ID: 1463

AQSQID: 000070301

Site Name: Flin Flon

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

Updated: June 15, 2021, 9:49 a.m.

Location: Flin Flon (Main St), CC

Reporting: True, Located: True

Current AQI: 28.0

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 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
 
June 1, 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 8.1 μg/m3 (34) 34.0
 
June 1, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 7.9 μg/m3 (33) 33.0
 
June 1, 2021, 5 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
June 1, 2021, 4 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
June 1, 2021, 3 a.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 6.5 μg/m3 (28) 28.0
 
June 1, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 7.2 μg/m3 (31) 31.0
 
June 1, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 7.4 μg/m3 (31) 31.0
 
June 1, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 5.6 μg/m3 (24) 32.0
 
May 31, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 5.3 μg/m3 (23) 34.0
 
May 31, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
May 31, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.9 μg/m3 (17) 35.0
 
May 31, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.9 μg/m3 (13) 33.0
 
May 31, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 2.7 μg/m3 (12) 32.0
 
May 31, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.4 μg/m3 (10) 34.0
 
May 31, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 3.0 μg/m3 (13) 30.0
 
May 31, 2021, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 2.5 μg/m3 (11) 27.0
 
May 31, 2021, 3 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 1.8 μg/m3 (8) 28.0
 
May 31, 2021, 2 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 1.9 μg/m3 (8) 28.0
 
May 31, 2021, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
May 31, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 2.6 μg/m3 (11) 26.0
 
May 31, 2021, 11 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 2.6 μg/m3 (11) 28.0
 
May 31, 2021, 10 a.m. N/A N/A N/A -1.0 ppb (0) N/A N/A N/A N/A N/A 2.1 μg/m3 (9) 9.0
 
May 31, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.0 μg/m3 (9) 31.0
 
May 31, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 2.2 μg/m3 (10) 32.0
 
May 31, 2021, 7 a.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
 
May 31, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 3.3 μg/m3 (14) 25.0
 
May 31, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
May 31, 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 4.3 μg/m3 (18) 26.0
 
May 31, 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 5.0 μg/m3 (21) 25.0
 
May 31, 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 4.4 μg/m3 (19) 26.0
 
May 31, 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 3.3 μg/m3 (14) 28.0
 
May 31, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 2.4 μg/m3 (10) 28.0
 
May 30, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 1.7 μg/m3 (8) 27.0
 
May 30, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 1.6 μg/m3 (7) 27.0
 
May 30, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 1.5 μg/m3 (7) 28.0
 
May 30, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 1.7 μg/m3 (8) 28.0
 
May 30, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 1.5 μg/m3 (7) 26.0
 
May 30, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 1.1 μg/m3 (5) 26.0
 
May 30, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 1.2 μg/m3 (5) 26.0
 
May 30, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 1.7 μg/m3 (8) 26.0
 
May 30, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 1.0 μg/m3 (5) 25.0
 
May 30, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 1.0 μg/m3 (5) 26.0
 
May 30, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 1.0 μg/m3 (5) 24.0
 
May 30, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 1.1 μg/m3 (5) 22.0
 
May 30, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 1.2 μg/m3 (5) 22.0
 
May 30, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
May 30, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 1.5 μg/m3 (7) 23.0
 
May 30, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 1.5 μg/m3 (7) 21.0
 
May 30, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 1.7 μg/m3 (8) 19.0
 
May 30, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 1.1 μg/m3 (5) 20.0
 
May 30, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 0.6 μg/m3 (3) 21.0
 
May 30, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 0.6 μg/m3 (3) 22.0
 
May 30, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 0.5 μg/m3 (3) 22.0
 
May 30, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 0.7 μg/m3 (3) 21.0
 
May 30, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 0.9 μg/m3 (4) 21.0
 
May 30, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 3.1 μg/m3 (13) 20.0
 
May 29, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 5.8 μg/m3 (25) 25.0
 
May 29, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 6.8 μg/m3 (29) 29.0
 
May 29, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 29, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 9.3 μg/m3 (39) 39.0
 
May 29, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 2.0 μg/m3 (9) 23.0
 
May 29, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 2.0 μg/m3 (9) 23.0
 
May 29, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 2.1 μg/m3 (9) 23.0
 
May 29, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 2.3 μg/m3 (10) 24.0
 
May 29, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 2.5 μg/m3 (11) 23.0
 
May 29, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 2.6 μg/m3 (11) 23.0
 
May 29, 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 3.1 μg/m3 (13) 22.0
 
May 29, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 3.7 μg/m3 (16) 24.0
 
May 29, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 3.7 μg/m3 (16) 25.0
 
May 29, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (16) 16.0
 
May 29, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
May 29, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.5 μg/m3 (19) 31.0
 
May 29, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 5.9 μg/m3 (25) 33.0
 
May 29, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 5.9 μg/m3 (25) 34.0
 
May 29, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 5.7 μg/m3 (24) 34.0
 
May 29, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 6.2 μg/m3 (26) 33.0
 
May 29, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 6.6 μg/m3 (28) 33.0
 
May 29, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.5 μg/m3 (28) 36.0
 
May 29, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 5.6 μg/m3 (24) 38.0
 
May 29, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 4.4 μg/m3 (19) 38.0
 
May 28, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 4.2 μg/m3 (18) 38.0
 
May 28, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 4.3 μg/m3 (18) 37.0
 
May 28, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 4.9 μg/m3 (21) 37.0
 
May 28, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 4.5 μg/m3 (19) 39.0
 
May 28, 2021, 7 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 4.3 μg/m3 (18) 41.0
 
May 28, 2021, 6 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 3.8 μg/m3 (16) 41.0
 
May 28, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 2.7 μg/m3 (12) 41.0
 
May 28, 2021, 4 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 2.2 μg/m3 (10) 39.0
 
May 28, 2021, 3 p.m. N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 2.4 μg/m3 (10) 38.0
 
May 28, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 3.0 μg/m3 (13) 38.0
 
May 28, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.9 μg/m3 (17) 36.0
 
May 28, 2021, noon N/A N/A N/A -1.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
May 28, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.1 μg/m3 (18) 35.0
 
May 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (17) 17.0
 
May 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.2 μg/m3 (18) 33.0
 
May 28, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 4.7 μg/m3 (20) 33.0
 
May 28, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 5.6 μg/m3 (24) 33.0
 
May 28, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.9 μg/m3 (21) 31.0
 
May 28, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 4.2 μg/m3 (18) 30.0
 
May 28, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.4 μg/m3 (19) 31.0
 
May 28, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 5.1 μg/m3 (22) 31.0
 
May 28, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
May 28, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 5.2 μg/m3 (22) 29.0
 
May 28, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 4.6 μg/m3 (20) 29.0
 
May 27, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 3.2 μg/m3 (14) 32.0
 
May 27, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 3.5 μg/m3 (15) 34.0
 
May 27, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 3.2 μg/m3 (14) 30.0
 
May 27, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 3.5 μg/m3 (15) 29.0
 
May 27, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 3.0 μg/m3 (13) 28.0
 
May 27, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 3.0 μg/m3 (13) 28.0
 
May 27, 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 2.8 μg/m3 (12) 28.0
 
May 27, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 2.4 μg/m3 (10) 26.0
 
May 27, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 2.1 μg/m3 (9) 25.0
 
May 27, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 1.9 μg/m3 (8) 25.0
 
May 27, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 1.7 μg/m3 (8) 26.0
 
May 27, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 1.9 μg/m3 (8) 23.0
 
May 27, 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 1.7 μg/m3 (8) 21.0
 
May 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (12) 12.0
 
May 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 3.4 μg/m3 (15) 22.0
 
May 27, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 3.6 μg/m3 (16) 23.0
 
May 27, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 3.2 μg/m3 (14) 25.0
 
May 27, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 3.2 μg/m3 (14) 25.0
 
May 27, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 3.8 μg/m3 (16) 26.0
 
May 27, 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 4.4 μg/m3 (19) 26.0
 
May 27, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 5.8 μg/m3 (25) 25.0
 
May 27, 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 4.9 μg/m3 (21) 26.0
 
May 27, 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 3.0 μg/m3 (13) 28.0
 
May 27, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 2.3 μg/m3 (10) 28.0
 
May 26, 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 0.7 μg/m3 (3) 29.0
 
May 26, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.7 μg/m3 (3) 28.0
 
May 26, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.8 μg/m3 (4) 28.0
 
May 26, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.9 μg/m3 (4) 26.0
 
May 26, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
May 26, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 0.8 μg/m3 (4) 25.0
 
May 26, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.7 μg/m3 (3) 25.0
 
May 26, 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 1.4 μg/m3 (6) 25.0
 
May 26, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 1.9 μg/m3 (8) 23.0
 
May 26, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 1.1 μg/m3 (5) 22.0
 
May 26, 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 0.2 μg/m3 (1) 22.0
 
May 26, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 0.2 μg/m3 (1) 22.0
 
May 26, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 0.2 μg/m3 (1) 24.0
 
May 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.1 μg/m3 (1) 1.0
 
May 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 0.1 μg/m3 (1) 25.0
 
May 26, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.1 μg/m3 (1) 26.0
 
May 26, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.1 μg/m3 (1) 25.0
 
May 26, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 0.1 μg/m3 (1) 25.0
 
May 26, 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 0.2 μg/m3 (1) 25.0
 
May 26, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 0.2 μg/m3 (1) 24.0
 
May 26, 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 0.3 μg/m3 (2) 23.0
 
May 26, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 0.3 μg/m3 (2) 23.0
 
May 26, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 0.4 μg/m3 (2) 23.0
 
May 26, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 0.4 μg/m3 (2) 23.0
 
May 25, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 0.5 μg/m3 (3) 24.0
 
May 25, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 0.7 μg/m3 (3) 23.0
 
May 25, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 0.6 μg/m3 (3) 23.0
 
May 25, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 0.6 μg/m3 (3) 25.0
 
May 25, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.5 μg/m3 (3) 26.0
 
May 25, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.5 μg/m3 (3) 26.0
 
May 25, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.4 μg/m3 (2) 25.0
 
May 25, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.5 μg/m3 (3) 25.0
 
May 25, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 0.6 μg/m3 (3) 24.0
 
May 25, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 0.6 μg/m3 (3) 22.0
 
May 25, 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 0.8 μg/m3 (4) 22.0
 
May 25, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 0.9 μg/m3 (4) 21.0
 
May 25, 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 1.2 μg/m3 (5) 21.0
 
May 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (6) 6.0
 
May 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 1.6 μg/m3 (7) 19.0