ID: 673

AQSQID: 390990013

Site Name: Youngstown - Oakhill

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

Updated: Jan. 26, 2021, 3:32 p.m.

Location: Youngstown (Oak HIll), OH

Reporting: True, Located: True

Current AQI: 8.0

Youngstown (Oak HIll) OH, US: 41.096158, -80.658908

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 26, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 25, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 24, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 23, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 22, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
Jan. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
Jan. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
Jan. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
Jan. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 21, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0