ID: 122

AQSQID: 060170011

Site Name: South Lake Tahoe - Sandy Way

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

Updated: Jan. 21, 2021, 8:31 p.m.

Location: S Lake Tahoe (Tahoe Keys), CA

Reporting: True, Located: True

Current AQI: 16.0

S Lake Tahoe (Tahoe Keys) CA, US: 38.94498, -119.97061

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (16) N/A 16.0
 
Jan. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.7 μg/m3 (23) N/A 23.0
 
Jan. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (13) N/A 13.0
 
Jan. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (4) N/A 4.0
 
Jan. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (5) N/A 5.0
 
Jan. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (4) N/A 4.0
 
Jan. 21, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) N/A 3.0
 
Jan. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (4) N/A 4.0
 
Jan. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
Jan. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (7) N/A 7.0
 
Jan. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (13) N/A 13.0
 
Jan. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.5 μg/m3 (19) N/A 19.0
 
Jan. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.3 μg/m3 (24) N/A 24.0
 
Jan. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.7 μg/m3 (23) N/A 23.0
 
Jan. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (25) N/A 25.0
 
Jan. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.4 μg/m3 (27) N/A 27.0
 
Jan. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.7 μg/m3 (31) N/A 31.0
 
Jan. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (15) N/A 15.0
 
Jan. 21, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.9 μg/m3 (23) N/A 23.0
 
Jan. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) N/A 15.0
 
Jan. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.6 μg/m3 (19) N/A 19.0
 
Jan. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (13) N/A 13.0
 
Jan. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (12) N/A 12.0
 
Jan. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) N/A 8.0
 
Jan. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.3 μg/m3 (17) N/A 17.0
 
Jan. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (10) N/A 10.0
 
Jan. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) N/A 10.0
 
Jan. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.1 μg/m3 (9) N/A 9.0
 
Jan. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (10) N/A 10.0
 
Jan. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (3) N/A 3.0
 
Jan. 20, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) N/A 3.0
 
Jan. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
Jan. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) N/A 2.0
 
Jan. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.3 μg/m3 (1) N/A 1.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.6 μg/m3 (18) N/A 18.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (18) N/A 18.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (12) N/A 12.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.5 μg/m3 (12) N/A 12.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) N/A 10.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (12) N/A 12.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (16) N/A 16.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.4 μg/m3 (13) N/A 13.0
 
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 21.9 μg/m3 (21) N/A 21.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.5 μg/m3 (35) N/A 35.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.8 μg/m3 (31) N/A 31.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.2 μg/m3 (25) N/A 25.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.5 μg/m3 (15) N/A 15.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) N/A 12.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (17) N/A 17.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (14) N/A 14.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) N/A 14.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.8 μg/m3 (15) N/A 15.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.8 μg/m3 (20) N/A 20.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 68.7 μg/m3 (58) N/A 58.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (15) N/A 15.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.2 μg/m3 (20) N/A 20.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.8 μg/m3 (20) N/A 20.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) N/A 12.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (6) N/A 6.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) N/A 21.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.8 μg/m3 (37) N/A 37.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.7 μg/m3 (67) N/A 67.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 49.2 μg/m3 (46) N/A 46.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.8 μg/m3 (23) N/A 23.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.6 μg/m3 (25) N/A 25.0
 
Jan. 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 35.4 μg/m3 (33) N/A 33.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.5 μg/m3 (14) N/A 14.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.6 μg/m3 (14) N/A 14.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (11) N/A 11.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (16) N/A 16.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (9) N/A 9.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) N/A 12.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) N/A 9.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) N/A 10.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (12) N/A 12.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.7 μg/m3 (18) N/A 18.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (4) N/A 4.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (3) N/A 3.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) N/A 6.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.6 μg/m3 (7) N/A 7.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (7) N/A 7.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (13) N/A 13.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) N/A 14.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (21) N/A 21.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (17) N/A 17.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.9 μg/m3 (25) N/A 25.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.9 μg/m3 (27) N/A 27.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.4 μg/m3 (51) N/A 51.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.9 μg/m3 (30) N/A 30.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.4 μg/m3 (22) N/A 22.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.7 μg/m3 (13) N/A 13.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (17) N/A 17.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (11) N/A 11.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (19) N/A 19.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) N/A 12.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (11) N/A 11.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (5) N/A 5.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) N/A 9.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (5) N/A 5.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (4) N/A 4.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (5) N/A 5.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (8) N/A 8.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) N/A 7.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) N/A 7.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (10) N/A 10.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.1 μg/m3 (11) N/A 11.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.5 μg/m3 (30) N/A 30.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.4 μg/m3 (30) N/A 30.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.3 μg/m3 (29) N/A 29.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) N/A 30.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.5 μg/m3 (58) N/A 58.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) N/A 27.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (8) N/A 8.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (8) N/A 8.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (12) N/A 12.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) N/A 9.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.7 μg/m3 (13) N/A 13.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (11) N/A 11.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.3 μg/m3 (18) N/A 18.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) N/A 20.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.3 μg/m3 (10) N/A 10.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (8) N/A 8.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (6) N/A 6.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (2) N/A 2.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) N/A 5.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (7) N/A 7.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) N/A 12.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (3) N/A 3.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.2 μg/m3 (20) N/A 20.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.7 μg/m3 (21) N/A 21.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.8 μg/m3 (17) N/A 17.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.9 μg/m3 (22) N/A 22.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.9 μg/m3 (26) N/A 26.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.7 μg/m3 (35) N/A 35.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.9 μg/m3 (32) N/A 32.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.4 μg/m3 (42) N/A 42.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 29.3 μg/m3 (28) N/A 28.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.2 μg/m3 (24) N/A 24.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.4 μg/m3 (28) N/A 28.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) N/A 17.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) N/A 28.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.4 μg/m3 (19) N/A 19.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (18) N/A 18.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (17) N/A 17.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (16) N/A 16.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (9) N/A 9.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.8 μg/m3 (10) N/A 10.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (11) N/A 11.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (3) N/A 3.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (4) N/A 4.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) N/A 6.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) N/A 8.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) N/A 8.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.2 μg/m3 (14) N/A 14.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.9 μg/m3 (22) N/A 22.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.3 μg/m3 (18) N/A 18.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.8 μg/m3 (24) N/A 24.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.7 μg/m3 (20) N/A 20.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.9 μg/m3 (29) N/A 29.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) N/A 7.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 9.4 μg/m3 (9) N/A 9.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (18) N/A 18.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.4 μg/m3 (17) N/A 17.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (18) N/A 18.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (18) N/A 18.0