ID: 2987

AQSQID: 260650018

Site Name: Lansing Filley St

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

Updated: June 23, 2021, 4:52 p.m.

Location: Lansing (Filley St), MI

Reporting: False, Located: True

Current AQI: None

Lansing (Filley St) MI, US: 42.76138, -84.562867

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 22, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 16.0 ppb (15) N/A N/A 2.3 μg/m3 (10) 15.0
 
June 22, 2021, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 12.0 ppb (12) N/A N/A 2.9 μg/m3 (13) 13.0
 
June 22, 2021, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 7.0 ppb (7) N/A N/A 3.4 μg/m3 (15) 15.0
 
June 22, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 7.0 ppb (7) N/A N/A 3.5 μg/m3 (15) 15.0
 
June 22, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 9.0 ppb (9) N/A N/A 3.2 μg/m3 (14) 14.0
 
June 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A N/A 3.1 μg/m3 (13) 13.0
 
June 22, 2021, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 2.8 μg/m3 (12) 13.0
 
June 22, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 12.0 ppb (12) N/A N/A 2.9 μg/m3 (13) 13.0
 
June 22, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 3.0 μg/m3 (13) 16.0
 
June 22, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 18.0 ppb (17) N/A N/A 2.9 μg/m3 (13) 17.0
 
June 22, 2021, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 3.1 μg/m3 (13) 18.0
 
June 22, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 2.9 μg/m3 (13) 18.0
 
June 22, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 3.2 μg/m3 (14) 16.0
 
June 21, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 3.5 μg/m3 (15) 16.0
 
June 21, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 3.7 μg/m3 (16) 18.0
 
June 21, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 3.9 μg/m3 (17) 21.0
 
June 21, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 3.0 μg/m3 (13) 25.0
 
June 21, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 2.0 μg/m3 (9) 32.0
 
June 21, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 1.8 μg/m3 (8) 32.0
 
June 21, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 1.7 μg/m3 (8) 29.0
 
June 21, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 1.6 μg/m3 (7) 27.0
 
June 21, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 2.7 μg/m3 (12) 23.0
 
June 21, 2021, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 4.9 μg/m3 (21) 27.0
 
June 21, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 5.1 μg/m3 (22) 36.0
 
June 21, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 4.1 μg/m3 (18) 38.0
 
June 21, 2021, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 3.0 μg/m3 (13) 41.0
 
June 21, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 3.1 μg/m3 (13) 43.0
 
June 21, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 3.6 μg/m3 (16) 43.0
 
June 21, 2021, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) N/A N/A 3.9 μg/m3 (17) 43.0
 
June 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 4.7 μg/m3 (20) 42.0
 
June 21, 2021, 6 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 6.1 μg/m3 (26) 31.0
 
June 21, 2021, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 4.5 μg/m3 (19) 19.0
 
June 21, 2021, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 4.5 μg/m3 (19) 35.0
 
June 21, 2021, 3 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.6 μg/m3 (20) 36.0
 
June 21, 2021, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 4.7 μg/m3 (20) 41.0
 
June 21, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 6.6 μg/m3 (28) 43.0
 
June 21, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 6.7 μg/m3 (28) 45.0
 
June 20, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 6.3 μg/m3 (27) 44.0
 
June 20, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 6.3 μg/m3 (27) 49.0
 
June 20, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 55.0 ppb (51) N/A N/A 7.0 μg/m3 (30) 51.0
 
June 20, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 56.0 ppb (55) N/A N/A 6.5 μg/m3 (28) 55.0
 
June 20, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 55.0 ppb (51) N/A N/A 6.0 μg/m3 (25) 51.0
 
June 20, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 6.3 μg/m3 (27) 50.0
 
June 20, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 6.6 μg/m3 (28) 50.0
 
June 20, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 7.1 μg/m3 (30) 50.0
 
June 20, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 7.2 μg/m3 (31) 50.0
 
June 20, 2021, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 8.0 μg/m3 (34) 46.0
 
June 20, 2021, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 7.7 μg/m3 (33) 33.0
 
June 20, 2021, noon N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 8.2 μg/m3 (35) 35.0
 
June 20, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 7.3 μg/m3 (31) 31.0
 
June 20, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 8.0 ppb (8) N/A N/A 6.6 μg/m3 (28) 28.0
 
June 20, 2021, 9 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 11.0 ppb (11) N/A N/A 6.4 μg/m3 (27) 27.0
 
June 20, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 12.0 ppb (12) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 10.0 ppb (10) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 20, 2021, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 8.5 μg/m3 (36) 36.0
 
June 20, 2021, 5 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 8.7 μg/m3 (37) 41.0
 
June 20, 2021, 4 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 11.4 μg/m3 (48) 48.0
 
June 20, 2021, 3 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 6.7 μg/m3 (28) 28.0
 
June 20, 2021, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 8.3 μg/m3 (35) 35.0
 
June 20, 2021, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 5.2 μg/m3 (22) 31.0
 
June 20, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 42.0 ppb (39) N/A N/A 4.8 μg/m3 (20) 39.0
 
June 19, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 4.7 μg/m3 (20) 43.0
 
June 19, 2021, 10 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 4.7 μg/m3 (20) 46.0
 
June 19, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 3.4 μg/m3 (15) 50.0
 
June 19, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 50.0 ppb (47) N/A N/A 2.9 μg/m3 (13) 47.0
 
June 19, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 3.3 μg/m3 (14) 45.0
 
June 19, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 3.4 μg/m3 (15) 44.0
 
June 19, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 3.9 μg/m3 (17) 40.0
 
June 19, 2021, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 3.8 μg/m3 (16) 40.0
 
June 19, 2021, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 4.6 μg/m3 (20) 43.0
 
June 19, 2021, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 5.3 μg/m3 (23) 46.0
 
June 19, 2021, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 6.4 μg/m3 (27) 42.0
 
June 19, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 9.8 μg/m3 (41) 41.0
 
June 19, 2021, 11 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 10.8 μg/m3 (46) 46.0
 
June 19, 2021, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 11.5 μg/m3 (48) 48.0
 
June 19, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 11.0 μg/m3 (46) 46.0
 
June 19, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 37.0 ppb (35) N/A N/A 11.3 μg/m3 (48) 48.0
 
June 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 19, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 19, 2021, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 10.1 μg/m3 (43) 43.0
 
June 19, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 10.0 μg/m3 (42) 43.0
 
June 19, 2021, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 9.4 μg/m3 (40) 46.0
 
June 19, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 9.5 μg/m3 (40) 49.0
 
June 19, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 57.0 ppb (58) N/A N/A 10.0 μg/m3 (42) 58.0
 
June 19, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 62.0 ppb (74) N/A N/A 11.4 μg/m3 (48) 74.0
 
June 18, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 61.0 ppb (71) N/A N/A 11.3 μg/m3 (48) 71.0
 
June 18, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 59.0 ppb (65) N/A N/A 11.1 μg/m3 (47) 65.0
 
June 18, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 56.0 ppb (55) N/A N/A 11.1 μg/m3 (47) 55.0
 
June 18, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 55.0 ppb (51) N/A N/A 10.1 μg/m3 (43) 51.0
 
June 18, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 7.7 μg/m3 (33) 50.0
 
June 18, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 54.0 ppb (50) N/A N/A 6.9 μg/m3 (29) 50.0
 
June 18, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 6.0 μg/m3 (25) 49.0
 
June 18, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 50.0 ppb (47) N/A N/A 5.0 μg/m3 (21) 47.0
 
June 18, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 5.0 μg/m3 (21) 46.0
 
June 18, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 4.4 μg/m3 (19) 40.0
 
June 18, 2021, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 6.2 μg/m3 (26) 37.0
 
June 18, 2021, noon N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 7.3 μg/m3 (31) 33.0
 
June 18, 2021, 11 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 7.6 μg/m3 (32) 34.0
 
June 18, 2021, 10 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 7.1 μg/m3 (30) 37.0
 
June 18, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 6.5 μg/m3 (28) 45.0
 
June 18, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 51.0 ppb (48) N/A N/A 6.4 μg/m3 (27) 48.0
 
June 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 6.4 μg/m3 (27) 43.0
 
June 18, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 6.3 μg/m3 (27) 50.0
 
June 18, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 6.4 μg/m3 (27) 27.0
 
June 18, 2021, 4 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 56.0 ppb (55) N/A N/A 6.9 μg/m3 (29) 55.0
 
June 18, 2021, 3 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 56.0 ppb (55) N/A N/A 6.9 μg/m3 (29) 55.0
 
June 18, 2021, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 6.5 μg/m3 (28) 48.0
 
June 18, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 59.0 ppb (65) N/A N/A 6.2 μg/m3 (26) 65.0
 
June 18, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 64.0 ppb (81) N/A N/A 5.3 μg/m3 (23) 81.0
 
June 17, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 62.0 ppb (74) N/A N/A 5.7 μg/m3 (24) 74.0
 
June 17, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 65.0 ppb (84) N/A N/A 7.0 μg/m3 (30) 84.0
 
June 17, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 64.0 ppb (81) N/A N/A 6.3 μg/m3 (27) 81.0
 
June 17, 2021, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 61.0 ppb (71) N/A N/A 5.3 μg/m3 (23) 71.0
 
June 17, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 60.0 ppb (68) N/A N/A 4.8 μg/m3 (20) 68.0
 
June 17, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 59.0 ppb (65) N/A N/A 7.0 μg/m3 (30) 65.0
 
June 17, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 57.0 ppb (58) N/A N/A 5.3 μg/m3 (23) 58.0
 
June 17, 2021, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 3.0 ppb (5) 53.0 ppb (50) N/A N/A 5.8 μg/m3 (25) 50.0
 
June 17, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 50.0 ppb (47) N/A N/A 7.0 μg/m3 (30) 47.0
 
June 17, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 6.9 μg/m3 (29) 40.0
 
June 17, 2021, 1 p.m. N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 17, 2021, noon N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 8.7 μg/m3 (37) 37.0
 
June 17, 2021, 11 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 9.0 ppb (9) N/A N/A 11.3 μg/m3 (48) 48.0
 
June 17, 2021, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 3.0 ppb (3) N/A N/A 10.4 μg/m3 (44) 44.0
 
June 17, 2021, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 3.0 ppb (3) N/A N/A 9.5 μg/m3 (40) 40.0
 
June 17, 2021, 8 a.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 9.0 ppb (9) N/A N/A 9.1 μg/m3 (38) 38.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 7.1 μg/m3 (30) 30.0
 
June 17, 2021, 6 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 17, 2021, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 6.4 μg/m3 (27) 34.0
 
June 17, 2021, 4 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 6.9 μg/m3 (29) 29.0
 
June 17, 2021, 3 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 17, 2021, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 6.4 μg/m3 (27) 34.0
 
June 17, 2021, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 5.8 μg/m3 (25) 32.0
 
June 17, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 4.4 μg/m3 (19) 38.0
 
June 16, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 4.2 μg/m3 (18) 41.0
 
June 16, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
June 16, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 4.3 μg/m3 (18) 42.0
 
June 16, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 4.3 μg/m3 (18) 40.0
 
June 16, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 4.1 μg/m3 (18) 38.0
 
June 16, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.2 μg/m3 (18) 36.0
 
June 16, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 3.8 μg/m3 (16) 34.0
 
June 16, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 3.9 μg/m3 (17) 32.0
 
June 16, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.1 μg/m3 (18) 30.0
 
June 16, 2021, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 4.5 μg/m3 (19) 27.0
 
June 16, 2021, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 4.8 μg/m3 (20) 24.0
 
June 16, 2021, noon N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 5.8 μg/m3 (25) 25.0
 
June 16, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 9.0 ppb (9) N/A N/A 10.2 μg/m3 (43) 43.0
 
June 16, 2021, 10 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 5.0 ppb (5) N/A N/A 7.5 μg/m3 (32) 32.0
 
June 16, 2021, 9 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 12.0 ppb (12) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 16, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 13.0 ppb (13) N/A N/A 5.5 μg/m3 (23) 23.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 5.7 μg/m3 (24) 24.0
 
June 16, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 18.0 ppb (17) N/A N/A 5.5 μg/m3 (23) 23.0
 
June 16, 2021, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 5.1 μg/m3 (22) 38.0
 
June 16, 2021, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 4.8 μg/m3 (20) 25.0
 
June 16, 2021, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 4.5 μg/m3 (19) 29.0
 
June 16, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.6 μg/m3 (20) 30.0
 
June 16, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 4.7 μg/m3 (20) 33.0
 
June 16, 2021, midnight N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 4.5 μg/m3 (19) 35.0
 
June 15, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
June 15, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 4.2 μg/m3 (18) 37.0
 
June 15, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 4.1 μg/m3 (18) 37.0
 
June 15, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.0 μg/m3 (17) 36.0
 
June 15, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.2 μg/m3 (18) 36.0
 
June 15, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 4.3 μg/m3 (18) 35.0
 
June 15, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 4.4 μg/m3 (19) 34.0
 
June 15, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 4.7 μg/m3 (20) 31.0
 
June 15, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 5.4 μg/m3 (23) 28.0
 
June 15, 2021, 2 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 5.6 μg/m3 (24) 24.0
 
June 15, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 6.0 μg/m3 (25) 25.0