ID: 1805

AQSQID: 000091901

Site Name: Caroline

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

Updated: May 12, 2021, 4:45 a.m.

Location: Clearwater Co (Range Rd 60), CC

Reporting: True, Located: True

Current AQI: 37.0

Clearwater Co (Range Rd 60) CC, CA: 51.95, -114.7

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.3 μg/m3 (6) 37.0
 
May 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.3 μg/m3 (6) 40.0
 
May 12, 2021, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 1.3 μg/m3 (6) 41.0
 
May 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.4 μg/m3 (6) 40.0
 
May 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.7 μg/m3 (8) 38.0
 
May 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.4 μg/m3 (6) 38.0
 
May 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.2 μg/m3 (5) 40.0
 
May 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.3 μg/m3 (6) 38.0
 
May 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.3 μg/m3 (6) 40.0
 
May 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.1 μg/m3 (5) 39.0
 
May 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
May 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
May 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
May 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 1.5 μg/m3 (7) 20.0
 
May 11, 2021, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 1.3 μg/m3 (6) 28.0
 
May 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 1.4 μg/m3 (6) 28.0
 
May 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 1.4 μg/m3 (6) 28.0
 
May 11, 2021, 9 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 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 1.3 μg/m3 (6) 29.0
 
May 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 1.3 μg/m3 (6) 30.0
 
May 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.7 μg/m3 (8) 33.0
 
May 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.9 μg/m3 (8) 35.0
 
May 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.1 μg/m3 (9) 37.0
 
May 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.1 μg/m3 (9) 38.0
 
May 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.4 μg/m3 (10) 38.0
 
May 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.7 μg/m3 (8) 40.0
 
May 11, 2021, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 1.5 μg/m3 (7) 41.0
 
May 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.5 μg/m3 (7) 40.0
 
May 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.3 μg/m3 (6) 39.0
 
May 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.4 μg/m3 (6) 39.0
 
May 10, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.6 μg/m3 (7) 40.0
 
May 10, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.2 μg/m3 (5) 38.0
 
May 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
May 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 1.2 μg/m3 (5) 31.0
 
May 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 2.1 μg/m3 (9) 24.0
 
May 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 2.7 μg/m3 (12) 15.0
 
May 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 2.2 μg/m3 (10) 13.0
 
May 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 2.6 μg/m3 (11) 11.0
 
May 10, 2021, noon N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 2.9 μg/m3 (13) 13.0
 
May 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 4.7 μg/m3 (20) 20.0
 
May 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 4.7 μg/m3 (20) 20.0
 
May 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (26) 26.0
 
May 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 6.4 μg/m3 (27) 27.0
 
May 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 5.7 μg/m3 (24) 24.0
 
May 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 5.6 μg/m3 (24) 24.0
 
May 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 5.1 μg/m3 (22) 28.0
 
May 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.5 μg/m3 (19) 33.0
 
May 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.4 μg/m3 (19) 35.0
 
May 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 4.1 μg/m3 (18) 36.0
 
May 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 4.7 μg/m3 (20) 38.0
 
May 10, 2021, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 5.5 μg/m3 (23) 38.0
 
May 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 4.9 μg/m3 (21) 38.0
 
May 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 5.9 μg/m3 (25) 38.0
 
May 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 6.6 μg/m3 (28) 38.0
 
May 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
May 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.3 μg/m3 (23) 40.0
 
May 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.1 μg/m3 (22) 40.0
 
May 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
May 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 5.8 μg/m3 (25) 39.0
 
May 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 4.8 μg/m3 (20) 40.0
 
May 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 5.2 μg/m3 (22) 35.0
 
May 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.6 μg/m3 (20) 33.0
 
May 9, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.6 μg/m3 (20) 32.0
 
May 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 4.6 μg/m3 (20) 36.0
 
May 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 4.8 μg/m3 (20) 36.0
 
May 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (19) 19.0
 
May 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.3 μg/m3 (14) 35.0
 
May 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 2.1 μg/m3 (9) 20.0
 
May 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 3.7 μg/m3 (16) 21.0
 
May 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 2.6 μg/m3 (11) 20.0
 
May 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 1.7 μg/m3 (8) 20.0
 
May 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 0.9 μg/m3 (4) 18.0
 
May 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 0.8 μg/m3 (4) 17.0
 
May 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 0.8 μg/m3 (4) 19.0
 
May 9, 2021, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 0.7 μg/m3 (3) 22.0
 
May 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 1.2 μg/m3 (5) 24.0
 
May 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 0.9 μg/m3 (4) 27.0
 
May 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
May 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
May 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.2 μg/m3 (5) 33.0
 
May 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
May 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
May 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
May 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
May 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.3 μg/m3 (6) 36.0
 
May 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.0 μg/m3 (5) 34.0
 
May 8, 2021, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.9 μg/m3 (4) 34.0
 
May 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.1 μg/m3 (5) 36.0
 
May 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 0.9 μg/m3 (4) 35.0
 
May 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (4) 4.0
 
May 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 0.8 μg/m3 (4) 35.0
 
May 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.8 μg/m3 (4) 34.0
 
May 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
May 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.3 μg/m3 (6) 34.0
 
May 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.7 μg/m3 (8) 35.0
 
May 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 2.1 μg/m3 (9) 33.0
 
May 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.1 μg/m3 (18) 32.0
 
May 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.5 μg/m3 (19) 32.0
 
May 8, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.7 μg/m3 (24) 32.0
 
May 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 5.5 μg/m3 (23) 31.0
 
May 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 5.0 μg/m3 (21) 30.0
 
May 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
May 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.9 μg/m3 (21) 26.0
 
May 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 4.4 μg/m3 (19) 25.0
 
May 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
May 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 5.2 μg/m3 (22) 24.0
 
May 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 5.1 μg/m3 (22) 23.0
 
May 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 4.9 μg/m3 (21) 23.0
 
May 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 3.9 μg/m3 (17) 23.0
 
May 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 3.9 μg/m3 (17) 24.0
 
May 7, 2021, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 3.2 μg/m3 (14) 25.0
 
May 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 3.5 μg/m3 (15) 26.0
 
May 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.6 μg/m3 (16) 27.0
 
May 7, 2021, 9 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 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.8 μg/m3 (16) 28.0
 
May 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 2.7 μg/m3 (12) 35.0
 
May 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.9 μg/m3 (13) 37.0
 
May 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.0 μg/m3 (13) 39.0
 
May 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 3.3 μg/m3 (14) 42.0
 
May 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 4.5 μg/m3 (19) 45.0
 
May 7, 2021, midnight N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 4.9 μg/m3 (21) 47.0
 
May 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 5.3 μg/m3 (23) 47.0
 
May 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 5.7 μg/m3 (24) 46.0
 
May 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.8 μg/m3 (20) 46.0
 
May 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.7 μg/m3 (20) 46.0
 
May 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 4.4 μg/m3 (19) 43.0
 
May 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 3.6 μg/m3 (16) 40.0
 
May 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 2.7 μg/m3 (12) 39.0
 
May 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.2 μg/m3 (10) 38.0
 
May 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.0 μg/m3 (13) 32.0
 
May 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 4.4 μg/m3 (19) 23.0
 
May 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 4.2 μg/m3 (18) 20.0
 
May 6, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.5 μg/m3 (19) 22.0
 
May 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 4.4 μg/m3 (19) 23.0
 
May 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
May 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.5 μg/m3 (15) 29.0
 
May 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.7 μg/m3 (12) 28.0
 
May 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.2 μg/m3 (10) 29.0
 
May 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.9 μg/m3 (8) 32.0
 
May 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.7 μg/m3 (8) 33.0
 
May 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.4 μg/m3 (6) 36.0
 
May 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.3 μg/m3 (6) 37.0
 
May 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.3 μg/m3 (6) 38.0
 
May 6, 2021, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.3 μg/m3 (6) 38.0
 
May 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.3 μg/m3 (6) 38.0
 
May 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.2 μg/m3 (5) 37.0
 
May 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
May 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.1 μg/m3 (5) 37.0
 
May 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.1 μg/m3 (5) 36.0
 
May 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
May 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.1 μg/m3 (5) 34.0
 
May 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
May 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
May 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 1.2 μg/m3 (5) 29.0
 
May 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 1.3 μg/m3 (6) 24.0
 
May 5, 2021, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 1.1 μg/m3 (5) 28.0
 
May 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 1.3 μg/m3 (6) 27.0
 
May 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 1.1 μg/m3 (5) 20.0
 
May 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (5) 5.0
 
May 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 1.0 μg/m3 (5) 27.0
 
May 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 μg/m3 (5) 31.0
 
May 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 1.0 μg/m3 (5) 29.0
 
May 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 1.2 μg/m3 (5) 27.0
 
May 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
May 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
May 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 1.3 μg/m3 (6) 31.0
 
May 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.4 μg/m3 (6) 33.0
 
May 5, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.4 μg/m3 (6) 34.0