AQSQID: 000094401

Site Name: St. Lina

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

Reporting: True, Located: True

Current AQI: 22.0

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. 5, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.4 μg/m3 (6) 29.0
 
Jan. 5, 2020, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.3 μg/m3 (5) 29.0
 
Jan. 5, 2020, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 1.4 μg/m3 (6) 28.0
 
Jan. 5, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 34.0 ppb (26) N/A N/A 2.3 μg/m3 (10) 26.0
 
Jan. 5, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 2.7 μg/m3 (11) 25.0
 
Jan. 5, 2020, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 3.7 μg/m3 (15) 25.0
 
Jan. 5, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 5, 2020, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 5, 2020, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 5, 2020, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.2 μg/m3 (18) 26.0
 
Jan. 5, 2020, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 2.5 μg/m3 (10) 28.0
 
Jan. 5, 2020, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 2.0 μg/m3 (8) 28.0
 
Jan. 5, 2020, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
Jan. 5, 2020, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.2 μg/m3 (9) 29.0
 
Jan. 5, 2020, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.6 μg/m3 (7) 29.0
 
Jan. 5, 2020, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.6 μg/m3 (7) 30.0
 
Jan. 5, 2020, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 0.9 μg/m3 (4) 31.0
 
Jan. 5, 2020, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 1.0 μg/m3 (4) 31.0
 
Jan. 5, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.8 μg/m3 (3) 32.0
 
Jan. 5, 2020, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 0.8 μg/m3 (3) 31.0
 
Jan. 5, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.9 μg/m3 (4) 32.0
 
Jan. 5, 2020, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.2 μg/m3 (13) 28.0
 
Jan. 5, 2020, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 6.4 μg/m3 (27) 27.0
 
Jan. 4, 2020, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 4, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 6.7 μg/m3 (28) 28.0
 
Jan. 4, 2020, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 6.2 μg/m3 (26) 26.0
 
Jan. 4, 2020, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.7 μg/m3 (24) 24.0
 
Jan. 4, 2020, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.1 μg/m3 (21) 22.0
 
Jan. 4, 2020, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 4.3 μg/m3 (18) 21.0
 
Jan. 4, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (17) 17.0
 
Jan. 4, 2020, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 4, 2020, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 4, 2020, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.5 μg/m3 (15) 23.0
 
Jan. 4, 2020, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.2 μg/m3 (13) 23.0
 
Jan. 4, 2020, noon N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.3 μg/m3 (14) 23.0
 
Jan. 4, 2020, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 4.4 μg/m3 (18) 22.0
 
Jan. 4, 2020, 10 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 4, 2020, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.4 μg/m3 (18) 20.0
 
Jan. 4, 2020, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
Jan. 4, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 26.0 ppb (20) N/A N/A 3.7 μg/m3 (15) 20.0
 
Jan. 4, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 28.0 ppb (22) N/A N/A 3.8 μg/m3 (16) 22.0
 
Jan. 4, 2020, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 3.9 μg/m3 (16) 22.0
 
Jan. 4, 2020, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 3.9 μg/m3 (16) 21.0
 
Jan. 4, 2020, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 3.7 μg/m3 (15) 21.0
 
Jan. 4, 2020, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 3.7 μg/m3 (15) 22.0
 
Jan. 4, 2020, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 3.4 μg/m3 (14) 22.0
 
Jan. 4, 2020, midnight N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 2.7 μg/m3 (11) 20.0
 
Jan. 3, 2020, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 4.1 μg/m3 (17) 21.0
 
Jan. 3, 2020, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 3.9 μg/m3 (16) 19.0
 
Jan. 3, 2020, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 4.0 μg/m3 (17) 19.0
 
Jan. 3, 2020, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 4.1 μg/m3 (17) 21.0
 
Jan. 3, 2020, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 3.9 μg/m3 (16) 21.0
 
Jan. 3, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (15) 15.0
 
Jan. 3, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 3.6 μg/m3 (15) 21.0
 
Jan. 3, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 3.6 μg/m3 (15) 20.0
 
Jan. 3, 2020, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 3, 2020, 2 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.8 μg/m3 (20) 20.0
 
Jan. 3, 2020, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 4.9 μg/m3 (20) 20.0
 
Jan. 3, 2020, noon N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.3 μg/m3 (22) 22.0
 
Jan. 3, 2020, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 3, 2020, 10 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.3 μg/m3 (22) 22.0
 
Jan. 3, 2020, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.5 μg/m3 (23) 23.0
 
Jan. 3, 2020, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 3, 2020, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 3, 2020, 6 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 6.5 μg/m3 (27) 27.0
 
Jan. 3, 2020, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 5.4 μg/m3 (23) 23.0
 
Jan. 3, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 3.8 μg/m3 (16) 18.0
 
Jan. 3, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 2.4 μg/m3 (10) 21.0
 
Jan. 3, 2020, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
Jan. 3, 2020, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.8 μg/m3 (3) 32.0
 
Jan. 2, 2020, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 0.9 μg/m3 (4) 33.0
 
Jan. 2, 2020, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 0.8 μg/m3 (3) 33.0
 
Jan. 2, 2020, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 0.8 μg/m3 (3) 34.0
 
Jan. 2, 2020, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 0.8 μg/m3 (3) 34.0
 
Jan. 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.8 μg/m3 (3) 3.0
 
Jan. 2, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.8 μg/m3 (3) 32.0
 
Jan. 2, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
Jan. 2, 2020, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 10.2 μg/m3 (42) 42.0
 
Jan. 2, 2020, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 14.9 μg/m3 (56) 56.0
 
Jan. 2, 2020, noon N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 17.4 μg/m3 (61) 61.0
 
Jan. 2, 2020, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 13.6 μg/m3 (53) 53.0
 
Jan. 2, 2020, 10 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 8.1 μg/m3 (34) 34.0
 
Jan. 2, 2020, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
Jan. 2, 2020, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.3 μg/m3 (18) 27.0
 
Jan. 2, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 2, 2020, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.8 μg/m3 (24) 24.0
 
Jan. 2, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.5 μg/m3 (10) 25.0
 
Jan. 2, 2020, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 2.0 μg/m3 (8) 26.0
 
Jan. 2, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.0 μg/m3 (12) 24.0
 
Jan. 2, 2020, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.4 μg/m3 (14) 24.0
 
Jan. 2, 2020, midnight N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.4 μg/m3 (14) 24.0
 
Jan. 1, 2020, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.1 μg/m3 (13) 24.0
 
Jan. 1, 2020, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.4 μg/m3 (14) 24.0
 
Jan. 1, 2020, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.6 μg/m3 (15) 23.0
 
Jan. 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 1, 2020, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 1, 2020, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 5.6 μg/m3 (23) 23.0
 
Jan. 1, 2020, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 4.2 μg/m3 (18) 23.0
 
Jan. 1, 2020, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
Jan. 1, 2020, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 4.7 μg/m3 (20) 22.0
 
Jan. 1, 2020, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.9 μg/m3 (16) 23.0
 
Jan. 1, 2020, 1 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.9 μg/m3 (20) 24.0
 
Jan. 1, 2020, noon N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 4.8 μg/m3 (20) 23.0
 
Jan. 1, 2020, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 4.7 μg/m3 (20) 23.0
 
Jan. 1, 2020, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.7 μg/m3 (15) 24.0
 
Jan. 1, 2020, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 2.8 μg/m3 (12) 25.0
 
Jan. 1, 2020, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.2 μg/m3 (9) 25.0
 
Jan. 1, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 1.6 μg/m3 (7) 27.0
 
Jan. 1, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.4 μg/m3 (6) 28.0
 
Jan. 1, 2020, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.1 μg/m3 (5) 29.0
 
Jan. 1, 2020, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.0 μg/m3 (4) 29.0
 
Jan. 1, 2020, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
Jan. 1, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 0.9 μg/m3 (4) 28.0
 
Jan. 1, 2020, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 0.8 μg/m3 (3) 28.0
 
Jan. 1, 2020, midnight N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 1.0 μg/m3 (4) 27.0
 
Dec. 31, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 1.4 μg/m3 (6) 25.0
 
Dec. 31, 2019, 10 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 1.9 μg/m3 (8) 25.0
 
Dec. 31, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (9) 9.0
 
Dec. 31, 2019, 8 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
Dec. 31, 2019, 7 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 4.7 μg/m3 (20) 22.0
 
Dec. 31, 2019, 6 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 25.0 ppb (19) N/A N/A 8.2 μg/m3 (34) 34.0
 
Dec. 31, 2019, 5 p.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 22.0 ppb (17) N/A N/A 12.4 μg/m3 (51) 51.0
 
Dec. 31, 2019, 4 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 21.0 ppb (16) N/A N/A 16.0 μg/m3 (59) 59.0
 
Dec. 31, 2019, 3 p.m. N/A N/A N/A 10.0 ppb (9) N/A 2.0 ppb (3) 20.0 ppb (15) N/A N/A 17.7 μg/m3 (62) 62.0
 
Dec. 31, 2019, 2 p.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 20.0 ppb (15) N/A N/A 18.7 μg/m3 (64) 64.0
 
Dec. 31, 2019, 1 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 19.0 ppb (15) N/A N/A 18.1 μg/m3 (63) 63.0
 
Dec. 31, 2019, noon N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 21.0 ppb (16) N/A N/A 17.0 μg/m3 (61) 61.0
 
Dec. 31, 2019, 11 a.m. N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 23.0 ppb (18) N/A N/A 16.1 μg/m3 (59) 59.0
 
Dec. 31, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 25.0 ppb (19) N/A N/A 14.9 μg/m3 (56) 56.0
 
Dec. 31, 2019, 9 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 27.0 ppb (21) N/A N/A 13.5 μg/m3 (53) 53.0
 
Dec. 31, 2019, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 13.1 μg/m3 (52) 52.0
 
Dec. 31, 2019, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 13.2 μg/m3 (53) 53.0
 
Dec. 31, 2019, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 12.8 μg/m3 (52) 52.0
 
Dec. 31, 2019, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 12.3 μg/m3 (51) 51.0
 
Dec. 31, 2019, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 11.4 μg/m3 (48) 48.0
 
Dec. 31, 2019, 3 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 12.0 μg/m3 (50) 50.0
 
Dec. 31, 2019, 2 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 12.2 μg/m3 (50) 50.0
 
Dec. 31, 2019, 1 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A 12.0 μg/m3 (50) 50.0
 
Dec. 31, 2019, midnight N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 10.1 μg/m3 (42) 42.0
 
Dec. 30, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 8.5 μg/m3 (35) 35.0
 
Dec. 30, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (36) 36.0
 
Dec. 30, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 7.4 μg/m3 (31) 31.0
 
Dec. 30, 2019, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 7.9 μg/m3 (33) 33.0
 
Dec. 30, 2019, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 9.7 μg/m3 (40) 40.0
 
Dec. 30, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 10.3 μg/m3 (43) 43.0
 
Dec. 30, 2019, 5 p.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 14.9 μg/m3 (56) 56.0
 
Dec. 30, 2019, 4 p.m. N/A N/A N/A 12.0 ppb (11) N/A 1.0 ppb (1) 21.0 ppb (16) N/A N/A 22.0 μg/m3 (71) 71.0
 
Dec. 30, 2019, 3 p.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (1) 12.0 ppb (9) N/A N/A 29.8 μg/m3 (88) 88.0
 
Dec. 30, 2019, 2 p.m. N/A N/A N/A 22.0 ppb (20) N/A 1.0 ppb (1) 8.0 ppb (6) N/A N/A 25.5 μg/m3 (79) 79.0
 
Dec. 30, 2019, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A 1.0 ppb (1) 7.0 ppb (5) N/A N/A 19.9 μg/m3 (67) 67.0
 
Dec. 30, 2019, noon N/A N/A N/A 13.0 ppb (12) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 19.7 μg/m3 (66) 66.0
 
Dec. 30, 2019, 11 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 16.4 μg/m3 (59) 59.0
 
Dec. 30, 2019, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 9.0 μg/m3 (38) 38.0
 
Dec. 30, 2019, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 12.4 μg/m3 (51) 51.0
 
Dec. 30, 2019, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 11.9 μg/m3 (50) 50.0
 
Dec. 30, 2019, 7 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 14.0 μg/m3 (54) 54.0
 
Dec. 30, 2019, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 10.4 μg/m3 (43) 43.0
 
Dec. 30, 2019, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 11.7 μg/m3 (49) 49.0
 
Dec. 30, 2019, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 9.9 μg/m3 (41) 41.0
 
Dec. 30, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 11.4 μg/m3 (48) 48.0
 
Dec. 30, 2019, 2 a.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 12.3 μg/m3 (51) 51.0
 
Dec. 30, 2019, 1 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 10.8 μg/m3 (45) 45.0
 
Dec. 30, 2019, midnight N/A N/A N/A 10.0 ppb (9) N/A 1.0 ppb (1) 23.0 ppb (18) N/A N/A 10.2 μg/m3 (42) 42.0
 
Dec. 29, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.8 μg/m3 (45) 45.0
 
Dec. 29, 2019, 10 p.m. N/A N/A N/A 9.0 ppb (8) N/A 1.0 ppb (1) 24.0 ppb (18) N/A N/A 12.5 μg/m3 (51) 51.0
 
Dec. 29, 2019, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) N/A N/A 9.0 μg/m3 (38) 38.0
 
Dec. 29, 2019, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 27.0 ppb (21) N/A N/A 8.3 μg/m3 (35) 35.0
 
Dec. 29, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 27.0 ppb (21) N/A N/A 7.1 μg/m3 (30) 30.0