ID: 2439

AQSQID: 291890016

Site Name: Rider Trail I-70

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

Updated: Aug. 3, 2021, 11:56 p.m.

Location: Bridgeton (Natural Bridge Jct), MO

Reporting: True, Located: True

Current AQI: 3.0

Bridgeton (Natural Bridge Jct) MO, US: 38.75264, -90.44884

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 3, 2021, 10 p.m. 3.0 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
Aug. 3, 2021, 9 p.m. 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
Aug. 3, 2021, 8 p.m. 2.9 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
Aug. 3, 2021, 7 p.m. 2.9 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
Aug. 3, 2021, 6 p.m. 3.4 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) N/A N/A N/A N/A 4.0
 
Aug. 3, 2021, 5 p.m. 4.7 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A 2.0 ppb (3) N/A N/A N/A N/A 5.0
 
Aug. 3, 2021, 4 p.m. 5.6 ppb (6) 1.4 ppb (2) N/A 4.0 ppb (4) N/A 2.0 ppb (3) N/A N/A N/A N/A 6.0
 
Aug. 3, 2021, 3 p.m. 4.5 ppb (5) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
Aug. 3, 2021, 2 p.m. 7.7 ppb (8) 2.5 ppb (3) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
Aug. 3, 2021, 1 p.m. 12.2 ppb (12) 4.3 ppb (5) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A N/A 12.0
 
Aug. 3, 2021, noon 16.2 ppb (16) 5.0 ppb (5) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A N/A 16.0
 
Aug. 3, 2021, 11 a.m. 9.0 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A N/A 9.0
 
Aug. 3, 2021, 10 a.m. 6.8 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 7.0
 
Aug. 3, 2021, 9 a.m. 8.8 ppb (9) 0.3 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A N/A 9.0
 
Aug. 3, 2021, 8 a.m. 11.3 ppb (11) 0.2 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A N/A 11.0
 
Aug. 3, 2021, 7 a.m. 11.4 ppb (11) 0.1 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A N/A N/A 11.0
 
Aug. 3, 2021, 6 a.m. 16.3 ppb (16) 0.2 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A N/A 16.0
 
Aug. 3, 2021, 5 a.m. 16.5 ppb (16) 0.2 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A N/A 16.0
 
Aug. 3, 2021, 4 a.m. 12.7 ppb (12) 0.1 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A N/A N/A 13.0
 
Aug. 3, 2021, 3 a.m. 10.2 ppb (10) 0.1 ppb (1) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 10.0
 
Aug. 3, 2021, 2 a.m. 9.0 ppb (9) 0.1 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A N/A 9.0
 
Aug. 3, 2021, 1 a.m. 2.5 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
Aug. 3, 2021, midnight 2.5 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
Aug. 2, 2021, 11 p.m. 6.1 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A N/A N/A N/A 6.0
 
Aug. 2, 2021, 10 p.m. 6.2 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A N/A N/A N/A 6.0
 
Aug. 2, 2021, 9 p.m. 6.5 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A N/A N/A N/A 7.0
 
Aug. 2, 2021, 8 p.m. 5.8 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) N/A N/A N/A N/A 6.0
 
Aug. 2, 2021, 7 p.m. 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) N/A N/A N/A N/A 4.0
 
Aug. 2, 2021, 6 p.m. 3.3 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
Aug. 2, 2021, 5 p.m. 7.4 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A 2.0 ppb (3) N/A N/A N/A N/A 7.0
 
Aug. 2, 2021, 4 p.m. 16.2 ppb (16) 6.1 ppb (6) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 16.0
 
Aug. 2, 2021, 3 p.m. 17.2 ppb (17) 7.4 ppb (7) N/A 10.0 ppb (10) N/A 3.0 ppb (5) N/A N/A N/A N/A 17.0
 
Aug. 2, 2021, 2 p.m. 10.9 ppb (11) 3.4 ppb (4) N/A 7.0 ppb (7) N/A 4.0 ppb (6) N/A N/A N/A N/A 11.0
 
Aug. 2, 2021, 1 p.m. 10.8 ppb (11) 2.8 ppb (3) N/A 8.0 ppb (8) N/A 2.0 ppb (3) N/A N/A N/A N/A 11.0
 
Aug. 2, 2021, noon 17.4 ppb (17) 4.3 ppb (5) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A N/A N/A 17.0
 
Aug. 2, 2021, 11 a.m. 13.6 ppb (13) 1.6 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A N/A 13.0
 
Aug. 2, 2021, 10 a.m. 8.9 ppb (9) 0.8 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A N/A 9.0
 
Aug. 2, 2021, 9 a.m. 11.4 ppb (11) 1.5 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 11.0
 
Aug. 2, 2021, 8 a.m. 6.0 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 6.0
 
Aug. 2, 2021, 7 a.m. 5.0 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
Aug. 2, 2021, 6 a.m. 6.3 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0
 
Aug. 2, 2021, 5 a.m. 7.2 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 7.0
 
Aug. 2, 2021, 4 a.m. 3.9 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
Aug. 2, 2021, 3 a.m. 5.7 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 6.0
 
Aug. 2, 2021, 2 a.m. 4.1 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
Aug. 2, 2021, 1 a.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
Aug. 2, 2021, midnight 2.6 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
Aug. 1, 2021, 11 p.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 10 p.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 9 p.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 8 p.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 7 p.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 6 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 5 p.m. 4.2 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
Aug. 1, 2021, 4 p.m. 5.1 ppb (5) 1.6 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
Aug. 1, 2021, 3 p.m. 7.2 ppb (7) 2.4 ppb (3) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 7.0
 
Aug. 1, 2021, 2 p.m. 9.7 ppb (10) 4.1 ppb (4) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 10.0
 
Aug. 1, 2021, 1 p.m. 10.7 ppb (11) 4.9 ppb (5) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 11.0
 
Aug. 1, 2021, noon 12.0 ppb (12) 6.2 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 12.0
 
Aug. 1, 2021, 11 a.m. 10.5 ppb (10) 3.9 ppb (4) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 10.0
 
Aug. 1, 2021, 10 a.m. 7.0 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 7.0
 
Aug. 1, 2021, 9 a.m. 5.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0
 
Aug. 1, 2021, 8 a.m. 9.3 ppb (9) 2.2 ppb (3) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A N/A 9.0
 
Aug. 1, 2021, 7 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 6 a.m. 1.7 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 5 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 4 a.m. 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 3 a.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 2 a.m. 1.8 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, 1 a.m. 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
Aug. 1, 2021, midnight 1.8 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
July 31, 2021, 11 p.m. 2.3 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
July 31, 2021, 10 p.m. 3.0 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
July 31, 2021, 9 p.m. 3.2 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 31, 2021, 8 p.m. 4.5 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 31, 2021, 7 p.m. 5.1 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 31, 2021, 6 p.m. 14.4 ppb (14) 7.1 ppb (7) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 14.0
 
July 31, 2021, 5 p.m. 21.5 ppb (21) 12.3 ppb (12) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A N/A 21.0
 
July 31, 2021, 4 p.m. 24.5 ppb (24) 12.6 ppb (12) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A N/A 24.0
 
July 31, 2021, 3 p.m. 22.5 ppb (22) 10.6 ppb (10) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A N/A 22.0
 
July 31, 2021, 2 p.m. 8.0 ppb (8) 1.1 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
July 31, 2021, 1 p.m. 5.0 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 31, 2021, noon 5.1 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 31, 2021, 11 a.m. 13.5 ppb (13) 4.3 ppb (5) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A N/A 13.0
 
July 31, 2021, 10 a.m. 10.1 ppb (10) 2.7 ppb (3) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 10.0
 
July 31, 2021, 9 a.m. 7.4 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 7.0
 
July 31, 2021, 8 a.m. 8.1 ppb (8) 1.4 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
July 31, 2021, 7 a.m. 5.9 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 6.0
 
July 31, 2021, 6 a.m. 7.2 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 7.0
 
July 31, 2021, 5 a.m. 9.4 ppb (9) 1.2 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A N/A 9.0
 
July 31, 2021, 4 a.m. 5.8 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0
 
July 31, 2021, 3 a.m. 5.9 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0
 
July 31, 2021, 2 a.m. 4.7 ppb (5) 0.2 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 31, 2021, 1 a.m. 3.3 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A N/A N/A 4.0
 
July 31, 2021, midnight 2.1 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
July 30, 2021, 11 p.m. 1.8 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 2.0
 
July 30, 2021, 10 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A N/A 2.0
 
July 30, 2021, 9 p.m. 4.3 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 30, 2021, 8 p.m. 4.8 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 30, 2021, 7 p.m. 3.8 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 30, 2021, 6 p.m. 3.2 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 30, 2021, 5 p.m. 3.9 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 30, 2021, 4 p.m. 3.9 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 30, 2021, 3 p.m. 4.1 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 30, 2021, 2 p.m. 6.0 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 6.0
 
July 30, 2021, 1 p.m. 4.8 ppb (5) 1.4 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 30, 2021, noon 4.7 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 30, 2021, 11 a.m. 5.9 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0
 
July 30, 2021, 10 a.m. 5.9 ppb (6) 0.2 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 6.0
 
July 30, 2021, 9 a.m. 4.2 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 4.0
 
July 30, 2021, 8 a.m. 8.2 ppb (8) 1.2 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
July 30, 2021, 7 a.m. 8.3 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
July 30, 2021, 6 a.m. 11.4 ppb (11) 1.3 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 11.0
 
July 30, 2021, 5 a.m. 8.1 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
July 30, 2021, 4 a.m. 7.1 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A N/A N/A 7.0
 
July 30, 2021, 3 a.m. 2.6 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
July 30, 2021, 2 a.m. 5.6 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 6.0
 
July 30, 2021, 1 a.m. 13.4 ppb (13) 3.8 ppb (4) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 13.0
 
July 30, 2021, midnight 15.0 ppb (15) 4.6 ppb (5) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 15.0
 
July 29, 2021, 11 p.m. 15.3 ppb (15) 5.8 ppb (6) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A N/A 15.0
 
July 29, 2021, 10 p.m. 17.7 ppb (17) 7.5 ppb (8) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 17.0
 
July 29, 2021, 9 p.m. 12.3 ppb (12) 4.6 ppb (5) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A N/A N/A 12.0
 
July 29, 2021, 8 p.m. 15.8 ppb (15) 5.6 ppb (6) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 15.0
 
July 29, 2021, 7 p.m. 20.6 ppb (20) 8.5 ppb (9) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A N/A 20.0
 
July 29, 2021, 6 p.m. 20.7 ppb (20) 8.2 ppb (8) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A N/A 20.0
 
July 29, 2021, 5 p.m. 24.7 ppb (24) 8.5 ppb (9) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A N/A 24.0
 
July 29, 2021, 4 p.m. 21.9 ppb (21) 6.6 ppb (7) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A N/A N/A 21.0
 
July 29, 2021, 3 p.m. 25.9 ppb (25) 9.7 ppb (10) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A N/A 25.0
 
July 29, 2021, 2 p.m. 37.2 ppb (36) 18.4 ppb (18) N/A 19.0 ppb (18) N/A 0.0 ppb (0) N/A N/A N/A N/A 36.0
 
July 29, 2021, 1 p.m. 43.6 ppb (42) 25.7 ppb (25) N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A N/A 42.0
 
July 29, 2021, noon 38.9 ppb (37) 24.3 ppb (23) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A N/A N/A 37.0
 
July 29, 2021, 11 a.m. 31.2 ppb (30) 20.2 ppb (20) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A N/A N/A 30.0
 
July 29, 2021, 10 a.m. 15.9 ppb (15) 8.7 ppb (9) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A N/A 15.0
 
July 29, 2021, 9 a.m. 11.4 ppb (11) 4.4 ppb (5) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A N/A 11.0
 
July 29, 2021, 8 a.m. 8.9 ppb (9) 2.4 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A N/A N/A 9.0
 
July 29, 2021, 7 a.m. 10.3 ppb (10) 3.0 ppb (3) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A N/A N/A 10.0
 
July 29, 2021, 6 a.m. 11.3 ppb (11) 2.1 ppb (2) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A N/A N/A 11.0
 
July 29, 2021, 5 a.m. 10.2 ppb (10) 1.5 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A N/A N/A 10.0
 
July 29, 2021, 4 a.m. 19.3 ppb (19) 4.9 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A N/A 19.0
 
July 29, 2021, 3 a.m. 26.1 ppb (25) 7.9 ppb (8) N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A N/A 25.0
 
July 29, 2021, 2 a.m. 19.3 ppb (19) 5.1 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A N/A 19.0
 
July 29, 2021, 1 a.m. 17.7 ppb (17) 4.0 ppb (4) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A N/A 17.0
 
July 29, 2021, midnight 21.6 ppb (21) 5.6 ppb (6) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A N/A N/A 21.0
 
July 28, 2021, 11 p.m. 18.5 ppb (18) 4.2 ppb (4) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A N/A 18.0
 
July 28, 2021, 10 p.m. 18.1 ppb (18) 4.0 ppb (4) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A N/A N/A 18.0
 
July 28, 2021, 9 p.m. 5.6 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A N/A N/A 6.0
 
July 28, 2021, 8 p.m. 3.0 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0
 
July 28, 2021, 7 p.m. 5.2 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A N/A N/A 5.0
 
July 28, 2021, 6 p.m. 8.0 ppb (8) 1.3 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A N/A N/A 8.0
 
July 28, 2021, 5 p.m. 14.9 ppb (15) 3.0 ppb (3) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A N/A N/A 15.0
 
July 28, 2021, 4 p.m. 12.3 ppb (12) 2.6 ppb (3) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 12.0
 
July 28, 2021, 3 p.m. 22.4 ppb (22) 7.5 ppb (8) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A N/A N/A 22.0
 
July 28, 2021, 2 p.m. 32.3 ppb (31) 11.4 ppb (11) N/A 21.0 ppb (20) N/A 1.0 ppb (2) N/A N/A N/A N/A 31.0
 
July 28, 2021, 1 p.m. 46.8 ppb (45) 18.8 ppb (18) N/A 28.0 ppb (27) N/A 1.0 ppb (2) N/A N/A N/A N/A 45.0
 
July 28, 2021, noon 69.4 ppb (68) 39.6 ppb (38) N/A 30.0 ppb (29) N/A 1.0 ppb (2) N/A N/A N/A N/A 68.0
 
July 28, 2021, 11 a.m. 97.9 ppb (98) 69.9 ppb (68) N/A 28.0 ppb (27) N/A 1.0 ppb (2) N/A N/A N/A N/A 98.0
 
July 28, 2021, 10 a.m. 68.2 ppb (67) 42.6 ppb (41) N/A 26.0 ppb (25) N/A 1.0 ppb (2) N/A N/A N/A N/A 67.0
 
July 28, 2021, 9 a.m. 32.7 ppb (31) 11.9 ppb (12) N/A 21.0 ppb (20) N/A 1.0 ppb (2) N/A N/A N/A N/A 31.0
 
July 28, 2021, 8 a.m. 21.0 ppb (20) 3.4 ppb (4) N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A N/A N/A 20.0
 
July 28, 2021, 7 a.m. 33.1 ppb (32) 6.3 ppb (6) N/A 27.0 ppb (26) N/A 1.0 ppb (2) N/A N/A N/A N/A 32.0
 
July 28, 2021, 6 a.m. 30.8 ppb (30) 5.5 ppb (6) N/A 25.0 ppb (24) N/A 1.0 ppb (2) N/A N/A N/A N/A 30.0
 
July 28, 2021, 5 a.m. 31.3 ppb (30) 6.4 ppb (7) N/A 25.0 ppb (24) N/A 1.0 ppb (2) N/A N/A N/A N/A 30.0
 
July 28, 2021, 4 a.m. 26.6 ppb (26) 4.3 ppb (5) N/A 22.0 ppb (21) N/A 1.0 ppb (2) N/A N/A N/A N/A 26.0
 
July 28, 2021, 3 a.m. 24.9 ppb (24) 3.2 ppb (4) N/A 22.0 ppb (21) N/A 1.0 ppb (2) N/A N/A N/A N/A 24.0
 
July 28, 2021, 2 a.m. 28.3 ppb (27) 4.6 ppb (5) N/A 24.0 ppb (23) N/A 1.0 ppb (2) N/A N/A N/A N/A 27.0
 
July 28, 2021, 1 a.m. 31.8 ppb (30) 5.6 ppb (6) N/A 26.0 ppb (25) N/A 1.0 ppb (2) N/A N/A N/A N/A 30.0
 
July 28, 2021, midnight 11.5 ppb (11) 1.8 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A N/A N/A 11.0
 
July 27, 2021, 11 p.m. 2.6 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A N/A N/A 3.0