ID: 545

AQSQID: 320030043

Site Name: Paul Meyer

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

Updated: Jan. 21, 2022, 10:34 a.m.

Location: Las Vegas (Spring Valley), NV

Reporting: True, Located: True

Current AQI: 46.0

Las Vegas (Spring Valley) NV, US: 36.106389, -115.253333

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 22.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
Jan. 21, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 20.0 μg/m3 (19) 9.6 μg/m3 (40) 40.0
 
Jan. 21, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 46.0 μg/m3 (43) 27.6 μg/m3 (84) 84.0
 
Jan. 21, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 21.0 μg/m3 (20) 8.2 μg/m3 (35) 35.0
 
Jan. 21, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 20.0 μg/m3 (19) 5.8 μg/m3 (25) 25.0
 
Jan. 21, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 22.0 μg/m3 (21) 6.3 μg/m3 (27) 27.0
 
Jan. 21, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 19.0 μg/m3 (18) 5.3 μg/m3 (23) 23.0
 
Jan. 21, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Jan. 21, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 23.0 μg/m3 (22) 5.6 μg/m3 (24) 24.0
 
Jan. 21, 2022, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 19.0 μg/m3 (18) 4.8 μg/m3 (20) 31.0
 
Jan. 20, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 17.0 μg/m3 (16) 4.1 μg/m3 (18) 35.0
 
Jan. 20, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 18.0 μg/m3 (17) 3.7 μg/m3 (16) 37.0
 
Jan. 20, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 14.0 μg/m3 (13) 3.5 μg/m3 (15) 37.0
 
Jan. 20, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 15.0 μg/m3 (14) 3.0 μg/m3 (13) 37.0
 
Jan. 20, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 3.1 μg/m3 (13) 13.0
 
Jan. 20, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 5.2 μg/m3 (22) 26.0
 
Jan. 20, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 5.6 μg/m3 (24) 24.0
 
Jan. 20, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (30) 5.2 μg/m3 (22) 30.0
 
Jan. 20, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 5.1 μg/m3 (22) 23.0
 
Jan. 20, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 4.2 μg/m3 (18) 18.0
 
Jan. 20, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 13.0 μg/m3 (13) 3.7 μg/m3 (16) 16.0
 
Jan. 20, 2022, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 13.0 μg/m3 (13) 3.9 μg/m3 (17) 17.0
 
Jan. 20, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 12.0 μg/m3 (12) 3.6 μg/m3 (16) 16.0
 
Jan. 20, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 14.0 μg/m3 (13) 3.2 μg/m3 (14) 27.0
 
Jan. 20, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 14.0 μg/m3 (13) 3.5 μg/m3 (15) 26.0
 
Jan. 20, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 15.0 μg/m3 (14) 3.9 μg/m3 (17) 25.0
 
Jan. 20, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 14.0 μg/m3 (13) 5.2 μg/m3 (22) 22.0
 
Jan. 20, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 16.0 μg/m3 (15) 6.8 μg/m3 (29) 29.0
 
Jan. 20, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 25.0 μg/m3 (24) 10.4 μg/m3 (44) 44.0
 
Jan. 20, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 30.0 μg/m3 (28) 10.9 μg/m3 (46) 46.0
 
Jan. 20, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 29.0 μg/m3 (27) 10.8 μg/m3 (46) 46.0
 
Jan. 20, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 22.0 μg/m3 (21) 8.1 μg/m3 (34) 34.0
 
Jan. 20, 2022, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 15.0 μg/m3 (14) 6.3 μg/m3 (27) 28.0
 
Jan. 19, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 32.0
 
Jan. 19, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
Jan. 19, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 4.5 μg/m3 (19) 19.0
 
Jan. 19, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 2.5 μg/m3 (11) 11.0
 
Jan. 19, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 8.0 μg/m3 (34) 35.0
 
Jan. 19, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 10.6 μg/m3 (45) 45.0
 
Jan. 19, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 33.0 μg/m3 (31) 14.2 μg/m3 (56) 56.0
 
Jan. 19, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 41.0 μg/m3 (38) 14.8 μg/m3 (57) 57.0
 
Jan. 19, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 32.0 μg/m3 (30) 15.0 μg/m3 (58) 58.0
 
Jan. 19, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 28.0 μg/m3 (26) 17.4 μg/m3 (63) 63.0
 
Jan. 19, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 30.0 μg/m3 (28) 19.8 μg/m3 (68) 68.0
 
Jan. 19, 2022, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 26.0 μg/m3 (25) 16.4 μg/m3 (61) 61.0
 
Jan. 19, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 25.0 μg/m3 (24) 15.1 μg/m3 (58) 58.0
 
Jan. 19, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 24.0 μg/m3 (23) 15.1 μg/m3 (58) 58.0
 
Jan. 19, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 26.0 μg/m3 (25) 15.8 μg/m3 (59) 59.0
 
Jan. 19, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 32.0 μg/m3 (30) 21.0 μg/m3 (70) 70.0
 
Jan. 19, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 27.0 μg/m3 (25) 17.2 μg/m3 (62) 62.0
 
Jan. 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 30.0 μg/m3 (28) 16.8 μg/m3 (61) 61.0
 
Jan. 19, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 29.0 μg/m3 (27) 17.9 μg/m3 (64) 64.0
 
Jan. 19, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 29.0 μg/m3 (27) 17.0 μg/m3 (62) 62.0
 
Jan. 19, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 25.0 μg/m3 (24) 12.4 μg/m3 (52) 52.0
 
Jan. 19, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 21.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 27.0 μg/m3 (25) 13.4 μg/m3 (54) 54.0
 
Jan. 19, 2022, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 24.0 μg/m3 (23) 14.0 μg/m3 (55) 55.0
 
Jan. 18, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 31.0 μg/m3 (29) 17.8 μg/m3 (63) 63.0
 
Jan. 18, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 34.0 μg/m3 (32) 19.8 μg/m3 (68) 68.0
 
Jan. 18, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 40.0 μg/m3 (38) 23.8 μg/m3 (76) 76.0
 
Jan. 18, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 50.0 μg/m3 (47) 32.4 μg/m3 (94) 94.0
 
Jan. 18, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 38.0 μg/m3 (36) 22.8 μg/m3 (74) 74.0
 
Jan. 18, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 27.0 μg/m3 (25) 15.6 μg/m3 (59) 59.0
 
Jan. 18, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 21.0 μg/m3 (20) 11.4 μg/m3 (48) 48.0
 
Jan. 18, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 21.0 μg/m3 (20) 11.9 μg/m3 (50) 50.0
 
Jan. 18, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 18.0 μg/m3 (17) 10.5 μg/m3 (44) 44.0
 
Jan. 18, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 17.0 μg/m3 (16) 9.7 μg/m3 (41) 41.0
 
Jan. 18, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 21.0 μg/m3 (20) 10.4 μg/m3 (44) 44.0
 
Jan. 18, 2022, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 22.0 μg/m3 (21) 10.7 μg/m3 (45) 45.0
 
Jan. 18, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 24.0 μg/m3 (23) 10.8 μg/m3 (46) 46.0
 
Jan. 18, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 26.0 μg/m3 (25) 10.3 μg/m3 (43) 43.0
 
Jan. 18, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 29.0 μg/m3 (27) 10.6 μg/m3 (45) 45.0
 
Jan. 18, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 11.9 μg/m3 (50) 50.0
 
Jan. 18, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 34.0 μg/m3 (32) 13.4 μg/m3 (54) 54.0
 
Jan. 18, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 43.0 μg/m3 (40) 15.7 μg/m3 (59) 59.0
 
Jan. 18, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 36.0 μg/m3 (34) 11.1 μg/m3 (47) 47.0
 
Jan. 18, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 30.0 μg/m3 (28) 10.2 μg/m3 (43) 43.0
 
Jan. 18, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 29.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 32.0 μg/m3 (30) 8.4 μg/m3 (36) 36.0
 
Jan. 18, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 34.0 μg/m3 (32) 7.2 μg/m3 (31) 32.0
 
Jan. 18, 2022, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 24.0 μg/m3 (23) 6.5 μg/m3 (28) 28.0
 
Jan. 17, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 23.0 μg/m3 (22) 7.6 μg/m3 (32) 32.0
 
Jan. 17, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 20.0 μg/m3 (19) 5.8 μg/m3 (25) 32.0
 
Jan. 17, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 19.0 μg/m3 (18) 5.7 μg/m3 (24) 30.0
 
Jan. 17, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 25.0 μg/m3 (24) 8.2 μg/m3 (35) 35.0
 
Jan. 17, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 22.0 μg/m3 (21) 7.4 μg/m3 (31) 31.0
 
Jan. 17, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 31.0 μg/m3 (29) 10.5 μg/m3 (44) 44.0
 
Jan. 17, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 34.0 μg/m3 (32) 9.7 μg/m3 (41) 41.0
 
Jan. 17, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 77.0 μg/m3 (62) 12.8 μg/m3 (53) 62.0
 
Jan. 17, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 33.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 17.0 μg/m3 (16) 8.5 μg/m3 (36) 36.0
 
Jan. 17, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 14.0 μg/m3 (13) 6.4 μg/m3 (27) 27.0
 
Jan. 17, 2022, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 11.0 μg/m3 (11) 4.5 μg/m3 (19) 19.0
 
Jan. 17, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 11.0 μg/m3 (11) 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 11.0 μg/m3 (11) 3.9 μg/m3 (17) 17.0
 
Jan. 17, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 10.0 μg/m3 (10) 3.9 μg/m3 (17) 17.0
 
Jan. 17, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 12.0 μg/m3 (12) 4.8 μg/m3 (20) 20.0
 
Jan. 17, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 13.0 μg/m3 (13) 4.9 μg/m3 (21) 21.0
 
Jan. 17, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 17.0 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
Jan. 17, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 20.0 μg/m3 (19) 8.2 μg/m3 (35) 35.0
 
Jan. 17, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 18.0 μg/m3 (17) 6.9 μg/m3 (29) 29.0
 
Jan. 17, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 25.0 μg/m3 (24) 9.2 μg/m3 (39) 39.0
 
Jan. 17, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 30.0 μg/m3 (28) 13.0 μg/m3 (53) 53.0
 
Jan. 17, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 28.0 μg/m3 (26) 9.5 μg/m3 (40) 40.0
 
Jan. 17, 2022, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 30.0
 
Jan. 16, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 15.0 μg/m3 (14) 5.2 μg/m3 (22) 36.0
 
Jan. 16, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 11.0 μg/m3 (11) 4.2 μg/m3 (18) 37.0
 
Jan. 16, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 11.0 μg/m3 (11) 3.4 μg/m3 (15) 37.0
 
Jan. 16, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 11.0 μg/m3 (11) 3.2 μg/m3 (14) 35.0
 
Jan. 16, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 10.0 μg/m3 (10) 2.8 μg/m3 (12) 33.0
 
Jan. 16, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 10.0 μg/m3 (10) 2.5 μg/m3 (11) 31.0
 
Jan. 16, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 10.0 μg/m3 (10) 3.8 μg/m3 (16) 25.0
 
Jan. 16, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 11.0 μg/m3 (11) 3.9 μg/m3 (17) 17.0
 
Jan. 16, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 11.0 μg/m3 (11) 4.1 μg/m3 (18) 18.0
 
Jan. 16, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 9.0 μg/m3 (9) 3.3 μg/m3 (14) 14.0
 
Jan. 16, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 7.0 μg/m3 (7) 2.7 μg/m3 (12) 12.0
 
Jan. 16, 2022, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 7.0 μg/m3 (7) 2.6 μg/m3 (11) 11.0
 
Jan. 16, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 7.0 μg/m3 (7) 2.7 μg/m3 (12) 12.0
 
Jan. 16, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 10.0 μg/m3 (10) 4.2 μg/m3 (18) 18.0
 
Jan. 16, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 11.0 μg/m3 (11) 4.8 μg/m3 (20) 20.0
 
Jan. 16, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 10.0 μg/m3 (10) 4.1 μg/m3 (18) 18.0
 
Jan. 16, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 10.0 μg/m3 (10) 3.8 μg/m3 (16) 16.0
 
Jan. 16, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 13.0 μg/m3 (13) 4.4 μg/m3 (19) 19.0
 
Jan. 16, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 12.0 μg/m3 (12) 4.3 μg/m3 (18) 18.0
 
Jan. 16, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 20.0 μg/m3 (19) 7.5 μg/m3 (32) 32.0
 
Jan. 16, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 29.0 μg/m3 (27) 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 28.0 μg/m3 (26) 7.0 μg/m3 (30) 30.0
 
Jan. 16, 2022, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 16.0 μg/m3 (15) 4.8 μg/m3 (20) 27.0
 
Jan. 15, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 11.0 μg/m3 (11) 3.9 μg/m3 (17) 35.0
 
Jan. 15, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 14.0 μg/m3 (13) 5.1 μg/m3 (22) 34.0
 
Jan. 15, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 35.0
 
Jan. 15, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 17.0 μg/m3 (16) 6.0 μg/m3 (25) 33.0
 
Jan. 15, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 17.0 μg/m3 (16) 5.4 μg/m3 (23) 30.0
 
Jan. 15, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 15.0 μg/m3 (14) 4.4 μg/m3 (19) 28.0
 
Jan. 15, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 28.0 μg/m3 (26) 7.3 μg/m3 (31) 31.0
 
Jan. 15, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 19.0 μg/m3 (18) 5.7 μg/m3 (24) 24.0
 
Jan. 15, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 10.0 μg/m3 (10) 3.8 μg/m3 (16) 16.0
 
Jan. 15, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 10.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
Jan. 15, 2022, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 11.0 μg/m3 (11) 4.3 μg/m3 (18) 18.0
 
Jan. 15, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 12.0 μg/m3 (12) 4.5 μg/m3 (19) 19.0
 
Jan. 15, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 13.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 12.0 μg/m3 (12) 4.8 μg/m3 (20) 20.0
 
Jan. 15, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 12.0 μg/m3 (12) 4.8 μg/m3 (20) 21.0
 
Jan. 15, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 14.0 μg/m3 (13) 5.7 μg/m3 (24) 24.0
 
Jan. 15, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 15.0 μg/m3 (14) 5.5 μg/m3 (23) 23.0
 
Jan. 15, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 18.0 μg/m3 (17) 6.6 μg/m3 (28) 28.0
 
Jan. 15, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 18.0 μg/m3 (17) 5.2 μg/m3 (22) 25.0
 
Jan. 15, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 14.0 μg/m3 (13) 3.8 μg/m3 (16) 30.0
 
Jan. 15, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 13.0 μg/m3 (13) 2.7 μg/m3 (12) 35.0
 
Jan. 15, 2022, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 14.0 μg/m3 (13) 2.1 μg/m3 (9) 38.0
 
Jan. 14, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 20.0 μg/m3 (19) 2.3 μg/m3 (10) 39.0
 
Jan. 14, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 14.0 μg/m3 (13) 2.1 μg/m3 (9) 40.0
 
Jan. 14, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 12.0 μg/m3 (12) 1.7 μg/m3 (8) 40.0
 
Jan. 14, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 14.0 μg/m3 (13) 1.9 μg/m3 (8) 40.0
 
Jan. 14, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 24.0 μg/m3 (23) 2.7 μg/m3 (12) 39.0
 
Jan. 14, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 49.0 μg/m3 (46) 3.9 μg/m3 (17) 46.0
 
Jan. 14, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 49.0 μg/m3 (46) 4.7 μg/m3 (20) 46.0
 
Jan. 14, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 43.0 μg/m3 (40) 6.5 μg/m3 (28) 40.0
 
Jan. 14, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 33.0 μg/m3 (31) 5.3 μg/m3 (23) 31.0
 
Jan. 14, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 25.0 μg/m3 (24) 3.7 μg/m3 (16) 24.0
 
Jan. 14, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 17.0 μg/m3 (16) 3.2 μg/m3 (14) 22.0
 
Jan. 14, 2022, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 20.0 μg/m3 (19) 5.2 μg/m3 (22) 22.0
 
Jan. 14, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 19.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 19.0 μg/m3 (18) 5.3 μg/m3 (23) 23.0