ID: 1476

AQSQID: 320030561

Site Name: Sunrise Acres

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

Updated: March 6, 2021, 4:32 p.m.

Location: Las Vegas (Downtown E), NV

Reporting: True, Located: True

Current AQI: 58.0

Las Vegas (Downtown E) NV, US: 36.163962, -115.11393

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 6, 2021, 3 p.m. N/A N/A N/A 35.0 ppb (34) N/A N/A N/A 0.98 ppb (12) 57.0 μg/m3 (52) 15.4 μg/m3 (58) 58.0
 
March 6, 2021, 2 p.m. N/A N/A N/A 35.0 ppb (34) N/A N/A N/A 1.16 ppb (14) 44.3 μg/m3 (42) 14.2 μg/m3 (56) 56.0
 
March 6, 2021, 1 p.m. N/A N/A N/A 33.0 ppb (32) N/A N/A N/A 1.39 ppb (16) 50.4 μg/m3 (47) 18.6 μg/m3 (65) 65.0
 
March 6, 2021, noon N/A N/A N/A 33.0 ppb (32) N/A N/A N/A 1.35 ppb (16) 54.5 μg/m3 (51) 20.8 μg/m3 (70) 70.0
 
March 6, 2021, 11 a.m. N/A N/A N/A 34.0 ppb (33) N/A N/A N/A 1.37 ppb (16) 56.9 μg/m3 (52) 23.5 μg/m3 (75) 75.0
 
March 6, 2021, 10 a.m. N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 1.37 ppb (16) 59.6 μg/m3 (54) 24.4 μg/m3 (77) 77.0
 
March 6, 2021, 9 a.m. N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 1.38 ppb (16) 74.8 μg/m3 (61) 23.9 μg/m3 (76) 76.0
 
March 6, 2021, 8 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 1.54 ppb (18) 68.3 μg/m3 (58) 23.4 μg/m3 (75) 75.0
 
March 6, 2021, 7 a.m. N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 1.51 ppb (18) 61.6 μg/m3 (55) 20.7 μg/m3 (70) 70.0
 
March 6, 2021, 6 a.m. N/A N/A N/A 43.0 ppb (41) N/A N/A N/A 1.32 ppb (15) 48.0 μg/m3 (45) 17.7 μg/m3 (63) 63.0
 
March 6, 2021, 5 a.m. N/A N/A N/A 46.0 ppb (44) N/A N/A N/A 1.07 ppb (13) 44.9 μg/m3 (42) 13.1 μg/m3 (54) 54.0
 
March 6, 2021, 4 a.m. N/A N/A N/A 49.0 ppb (47) N/A N/A N/A 1.33 ppb (15) 63.7 μg/m3 (56) 17.1 μg/m3 (62) 62.0
 
March 6, 2021, 3 a.m. N/A N/A N/A 49.0 ppb (47) N/A N/A N/A 1.32 ppb (15) 55.1 μg/m3 (52) 18.3 μg/m3 (65) 65.0
 
March 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.02 ppb (12) 53.2 μg/m3 (50) 10.6 μg/m3 (45) 50.0
 
March 6, 2021, 1 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A N/A 0.24 ppb (3) 20.2 μg/m3 (19) 3.7 μg/m3 (16) 19.0
 
March 6, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 15.3 μg/m3 (15) 3.3 μg/m3 (14) 15.0
 
March 5, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (3) 14.4 μg/m3 (14) 3.2 μg/m3 (14) 14.0
 
March 5, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 15.9 μg/m3 (15) 3.4 μg/m3 (15) 15.0
 
March 5, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) 26.0 μg/m3 (25) 4.5 μg/m3 (19) 25.0
 
March 5, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.2 ppb (3) 34.3 μg/m3 (32) 5.2 μg/m3 (22) 32.0
 
March 5, 2021, 7 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.2 ppb (3) 31.9 μg/m3 (30) 5.8 μg/m3 (25) 30.0
 
March 5, 2021, 6 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A N/A 0.22 ppb (3) 31.7 μg/m3 (30) 6.8 μg/m3 (29) 30.0
 
March 5, 2021, 5 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A N/A 0.29 ppb (4) 52.3 μg/m3 (49) 9.4 μg/m3 (40) 49.0
 
March 5, 2021, 4 p.m. N/A N/A N/A 31.0 ppb (30) N/A N/A N/A 0.53 ppb (6) 76.9 μg/m3 (62) 13.7 μg/m3 (55) 62.0
 
March 5, 2021, 3 p.m. N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 0.78 ppb (10) 59.6 μg/m3 (54) 16.4 μg/m3 (61) 61.0
 
March 5, 2021, 2 p.m. N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 1.19 ppb (14) 62.9 μg/m3 (55) 18.0 μg/m3 (64) 64.0
 
March 5, 2021, 1 p.m. N/A N/A N/A 35.0 ppb (34) N/A N/A N/A 0.97 ppb (12) 48.8 μg/m3 (46) 15.7 μg/m3 (59) 59.0
 
March 5, 2021, noon N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 0.85 ppb (10) 45.7 μg/m3 (43) 16.2 μg/m3 (60) 60.0
 
March 5, 2021, 11 a.m. N/A N/A N/A 37.0 ppb (35) N/A N/A N/A 0.81 ppb (10) 45.1 μg/m3 (42) 16.2 μg/m3 (60) 60.0
 
March 5, 2021, 10 a.m. N/A N/A N/A 34.0 ppb (33) N/A N/A N/A 0.52 ppb (6) 41.8 μg/m3 (39) 12.8 μg/m3 (53) 53.0
 
March 5, 2021, 9 a.m. N/A N/A N/A 30.0 ppb (29) N/A N/A N/A 0.43 ppb (5) 36.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
March 5, 2021, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 0.36 ppb (5) 34.4 μg/m3 (32) 9.6 μg/m3 (40) 40.0
 
March 5, 2021, 7 a.m. N/A N/A N/A 45.0 ppb (43) N/A N/A N/A 1.17 ppb (14) 77.3 μg/m3 (63) 22.6 μg/m3 (74) 74.0
 
March 5, 2021, 6 a.m. N/A N/A N/A 47.0 ppb (45) N/A N/A N/A 1.49 ppb (18) 75.2 μg/m3 (61) 24.0 μg/m3 (77) 77.0
 
March 5, 2021, 5 a.m. N/A N/A N/A 51.0 ppb (49) N/A N/A N/A 1.28 ppb (15) 82.9 μg/m3 (65) 21.2 μg/m3 (71) 71.0
 
March 5, 2021, 4 a.m. N/A N/A N/A 48.0 ppb (46) N/A N/A N/A 0.89 ppb (11) 54.8 μg/m3 (51) 15.5 μg/m3 (59) 59.0
 
March 5, 2021, 3 a.m. N/A N/A N/A 45.0 ppb (43) N/A N/A N/A 0.77 ppb (10) 51.0 μg/m3 (48) 14.9 μg/m3 (57) 57.0
 
March 5, 2021, 2 a.m. N/A N/A N/A 21.0 ppb (20) N/A N/A N/A 0.4 ppb (5) 41.7 μg/m3 (39) 7.3 μg/m3 (31) 39.0
 
March 5, 2021, 1 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A N/A 0.23 ppb (3) 29.3 μg/m3 (28) 6.1 μg/m3 (26) 28.0
 
March 5, 2021, midnight N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.22 ppb (3) 28.1 μg/m3 (27) 7.6 μg/m3 (32) 32.0
 
March 4, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.22 ppb (3) 35.1 μg/m3 (33) 8.2 μg/m3 (35) 35.0
 
March 4, 2021, 10 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.23 ppb (3) 33.1 μg/m3 (31) 8.7 μg/m3 (37) 37.0
 
March 4, 2021, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.23 ppb (3) 31.8 μg/m3 (30) 9.1 μg/m3 (38) 38.0
 
March 4, 2021, 8 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A N/A 0.23 ppb (3) 27.4 μg/m3 (26) 9.5 μg/m3 (40) 40.0
 
March 4, 2021, 7 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A N/A 0.25 ppb (3) 30.2 μg/m3 (28) 9.1 μg/m3 (38) 38.0
 
March 4, 2021, 6 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A N/A 0.25 ppb (3) 29.7 μg/m3 (28) 8.1 μg/m3 (34) 34.0
 
March 4, 2021, 5 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A N/A 0.28 ppb (4) 27.1 μg/m3 (26) 6.4 μg/m3 (27) 27.0
 
March 4, 2021, 4 p.m. N/A N/A N/A 24.0 ppb (23) N/A N/A N/A 0.36 ppb (5) 35.2 μg/m3 (33) 7.5 μg/m3 (32) 33.0
 
March 4, 2021, 3 p.m. N/A N/A N/A 32.0 ppb (31) N/A N/A N/A 0.54 ppb (6) 41.2 μg/m3 (39) 8.4 μg/m3 (36) 39.0
 
March 4, 2021, 2 p.m. N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 0.88 ppb (11) 48.1 μg/m3 (45) 10.8 μg/m3 (46) 46.0
 
March 4, 2021, 1 p.m. N/A N/A N/A 42.0 ppb (40) N/A N/A N/A 0.56 ppb (7) 42.6 μg/m3 (40) 9.0 μg/m3 (38) 40.0
 
March 4, 2021, noon N/A N/A N/A 31.0 ppb (30) N/A N/A N/A 0.4 ppb (5) 24.1 μg/m3 (23) 6.4 μg/m3 (27) 30.0
 
March 4, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A N/A 0.22 ppb (3) 12.5 μg/m3 (12) 3.5 μg/m3 (15) 15.0
 
March 4, 2021, 10 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.18 ppb (3) 11.2 μg/m3 (11) 3.8 μg/m3 (16) 16.0
 
March 4, 2021, 9 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.19 ppb (3) 11.9 μg/m3 (12) 3.6 μg/m3 (16) 16.0
 
March 4, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (3) 11.2 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
March 4, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 14.1 μg/m3 (14) 3.2 μg/m3 (14) 14.0
 
March 4, 2021, 6 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.2 ppb (3) 12.4 μg/m3 (12) 3.4 μg/m3 (15) 15.0
 
March 4, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (3) 14.7 μg/m3 (14) 3.2 μg/m3 (14) 14.0
 
March 4, 2021, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.17 ppb (3) 24.3 μg/m3 (23) 4.6 μg/m3 (20) 23.0
 
March 4, 2021, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (3) 50.1 μg/m3 (47) 8.6 μg/m3 (36) 47.0
 
March 4, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) 53.8 μg/m3 (50) 8.5 μg/m3 (36) 50.0
 
March 4, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.18 ppb (3) 117.6 μg/m3 (82) 12.0 μg/m3 (50) 82.0
 
March 4, 2021, midnight N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) 107.8 μg/m3 (78) 10.0 μg/m3 (42) 78.0
 
March 3, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 89.5 μg/m3 (69) 7.7 μg/m3 (33) 69.0
 
March 3, 2021, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.21 ppb (3) 32.8 μg/m3 (31) 5.2 μg/m3 (22) 31.0
 
March 3, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (3) 29.2 μg/m3 (28) 5.1 μg/m3 (22) 28.0
 
March 3, 2021, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) 24.0 μg/m3 (23) 4.8 μg/m3 (20) 23.0
 
March 3, 2021, 7 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.21 ppb (3) 23.9 μg/m3 (23) 4.9 μg/m3 (21) 23.0
 
March 3, 2021, 6 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A N/A 0.25 ppb (3) 29.4 μg/m3 (28) 5.9 μg/m3 (25) 28.0
 
March 3, 2021, 5 p.m. N/A N/A N/A 26.0 ppb (25) N/A N/A N/A 0.45 ppb (6) 41.7 μg/m3 (39) 9.7 μg/m3 (41) 41.0
 
March 3, 2021, 4 p.m. N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 0.74 ppb (8) 52.4 μg/m3 (49) 12.6 μg/m3 (53) 53.0
 
March 3, 2021, 3 p.m. N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 1.11 ppb (13) 104.5 μg/m3 (76) 18.3 μg/m3 (65) 76.0
 
March 3, 2021, 2 p.m. N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 1.77 ppb (21) 74.5 μg/m3 (61) 17.3 μg/m3 (62) 62.0
 
March 3, 2021, 1 p.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 1.25 ppb (14) 39.5 μg/m3 (37) 13.5 μg/m3 (54) 54.0
 
March 3, 2021, noon N/A N/A N/A 35.0 ppb (34) N/A N/A N/A 0.82 ppb (10) 38.3 μg/m3 (36) 14.2 μg/m3 (56) 56.0
 
March 3, 2021, 11 a.m. N/A N/A N/A 37.0 ppb (35) N/A N/A N/A 0.89 ppb (11) 40.5 μg/m3 (38) 16.2 μg/m3 (60) 60.0
 
March 3, 2021, 10 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.88 ppb (11) 40.1 μg/m3 (38) 14.0 μg/m3 (55) 55.0
 
March 3, 2021, 9 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.99 ppb (12) 40.4 μg/m3 (38) 16.1 μg/m3 (60) 60.0
 
March 3, 2021, 8 a.m. N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 1.16 ppb (14) 47.9 μg/m3 (45) 16.8 μg/m3 (61) 61.0
 
March 3, 2021, 7 a.m. N/A N/A N/A 41.0 ppb (39) N/A N/A N/A 0.94 ppb (11) 42.2 μg/m3 (40) 13.8 μg/m3 (55) 55.0
 
March 3, 2021, 6 a.m. N/A N/A N/A 43.0 ppb (41) N/A N/A N/A 0.98 ppb (12) 47.8 μg/m3 (45) 17.0 μg/m3 (62) 62.0
 
March 3, 2021, 5 a.m. N/A N/A N/A 45.0 ppb (43) N/A N/A N/A 1.49 ppb (18) 62.7 μg/m3 (55) 21.0 μg/m3 (70) 70.0
 
March 3, 2021, 4 a.m. N/A N/A N/A 45.0 ppb (43) N/A N/A N/A 1.63 ppb (19) 69.5 μg/m3 (59) 19.0 μg/m3 (66) 66.0
 
March 3, 2021, 3 a.m. N/A N/A N/A 47.0 ppb (45) N/A N/A N/A 1.21 ppb (14) 66.1 μg/m3 (57) 16.7 μg/m3 (61) 61.0
 
March 3, 2021, 2 a.m. N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 0.71 ppb (8) 48.2 μg/m3 (45) 11.9 μg/m3 (50) 50.0
 
March 3, 2021, 1 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A N/A 0.28 ppb (4) 19.9 μg/m3 (19) 4.2 μg/m3 (18) 19.0
 
March 3, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.29 ppb (4) 15.4 μg/m3 (15) 3.6 μg/m3 (16) 16.0
 
March 2, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (4) 14.4 μg/m3 (14) 3.6 μg/m3 (16) 16.0
 
March 2, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (3) 12.8 μg/m3 (12) 3.7 μg/m3 (16) 16.0
 
March 2, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.15 ppb (2) 13.1 μg/m3 (13) 3.4 μg/m3 (15) 15.0
 
March 2, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A N/A 19.8 μg/m3 (19) 3.5 μg/m3 (15) 19.0
 
March 2, 2021, 7 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A N/A 0.2 ppb (3) 25.7 μg/m3 (24) 3.9 μg/m3 (17) 24.0
 
March 2, 2021, 6 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A N/A 0.3 ppb (4) 22.6 μg/m3 (21) 5.1 μg/m3 (22) 22.0
 
March 2, 2021, 5 p.m. N/A N/A N/A 28.0 ppb (27) N/A N/A N/A 0.48 ppb (6) 38.9 μg/m3 (37) 7.4 μg/m3 (31) 37.0
 
March 2, 2021, 4 p.m. N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 0.85 ppb (10) 55.1 μg/m3 (52) 11.7 μg/m3 (49) 52.0
 
March 2, 2021, 3 p.m. N/A N/A N/A 44.0 ppb (42) N/A N/A N/A 1.42 ppb (16) 57.9 μg/m3 (53) 17.1 μg/m3 (62) 62.0
 
March 2, 2021, 2 p.m. N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 1.45 ppb (16) 49.8 μg/m3 (47) 17.6 μg/m3 (63) 63.0
 
March 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 1.02 ppb (12) 35.9 μg/m3 (34) 15.0 μg/m3 (58) 58.0
 
March 2, 2021, noon N/A N/A N/A 35.0 ppb (34) N/A N/A N/A 0.57 ppb (7) 22.5 μg/m3 (21) 8.8 μg/m3 (37) 37.0
 
March 2, 2021, 11 a.m. N/A N/A N/A 37.0 ppb (35) N/A N/A N/A 0.82 ppb (10) 30.0 μg/m3 (28) 11.1 μg/m3 (47) 47.0
 
March 2, 2021, 10 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 1.02 ppb (12) 38.3 μg/m3 (36) 16.2 μg/m3 (60) 60.0
 
March 2, 2021, 9 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 1.14 ppb (13) 40.4 μg/m3 (38) 18.4 μg/m3 (65) 65.0
 
March 2, 2021, 8 a.m. N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 1.13 ppb (13) 38.6 μg/m3 (36) 15.7 μg/m3 (59) 59.0
 
March 2, 2021, 7 a.m. N/A N/A N/A 41.0 ppb (39) N/A N/A N/A 1.16 ppb (14) 42.8 μg/m3 (40) 16.4 μg/m3 (61) 61.0
 
March 2, 2021, 6 a.m. N/A N/A N/A 45.0 ppb (43) N/A N/A N/A 1.07 ppb (13) 46.6 μg/m3 (44) 18.4 μg/m3 (65) 65.0
 
March 2, 2021, 5 a.m. N/A N/A N/A 46.0 ppb (44) N/A N/A N/A 1.09 ppb (13) 44.7 μg/m3 (42) 15.6 μg/m3 (59) 59.0
 
March 2, 2021, 4 a.m. N/A N/A N/A 48.0 ppb (46) N/A N/A N/A 1.36 ppb (16) 55.9 μg/m3 (52) 18.1 μg/m3 (64) 64.0
 
March 2, 2021, 3 a.m. N/A N/A N/A 46.0 ppb (44) N/A N/A N/A 0.99 ppb (12) 44.0 μg/m3 (41) 16.5 μg/m3 (61) 61.0
 
March 2, 2021, 2 a.m. N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 0.6 ppb (7) 23.6 μg/m3 (22) 6.6 μg/m3 (28) 34.0
 
March 2, 2021, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.22 ppb (3) 11.4 μg/m3 (11) 2.9 μg/m3 (13) 13.0
 
March 2, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.25 ppb (3) 10.6 μg/m3 (10) 2.7 μg/m3 (12) 12.0
 
March 1, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.16 ppb (3) 11.5 μg/m3 (11) 2.7 μg/m3 (12) 12.0
 
March 1, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.25 ppb (3) 12.4 μg/m3 (12) 2.9 μg/m3 (13) 13.0
 
March 1, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.19 ppb (3) 12.9 μg/m3 (12) 2.8 μg/m3 (12) 12.0
 
March 1, 2021, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) 10.3 μg/m3 (10) 2.8 μg/m3 (12) 12.0
 
March 1, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 11.2 μg/m3 (11) 2.4 μg/m3 (10) 11.0
 
March 1, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (3) 14.7 μg/m3 (14) 2.6 μg/m3 (11) 14.0
 
March 1, 2021, 5 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A N/A 0.21 ppb (3) 23.2 μg/m3 (22) 4.0 μg/m3 (17) 22.0
 
March 1, 2021, 4 p.m. N/A N/A N/A 31.0 ppb (30) N/A N/A N/A 0.63 ppb (7) 45.2 μg/m3 (42) 9.1 μg/m3 (38) 42.0
 
March 1, 2021, 3 p.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.86 ppb (11) 47.7 μg/m3 (45) 10.4 μg/m3 (44) 45.0
 
March 1, 2021, 2 p.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 1.24 ppb (14) 43.7 μg/m3 (41) 12.8 μg/m3 (53) 53.0
 
March 1, 2021, 1 p.m. N/A N/A N/A 37.0 ppb (35) N/A N/A N/A 0.81 ppb (10) 27.8 μg/m3 (26) 9.6 μg/m3 (40) 40.0
 
March 1, 2021, noon N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.74 ppb (8) 28.4 μg/m3 (27) 12.5 μg/m3 (52) 52.0
 
March 1, 2021, 11 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.79 ppb (10) 31.0 μg/m3 (29) 13.9 μg/m3 (55) 55.0
 
March 1, 2021, 10 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.72 ppb (8) 26.4 μg/m3 (25) 11.8 μg/m3 (50) 50.0
 
March 1, 2021, 9 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 1.01 ppb (12) 38.0 μg/m3 (36) 18.2 μg/m3 (64) 64.0
 
March 1, 2021, 8 a.m. N/A N/A N/A 39.0 ppb (37) N/A N/A N/A 1.03 ppb (12) 42.2 μg/m3 (40) 19.8 μg/m3 (68) 68.0
 
March 1, 2021, 7 a.m. N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 0.94 ppb (11) 44.5 μg/m3 (42) 16.2 μg/m3 (60) 60.0
 
March 1, 2021, 6 a.m. N/A N/A N/A 42.0 ppb (40) N/A N/A N/A 1.03 ppb (12) 37.8 μg/m3 (35) 16.8 μg/m3 (61) 61.0
 
March 1, 2021, 5 a.m. N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 0.86 ppb (11) 30.2 μg/m3 (28) 14.2 μg/m3 (56) 56.0
 
March 1, 2021, 4 a.m. N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 0.69 ppb (8) 34.3 μg/m3 (32) 15.7 μg/m3 (59) 59.0
 
March 1, 2021, 3 a.m. N/A N/A N/A 29.0 ppb (28) N/A N/A N/A 0.51 ppb (6) 26.3 μg/m3 (25) 8.5 μg/m3 (36) 36.0
 
March 1, 2021, 2 a.m. N/A N/A N/A 17.0 ppb (17) N/A N/A N/A 0.35 ppb (4) 23.5 μg/m3 (22) 5.1 μg/m3 (22) 22.0
 
March 1, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) 11.6 μg/m3 (11) 2.1 μg/m3 (9) 11.0
 
March 1, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.14 ppb (2) 8.7 μg/m3 (9) 1.4 μg/m3 (6) 9.0
 
Feb. 28, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.15 ppb (2) 8.7 μg/m3 (9) 1.2 μg/m3 (5) 9.0
 
Feb. 28, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.18 ppb (3) 8.4 μg/m3 (8) 1.2 μg/m3 (5) 8.0
 
Feb. 28, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) 7.4 μg/m3 (7) 1.1 μg/m3 (5) 7.0
 
Feb. 28, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) 6.0 μg/m3 (6) 1.1 μg/m3 (5) 6.0
 
Feb. 28, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.18 ppb (3) 5.7 μg/m3 (6) 1.1 μg/m3 (5) 6.0
 
Feb. 28, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 9.8 μg/m3 (10) 1.5 μg/m3 (7) 10.0
 
Feb. 28, 2021, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 7.3 μg/m3 (7) 1.1 μg/m3 (5) 7.0
 
Feb. 28, 2021, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.19 ppb (3) 9.8 μg/m3 (10) 1.3 μg/m3 (6) 10.0
 
Feb. 28, 2021, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) 6.8 μg/m3 (7) 1.3 μg/m3 (6) 7.0
 
Feb. 28, 2021, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (3) 6.8 μg/m3 (7) 1.9 μg/m3 (8) 8.0
 
Feb. 28, 2021, 1 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) 3.7 μg/m3 (4) 1.2 μg/m3 (5) 5.0
 
Feb. 28, 2021, noon N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) 4.4 μg/m3 (5) 0.9 μg/m3 (4) 5.0
 
Feb. 28, 2021, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (3) 6.5 μg/m3 (7) 0.8 μg/m3 (4) 7.0
 
Feb. 28, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) 5.1 μg/m3 (5) 0.9 μg/m3 (4) 5.0
 
Feb. 28, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 7.2 μg/m3 (7) 1.0 μg/m3 (5) 7.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) 8.0 μg/m3 (8) 1.8 μg/m3 (8) 8.0
 
Feb. 28, 2021, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A N/A 0.22 ppb (3) 7.2 μg/m3 (7) 2.0 μg/m3 (9) 9.0
 
Feb. 28, 2021, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) 9.7 μg/m3 (9) 1.8 μg/m3 (8) 9.0
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.21 ppb (3) 13.0 μg/m3 (13) 2.2 μg/m3 (10) 13.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 11.2 μg/m3 (11) 1.8 μg/m3 (8) 11.0
 
Feb. 28, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.22 ppb (3) 15.1 μg/m3 (14) 2.9 μg/m3 (13) 14.0
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A 0.2 ppb (3) 19.1 μg/m3 (18) 2.7 μg/m3 (12) 18.0
 
Feb. 28, 2021, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A N/A 0.21 ppb (3) 15.0 μg/m3 (14) 2.6 μg/m3 (11) 14.0
 
Feb. 28, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (3) 111.9 μg/m3 (80) 8.2 μg/m3 (35) 80.0
 
Feb. 27, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (3) 70.6 μg/m3 (59) 5.8 μg/m3 (25) 59.0
 
Feb. 27, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) 16.8 μg/m3 (16) 2.3 μg/m3 (10) 16.0
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 15.9 μg/m3 (15) 2.1 μg/m3 (9) 15.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 14.0 μg/m3 (13) 2.2 μg/m3 (10) 13.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 16.8 μg/m3 (16) 2.4 μg/m3 (10) 16.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.16 ppb (3) 16.5 μg/m3 (16) 2.2 μg/m3 (10) 16.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 16.6 μg/m3 (16) 2.3 μg/m3 (10) 16.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) 15.1 μg/m3 (14) 2.1 μg/m3 (9) 14.0