ID: 1463

AQSQID: 000070301

Site Name: Flin Flon

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

Updated: June 15, 2021, 8:49 a.m.

Location: Flin Flon (Main St), CC

Reporting: True, Located: True

Current AQI: 30.0

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 8, 2021, 7 a.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 17.0 ppb (16) N/A -0.1 μg/m3 (0) 5.5 μg/m3 (23) 23.0
 
June 8, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 1.6 μg/m3 (2) 3.4 μg/m3 (15) 21.0
 
June 8, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 2.7 μg/m3 (12) 19.0
 
June 8, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 3.4 μg/m3 (4) 3.0 μg/m3 (13) 13.0
 
June 8, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A -0.1 μg/m3 (0) 2.9 μg/m3 (13) 13.0
 
June 8, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 10.1 μg/m3 (10) 2.3 μg/m3 (10) 11.0
 
June 8, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 11.6 μg/m3 (11) 2.2 μg/m3 (10) 12.0
 
June 8, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A 1.0 μg/m3 (1) 2.1 μg/m3 (9) 13.0
 
June 7, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A -2.4 μg/m3 (0) 2.1 μg/m3 (9) 13.0
 
June 7, 2021, 10 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 17.0 ppb (16) N/A 21.1 μg/m3 (20) 2.3 μg/m3 (10) 20.0
 
June 7, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A -3.9 μg/m3 (0) 2.0 μg/m3 (9) 18.0
 
June 7, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A -3.7 μg/m3 (0) 2.1 μg/m3 (9) 17.0
 
June 7, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 2.0 ppb (3) 16.0 ppb (15) N/A 1.0 μg/m3 (1) 2.0 μg/m3 (9) 15.0
 
June 7, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 12.0 ppb (12) N/A 0.9 μg/m3 (1) 1.9 μg/m3 (8) 12.0
 
June 7, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 11.0 ppb (11) N/A 11.8 μg/m3 (11) 1.9 μg/m3 (8) 11.0
 
June 7, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A 6.4 μg/m3 (6) 1.7 μg/m3 (8) 11.0
 
June 7, 2021, 3 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 11.0 ppb (11) N/A 5.4 μg/m3 (5) 1.6 μg/m3 (7) 11.0
 
June 7, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A N/A 2.1 μg/m3 (9) 9.0
 
June 7, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 7.0 ppb (7) N/A 1.9 μg/m3 (2) 1.9 μg/m3 (8) 8.0
 
June 7, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (7) N/A 0.8 μg/m3 (1) 1.7 μg/m3 (8) 8.0
 
June 7, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 7.0 ppb (7) N/A 3.4 μg/m3 (4) 1.6 μg/m3 (7) 7.0
 
June 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (1) 1.5 μg/m3 (7) 7.0
 
June 7, 2021, 9 a.m. N/A N/A N/A -1.0 ppb (0) N/A N/A 13.0 ppb (13) N/A 6.5 μg/m3 (7) 1.5 μg/m3 (7) 13.0
 
June 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 1.1 μg/m3 (2) 1.6 μg/m3 (7) 14.0
 
June 7, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 2.3 μg/m3 (3) 1.6 μg/m3 (7) 17.0
 
June 7, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 0.9 μg/m3 (1) 2.1 μg/m3 (9) 17.0
 
June 7, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 2.9 μg/m3 (3) 3.1 μg/m3 (13) 16.0
 
June 7, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 12.0 μg/m3 (12) 3.9 μg/m3 (17) 17.0
 
June 7, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (13) 19.0
 
June 7, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 8.9 μg/m3 (9) 2.9 μg/m3 (13) 20.0
 
June 7, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A -1.7 μg/m3 (0) 2.1 μg/m3 (9) 21.0
 
June 7, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A -2.5 μg/m3 (0) 2.4 μg/m3 (10) 20.0
 
June 6, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A -1.5 μg/m3 (0) 3.1 μg/m3 (13) 20.0
 
June 6, 2021, 10 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 4.3 μg/m3 (18) 20.0
 
June 6, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A 1.3 μg/m3 (2) 5.0 μg/m3 (21) 25.0
 
June 6, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A 13.3 μg/m3 (13) 6.3 μg/m3 (27) 27.0
 
June 6, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 4.9 μg/m3 (21) 27.0
 
June 6, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 5.1 μg/m3 (22) 24.0
 
June 6, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (18) N/A -4.7 μg/m3 (0) 4.5 μg/m3 (19) 19.0
 
June 6, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 6.0 μg/m3 (6) 3.6 μg/m3 (16) 18.0
 
June 6, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A -3.6 μg/m3 (0) 3.5 μg/m3 (15) 18.0
 
June 6, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) N/A -1.0 μg/m3 (0) 4.2 μg/m3 (18) 18.0
 
June 6, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A 0.4 μg/m3 (1) 5.2 μg/m3 (22) 22.0
 
June 6, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 9.0 ppb (9) N/A 4.3 μg/m3 (4) 5.1 μg/m3 (22) 22.0
 
June 6, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 9.0 ppb (9) N/A 2.6 μg/m3 (3) 5.8 μg/m3 (25) 25.0
 
June 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A -1.9 μg/m3 (0) 5.7 μg/m3 (24) 24.0
 
June 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A -2.3 μg/m3 (0) 6.2 μg/m3 (26) 26.0
 
June 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 3.6 μg/m3 (4) 6.9 μg/m3 (29) 29.0
 
June 6, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (8) N/A -3.1 μg/m3 (0) 6.9 μg/m3 (29) 29.0
 
June 6, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (6) N/A -0.2 μg/m3 (0) 7.0 μg/m3 (30) 30.0
 
June 6, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (7) N/A 9.9 μg/m3 (10) 5.5 μg/m3 (23) 23.0
 
June 6, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (6) N/A 4.5 μg/m3 (5) 5.5 μg/m3 (23) 23.0
 
June 6, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (7) N/A 4.1 μg/m3 (4) 5.9 μg/m3 (25) 25.0
 
June 6, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 3.1 μg/m3 (3) 4.8 μg/m3 (20) 20.0
 
June 6, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A 3.1 μg/m3 (3) 3.5 μg/m3 (15) 15.0
 
June 6, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A 4.8 μg/m3 (5) 2.6 μg/m3 (11) 14.0
 
June 5, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A -1.5 μg/m3 (0) 2.8 μg/m3 (12) 15.0
 
June 5, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 5.9 μg/m3 (6) 4.4 μg/m3 (19) 19.0
 
June 5, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 6.0 μg/m3 (6) 6.3 μg/m3 (27) 27.0
 
June 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 1.8 μg/m3 (2) 6.6 μg/m3 (28) 28.0
 
June 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 24.2 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
June 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 11.1 μg/m3 (11) 3.8 μg/m3 (16) 16.0
 
June 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 0.3 μg/m3 (1) 4.2 μg/m3 (18) 18.0
 
June 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 13.0 μg/m3 (13) 3.7 μg/m3 (16) 17.0
 
June 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 0.8 μg/m3 (1) 3.1 μg/m3 (13) 16.0
 
June 5, 2021, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 ppb (13) N/A 6.3 μg/m3 (6) 3.7 μg/m3 (16) 16.0
 
June 5, 2021, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 21.1 μg/m3 (20) 4.5 μg/m3 (19) 20.0
 
June 5, 2021, noon 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) 4.0 μg/m3 (17) 17.0
 
June 5, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 18.0 ppb (17) N/A 8.2 μg/m3 (8) 4.2 μg/m3 (18) 18.0
 
June 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) 4.4 μg/m3 (19) 19.0
 
June 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 7.0 μg/m3 (7) 4.8 μg/m3 (20) 20.0
 
June 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 6.9 μg/m3 (7) 4.8 μg/m3 (20) 23.0
 
June 5, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 6.8 μg/m3 (7) 4.9 μg/m3 (21) 22.0
 
June 5, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A -1.8 μg/m3 (0) 5.4 μg/m3 (23) 23.0
 
June 5, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 14.0 μg/m3 (13) 6.4 μg/m3 (27) 27.0
 
June 5, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 2.0 μg/m3 (2) 7.3 μg/m3 (31) 31.0
 
June 5, 2021, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 35.5 μg/m3 (33) 9.2 μg/m3 (39) 39.0
 
June 5, 2021, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 47.2 μg/m3 (44) 6.0 μg/m3 (25) 44.0
 
June 5, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 11.6 μg/m3 (11) 5.8 μg/m3 (25) 27.0
 
June 5, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 6.8 μg/m3 (7) 5.0 μg/m3 (21) 27.0
 
June 4, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 15.9 μg/m3 (15) 5.0 μg/m3 (21) 28.0
 
June 4, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 12.7 μg/m3 (12) 5.5 μg/m3 (23) 27.0
 
June 4, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 21.5 μg/m3 (20) 5.0 μg/m3 (21) 26.0
 
June 4, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 12.2 μg/m3 (12) 4.4 μg/m3 (19) 25.0
 
June 4, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 38.2 μg/m3 (36) 4.7 μg/m3 (20) 36.0
 
June 4, 2021, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) N/A N/A 33.5 μg/m3 (32) 3.9 μg/m3 (17) 32.0
 
June 4, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
June 4, 2021, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A -1.2 μg/m3 (0) 3.4 μg/m3 (15) 15.0
 
June 4, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) N/A N/A 10.1 μg/m3 (10) 2.8 μg/m3 (12) 12.0
 
June 4, 2021, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) N/A N/A 7.6 μg/m3 (8) 2.5 μg/m3 (11) 11.0
 
June 4, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A 10.4 μg/m3 (10) 3.2 μg/m3 (14) 14.0
 
June 4, 2021, noon N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 9.0 ppb (9) N/A 10.0 μg/m3 (10) 4.5 μg/m3 (19) 19.0
 
June 4, 2021, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 3.0 ppb (5) 10.0 ppb (10) N/A 2.5 μg/m3 (3) 4.2 μg/m3 (18) 18.0
 
June 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (11) 4.6 μg/m3 (20) 20.0
 
June 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A -3.9 μg/m3 (0) 3.5 μg/m3 (15) 15.0
 
June 4, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (11) N/A -3.3 μg/m3 (0) 3.1 μg/m3 (13) 13.0
 
June 4, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 3.0 μg/m3 (13) 13.0
 
June 4, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 2.8 μg/m3 (12) 12.0
 
June 4, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 8.0 ppb (8) N/A N/A 3.4 μg/m3 (15) 15.0
 
June 4, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 12.7 μg/m3 (12) 3.7 μg/m3 (16) 16.0
 
June 4, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A 21.2 μg/m3 (20) 3.7 μg/m3 (16) 20.0
 
June 4, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 3.3 μg/m3 (14) 14.0
 
June 4, 2021, 1 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) 3.6 μg/m3 (16) 16.0
 
June 4, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 4.4 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
June 3, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 8.4 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
June 3, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 18.0 μg/m3 (17) 6.4 μg/m3 (27) 27.0
 
June 3, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A 17.6 μg/m3 (17) 5.9 μg/m3 (25) 25.0
 
June 3, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A 16.7 μg/m3 (16) 5.3 μg/m3 (23) 23.0
 
June 3, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A 20.1 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
June 3, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 3.7 μg/m3 (16) 16.0
 
June 3, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A N/A 3.5 μg/m3 (15) 15.0
 
June 3, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 3.0 μg/m3 (13) 13.0
 
June 3, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A N/A 3.3 μg/m3 (14) 14.0
 
June 3, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 4.0 μg/m3 (17) 17.0
 
June 3, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 4.9 μg/m3 (21) 21.0
 
June 3, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 5.6 μg/m3 (24) 24.0
 
June 3, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 5.7 μg/m3 (24) 24.0
 
June 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (27) 27.0
 
June 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 7.1 μg/m3 (30) 30.0
 
June 3, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A 7.9 μg/m3 (33) 33.0
 
June 3, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A N/A 8.3 μg/m3 (35) 35.0
 
June 3, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A 8.2 μg/m3 (35) 35.0
 
June 3, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 3, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A N/A 8.5 μg/m3 (36) 36.0
 
June 3, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 9.2 μg/m3 (39) 39.0
 
June 3, 2021, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 9.7 μg/m3 (41) 41.0
 
June 3, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 8.2 μg/m3 (35) 35.0
 
June 3, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 9.1 μg/m3 (38) 38.0
 
June 2, 2021, 11 p.m. N/A N/A N/A -1.0 ppb (0) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 9.5 μg/m3 (40) 40.0
 
June 2, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 10.6 μg/m3 (45) 45.0
 
June 2, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 10.6 μg/m3 (45) 45.0
 
June 2, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 14.3 μg/m3 (56) 56.0
 
June 2, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 7.2 μg/m3 (31) 31.0
 
June 2, 2021, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 7.8 μg/m3 (33) 33.0
 
June 2, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 6.6 μg/m3 (28) 28.0
 
June 2, 2021, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 6.1 μg/m3 (26) 26.0
 
June 2, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 2, 2021, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 2, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 5.5 μg/m3 (23) 23.0
 
June 2, 2021, noon N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A 5.4 μg/m3 (23) 23.0
 
June 2, 2021, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 5.9 μg/m3 (25) 25.0
 
June 2, 2021, 10 a.m. N/A N/A N/A -1.0 ppb (0) N/A N/A N/A N/A N/A 5.9 μg/m3 (25) 25.0
 
June 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 2, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 2, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 6.3 μg/m3 (27) 27.0
 
June 2, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 5.7 μg/m3 (24) 24.0
 
June 2, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 5.5 μg/m3 (23) 25.0
 
June 2, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 5.8 μg/m3 (25) 26.0
 
June 2, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 6.4 μg/m3 (27) 27.0
 
June 2, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 6.5 μg/m3 (28) 28.0
 
June 2, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 6.1 μg/m3 (26) 28.0
 
June 2, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 5.7 μg/m3 (24) 28.0
 
June 1, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 6.5 μg/m3 (28) 29.0
 
June 1, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 5.1 μg/m3 (22) 29.0
 
June 1, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 4.8 μg/m3 (20) 27.0
 
June 1, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 4.1 μg/m3 (18) 28.0
 
June 1, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 3.4 μg/m3 (15) 29.0
 
June 1, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 2.8 μg/m3 (12) 27.0
 
June 1, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 2.5 μg/m3 (11) 28.0
 
June 1, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 2.6 μg/m3 (11) 28.0
 
June 1, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 2.7 μg/m3 (12) 25.0
 
June 1, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 2.9 μg/m3 (13) 24.0
 
June 1, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
June 1, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
June 1, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 5.4 μg/m3 (23) 23.0
 
June 1, 2021, 10 a.m. N/A N/A N/A -1.0 ppb (0) N/A N/A N/A N/A N/A 5.8 μg/m3 (25) 25.0
 
June 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 6.2 μg/m3 (26) 26.0
 
June 1, 2021, 8 a.m. N/A N/A N/A -2.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 6.9 μg/m3 (29) 29.0