AQSQID: 300710010

Site Name: Malta

Location: Malta (Short Oil Rd), MT

Reporting: True, Located: True

Current AQI: 20.0

Malta (Short Oil Rd) MT, US: 48.317507, -107.862471

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 1, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 5.0 μg/m3 (5) 0.8 μg/m3 (3) 17.0
 
Dec. 1, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 4.0 μg/m3 (4) 4.1 μg/m3 (17) 17.0
 
Dec. 1, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 9.0 μg/m3 (8) 7.5 μg/m3 (31) 31.0
 
Dec. 1, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 10.0 μg/m3 (9) 5.8 μg/m3 (24) 24.0
 
Dec. 1, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 11.0 μg/m3 (10) 12.3 μg/m3 (51) 51.0
 
Dec. 1, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 7.0 μg/m3 (6) 9.1 μg/m3 (38) 38.0
 
Dec. 1, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 10.0 μg/m3 (9) 12.3 μg/m3 (51) 51.0
 
Dec. 1, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 9.0 μg/m3 (8) 8.4 μg/m3 (35) 35.0
 
Dec. 1, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 11.0 μg/m3 (10) 8.8 μg/m3 (37) 37.0
 
Dec. 1, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 15.0 μg/m3 (14) 13.2 μg/m3 (53) 53.0
 
Dec. 1, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 15.0 μg/m3 (14) 13.5 μg/m3 (53) 53.0
 
Dec. 1, 2019, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 10.0 μg/m3 (9) 12.5 μg/m3 (51) 51.0
 
Nov. 30, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 9.0 μg/m3 (8) 2.5 μg/m3 (10) 12.0
 
Nov. 30, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 9.0 μg/m3 (8) 9.8 μg/m3 (41) 41.0
 
Nov. 30, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 12.0 μg/m3 (11) 13.2 μg/m3 (53) 53.0
 
Nov. 30, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 9.0 μg/m3 (8) 6.4 μg/m3 (27) 27.0
 
Nov. 30, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A -2.0 μg/m3 (0) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 2.0 μg/m3 (2) 1.2 μg/m3 (5) 15.0
 
Nov. 30, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 0.0 μg/m3 (0) -1.2 μg/m3 (0) 18.0
 
Nov. 30, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 4.0 μg/m3 (4) -0.8 μg/m3 (0) 15.0
 
Nov. 30, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 2.0 μg/m3 (2) 2.6 μg/m3 (11) 17.0
 
Nov. 30, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 12.0
 
Nov. 30, 2019, noon N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 3.0 μg/m3 (3) 1.8 μg/m3 (8) 10.0
 
Nov. 30, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 2.0 μg/m3 (2) 4.8 μg/m3 (20) 20.0
 
Nov. 30, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 2.0 μg/m3 (2) 0.7 μg/m3 (3) 10.0
 
Nov. 30, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 2.0 μg/m3 (2) 7.0 μg/m3 (29) 29.0
 
Nov. 30, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 0.0 μg/m3 (0) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A -1.0 μg/m3 (0) 1.1 μg/m3 (5) 14.0
 
Nov. 30, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 2.0 μg/m3 (2) 4.1 μg/m3 (17) 17.0
 
Nov. 30, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 12.0
 
Nov. 30, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 8.0 μg/m3 (7) 4.4 μg/m3 (18) 18.0
 
Nov. 30, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 2.0 μg/m3 (2) 3.5 μg/m3 (15) 16.0
 
Nov. 30, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 0.0 μg/m3 (0) -1.2 μg/m3 (0) 17.0
 
Nov. 30, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 3.0 μg/m3 (3) 2.5 μg/m3 (10) 17.0
 
Nov. 30, 2019, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 3.0 μg/m3 (3) -0.9 μg/m3 (0) 17.0
 
Nov. 29, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 19.0
 
Nov. 29, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 4.0 μg/m3 (4) -0.9 μg/m3 (0) 20.0
 
Nov. 29, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Nov. 29, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 7.0 μg/m3 (6) -0.2 μg/m3 (0) 21.0
 
Nov. 29, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 5.0 μg/m3 (5) -0.3 μg/m3 (0) 16.0
 
Nov. 29, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 7.0 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
Nov. 29, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 5.0 μg/m3 (5) 5.5 μg/m3 (23) 23.0
 
Nov. 29, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 5.0 μg/m3 (5) 4.3 μg/m3 (18) 18.0
 
Nov. 29, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 8.0 μg/m3 (7) 10.5 μg/m3 (44) 44.0
 
Nov. 29, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 5.0 μg/m3 (5) 5.6 μg/m3 (23) 23.0
 
Nov. 29, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 3.0 μg/m3 (3) 5.2 μg/m3 (22) 22.0
 
Nov. 29, 2019, noon N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 4.0 μg/m3 (4) 3.3 μg/m3 (14) 16.0
 
Nov. 29, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 4.0 μg/m3 (4) 4.2 μg/m3 (18) 18.0
 
Nov. 29, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 3.0 μg/m3 (3) 5.4 μg/m3 (23) 23.0
 
Nov. 29, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 7.0 μg/m3 (6) 3.6 μg/m3 (15) 15.0
 
Nov. 29, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 3.0 μg/m3 (3) 5.8 μg/m3 (24) 24.0
 
Nov. 29, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 0.0 μg/m3 (0) 5.0 μg/m3 (21) 21.0
 
Nov. 29, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 5.0 μg/m3 (5) 3.8 μg/m3 (16) 16.0
 
Nov. 29, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 3.0 μg/m3 (3) -1.2 μg/m3 (0) 15.0
 
Nov. 29, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 4.0 μg/m3 (4) -1.2 μg/m3 (0) 15.0
 
Nov. 29, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 0.0 μg/m3 (0) 1.6 μg/m3 (7) 15.0
 
Nov. 29, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 2.0 μg/m3 (2) 2.9 μg/m3 (12) 19.0
 
Nov. 29, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 4.0 μg/m3 (4) 2.6 μg/m3 (11) 18.0
 
Nov. 29, 2019, midnight N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 10.0 μg/m3 (9) 1.3 μg/m3 (5) 22.0
 
Nov. 28, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Nov. 28, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 2.0 μg/m3 (2) 2.9 μg/m3 (12) 17.0
 
Nov. 28, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 7.0 μg/m3 (6) 0.9 μg/m3 (4) 15.0
 
Nov. 28, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 2.0 μg/m3 (2) 3.5 μg/m3 (15) 22.0
 
Nov. 28, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 8.0 μg/m3 (7) 0.5 μg/m3 (2) 22.0
 
Nov. 28, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 4.0 μg/m3 (4) 1.4 μg/m3 (6) 19.0
 
Nov. 28, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 11.0 μg/m3 (10) 2.1 μg/m3 (9) 18.0
 
Nov. 28, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 6.0 μg/m3 (5) 1.6 μg/m3 (7) 18.0
 
Nov. 28, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A -1.0 μg/m3 (0) 9.6 μg/m3 (40) 40.0
 
Nov. 28, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 8.0 μg/m3 (7) 1.8 μg/m3 (8) 22.0
 
Nov. 28, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 5.0 μg/m3 (5) 4.9 μg/m3 (20) 20.0
 
Nov. 28, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 6.0 μg/m3 (5) 3.7 μg/m3 (15) 25.0
 
Nov. 28, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 9.0 μg/m3 (8) 4.9 μg/m3 (20) 20.0
 
Nov. 28, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 11.0 μg/m3 (10) 7.4 μg/m3 (31) 31.0
 
Nov. 28, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 16.0 μg/m3 (15) 5.4 μg/m3 (23) 23.0
 
Nov. 28, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 13.0 μg/m3 (12) 8.3 μg/m3 (35) 35.0
 
Nov. 28, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 4.0 μg/m3 (4) 8.6 μg/m3 (36) 36.0
 
Nov. 28, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 7.0 μg/m3 (6) 1.2 μg/m3 (5) 20.0
 
Nov. 28, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 6.0 μg/m3 (5) 5.9 μg/m3 (25) 25.0
 
Nov. 28, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 9.0 μg/m3 (8) 5.4 μg/m3 (23) 23.0
 
Nov. 28, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 7.0 μg/m3 (6) 4.9 μg/m3 (20) 22.0
 
Nov. 28, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 6.0 μg/m3 (5) 5.8 μg/m3 (24) 24.0
 
Nov. 28, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 5.0 μg/m3 (5) 3.9 μg/m3 (16) 23.0
 
Nov. 28, 2019, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 7.0 μg/m3 (6) 3.8 μg/m3 (16) 22.0
 
Nov. 27, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 8.0 μg/m3 (7) 8.2 μg/m3 (34) 34.0
 
Nov. 27, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 9.0 μg/m3 (8) 7.0 μg/m3 (29) 29.0
 
Nov. 27, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 5.0 μg/m3 (5) 5.1 μg/m3 (21) 21.0
 
Nov. 27, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 7.0 μg/m3 (6) 5.4 μg/m3 (23) 23.0
 
Nov. 27, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 6.0 μg/m3 (5) 4.7 μg/m3 (20) 20.0
 
Nov. 27, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 5.0 μg/m3 (5) 5.7 μg/m3 (24) 24.0
 
Nov. 27, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 6.0 μg/m3 (5) 9.2 μg/m3 (38) 38.0
 
Nov. 27, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 7.0 μg/m3 (6) 5.2 μg/m3 (22) 22.0
 
Nov. 27, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 3.0 μg/m3 (3) 9.6 μg/m3 (40) 40.0
 
Nov. 27, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 6.0 μg/m3 (5) 2.7 μg/m3 (11) 18.0
 
Nov. 27, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 5.0 μg/m3 (5) 6.1 μg/m3 (25) 25.0
 
Nov. 27, 2019, noon N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 6.0 μg/m3 (5) 3.6 μg/m3 (15) 16.0
 
Nov. 27, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 7.0 μg/m3 (6) 6.4 μg/m3 (27) 27.0
 
Nov. 27, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 4.0 μg/m3 (4) 3.9 μg/m3 (16) 18.0
 
Nov. 27, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 4.0 μg/m3 (4) 0.5 μg/m3 (2) 18.0
 
Nov. 27, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 6.0 μg/m3 (5) 5.3 μg/m3 (22) 22.0
 
Nov. 27, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 9.0 μg/m3 (8) 2.4 μg/m3 (10) 18.0
 
Nov. 27, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 2.0 μg/m3 (2) 3.6 μg/m3 (15) 20.0
 
Nov. 27, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 4.0 μg/m3 (4) 2.2 μg/m3 (9) 18.0
 
Nov. 27, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 3.0 μg/m3 (3) 2.7 μg/m3 (11) 18.0
 
Nov. 27, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 7.0 μg/m3 (6) 3.2 μg/m3 (13) 17.0
 
Nov. 27, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 4.0 μg/m3 (4) 4.4 μg/m3 (18) 18.0
 
Nov. 27, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 5.0 μg/m3 (5) 4.7 μg/m3 (20) 20.0
 
Nov. 27, 2019, midnight N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 10.0 μg/m3 (9) 0.7 μg/m3 (3) 15.0
 
Nov. 26, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 10.0 μg/m3 (9) 1.6 μg/m3 (7) 15.0
 
Nov. 26, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 4.0 μg/m3 (4) 4.4 μg/m3 (18) 18.0
 
Nov. 26, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 4.0 μg/m3 (4) -0.6 μg/m3 (0) 24.0
 
Nov. 26, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Nov. 26, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 2.0 μg/m3 (2) 5.3 μg/m3 (22) 22.0
 
Nov. 26, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A -2.0 μg/m3 (0) 1.4 μg/m3 (6) 20.0
 
Nov. 26, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 2.0 μg/m3 (2) 5.2 μg/m3 (22) 22.0
 
Nov. 26, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 8.6 μg/m3 (36) 36.0
 
Nov. 26, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 3.0 μg/m3 (3) 11.1 μg/m3 (46) 46.0
 
Nov. 26, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 5.0 μg/m3 (5) 5.1 μg/m3 (21) 21.0
 
Nov. 26, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 5.1 μg/m3 (21) 21.0
 
Nov. 26, 2019, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 7.0 μg/m3 (6) 2.6 μg/m3 (11) 12.0
 
Nov. 26, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 4.0 μg/m3 (4) 3.1 μg/m3 (13) 13.0
 
Nov. 26, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 2.0 μg/m3 (2) 2.3 μg/m3 (10) 12.0
 
Nov. 26, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 2.0 μg/m3 (2) 3.1 μg/m3 (13) 13.0
 
Nov. 26, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 12.0 μg/m3 (11) 8.4 μg/m3 (35) 35.0
 
Nov. 26, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 12.0 μg/m3 (11) 16.5 μg/m3 (60) 60.0
 
Nov. 26, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 7.0 μg/m3 (6) 1.7 μg/m3 (7) 13.0
 
Nov. 26, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 5.0 μg/m3 (5) 3.4 μg/m3 (14) 14.0
 
Nov. 26, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 5.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
Nov. 26, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 6.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
Nov. 26, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 0.0 μg/m3 (0) 2.8 μg/m3 (12) 20.0
 
Nov. 26, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 6.0 μg/m3 (5) -1.1 μg/m3 (0) 19.0
 
Nov. 26, 2019, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 6.0 μg/m3 (5) -3.5 μg/m3 (0) 18.0
 
Nov. 25, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A -1.0 μg/m3 (0) N/A 21.0
 
Nov. 25, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 25.0
 
Nov. 25, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 2.0 μg/m3 (2) 4.7 μg/m3 (20) 25.0
 
Nov. 25, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (1) 25.0
 
Nov. 25, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A -1.0 μg/m3 (0) 2.5 μg/m3 (10) 24.0
 
Nov. 25, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A -1.0 μg/m3 (0) -0.6 μg/m3 (0) 22.0
 
Nov. 25, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 0.0 μg/m3 (0) 4.4 μg/m3 (18) 19.0
 
Nov. 25, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A -1.0 μg/m3 (0) 2.2 μg/m3 (9) 18.0
 
Nov. 25, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A -1.0 μg/m3 (0) 5.8 μg/m3 (24) 24.0
 
Nov. 25, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 2.0 μg/m3 (2) 1.5 μg/m3 (6) 15.0
 
Nov. 25, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 3.0 μg/m3 (3) 1.4 μg/m3 (6) 15.0
 
Nov. 25, 2019, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 2.0 μg/m3 (2) 1.9 μg/m3 (8) 17.0
 
Nov. 25, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 0.0 μg/m3 (0) 3.0 μg/m3 (12) 16.0
 
Nov. 25, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 2.0 μg/m3 (2) 0.2 μg/m3 (1) 16.0
 
Nov. 25, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 7.0 μg/m3 (6) 1.7 μg/m3 (7) 18.0
 
Nov. 25, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 7.0 μg/m3 (6) 2.4 μg/m3 (10) 21.0
 
Nov. 25, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 8.0 μg/m3 (7) 1.3 μg/m3 (5) 22.0
 
Nov. 25, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 3.0 μg/m3 (3) 1.2 μg/m3 (5) 22.0
 
Nov. 25, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 0.0 μg/m3 (0) -2.3 μg/m3 (0) 23.0
 
Nov. 25, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 23.0
 
Nov. 25, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 1.0 μg/m3 (1) 1.8 μg/m3 (8) 22.0
 
Nov. 25, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 0.0 μg/m3 (0) -2.2 μg/m3 (0) 24.0
 
Nov. 25, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 4.0 μg/m3 (4) 1.6 μg/m3 (7) 25.0
 
Nov. 25, 2019, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 8.0 μg/m3 (7) 5.6 μg/m3 (23) 25.0
 
Nov. 24, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 10.0 μg/m3 (9) 2.8 μg/m3 (12) 25.0
 
Nov. 24, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 4.0 μg/m3 (4) 2.9 μg/m3 (12) 25.0
 
Nov. 24, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 12.0 μg/m3 (11) 1.1 μg/m3 (5) 24.0
 
Nov. 24, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 21.0 μg/m3 (19) 5.6 μg/m3 (23) 26.0
 
Nov. 24, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 19.0 μg/m3 (17) 5.6 μg/m3 (23) 28.0
 
Nov. 24, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 7.0 μg/m3 (6) 5.8 μg/m3 (24) 28.0
 
Nov. 24, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 3.0 μg/m3 (3) 3.5 μg/m3 (15) 27.0
 
Nov. 24, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 9.0 μg/m3 (8) 1.5 μg/m3 (6) 26.0
 
Nov. 24, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 13.0 μg/m3 (12) -0.4 μg/m3 (0) 27.0
 
Nov. 24, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 1.0 μg/m3 (1) 1.1 μg/m3 (5) 25.0
 
Nov. 24, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 2.0 μg/m3 (2) -1.5 μg/m3 (0) 24.0
 
Nov. 24, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 2.0 μg/m3 (2) 1.9 μg/m3 (8) 25.0