ID: 1250

AQSQID: 060830011

Site Name: Santa Barbara

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

Updated: April 11, 2021, 2:43 a.m.

Location: Santa Barbara (Laguna), CA

Reporting: True, Located: True

Current AQI: 60.0

Santa Barbara (Laguna) CA, US: 34.42775, -119.69091

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 60.0 μg/m3 (54) 16.0 μg/m3 (60) 60.0
 
April 11, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 44.0 μg/m3 (41) 20.0 μg/m3 (68) 68.0
 
April 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 42.0 μg/m3 (39) 16.0 μg/m3 (60) 60.0
 
April 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 45.0 μg/m3 (42) 22.0 μg/m3 (72) 72.0
 
April 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 38.0 μg/m3 (36) 17.0 μg/m3 (62) 62.0
 
April 10, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 35.0 μg/m3 (33) 12.0 μg/m3 (50) 50.0
 
April 10, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 42.0 μg/m3 (39) 16.0 μg/m3 (60) 60.0
 
April 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 52.0 μg/m3 (49) 19.0 μg/m3 (66) 66.0
 
April 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 51.0 μg/m3 (48) 22.0 μg/m3 (72) 72.0
 
April 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 43.0 μg/m3 (40) 18.0 μg/m3 (64) 64.0
 
April 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 48.0 μg/m3 (45) 19.0 μg/m3 (66) 66.0
 
April 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 33.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
April 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 36.0 μg/m3 (34) 14.0 μg/m3 (55) 55.0
 
April 10, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 31.0 μg/m3 (29) 15.0 μg/m3 (58) 58.0
 
April 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 33.0 μg/m3 (31) 17.0 μg/m3 (62) 62.0
 
April 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 41.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
April 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (38) 18.0 μg/m3 (64) 64.0
 
April 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 35.0 μg/m3 (33) 17.0 μg/m3 (62) 62.0
 
April 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
April 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 46.0 μg/m3 (43) 20.0 μg/m3 (68) 68.0
 
April 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 47.0 μg/m3 (44) 19.0 μg/m3 (66) 66.0
 
April 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 52.0 μg/m3 (49) 19.0 μg/m3 (66) 66.0
 
April 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 49.0 μg/m3 (46) 16.0 μg/m3 (60) 60.0
 
April 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 47.0 μg/m3 (44) 22.0 μg/m3 (72) 72.0
 
April 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 50.0 μg/m3 (47) 19.0 μg/m3 (66) 66.0
 
April 10, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 48.0 μg/m3 (45) 16.0 μg/m3 (60) 60.0
 
April 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 41.0 μg/m3 (38) 16.0 μg/m3 (60) 60.0
 
April 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 45.0 μg/m3 (42) 17.0 μg/m3 (62) 62.0
 
April 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 46.0 μg/m3 (43) 14.0 μg/m3 (55) 55.0
 
April 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 40.0 μg/m3 (38) 12.0 μg/m3 (50) 50.0
 
April 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 44.0 μg/m3 (41) 16.0 μg/m3 (60) 60.0
 
April 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 40.0 μg/m3 (38) 17.0 μg/m3 (62) 62.0
 
April 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 47.0 μg/m3 (44) 16.0 μg/m3 (60) 60.0
 
April 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 57.0 μg/m3 (52) 19.0 μg/m3 (66) 66.0
 
April 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 51.0 μg/m3 (48) 23.0 μg/m3 (74) 74.0
 
April 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 39.0 μg/m3 (37) 14.0 μg/m3 (55) 55.0
 
April 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 35.0 μg/m3 (33) 10.0 μg/m3 (42) 42.0
 
April 9, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 29.0 μg/m3 (27) 11.0 μg/m3 (46) 46.0
 
April 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 28.0 μg/m3 (26) 13.0 μg/m3 (53) 53.0
 
April 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 39.0 μg/m3 (37) 15.0 μg/m3 (58) 58.0
 
April 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (38) 16.0 μg/m3 (60) 60.0
 
April 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 39.0 μg/m3 (37) 18.0 μg/m3 (64) 64.0
 
April 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 39.0 μg/m3 (37) 6.0 μg/m3 (25) 37.0
 
April 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 29.0 μg/m3 (27) 11.0 μg/m3 (46) 46.0
 
April 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
April 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 26.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
April 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 28.0 μg/m3 (26) 8.0 μg/m3 (34) 36.0
 
April 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 29.0 μg/m3 (27) 8.0 μg/m3 (34) 40.0
 
April 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 39.0 μg/m3 (37) 14.0 μg/m3 (55) 55.0
 
April 9, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 73.0 μg/m3 (60) 11.0 μg/m3 (46) 60.0
 
April 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 45.0 μg/m3 (42) 12.0 μg/m3 (50) 50.0
 
April 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 37.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
April 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 47.0 μg/m3 (44) 16.0 μg/m3 (60) 60.0
 
April 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 36.0 μg/m3 (34) 16.0 μg/m3 (60) 60.0
 
April 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 46.0 μg/m3 (43) 14.0 μg/m3 (55) 55.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 39.0 μg/m3 (37) 17.0 μg/m3 (62) 62.0
 
April 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 49.0 μg/m3 (46) 12.0 μg/m3 (50) 50.0
 
April 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 47.0 μg/m3 (44) 15.0 μg/m3 (58) 58.0
 
April 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 45.0 μg/m3 (42) 17.0 μg/m3 (62) 62.0
 
April 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 37.0 μg/m3 (35) 15.0 μg/m3 (58) 58.0
 
April 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
April 8, 2021, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 27.0 μg/m3 (25) 13.0 μg/m3 (53) 53.0
 
April 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 24.0 μg/m3 (23) 13.0 μg/m3 (53) 53.0
 
April 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 26.0 μg/m3 (25) 16.0 μg/m3 (60) 60.0
 
April 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 12.0 μg/m3 (50) 50.0
 
April 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 19.0 μg/m3 (66) 66.0
 
April 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 36.0 μg/m3 (34) 17.0 μg/m3 (62) 62.0
 
April 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 39.0 μg/m3 (37) 18.0 μg/m3 (64) 64.0
 
April 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 44.0 μg/m3 (41) 14.0 μg/m3 (55) 55.0
 
April 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 50.0 μg/m3 (47) 16.0 μg/m3 (60) 60.0
 
April 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 39.0 μg/m3 (37) 17.0 μg/m3 (62) 62.0
 
April 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 36.0 μg/m3 (34) 11.0 μg/m3 (46) 46.0
 
April 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
April 8, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 48.0 μg/m3 (45) 12.0 μg/m3 (50) 50.0
 
April 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 32.0 μg/m3 (30) 18.0 μg/m3 (64) 64.0
 
April 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 36.0 μg/m3 (34) 13.0 μg/m3 (53) 53.0
 
April 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 30.0 μg/m3 (28) 15.0 μg/m3 (58) 58.0
 
April 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 32.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
April 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 44.0 μg/m3 (41) 17.0 μg/m3 (62) 62.0
 
April 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 44.0 μg/m3 (41) 18.0 μg/m3 (64) 64.0
 
April 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 51.0 μg/m3 (48) 18.0 μg/m3 (64) 64.0
 
April 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 47.0 μg/m3 (44) 19.0 μg/m3 (66) 66.0
 
April 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 45.0 μg/m3 (42) 18.0 μg/m3 (64) 64.0
 
April 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 33.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
April 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 24.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
April 7, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 21.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
April 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 22.0 μg/m3 (21) 13.0 μg/m3 (53) 53.0
 
April 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 24.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
April 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 8.0 μg/m3 (34) 34.0
 
April 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 33.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
April 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
April 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 34.0 μg/m3 (32) 17.0 μg/m3 (62) 62.0
 
April 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 35.0 μg/m3 (33) 18.0 μg/m3 (64) 64.0
 
April 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 32.0 μg/m3 (30) 17.0 μg/m3 (62) 62.0
 
April 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 32.0 μg/m3 (30) 13.0 μg/m3 (53) 53.0
 
April 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 38.0 μg/m3 (36) 17.0 μg/m3 (62) 62.0
 
April 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 39.0 μg/m3 (37) 12.0 μg/m3 (50) 50.0
 
April 7, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 36.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
April 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 30.0 μg/m3 (28) 8.0 μg/m3 (34) 37.0
 
April 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 32.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
April 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 33.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
April 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 37.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
April 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 34.0 μg/m3 (32) 13.0 μg/m3 (53) 53.0
 
April 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 37.0 μg/m3 (35) 14.0 μg/m3 (55) 55.0
 
April 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 44.0 μg/m3 (41) 13.0 μg/m3 (53) 53.0
 
April 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 43.0 μg/m3 (40) 18.0 μg/m3 (64) 64.0
 
April 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 44.0 μg/m3 (41) 14.0 μg/m3 (55) 55.0
 
April 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 37.0 μg/m3 (35) 8.0 μg/m3 (34) 35.0
 
April 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 28.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
April 6, 2021, noon N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 26.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
April 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 30.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
April 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 25.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
April 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
April 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 28.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
April 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 35.0 μg/m3 (33) 12.0 μg/m3 (50) 50.0
 
April 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 38.0 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
April 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 39.0 μg/m3 (37) 15.0 μg/m3 (58) 58.0
 
April 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 38.0 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
April 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 46.0 μg/m3 (43) 17.0 μg/m3 (62) 62.0
 
April 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 40.0 μg/m3 (38) 12.0 μg/m3 (50) 50.0
 
April 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 35.0 μg/m3 (33) 13.0 μg/m3 (53) 53.0
 
April 6, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 31.0 μg/m3 (29) 7.0 μg/m3 (30) 34.0
 
April 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 35.0 μg/m3 (33) 8.0 μg/m3 (34) 35.0
 
April 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 26.0 μg/m3 (25) 8.0 μg/m3 (34) 36.0
 
April 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
April 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 32.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
April 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 32.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
April 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 32.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
April 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 30.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
April 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 32.0 μg/m3 (30) 13.0 μg/m3 (53) 53.0
 
April 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 38.0 μg/m3 (36) 15.0 μg/m3 (58) 58.0
 
April 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 25.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
April 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 22.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
April 5, 2021, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 29.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
April 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
April 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 29.0 μg/m3 (27) 14.0 μg/m3 (55) 55.0
 
April 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 8.0 μg/m3 (34) 34.0
 
April 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 25.0 μg/m3 (24) 8.0 μg/m3 (34) 34.0
 
April 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 29.0 μg/m3 (27) 15.0 μg/m3 (58) 58.0
 
April 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 27.0 μg/m3 (25) 13.0 μg/m3 (53) 53.0
 
April 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 35.0 μg/m3 (33) 10.0 μg/m3 (42) 42.0
 
April 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 30.0 μg/m3 (28) 17.0 μg/m3 (62) 62.0
 
April 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 30.0 μg/m3 (28) 14.0 μg/m3 (55) 55.0
 
April 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 37.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
April 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
April 5, 2021, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 34.0 μg/m3 (32) 13.0 μg/m3 (53) 53.0
 
April 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 34.0 μg/m3 (32) 16.0 μg/m3 (60) 60.0
 
April 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 30.0 μg/m3 (28) 16.0 μg/m3 (60) 60.0
 
April 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 26.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
April 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 32.0 μg/m3 (30) 18.0 μg/m3 (64) 64.0
 
April 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 31.0 μg/m3 (29) 10.0 μg/m3 (42) 42.0
 
April 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 28.0 μg/m3 (26) 15.0 μg/m3 (58) 58.0
 
April 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 29.0 μg/m3 (27) 17.0 μg/m3 (62) 62.0
 
April 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 35.0 μg/m3 (33) 15.0 μg/m3 (58) 58.0
 
April 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
April 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
April 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 13.0 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
April 4, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 13.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
April 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
April 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 21.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
April 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
April 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 25.0 μg/m3 (24) 15.0 μg/m3 (58) 58.0
 
April 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 27.0 μg/m3 (25) 15.0 μg/m3 (58) 58.0
 
April 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 28.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
April 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 30.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
April 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 32.0 μg/m3 (30) 15.0 μg/m3 (58) 58.0
 
April 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 32.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
April 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 32.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0