ID: 1463

AQSQID: 000070301

Site Name: Flin Flon

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

Updated: June 22, 2021, 12:53 p.m.

Location: Flin Flon (Main St), CC

Reporting: True, Located: True

Current AQI: 0.0

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
June 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A 0.0
June 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 0.0 μg/m3 (0) N/A 16.0
 
June 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 0.0 μg/m3 (0) N/A 18.0
 
June 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A -1.0 μg/m3 (0) N/A 18.0
 
June 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 2.0 μg/m3 (2) N/A 18.0
 
June 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 6.0 μg/m3 (6) N/A 18.0
 
June 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 4.0 μg/m3 (4) N/A 18.0
 
June 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 8.0 μg/m3 (8) -4.7 μg/m3 (0) 17.0
 
June 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 14.0 μg/m3 (13) N/A 19.0
 
June 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 1.0 μg/m3 (1) N/A 22.0
 
June 22, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 3.0 μg/m3 (3) N/A 22.0
 
June 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 22.0 μg/m3 (21) N/A 22.0
 
June 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 12.0 μg/m3 (12) N/A 21.0
 
June 21, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 6.0 μg/m3 (6) N/A 20.0
 
June 21, 2021, 8 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (21) N/A 13.0 μg/m3 (13) N/A 21.0
 
June 21, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 22.0 μg/m3 (21) -3.8 μg/m3 (0) 21.0
 
June 21, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 29.0 μg/m3 (27) N/A 27.0
 
June 21, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 36.0 μg/m3 (34) 6.4 μg/m3 (27) 34.0
 
June 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 25.0 μg/m3 (24) 11.3 μg/m3 (48) 48.0
 
June 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 9.0 μg/m3 (9) -4.1 μg/m3 (0) 17.0
 
June 21, 2021, 2 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 17.0 ppb (16) N/A 17.0 μg/m3 (16) N/A 16.0
 
June 21, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 14.0 ppb (13) N/A 9.0 μg/m3 (9) N/A 13.0
 
June 21, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 10.0 ppb (10) N/A 68.0 μg/m3 (58) N/A 58.0
 
June 21, 2021, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 7.0 ppb (10) 12.0 ppb (12) N/A 15.0 μg/m3 (14) N/A 14.0
 
June 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) -4.3 μg/m3 (0) 15.0
 
June 21, 2021, 9 a.m. N/A N/A N/A -1.0 ppb (0) N/A N/A 14.0 ppb (13) N/A 4.0 μg/m3 (4) 7.3 μg/m3 (31) 31.0
 
June 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 7.0 μg/m3 (7) -4.9 μg/m3 (0) 15.0
 
June 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A -1.0 μg/m3 (0) N/A 15.0
 
June 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 15.0 μg/m3 (14) N/A 15.0
 
June 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 4.0 μg/m3 (4) N/A 17.0
 
June 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A -2.0 μg/m3 (0) N/A 18.0
 
June 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A -1.0 μg/m3 (0) N/A 17.0
 
June 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 2.0 μg/m3 (2) N/A 17.0
 
June 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A N/A 18.0
 
June 21, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 2.0 μg/m3 (2) N/A 18.0
 
June 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 8.0 μg/m3 (8) N/A 18.0
 
June 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 18.0 μg/m3 (17) 0.6 μg/m3 (3) 18.0
 
June 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 29.0 μg/m3 (27) N/A 27.0
 
June 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 7.0 μg/m3 (7) N/A 19.0
 
June 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 7.0 μg/m3 (7) N/A 17.0
 
June 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 7.0 μg/m3 (7) N/A 16.0
 
June 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A -4.0 μg/m3 (0) N/A 15.0
 
June 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A -4.0 μg/m3 (0) N/A 15.0
 
June 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 11.0 μg/m3 (11) N/A 20.0
 
June 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 10.0 μg/m3 (10) N/A 15.0
 
June 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) N/A 12.0 μg/m3 (12) N/A 14.0
 
June 20, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) N/A 3.0 μg/m3 (3) N/A 14.0
 
June 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) N/A 2.0 μg/m3 (2) N/A 15.0
 
June 20, 2021, 10 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
 
June 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 0.0 μg/m3 (0) N/A 17.0
 
June 20, 2021, 8 a.m. N/A N/A N/A -1.0 ppb (0) N/A N/A 16.0 ppb (15) N/A 0.0 μg/m3 (0) N/A 15.0
 
June 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 2.0 μg/m3 (2) N/A 16.0
 
June 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 3.0 μg/m3 (3) N/A 17.0
 
June 20, 2021, 5 a.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A N/A 16.0
 
June 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A -4.8 μg/m3 (0) 15.0
 
June 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A -0.9 μg/m3 (0) 14.0
 
June 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 7.0 μg/m3 (7) 1.5 μg/m3 (7) 15.0
 
June 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 17.0 μg/m3 (16) 0.7 μg/m3 (3) 20.0
 
June 20, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 0.0 μg/m3 (0) -1.6 μg/m3 (0) 23.0
 
June 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 8.0 μg/m3 (8) 0.0 μg/m3 (0) 21.0
 
June 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 38.0 μg/m3 (36) 4.4 μg/m3 (19) 36.0
 
June 19, 2021, 8 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 37.0 μg/m3 (35) 2.0 μg/m3 (9) 35.0
 
June 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 32.0 μg/m3 (30) 10.9 μg/m3 (46) 46.0
 
June 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 30.0 μg/m3 (28) 4.6 μg/m3 (20) 28.0
 
June 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 22.0 μg/m3 (21) 3.6 μg/m3 (16) 21.0
 
June 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 20.0 μg/m3 (19) 5.5 μg/m3 (23) 23.0
 
June 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 5.0 μg/m3 (5) 5.1 μg/m3 (22) 22.0
 
June 19, 2021, 2 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 24.0 μg/m3 (23) 4.1 μg/m3 (18) 23.0
 
June 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 14.0 μg/m3 (13) 2.5 μg/m3 (11) 13.0
 
June 19, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 12.0 ppb (12) N/A 8.0 μg/m3 (8) 8.9 μg/m3 (38) 38.0
 
June 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (12) N/A 0.0 μg/m3 (0) -0.5 μg/m3 (0) 12.0
 
June 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) -0.1 μg/m3 (0) 10.0
 
June 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 9.0 μg/m3 (9) -1.1 μg/m3 (0) 13.0
 
June 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 5.0 μg/m3 (5) -2.4 μg/m3 (0) 14.0
 
June 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 10.0 μg/m3 (10) -3.7 μg/m3 (0) 16.0
 
June 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 6.0 μg/m3 (6) N/A 18.0
 
June 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 7.0 μg/m3 (7) N/A 17.0
 
June 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 7.0 μg/m3 (7) N/A 17.0
 
June 19, 2021, 3 a.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 34.0 μg/m3 (32) -4.0 μg/m3 (0) 32.0
 
June 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 25.0 μg/m3 (24) 36.2 μg/m3 (103) 103.0
 
June 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 22.0 μg/m3 (21) 5.9 μg/m3 (25) 25.0
 
June 19, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 21.0 μg/m3 (20) N/A 24.0
 
June 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A 5.0 μg/m3 (5) N/A 25.0
 
June 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A -1.0 μg/m3 (0) N/A 25.0
 
June 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 2.0 μg/m3 (2) N/A 24.0
 
June 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 5.0 μg/m3 (5) N/A 24.0
 
June 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 8.0 μg/m3 (8) N/A 23.0
 
June 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 7.0 μg/m3 (7) N/A 24.0
 
June 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A 1.0 μg/m3 (1) N/A 25.0
 
June 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A N/A 25.0
 
June 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A N/A 20.0
 
June 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A N/A N/A 17.0
 
June 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A -1.0 μg/m3 (0) N/A 17.0
 
June 18, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A -4.0 μg/m3 (0) N/A 16.0
 
June 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 16.0 ppb (15) N/A -3.0 μg/m3 (0) -4.9 μg/m3 (0) 15.0
 
June 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -3.0 μg/m3 (0) -4.7 μg/m3 (0) 0.0
June 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A -1.9 μg/m3 (0) 13.0
 
June 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 0.0 μg/m3 (0) 0.8 μg/m3 (4) 12.0
 
June 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 1.0 μg/m3 (1) 0.8 μg/m3 (4) 12.0
 
June 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (2) 13.0
 
June 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A 0.0 μg/m3 (0) -0.2 μg/m3 (0) 13.0
 
June 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A 0.0 μg/m3 (0) -0.9 μg/m3 (0) 13.0
 
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A -3.0 μg/m3 (0) -1.3 μg/m3 (0) 13.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 0.0 μg/m3 (0) -0.9 μg/m3 (0) 12.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A -2.0 μg/m3 (0) -1.3 μg/m3 (0) 13.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A -0.8 μg/m3 (0) 13.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A -2.0 μg/m3 (0) 0.2 μg/m3 (1) 13.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 1.0 μg/m3 (1) 1.5 μg/m3 (7) 12.0
 
June 17, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 15.0 ppb (14) N/A 42.0 μg/m3 (39) 0.3 μg/m3 (2) 39.0
 
June 17, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 24.0 μg/m3 (23) 6.3 μg/m3 (27) 27.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 25.0 μg/m3 (24) 6.3 μg/m3 (27) 27.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 22.0 μg/m3 (21) 2.8 μg/m3 (12) 21.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 21.0 μg/m3 (20) 3.9 μg/m3 (17) 20.0
 
June 17, 2021, 4 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 42.0 μg/m3 (39) 8.9 μg/m3 (38) 39.0
 
June 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 14.0 μg/m3 (13) -1.0 μg/m3 (0) 19.0
 
June 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 6.0 μg/m3 (6) 0.2 μg/m3 (1) 16.0
 
June 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 9.0 μg/m3 (9) -0.8 μg/m3 (0) 16.0
 
June 17, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A 9.0 μg/m3 (9) -1.5 μg/m3 (0) 16.0
 
June 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 18.0 ppb (17) N/A 3.0 μg/m3 (3) -1.3 μg/m3 (0) 17.0
 
June 17, 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) -1.0 μg/m3 (0) 0.0
June 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 0.0 μg/m3 (0) -0.6 μg/m3 (0) 16.0
 
June 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 0.0 μg/m3 (0) -0.5 μg/m3 (0) 16.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A -4.0 μg/m3 (0) -0.2 μg/m3 (0) 16.0
 
June 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A -4.0 μg/m3 (0) 0.3 μg/m3 (2) 16.0
 
June 17, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A -3.0 μg/m3 (0) 0.7 μg/m3 (3) 15.0
 
June 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A -1.0 μg/m3 (0) 1.3 μg/m3 (6) 14.0
 
June 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 2.2 μg/m3 (10) 14.0
 
June 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A 8.0 μg/m3 (8) 3.4 μg/m3 (15) 15.0
 
June 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A 13.0 μg/m3 (13) 4.3 μg/m3 (18) 18.0
 
June 17, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 11.0 μg/m3 (11) 4.2 μg/m3 (18) 18.0
 
June 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 0.0 μg/m3 (0) 3.1 μg/m3 (13) 17.0
 
June 16, 2021, 10 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 19.0 ppb (18) N/A -2.0 μg/m3 (0) 3.6 μg/m3 (16) 18.0
 
June 16, 2021, 9 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 6.5 μg/m3 (28) 28.0
 
June 16, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 10.0 ppb (10) N/A 27.0 μg/m3 (25) 4.6 μg/m3 (20) 25.0
 
June 16, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 11.0 ppb (11) N/A 23.0 μg/m3 (22) 5.1 μg/m3 (22) 22.0
 
June 16, 2021, 6 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 10.0 ppb (10) N/A 16.0 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
June 16, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 13.0 ppb (13) N/A -1.0 μg/m3 (0) 7.9 μg/m3 (33) 33.0
 
June 16, 2021, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 12.0 ppb (12) N/A 27.0 μg/m3 (25) 9.1 μg/m3 (38) 38.0
 
June 16, 2021, 3 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 10.0 μg/m3 (10) 8.7 μg/m3 (37) 37.0
 
June 16, 2021, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 17.0 ppb (16) N/A 15.0 μg/m3 (14) 8.3 μg/m3 (35) 35.0
 
June 16, 2021, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 20.0 μg/m3 (19) 7.0 μg/m3 (30) 30.0
 
June 16, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 2.0 ppb (3) 23.0 ppb (22) N/A 25.0 μg/m3 (24) 5.5 μg/m3 (23) 24.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (22) N/A 16.0 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 5.0 μg/m3 (5) 6.4 μg/m3 (27) 27.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 3.0 μg/m3 (3) 6.8 μg/m3 (29) 29.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 1.0 μg/m3 (1) 8.2 μg/m3 (35) 35.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 4.0 μg/m3 (4) 7.7 μg/m3 (33) 33.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 4.0 μg/m3 (4) 6.2 μg/m3 (26) 26.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 3.0 μg/m3 (3) 7.0 μg/m3 (30) 30.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A 10.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
June 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 5.0 μg/m3 (5) 5.6 μg/m3 (24) 24.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 7.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 8.0 μg/m3 (8) 4.3 μg/m3 (18) 20.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 12.0 μg/m3 (12) 3.7 μg/m3 (16) 22.0
 
June 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 10.0 μg/m3 (10) 3.2 μg/m3 (14) 23.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 10.0 μg/m3 (10) 2.8 μg/m3 (12) 23.0
 
June 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 12.0 μg/m3 (12) 2.3 μg/m3 (10) 23.0
 
June 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 12.0 μg/m3 (12) 2.3 μg/m3 (10) 23.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 7.0 μg/m3 (7) 2.1 μg/m3 (9) 22.0
 
June 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 9.0 μg/m3 (9) 2.0 μg/m3 (9) 23.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (9) 19.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 8.0 μg/m3 (8) 2.0 μg/m3 (9) 17.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 1.0 μg/m3 (1) 2.6 μg/m3 (11) 17.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 17.0 ppb (16) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 16.0
 
June 15, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) N/A 6.0 μg/m3 (6) 3.2 μg/m3 (14) 15.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 16.0 ppb (15) N/A 2.0 μg/m3 (2) 3.7 μg/m3 (16) 16.0