ID: 2030

AQSQID: 150012023

Site Name: Mountain View

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

Updated: July 25, 2021, 7:52 a.m.

Location: Mtain View (Olaa Ahupua`a), HI

Reporting: True, Located: True

Current AQI: 0.0

Mtain View (Olaa Ahupua`a) HI, US: 19.555445, -155.102036

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 25, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 25, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 25, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 25, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 25, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 25, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 24, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 24, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 24, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 24, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 24, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 24, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 24, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 24, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 24, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 24, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 24, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 23, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 23, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 23, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 23, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 23, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 23, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 23, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 23, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 23, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 23, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 23, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 23, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 22, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 22, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 22, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 22, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 22, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 22, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 22, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 22, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 22, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 22, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A N/A 0.0
July 22, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A N/A 0.0
July 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 21, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 21, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 21, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 20, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
July 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 14.0 μg/m3 (55) 55.0
 
July 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
July 20, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 19, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 18, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
July 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
July 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
July 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0
July 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.0 μg/m3 (0) 0.0