0.0 ppb (0) 11.0 ppb (11) 0.38 ppb (5) 51.0 μg/m3 (48) 18.0 μg/m3 (64) 64.0
 
Sept. 19, 2021, 8 a.m. 12.5 ppb (12) 1.4 ppb (2) 10.8 ppb (11) 11.0 ppb (11) 10.6 ppb (10) 0.0 ppb (0) 19.0 ppb (18) 0.3 ppb (4) 42.0 μg/m3 (39) 12.0 μg/m3 (50) 50.0
 
Sept. 19, 2021, 7 a.m. 12.5 ppb (12) 1.3 ppb (2) 10.7 ppb (11) 11.0 ppb (11) 10.4 ppb (10) 0.0 ppb (0) 17.0 ppb (16) 0.33 ppb (4) 36.0 μg/m3 (34) 8.0 μg/m3 (34) 34.0
 
Sept. 19, 2021, 6 a.m. 11.9 ppb (12) 1.3 ppb (2) 9.7 ppb (10) 11.0 ppb (11) 9.5 ppb (9) 1.0 ppb (2) 22.0 ppb (21) 0.31 ppb (4) 34.0 μg/m3 (32) 6.0 μg/m3 (25) 32.0
 
Sept. 19, 2021, 5 a.m. 9.2 ppb (9) 1.2 ppb (2) 7.4 ppb (7) 8.0 ppb (8) 7.2 ppb (7) 1.0 ppb (2) 29.0 ppb (27) 0.22 ppb (3) 27.0 μg/m3 (25) 4.0 μg/m3 (17) 27.0
 
Sept. 19, 2021, 4 a.m. 8.3 ppb (8) 1.1 ppb (2) 6.4 ppb (7) 7.0 ppb (7) 6.1 ppb (6) 1.0 ppb (2) 34.0 ppb (32) 0.2 ppb (3) 32.0 μg/m3 (30) 3.0 μg/m3 (13) 32.0
 
Sept. 19, 2021, 3 a.m. 7.7 ppb (8) 1.1 ppb (2) 6.0 ppb (6) 7.0 ppb (7) 5.8 ppb (6) 1.0 ppb (2) 41.0 ppb (38) 0.2 ppb (3) 34.0 μg/m3 (32) 7.0 μg/m3 (30) 38.0
 
Sept. 19, 2021, 2 a.m. 7.8 ppb (8) 1.2 ppb (2) 6.8 ppb (7) 7.0 ppb (7) 6.6 ppb (7) 1.0 ppb (2) 47.0 ppb (44) 0.2 ppb (3) 44.0 μg/m3 (41) 9.0 μg/m3 (38) 44.0
 
Sept. 19, 2021, 1 a.m. 7.6 ppb (8) 1.2 ppb (2) 6.7 ppb (7) 6.0 ppb (6) 6.5 ppb (7) 1.0 ppb (2) 55.0 ppb (51) 0.18 ppb (3) 40.0 μg/m3 (38) 11.0 μg/m3 (46) 51.0
 
Sept. 19, 2021, midnight 8.0 ppb (8) 1.4 ppb (2) 7.9 ppb (8) 7.0 ppb (7) 7.5 ppb (8) 1.0 ppb (2) 63.0 ppb (78) 0.2 ppb (3) 53.0 μg/m3 (50) 11.0 μg/m3 (46) 78.0
 
Sept. 18, 2021, 11 p.m. 7.0 ppb (7) 1.2 ppb (2) 7.6 ppb (8) 6.0 ppb (6) 7.2 ppb (7) 1.0 ppb (2) 75.0 ppb (104) 0.21 ppb (3) 49.0 μg/m3 (46) 19.0 μg/m3 (66) 104.0
 
Sept. 18, 2021, 10 p.m. 7.4 ppb (7) 1.3 ppb (2) 8.0 ppb (8) 6.0 ppb (6) 7.6 ppb (8) 1.0 ppb (2) 75.0 ppb (104) 0.21 ppb (3) 63.0 μg/m3 (55) 16.0 μg/m3 (60) 104.0
 
Sept. 18, 2021, 9 p.m. 7.7 ppb (8) 1.4 ppb (2) 8.5 ppb (9) 6.0 ppb (6) 8.0 ppb (8) 1.0 ppb (2) 70.0 ppb (100) 0.2 ppb (3) 78.0 μg/m3 (63) 20.0 μg/m3 (68) 100.0
 
Sept. 18, 2021, 8 p.m. 9.6 ppb (10) 1.6 ppb (2) 10.6 ppb (10) 8.0 ppb (8) 9.8 ppb (10) 1.0 ppb (2) 67.0 ppb (91) 0.24 ppb (3) 67.0 μg/m3 (57) 20.0 μg/m3 (68) 91.0
 
Sept. 18, 2021, 7 p.m. 11.1 ppb (11) 1.9 ppb (2) 12.1 ppb (12) 9.0 ppb (9) 11.1 ppb (11) 1.0 ppb (2) 62.0 ppb (74) 0.25 ppb (3) 60.0 μg/m3 (54) 24.0 μg/m3 (77) 77.0
 
Sept. 18, 2021, 6 p.m. 14.6 ppb (14) 3.0 ppb (3) 15.1 ppb (15) 12.0 ppb (12) 12.9 ppb (13) 1.0 ppb (2) 48.0 ppb (45) 0.26 ppb (4) 58.0 μg/m3 (53) 27.0 μg/m3 (83) 83.0
 
Sept. 18, 2021, 5 p.m. 14.9 ppb (15) 3.9 ppb (4) 14.3 ppb (14) 11.0 ppb (11) 11.4 ppb (11) 1.0 ppb (2) 37.0 ppb (35) 0.26 ppb (4) 58.0 μg/m3 (53) 21.0 μg/m3 (70) 70.0
 
Sept. 18, 2021, 4 p.m. 13.6 ppb (13) 3.9 ppb (4) 12.5 ppb (12) 10.0 ppb (10) 9.7 ppb (10) 1.0 ppb (2) 30.0 ppb (28) 0.26 ppb (4) 57.0 μg/m3 (52) 17.0 μg/m3 (62) 62.0
 
Sept. 18, 2021, 3 p.m. 15.2 ppb (15) 4.1 ppb (4) 12.9 ppb (13) 11.0 ppb (11) 10.1 ppb (10) 1.0 ppb (2) 23.0 ppb (22) 0.26 ppb (4) 41.0 μg/m3 (38) 13.0 μg/m3 (53) 53.0
 
Sept. 18, 2021, 2 p.m. 17.3 ppb (17) 4.2 ppb (4) 14.7 ppb (14) 13.0 ppb (13) 12.4 ppb (12) 1.0 ppb (2) 12.0 ppb (12) 0.28 ppb (4) 45.0 μg/m3 (42) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2021, 1 p.m. 14.8 ppb (14) 1.8 ppb (2) 13.4 ppb (13) 13.0 ppb (13) 12.7 ppb (12) 0.0 ppb (0) 12.0 ppb (12) 0.24 ppb (3) 34.0 μg/m3 (32) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2021, noon 13.6 ppb (13) 1.6 ppb (2) 11.5 ppb (11) 12.0 ppb (12) 11.3 ppb (11) 0.0 ppb (0) 14.0 ppb (13) 0.22 ppb (3) 31.0 μg/m3 (29) 15.0 μg/m3 (58) 58.0
 
Sept. 18, 2021, 11 a.m. 11.4 ppb (11) 1.3 ppb (2) 9.4 ppb (9) 10.0 ppb (10) 9.2 ppb (9) 0.0 ppb (0) 20.0 ppb (19) 0.21 ppb (3) 32.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2021, 10 a.m. 13.0 ppb (13) 1.4 ppb (2) 10.8 ppb (11) 12.0 ppb (12) 10.6 ppb (10) 0.0 ppb (0) 20.0 ppb (19) 0.22 ppb (3) 28.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
Sept. 18, 2021, 9 a.m. 13.8 ppb (14) 1.4 ppb (2) 11.1 ppb (11) 12.0 ppb (12) 10.9 ppb (11) 0.0 ppb (0) 21.0 ppb (20) 0.24 ppb (3) 29.0 μg/m3 (27) 13.0 μg/m3 (53) 53.0
 
Sept. 18, 2021, 8 a.m. 12.8 ppb (13) 1.3 ppb (2) 11.1 ppb (11) 11.0 ppb (11) 10.9 ppb (11) 0.0 ppb (0) 23.0 ppb (22) 0.22 ppb (3) 36.0 μg/m3 (34) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2021, 7 a.m. 11.7 ppb (12) 1.2 ppb (2) 9.8 ppb (10) 11.0 ppb (11) 9.6 ppb (10) 0.0 ppb (0) 26.0 ppb (25) 0.21 ppb (3) 31.0 μg/m3 (29) 10.0 μg/m3 (42) 42.0
 
Sept. 18, 2021, 6 a.m. 11.2 ppb (11) 1.3 ppb (2) 9.3 ppb (9) 10.0 ppb (10) 9.1 ppb (9) 1.0 ppb (2) 29.0 ppb (27) 0.19 ppb (3) 34.0 μg/m3 (32) 5.0 μg/m3 (21) 32.0
 
Sept. 18, 2021, 5 a.m. 11.0 ppb (11) 1.2 ppb (2) 9.1 ppb (9) 10.0 ppb (10) 8.9 ppb (9) 0.0 ppb (0) 32.0 ppb (30) 0.19 ppb (3) 30.0 μg/m3 (28) 3.0 μg/m3 (13) 30.0
 
Sept. 18, 2021, 4 a.m. 11.1 ppb (11) 1.1 ppb (2) 9.2 ppb (9) 10.0 ppb (10) 9.0 ppb (9) 0.0 ppb (0) 36.0 ppb (34) 0.18 ppb (3) 36.0 μg/m3 (34) 6.0 μg/m3 (25) 34.0
 
Sept. 18, 2021, 3 a.m. 9.7 ppb (10) 1.2 ppb (2) 8.1 ppb (8) 9.0 ppb (9) 7.9 ppb (8) 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) 43.0 μg/m3 (40) 8.0 μg/m3 (34) 42.0
 
Sept. 18, 2021, 2 a.m. 8.9 ppb (9) 1.2 ppb (2) 7.5 ppb (8) 8.0 ppb (8) 7.3 ppb (7) 0.0 ppb (0) 54.0 ppb (50) 0.21 ppb (3) 50.0 μg/m3 (47) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2021, 1 a.m. 8.7 ppb (9) 1.2 ppb (2) 7.8 ppb (8) 7.0 ppb (7) 7.5 ppb (8) 0.0 ppb (0) 63.0 ppb (78) 0.3 ppb (4) 60.0 μg/m3 (54) 12.0 μg/m3 (50) 78.0
 
Sept. 18, 2021, midnight 8.4 ppb (8) 1.3 ppb (2) 8.2 ppb (8) 7.0 ppb (7) 7.8 ppb (8) 0.0 ppb (0) 77.0 ppb (105) 0.2 ppb (3) 55.0 μg/m3 (51) 11.0 μg/m3 (46) 105.0
 
Sept. 17, 2021, 11 p.m. 7.5 ppb (8) 1.3 ppb (2) 7.8 ppb (8) 6.0 ppb (6) 7.4 ppb (7) 0.0 ppb (0) 84.0 ppb (108) 0.21 ppb (3) 49.0 μg/m3 (46) 12.0 μg/m3 (50) 108.0
 
Sept. 17, 2021, 10 p.m. 8.4 ppb (8) 1.4 ppb (2) 8.7 ppb (9) 7.0 ppb (7) 8.2 ppb (8) 1.0 ppb (2) 83.0 ppb (108) 0.21 ppb (3) N/A N/A 108.0
 
Sept. 17, 2021, 9 p.m. 9.3 ppb (9) 1.5 ppb (2) 9.9 ppb (10) 8.0 ppb (8) 9.3 ppb (9) 0.0 ppb (0) 80.0 ppb (106) 0.22 ppb (3) N/A N/A 106.0
 
Sept. 17, 2021, 8 p.m. 9.3 ppb (9) 1.5 ppb (2) 10.0 ppb (10) 8.0 ppb (8) 9.4 ppb (9) 1.0 ppb (2) 76.0 ppb (104) 0.21 ppb (3) N/A N/A 104.0
 
Sept. 17, 2021, 7 p.m. 12.7 ppb (12) 3.1 ppb (3) 11.7 ppb (12) 10.0 ppb (10) 10.4 ppb (10) 1.0 ppb (2) 62.0 ppb (74) 0.22 ppb (3) N/A N/A 74.0
 
Sept. 17, 2021, 6 p.m. 17.3 ppb (17) 4.5 ppb (5) 17.0 ppb (17) 13.0 ppb (13) 14.3 ppb (14) 1.0 ppb (2) 45.0 ppb (42) 0.26 ppb (4) N/A N/A 42.0
 
Sept. 17, 2021, 5 p.m. 17.7 ppb (17) 4.8 ppb (5) 16.8 ppb (16) 13.0 ppb (13) 13.1 ppb (13) 0.0 ppb (0) 33.0 ppb (31) 0.29 ppb (4) 61.0 μg/m3 (54) 23.0 μg/m3 (74) 74.0
 
Sept. 17, 2021, 4 p.m. 15.4 ppb (15) 4.1 ppb (4) 14.2 ppb (14) 11.0 ppb (11) 11.1 ppb (11) 0.0 ppb (0) 28.0 ppb (26) 0.24 ppb (3) 62.0 μg/m3 (55) 25.0 μg/m3 (79) 79.0
 
Sept. 17, 2021, 3 p.m. 14.3 ppb (14) 3.6 ppb (4) 11.7 ppb (12) 11.0 ppb (11) 9.5 ppb (9) 0.0 ppb (0) 24.0 ppb (23) 0.24 ppb (3) 48.0 μg/m3 (45) 17.0 μg/m3 (62) 62.0
 
Sept. 17, 2021, 2 p.m. 18.9 ppb (18) 4.6 ppb (5) 15.7 ppb (15) 14.0 ppb (14) 12.5 ppb (12) 0.0 ppb (0) 11.0 ppb (11) 0.29 ppb (4) 54.0 μg/m3 (50) 14.0 μg/m3 (55) 55.0
 
Sept. 17, 2021, 1 p.m. 14.3 ppb (14) 1.8 ppb (2) 11.3 ppb (11) 12.0 ppb (12) 10.6 ppb (10) 0.0 ppb (0) 14.0 ppb (13) 0.25 ppb (3) 33.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2021, noon 12.9 ppb (13) 1.9 ppb (2) 10.3 ppb (10) 11.0 ppb (11) 9.9 ppb (10) 0.0 ppb (0) 14.0 ppb (13) 0.24 ppb (3) 34.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2021, 11 a.m. 12.3 ppb (12) 1.4 ppb (2) 8.7 ppb (9) 11.0 ppb (11) 8.5 ppb (9) 0.0 ppb (0) 18.0 ppb (17) 0.26 ppb (4) 34.0 μg/m3 (32) 12.0 μg/m3 (50) 50.0
 
Sept. 17, 2021, 10 a.m. 12.4 ppb (12) 1.6 ppb (2) 9.6 ppb (10) 11.0 ppb (11) 9.4 ppb (9) 0.0 ppb (0) 16.0 ppb (15) 0.25 ppb (3) 34.0 μg/m3 (32) 12.0 μg/m3 (50) 50.0
 
Sept. 17, 2021, 9 a.m. 11.5 ppb (11) 1.5 ppb (2) 9.1 ppb (9) 10.0 ppb (10) 8.9 ppb (9) 0.0 ppb (0) 16.0 ppb (15) 0.25 ppb (3) 37.0 μg/m3 (35) 13.0 μg/m3 (53) 53.0
 
Sept. 17, 2021, 8 a.m. 11.1 ppb (11) 1.4 ppb (2) 9.5 ppb (9) 10.0 ppb (10) 9.3 ppb (9) 0.0 ppb (0) 23.0 ppb (22) 0.26 ppb (4) 32.0 μg/m3 (30) 15.0 μg/m3 (58) 58.0
 
Sept. 17, 2021, 7 a.m. 13.2 ppb (13) 1.3 ppb (2) 10.5 ppb (10) 12.0 ppb (12) 10.3 ppb (10) 0.0 ppb (0) 24.0 ppb (23) 0.28 ppb (4) 33.0 μg/m3 (31) 8.0 μg/m3 (34) 34.0
 
Sept. 17, 2021, 6 a.m. 13.4 ppb (13) 1.4 ppb (2) 11.3 ppb (11) 12.0 ppb (12) 11.1 ppb (11) 1.0 ppb (2) 24.0 ppb (23) 0.24 ppb (3) 39.0 μg/m3 (37) 6.0 μg/m3 (25) 37.0
 
Sept. 17, 2021, 5 a.m. 13.0 ppb (13) 1.6 ppb (2) 10.6 ppb (10) 11.0 ppb (11) 10.2 ppb (10) 0.0 ppb (0) 31.0 ppb (29) 0.22 ppb (3) 43.0 μg/m3 (40) 8.0 μg/m3 (34) 40.0
 
Sept. 17, 2021, 4 a.m. 13.0 ppb (13) 1.2 ppb (2) 11.0 ppb (11) 12.0 ppb (12) 10.8 ppb (11) 1.0 ppb (2) 35.0 ppb (33) 0.21 ppb (3) 33.0 μg/m3 (31) 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2021, 3 a.m. 11.3 ppb (11) 1.2 ppb (2) 9.4 ppb (9) 10.0 ppb (10) 9.2 ppb (9) 1.0 ppb (2) 43.0 ppb (40) 0.21 ppb (3) 39.0 μg/m3 (37) 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2021, 2 a.m. 10.5 ppb (10) 1.3 ppb (2) 9.0 ppb (9) 9.0 ppb (9) 8.4 ppb (8) 1.0 ppb (2) 53.0 ppb (50) 0.22 ppb (3) 43.0 μg/m3 (40) 11.0 μg/m3 (46) 50.0
 
Sept. 17, 2021, 1 a.m. 10.0 ppb (10) 1.2 ppb (2) 8.9 ppb (9) 9.0 ppb (9) 8.6 ppb (9) 1.0 ppb (2) 62.0 ppb (74) 0.21 ppb (3) 55.0 μg/m3 (51) 15.0 μg/m3 (58) 74.0
 
Sept. 17, 2021, midnight 9.9 ppb (10) 1.4 ppb (2) 9.5 ppb (9) 8.0 ppb (8) 9.0 ppb (9) 1.0 ppb (2) 73.0 ppb (103) 0.22 ppb (3) 57.0 μg/m3 (52) 15.0 μg/m3 (58) 103.0
 
Sept. 16, 2021, 11 p.m. 9.7 ppb (10) 1.5 ppb (2) 9.4 ppb (9) 8.0 ppb (8) 8.9 ppb (9) 1.0 ppb (2) 85.0 ppb (109) 0.22 ppb (3) 79.0 μg/m3 (63) 17.0 μg/m3 (62) 109.0
 
Sept. 16, 2021, 10 p.m. 10.0 ppb (10) 1.4 ppb (2) 10.6 ppb (10) 9.0 ppb (9) 10.1 ppb (10) 0.0 ppb (0) 91.0 ppb (112) 0.26 ppb (4) 88.0 μg/m3 (68) 17.0 μg/m3 (62) 112.0
 
Sept. 16, 2021, 9 p.m. 8.5 ppb (9) 1.4 ppb (2) 8.3 ppb (8) 7.0 ppb (7) 7.9 ppb (8) 0.0 ppb (0) 84.0 ppb (108) 0.2 ppb (3) 60.0 μg/m3 (54) 13.0 μg/m3 (53) 108.0
 
Sept. 16, 2021, 8 p.m. 9.4 ppb (9) 1.4 ppb (2) 9.8 ppb (10) 8.0 ppb (8) 9.3 ppb (9) 0.0 ppb (0) 79.0 ppb (106) 0.24 ppb (3) 63.0 μg/m3 (55) 18.0 μg/m3 (64) 106.0
 
Sept. 16, 2021, 7 p.m. 13.3 ppb (13) 2.3 ppb (3) 14.8 ppb (14) 11.0 ppb (11) 13.5 ppb (13) 0.0 ppb (0) 63.0 ppb (78) 0.27 ppb (4) 60.0 μg/m3 (54) 26.0 μg/m3 (81) 81.0
 
Sept. 16, 2021, 6 p.m. 16.0 ppb (16) 3.3 ppb (4) 16.9 ppb (16) 13.0 ppb (13) 14.6 ppb (14) 0.0 ppb (0) 46.0 ppb (43) 0.3 ppb (4) 65.0 μg/m3 (56) 35.0 μg/m3 (100) 100.0
 
Sept. 16, 2021, 5 p.m. 15.9 ppb (15) 4.1 ppb (4) 15.7 ppb (15) 12.0 ppb (12) 12.8 ppb (13) 0.0 ppb (0) 34.0 ppb (32) 0.28 ppb (4) 58.0 μg/m3 (53) 34.0 μg/m3 (98) 98.0
 
Sept. 16, 2021, 4 p.m. 19.1 ppb (19) 4.8 ppb (5) 18.0 ppb (17) 14.0 ppb (14) 14.4 ppb (14) 0.0 ppb (0) 24.0 ppb (23) 0.3 ppb (4) 60.0 μg/m3 (54) 31.0 μg/m3 (91) 91.0
 
Sept. 16, 2021, 3 p.m. 16.5 ppb (16) 2.8 ppb (3) 14.8 ppb (14) 14.0 ppb (14) 13.2 ppb (13) 0.0 ppb (0) 20.0 ppb (19) 0.27 ppb (4) 58.0 μg/m3 (53) 30.0 μg/m3 (89) 89.0
 
Sept. 16, 2021, 2 p.m. 17.7 ppb (17) 2.3 ppb (3) 15.0 ppb (15) 15.0 ppb (15) 14.1 ppb (14) 0.0 ppb (0) 17.0 ppb (16) 0.27 ppb (4) 45.0 μg/m3 (42) 21.0 μg/m3 (70) 70.0
 
Sept. 16, 2021, 1 p.m. 17.4 ppb (17) 1.9 ppb (2) 14.4 ppb (14) 15.0 ppb (15) 13.9 ppb (14) 0.0 ppb (0) 11.0 ppb (11) 0.3 ppb (4) 41.0 μg/m3 (38) 14.0 μg/m3 (55) 55.0
 
Sept. 16, 2021, noon 16.5 ppb (16) 2.5 ppb (3) 12.5 ppb (12) 14.0 ppb (14) 12.0 ppb (12) 0.0 ppb (0) 9.0 ppb (9) 0.3 ppb (4) 38.0 μg/m3 (36) 16.0 μg/m3 (60) 60.0
 
Sept. 16, 2021, 11 a.m. 13.2 ppb (13) 1.5 ppb (2) 9.3 ppb (9) 12.0 ppb (12) 9.1 ppb (9) 0.0 ppb (0) 19.0 ppb (18) 0.29 ppb (4) 42.0 μg/m3 (39) 20.0 μg/m3 (68) 68.0
 
Sept. 16, 2021, 10 a.m. 12.8 ppb (13) 1.6 ppb (2) 10.9 ppb (11) 11.0 ppb (11) 10.6 ppb (10) 0.0 ppb (0) 18.0 ppb (17) 0.28 ppb (4) 38.0 μg/m3 (36) 19.0 μg/m3 (66) 66.0
 
Sept. 16, 2021, 9 a.m. 18.5 ppb (18) 1.5 ppb (2) 13.4 ppb (13) 17.0 ppb (17) 13.2 ppb (13) 0.0 ppb (0) 18.0 ppb (17) 0.29 ppb (4) 43.0 μg/m3 (40) 15.0 μg/m3 (58) 58.0
 
Sept. 16, 2021, 8 a.m. 18.7 ppb (18) 1.4 ppb (2) 17.4 ppb (17) 17.0 ppb (17) 17.2 ppb (17) 0.0 ppb (0) 20.0 ppb (19) 0.28 ppb (4) 41.0 μg/m3 (38) 17.0 μg/m3 (62) 62.0
 
Sept. 16, 2021, 7 a.m. 15.8 ppb (15) 1.4 ppb (2) 15.0 ppb (15) 14.0 ppb (14) 14.8 ppb (14) 0.0 ppb (0) 25.0 ppb (24) 0.3 ppb (4) 47.0 μg/m3 (44) 16.0 μg/m3 (60) 60.0
 
Sept. 16, 2021, 6 a.m. 14.5 ppb (14) 1.4 ppb (2) 13.1 ppb (13) 13.0 ppb (13) 12.9 ppb (13) 1.0 ppb (2) 28.0 ppb (26) 0.26 ppb (4) 36.0 μg/m3 (34) 8.0 μg/m3 (34) 34.0
 
Sept. 16, 2021, 5 a.m. 13.0 ppb (13) 1.2 ppb (2) 11.7 ppb (12) 12.0 ppb (12) 11.5 ppb (11) 1.0 ppb (2) 33.0 ppb (31) 0.25 ppb (3) 36.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2021, 4 a.m. 13.6 ppb (13) 1.8 ppb (2) 11.1 ppb (11) 12.0 ppb (12) 10.6 ppb (10) 1.0 ppb (2) 39.0 ppb (37) 0.24 ppb (3) 42.0 μg/m3 (39) 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2021, 3 a.m. 11.9 ppb (12) 1.2 ppb (2) 10.7 ppb (11) 11.0 ppb (11) 10.5 ppb (10) 1.0 ppb (2) 47.0 ppb (44) 0.23 ppb (3) 47.0 μg/m3 (44) 10.0 μg/m3 (42) 44.0
 
Sept. 16, 2021, 2 a.m. 12.8 ppb (13) 1.1 ppb (2) 11.7 ppb (12) 12.0 ppb (12) 11.5 ppb (11) 1.0 ppb (2) 55.0 ppb (51) 0.24 ppb (3) 54.0 μg/m3 (50) 10.0 μg/m3 (42) 51.0
 
Sept. 16, 2021, 1 a.m. 11.7 ppb (12) 1.3 ppb (2) 11.1 ppb (11) 10.0 ppb (10) 10.8 ppb (11) 1.0 ppb (2) 65.0 ppb (84) 0.21 ppb (3) 55.0 μg/m3 (51) 10.0 μg/m3 (42) 84.0
 
Sept. 16, 2021, midnight 11.7 ppb (12) 1.7 ppb (2) 11.9 ppb (12) 10.0 ppb (10) 11.2 ppb (11) 1.0 ppb (2) 66.0 ppb (87) 0.19 ppb (3) 59.0 μg/m3 (53) 12.0 μg/m3 (50) 87.0
 
Sept. 15, 2021, 11 p.m. 9.7 ppb (10) 1.6 ppb (2) 11.7 ppb (12) 8.0 ppb (8) 10.9 ppb (11) 1.0 ppb (2) 77.0 ppb (105) 0.21 ppb (3) 62.0 μg/m3 (55) 14.0 μg/m3 (55) 105.0
 
Sept. 15, 2021, 10 p.m. 9.3 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 89.0 ppb (111) 0.24 ppb (3) 79.0 μg/m3 (63) 14.0 μg/m3 (55) 111.0
 
Sept. 15, 2021, 9 p.m. 10.5 ppb (10) 1.6 ppb (2) 12.1 ppb (12) 9.0 ppb (9) 11.3 ppb (11) 1.0 ppb (2) 84.0 ppb (108) 0.23 ppb (3) 68.0 μg/m3 (58) 17.0 μg/m3 (62) 108.0
 
Sept. 15, 2021, 8 p.m. 9.6 ppb (10) 1.6 ppb (2) 10.6 ppb (10) 8.0 ppb (8) 9.9 ppb (10) 1.0 ppb (2) 82.0 ppb (107) 0.2 ppb (3) 62.0 μg/m3 (55) 15.0 μg/m3 (58) 107.0
 
Sept. 15, 2021, 7 p.m. 14.0 ppb (14) 2.4 ppb (3) 14.6 ppb (14) 12.0 ppb (12) 13.1 ppb (13) 1.0 ppb (2) 67.0 ppb (91) 0.24 ppb (3) 55.0 μg/m3 (51) 16.0 μg/m3 (60) 91.0
 
Sept. 15, 2021, 6 p.m. 20.9 ppb (20) 4.8 ppb (5) 20.6 ppb (20) 16.0 ppb (16) 17.1 ppb (17) 1.0 ppb (2) 49.0 ppb (46) 0.29 ppb (4) 58.0 μg/m3 (53) 20.0 μg/m3 (68) 68.0
 
Sept. 15, 2021, 5 p.m. 28.8 ppb (28) 10.0 ppb (10) 28.2 ppb (27) 19.0 ppb (18) 19.9 ppb (19) 1.0 ppb (2) 25.0 ppb (24) 0.35 ppb (4) 65.0 μg/m3 (56) 33.0 μg/m3 (95) 95.0
 
Sept. 15, 2021, 4 p.m. 27.3 ppb (26) 11.2 ppb (11) 25.7 ppb (25) 16.0 ppb (16) 16.2 ppb (16) 1.0 ppb (2) 17.0 ppb (16) 0.33 ppb (4) 53.0 μg/m3 (50) 27.0 μg/m3 (83) 83.0
 
Sept. 15, 2021, 3 p.m. 19.4 ppb (19) 7.6 ppb (8) 18.0 ppb (17) 12.0 ppb (12) 11.8 ppb (12) 0.0 ppb (0) 14.0 ppb (13) 0.28 ppb (4) 48.0 μg/m3 (45) 18.0 μg/m3 (64) 64.0
 
Sept. 15, 2021, 2 p.m. 19.8 ppb (19) 6.5 ppb (7) 16.6 ppb (16) 13.0 ppb (13) 11.9 ppb (12) 0.0 ppb (0) 9.0 ppb (9) 0.29 ppb (4) 46.0 μg/m3 (43) 13.0 μg/m3 (53) 53.0
 
Sept. 15, 2021, 1 p.m. 16.5 ppb (16) 2.9 ppb (3) 12.0 ppb (12) 14.0 ppb (14) 10.9 ppb (11) 0.0 ppb (0) 7.0 ppb (7) 0.28 ppb (4) 29.0 μg/m3 (27) 12.0 μg/m3 (50) 50.0
 
Sept. 15, 2021, noon 16.7 ppb (16) 3.0 ppb (3) 12.5 ppb (12) 14.0 ppb (14) 11.9 ppb (12) 0.0 ppb (0) 8.0 ppb (8) 0.27 ppb (4) 37.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
Sept. 15, 2021, 11 a.m. 12.6 ppb (12) 1.5 ppb (2) 10.7 ppb (11) 11.0 ppb (11) 10.3 ppb (10) 0.0 ppb (0) 14.0 ppb (13) 0.26 ppb (4) 36.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2021, 10 a.m. 11.4 ppb (11) 1.6 ppb (2) 9.8 ppb (10) 10.0 ppb (10) 9.6 ppb (10) 0.0 ppb (0) 16.0 ppb (15) 0.22 ppb (3) 29.0 μg/m3 (27) 9.0 μg/m3 (38) 38.0
 
Sept. 15, 2021, 9 a.m. 10.5 ppb (10) 1.5 ppb (2) 7.9 ppb (8) 9.0 ppb (9) 7.7 ppb (8) 0.0 ppb (0) 16.0 ppb (15) 0.23 ppb (3) 29.0 μg/m3 (27) 9.0 μg/m3 (38) 38.0
 
Sept. 15, 2021, 8 a.m. 11.5 ppb (11) 1.4 ppb (2) 10.7 ppb (11) 10.0 ppb (10) 10.5 ppb (10) 0.0 ppb (0) 20.0 ppb (19) 0.24 ppb (3) 34.0 μg/m3 (32) 8.0 μg/m3 (34) 34.0
 
Sept. 15, 2021, 7 a.m. 9.4 ppb (9) 1.4 ppb (2) 8.0 ppb (8) 8.0 ppb (8) 7.8 ppb (8) 0.0 ppb (0) 24.0 ppb (23) 0.27 ppb (4) 29.0 μg/m3 (27) 7.0 μg/m3 (30) 30.0
 
Sept. 15, 2021, 6 a.m. 8.9 ppb (9) 1.3 ppb (2) 7.7 ppb (8) 8.0 ppb (8) 7.5 ppb (8) 1.0 ppb (2) 27.0 ppb (25) 0.19 ppb (3) 25.0 μg/m3 (24) 5.0 μg/m3 (21) 25.0
 
Sept. 15, 2021, 5 a.m. 8.3 ppb (8) 1.4 ppb (2) 6.9 ppb (7) 7.0 ppb (7) 6.6 ppb (7) 0.0 ppb (0) 31.0 ppb (29) 0.17 ppb (3) 28.0 μg/m3 (26) 4.0 μg/m3 (17) 29.0
 
Sept. 15, 2021, 4 a.m. 9.0 ppb (9) 1.4 ppb (2) 10.3 ppb (10) 8.0 ppb (8) 6.5 ppb (7) 0.0 ppb (0) 35.0 ppb (33) 0.2 ppb (3) 32.0 μg/m3 (30) 5.0 μg/m3 (21) 33.0
 
Sept. 15, 2021, 3 a.m. 7.7 ppb (8) 1.3 ppb (2) 7.1 ppb (7) 6.0 ppb (6) 6.9 ppb (7) 0.0 ppb (0) 44.0 ppb (41) 0.19 ppb (3) 33.0 μg/m3 (31) 5.0 μg/m3 (21) 41.0
 
Sept. 15, 2021, 2 a.m. 7.8 ppb (8) 1.1 ppb (2) 7.0 ppb (7) 7.0 ppb (7) 6.7 ppb (7) 0.0 ppb (0) 47.0 ppb (44) 0.17 ppb (3) 48.0 μg/m3 (45) 5.0 μg/m3 (21) 45.0
 
Sept. 15, 2021, 1 a.m. 7.1 ppb (7) 1.2 ppb (2) 6.8 ppb (7) 6.0 ppb (6) 6.5 ppb (7) 0.0 ppb (0) 54.0 ppb (50) 0.16 ppb (3) 58.0 μg/m3 (53) 6.0 μg/m3 (25) 53.0
 
Sept. 15, 2021, midnight 6.2 ppb (6) 1.3 ppb (2) 6.7 ppb (7) 5.0 ppb (5) 6.3 ppb (6) 0.0 ppb (0) 65.0 ppb (84) 0.16 ppb (3) 75.0 μg/m3 (61) 6.0 μg/m3 (25) 84.0
 
Sept. 14, 2021, 11 p.m. 5.9 ppb (6) 1.3 ppb (2) 6.9 ppb (7) 5.0 ppb (5) 6.4 ppb (7) 0.0 ppb (0) 82.0 ppb (107) 0.17 ppb (3) 65.0 μg/m3 (56) 9.0 μg/m3 (38) 107.0
 
Sept. 14, 2021, 10 p.m. 8.1 ppb (8) 1.4 ppb (2) 9.2 ppb (9) 7.0 ppb (7) 8.7 ppb (9) 1.0 ppb (2) 93.0 ppb (113) 0.22 ppb (3) 62.0 μg/m3 (55) 13.0 μg/m3 (53) 113.0
 
Sept. 14, 2021, 9 p.m. 11.8 ppb (12) 1.8 ppb (2) 13.4 ppb (13) 10.0 ppb (10) 12.4 ppb (12) 1.0 ppb (2) 90.0 ppb (112) 0.24 ppb (3) 68.0 μg/m3 (58) 11.0 μg/m3 (46) 112.0
 
Sept. 14, 2021, 8 p.m. 8.6 ppb (9) 2.1 ppb (2) 10.2 ppb (10) 7.0 ppb (7) 8.9 ppb (9) 1.0 ppb (2) 80.0 ppb (106) 0.2 ppb (3) 43.0 μg/m3 (40) 11.0 μg/m3 (46) 106.0
 
Sept. 14, 2021, 7 p.m. 13.8 ppb (14) 2.6 ppb (3) 12.4 ppb (12) 11.0 ppb (11) 10.9 ppb (11) 1.0 ppb (2) 68.0 ppb (94) 0.25 ppb (3) 39.0 μg/m3 (37) 12.0 μg/m3 (50) 94.0
 
Sept. 14, 2021, 6 p.m. 16.3 ppb (16) 3.3 ppb (4) 15.2 ppb (15) 13.0 ppb (13) 12.9 ppb (13) 1.0 ppb (2) 56.0 ppb (55) 0.27 ppb (4) 43.0 μg/m3 (40) 15.0 μg/m3 (58) 58.0
 
Sept. 14, 2021, 5 p.m. 27.3 ppb (26) 7.3 ppb (7) 25.3 ppb (24) 20.0 ppb (19) 19.2 ppb (19) 1.0 ppb (2) 37.0 ppb (35) 0.37 ppb (5) 56.0 μg/m3 (52) 20.0 μg/m3 (68) 68.0
 
Sept. 14, 2021, 4 p.m. 32.0 ppb (31) 10.8 ppb (11) 29.6 ppb (28) 21.0 ppb (20) 20.3 ppb (20) 1.0 ppb (2) 24.0 ppb (23) 0.37 ppb (5) 53.0 μg/m3 (50) 25.0 μg/m3 (79) 79.0