ID: 1463

AQSQID: 000070301

Site Name: Flin Flon

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

Updated: March 1, 2021, 6:32 p.m.

Location: Flin Flon (Main St), CC

Reporting: True, Located: True

Current AQI: 11.0

Flin Flon (Main St) CC, CA: 54.765, -101.8753

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (11) N/A 11.0
 
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (14) N/A 14.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.1 μg/m3 (0) N/A 0.0
March 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (2) N/A 2.0
 
March 1, 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
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (1) N/A 1.0
 
March 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.1 μg/m3 (1) N/A 1.0
 
March 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (1) N/A 1.0
 
March 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (3) N/A 3.0
 
March 1, 2021, 7 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
 
March 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (5) N/A 5.0
 
March 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.5 μg/m3 (47) N/A 47.0
 
March 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (30) N/A 30.0
 
March 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (6) N/A 6.0
 
March 1, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (5) N/A 5.0
 
Feb. 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (11) N/A 11.0
 
Feb. 28, 2021, 10 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
 
Feb. 28, 2021, 9 p.m. 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
 
Feb. 28, 2021, 8 p.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
 
Feb. 28, 2021, 7 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
 
Feb. 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (2) N/A 2.0
 
Feb. 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.1 μg/m3 (1) N/A 1.0
 
Feb. 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.2 μg/m3 (1) N/A 1.0
 
Feb. 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.8 μg/m3 (0) N/A 0.0
Feb. 28, 2021, 2 p.m. 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
 
Feb. 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.5 μg/m3 (0) N/A 0.0
Feb. 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A -1.2 μg/m3 (0) N/A 0.0
Feb. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A 0.0
Feb. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) N/A 0.0
Feb. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (2) N/A 2.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.8 μg/m3 (25) N/A 25.0
 
Feb. 28, 2021, 6 a.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
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (4) N/A 4.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (3) N/A 3.0
 
Feb. 28, 2021, 3 a.m. 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
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (13) N/A 13.0
 
Feb. 28, 2021, 1 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
 
Feb. 28, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 2.8 μg/m3 (3) N/A 3.0
 
Feb. 27, 2021, 11 p.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
 
Feb. 27, 2021, 10 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
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.2 μg/m3 (0) N/A 0.0
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (2) N/A 2.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (4) N/A 4.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (2) N/A 2.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (6) N/A 6.0
 
Feb. 27, 2021, 4 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
 
Feb. 27, 2021, 2 p.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
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (7) N/A 7.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (3) N/A 3.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (5) N/A 5.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.2 μg/m3 (49) N/A 49.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) N/A 7.0
 
Feb. 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (13) N/A 13.0
 
Feb. 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (9) N/A 9.0
 
Feb. 27, 2021, 6 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
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (1) N/A 1.0
 
Feb. 27, 2021, 4 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
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.1 μg/m3 (0) N/A 0.0
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (2) N/A 2.0
 
Feb. 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.6 μg/m3 (0) N/A 0.0
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 3.5 μg/m3 (4) N/A 4.0
 
Feb. 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (1) N/A 1.0
 
Feb. 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (1) N/A 1.0
 
Feb. 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.3 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.5 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (2) N/A 2.0
 
Feb. 26, 2021, 6 p.m. 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
 
Feb. 26, 2021, 5 p.m. 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
 
Feb. 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (4) N/A 4.0
 
Feb. 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (4) N/A 4.0
 
Feb. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (1) N/A 1.0
 
Feb. 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.6 μg/m3 (0) N/A 0.0
Feb. 26, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (3) N/A 3.0
 
Feb. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.6 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 9 a.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
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (5) N/A 5.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.3 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (1) N/A 1.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A 0.0
Feb. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (1) N/A 1.0
 
Feb. 26, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (1) N/A 1.0
 
Feb. 25, 2021, 11 p.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
 
Feb. 25, 2021, 10 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
 
Feb. 25, 2021, 9 p.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
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) N/A 1.0
 
Feb. 25, 2021, 6 p.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
 
Feb. 25, 2021, 5 p.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
 
Feb. 25, 2021, 4 p.m. 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
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) N/A 7.0
 
Feb. 25, 2021, 2 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
 
Feb. 25, 2021, 1 p.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
 
Feb. 25, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A -1.1 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (3) N/A 3.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.1 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.1 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.9 μg/m3 (2) N/A 2.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.1 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -4.0 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.0 μg/m3 (0) N/A 0.0
Feb. 25, 2021, 1 a.m. 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
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (3) N/A 3.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (5) N/A 5.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (4) N/A 4.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) N/A 6.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.8 μg/m3 (0) N/A 0.0
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (3) N/A 3.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.6 μg/m3 (30) N/A 30.0
 
Feb. 24, 2021, 5 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
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (4) N/A 4.0
 
Feb. 24, 2021, 3 p.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
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (5) N/A 5.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.7 μg/m3 (2) N/A 2.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (1) N/A 1.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (1) N/A 1.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (1) N/A 1.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (1) N/A 1.0
 
Feb. 24, 2021, 8 a.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
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (2) N/A 2.0
 
Feb. 24, 2021, 6 a.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
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (1) N/A 1.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (2) N/A 2.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (2) N/A 2.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (4) N/A 4.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (2) N/A 2.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (3) N/A 3.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (1) N/A 1.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (5) N/A 5.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.7 μg/m3 (11) N/A 11.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (4) N/A 4.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (2) N/A 2.0
 
Feb. 23, 2021, 6 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
 
Feb. 23, 2021, 5 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
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) N/A 17.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (2) N/A 2.0
 
Feb. 23, 2021, 2 p.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
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (1) N/A 1.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (1) N/A 1.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.6 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.1 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.5 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.4 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -4.3 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -4.0 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -4.0 μg/m3 (0) N/A 0.0
Feb. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.6 μg/m3 (0) N/A 0.0
Feb. 23, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (1) N/A 1.0
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.9 μg/m3 (0) N/A 0.0
Feb. 22, 2021, 10 p.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
 
Feb. 22, 2021, 9 p.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
 
Feb. 22, 2021, 8 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
 
Feb. 22, 2021, 7 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
 
Feb. 22, 2021, 6 p.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
 
Feb. 22, 2021, 5 p.m. 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
 
Feb. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (3) N/A 3.0
 
Feb. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A -2.2 μg/m3 (0) N/A 0.0
Feb. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) N/A 8.0
 
Feb. 22, 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
 
Feb. 22, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A -3.1 μg/m3 (0) N/A 0.0
Feb. 22, 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
 
Feb. 22, 2021, 10 a.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
 
Feb. 22, 2021, 9 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
 
Feb. 22, 2021, 8 a.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