ID: 204

AQSQID: 060731006

Site Name: Alpine

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

Updated: Jan. 16, 2021, 2:31 p.m.

Location: Alpine (Victoria), CA

Reporting: True, Located: True

Current AQI: 45.0

Alpine (Victoria) CA, US: 32.842297, -116.768326

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 5.7 μg/m3 (24) 35.0
 
Jan. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
Jan. 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A -1.7 μg/m3 (0) 38.0
 
Jan. 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -1.8 μg/m3 (0) 36.0
 
Jan. 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -2.3 μg/m3 (0) 36.0
 
Jan. 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A -3.4 μg/m3 (0) 38.0
 
Jan. 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A -2.0 μg/m3 (0) 39.0
 
Jan. 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A -1.1 μg/m3 (0) 34.0
 
Jan. 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -1.1 μg/m3 (0) 36.0
 
Jan. 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -1.9 μg/m3 (0) 37.0
 
Jan. 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 0.2 μg/m3 (1) 42.0
 
Jan. 6, 2021, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.2 μg/m3 (14) 41.0
 
Jan. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (14) 14.0
 
Jan. 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (14) 14.0
 
Jan. 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.8 μg/m3 (16) 39.0
 
Jan. 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A -0.7 μg/m3 (0) 40.0
 
Jan. 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A -3.1 μg/m3 (0) 38.0
 
Jan. 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 0.5 μg/m3 (3) 41.0
 
Jan. 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 4.2 μg/m3 (18) 39.0
 
Jan. 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 4.3 μg/m3 (18) 38.0
 
Jan. 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 7.2 μg/m3 (31) 31.0
 
Jan. 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 11.8 μg/m3 (50) 50.0
 
Jan. 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 13.2 μg/m3 (54) 54.0
 
Jan. 6, 2021, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 16.0 μg/m3 (60) 60.0
 
Jan. 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 11.1 μg/m3 (47) 47.0
 
Jan. 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 12.8 μg/m3 (53) 53.0
 
Jan. 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 8.0 μg/m3 (34) 40.0
 
Jan. 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 4.9 μg/m3 (21) 36.0
 
Jan. 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -1.0 μg/m3 (0) 36.0
 
Jan. 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -1.1 μg/m3 (0) 37.0
 
Jan. 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 0.9 μg/m3 (4) 35.0
 
Jan. 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
Jan. 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 2.6 μg/m3 (11) 33.0
 
Jan. 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.7 μg/m3 (8) 39.0
 
Jan. 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.7 μg/m3 (8) 38.0
 
Jan. 5, 2021, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 4.2 μg/m3 (18) 39.0
 
Jan. 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (28) 28.0
 
Jan. 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
Jan. 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.1 μg/m3 (26) 39.0
 
Jan. 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 9.6 μg/m3 (40) 40.0
 
Jan. 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 7.2 μg/m3 (31) 31.0
 
Jan. 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 10.1 μg/m3 (43) 43.0
 
Jan. 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 9.8 μg/m3 (41) 41.0
 
Jan. 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 14.0 μg/m3 (55) 55.0
 
Jan. 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 17.3 μg/m3 (62) 62.0
 
Jan. 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 14.6 μg/m3 (57) 57.0
 
Jan. 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 14.6 μg/m3 (57) 57.0
 
Jan. 5, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 10.5 μg/m3 (44) 44.0
 
Jan. 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 11.6 μg/m3 (49) 49.0
 
Jan. 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 11.7 μg/m3 (49) 49.0
 
Jan. 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 2.7 μg/m3 (12) 43.0
 
Jan. 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
Jan. 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.1 μg/m3 (5) 40.0
 
Jan. 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A -2.9 μg/m3 (0) 32.0
 
Jan. 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A -0.9 μg/m3 (0) 26.0
 
Jan. 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.5 μg/m3 (19) 28.0
 
Jan. 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.5 μg/m3 (23) 27.0
 
Jan. 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.1 μg/m3 (22) 32.0
 
Jan. 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 4.7 μg/m3 (20) 36.0
 
Jan. 4, 2021, noon N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 2.4 μg/m3 (10) 40.0
 
Jan. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
Jan. 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (16) 16.0
 
Jan. 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 4.9 μg/m3 (21) 40.0
 
Jan. 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 3.9 μg/m3 (17) 38.0
 
Jan. 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 8.8 μg/m3 (37) 37.0
 
Jan. 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 13.4 μg/m3 (54) 54.0
 
Jan. 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 9.1 μg/m3 (38) 38.0
 
Jan. 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 14.3 μg/m3 (56) 56.0
 
Jan. 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 14.2 μg/m3 (56) 56.0
 
Jan. 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.1 μg/m3 (38) 38.0
 
Jan. 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 7.5 μg/m3 (32) 36.0
 
Jan. 4, 2021, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 9.4 μg/m3 (40) 40.0
 
Jan. 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 0.5 μg/m3 (3) 45.0
 
Jan. 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A -1.2 μg/m3 (0) 45.0
 
Jan. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 0.6 μg/m3 (3) 45.0
 
Jan. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 1.7 μg/m3 (8) 44.0
 
Jan. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A -3.4 μg/m3 (0) 44.0
 
Jan. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A -4.9 μg/m3 (0) 40.0
 
Jan. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -2.5 μg/m3 (0) 37.0
 
Jan. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A -0.3 μg/m3 (0) 33.0
 
Jan. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 0.7 μg/m3 (3) 38.0
 
Jan. 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.1 μg/m3 (9) 41.0
 
Jan. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 3.3 μg/m3 (14) 39.0
 
Jan. 3, 2021, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.3 μg/m3 (14) 41.0
 
Jan. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 6.8 μg/m3 (29) 41.0
 
Jan. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (31) 31.0
 
Jan. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 8.5 μg/m3 (36) 36.0
 
Jan. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 9.4 μg/m3 (40) 40.0
 
Jan. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 6.2 μg/m3 (26) 33.0
 
Jan. 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 9.9 μg/m3 (42) 42.0
 
Jan. 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 16.3 μg/m3 (60) 60.0
 
Jan. 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 16.1 μg/m3 (60) 60.0
 
Jan. 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 8.3 μg/m3 (35) 38.0
 
Jan. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.3 μg/m3 (27) 37.0
 
Jan. 3, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 4.5 μg/m3 (19) 40.0
 
Jan. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 2.0 μg/m3 (9) 45.0
 
Jan. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A -1.7 μg/m3 (0) 46.0
 
Jan. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A -3.0 μg/m3 (0) 45.0
 
Jan. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A -4.4 μg/m3 (0) 44.0
 
Jan. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A N/A 42.0
 
Jan. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A -4.2 μg/m3 (0) 42.0
 
Jan. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -3.1 μg/m3 (0) 37.0
 
Jan. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -2.0 μg/m3 (0) 36.0
 
Jan. 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -0.5 μg/m3 (0) 37.0
 
Jan. 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 0.7 μg/m3 (3) 42.0
 
Jan. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 1.9 μg/m3 (8) 41.0
 
Jan. 2, 2021, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 2.6 μg/m3 (11) 39.0
 
Jan. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (11) 11.0
 
Jan. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
Jan. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 0.0 μg/m3 (0) 40.0
 
Jan. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.2 μg/m3 (5) 40.0
 
Jan. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A -1.7 μg/m3 (0) 38.0
 
Jan. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.9 μg/m3 (8) 35.0
 
Jan. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 6.3 μg/m3 (27) 36.0
 
Jan. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 8.0 μg/m3 (34) 34.0
 
Jan. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.6 μg/m3 (16) 35.0
 
Jan. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 4.9 μg/m3 (21) 39.0
 
Jan. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 5.4 μg/m3 (23) 38.0
 
Jan. 2, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 0.7 μg/m3 (3) 38.0
 
Jan. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 0.0 μg/m3 (0) 42.0
 
Jan. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A -0.9 μg/m3 (0) 42.0
 
Jan. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A -3.2 μg/m3 (0) 41.0
 
Jan. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A -4.9 μg/m3 (0) 40.0
 
Jan. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A -4.3 μg/m3 (0) 39.0
 
Jan. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A N/A 39.0
 
Jan. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
Jan. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -1.6 μg/m3 (0) 36.0
 
Jan. 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -1.0 μg/m3 (0) 37.0
 
Jan. 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A -0.5 μg/m3 (0) 38.0
 
Jan. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A -1.6 μg/m3 (0) 38.0
 
Jan. 1, 2021, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 0.6 μg/m3 (3) 38.0
 
Jan. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) 0.0
Jan. 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
Jan. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A -1.8 μg/m3 (0) 39.0
 
Jan. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 0.2 μg/m3 (1) 38.0
 
Jan. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A -1.2 μg/m3 (0) 38.0
 
Jan. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
Jan. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
Jan. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 9.8 μg/m3 (41) 41.0
 
Jan. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 8.9 μg/m3 (38) 38.0
 
Jan. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 5.7 μg/m3 (24) 31.0
 
Jan. 1, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.9 μg/m3 (13) 38.0
 
Dec. 31, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.1 μg/m3 (13) 41.0
 
Dec. 31, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.2 μg/m3 (14) 41.0
 
Dec. 31, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 0.3 μg/m3 (2) 40.0
 
Dec. 31, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A -1.0 μg/m3 (0) 39.0
 
Dec. 31, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
Dec. 31, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
Dec. 31, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A -1.4 μg/m3 (0) 34.0
 
Dec. 31, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 1.6 μg/m3 (7) 29.0
 
Dec. 31, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.0 μg/m3 (21) 27.0
 
Dec. 31, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.9 μg/m3 (8) 32.0
 
Dec. 31, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 2.4 μg/m3 (10) 36.0
 
Dec. 31, 2020, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 3.1 μg/m3 (13) 37.0
 
Dec. 31, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.2 μg/m3 (1) 1.0
 
Dec. 31, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
Dec. 31, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.0 μg/m3 (9) 37.0
 
Dec. 31, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A -0.4 μg/m3 (0) 34.0
 
Dec. 31, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.6 μg/m3 (7) 35.0
 
Dec. 31, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.4 μg/m3 (19) 35.0
 
Dec. 31, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 3.6 μg/m3 (16) 31.0
 
Dec. 31, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.1 μg/m3 (18) 32.0
 
Dec. 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 4.7 μg/m3 (20) 34.0
 
Dec. 31, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.7 μg/m3 (3) 34.0
 
Dec. 31, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A -2.3 μg/m3 (0) 35.0
 
Dec. 31, 2020, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.1 μg/m3 (1) 34.0
 
Dec. 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0