ID: 170

AQSQID: 060595001

Site Name: La Habra

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

Updated: Aug. 3, 2021, 3:56 a.m.

Location: La Habra (Des Moines), CA

Reporting: True, Located: True

Current AQI: 33.0

La Habra (Des Moines) CA, US: 33.925062, -117.952586

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 3, 2021, 2 a.m. 9.3 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 35.0 ppb (33) 0.11 ppb (2) N/A N/A 33.0
 
Aug. 3, 2021, 1 a.m. 9.7 ppb (10) 1.6 ppb (2) N/A 8.0 ppb (8) N/A N/A 39.0 ppb (37) 0.1 ppb (2) N/A N/A 37.0
 
Aug. 3, 2021, midnight 10.1 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 43.0 ppb (40) 0.09 ppb (2) N/A N/A 40.0
 
Aug. 2, 2021, 11 p.m. 9.1 ppb (9) 1.8 ppb (2) N/A 7.0 ppb (7) N/A N/A 49.0 ppb (46) 0.09 ppb (2) N/A N/A 46.0
 
Aug. 2, 2021, 10 p.m. 12.6 ppb (12) 1.9 ppb (2) N/A 11.0 ppb (11) N/A N/A 64.0 ppb (81) 0.15 ppb (2) N/A N/A 81.0
 
Aug. 2, 2021, 9 p.m. 22.0 ppb (21) 3.1 ppb (3) N/A 19.0 ppb (18) N/A N/A 66.0 ppb (87) 0.24 ppb (3) N/A N/A 87.0
 
Aug. 2, 2021, 8 p.m. 16.6 ppb (16) 2.8 ppb (3) N/A 14.0 ppb (14) N/A N/A 62.0 ppb (74) 0.2 ppb (3) N/A N/A 74.0
 
Aug. 2, 2021, 7 p.m. 16.3 ppb (16) 3.3 ppb (4) N/A 13.0 ppb (13) N/A N/A 48.0 ppb (45) 0.18 ppb (3) N/A N/A 45.0
 
Aug. 2, 2021, 6 p.m. 13.0 ppb (13) 2.8 ppb (3) N/A 10.0 ppb (10) N/A N/A 45.0 ppb (42) 0.17 ppb (3) N/A N/A 42.0
 
Aug. 2, 2021, 5 p.m. 10.5 ppb (10) 2.5 ppb (3) N/A 8.0 ppb (8) N/A N/A 38.0 ppb (36) 0.14 ppb (2) N/A N/A 36.0
 
Aug. 2, 2021, 4 p.m. 19.8 ppb (19) 6.7 ppb (7) N/A 13.0 ppb (13) N/A N/A 24.0 ppb (23) 0.2 ppb (3) N/A N/A 23.0
 
Aug. 2, 2021, 3 p.m. 29.3 ppb (28) 12.7 ppb (12) N/A 17.0 ppb (17) N/A N/A 12.0 ppb (12) 0.27 ppb (4) N/A N/A 28.0
 
Aug. 2, 2021, 2 p.m. 38.1 ppb (36) 19.0 ppb (18) N/A 19.0 ppb (18) N/A N/A 5.0 ppb (5) 0.34 ppb (4) N/A N/A 36.0
 
Aug. 2, 2021, 1 p.m. 28.1 ppb (27) 11.5 ppb (11) N/A 17.0 ppb (17) N/A N/A 1.0 ppb (1) 0.38 ppb (5) N/A N/A 27.0
 
Aug. 2, 2021, noon 13.7 ppb (13) 1.2 ppb (2) N/A 13.0 ppb (13) N/A N/A 5.0 ppb (5) 0.34 ppb (4) N/A N/A 13.0
 
Aug. 2, 2021, 11 a.m. 13.4 ppb (13) 1.3 ppb (2) N/A 12.0 ppb (12) N/A N/A 5.0 ppb (5) 0.16 ppb (3) N/A N/A 13.0
 
Aug. 2, 2021, 10 a.m. 10.8 ppb (11) 0.9 ppb (1) N/A 10.0 ppb (10) N/A N/A 6.0 ppb (6) 0.1 ppb (2) N/A N/A 11.0
 
Aug. 2, 2021, 9 a.m. 10.0 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 9.0 ppb (9) 0.13 ppb (2) N/A N/A 10.0
 
Aug. 2, 2021, 8 a.m. 9.3 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A 11.0 ppb (11) 0.08 ppb (2) N/A N/A 11.0
 
Aug. 2, 2021, 7 a.m. 8.2 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.12 ppb (2) N/A N/A 17.0
 
Aug. 2, 2021, 6 a.m. 8.2 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) 0.07 ppb (2) N/A N/A 19.0
 
Aug. 2, 2021, 5 a.m. 7.0 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (23) 0.11 ppb (2) N/A N/A 23.0
 
Aug. 2, 2021, 4 a.m. 5.9 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (26) 0.09 ppb (2) N/A N/A 26.0
 
Aug. 2, 2021, 3 a.m. 6.5 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (28) 0.14 ppb (2) N/A N/A 28.0
 
Aug. 2, 2021, 2 a.m. 6.9 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (33) 0.05 ppb (2) N/A N/A 33.0
 
Aug. 2, 2021, 1 a.m. 6.6 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 51.0 ppb (48) 0.12 ppb (2) N/A N/A 48.0
 
Aug. 2, 2021, midnight 4.7 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 55.0 ppb (51) 0.08 ppb (2) N/A N/A 51.0
 
Aug. 1, 2021, 11 p.m. 4.7 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 54.0 ppb (50) 0.07 ppb (2) N/A N/A 50.0
 
Aug. 1, 2021, 10 p.m. 7.2 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 64.0 ppb (81) 0.13 ppb (2) N/A N/A 81.0
 
Aug. 1, 2021, 9 p.m. 8.9 ppb (9) 1.3 ppb (2) N/A 8.0 ppb (8) N/A N/A 69.0 ppb (97) 0.15 ppb (2) N/A N/A 97.0
 
Aug. 1, 2021, 8 p.m. 8.2 ppb (8) 1.2 ppb (2) N/A 7.0 ppb (7) N/A N/A 68.0 ppb (94) 0.16 ppb (3) N/A N/A 94.0
 
Aug. 1, 2021, 7 p.m. 6.5 ppb (7) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 61.0 ppb (71) 0.14 ppb (2) N/A N/A 71.0
 
Aug. 1, 2021, 6 p.m. 6.9 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (46) 0.14 ppb (2) N/A N/A 46.0
 
Aug. 1, 2021, 5 p.m. 7.6 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (36) 0.13 ppb (2) N/A N/A 36.0
 
Aug. 1, 2021, 4 p.m. 9.3 ppb (9) 2.8 ppb (3) N/A 7.0 ppb (7) N/A N/A 28.0 ppb (26) 0.14 ppb (2) N/A N/A 26.0
 
Aug. 1, 2021, 3 p.m. 15.9 ppb (15) 5.8 ppb (6) N/A 10.0 ppb (10) N/A N/A 17.0 ppb (16) 0.17 ppb (3) N/A N/A 16.0
 
Aug. 1, 2021, 2 p.m. 15.6 ppb (15) 5.1 ppb (5) N/A 11.0 ppb (11) N/A N/A 10.0 ppb (10) 0.19 ppb (3) N/A N/A 15.0
 
Aug. 1, 2021, 1 p.m. 14.0 ppb (14) 2.6 ppb (3) N/A 11.0 ppb (11) N/A N/A 4.0 ppb (4) 0.22 ppb (3) N/A N/A 14.0
 
Aug. 1, 2021, noon 11.3 ppb (11) 1.3 ppb (2) N/A 10.0 ppb (10) N/A N/A 5.0 ppb (5) 0.12 ppb (2) N/A N/A 11.0
 
Aug. 1, 2021, 11 a.m. 10.5 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (10) N/A N/A 7.0 ppb (7) 0.15 ppb (2) N/A N/A 10.0
 
Aug. 1, 2021, 10 a.m. 10.0 ppb (10) 1.0 ppb (1) N/A 9.0 ppb (9) N/A N/A 8.0 ppb (8) 0.11 ppb (2) N/A N/A 10.0
 
Aug. 1, 2021, 9 a.m. 8.7 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 12.0 ppb (12) 0.14 ppb (2) N/A N/A 12.0
 
Aug. 1, 2021, 8 a.m. 8.8 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 14.0 ppb (13) 0.12 ppb (2) N/A N/A 13.0
 
Aug. 1, 2021, 7 a.m. 10.0 ppb (10) 0.7 ppb (1) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) 0.17 ppb (3) N/A N/A 16.0
 
Aug. 1, 2021, 6 a.m. 8.4 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (8) N/A N/A 21.0 ppb (20) 0.12 ppb (2) N/A N/A 20.0
 
Aug. 1, 2021, 5 a.m. 7.7 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.13 ppb (2) N/A N/A 25.0
 
Aug. 1, 2021, 4 a.m. 6.1 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (28) 0.09 ppb (2) N/A N/A 28.0
 
Aug. 1, 2021, 3 a.m. 6.4 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (30) 0.08 ppb (2) N/A N/A 30.0
 
Aug. 1, 2021, 2 a.m. 5.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.03 ppb (0) N/A N/A 32.0
 
Aug. 1, 2021, 1 a.m. 6.0 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (33) 0.08 ppb (2) N/A N/A 33.0
 
Aug. 1, 2021, midnight 7.5 ppb (8) 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (39) 0.09 ppb (2) N/A N/A 39.0
 
July 31, 2021, 11 p.m. 6.0 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 49.0 ppb (46) 0.08 ppb (2) N/A N/A 46.0
 
July 31, 2021, 10 p.m. 5.7 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 58.0 ppb (61) 0.11 ppb (2) N/A N/A 61.0
 
July 31, 2021, 9 p.m. 5.8 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 70.0 ppb (100) 0.13 ppb (2) N/A N/A 100.0
 
July 31, 2021, 8 p.m. 7.4 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 66.0 ppb (87) 0.17 ppb (3) N/A N/A 87.0
 
July 31, 2021, 7 p.m. 10.7 ppb (11) 1.7 ppb (2) N/A 9.0 ppb (9) N/A N/A 65.0 ppb (84) 0.21 ppb (3) N/A N/A 84.0
 
July 31, 2021, 6 p.m. 14.7 ppb (14) 3.1 ppb (3) N/A 12.0 ppb (12) N/A N/A 48.0 ppb (45) 0.23 ppb (3) N/A N/A 45.0
 
July 31, 2021, 5 p.m. 17.0 ppb (17) 4.4 ppb (5) N/A 13.0 ppb (13) N/A N/A 34.0 ppb (32) 0.23 ppb (3) N/A N/A 32.0
 
July 31, 2021, 4 p.m. 21.4 ppb (21) 6.9 ppb (7) N/A 15.0 ppb (15) N/A N/A 24.0 ppb (23) 0.25 ppb (3) N/A N/A 23.0
 
July 31, 2021, 3 p.m. 23.3 ppb (22) 8.5 ppb (9) N/A 15.0 ppb (15) N/A N/A 15.0 ppb (14) 0.26 ppb (4) N/A N/A 22.0
 
July 31, 2021, 2 p.m. 25.5 ppb (25) 9.4 ppb (9) N/A 16.0 ppb (16) N/A N/A 8.0 ppb (8) 0.21 ppb (3) N/A N/A 25.0
 
July 31, 2021, 1 p.m. 25.6 ppb (25) 4.2 ppb (4) N/A 21.0 ppb (20) N/A N/A 2.0 ppb (2) 0.22 ppb (3) N/A N/A 25.0
 
July 31, 2021, noon 21.3 ppb (21) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.15 ppb (2) N/A N/A 21.0
 
July 31, 2021, 11 a.m. 17.9 ppb (17) 1.0 ppb (1) N/A 17.0 ppb (17) N/A N/A 5.0 ppb (5) 0.19 ppb (3) N/A N/A 17.0
 
July 31, 2021, 10 a.m. 15.2 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A N/A 6.0 ppb (6) 0.15 ppb (2) N/A N/A 15.0
 
July 31, 2021, 9 a.m. 12.1 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A N/A 14.0 ppb (13) 0.15 ppb (2) N/A N/A 13.0
 
July 31, 2021, 8 a.m. 10.7 ppb (11) 0.9 ppb (1) N/A 10.0 ppb (10) N/A N/A 15.0 ppb (14) 0.11 ppb (2) N/A N/A 14.0
 
July 31, 2021, 7 a.m. 11.8 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A N/A 17.0 ppb (16) 0.16 ppb (3) N/A N/A 16.0
 
July 31, 2021, 6 a.m. 11.9 ppb (12) 0.8 ppb (1) N/A 11.0 ppb (11) N/A N/A 18.0 ppb (17) 0.14 ppb (2) N/A N/A 17.0
 
July 31, 2021, 5 a.m. 13.3 ppb (13) 1.1 ppb (2) N/A 12.0 ppb (12) N/A N/A 18.0 ppb (17) 0.17 ppb (3) N/A N/A 17.0
 
July 31, 2021, 4 a.m. 11.0 ppb (11) 0.8 ppb (1) N/A 10.0 ppb (10) N/A N/A 23.0 ppb (22) 0.14 ppb (2) N/A N/A 22.0
 
July 31, 2021, 3 a.m. 9.5 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (9) N/A N/A 30.0 ppb (28) 0.12 ppb (2) N/A N/A 28.0
 
July 31, 2021, 2 a.m. 7.9 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 32.0 ppb (30) 0.1 ppb (2) N/A N/A 30.0
 
July 31, 2021, 1 a.m. 7.6 ppb (8) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 37.0 ppb (35) 0.1 ppb (2) N/A N/A 35.0
 
July 31, 2021, midnight 6.7 ppb (7) 1.6 ppb (2) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (38) 0.1 ppb (2) N/A N/A 38.0
 
July 30, 2021, 11 p.m. 7.2 ppb (7) 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 48.0 ppb (45) 0.1 ppb (2) N/A N/A 45.0
 
July 30, 2021, 10 p.m. 8.7 ppb (9) 1.6 ppb (2) N/A 7.0 ppb (7) N/A N/A 55.0 ppb (51) 0.11 ppb (2) N/A N/A 51.0
 
July 30, 2021, 9 p.m. 10.5 ppb (10) 1.5 ppb (2) N/A 9.0 ppb (9) N/A N/A 69.0 ppb (97) 0.16 ppb (3) N/A N/A 97.0
 
July 30, 2021, 8 p.m. 17.0 ppb (17) 2.8 ppb (3) N/A 14.0 ppb (14) N/A N/A 65.0 ppb (84) 0.23 ppb (3) N/A N/A 84.0
 
July 30, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
July 30, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
July 30, 2021, 5 p.m. 22.6 ppb (22) 7.2 ppb (7) N/A 15.0 ppb (15) N/A N/A 26.0 ppb (25) 0.23 ppb (3) N/A N/A 25.0
 
July 30, 2021, 4 p.m. 22.4 ppb (22) 7.8 ppb (8) N/A 15.0 ppb (15) N/A N/A 17.0 ppb (16) 0.2 ppb (3) N/A N/A 22.0
 
July 30, 2021, 3 p.m. 22.4 ppb (22) 8.5 ppb (9) N/A 14.0 ppb (14) N/A N/A 13.0 ppb (13) 0.19 ppb (3) N/A N/A 22.0
 
July 30, 2021, 2 p.m. 19.6 ppb (19) 6.8 ppb (7) N/A 13.0 ppb (13) N/A N/A 8.0 ppb (8) 0.18 ppb (3) N/A N/A 19.0
 
July 30, 2021, 1 p.m. 17.6 ppb (17) 3.9 ppb (4) N/A 14.0 ppb (14) N/A N/A 2.0 ppb (2) 0.21 ppb (3) N/A N/A 17.0
 
July 30, 2021, noon 18.4 ppb (18) 2.8 ppb (3) N/A 16.0 ppb (16) N/A N/A 2.0 ppb (2) 0.14 ppb (2) N/A N/A 18.0
 
July 30, 2021, 11 a.m. 12.9 ppb (13) 0.9 ppb (1) N/A 12.0 ppb (12) N/A N/A 5.0 ppb (5) 0.13 ppb (2) N/A N/A 13.0
 
July 30, 2021, 10 a.m. 9.2 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 9.0 ppb (9) 0.05 ppb (2) N/A N/A 9.0
 
July 30, 2021, 9 a.m. 8.4 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (8) N/A N/A 12.0 ppb (12) 0.09 ppb (2) N/A N/A 12.0
 
July 30, 2021, 8 a.m. 8.1 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 15.0 ppb (14) 0.04 ppb (0) N/A N/A 14.0
 
July 30, 2021, 7 a.m. 7.9 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 19.0 ppb (18) 0.07 ppb (2) N/A N/A 18.0
 
July 30, 2021, 6 a.m. 6.7 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) 0.03 ppb (0) N/A N/A 22.0
 
July 30, 2021, 5 a.m. 10.6 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (10) N/A N/A 21.0 ppb (20) 0.1 ppb (2) N/A N/A 20.0
 
July 30, 2021, 4 a.m. 11.9 ppb (12) 0.8 ppb (1) N/A 11.0 ppb (11) N/A N/A 20.0 ppb (19) 0.11 ppb (2) N/A N/A 19.0
 
July 30, 2021, 3 a.m. 10.1 ppb (10) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A 24.0 ppb (23) 0.1 ppb (2) N/A N/A 23.0
 
July 30, 2021, 2 a.m. 8.7 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.07 ppb (2) N/A N/A 23.0
 
July 30, 2021, 1 a.m. 8.9 ppb (9) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 29.0 ppb (27) 0.08 ppb (2) N/A N/A 27.0
 
July 30, 2021, midnight 7.3 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (33) 0.08 ppb (2) N/A N/A 33.0
 
July 29, 2021, 11 p.m. 8.3 ppb (8) 2.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (37) 0.08 ppb (2) N/A N/A 37.0
 
July 29, 2021, 10 p.m. 7.4 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (43) 0.08 ppb (2) N/A N/A 43.0
 
July 29, 2021, 9 p.m. 10.3 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (9) N/A N/A 63.0 ppb (78) 0.13 ppb (2) N/A N/A 78.0
 
July 29, 2021, 8 p.m. 22.3 ppb (22) 4.5 ppb (5) N/A 18.0 ppb (17) N/A N/A 50.0 ppb (47) 0.19 ppb (3) N/A N/A 47.0
 
July 29, 2021, 7 p.m. 17.3 ppb (17) 3.5 ppb (4) N/A 14.0 ppb (14) N/A N/A 50.0 ppb (47) 0.18 ppb (3) N/A N/A 47.0
 
July 29, 2021, 6 p.m. 22.6 ppb (22) 5.9 ppb (6) N/A 17.0 ppb (17) N/A N/A 36.0 ppb (34) 0.21 ppb (3) N/A N/A 34.0
 
July 29, 2021, 5 p.m. 18.5 ppb (18) 5.3 ppb (5) N/A 13.0 ppb (13) N/A N/A 32.0 ppb (30) 0.19 ppb (3) N/A N/A 30.0
 
July 29, 2021, 4 p.m. 17.7 ppb (17) 5.5 ppb (6) N/A 12.0 ppb (12) N/A N/A 25.0 ppb (24) 0.18 ppb (3) N/A N/A 24.0
 
July 29, 2021, 3 p.m. 19.0 ppb (18) 6.5 ppb (7) N/A 13.0 ppb (13) N/A N/A 18.0 ppb (17) 0.21 ppb (3) N/A N/A 18.0
 
July 29, 2021, 2 p.m. 21.0 ppb (20) 7.3 ppb (7) N/A 14.0 ppb (14) N/A N/A 9.0 ppb (9) 0.22 ppb (3) N/A N/A 20.0
 
July 29, 2021, 1 p.m. 16.3 ppb (16) 3.2 ppb (4) N/A 13.0 ppb (13) N/A N/A 4.0 ppb (4) 0.23 ppb (3) N/A N/A 16.0
 
July 29, 2021, noon 12.0 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (11) N/A N/A 7.0 ppb (7) 0.07 ppb (2) N/A N/A 12.0
 
July 29, 2021, 11 a.m. 9.6 ppb (10) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A 8.0 ppb (8) 0.1 ppb (2) N/A N/A 10.0
 
July 29, 2021, 10 a.m. 10.4 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (10) N/A N/A 10.0 ppb (10) 0.06 ppb (2) N/A N/A 10.0
 
July 29, 2021, 9 a.m. 8.5 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 16.0 ppb (15) 0.08 ppb (2) N/A N/A 15.0
 
July 29, 2021, 8 a.m. 7.9 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 21.0 ppb (20) 0.03 ppb (0) N/A N/A 20.0
 
July 29, 2021, 7 a.m. 6.6 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.06 ppb (2) N/A N/A 26.0
 
July 29, 2021, 6 a.m. 7.5 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.04 ppb (0) N/A N/A 25.0
 
July 29, 2021, 5 a.m. 8.4 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) 0.07 ppb (2) N/A N/A 25.0
 
July 29, 2021, 4 a.m. 9.2 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (9) N/A N/A 26.0 ppb (25) 0.09 ppb (2) N/A N/A 25.0
 
July 29, 2021, 3 a.m. 9.8 ppb (10) 0.7 ppb (1) N/A 9.0 ppb (9) N/A N/A 27.0 ppb (25) 0.1 ppb (2) N/A N/A 25.0
 
July 29, 2021, 2 a.m. 9.0 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 36.0 ppb (34) 0.11 ppb (2) N/A N/A 34.0
 
July 29, 2021, 1 a.m. 10.3 ppb (10) 1.8 ppb (2) N/A 9.0 ppb (9) N/A N/A 36.0 ppb (34) 0.13 ppb (2) N/A N/A 34.0
 
July 29, 2021, midnight 8.4 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 43.0 ppb (40) 0.09 ppb (2) N/A N/A 40.0
 
July 28, 2021, 11 p.m. 7.5 ppb (8) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (47) 0.1 ppb (2) N/A N/A 47.0
 
July 28, 2021, 10 p.m. 8.1 ppb (8) 1.5 ppb (2) N/A 7.0 ppb (7) N/A N/A 57.0 ppb (58) 0.1 ppb (2) N/A N/A 58.0
 
July 28, 2021, 9 p.m. 12.4 ppb (12) 2.4 ppb (3) N/A 10.0 ppb (10) N/A N/A 56.0 ppb (55) 0.12 ppb (2) N/A N/A 55.0
 
July 28, 2021, 8 p.m. 22.3 ppb (22) 4.7 ppb (5) N/A 18.0 ppb (17) N/A N/A 46.0 ppb (43) 0.15 ppb (2) N/A N/A 43.0
 
July 28, 2021, 7 p.m. 20.0 ppb (19) 4.3 ppb (5) N/A 16.0 ppb (16) N/A N/A 46.0 ppb (43) 0.17 ppb (3) N/A N/A 43.0
 
July 28, 2021, 6 p.m. 18.7 ppb (18) 4.5 ppb (5) N/A 14.0 ppb (14) N/A N/A 41.0 ppb (38) 0.19 ppb (3) N/A N/A 38.0
 
July 28, 2021, 5 p.m. 19.2 ppb (19) 5.0 ppb (5) N/A 14.0 ppb (14) N/A N/A 36.0 ppb (34) 0.21 ppb (3) N/A N/A 34.0
 
July 28, 2021, 4 p.m. 22.9 ppb (22) 7.7 ppb (8) N/A 15.0 ppb (15) N/A N/A 22.0 ppb (21) 0.21 ppb (3) N/A N/A 22.0
 
July 28, 2021, 3 p.m. 25.0 ppb (24) 9.9 ppb (10) N/A 15.0 ppb (15) N/A N/A 13.0 ppb (13) 0.2 ppb (3) N/A N/A 24.0
 
July 28, 2021, 2 p.m. 19.7 ppb (19) 6.7 ppb (7) N/A 13.0 ppb (13) N/A N/A 9.0 ppb (9) 0.15 ppb (2) N/A N/A 19.0
 
July 28, 2021, 1 p.m. 16.7 ppb (16) 2.8 ppb (3) N/A 14.0 ppb (14) N/A N/A 5.0 ppb (5) 0.13 ppb (2) N/A N/A 16.0
 
July 28, 2021, noon 13.6 ppb (13) 1.3 ppb (2) N/A 12.0 ppb (12) N/A N/A 4.0 ppb (4) 0.07 ppb (2) N/A N/A 13.0
 
July 28, 2021, 11 a.m. 11.3 ppb (11) 0.9 ppb (1) N/A 10.0 ppb (10) N/A N/A 12.0 ppb (12) 0.06 ppb (2) N/A N/A 12.0
 
July 28, 2021, 10 a.m. 12.1 ppb (12) 0.8 ppb (1) N/A 11.0 ppb (11) N/A N/A 12.0 ppb (12) 0.01 ppb (0) N/A N/A 12.0
 
July 28, 2021, 9 a.m. 13.3 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 10.0 ppb (10) 0.08 ppb (2) N/A N/A 13.0
 
July 28, 2021, 8 a.m. 11.5 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (11) N/A N/A 13.0 ppb (13) 0.05 ppb (2) N/A N/A 13.0
 
July 28, 2021, 7 a.m. 16.4 ppb (16) 0.9 ppb (1) N/A 16.0 ppb (16) N/A N/A 11.0 ppb (11) 0.13 ppb (2) N/A N/A 16.0
 
July 28, 2021, 6 a.m. 19.3 ppb (19) 0.9 ppb (1) N/A 18.0 ppb (17) N/A N/A 8.0 ppb (8) 0.11 ppb (2) N/A N/A 19.0
 
July 28, 2021, 5 a.m. 12.6 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.14 ppb (2) N/A N/A 15.0
 
July 28, 2021, 4 a.m. 9.6 ppb (10) 0.6 ppb (1) N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) 0.12 ppb (2) N/A N/A 22.0
 
July 28, 2021, 3 a.m. 9.2 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (9) N/A N/A 27.0 ppb (25) 0.11 ppb (2) N/A N/A 25.0
 
July 28, 2021, 2 a.m. 9.2 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 32.0 ppb (30) 0.11 ppb (2) N/A N/A 30.0
 
July 28, 2021, 1 a.m. 8.9 ppb (9) 1.6 ppb (2) N/A 7.0 ppb (7) N/A N/A 37.0 ppb (35) 0.11 ppb (2) N/A N/A 35.0
 
July 28, 2021, midnight 8.6 ppb (9) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 45.0 ppb (42) 0.11 ppb (2) N/A N/A 42.0
 
July 27, 2021, 11 p.m. 8.6 ppb (9) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 51.0 ppb (48) 0.11 ppb (2) N/A N/A 48.0
 
July 27, 2021, 10 p.m. 7.9 ppb (8) 1.4 ppb (2) N/A 7.0 ppb (7) N/A N/A 60.0 ppb (68) 0.11 ppb (2) N/A N/A 68.0
 
July 27, 2021, 9 p.m. 7.9 ppb (8) 1.2 ppb (2) N/A 7.0 ppb (7) N/A N/A 69.0 ppb (97) 0.13 ppb (2) N/A N/A 97.0
 
July 27, 2021, 8 p.m. 9.2 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A 66.0 ppb (87) 0.14 ppb (2) N/A N/A 87.0
 
July 27, 2021, 7 p.m. 14.1 ppb (14) 3.0 ppb (3) N/A 11.0 ppb (11) N/A N/A 49.0 ppb (46) 0.17 ppb (3) N/A N/A 46.0
 
July 27, 2021, 6 p.m. 14.3 ppb (14) 3.7 ppb (4) N/A 11.0 ppb (11) N/A N/A 38.0 ppb (36) 0.17 ppb (3) N/A N/A 36.0
 
July 27, 2021, 5 p.m. 13.5 ppb (13) 4.2 ppb (4) N/A 9.0 ppb (9) N/A N/A 29.0 ppb (27) 0.15 ppb (2) N/A N/A 27.0
 
July 27, 2021, 4 p.m. 12.7 ppb (12) 4.2 ppb (4) N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) 0.13 ppb (2) N/A N/A 22.0
 
July 27, 2021, 3 p.m. 10.9 ppb (11) 2.5 ppb (3) N/A 8.0 ppb (8) N/A N/A 19.0 ppb (18) 0.1 ppb (2) N/A N/A 18.0
 
July 27, 2021, 2 p.m. 9.3 ppb (9) 1.6 ppb (2) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.07 ppb (2) N/A N/A 17.0
 
July 27, 2021, 1 p.m. 8.4 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.07 ppb (2) N/A N/A 17.0
 
July 27, 2021, noon 11.8 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (11) N/A N/A 12.0 ppb (12) 0.05 ppb (2) N/A N/A 12.0
 
July 27, 2021, 11 a.m. 8.7 ppb (9) 0.8 ppb (1) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.06 ppb (2) N/A N/A 17.0
 
July 27, 2021, 10 a.m. 8.3 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (8) N/A N/A 18.0 ppb (17) 0.02 ppb (0) N/A N/A 17.0
 
July 27, 2021, 9 a.m. 10.4 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (10) N/A N/A 15.0 ppb (14) 0.09 ppb (2) N/A N/A 14.0
 
July 27, 2021, 8 a.m. 10.7 ppb (11) 0.8 ppb (1) N/A 10.0 ppb (10) N/A N/A 15.0 ppb (14) 0.05 ppb (2) N/A N/A 14.0
 
July 27, 2021, 7 a.m. 12.2 ppb (12) 0.8 ppb (1) N/A 11.0 ppb (11) N/A N/A 13.0 ppb (13) 0.1 ppb (2) N/A N/A 13.0
 
July 27, 2021, 6 a.m. 14.2 ppb (14) 0.9 ppb (1) N/A 13.0 ppb (13) N/A N/A 12.0 ppb (12) 0.09 ppb (2) N/A N/A 14.0
 
July 27, 2021, 5 a.m. 5.7 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (23) 0.05 ppb (2) N/A N/A 23.0
 
July 27, 2021, 4 a.m. 6.8 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) 0.05 ppb (2) N/A N/A 24.0
 
July 27, 2021, 3 a.m. 6.9 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) 0.06 ppb (2) N/A N/A 25.0