ID: 1712

AQSQID: 191130040

Site Name: Public Health

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

Updated: July 10, 2020, 12:35 p.m.

Location: Cedar Rapids (C Ave Nwest), IA

Reporting: True, Located: True

Current AQI: 25.0

Cedar Rapids (C Ave Nwest) IA, US: 41.9767, -91.6878

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 10, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 10, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 10, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.0 μg/m3 (17) 24.0
 
July 10, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
July 10, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
July 10, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
July 10, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.0 μg/m3 (12) 28.0
 
July 9, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 3.0 μg/m3 (12) 30.0
 
July 9, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 3.0 μg/m3 (12) 30.0
 
July 9, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 4.0 μg/m3 (17) 34.0
 
July 9, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 7.0 μg/m3 (29) 32.0
 
July 9, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 9, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 9, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 9, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
July 9, 2020, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) N/A N/A N/A N/A 7.0
 
July 9, 2020, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
July 9, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 16.0 μg/m3 (59) 59.0
 
July 9, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
July 9, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
July 9, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 9, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 9, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 9, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 9, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 9, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 19.0 μg/m3 (65) 65.0
 
July 9, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 9, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 19.0 μg/m3 (65) 65.0
 
July 9, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 19.0 μg/m3 (65) 65.0
 
July 9, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A N/A 29.0
 
July 9, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 49.0 ppb (38) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 54.0 ppb (42) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 8, 2020, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 8, 2020, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 23.0 ppb (18) N/A N/A N/A 18.0
 
July 8, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A N/A 20.0
 
July 8, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A N/A 22.0
 
July 8, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 27.0 ppb (21) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 33.0 ppb (25) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 8, 2020, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 24.0 ppb (18) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 8, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 7, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 7, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 7, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 7, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 7, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 19.0 μg/m3 (65) 65.0
 
July 7, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 7, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
July 7, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 7, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 7, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 7, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A N/A 39.0
 
July 6, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A N/A 39.0
 
July 6, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A N/A 36.0
 
July 6, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A N/A 36.0
 
July 6, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 6, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 6, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 6, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 6, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 6, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 6, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 6, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 6, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (5) N/A N/A 22.0 μg/m3 (71) 71.0
 
July 6, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 24.0 μg/m3 (76) 76.0
 
July 6, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (7) N/A N/A 33.0 μg/m3 (95) 95.0
 
July 6, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 40.0 μg/m3 (111) 111.0
 
July 6, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 25.0 μg/m3 (78) 78.0
 
July 6, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 31.0 μg/m3 (90) 90.0
 
July 6, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 6, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 6, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 5, 2020, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 47.0 ppb (36) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 5, 2020, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 50.0 ppb (38) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 5, 2020, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 52.0 ppb (40) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 5, 2020, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 54.0 ppb (42) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 5, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 54.0 ppb (42) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 5, 2020, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 62.0 ppb (48) N/A N/A 11.0 μg/m3 (46) 48.0
 
July 5, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 63.0 ppb (48) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 5, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 58.0 ppb (45) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 5, 2020, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 52.0 ppb (40) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 5, 2020, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 39.0 ppb (30) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 5, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 27.0 ppb (21) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 5, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 31.0 μg/m3 (90) 90.0
 
July 5, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 49.0 μg/m3 (134) 134.0
 
July 5, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 57.0 μg/m3 (151) 151.0
 
July 5, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (2) N/A N/A 61.0 μg/m3 (153) 153.0
 
July 5, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 65.0 μg/m3 (155) 155.0
 
July 5, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 76.0 μg/m3 (161) 161.0
 
July 5, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 9.0 ppb (7) N/A N/A 79.0 μg/m3 (162) 162.0
 
July 5, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 70.0 μg/m3 (158) 158.0
 
July 5, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 92.0 μg/m3 (169) 169.0
 
July 5, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) N/A N/A 102.0 μg/m3 (174) 174.0
 
July 5, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 38.0 μg/m3 (106) 106.0
 
July 5, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 5, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 4, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 4, 2020, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 54.0 ppb (42) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 4, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 54.0 ppb (42) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 4, 2020, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (44) N/A N/A 10.0 μg/m3 (42) 44.0
 
July 4, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 57.0 ppb (44) N/A N/A 10.0 μg/m3 (42) 44.0
 
July 4, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 59.0 ppb (45) N/A N/A 10.0 μg/m3 (42) 45.0
 
July 4, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 63.0 ppb (48) N/A N/A 10.0 μg/m3 (42) 48.0
 
July 4, 2020, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 64.0 ppb (49) N/A N/A 10.0 μg/m3 (42) 49.0
 
July 4, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 66.0 ppb (51) N/A N/A 10.0 μg/m3 (42) 51.0
 
July 4, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 50.0 ppb (38) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 4, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 4, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 4, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 4, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A 23.0 μg/m3 (73) 73.0
 
July 4, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 31.0 μg/m3 (90) 90.0
 
July 4, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A 34.0 μg/m3 (97) 97.0
 
July 4, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 44.0 μg/m3 (121) 121.0
 
July 4, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 42.0 μg/m3 (116) 116.0
 
July 4, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 47.0 μg/m3 (129) 129.0
 
July 4, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 42.0 μg/m3 (116) 116.0
 
July 4, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 33.0 μg/m3 (95) 95.0
 
July 4, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 23.0 μg/m3 (73) 73.0
 
July 4, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 4, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 63.0 ppb (48) N/A N/A 10.0 μg/m3 (42) 48.0
 
July 3, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 65.0 ppb (50) N/A N/A 9.0 μg/m3 (38) 50.0
 
July 3, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 66.0 ppb (51) N/A N/A 9.0 μg/m3 (38) 51.0
 
July 3, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 67.0 ppb (52) N/A N/A 9.0 μg/m3 (38) 52.0
 
July 3, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 68.0 ppb (52) N/A N/A 9.0 μg/m3 (38) 52.0
 
July 3, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 70.0 ppb (54) N/A N/A 9.0 μg/m3 (38) 54.0
 
July 3, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 72.0 ppb (56) N/A N/A 9.0 μg/m3 (38) 56.0
 
July 3, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 73.0 ppb (57) N/A N/A 10.0 μg/m3 (42) 57.0
 
July 3, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 72.0 ppb (56) N/A N/A 10.0 μg/m3 (42) 56.0
 
July 3, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 66.0 ppb (51) N/A N/A 11.0 μg/m3 (46) 51.0
 
July 3, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 3, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 3, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 11.0 μg/m3 (46) 46.0