ID: 1078

AQSQID: 320030075

Site Name: Joe Neal

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

Updated: Sept. 20, 2021, 4:58 p.m.

Location: Las Vegas (N Cheyenne), NV

Reporting: True, Located: True

Current AQI: 59.0

Las Vegas (N Cheyenne) NV, US: 36.270592, -115.238282

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 20, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 40.0 ppb (38) N/A 70.0 μg/m3 (59) 10.7 μg/m3 (45) 59.0
 
Sept. 20, 2021, 2 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 40.0 ppb (38) N/A 87.0 μg/m3 (67) 13.3 μg/m3 (54) 67.0
 
Sept. 20, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) N/A 93.0 μg/m3 (70) 17.6 μg/m3 (63) 70.0
 
Sept. 20, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A 110.0 μg/m3 (79) 22.5 μg/m3 (73) 79.0
 
Sept. 20, 2021, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A 132.0 μg/m3 (90) 39.9 μg/m3 (112) 112.0
 
Sept. 20, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A 133.0 μg/m3 (90) 48.7 μg/m3 (134) 134.0
 
Sept. 20, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A 90.0 μg/m3 (69) 38.8 μg/m3 (110) 110.0
 
Sept. 20, 2021, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) N/A 84.0 μg/m3 (66) 40.1 μg/m3 (113) 113.0
 
Sept. 20, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 39.0 ppb (37) N/A 92.0 μg/m3 (70) 45.2 μg/m3 (125) 125.0
 
Sept. 20, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A 90.0 μg/m3 (69) 46.1 μg/m3 (128) 128.0
 
Sept. 20, 2021, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 49.0 ppb (46) N/A 100.0 μg/m3 (74) 45.3 μg/m3 (126) 126.0
 
Sept. 20, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) N/A 125.0 μg/m3 (86) 63.3 μg/m3 (156) 156.0
 
Sept. 20, 2021, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 48.0 ppb (45) N/A 95.0 μg/m3 (71) 27.6 μg/m3 (84) 84.0
 
Sept. 20, 2021, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 43.0 ppb (40) N/A 93.0 μg/m3 (70) 19.0 μg/m3 (66) 70.0
 
Sept. 20, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 52.0 ppb (49) N/A 63.0 μg/m3 (55) 15.7 μg/m3 (59) 59.0
 
Sept. 20, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) N/A 71.0 μg/m3 (59) 19.2 μg/m3 (66) 66.0
 
Sept. 19, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 58.0 ppb (61) N/A 88.0 μg/m3 (68) 32.1 μg/m3 (94) 94.0
 
Sept. 19, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 57.0 ppb (58) N/A 59.0 μg/m3 (53) 21.9 μg/m3 (72) 72.0
 
Sept. 19, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A 41.0 μg/m3 (38) 15.5 μg/m3 (59) 59.0
 
Sept. 19, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) N/A 36.0 μg/m3 (34) 9.3 μg/m3 (39) 48.0
 
Sept. 19, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) N/A 54.0 μg/m3 (50) 8.1 μg/m3 (34) 50.0
 
Sept. 19, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) N/A 55.0 μg/m3 (51) 7.4 μg/m3 (31) 51.0
 
Sept. 19, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) N/A 32.0 μg/m3 (30) 6.6 μg/m3 (28) 47.0
 
Sept. 19, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 49.0 ppb (46) N/A 30.0 μg/m3 (28) 8.2 μg/m3 (35) 46.0
 
Sept. 19, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 43.0 ppb (40) N/A 32.0 μg/m3 (30) 8.2 μg/m3 (35) 40.0
 
Sept. 19, 2021, 2 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 32.0 ppb (30) N/A 36.0 μg/m3 (34) 8.9 μg/m3 (38) 38.0
 
Sept. 19, 2021, 1 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 26.0 ppb (25) N/A 36.0 μg/m3 (34) 8.9 μg/m3 (38) 38.0
 
Sept. 19, 2021, noon N/A N/A N/A 7.0 ppb (7) N/A N/A 29.0 ppb (27) N/A 30.0 μg/m3 (28) 7.8 μg/m3 (33) 33.0
 
Sept. 19, 2021, 11 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) N/A 31.0 μg/m3 (29) 8.6 μg/m3 (36) 36.0
 
Sept. 19, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 22.0 ppb (21) N/A 40.0 μg/m3 (38) 9.7 μg/m3 (41) 41.0
 
Sept. 19, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) N/A 34.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) N/A 35.0 μg/m3 (33) 8.8 μg/m3 (37) 37.0
 
Sept. 19, 2021, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) N/A 33.0 μg/m3 (31) 8.2 μg/m3 (35) 35.0
 
Sept. 19, 2021, 6 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 24.0 ppb (23) N/A 36.0 μg/m3 (34) 8.8 μg/m3 (37) 37.0
 
Sept. 19, 2021, 5 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 29.0 ppb (27) N/A 20.0 μg/m3 (19) 6.8 μg/m3 (29) 29.0
 
Sept. 19, 2021, 4 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 28.0 ppb (26) N/A 24.0 μg/m3 (23) 7.2 μg/m3 (31) 31.0
 
Sept. 19, 2021, 3 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 35.0 ppb (33) N/A 23.0 μg/m3 (22) 7.5 μg/m3 (32) 33.0
 
Sept. 19, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 44.0 ppb (41) N/A 28.0 μg/m3 (26) 6.6 μg/m3 (28) 41.0
 
Sept. 19, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) N/A 39.0 μg/m3 (37) 6.9 μg/m3 (29) 43.0
 
Sept. 19, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) N/A 29.0 μg/m3 (27) 6.5 μg/m3 (28) 43.0
 
Sept. 18, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) N/A 18.0 μg/m3 (17) 6.1 μg/m3 (26) 42.0
 
Sept. 18, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) N/A 28.0 μg/m3 (26) 6.2 μg/m3 (26) 41.0
 
Sept. 18, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A 17.0 μg/m3 (16) 6.0 μg/m3 (25) 39.0
 
Sept. 18, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) N/A 31.0 μg/m3 (29) 10.2 μg/m3 (43) 49.0
 
Sept. 18, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) N/A 30.0 μg/m3 (28) 10.9 μg/m3 (46) 49.0
 
Sept. 18, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 51.0 ppb (48) N/A 36.0 μg/m3 (34) 12.4 μg/m3 (52) 52.0
 
Sept. 18, 2021, 5 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 45.0 ppb (42) N/A 45.0 μg/m3 (42) 14.2 μg/m3 (56) 56.0
 
Sept. 18, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 38.0 ppb (36) N/A 37.0 μg/m3 (35) 12.7 μg/m3 (53) 53.0
 
Sept. 18, 2021, 3 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 25.0 ppb (24) N/A 45.0 μg/m3 (42) 13.7 μg/m3 (55) 55.0
 
Sept. 18, 2021, 2 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 7.0 ppb (7) N/A 45.0 μg/m3 (42) 14.5 μg/m3 (57) 57.0
 
Sept. 18, 2021, 1 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 12.0 ppb (12) N/A 42.0 μg/m3 (39) 12.8 μg/m3 (53) 53.0
 
Sept. 18, 2021, noon N/A N/A N/A 8.0 ppb (8) N/A N/A 15.0 ppb (14) N/A 30.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 17.0 ppb (16) N/A 27.0 μg/m3 (25) 11.6 μg/m3 (49) 49.0
 
Sept. 18, 2021, 10 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 19.0 ppb (18) N/A 29.0 μg/m3 (27) 11.6 μg/m3 (49) 49.0
 
Sept. 18, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 26.0 ppb (25) N/A 28.0 μg/m3 (26) 11.3 μg/m3 (48) 48.0
 
Sept. 18, 2021, 8 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 16.0 ppb (15) N/A 39.0 μg/m3 (37) 13.1 μg/m3 (54) 54.0
 
Sept. 18, 2021, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 18.0 ppb (17) N/A 34.0 μg/m3 (32) 12.4 μg/m3 (52) 52.0
 
Sept. 18, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 21.0 ppb (20) N/A 39.0 μg/m3 (37) 12.8 μg/m3 (53) 53.0
 
Sept. 18, 2021, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 27.0 ppb (25) N/A 38.0 μg/m3 (36) 13.8 μg/m3 (55) 55.0
 
Sept. 18, 2021, 4 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 32.0 ppb (30) N/A 31.0 μg/m3 (29) 12.6 μg/m3 (53) 53.0
 
Sept. 18, 2021, 3 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 35.0 ppb (33) N/A 32.0 μg/m3 (30) 12.4 μg/m3 (52) 52.0
 
Sept. 18, 2021, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 39.0 ppb (37) N/A 23.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2021, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 48.0 ppb (45) N/A 27.0 μg/m3 (25) 10.4 μg/m3 (44) 45.0
 
Sept. 18, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A 55.0 ppb (51) N/A 26.0 μg/m3 (25) 9.9 μg/m3 (42) 51.0
 
Sept. 17, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 57.0 ppb (58) N/A 30.0 μg/m3 (28) 10.3 μg/m3 (43) 58.0
 
Sept. 17, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 60.0 ppb (68) N/A 36.0 μg/m3 (34) 10.6 μg/m3 (45) 68.0
 
Sept. 17, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) N/A 22.0 μg/m3 (21) 8.4 μg/m3 (36) 47.0
 
Sept. 17, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 43.0 ppb (40) N/A 28.0 μg/m3 (26) 10.4 μg/m3 (44) 44.0
 
Sept. 17, 2021, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 41.0 ppb (38) N/A 52.0 μg/m3 (49) 10.6 μg/m3 (45) 49.0
 
Sept. 17, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 45.0 ppb (42) N/A 25.0 μg/m3 (24) 8.3 μg/m3 (35) 42.0
 
Sept. 17, 2021, 5 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 34.0 ppb (32) N/A 55.0 μg/m3 (51) 9.5 μg/m3 (40) 51.0
 
Sept. 17, 2021, 4 p.m. N/A N/A N/A 17.0 ppb (17) N/A N/A 33.0 ppb (31) N/A 74.0 μg/m3 (61) 11.5 μg/m3 (48) 61.0
 
Sept. 17, 2021, 3 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 33.0 ppb (31) N/A 73.0 μg/m3 (60) 12.2 μg/m3 (52) 60.0
 
Sept. 17, 2021, 2 p.m. N/A N/A N/A 17.0 ppb (17) N/A N/A 25.0 ppb (24) N/A 95.0 μg/m3 (71) 14.0 μg/m3 (55) 71.0
 
Sept. 17, 2021, 1 p.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 30.0 ppb (28) N/A 64.0 μg/m3 (56) 9.5 μg/m3 (40) 56.0
 
Sept. 17, 2021, noon N/A N/A N/A 7.0 ppb (7) N/A N/A 31.0 ppb (29) N/A 31.0 μg/m3 (29) 7.6 μg/m3 (32) 32.0
 
Sept. 17, 2021, 11 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 32.0 ppb (30) N/A 31.0 μg/m3 (29) 7.4 μg/m3 (31) 31.0
 
Sept. 17, 2021, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 36.0 ppb (34) N/A 29.0 μg/m3 (27) 7.6 μg/m3 (32) 34.0
 
Sept. 17, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) N/A 31.0 μg/m3 (29) 8.2 μg/m3 (35) 35.0
 
Sept. 17, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A 29.0 μg/m3 (27) 7.5 μg/m3 (32) 39.0
 
Sept. 17, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A 36.0 μg/m3 (34) 8.5 μg/m3 (36) 40.0
 
Sept. 17, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) N/A 39.0 μg/m3 (37) 9.1 μg/m3 (38) 40.0
 
Sept. 17, 2021, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 44.0 ppb (41) N/A 41.0 μg/m3 (38) 9.2 μg/m3 (39) 41.0
 
Sept. 17, 2021, 4 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 49.0 ppb (46) N/A 32.0 μg/m3 (30) 9.0 μg/m3 (38) 46.0
 
Sept. 17, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 50.0 ppb (47) N/A 36.0 μg/m3 (34) 9.2 μg/m3 (39) 47.0
 
Sept. 17, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 52.0 ppb (49) N/A 33.0 μg/m3 (31) 8.3 μg/m3 (35) 49.0
 
Sept. 17, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 53.0 ppb (50) N/A 31.0 μg/m3 (29) 7.0 μg/m3 (30) 50.0
 
Sept. 17, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A 22.0 μg/m3 (21) 6.2 μg/m3 (26) 50.0
 
Sept. 16, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 56.0 ppb (55) N/A 20.0 μg/m3 (19) 6.6 μg/m3 (28) 55.0
 
Sept. 16, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) N/A 26.0 μg/m3 (25) 8.1 μg/m3 (34) 65.0
 
Sept. 16, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) N/A 32.0 μg/m3 (30) 9.1 μg/m3 (38) 65.0
 
Sept. 16, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) N/A 27.0 μg/m3 (25) 6.1 μg/m3 (26) 50.0
 
Sept. 16, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 68.0 ppb (94) N/A 45.0 μg/m3 (42) 12.4 μg/m3 (52) 94.0
 
Sept. 16, 2021, 6 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 68.0 ppb (94) N/A 63.0 μg/m3 (55) 16.4 μg/m3 (61) 94.0
 
Sept. 16, 2021, 5 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 53.0 ppb (50) N/A 78.0 μg/m3 (63) 18.8 μg/m3 (66) 66.0
 
Sept. 16, 2021, 4 p.m. N/A N/A N/A 21.0 ppb (20) N/A N/A 41.0 ppb (38) N/A 77.0 μg/m3 (62) 15.6 μg/m3 (59) 62.0
 
Sept. 16, 2021, 3 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 30.0 ppb (28) N/A 94.0 μg/m3 (71) 15.6 μg/m3 (59) 71.0
 
Sept. 16, 2021, 2 p.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 22.0 ppb (21) N/A 124.0 μg/m3 (86) 18.1 μg/m3 (64) 86.0
 
Sept. 16, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 20.0 ppb (19) N/A 81.0 μg/m3 (64) 15.6 μg/m3 (59) 64.0
 
Sept. 16, 2021, noon N/A N/A N/A 10.0 ppb (10) N/A N/A 25.0 ppb (24) N/A 44.0 μg/m3 (41) 11.9 μg/m3 (50) 50.0
 
Sept. 16, 2021, 11 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 28.0 ppb (26) N/A 44.0 μg/m3 (41) 11.6 μg/m3 (49) 49.0
 
Sept. 16, 2021, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 27.0 ppb (25) N/A 43.0 μg/m3 (40) 12.0 μg/m3 (50) 50.0
 
Sept. 16, 2021, 9 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 31.0 ppb (29) N/A 31.0 μg/m3 (29) 11.4 μg/m3 (48) 48.0
 
Sept. 16, 2021, 8 a.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 26.0 ppb (25) N/A 40.0 μg/m3 (38) 13.2 μg/m3 (54) 54.0
 
Sept. 16, 2021, 7 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 24.0 ppb (23) N/A 64.0 μg/m3 (56) 16.3 μg/m3 (60) 60.0
 
Sept. 16, 2021, 6 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 30.0 ppb (28) N/A 40.0 μg/m3 (38) 13.2 μg/m3 (54) 54.0
 
Sept. 16, 2021, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 42.0 ppb (39) N/A 33.0 μg/m3 (31) 12.2 μg/m3 (52) 52.0
 
Sept. 16, 2021, 4 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 44.0 ppb (41) N/A 37.0 μg/m3 (35) 13.5 μg/m3 (54) 54.0
 
Sept. 16, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 52.0 ppb (49) N/A 30.0 μg/m3 (28) 13.3 μg/m3 (54) 54.0
 
Sept. 16, 2021, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 47.0 ppb (44) N/A 55.0 μg/m3 (51) 15.9 μg/m3 (59) 59.0
 
Sept. 16, 2021, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 54.0 ppb (50) N/A 38.0 μg/m3 (36) 16.9 μg/m3 (62) 62.0
 
Sept. 16, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 61.0 ppb (71) N/A 36.0 μg/m3 (34) 15.8 μg/m3 (59) 71.0
 
Sept. 15, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 66.0 ppb (87) N/A 37.0 μg/m3 (35) 15.3 μg/m3 (58) 87.0
 
Sept. 15, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 70.0 ppb (100) N/A 41.0 μg/m3 (38) 15.2 μg/m3 (58) 100.0
 
Sept. 15, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 68.0 ppb (94) N/A 26.0 μg/m3 (25) 8.0 μg/m3 (34) 94.0
 
Sept. 15, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 65.0 ppb (84) N/A 44.0 μg/m3 (41) 12.8 μg/m3 (53) 84.0
 
Sept. 15, 2021, 7 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 58.0 ppb (61) N/A 53.0 μg/m3 (50) 12.4 μg/m3 (52) 61.0
 
Sept. 15, 2021, 6 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 50.0 ppb (47) N/A 47.0 μg/m3 (44) 11.9 μg/m3 (50) 50.0
 
Sept. 15, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 47.0 ppb (44) N/A 38.0 μg/m3 (36) 12.4 μg/m3 (52) 52.0
 
Sept. 15, 2021, 4 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 42.0 ppb (39) N/A 47.0 μg/m3 (44) 12.2 μg/m3 (52) 52.0
 
Sept. 15, 2021, 3 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 23.0 ppb (22) N/A 73.0 μg/m3 (60) 13.0 μg/m3 (53) 60.0
 
Sept. 15, 2021, 2 p.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 23.0 ppb (22) N/A 75.0 μg/m3 (61) 11.3 μg/m3 (48) 61.0
 
Sept. 15, 2021, 1 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 34.0 ppb (32) N/A 31.0 μg/m3 (29) 8.0 μg/m3 (34) 34.0
 
Sept. 15, 2021, noon N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) N/A 22.0 μg/m3 (21) 7.0 μg/m3 (30) 38.0
 
Sept. 15, 2021, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) N/A 20.0 μg/m3 (19) 6.5 μg/m3 (28) 39.0
 
Sept. 15, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A 18.0 μg/m3 (17) 6.1 μg/m3 (26) 38.0
 
Sept. 15, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) N/A 18.0 μg/m3 (17) 5.6 μg/m3 (24) 37.0
 
Sept. 15, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A 19.0 μg/m3 (18) 5.7 μg/m3 (24) 40.0
 
Sept. 15, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A 23.0 μg/m3 (22) 5.9 μg/m3 (25) 38.0
 
Sept. 15, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) N/A 26.0 μg/m3 (25) 6.1 μg/m3 (26) 40.0
 
Sept. 15, 2021, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) N/A 25.0 μg/m3 (24) 6.4 μg/m3 (27) 38.0
 
Sept. 15, 2021, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 41.0 ppb (38) N/A 46.0 μg/m3 (43) 8.8 μg/m3 (37) 43.0
 
Sept. 15, 2021, 3 a.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 34.0 ppb (32) N/A 52.0 μg/m3 (49) 11.7 μg/m3 (49) 49.0
 
Sept. 15, 2021, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 38.0 ppb (36) N/A 45.0 μg/m3 (42) 10.1 μg/m3 (43) 43.0
 
Sept. 15, 2021, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 50.0 ppb (47) N/A 32.0 μg/m3 (30) 8.2 μg/m3 (35) 47.0
 
Sept. 15, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A 56.0 ppb (55) N/A 23.0 μg/m3 (22) 6.9 μg/m3 (29) 55.0
 
Sept. 14, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 60.0 ppb (68) N/A 22.0 μg/m3 (21) 6.9 μg/m3 (29) 68.0
 
Sept. 14, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 63.0 ppb (78) N/A 20.0 μg/m3 (19) 6.7 μg/m3 (28) 78.0
 
Sept. 14, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 63.0 ppb (78) N/A 27.0 μg/m3 (25) 6.1 μg/m3 (26) 78.0
 
Sept. 14, 2021, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 65.0 ppb (84) N/A 29.0 μg/m3 (27) 5.1 μg/m3 (22) 84.0
 
Sept. 14, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 57.0 ppb (58) N/A 30.0 μg/m3 (28) 4.8 μg/m3 (20) 58.0
 
Sept. 14, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 56.0 ppb (55) N/A 23.0 μg/m3 (22) 4.1 μg/m3 (18) 55.0
 
Sept. 14, 2021, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) N/A 21.0 μg/m3 (20) 3.8 μg/m3 (16) 47.0
 
Sept. 14, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) N/A 31.0 μg/m3 (29) 4.1 μg/m3 (18) 40.0
 
Sept. 14, 2021, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 41.0 ppb (38) N/A 46.0 μg/m3 (43) 5.3 μg/m3 (23) 43.0
 
Sept. 14, 2021, 2 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 36.0 ppb (34) N/A 37.0 μg/m3 (35) 4.9 μg/m3 (21) 35.0
 
Sept. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 37.0 μg/m3 (35) 4.9 μg/m3 (21) 35.0
 
Sept. 14, 2021, noon N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) N/A 17.0 μg/m3 (16) 3.5 μg/m3 (15) 38.0
 
Sept. 14, 2021, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) N/A 16.0 μg/m3 (15) 3.4 μg/m3 (15) 38.0
 
Sept. 14, 2021, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 29.0 ppb (27) N/A 24.0 μg/m3 (23) 4.3 μg/m3 (18) 27.0
 
Sept. 14, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 32.0 ppb (30) N/A 20.0 μg/m3 (19) 3.9 μg/m3 (17) 30.0
 
Sept. 14, 2021, 8 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A N/A 32.0 μg/m3 (30) 5.4 μg/m3 (23) 30.0
 
Sept. 14, 2021, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) N/A 25.0 μg/m3 (24) 4.6 μg/m3 (20) 32.0
 
Sept. 14, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) N/A 29.0 μg/m3 (27) 5.3 μg/m3 (23) 31.0
 
Sept. 14, 2021, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 32.0 ppb (30) N/A 35.0 μg/m3 (33) 6.4 μg/m3 (27) 33.0
 
Sept. 14, 2021, 4 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 36.0 ppb (34) N/A 33.0 μg/m3 (31) 6.2 μg/m3 (26) 34.0
 
Sept. 14, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 44.0 ppb (41) N/A 23.0 μg/m3 (22) 5.1 μg/m3 (22) 41.0
 
Sept. 14, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 48.0 ppb (45) N/A 27.0 μg/m3 (25) 4.5 μg/m3 (19) 45.0
 
Sept. 14, 2021, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 47.0 ppb (44) N/A 21.0 μg/m3 (20) 3.7 μg/m3 (16) 44.0
 
Sept. 14, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) N/A 17.0 μg/m3 (16) 3.0 μg/m3 (13) 42.0
 
Sept. 13, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) N/A 14.0 μg/m3 (13) 2.5 μg/m3 (11) 41.0
 
Sept. 13, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A 15.0 μg/m3 (14) 2.7 μg/m3 (12) 40.0
 
Sept. 13, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) N/A 13.0 μg/m3 (13) 2.3 μg/m3 (10) 40.0
 
Sept. 13, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) N/A 15.0 μg/m3 (14) 2.0 μg/m3 (9) 42.0
 
Sept. 13, 2021, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 59.0 ppb (65) N/A 39.0 μg/m3 (37) 10.3 μg/m3 (43) 65.0
 
Sept. 13, 2021, 6 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 60.0 ppb (68) N/A 49.0 μg/m3 (46) 14.0 μg/m3 (55) 68.0
 
Sept. 13, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 50.0 ppb (47) N/A 43.0 μg/m3 (40) 11.6 μg/m3 (49) 49.0
 
Sept. 13, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 41.0 ppb (38) N/A 36.0 μg/m3 (34) 7.5 μg/m3 (32) 38.0