ID: 2078

AQSQID: 000094401

Site Name: St. Lina

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

Updated: Jan. 20, 2021, 12:31 a.m.

Location: Co Of Saint Paul No. 19 (Range Rd 110), CC

Reporting: True, Located: True

Current AQI: 35.0

Co Of Saint Paul No. 19 (Range Rd 110) CC, CA: 54.216473, -111.50264

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.2 μg/m3 (10) 35.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.3 μg/m3 (10) 33.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 2.3 μg/m3 (10) 31.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 2.0 μg/m3 (9) 31.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.9 μg/m3 (8) 31.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 3.1 μg/m3 (13) 29.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 7.1 μg/m3 (30) 30.0
 
Jan. 19, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 5.4 μg/m3 (23) 27.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 5.8 μg/m3 (25) 31.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.4 μg/m3 (19) 31.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.3 μg/m3 (18) 31.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 5.1 μg/m3 (22) 30.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.2 μg/m3 (5) 30.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.0 μg/m3 (5) 30.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 0.7 μg/m3 (3) 32.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 0.7 μg/m3 (3) 32.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 0.7 μg/m3 (3) 32.0
 
Jan. 19, 2021, midnight N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.8 μg/m3 (4) 33.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.6 μg/m3 (3) 33.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.5 μg/m3 (3) 33.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.5 μg/m3 (3) 34.0
 
Jan. 18, 2021, 8 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 0.4 μg/m3 (2) 35.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.7 μg/m3 (3) 34.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.7 μg/m3 (3) 34.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.7 μg/m3 (3) 33.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.7 μg/m3 (3) 33.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.7 μg/m3 (3) 33.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 0.8 μg/m3 (4) 31.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 1.1 μg/m3 (5) 29.0
 
Jan. 18, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 2.3 μg/m3 (10) 31.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 3.2 μg/m3 (14) 30.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.4 μg/m3 (19) 31.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.1 μg/m3 (18) 32.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.0 μg/m3 (9) 33.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.7 μg/m3 (8) 33.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (7) 7.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.5 μg/m3 (7) 34.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.8 μg/m3 (8) 31.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.8 μg/m3 (8) 32.0
 
Jan. 18, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.9 μg/m3 (8) 32.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 2.5 μg/m3 (11) 32.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 3.7 μg/m3 (16) 32.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 8.5 μg/m3 (36) 36.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 10.3 μg/m3 (43) 43.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 9.1 μg/m3 (38) 38.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 11.6 μg/m3 (49) 49.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 11.9 μg/m3 (50) 50.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 13.6 μg/m3 (55) 55.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 18.0 μg/m3 (64) 64.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 17.6 μg/m3 (63) 63.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 17.2 μg/m3 (62) 62.0
 
Jan. 17, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 8.7 μg/m3 (37) 37.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 3.3 μg/m3 (14) 34.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.2 μg/m3 (10) 34.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.4 μg/m3 (10) 35.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.8 μg/m3 (12) 34.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.9 μg/m3 (17) 35.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.7 μg/m3 (28) 36.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.7 μg/m3 (20) 36.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 4.1 μg/m3 (18) 37.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.8 μg/m3 (12) 37.0
 
Jan. 17, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.4 μg/m3 (10) 38.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.9 μg/m3 (4) 38.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.9 μg/m3 (4) 38.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.2 μg/m3 (5) 38.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Jan. 16, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.2 μg/m3 (5) 38.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.2 μg/m3 (5) 38.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.9 μg/m3 (4) 38.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Jan. 16, 2021, 7 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
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.3 μg/m3 (6) 38.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.7 μg/m3 (12) 37.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 3.9 μg/m3 (17) 30.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 4.6 μg/m3 (20) 26.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 4.1 μg/m3 (18) 25.0
 
Jan. 16, 2021, midnight N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 2.8 μg/m3 (12) 28.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 2.6 μg/m3 (11) 30.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 33.0 ppb (31) N/A N/A 2.4 μg/m3 (10) 31.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 34.0 ppb (32) N/A N/A 2.4 μg/m3 (10) 32.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 1.8 μg/m3 (8) 34.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.4 μg/m3 (6) 35.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.2 μg/m3 (5) 36.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.4 μg/m3 (10) 35.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 3.4 μg/m3 (15) 33.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
Jan. 15, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 4.6 μg/m3 (20) 33.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 4.0 μg/m3 (17) 33.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 5.6 μg/m3 (24) 31.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 8.1 μg/m3 (34) 34.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.6 μg/m3 (11) 34.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.9 μg/m3 (8) 35.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.1 μg/m3 (9) 36.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 1.6 μg/m3 (7) 36.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.3 μg/m3 (6) 37.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A N/A 38.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A N/A 38.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 0.9 μg/m3 (4) 39.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 0.7 μg/m3 (3) 39.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 0.6 μg/m3 (3) 39.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.8 μg/m3 (4) 38.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.9 μg/m3 (4) 38.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.2 μg/m3 (5) 38.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (5) 5.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.0 μg/m3 (5) 38.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.8 μg/m3 (4) 38.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.8 μg/m3 (4) 38.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.6 μg/m3 (3) 38.0
 
Jan. 14, 2021, midnight N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.1 μg/m3 (5) 35.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.3 μg/m3 (6) 35.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A 0.8 μg/m3 (4) 4.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 2.6 μg/m3 (11) 31.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 8.4 μg/m3 (36) 36.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 15.0 ppb (14) N/A N/A 10.9 μg/m3 (46) 46.0
 
Jan. 13, 2021, 3 p.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 16.3 μg/m3 (60) 60.0
 
Jan. 13, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 16.0 μg/m3 (60) 60.0
 
Jan. 13, 2021, 1 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 18.0 ppb (17) N/A N/A 17.6 μg/m3 (63) 63.0
 
Jan. 13, 2021, noon N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 16.9 μg/m3 (62) 62.0
 
Jan. 13, 2021, 11 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 12.5 μg/m3 (52) 52.0
 
Jan. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (40) 40.0
 
Jan. 13, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 7.0 μg/m3 (30) 30.0
 
Jan. 13, 2021, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 5.5 μg/m3 (23) 26.0
 
Jan. 13, 2021, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
Jan. 13, 2021, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 3.2 μg/m3 (14) 29.0
 
Jan. 13, 2021, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.7 μg/m3 (8) 30.0
 
Jan. 13, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.6 μg/m3 (7) 31.0
 
Jan. 13, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 1.6 μg/m3 (7) 31.0
 
Jan. 13, 2021, midnight N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.8 μg/m3 (8) 32.0
 
Jan. 12, 2021, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.9 μg/m3 (8) 33.0
 
Jan. 12, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.7 μg/m3 (8) 33.0
 
Jan. 12, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.1 μg/m3 (9) 35.0
 
Jan. 12, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 3.0 μg/m3 (13) 38.0
 
Jan. 12, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.8 μg/m3 (8) 38.0
 
Jan. 12, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 1.5 μg/m3 (7) 36.0
 
Jan. 12, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 34.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
Jan. 12, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A 3.2 μg/m3 (14) 29.0
 
Jan. 12, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
Jan. 12, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 5.3 μg/m3 (23) 25.0
 
Jan. 12, 2021, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 4.2 μg/m3 (18) 26.0
 
Jan. 12, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.2 μg/m3 (10) 33.0
 
Jan. 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (7) 7.0
 
Jan. 12, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.0 μg/m3 (9) 34.0
 
Jan. 12, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 2.5 μg/m3 (11) 33.0
 
Jan. 12, 2021, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 3.4 μg/m3 (15) 31.0
 
Jan. 12, 2021, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0