ID: 2445

AQSQID: 060798002

Site Name: Atascadero2

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

Updated: Sept. 20, 2020, 4:38 p.m.

Location: Atascadero (Asuncion), CA

Reporting: True, Located: True

Current AQI: 25.0

Atascadero (Asuncion) CA, US: 35.494556, -120.666203

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 20, 2020, 3 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 10.0 ppb (8) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 2 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 3.0 ppb (2) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 1 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 4.0 ppb (3) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, noon 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 5.0 ppb (4) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 7.0 ppb (5) N/A 9.0 μg/m3 (8) 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 9 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 12.0 ppb (9) N/A 11.0 μg/m3 (10) 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 13.0 ppb (10) N/A 15.0 μg/m3 (14) 14.0 μg/m3 (54) 54.0
 
Sept. 20, 2020, 7 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) N/A 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 6 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (16) N/A 21.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 3 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) N/A 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2020, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) N/A 21.0 μg/m3 (19) 13.0 μg/m3 (52) 52.0
 
Sept. 20, 2020, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) N/A 18.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
Sept. 20, 2020, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A 22.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
Sept. 19, 2020, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A 19.0 μg/m3 (17) 13.0 μg/m3 (52) 52.0
 
Sept. 19, 2020, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 27.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
Sept. 19, 2020, 8 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2020, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2020, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) N/A 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
Sept. 19, 2020, 5 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (20) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2020, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 21.0 ppb (16) N/A 19.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Sept. 19, 2020, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 18.0 ppb (14) N/A 21.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2020, 2 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 14.0 ppb (11) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2020, 1 p.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 4.0 ppb (3) N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, noon 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 5.0 ppb (4) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 11 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 7.0 ppb (5) N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 12.0 ppb (9) N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 8 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 14.0 ppb (11) N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 7 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (12) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 6 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (12) N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 5 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) N/A 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 4 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 17.0 ppb (13) N/A 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 23.0 ppb (18) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2020, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) N/A 8.0 μg/m3 (7) 7.0 μg/m3 (29) 29.0
 
Sept. 19, 2020, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 31.0 ppb (24) N/A 8.0 μg/m3 (7) 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 31.0 ppb (24) N/A 15.0 μg/m3 (14) 14.0 μg/m3 (54) 54.0
 
Sept. 18, 2020, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (25) N/A 15.0 μg/m3 (14) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2020, 10 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (25) N/A 21.0 μg/m3 (19) 15.0 μg/m3 (56) 56.0
 
Sept. 18, 2020, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A 28.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
Sept. 18, 2020, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 30.0 μg/m3 (27) 13.0 μg/m3 (52) 52.0
 
Sept. 18, 2020, 7 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
Sept. 18, 2020, 6 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (22) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 22.0
 
Sept. 18, 2020, 5 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 23.0 ppb (18) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
Sept. 18, 2020, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 21.0 ppb (16) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 3 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 17.0 ppb (13) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 2 p.m. 16.0 ppb (15) 4.0 ppb (4) N/A 12.0 ppb (11) N/A N/A 4.0 ppb (3) N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Sept. 18, 2020, 1 p.m. 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 6.0 ppb (5) N/A 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2020, noon 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 10.0 ppb (8) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2020, 11 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 10.0 μg/m3 (42) 42.0
 
Sept. 18, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 14.0 ppb (11) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 8 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (13) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 18.0 ppb (14) N/A 13.0 μg/m3 (12) 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2020, 6 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 18.0 ppb (14) N/A 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (15) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2020, 4 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (18) N/A 43.0 μg/m3 (39) 17.0 μg/m3 (61) 61.0
 
Sept. 18, 2020, 3 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) N/A 64.0 μg/m3 (54) 31.0 μg/m3 (90) 90.0
 
Sept. 18, 2020, 2 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 41.0 ppb (32) N/A 59.0 μg/m3 (52) 29.0 μg/m3 (86) 86.0
 
Sept. 18, 2020, 1 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) N/A 55.0 μg/m3 (50) 24.0 μg/m3 (76) 76.0
 
Sept. 18, 2020, midnight 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A 60.0 μg/m3 (52) 29.0 μg/m3 (86) 86.0
 
Sept. 17, 2020, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A 65.0 μg/m3 (55) 32.0 μg/m3 (93) 93.0
 
Sept. 17, 2020, 10 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A 60.0 μg/m3 (52) 30.0 μg/m3 (88) 88.0
 
Sept. 17, 2020, 9 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 58.0 μg/m3 (52) 28.0 μg/m3 (84) 84.0
 
Sept. 17, 2020, 8 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 56.0 ppb (43) N/A 67.0 μg/m3 (56) 31.0 μg/m3 (90) 90.0
 
Sept. 17, 2020, 7 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A 56.0 μg/m3 (50) 23.0 μg/m3 (73) 73.0
 
Sept. 17, 2020, 6 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) N/A 44.0 μg/m3 (40) 15.0 μg/m3 (56) 56.0
 
Sept. 17, 2020, 5 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) N/A 40.0 μg/m3 (36) 15.0 μg/m3 (56) 56.0
 
Sept. 17, 2020, 4 p.m. 14.0 ppb (13) 4.0 ppb (4) N/A 10.0 ppb (9) N/A N/A 12.0 ppb (9) N/A 37.0 μg/m3 (34) 13.0 μg/m3 (52) 52.0
 
Sept. 17, 2020, 3 p.m. 29.0 ppb (27) 12.0 ppb (11) N/A 16.0 ppb (15) N/A N/A 6.0 ppb (5) N/A 49.0 μg/m3 (45) 18.0 μg/m3 (63) 63.0
 
Sept. 17, 2020, 2 p.m. 14.0 ppb (13) 3.0 ppb (3) N/A 11.0 ppb (10) N/A N/A 4.0 ppb (3) N/A 40.0 μg/m3 (36) 22.0 μg/m3 (71) 71.0
 
Sept. 17, 2020, 1 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 7.0 ppb (5) N/A 28.0 μg/m3 (25) 20.0 μg/m3 (67) 67.0
 
Sept. 17, 2020, noon 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (8) N/A 25.0 μg/m3 (23) 20.0 μg/m3 (67) 67.0
 
Sept. 17, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 14.0 ppb (11) N/A 23.0 μg/m3 (21) 19.0 μg/m3 (65) 65.0
 
Sept. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
Sept. 17, 2020, 9 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 23.0 ppb (18) N/A 25.0 μg/m3 (23) 24.0 μg/m3 (76) 76.0
 
Sept. 17, 2020, 8 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) N/A 31.0 μg/m3 (28) 24.0 μg/m3 (76) 76.0
 
Sept. 17, 2020, 7 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) N/A 32.0 μg/m3 (29) 25.0 μg/m3 (78) 78.0
 
Sept. 17, 2020, 6 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) N/A 31.0 μg/m3 (28) 28.0 μg/m3 (84) 84.0
 
Sept. 17, 2020, 5 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 24.0 ppb (18) N/A 48.0 μg/m3 (44) 28.0 μg/m3 (84) 84.0
 
Sept. 17, 2020, 4 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 27.0 ppb (21) N/A 53.0 μg/m3 (48) 32.0 μg/m3 (93) 93.0
 
Sept. 17, 2020, 3 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (29) N/A 47.0 μg/m3 (43) 32.0 μg/m3 (93) 93.0
 
Sept. 17, 2020, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) N/A 56.0 μg/m3 (50) 29.0 μg/m3 (86) 86.0
 
Sept. 17, 2020, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 55.0 ppb (42) N/A 53.0 μg/m3 (48) 31.0 μg/m3 (90) 90.0
 
Sept. 17, 2020, midnight 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A 45.0 μg/m3 (41) 32.0 μg/m3 (93) 93.0
 
Sept. 16, 2020, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A 41.0 μg/m3 (37) 30.0 μg/m3 (88) 88.0
 
Sept. 16, 2020, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) N/A 26.0 μg/m3 (24) 21.0 μg/m3 (69) 69.0
 
Sept. 16, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (39) N/A 30.0 μg/m3 (27) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A 53.0 μg/m3 (48) 26.0 μg/m3 (80) 80.0
 
Sept. 16, 2020, 7 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A 53.0 μg/m3 (48) 26.0 μg/m3 (80) 80.0
 
Sept. 16, 2020, 6 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 53.0 μg/m3 (48) 20.0 μg/m3 (67) 67.0
 
Sept. 16, 2020, 5 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) N/A 36.0 μg/m3 (33) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2020, 4 p.m. 12.0 ppb (11) 4.0 ppb (4) N/A 8.0 ppb (7) N/A N/A 17.0 ppb (13) N/A 33.0 μg/m3 (30) 14.0 μg/m3 (54) 54.0
 
Sept. 16, 2020, 3 p.m. 25.0 ppb (23) 13.0 ppb (12) N/A 12.0 ppb (11) N/A N/A 6.0 ppb (5) N/A 37.0 μg/m3 (34) 15.0 μg/m3 (56) 56.0
 
Sept. 16, 2020, 2 p.m. 15.0 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (8) N/A N/A 3.0 ppb (2) N/A 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Sept. 16, 2020, 1 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 4.0 ppb (3) N/A 18.0 μg/m3 (16) 14.0 μg/m3 (54) 54.0
 
Sept. 16, 2020, noon 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 5.0 ppb (4) N/A 18.0 μg/m3 (16) 18.0 μg/m3 (63) 63.0
 
Sept. 16, 2020, 11 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 7.0 ppb (5) N/A 22.0 μg/m3 (20) 16.0 μg/m3 (59) 59.0
 
Sept. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 19.0 μg/m3 (65) 65.0
 
Sept. 16, 2020, 9 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 9.0 ppb (7) N/A 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2020, 8 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) N/A 26.0 μg/m3 (24) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2020, 7 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 9.0 ppb (7) N/A 24.0 μg/m3 (22) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2020, 6 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 10.0 ppb (8) N/A 21.0 μg/m3 (19) 14.0 μg/m3 (54) 54.0
 
Sept. 16, 2020, 5 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 12.0 ppb (9) N/A 20.0 μg/m3 (18) 12.0 μg/m3 (50) 50.0
 
Sept. 16, 2020, 4 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 15.0 ppb (12) N/A 24.0 μg/m3 (22) 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2020, 3 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) N/A 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Sept. 16, 2020, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 33.0
 
Sept. 16, 2020, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A 44.0 μg/m3 (40) 25.0 μg/m3 (78) 78.0
 
Sept. 16, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A 50.0 μg/m3 (45) 38.0 μg/m3 (106) 106.0
 
Sept. 15, 2020, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A 45.0 μg/m3 (41) 37.0 μg/m3 (104) 104.0
 
Sept. 15, 2020, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (37) N/A 36.0 μg/m3 (33) 34.0 μg/m3 (97) 97.0
 
Sept. 15, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 53.0 ppb (41) N/A 24.0 μg/m3 (22) 16.0 μg/m3 (59) 59.0
 
Sept. 15, 2020, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A 41.0 μg/m3 (37) 23.0 μg/m3 (73) 73.0
 
Sept. 15, 2020, 7 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) N/A 68.0 μg/m3 (56) 47.0 μg/m3 (129) 129.0
 
Sept. 15, 2020, 6 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) N/A 74.0 μg/m3 (60) 42.0 μg/m3 (116) 116.0
 
Sept. 15, 2020, 5 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) N/A 76.0 μg/m3 (60) 57.0 μg/m3 (151) 151.0
 
Sept. 15, 2020, 4 p.m. 19.0 ppb (18) 7.0 ppb (6) N/A 11.0 ppb (10) N/A N/A 14.0 ppb (11) N/A 58.0 μg/m3 (52) 28.0 μg/m3 (84) 84.0
 
Sept. 15, 2020, 3 p.m. 30.0 ppb (28) 16.0 ppb (15) N/A 14.0 ppb (13) N/A N/A 5.0 ppb (4) N/A 51.0 μg/m3 (46) 33.0 μg/m3 (95) 95.0
 
Sept. 15, 2020, 2 p.m. 14.0 ppb (13) 5.0 ppb (5) N/A 9.0 ppb (8) N/A N/A 3.0 ppb (2) N/A 45.0 μg/m3 (41) 26.0 μg/m3 (80) 80.0
 
Sept. 15, 2020, 1 p.m. 10.0 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 4.0 ppb (3) N/A 27.0 μg/m3 (25) 25.0 μg/m3 (78) 78.0
 
Sept. 15, 2020, noon 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 6.0 ppb (5) N/A 30.0 μg/m3 (27) 24.0 μg/m3 (76) 76.0
 
Sept. 15, 2020, 11 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 8.0 ppb (6) N/A 38.0 μg/m3 (35) 27.0 μg/m3 (82) 82.0
 
Sept. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 27.0 μg/m3 (82) 82.0
 
Sept. 15, 2020, 9 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) N/A 34.0 μg/m3 (31) 27.0 μg/m3 (82) 82.0
 
Sept. 15, 2020, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (8) N/A 46.0 μg/m3 (42) 37.0 μg/m3 (104) 104.0
 
Sept. 15, 2020, 7 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) N/A 39.0 μg/m3 (35) 34.0 μg/m3 (97) 97.0
 
Sept. 15, 2020, 6 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 12.0 ppb (9) N/A 43.0 μg/m3 (39) 43.0 μg/m3 (119) 119.0
 
Sept. 15, 2020, 5 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) N/A 56.0 μg/m3 (50) 48.0 μg/m3 (131) 131.0
 
Sept. 15, 2020, 4 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 70.0 μg/m3 (58) 57.0 μg/m3 (151) 151.0
 
Sept. 15, 2020, 3 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) N/A 73.0 μg/m3 (59) 62.0 μg/m3 (153) 153.0
 
Sept. 15, 2020, 2 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A 78.0 μg/m3 (62) 66.0 μg/m3 (156) 156.0
 
Sept. 15, 2020, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 86.0 μg/m3 (66) 72.0 μg/m3 (159) 159.0
 
Sept. 15, 2020, midnight 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A 77.0 μg/m3 (61) 60.0 μg/m3 (152) 152.0
 
Sept. 14, 2020, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A 73.0 μg/m3 (59) 56.0 μg/m3 (150) 150.0
 
Sept. 14, 2020, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A 51.0 μg/m3 (46) 42.0 μg/m3 (116) 116.0
 
Sept. 14, 2020, 9 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A 60.0 μg/m3 (52) 51.0 μg/m3 (139) 139.0
 
Sept. 14, 2020, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) N/A 69.0 μg/m3 (57) 53.0 μg/m3 (144) 144.0
 
Sept. 14, 2020, 7 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) N/A 75.0 μg/m3 (60) 42.0 μg/m3 (116) 116.0
 
Sept. 14, 2020, 6 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) N/A 77.0 μg/m3 (61) 45.0 μg/m3 (124) 124.0
 
Sept. 14, 2020, 5 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) N/A 70.0 μg/m3 (58) 49.0 μg/m3 (134) 134.0
 
Sept. 14, 2020, 4 p.m. 9.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 68.0 μg/m3 (56) 39.0 μg/m3 (109) 109.0
 
Sept. 14, 2020, 3 p.m. 15.0 ppb (14) 5.0 ppb (5) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) N/A 63.0 μg/m3 (54) 31.0 μg/m3 (90) 90.0
 
Sept. 14, 2020, 2 p.m. 16.0 ppb (15) 5.0 ppb (5) N/A 10.0 ppb (9) N/A N/A 4.0 ppb (3) N/A 59.0 μg/m3 (52) 32.0 μg/m3 (93) 93.0
 
Sept. 14, 2020, 1 p.m. 9.0 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 5.0 ppb (4) N/A 42.0 μg/m3 (38) 31.0 μg/m3 (90) 90.0
 
Sept. 14, 2020, noon 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 8.0 ppb (6) N/A 42.0 μg/m3 (38) 26.0 μg/m3 (80) 80.0
 
Sept. 14, 2020, 11 a.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 10.0 ppb (8) N/A 48.0 μg/m3 (44) 41.0 μg/m3 (114) 114.0
 
Sept. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (40) 40.0 μg/m3 (111) 111.0
 
Sept. 14, 2020, 9 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (9) N/A 49.0 μg/m3 (45) 39.0 μg/m3 (109) 109.0
 
Sept. 14, 2020, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) N/A 59.0 μg/m3 (52) 38.0 μg/m3 (106) 106.0
 
Sept. 14, 2020, 7 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) N/A 64.0 μg/m3 (54) 45.0 μg/m3 (124) 124.0
 
Sept. 14, 2020, 6 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A N/A 18.0 ppb (14) N/A 63.0 μg/m3 (54) 47.0 μg/m3 (129) 129.0
 
Sept. 14, 2020, 5 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 68.0 μg/m3 (56) 51.0 μg/m3 (139) 139.0
 
Sept. 14, 2020, 4 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) N/A 72.0 μg/m3 (58) 47.0 μg/m3 (129) 129.0
 
Sept. 14, 2020, 3 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) N/A 65.0 μg/m3 (55) 46.0 μg/m3 (126) 126.0
 
Sept. 14, 2020, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A 77.0 μg/m3 (61) 49.0 μg/m3 (134) 134.0
 
Sept. 14, 2020, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A 76.0 μg/m3 (60) 47.0 μg/m3 (129) 129.0
 
Sept. 14, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A 70.0 μg/m3 (58) 47.0 μg/m3 (129) 129.0
 
Sept. 13, 2020, 11 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (35) N/A 78.0 μg/m3 (62) 55.0 μg/m3 (149) 149.0
 
Sept. 13, 2020, 10 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 84.0 μg/m3 (64) 56.0 μg/m3 (150) 150.0
 
Sept. 13, 2020, 9 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A 73.0 μg/m3 (59) 58.0 μg/m3 (151) 151.0
 
Sept. 13, 2020, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A 60.0 μg/m3 (52) 35.0 μg/m3 (99) 99.0
 
Sept. 13, 2020, 7 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A 67.0 μg/m3 (56) 26.0 μg/m3 (80) 80.0
 
Sept. 13, 2020, 6 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) N/A 55.0 μg/m3 (50) 32.0 μg/m3 (93) 93.0
 
Sept. 13, 2020, 5 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) N/A 47.0 μg/m3 (43) 21.0 μg/m3 (69) 69.0
 
Sept. 13, 2020, 4 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) N/A 36.0 μg/m3 (33) 16.0 μg/m3 (59) 59.0