ID: 2525

AQSQID: 490450004

Site Name: Erda

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

Updated: Jan. 17, 2021, 3:31 a.m.

Location: Tooele (N 2125 W), UT

Reporting: True, Located: True

Current AQI: 33.0

Tooele (N 2125 W) UT, US: 40.600556, -112.355

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2021, 2 a.m. 8.7 ppb (9) 0.4 ppb (1) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) N/A N/A 7.8 μg/m3 (33) 33.0
 
Jan. 17, 2021, 1 a.m. 7.3 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) N/A N/A 6.6 μg/m3 (28) 28.0
 
Jan. 17, 2021, midnight 8.2 ppb (8) 1.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) N/A N/A 5.3 μg/m3 (23) 23.0
 
Jan. 16, 2021, 11 p.m. 6.7 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (30) N/A N/A 6.2 μg/m3 (26) 30.0
 
Jan. 16, 2021, 10 p.m. 6.1 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) N/A N/A 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2021, 9 p.m. 7.6 ppb (8) 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (31) N/A N/A 14.1 μg/m3 (56) 56.0
 
Jan. 16, 2021, 8 p.m. 10.5 ppb (10) 2.3 ppb (3) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) N/A N/A 21.3 μg/m3 (71) 71.0
 
Jan. 16, 2021, 7 p.m. 9.4 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) N/A N/A 23.2 μg/m3 (75) 75.0
 
Jan. 16, 2021, 6 p.m. 6.5 ppb (7) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) N/A N/A 22.8 μg/m3 (74) 74.0
 
Jan. 16, 2021, 5 p.m. 6.1 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (26) N/A N/A 20.4 μg/m3 (69) 69.0
 
Jan. 16, 2021, 4 p.m. 9.8 ppb (10) 2.9 ppb (3) N/A 7.0 ppb (7) N/A N/A 15.0 ppb (14) N/A N/A 22.9 μg/m3 (74) 74.0
 
Jan. 16, 2021, 3 p.m. 10.4 ppb (10) 1.8 ppb (2) N/A 8.0 ppb (8) N/A N/A 11.0 ppb (11) N/A N/A 17.3 μg/m3 (62) 62.0
 
Jan. 16, 2021, 2 p.m. 5.8 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 10.0 ppb (10) N/A N/A 14.2 μg/m3 (56) 56.0
 
Jan. 16, 2021, 1 p.m. 5.6 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 13.0 ppb (13) N/A N/A 14.7 μg/m3 (57) 57.0
 
Jan. 16, 2021, noon 6.0 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (11) N/A N/A 16.0 μg/m3 (60) 60.0
 
Jan. 16, 2021, 11 a.m. 5.9 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (11) N/A N/A 14.8 μg/m3 (57) 57.0
 
Jan. 16, 2021, 10 a.m. 6.5 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 9.0 ppb (9) N/A N/A 16.4 μg/m3 (61) 61.0
 
Jan. 16, 2021, 9 a.m. 6.8 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (13) N/A N/A 19.0 μg/m3 (66) 66.0
 
Jan. 16, 2021, 8 a.m. 6.0 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (14) N/A N/A 21.7 μg/m3 (72) 72.0
 
Jan. 16, 2021, 7 a.m. 10.9 ppb (11) 0.5 ppb (1) N/A 10.0 ppb (10) N/A N/A 19.0 ppb (18) N/A N/A 5.7 μg/m3 (24) 24.0
 
Jan. 16, 2021, 6 a.m. 8.8 ppb (9) 0.4 ppb (1) N/A 8.0 ppb (8) N/A N/A 14.0 ppb (13) N/A N/A 7.2 μg/m3 (31) 31.0
 
Jan. 16, 2021, 5 a.m. 8.6 ppb (9) 0.4 ppb (1) N/A 8.0 ppb (8) N/A N/A 14.0 ppb (13) N/A N/A 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2021, 4 a.m. 10.5 ppb (10) 1.1 ppb (2) N/A 9.0 ppb (9) N/A N/A 11.0 ppb (11) N/A N/A 8.2 μg/m3 (35) 35.0
 
Jan. 16, 2021, 3 a.m. 11.9 ppb (12) 0.5 ppb (1) N/A 11.0 ppb (11) N/A N/A 10.0 ppb (10) N/A N/A 4.6 μg/m3 (20) 20.0
 
Jan. 16, 2021, 2 a.m. 12.8 ppb (13) 1.5 ppb (2) N/A 11.0 ppb (11) N/A N/A 10.0 ppb (10) N/A N/A 5.2 μg/m3 (22) 22.0
 
Jan. 16, 2021, 1 a.m. 14.5 ppb (14) 0.8 ppb (1) N/A 14.0 ppb (14) N/A N/A 15.0 ppb (14) N/A N/A 4.6 μg/m3 (20) 20.0
 
Jan. 16, 2021, midnight 15.4 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A N/A 16.0 ppb (15) N/A N/A 4.2 μg/m3 (18) 18.0
 
Jan. 15, 2021, 11 p.m. 11.0 ppb (11) 1.8 ppb (2) N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) N/A N/A 3.5 μg/m3 (15) 22.0
 
Jan. 15, 2021, 10 p.m. 10.7 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) N/A N/A 2.4 μg/m3 (10) 25.0
 
Jan. 15, 2021, 9 p.m. 13.2 ppb (13) 4.5 ppb (5) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) N/A N/A 2.7 μg/m3 (12) 25.0
 
Jan. 15, 2021, 8 p.m. 13.1 ppb (13) 4.9 ppb (5) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) N/A N/A 2.8 μg/m3 (12) 25.0
 
Jan. 15, 2021, 7 p.m. 10.0 ppb (10) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) N/A N/A 2.9 μg/m3 (13) 24.0
 
Jan. 15, 2021, 6 p.m. 10.3 ppb (10) 3.7 ppb (4) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) N/A N/A 2.0 μg/m3 (9) 25.0
 
Jan. 15, 2021, 5 p.m. 6.9 ppb (7) 2.3 ppb (3) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
Jan. 15, 2021, 4 p.m. 13.9 ppb (14) 4.2 ppb (4) N/A 9.0 ppb (9) N/A N/A 22.0 ppb (21) N/A N/A 1.3 μg/m3 (6) 21.0
 
Jan. 15, 2021, 3 p.m. 11.1 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) N/A N/A 1.1 μg/m3 (5) 16.0
 
Jan. 15, 2021, 2 p.m. 5.7 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) N/A N/A 1.2 μg/m3 (5) 18.0
 
Jan. 15, 2021, 1 p.m. 8.4 ppb (8) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 15.0 ppb (14) N/A N/A 1.2 μg/m3 (5) 14.0
 
Jan. 15, 2021, noon 5.5 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) N/A N/A 0.7 μg/m3 (3) 17.0
 
Jan. 15, 2021, 11 a.m. 6.1 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A 0.5 μg/m3 (3) 6.0
 
Jan. 15, 2021, 10 a.m. 3.2 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 17.0 ppb (16) N/A N/A 0.5 μg/m3 (3) 16.0
 
Jan. 15, 2021, 9 a.m. 3.4 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 0.6 μg/m3 (3) 19.0
 
Jan. 15, 2021, 8 a.m. 3.0 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) N/A N/A 0.6 μg/m3 (3) 20.0
 
Jan. 15, 2021, 7 a.m. 2.8 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 21.0 ppb (20) N/A N/A 0.5 μg/m3 (3) 20.0
 
Jan. 15, 2021, 6 a.m. 3.3 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (18) N/A N/A 0.5 μg/m3 (3) 18.0
 
Jan. 15, 2021, 5 a.m. 4.2 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) N/A N/A 0.6 μg/m3 (3) 18.0
 
Jan. 15, 2021, 4 a.m. 5.3 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) N/A N/A 0.7 μg/m3 (3) 17.0
 
Jan. 15, 2021, 3 a.m. 4.9 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) N/A N/A 0.5 μg/m3 (3) 18.0
 
Jan. 15, 2021, 2 a.m. 12.0 ppb (12) 0.5 ppb (1) N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) N/A N/A 2.1 μg/m3 (9) 12.0
 
Jan. 15, 2021, 1 a.m. 11.3 ppb (11) 3.9 ppb (4) N/A 7.0 ppb (7) N/A N/A 16.0 ppb (15) N/A N/A 2.0 μg/m3 (9) 15.0
 
Jan. 15, 2021, midnight 10.4 ppb (10) 1.6 ppb (2) N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) N/A N/A 0.9 μg/m3 (4) 22.0
 
Jan. 14, 2021, 11 p.m. 4.1 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
Jan. 14, 2021, 10 p.m. 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (36) N/A N/A -0.2 μg/m3 (0) 36.0
 
Jan. 14, 2021, 9 p.m. 3.1 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) N/A N/A -0.2 μg/m3 (0) 35.0
 
Jan. 14, 2021, 8 p.m. 3.4 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
Jan. 14, 2021, 7 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
Jan. 14, 2021, 6 p.m. 3.7 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (33) N/A N/A 0.6 μg/m3 (3) 33.0
 
Jan. 14, 2021, 5 p.m. 5.9 ppb (6) 1.4 ppb (2) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) N/A N/A 1.0 μg/m3 (5) 29.0
 
Jan. 14, 2021, 4 p.m. 13.7 ppb (13) 4.3 ppb (5) N/A 9.0 ppb (9) N/A N/A 20.0 ppb (19) N/A N/A 1.7 μg/m3 (8) 19.0
 
Jan. 14, 2021, 3 p.m. 11.9 ppb (12) 2.7 ppb (3) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) N/A N/A 0.9 μg/m3 (4) 16.0
 
Jan. 14, 2021, 2 p.m. 33.3 ppb (32) 17.0 ppb (17) N/A 16.0 ppb (16) N/A N/A 11.0 ppb (11) N/A N/A 1.1 μg/m3 (5) 32.0
 
Jan. 14, 2021, 1 p.m. 6.5 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) N/A N/A 0.8 μg/m3 (4) 20.0
 
Jan. 14, 2021, noon 5.3 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) N/A N/A 0.6 μg/m3 (3) 22.0
 
Jan. 14, 2021, 11 a.m. 4.1 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) N/A N/A 0.5 μg/m3 (3) 20.0
 
Jan. 14, 2021, 10 a.m. 4.6 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 16.0 ppb (15) N/A N/A 0.7 μg/m3 (3) 15.0
 
Jan. 14, 2021, 9 a.m. 4.9 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (24) N/A N/A 0.7 μg/m3 (3) 24.0
 
Jan. 14, 2021, 8 a.m. 5.3 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) N/A N/A 1.3 μg/m3 (6) 29.0
 
Jan. 14, 2021, 7 a.m. 4.8 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (24) N/A N/A 1.9 μg/m3 (8) 24.0
 
Jan. 14, 2021, 6 a.m. 4.7 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) N/A N/A 4.7 μg/m3 (20) 20.0
 
Jan. 14, 2021, 5 a.m. 5.4 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 16.0 ppb (15) N/A N/A 7.9 μg/m3 (33) 33.0
 
Jan. 14, 2021, 4 a.m. 7.8 ppb (8) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 15.0 ppb (14) N/A N/A 10.5 μg/m3 (44) 44.0
 
Jan. 14, 2021, 3 a.m. 7.6 ppb (8) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 15.0 ppb (14) N/A N/A 12.4 μg/m3 (52) 52.0
 
Jan. 14, 2021, 2 a.m. 7.3 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 13.0 ppb (13) N/A N/A 16.3 μg/m3 (60) 60.0
 
Jan. 14, 2021, 1 a.m. 8.2 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 13.0 ppb (13) N/A N/A 16.6 μg/m3 (61) 61.0
 
Jan. 14, 2021, midnight 7.7 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) N/A N/A 17.8 μg/m3 (63) 63.0
 
Jan. 13, 2021, 11 p.m. 12.2 ppb (12) 1.9 ppb (2) N/A 10.0 ppb (10) N/A N/A 20.0 ppb (19) N/A N/A 26.1 μg/m3 (81) 81.0
 
Jan. 13, 2021, 10 p.m. 16.5 ppb (16) 5.0 ppb (5) N/A 11.0 ppb (11) N/A N/A 16.0 ppb (15) N/A N/A 21.1 μg/m3 (70) 70.0
 
Jan. 13, 2021, 9 p.m. 15.9 ppb (15) 4.9 ppb (5) N/A 11.0 ppb (11) N/A N/A 18.0 ppb (17) N/A N/A 20.9 μg/m3 (70) 70.0
 
Jan. 13, 2021, 8 p.m. 20.3 ppb (20) 7.8 ppb (8) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) N/A N/A 23.0 μg/m3 (74) 74.0
 
Jan. 13, 2021, 7 p.m. 14.7 ppb (14) 5.3 ppb (5) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) N/A N/A 20.5 μg/m3 (69) 69.0
 
Jan. 13, 2021, 6 p.m. 14.0 ppb (14) 4.4 ppb (5) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) N/A N/A 17.3 μg/m3 (62) 62.0
 
Jan. 13, 2021, 5 p.m. 14.7 ppb (14) 4.6 ppb (5) N/A 10.0 ppb (10) N/A N/A 13.0 ppb (13) N/A N/A 26.6 μg/m3 (82) 82.0
 
Jan. 13, 2021, 4 p.m. 11.6 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (8) N/A N/A 12.0 ppb (12) N/A N/A 25.4 μg/m3 (79) 79.0
 
Jan. 13, 2021, 3 p.m. 15.7 ppb (15) 3.3 ppb (4) N/A 12.0 ppb (12) N/A N/A 6.0 ppb (6) N/A N/A 21.7 μg/m3 (72) 72.0
 
Jan. 13, 2021, 2 p.m. 12.2 ppb (12) 1.9 ppb (2) N/A 10.0 ppb (10) N/A N/A 12.0 ppb (12) N/A N/A 15.0 μg/m3 (58) 58.0
 
Jan. 13, 2021, 1 p.m. 12.3 ppb (12) 0.5 ppb (1) N/A 12.0 ppb (12) N/A N/A 13.0 ppb (13) N/A N/A 17.2 μg/m3 (62) 62.0
 
Jan. 13, 2021, noon 9.2 ppb (9) 0.5 ppb (1) N/A 8.0 ppb (8) N/A N/A 16.0 ppb (15) N/A N/A 13.2 μg/m3 (54) 54.0
 
Jan. 13, 2021, 11 a.m. 10.4 ppb (10) 0.5 ppb (1) N/A 10.0 ppb (10) N/A N/A 14.0 ppb (13) N/A N/A 16.0 μg/m3 (60) 60.0
 
Jan. 13, 2021, 10 a.m. 7.2 ppb (7) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 12.0 ppb (12) N/A N/A 17.5 μg/m3 (63) 63.0
 
Jan. 13, 2021, 9 a.m. 7.1 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 13.0 ppb (13) N/A N/A 23.6 μg/m3 (76) 76.0
 
Jan. 13, 2021, 8 a.m. 6.8 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (12) N/A N/A 23.2 μg/m3 (75) 75.0
 
Jan. 13, 2021, 7 a.m. 6.8 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 12.0 ppb (12) N/A N/A 23.1 μg/m3 (75) 75.0
 
Jan. 13, 2021, 1 a.m. 15.3 ppb (15) 4.1 ppb (4) N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) N/A N/A 19.6 μg/m3 (67) 67.0
 
Jan. 13, 2021, midnight 17.7 ppb (17) 2.7 ppb (3) N/A 15.0 ppb (15) N/A N/A 11.0 ppb (11) N/A N/A 19.6 μg/m3 (67) 67.0
 
Jan. 12, 2021, 11 p.m. 10.4 ppb (10) 1.8 ppb (2) N/A 8.0 ppb (8) N/A N/A 20.0 ppb (19) N/A N/A 19.1 μg/m3 (66) 66.0
 
Jan. 12, 2021, 10 p.m. 9.5 ppb (9) 3.1 ppb (3) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (21) N/A N/A 17.0 μg/m3 (62) 62.0
 
Jan. 12, 2021, 9 p.m. 4.9 ppb (5) 1.6 ppb (2) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A N/A 16.7 μg/m3 (61) 61.0
 
Jan. 12, 2021, 8 p.m. 4.7 ppb (5) 1.4 ppb (2) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A N/A 16.0 μg/m3 (60) 60.0
 
Jan. 12, 2021, 7 p.m. 6.8 ppb (7) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (24) N/A N/A 16.3 μg/m3 (60) 60.0
 
Jan. 12, 2021, 6 p.m. 8.1 ppb (8) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) N/A N/A 15.9 μg/m3 (59) 59.0
 
Jan. 12, 2021, 5 p.m. 9.6 ppb (10) 2.0 ppb (2) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) N/A N/A 16.3 μg/m3 (60) 60.0
 
Jan. 12, 2021, 4 p.m. 11.0 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) N/A N/A 15.1 μg/m3 (58) 58.0
 
Jan. 12, 2021, 3 p.m. 6.0 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) N/A N/A 14.1 μg/m3 (56) 56.0
 
Jan. 12, 2021, 2 p.m. 5.3 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) N/A N/A 14.1 μg/m3 (56) 56.0
 
Jan. 12, 2021, 1 p.m. 6.0 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) N/A N/A 13.1 μg/m3 (54) 54.0
 
Jan. 12, 2021, noon 6.5 ppb (7) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 16.0 ppb (15) N/A N/A 12.1 μg/m3 (51) 51.0
 
Jan. 12, 2021, 11 a.m. 5.7 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (13) N/A N/A 12.5 μg/m3 (52) 52.0
 
Jan. 12, 2021, 10 a.m. 5.8 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (13) N/A N/A 11.8 μg/m3 (50) 50.0
 
Jan. 12, 2021, 9 a.m. 4.4 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 16.0 ppb (15) N/A N/A 10.8 μg/m3 (46) 46.0
 
Jan. 12, 2021, 8 a.m. 5.0 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) N/A N/A 11.1 μg/m3 (47) 47.0
 
Jan. 12, 2021, 7 a.m. 7.5 ppb (8) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 14.0 ppb (13) N/A N/A 12.4 μg/m3 (52) 52.0
 
Jan. 12, 2021, 6 a.m. 8.5 ppb (9) 0.4 ppb (1) N/A 8.0 ppb (8) N/A N/A 13.0 ppb (13) N/A N/A 13.1 μg/m3 (54) 54.0
 
Jan. 12, 2021, 5 a.m. 9.4 ppb (9) 0.5 ppb (1) N/A 9.0 ppb (9) N/A N/A 12.0 ppb (12) N/A N/A 13.1 μg/m3 (54) 54.0
 
Jan. 12, 2021, 4 a.m. 8.2 ppb (8) 0.5 ppb (1) N/A 7.0 ppb (7) N/A N/A 16.0 ppb (15) N/A N/A 11.9 μg/m3 (50) 50.0
 
Jan. 12, 2021, 3 a.m. 5.9 ppb (6) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) N/A N/A 11.6 μg/m3 (49) 49.0
 
Jan. 12, 2021, 2 a.m. 9.3 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A N/A 14.0 ppb (13) N/A N/A 10.8 μg/m3 (46) 46.0
 
Jan. 12, 2021, 1 a.m. 9.9 ppb (10) 0.5 ppb (1) N/A 9.0 ppb (9) N/A N/A 11.0 ppb (11) N/A N/A 10.6 μg/m3 (45) 45.0
 
Jan. 12, 2021, midnight 7.9 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) N/A N/A 11.7 μg/m3 (49) 49.0
 
Jan. 11, 2021, 11 p.m. 8.8 ppb (9) 1.5 ppb (2) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) N/A N/A 11.7 μg/m3 (49) 49.0
 
Jan. 11, 2021, 10 p.m. 10.4 ppb (10) 3.5 ppb (4) N/A 7.0 ppb (7) N/A N/A 25.0 ppb (24) N/A N/A 11.2 μg/m3 (47) 47.0
 
Jan. 11, 2021, 9 p.m. 6.2 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (25) N/A N/A 10.5 μg/m3 (44) 44.0
 
Jan. 11, 2021, 8 p.m. 5.1 ppb (5) 1.2 ppb (2) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (26) N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 11, 2021, 7 p.m. 4.5 ppb (5) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) N/A N/A 10.2 μg/m3 (43) 43.0
 
Jan. 11, 2021, 6 p.m. 4.4 ppb (5) 1.4 ppb (2) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) N/A N/A 9.8 μg/m3 (41) 41.0
 
Jan. 11, 2021, 5 p.m. 7.4 ppb (7) 2.6 ppb (3) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (21) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 11, 2021, 4 p.m. 4.6 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 20.0 ppb (19) N/A N/A 7.5 μg/m3 (32) 32.0
 
Jan. 11, 2021, 3 p.m. 8.7 ppb (9) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 11, 2021, 2 p.m. 8.2 ppb (8) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 18.0 ppb (17) N/A N/A 6.8 μg/m3 (29) 29.0
 
Jan. 11, 2021, 1 p.m. 3.8 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 11, 2021, noon 4.4 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 18.0 ppb (17) N/A N/A 7.1 μg/m3 (30) 30.0
 
Jan. 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 6.4 μg/m3 (27) 27.0
 
Jan. 11, 2021, 10 a.m. 4.6 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 6.1 μg/m3 (26) 26.0
 
Jan. 11, 2021, 9 a.m. 4.9 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 14.0 ppb (13) N/A N/A 6.5 μg/m3 (28) 28.0
 
Jan. 11, 2021, 8 a.m. 5.8 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (11) N/A N/A 7.0 μg/m3 (30) 30.0
 
Jan. 11, 2021, 7 a.m. 4.8 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 7.4 μg/m3 (31) 31.0
 
Jan. 11, 2021, 6 a.m. 5.0 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 8.4 μg/m3 (36) 36.0
 
Jan. 11, 2021, 5 a.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 13.0 ppb (13) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 11, 2021, 4 a.m. 4.1 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 11, 2021, 3 a.m. 4.5 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 16.0 ppb (15) N/A N/A 8.9 μg/m3 (38) 38.0
 
Jan. 11, 2021, 2 a.m. 5.5 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (12) N/A N/A 8.3 μg/m3 (35) 35.0
 
Jan. 11, 2021, 1 a.m. 4.1 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 16.0 ppb (15) N/A N/A 7.7 μg/m3 (33) 33.0
 
Jan. 11, 2021, midnight 6.0 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) N/A N/A 7.7 μg/m3 (33) 33.0
 
Jan. 10, 2021, 11 p.m. 7.3 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (21) N/A N/A 9.7 μg/m3 (41) 41.0
 
Jan. 10, 2021, 10 p.m. 5.9 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (24) N/A N/A 7.6 μg/m3 (32) 32.0
 
Jan. 10, 2021, 9 p.m. 4.7 ppb (5) 1.3 ppb (2) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (26) N/A N/A 5.9 μg/m3 (25) 26.0
 
Jan. 10, 2021, 8 p.m. 3.9 ppb (4) 1.3 ppb (2) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (26) N/A N/A 5.4 μg/m3 (23) 26.0
 
Jan. 10, 2021, 7 p.m. 4.2 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) N/A N/A 4.9 μg/m3 (21) 25.0
 
Jan. 10, 2021, 6 p.m. 5.0 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (24) N/A N/A 4.3 μg/m3 (18) 24.0
 
Jan. 10, 2021, 5 p.m. 2.9 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 24.0 ppb (23) N/A N/A 2.7 μg/m3 (12) 23.0
 
Jan. 10, 2021, 4 p.m. 3.8 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 20.0 ppb (19) N/A N/A 2.7 μg/m3 (12) 19.0
 
Jan. 10, 2021, 3 p.m. 10.3 ppb (10) 1.3 ppb (2) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) N/A N/A 2.2 μg/m3 (10) 16.0
 
Jan. 10, 2021, 2 p.m. 3.5 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (18) N/A N/A 2.8 μg/m3 (12) 18.0
 
Jan. 10, 2021, 1 p.m. 2.9 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 18.0 ppb (17) N/A N/A 2.9 μg/m3 (13) 17.0
 
Jan. 10, 2021, noon 2.3 ppb (3) -0.9 ppb (0) N/A 3.0 ppb (3) N/A N/A 18.0 ppb (17) N/A N/A 2.1 μg/m3 (9) 17.0
 
Jan. 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 2.1 μg/m3 (9) 17.0
 
Jan. 10, 2021, 10 a.m. 2.6 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 19.0 ppb (18) N/A N/A 1.8 μg/m3 (8) 18.0
 
Jan. 10, 2021, 9 a.m. 4.0 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 1.4 μg/m3 (6) 14.0
 
Jan. 10, 2021, 8 a.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A N/A 1.2 μg/m3 (5) 14.0
 
Jan. 10, 2021, 7 a.m. 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 18.0 ppb (17) N/A N/A 1.0 μg/m3 (5) 17.0
 
Jan. 10, 2021, 6 a.m. 3.6 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 16.0 ppb (15) N/A N/A 1.1 μg/m3 (5) 15.0
 
Jan. 10, 2021, 5 a.m. 4.2 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 15.0 ppb (14) N/A N/A 2.0 μg/m3 (9) 14.0
 
Jan. 10, 2021, 4 a.m. 3.8 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 14.0 ppb (13) N/A N/A 2.6 μg/m3 (11) 13.0
 
Jan. 10, 2021, 3 a.m. 4.5 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 16.0 ppb (15) N/A N/A 1.9 μg/m3 (8) 15.0
 
Jan. 10, 2021, 2 a.m. 5.2 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (16) N/A N/A 1.4 μg/m3 (6) 16.0
 
Jan. 10, 2021, 1 a.m. 7.7 ppb (8) 1.3 ppb (2) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) N/A N/A 1.2 μg/m3 (5) 20.0
 
Jan. 10, 2021, midnight 10.4 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (8) N/A N/A 26.0 ppb (25) N/A N/A 1.1 μg/m3 (5) 25.0
 
Jan. 9, 2021, 11 p.m. 5.3 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) N/A N/A 0.9 μg/m3 (4) 30.0
 
Jan. 9, 2021, 10 p.m. 4.1 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (32) N/A N/A 1.5 μg/m3 (7) 32.0