AQSQID: 461030020

Site Name: Credit Union

Location: Rapid City, SD

Reporting: True, Located: True

Current AQI: 16.0

Rapid City SD, US: 44.087397, -103.273777

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.9 μg/m3 (16) 16.0
 
Nov. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.4 μg/m3 (18) 18.0
 
Nov. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 2.2 μg/m3 (9) 9.0
 
Nov. 17, 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) 0.0 μg/m3 (0) 7.0
 
Nov. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 1.2 μg/m3 (5) 5.0
 
Nov. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.4 μg/m3 (18) 18.0
 
Nov. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
Nov. 17, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 0.5 μg/m3 (2) 10.0
 
Nov. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.7 μg/m3 (7) 12.0
 
Nov. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 1.9 μg/m3 (8) 12.0
 
Nov. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 1.4 μg/m3 (6) 14.0
 
Nov. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 0.2 μg/m3 (1) 21.0
 
Nov. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.9 μg/m3 (0) N/A
Nov. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 0.5 μg/m3 (2) 17.0
 
Nov. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.9 μg/m3 (12) 17.0
 
Nov. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.4 μg/m3 (14) 15.0
 
Nov. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 0.7 μg/m3 (3) 33.0
 
Nov. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 3.6 μg/m3 (15) 26.0
 
Nov. 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 5.4 μg/m3 (23) 27.0
 
Nov. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 1.7 μg/m3 (7) 32.0
 
Nov. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.5 μg/m3 (6) 9.0
 
Nov. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 0.2 μg/m3 (1) 12.0
 
Nov. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) -2.6 μg/m3 (0) 13.0
 
Nov. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 1.5 μg/m3 (6) 24.0
 
Nov. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 3.7 μg/m3 (15) 16.0
 
Nov. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 6.1 μg/m3 (25) 25.0
 
Nov. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 6.9 μg/m3 (29) 45.0
 
Nov. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 5.6 μg/m3 (23) 23.0
 
Nov. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 7.8 μg/m3 (32) 32.0
 
Nov. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 12.7 μg/m3 (51) 51.0
 
Nov. 16, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 8.3 μg/m3 (35) 38.0
 
Nov. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 45.0 μg/m3 (41) 5.9 μg/m3 (25) 41.0
 
Nov. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 2.7 μg/m3 (11) 21.0
 
Nov. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 2.4 μg/m3 (10) 18.0
 
Nov. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -0.4 μg/m3 (0) 5.0
 
Nov. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 3.1 μg/m3 (13) 17.0
 
Nov. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 5.1 μg/m3 (21) 42.0
 
Nov. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 3.9 μg/m3 (16) 21.0
 
Nov. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 123.0 μg/m3 (84) 9.6 μg/m3 (40) 84.0
 
Nov. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 181.0 μg/m3 (113) 19.6 μg/m3 (66) 113.0
 
Nov. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 6.9 μg/m3 (29) 38.0
 
Nov. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.7 μg/m3 (7) 13.0
 
Nov. 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.2 μg/m3 (13) 15.0
 
Nov. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 67.0 μg/m3 (56) 6.1 μg/m3 (25) 56.0
 
Nov. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 6.9 μg/m3 (29) 35.0
 
Nov. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 4.4 μg/m3 (18) 18.0
 
Nov. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.2 μg/m3 (9) 9.0
 
Nov. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 7.3 μg/m3 (30) 30.0
 
Nov. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 4.4 μg/m3 (18) 20.0
 
Nov. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.7 μg/m3 (15) 15.0
 
Nov. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
Nov. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.5 μg/m3 (6) 18.0
 
Nov. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 4.2 μg/m3 (18) 34.0
 
Nov. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 5.6 μg/m3 (23) 27.0
 
Nov. 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 6.4 μg/m3 (27) 28.0
 
Nov. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 4.4 μg/m3 (18) 18.0
 
Nov. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) -1.1 μg/m3 (0) 9.0
 
Nov. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) -1.8 μg/m3 (0) 7.0
 
Nov. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) -0.2 μg/m3 (0) 8.0
 
Nov. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) -0.6 μg/m3 (0) 10.0
 
Nov. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 0.5 μg/m3 (2) 11.0
 
Nov. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 3.4 μg/m3 (14) 25.0
 
Nov. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.5 μg/m3 (6) 7.0
 
Nov. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 2.9 μg/m3 (12) 12.0
 
Nov. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 2.4 μg/m3 (10) 10.0
 
Nov. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.5 μg/m3 (6) 6.0
 
Nov. 14, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
Nov. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
Nov. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 1.2 μg/m3 (5) 5.0
 
Nov. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.9 μg/m3 (20) 20.0
 
Nov. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 10.3 μg/m3 (43) 43.0
 
Nov. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.9 μg/m3 (20) 20.0
 
Nov. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 5.1 μg/m3 (21) 21.0
 
Nov. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 8.8 μg/m3 (37) 37.0
 
Nov. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 16.9 μg/m3 (60) 60.0
 
Nov. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 5.6 μg/m3 (23) 23.0
 
Nov. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 9.3 μg/m3 (39) 39.0
 
Nov. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.8 μg/m3 (28) 28.0
 
Nov. 14, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (54) 7.8 μg/m3 (32) 54.0
 
Nov. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 111.0 μg/m3 (78) 5.1 μg/m3 (21) 78.0
 
Nov. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (52) 7.6 μg/m3 (32) 52.0
 
Nov. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.1 μg/m3 (52) 52.0
 
Nov. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 2.9 μg/m3 (12) 48.0
 
Nov. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 4.6 μg/m3 (19) 28.0
 
Nov. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 5.6 μg/m3 (23) 33.0
 
Nov. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 6.6 μg/m3 (28) 46.0
 
Nov. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 76.0 μg/m3 (60) 7.3 μg/m3 (30) 60.0
 
Nov. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.4 μg/m3 (10) 13.0
 
Nov. 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 0.7 μg/m3 (3) 23.0
 
Nov. 13, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 2.2 μg/m3 (9) 22.0
 
Nov. 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 3.2 μg/m3 (13) 18.0
 
Nov. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 3.2 μg/m3 (13) 21.0
 
Nov. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
Nov. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 4.6 μg/m3 (19) 31.0
 
Nov. 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 5.8 μg/m3 (24) 40.0
 
Nov. 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.3 μg/m3 (26) 26.0
 
Nov. 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 4.6 μg/m3 (19) 32.0
 
Nov. 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.9 μg/m3 (25) 25.0
 
Nov. 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 10.0 μg/m3 (42) 42.0
 
Nov. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 5.6 μg/m3 (23) 37.0
 
Nov. 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.0 μg/m3 (4) 10.0
 
Nov. 13, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 5.4 μg/m3 (23) 23.0
 
Nov. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 8.8 μg/m3 (37) 37.0
 
Nov. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 5.9 μg/m3 (25) 29.0
 
Nov. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 5.6 μg/m3 (23) 24.0
 
Nov. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 13.6 μg/m3 (53) 53.0
 
Nov. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 9.1 μg/m3 (38) 38.0
 
Nov. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.9 μg/m3 (12) 13.0
 
Nov. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 1.7 μg/m3 (7) 7.0
 
Nov. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.9 μg/m3 (8) 8.0
 
Nov. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 5.4 μg/m3 (23) 23.0
 
Nov. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 6.1 μg/m3 (25) 39.0
 
Nov. 12, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.9 μg/m3 (12) 12.0
 
Nov. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.7 μg/m3 (15) 15.0
 
Nov. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.7 μg/m3 (11) 11.0
 
Nov. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 5.1 μg/m3 (21) 21.0
 
Nov. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 74.0 μg/m3 (60) 9.8 μg/m3 (41) 60.0
 
Nov. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.1 μg/m3 (21) 21.0
 
Nov. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 9.3 μg/m3 (39) 39.0
 
Nov. 12, 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) 15.2 μg/m3 (57) 57.0
 
Nov. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 14.7 μg/m3 (56) 56.0
 
Nov. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 18.7 μg/m3 (64) 64.0
 
Nov. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 20.4 μg/m3 (68) 68.0
 
Nov. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 15.2 μg/m3 (57) 57.0
 
Nov. 12, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 26.6 μg/m3 (81) 81.0
 
Nov. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.1 μg/m3 (17) 17.0
 
Nov. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
Nov. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.7 μg/m3 (11) 11.0
 
Nov. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.2 μg/m3 (13) 13.0
 
Nov. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 3.2 μg/m3 (13) 13.0
 
Nov. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 0.7 μg/m3 (3) 11.0
 
Nov. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.2 μg/m3 (13) 15.0
 
Nov. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 6.8 μg/m3 (28) 28.0
 
Nov. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.4 μg/m3 (27) 27.0
 
Nov. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 8.1 μg/m3 (34) 34.0
 
Nov. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 4.4 μg/m3 (18) 18.0
 
Nov. 11, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.4 μg/m3 (14) 14.0
 
Nov. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 4.1 μg/m3 (17) 17.0
 
Nov. 11, 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) 3.9 μg/m3 (16) 16.0
 
Nov. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.9 μg/m3 (16) 16.0
 
Nov. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 2.9 μg/m3 (12) 12.0
 
Nov. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.4 μg/m3 (23) 23.0
 
Nov. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 7.6 μg/m3 (32) 32.0
 
Nov. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 5.4 μg/m3 (23) 25.0
 
Nov. 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.1 μg/m3 (17) 17.0
 
Nov. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 4.4 μg/m3 (18) 18.0
 
Nov. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.4 μg/m3 (14) 15.0
 
Nov. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 3.9 μg/m3 (16) 25.0
 
Nov. 11, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 6.6 μg/m3 (28) 28.0
 
Nov. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 8.3 μg/m3 (35) 36.0
 
Nov. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 6.8 μg/m3 (28) 34.0
 
Nov. 10, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (45) 6.8 μg/m3 (28) 45.0
 
Nov. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 6.6 μg/m3 (28) 39.0
 
Nov. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 6.4 μg/m3 (27) 49.0
 
Nov. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 52.0 μg/m3 (47) 6.8 μg/m3 (28) 47.0
 
Nov. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 3.2 μg/m3 (13) 43.0
 
Nov. 10, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
Nov. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.4 μg/m3 (18) 18.0
 
Nov. 10, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 7.8 μg/m3 (32) 32.0
 
Nov. 10, 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) 5.4 μg/m3 (23) 23.0
 
Nov. 10, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 7.6 μg/m3 (32) 32.0
 
Nov. 10, 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) 7.3 μg/m3 (30) 30.0
 
Nov. 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 0.2 μg/m3 (1) 13.0
 
Nov. 10, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) -0.2 μg/m3 (0) 18.0
 
Nov. 10, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
Nov. 10, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 121.0 μg/m3 (83) 10.5 μg/m3 (44) 83.0
 
Nov. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 144.0 μg/m3 (94) 10.0 μg/m3 (42) 94.0