AQSQID: 560370300

Site Name: Moxa Arch

Location: Sweetwater Co, WY

Reporting: True, Located: True

Current AQI: 19.0

Sweetwater Co WY, US: 41.750599, -109.789703

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 16, 2019, 4 p.m. 17.0 ppb (16) 2.0 ppb (2) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 19.0 μg/m3 (17) N/A 19.0
 
Jan. 16, 2019, 3 p.m. 20.8 ppb (19) 0.1 ppb (0) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 18.0 ppb (14) N/A 18.0 μg/m3 (16) N/A 19.0
 
Jan. 16, 2019, 2 p.m. 14.4 ppb (13) 0.1 ppb (0) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 13.0 μg/m3 (12) N/A 19.0
 
Jan. 16, 2019, 1 p.m. 11.0 ppb (10) 0.3 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 7.0 μg/m3 (6) N/A 23.0
 
Jan. 16, 2019, noon 8.6 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 9.0 μg/m3 (8) N/A 27.0
 
Jan. 16, 2019, 11 a.m. 9.9 ppb (9) 0.5 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 9.0 μg/m3 (8) N/A 26.0
 
Jan. 16, 2019, 10 a.m. 11.3 ppb (10) 0.1 ppb (0) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 31.0 ppb (24) N/A 14.0 μg/m3 (13) N/A 24.0
 
Jan. 16, 2019, 9 a.m. 11.2 ppb (10) 0.2 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 14.0 μg/m3 (13) N/A 23.0
 
Jan. 16, 2019, 8 a.m. 12.5 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 22.0 μg/m3 (20) N/A 22.0
 
Jan. 16, 2019, 7 a.m. 11.4 ppb (11) 0.1 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 19.0 μg/m3 (17) N/A 23.0
 
Jan. 16, 2019, 6 a.m. 12.0 ppb (11) 0.4 ppb (0) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 14.0 μg/m3 (13) N/A 24.0
 
Jan. 16, 2019, 5 a.m. 7.1 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 9.0 μg/m3 (8) N/A 27.0
 
Jan. 16, 2019, 4 a.m. 5.7 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 8.0 μg/m3 (7) N/A 32.0
 
Jan. 16, 2019, 3 a.m. 7.5 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 16.0 μg/m3 (15) N/A 31.0
 
Jan. 16, 2019, 2 a.m. 8.6 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 13.0 μg/m3 (12) N/A 29.0
 
Jan. 16, 2019, 1 a.m. 10.9 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 13.0 μg/m3 (12) N/A 27.0
 
Jan. 16, 2019, midnight 6.3 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 6.0 μg/m3 (5) N/A 32.0
 
Jan. 15, 2019, 11 p.m. 4.8 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A N/A 34.0
 
Jan. 15, 2019, 10 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 7.0 μg/m3 (6) N/A 34.0
 
Jan. 15, 2019, 9 p.m. 5.5 ppb (5) 1.7 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
Jan. 15, 2019, 8 p.m. 4.5 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
Jan. 15, 2019, 7 p.m. 4.0 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 7.0 μg/m3 (6) N/A 32.0
 
Jan. 15, 2019, 6 p.m. 5.1 ppb (5) 1.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 9.0 μg/m3 (8) N/A 30.0
 
Jan. 15, 2019, 5 p.m. 6.4 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 11.0 μg/m3 (10) N/A 27.0
 
Jan. 15, 2019, 4 p.m. 12.4 ppb (11) 2.1 ppb (2) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 28.0 ppb (22) N/A 17.0 μg/m3 (15) N/A 22.0
 
Jan. 15, 2019, 3 p.m. 17.1 ppb (16) 0.5 ppb (0) N/A 17.0 ppb (16) N/A 3.0 ppb (4) 18.0 ppb (14) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 15, 2019, 2 p.m. 16.1 ppb (15) 0.3 ppb (0) N/A 16.0 ppb (15) N/A 3.0 ppb (4) 19.0 ppb (15) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 15, 2019, 1 p.m. 14.0 ppb (13) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 2.0 ppb (3) 21.0 ppb (16) N/A 33.0 μg/m3 (30) N/A 30.0
 
Jan. 15, 2019, noon 9.1 ppb (8) 0.3 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 15, 2019, 11 a.m. 8.9 ppb (8) 0.2 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 15, 2019, 10 a.m. 16.9 ppb (16) 0.4 ppb (0) N/A 16.0 ppb (15) N/A 3.0 ppb (4) 19.0 ppb (15) N/A 38.0 μg/m3 (35) N/A 35.0
 
Jan. 15, 2019, 9 a.m. 23.8 ppb (22) 0.2 ppb (0) N/A 24.0 ppb (22) N/A 4.0 ppb (6) 14.0 ppb (11) N/A 31.0 μg/m3 (28) N/A 28.0
 
Jan. 15, 2019, 8 a.m. 14.4 ppb (13) 0.2 ppb (0) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 8.0 μg/m3 (7) N/A 19.0
 
Jan. 15, 2019, 7 a.m. 6.6 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 1.0 μg/m3 (1) N/A 26.0
 
Jan. 15, 2019, 6 a.m. 10.2 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 6.0 μg/m3 (5) N/A 25.0
 
Jan. 15, 2019, 5 a.m. 7.4 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 12.0 μg/m3 (11) N/A 26.0
 
Jan. 15, 2019, 4 a.m. 7.3 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 7.0 μg/m3 (6) N/A 28.0
 
Jan. 15, 2019, 3 a.m. 7.0 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (27) N/A 6.0 μg/m3 (5) N/A 27.0
 
Jan. 15, 2019, 2 a.m. 7.1 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 4.0 μg/m3 (4) N/A 28.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) N/A 20.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) N/A 14.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2019, 7 p.m. 12.1 ppb (11) 5.5 ppb (5) N/A 7.0 ppb (6) N/A 4.0 ppb (6) 31.0 ppb (24) N/A 16.0 μg/m3 (15) N/A 24.0
 
Jan. 14, 2019, 6 p.m. 11.2 ppb (10) 4.5 ppb (4) N/A 7.0 ppb (6) N/A 3.0 ppb (4) 31.0 ppb (24) N/A 15.0 μg/m3 (14) N/A 24.0
 
Jan. 14, 2019, 5 p.m. 10.6 ppb (10) 3.4 ppb (3) N/A 7.0 ppb (6) N/A 3.0 ppb (4) 29.0 ppb (22) N/A 16.0 μg/m3 (15) N/A 22.0
 
Jan. 14, 2019, 4 p.m. 6.4 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 31.0 ppb (24) N/A 10.0 μg/m3 (9) N/A 24.0
 
Jan. 14, 2019, 3 p.m. 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 30.0 ppb (23) N/A 10.0 μg/m3 (9) N/A 23.0
 
Jan. 14, 2019, 2 p.m. 4.9 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 7.0 μg/m3 (6) N/A 25.0
 
Jan. 14, 2019, 1 p.m. 3.8 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 6.0 μg/m3 (5) N/A 25.0
 
Jan. 14, 2019, noon 3.4 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 9.0 μg/m3 (8) N/A 25.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) N/A 15.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
Jan. 14, 2019, 9 a.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 6.0 μg/m3 (5) N/A 28.0
 
Jan. 14, 2019, 8 a.m. 3.5 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 0.0 μg/m3 (0) N/A 28.0
 
Jan. 14, 2019, 7 a.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 2.0 μg/m3 (2) N/A 28.0
 
Jan. 14, 2019, 6 a.m. 2.3 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 1.0 μg/m3 (1) N/A 28.0
 
Jan. 14, 2019, 5 a.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 4.0 μg/m3 (4) N/A 28.0
 
Jan. 14, 2019, 4 a.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 5.0 μg/m3 (5) N/A 29.0
 
Jan. 14, 2019, 3 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 1.0 μg/m3 (1) N/A 31.0
 
Jan. 14, 2019, 2 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 2.0 μg/m3 (2) N/A 31.0
 
Jan. 14, 2019, 1 a.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 5.0 μg/m3 (5) N/A 32.0
 
Jan. 14, 2019, midnight 1.6 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 3.0 μg/m3 (3) N/A 32.0
 
Jan. 13, 2019, 11 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 13, 2019, 10 p.m. 2.0 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 2.0 μg/m3 (2) N/A 32.0
 
Jan. 13, 2019, 9 p.m. 2.2 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A 1.0 μg/m3 (1) N/A 32.0
 
Jan. 13, 2019, 8 p.m. 2.6 ppb (2) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 1.0 μg/m3 (1) N/A 31.0
 
Jan. 13, 2019, 7 p.m. 2.4 ppb (2) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A -2.0 μg/m3 (0) N/A 30.0
 
Jan. 13, 2019, 6 p.m. 2.2 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 0.0 μg/m3 (0) N/A 30.0
 
Jan. 13, 2019, 5 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 2.0 μg/m3 (2) N/A 30.0
 
Jan. 13, 2019, 4 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Jan. 13, 2019, 3 p.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 6.0 μg/m3 (5) N/A 29.0
 
Jan. 13, 2019, 2 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Jan. 13, 2019, 1 p.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 1.0 μg/m3 (1) N/A 29.0
 
Jan. 13, 2019, noon 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 2.0 μg/m3 (2) N/A 30.0
 
Jan. 13, 2019, 11 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 2.0 μg/m3 (2) N/A 30.0
 
Jan. 13, 2019, 10 a.m. 1.9 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 1.0 μg/m3 (1) N/A 30.0
 
Jan. 13, 2019, 9 a.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 2.0 μg/m3 (2) N/A 31.0
 
Jan. 13, 2019, 8 a.m. 2.4 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 1.0 μg/m3 (1) N/A 31.0
 
Jan. 13, 2019, 7 a.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 0.0 μg/m3 (0) N/A 31.0
 
Jan. 13, 2019, 6 a.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 2.0 μg/m3 (2) N/A 31.0
 
Jan. 13, 2019, 5 a.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 5.0 μg/m3 (5) N/A 29.0
 
Jan. 13, 2019, 4 a.m. 3.7 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 3.0 μg/m3 (3) N/A 29.0
 
Jan. 13, 2019, 3 a.m. 3.7 ppb (3) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 5.0 μg/m3 (5) N/A 30.0
 
Jan. 13, 2019, 2 a.m. 3.6 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 6.0 μg/m3 (5) N/A 30.0
 
Jan. 13, 2019, 1 a.m. 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 5.0 μg/m3 (5) N/A 30.0
 
Jan. 13, 2019, midnight 4.2 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 6.0 μg/m3 (5) N/A 31.0
 
Jan. 12, 2019, 11 p.m. 6.6 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 39.0 ppb (30) N/A 10.0 μg/m3 (9) N/A 30.0
 
Jan. 12, 2019, 10 p.m. 9.8 ppb (9) 2.8 ppb (3) N/A 7.0 ppb (6) N/A 4.0 ppb (6) 37.0 ppb (28) N/A 10.0 μg/m3 (9) N/A 28.0
 
Jan. 12, 2019, 9 p.m. 7.9 ppb (7) 3.0 ppb (3) N/A 5.0 ppb (5) N/A 3.0 ppb (4) 37.0 ppb (28) N/A 9.0 μg/m3 (8) N/A 28.0
 
Jan. 12, 2019, 8 p.m. 3.1 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 4.0 μg/m3 (4) N/A 30.0
 
Jan. 12, 2019, 7 p.m. 3.2 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 4.0 μg/m3 (4) N/A 30.0
 
Jan. 12, 2019, 6 p.m. 3.2 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 3.0 μg/m3 (3) N/A 29.0
 
Jan. 12, 2019, 5 p.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 4.0 μg/m3 (4) N/A 28.0
 
Jan. 12, 2019, 4 p.m. 3.3 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 7.0 μg/m3 (6) N/A 28.0
 
Jan. 12, 2019, 3 p.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 9.0 μg/m3 (8) N/A 29.0
 
Jan. 12, 2019, 2 p.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Jan. 12, 2019, 1 p.m. 2.1 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 6.0 μg/m3 (5) N/A 31.0
 
Jan. 12, 2019, noon 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 5.0 μg/m3 (5) N/A 31.0
 
Jan. 12, 2019, 11 a.m. 2.1 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 2.0 μg/m3 (2) N/A 30.0
 
Jan. 12, 2019, 10 a.m. 2.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 2.0 μg/m3 (2) N/A 31.0
 
Jan. 12, 2019, 9 a.m. 2.8 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A 4.0 μg/m3 (4) N/A 30.0
 
Jan. 12, 2019, 8 a.m. 2.9 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 2.0 μg/m3 (2) N/A 31.0
 
Jan. 12, 2019, 7 a.m. 3.6 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 3.0 μg/m3 (3) N/A 31.0
 
Jan. 12, 2019, 6 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 1.0 μg/m3 (1) N/A 31.0
 
Jan. 12, 2019, 5 a.m. 3.9 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 5.0 μg/m3 (5) N/A 31.0
 
Jan. 12, 2019, 4 a.m. 4.9 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 8.0 μg/m3 (7) N/A 28.0
 
Jan. 12, 2019, 3 a.m. 9.1 ppb (8) 0.4 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 15.0 μg/m3 (14) N/A 28.0
 
Jan. 12, 2019, 2 a.m. 8.7 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 17.0 μg/m3 (15) N/A 28.0
 
Jan. 12, 2019, 1 a.m. 11.2 ppb (10) 0.6 ppb (1) N/A 11.0 ppb (10) N/A 2.0 ppb (3) 35.0 ppb (27) N/A 16.0 μg/m3 (15) N/A 27.0
 
Jan. 12, 2019, midnight 5.5 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 11.0 μg/m3 (10) N/A 31.0
 
Jan. 11, 2019, 11 p.m. 3.2 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 1.0 μg/m3 (1) N/A 33.0
 
Jan. 11, 2019, 10 p.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 5.0 μg/m3 (5) N/A 33.0
 
Jan. 11, 2019, 9 p.m. 3.5 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) N/A 6.0 μg/m3 (5) N/A 32.0
 
Jan. 11, 2019, 8 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 4.0 μg/m3 (4) N/A 31.0
 
Jan. 11, 2019, 7 p.m. 4.1 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 6.0 μg/m3 (5) N/A 28.0
 
Jan. 11, 2019, 6 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 7.0 μg/m3 (6) N/A 25.0
 
Jan. 11, 2019, 5 p.m. 6.2 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 10.0 μg/m3 (9) N/A 23.0
 
Jan. 11, 2019, 4 p.m. 6.5 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 11.0 μg/m3 (10) N/A 22.0
 
Jan. 11, 2019, 3 p.m. 7.7 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 18.0 μg/m3 (16) N/A 22.0
 
Jan. 11, 2019, 2 p.m. 6.2 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 10.0 μg/m3 (9) N/A 22.0
 
Jan. 11, 2019, 1 p.m. 5.0 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 13.0 μg/m3 (12) N/A 21.0
 
Jan. 11, 2019, noon 4.4 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 15.0 μg/m3 (14) N/A 22.0
 
Jan. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) N/A 11.0
 
Jan. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) N/A 11.0
 
Jan. 11, 2019, 9 a.m. 6.0 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 8.0 μg/m3 (7) N/A 25.0
 
Jan. 11, 2019, 8 a.m. 6.9 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 6.0 μg/m3 (5) N/A 25.0
 
Jan. 11, 2019, 7 a.m. 7.9 ppb (7) 0.2 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 7.0 μg/m3 (6) N/A 24.0
 
Jan. 11, 2019, 6 a.m. 10.3 ppb (10) 0.6 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 10.0 μg/m3 (9) N/A 25.0
 
Jan. 11, 2019, 5 a.m. 11.2 ppb (10) 0.5 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 35.0 ppb (27) N/A 12.0 μg/m3 (11) N/A 27.0
 
Jan. 11, 2019, 4 a.m. 11.5 ppb (11) 0.1 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 8.0 μg/m3 (7) N/A 28.0
 
Jan. 11, 2019, 3 a.m. 13.0 ppb (12) 0.2 ppb (0) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 37.0 ppb (28) N/A 10.0 μg/m3 (9) N/A 28.0
 
Jan. 11, 2019, 2 a.m. 12.7 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 16.0 μg/m3 (15) N/A 31.0
 
Jan. 11, 2019, 1 a.m. 16.4 ppb (15) 0.5 ppb (0) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 15.0 μg/m3 (14) N/A 27.0
 
Jan. 11, 2019, midnight 42.2 ppb (39) 8.5 ppb (8) N/A 34.0 ppb (31) N/A 1.0 ppb (1) 19.0 ppb (15) N/A 87.0 μg/m3 (66) N/A 66.0
 
Jan. 10, 2019, 11 p.m. 26.5 ppb (25) 8.3 ppb (8) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 45.0 μg/m3 (41) N/A 41.0
 
Jan. 10, 2019, 10 p.m. 6.9 ppb (6) 1.8 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 13.0 μg/m3 (12) N/A 32.0
 
Jan. 10, 2019, 9 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 6.0 μg/m3 (5) N/A 33.0
 
Jan. 10, 2019, 8 p.m. 3.1 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 4.0 μg/m3 (4) N/A 30.0
 
Jan. 10, 2019, 7 p.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 4.0 μg/m3 (4) N/A 29.0
 
Jan. 10, 2019, 6 p.m. 3.2 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 3.0 μg/m3 (3) N/A 24.0
 
Jan. 10, 2019, 5 p.m. 3.3 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 3.0 μg/m3 (3) N/A 20.0
 
Jan. 10, 2019, 4 p.m. 2.4 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
Jan. 10, 2019, 3 p.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 2.0 μg/m3 (2) N/A 25.0
 
Jan. 10, 2019, 2 p.m. 2.2 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 1.0 μg/m3 (1) N/A 25.0
 
Jan. 10, 2019, 1 p.m. 2.1 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 2.0 μg/m3 (2) N/A 26.0
 
Jan. 10, 2019, noon 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 4.0 μg/m3 (4) N/A 25.0
 
Jan. 10, 2019, 11 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 3.0 μg/m3 (3) N/A 25.0
 
Jan. 10, 2019, 10 a.m. 2.9 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 3.0 μg/m3 (3) N/A 24.0
 
Jan. 10, 2019, 9 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 5.0 μg/m3 (5) N/A 24.0
 
Jan. 10, 2019, 8 a.m. 6.2 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 7.0 μg/m3 (6) N/A 26.0
 
Jan. 10, 2019, 7 a.m. 10.1 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 17.0 μg/m3 (15) N/A 24.0
 
Jan. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) N/A 10.0
 
Jan. 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) N/A 7.0
 
Jan. 10, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) N/A 7.0
 
Jan. 10, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) N/A 4.0
 
Jan. 10, 2019, 2 a.m. 8.5 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) N/A 8.0
 
Jan. 10, 2019, 1 a.m. 7.4 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) N/A N/A 9.0 μg/m3 (8) N/A 8.0
 
Jan. 10, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 9, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 9, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 9, 2019, 9 p.m. 2.9 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (33) N/A 5.0 μg/m3 (5) N/A 33.0
 
Jan. 9, 2019, 8 p.m. 3.6 ppb (3) 1.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 3.0 μg/m3 (3) N/A 31.0
 
Jan. 9, 2019, 7 p.m. 3.0 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A 6.0 μg/m3 (5) N/A 31.0
 
Jan. 9, 2019, 6 p.m. 2.8 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A 9.0 μg/m3 (8) N/A 28.0
 
Jan. 9, 2019, 5 p.m. 2.6 ppb (2) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A 1.0 μg/m3 (1) N/A 26.0