ID: 9705

AQSQID: 840060831009

Site Name: Santa Maria

Added: April 22, 2021, 5:41 a.m.

Updated: May 13, 2021, 11:47 a.m.

Location: None, CA

Reporting: True, Located: False

Current AQI: 32.0

None CA, US: 34.890667, -120.432844

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 11.0 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
May 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 12.0 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
May 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 11.0 μg/m3 (11) 7.0 μg/m3 (30) 30.0
 
May 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 10.0 μg/m3 (10) 6.1 μg/m3 (26) 28.0
 
May 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 11.0 μg/m3 (11) 6.3 μg/m3 (27) 30.0
 
May 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 12.0 μg/m3 (12) 6.3 μg/m3 (27) 30.0
 
May 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 13.0 μg/m3 (13) 7.1 μg/m3 (30) 30.0
 
May 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 15.0 μg/m3 (14) 6.8 μg/m3 (29) 32.0
 
May 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 32.0
 
May 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 14.0 μg/m3 (13) 5.4 μg/m3 (23) 33.0
 
May 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 12.0 μg/m3 (12) 4.7 μg/m3 (20) 34.0
 
May 13, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 14.0 μg/m3 (13) 5.6 μg/m3 (24) 34.0
 
May 12, 2021, 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) 6.1 μg/m3 (26) 35.0
 
May 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 21.0 μg/m3 (20) 5.5 μg/m3 (23) 36.0
 
May 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 22.0 μg/m3 (21) 5.7 μg/m3 (24) 35.0
 
May 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 24.0 μg/m3 (23) 6.5 μg/m3 (28) 33.0
 
May 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 24.0 μg/m3 (23) 9.2 μg/m3 (39) 39.0
 
May 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 20.0 μg/m3 (19) 11.5 μg/m3 (48) 48.0
 
May 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 25.0 μg/m3 (24) 11.7 μg/m3 (49) 49.0
 
May 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 18.0 μg/m3 (17) 8.2 μg/m3 (35) 35.0
 
May 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 17.0 μg/m3 (16) 7.0 μg/m3 (30) 30.0
 
May 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 13.0 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
May 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 15.0 μg/m3 (14) 6.5 μg/m3 (28) 28.0
 
May 12, 2021, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 11.0 μg/m3 (11) 6.7 μg/m3 (28) 28.0
 
May 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 12.0 μg/m3 (12) 6.9 μg/m3 (29) 29.0
 
May 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 16.0 μg/m3 (15) 9.7 μg/m3 (41) 41.0
 
May 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 19.0 μg/m3 (18) 11.7 μg/m3 (49) 49.0
 
May 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 18.0 μg/m3 (17) 11.2 μg/m3 (47) 47.0
 
May 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 20.0 μg/m3 (19) 11.6 μg/m3 (49) 49.0
 
May 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 21.0 μg/m3 (20) 11.4 μg/m3 (48) 48.0
 
May 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 16.0 μg/m3 (15) 9.4 μg/m3 (40) 40.0
 
May 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 16.0 μg/m3 (15) 7.9 μg/m3 (33) 35.0
 
May 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 18.0 μg/m3 (17) 8.7 μg/m3 (37) 37.0
 
May 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 17.0 μg/m3 (16) 8.3 μg/m3 (35) 35.0
 
May 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 18.0 μg/m3 (17) 7.3 μg/m3 (31) 36.0
 
May 12, 2021, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 19.0 μg/m3 (18) 7.0 μg/m3 (30) 36.0
 
May 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 24.0 μg/m3 (23) 6.9 μg/m3 (29) 35.0
 
May 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 28.0 μg/m3 (26) 6.9 μg/m3 (29) 36.0
 
May 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 25.0 μg/m3 (24) 6.3 μg/m3 (27) 36.0
 
May 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 26.0 μg/m3 (25) 7.1 μg/m3 (30) 35.0
 
May 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 23.0 μg/m3 (22) 8.1 μg/m3 (34) 34.0
 
May 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 31.0 μg/m3 (29) 12.2 μg/m3 (52) 52.0
 
May 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 13.0 μg/m3 (13) 5.8 μg/m3 (25) 28.0
 
May 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 21.0 μg/m3 (20) 8.4 μg/m3 (36) 36.0
 
May 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 39.0 μg/m3 (37) 16.2 μg/m3 (60) 60.0
 
May 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 95.0 μg/m3 (71) 23.5 μg/m3 (75) 75.0
 
May 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 48.0 μg/m3 (45) 13.9 μg/m3 (55) 55.0
 
May 11, 2021, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 51.0 μg/m3 (48) 13.5 μg/m3 (54) 54.0
 
May 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 27.0 μg/m3 (25) 13.3 μg/m3 (54) 54.0
 
May 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 31.0 μg/m3 (29) 16.8 μg/m3 (61) 61.0
 
May 11, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 37.0 μg/m3 (35) 19.3 μg/m3 (67) 67.0
 
May 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 36.0 μg/m3 (34) 18.2 μg/m3 (64) 64.0
 
May 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 35.0 μg/m3 (33) 17.5 μg/m3 (63) 63.0
 
May 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 32.0 μg/m3 (30) 15.7 μg/m3 (59) 59.0
 
May 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 37.0 μg/m3 (35) 15.8 μg/m3 (59) 59.0
 
May 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 38.0 μg/m3 (36) 16.3 μg/m3 (60) 60.0
 
May 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 40.0 μg/m3 (38) 15.5 μg/m3 (59) 59.0
 
May 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 34.0 μg/m3 (32) 14.3 μg/m3 (56) 56.0
 
May 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 36.0 μg/m3 (34) 14.4 μg/m3 (56) 56.0
 
May 11, 2021, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 37.0 μg/m3 (35) 14.7 μg/m3 (57) 57.0
 
May 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 40.0 μg/m3 (38) 14.7 μg/m3 (57) 57.0
 
May 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 43.0 μg/m3 (40) 14.9 μg/m3 (57) 57.0
 
May 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 40.0 μg/m3 (38) 13.3 μg/m3 (54) 54.0
 
May 10, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 34.0 μg/m3 (32) 11.7 μg/m3 (49) 49.0
 
May 10, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 39.0 μg/m3 (37) 12.8 μg/m3 (53) 53.0
 
May 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 19.0 μg/m3 (18) 7.1 μg/m3 (30) 31.0
 
May 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 11.0 μg/m3 (11) 5.7 μg/m3 (24) 27.0
 
May 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 17.0 μg/m3 (16) 6.5 μg/m3 (28) 28.0
 
May 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 19.0 μg/m3 (18) 7.0 μg/m3 (30) 30.0
 
May 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 20.0 μg/m3 (19) 8.6 μg/m3 (36) 36.0
 
May 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 25.0 μg/m3 (24) 10.8 μg/m3 (46) 46.0
 
May 10, 2021, noon N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 35.0 μg/m3 (33) 15.7 μg/m3 (59) 59.0
 
May 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 51.0 μg/m3 (48) 20.2 μg/m3 (69) 69.0
 
May 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 50.0 μg/m3 (47) 20.8 μg/m3 (70) 70.0
 
May 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 57.0 μg/m3 (52) 22.9 μg/m3 (74) 74.0
 
May 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 61.0 μg/m3 (54) 24.3 μg/m3 (77) 77.0
 
May 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 55.0 μg/m3 (51) 24.1 μg/m3 (77) 77.0
 
May 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 57.0 μg/m3 (52) 24.3 μg/m3 (77) 77.0
 
May 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 65.0 μg/m3 (56) 26.6 μg/m3 (82) 82.0
 
May 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 62.0 μg/m3 (55) 25.2 μg/m3 (79) 79.0
 
May 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 59.0 μg/m3 (53) 24.0 μg/m3 (77) 77.0
 
May 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 61.0 μg/m3 (54) 25.5 μg/m3 (80) 80.0
 
May 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 60.0 μg/m3 (54) 24.7 μg/m3 (78) 78.0
 
May 10, 2021, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 56.0 μg/m3 (52) 23.6 μg/m3 (76) 76.0
 
May 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 57.0 μg/m3 (52) 23.4 μg/m3 (75) 75.0
 
May 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 52.0 μg/m3 (49) 20.7 μg/m3 (70) 70.0
 
May 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 56.0 μg/m3 (52) 21.9 μg/m3 (72) 72.0
 
May 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 60.0 μg/m3 (54) 22.4 μg/m3 (73) 73.0
 
May 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 61.0 μg/m3 (54) 24.9 μg/m3 (78) 78.0
 
May 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 66.0 μg/m3 (57) 24.8 μg/m3 (78) 78.0
 
May 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 69.0 μg/m3 (58) 25.6 μg/m3 (80) 80.0
 
May 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 70.0 μg/m3 (59) 27.0 μg/m3 (83) 83.0
 
May 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 72.0 μg/m3 (60) 29.8 μg/m3 (89) 89.0
 
May 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 56.0 μg/m3 (52) 22.5 μg/m3 (73) 73.0
 
May 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 64.0 μg/m3 (56) 21.2 μg/m3 (71) 71.0
 
May 9, 2021, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 62.0 μg/m3 (55) 22.8 μg/m3 (74) 74.0
 
May 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 57.0 μg/m3 (52) 22.7 μg/m3 (74) 74.0
 
May 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 61.0 μg/m3 (54) 24.5 μg/m3 (78) 78.0
 
May 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 61.0 μg/m3 (54) 24.7 μg/m3 (78) 78.0
 
May 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 67.0 μg/m3 (57) 26.4 μg/m3 (82) 82.0
 
May 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 65.0 μg/m3 (56) 24.8 μg/m3 (78) 78.0
 
May 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 77.0 μg/m3 (62) 26.6 μg/m3 (82) 82.0
 
May 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 67.0 μg/m3 (57) 28.6 μg/m3 (86) 86.0
 
May 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 73.0 μg/m3 (60) 29.0 μg/m3 (87) 87.0
 
May 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 68.0 μg/m3 (58) 28.0 μg/m3 (85) 85.0
 
May 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 64.0 μg/m3 (56) 25.9 μg/m3 (81) 81.0
 
May 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 58.0 μg/m3 (53) 22.4 μg/m3 (73) 73.0
 
May 9, 2021, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 50.0 μg/m3 (47) 19.6 μg/m3 (67) 67.0
 
May 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 56.0 μg/m3 (52) 19.3 μg/m3 (67) 67.0
 
May 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 52.0 μg/m3 (49) 17.0 μg/m3 (62) 62.0
 
May 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 54.0 μg/m3 (50) 18.0 μg/m3 (64) 64.0
 
May 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 60.0 μg/m3 (54) 18.3 μg/m3 (65) 65.0
 
May 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 73.0 μg/m3 (60) 17.5 μg/m3 (63) 63.0
 
May 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 47.0 μg/m3 (44) 10.4 μg/m3 (44) 44.0
 
May 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 31.0 μg/m3 (29) 4.8 μg/m3 (20) 41.0
 
May 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 56.0 μg/m3 (52) 16.2 μg/m3 (60) 60.0
 
May 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 68.0 μg/m3 (58) 25.4 μg/m3 (79) 79.0
 
May 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 77.0 μg/m3 (62) 30.3 μg/m3 (90) 90.0
 
May 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 33.6 μg/m3 (97) 97.0
 
May 8, 2021, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 88.0 μg/m3 (68) 35.9 μg/m3 (102) 102.0
 
May 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 124.0 μg/m3 (86) 50.2 μg/m3 (138) 138.0
 
May 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 51.6 μg/m3 (141) 141.0
 
May 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 62.0 μg/m3 (55) 25.2 μg/m3 (79) 79.0
 
May 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 63.0 μg/m3 (55) 25.6 μg/m3 (80) 80.0
 
May 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 70.0 μg/m3 (59) 26.7 μg/m3 (82) 82.0
 
May 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 76.0 μg/m3 (62) 29.0 μg/m3 (87) 87.0
 
May 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 68.0 μg/m3 (58) 26.8 μg/m3 (82) 82.0
 
May 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 74.0 μg/m3 (61) 28.7 μg/m3 (86) 86.0
 
May 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 69.0 μg/m3 (58) 27.4 μg/m3 (84) 84.0
 
May 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 63.0 μg/m3 (55) 25.2 μg/m3 (79) 79.0
 
May 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 57.0 μg/m3 (52) 22.1 μg/m3 (73) 73.0
 
May 8, 2021, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 55.0 μg/m3 (51) 19.1 μg/m3 (66) 66.0
 
May 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 58.0 μg/m3 (53) 17.7 μg/m3 (63) 63.0
 
May 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 81.0 μg/m3 (64) 18.8 μg/m3 (66) 66.0
 
May 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 85.0 μg/m3 (66) 18.5 μg/m3 (65) 66.0
 
May 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 81.0 μg/m3 (64) 17.8 μg/m3 (63) 64.0
 
May 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 56.0 μg/m3 (52) 15.2 μg/m3 (58) 58.0
 
May 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 46.0 μg/m3 (43) 13.4 μg/m3 (54) 54.0
 
May 7, 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) 11.4 μg/m3 (48) 48.0
 
May 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 30.0 μg/m3 (28) 11.5 μg/m3 (48) 48.0
 
May 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 25.0 μg/m3 (24) 10.8 μg/m3 (46) 46.0
 
May 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 21.0 μg/m3 (20) 10.3 μg/m3 (43) 43.0
 
May 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 19.0 μg/m3 (18) 9.7 μg/m3 (41) 41.0
 
May 7, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 19.0 μg/m3 (18) 9.2 μg/m3 (39) 39.0
 
May 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 15.0 μg/m3 (14) 8.7 μg/m3 (37) 37.0
 
May 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 13.0 μg/m3 (13) 6.2 μg/m3 (26) 26.0
 
May 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 17.0 μg/m3 (16) 8.2 μg/m3 (35) 35.0
 
May 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 18.0 μg/m3 (17) 8.9 μg/m3 (38) 38.0
 
May 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 21.0 μg/m3 (20) 9.9 μg/m3 (42) 42.0
 
May 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 21.0 μg/m3 (20) 9.3 μg/m3 (39) 39.0
 
May 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 20.0 μg/m3 (19) 9.3 μg/m3 (39) 39.0
 
May 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 23.0 μg/m3 (22) 10.1 μg/m3 (43) 43.0
 
May 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 23.0 μg/m3 (22) 9.7 μg/m3 (41) 41.0
 
May 7, 2021, 2 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) 11.2 μg/m3 (47) 47.0
 
May 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 27.0 μg/m3 (25) 10.7 μg/m3 (45) 45.0
 
May 7, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 29.0 μg/m3 (27) 11.2 μg/m3 (47) 47.0
 
May 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 31.0 μg/m3 (29) 11.4 μg/m3 (48) 48.0
 
May 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 28.0 μg/m3 (26) 9.6 μg/m3 (40) 40.0
 
May 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 17.0 μg/m3 (16) 6.0 μg/m3 (25) 31.0
 
May 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 19.0 μg/m3 (18) 5.6 μg/m3 (24) 31.0
 
May 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 18.0 μg/m3 (17) 7.5 μg/m3 (32) 32.0
 
May 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.0 μg/m3 (23) 9.6 μg/m3 (40) 40.0
 
May 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 21.0 μg/m3 (20) 9.1 μg/m3 (38) 38.0
 
May 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 14.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
May 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 14.0 μg/m3 (13) 6.3 μg/m3 (27) 27.0
 
May 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
May 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 13.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
May 6, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 9.0 μg/m3 (9) 4.1 μg/m3 (18) 18.0