AQSQID: 000070203

Site Name: Brandon

Location: Brandon, CC

Reporting: False, Located: True

Current AQI: None

Brandon CC, CA: 49.8422, -99.9189

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 1.0 μg/m3 (1) 6.6 μg/m3 (28) 28.0
 
Jan. 22, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 1.0 μg/m3 (1) 7.6 μg/m3 (32) 32.0
 
Jan. 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 2.0 μg/m3 (2) 9.4 μg/m3 (39) 39.0
 
Jan. 22, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 1.0 μg/m3 (1) 11.2 μg/m3 (47) 47.0
 
Jan. 22, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 4.0 μg/m3 (4) 12.4 μg/m3 (51) 51.0
 
Jan. 22, 2019, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 5.0 μg/m3 (5) 12.4 μg/m3 (51) 51.0
 
Jan. 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 6.0 μg/m3 (5) 11.9 μg/m3 (50) 50.0
 
Jan. 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 6.0 μg/m3 (5) 11.2 μg/m3 (47) 47.0
 
Jan. 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 5.0 μg/m3 (5) 10.3 μg/m3 (43) 43.0
 
Jan. 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 5.0 μg/m3 (5) 9.1 μg/m3 (38) 38.0
 
Jan. 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 4.0 μg/m3 (4) 7.6 μg/m3 (32) 32.0
 
Jan. 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 3.0 μg/m3 (3) 7.1 μg/m3 (30) 30.0
 
Jan. 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 4.0 μg/m3 (4) 9.1 μg/m3 (38) 38.0
 
Jan. 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 5.0 μg/m3 (5) 11.9 μg/m3 (50) 50.0
 
Jan. 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 4.0 μg/m3 (4) 12.3 μg/m3 (51) 51.0
 
Jan. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 5.0 μg/m3 (5) 13.4 μg/m3 (53) 53.0
 
Jan. 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 5.0 μg/m3 (5) 12.2 μg/m3 (50) 50.0
 
Jan. 22, 2019, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 5.0 μg/m3 (5) 11.9 μg/m3 (50) 50.0
 
Jan. 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 6.0 μg/m3 (5) 11.6 μg/m3 (48) 48.0
 
Jan. 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 5.0 μg/m3 (5) 10.8 μg/m3 (45) 45.0
 
Jan. 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 4.0 μg/m3 (4) 10.4 μg/m3 (43) 43.0
 
Jan. 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 5.0 μg/m3 (5) 8.9 μg/m3 (37) 37.0
 
Jan. 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 4.0 μg/m3 (4) 8.6 μg/m3 (36) 36.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 2.0 μg/m3 (2) 2.7 μg/m3 (11) 26.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 0.0 μg/m3 (0) 2.3 μg/m3 (10) 26.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 3.0 μg/m3 (3) 2.9 μg/m3 (12) 24.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 3.0 μg/m3 (3) 2.4 μg/m3 (10) 24.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 26.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 1.0 μg/m3 (1) 2.2 μg/m3 (9) 26.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 2.0 μg/m3 (2) 3.2 μg/m3 (13) 26.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 0.0 μg/m3 (0) 2.2 μg/m3 (9) 25.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 0.0 μg/m3 (0) 2.5 μg/m3 (10) 24.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 0.0 μg/m3 (0) 2.6 μg/m3 (11) 23.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 1.0 μg/m3 (1) 2.8 μg/m3 (12) 24.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 1.0 μg/m3 (1) 2.5 μg/m3 (10) 24.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 0.0 μg/m3 (0) 2.3 μg/m3 (10) 23.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 2.0 μg/m3 (2) 2.7 μg/m3 (11) 22.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 4.0 μg/m3 (4) 4.8 μg/m3 (20) 21.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 1.0 μg/m3 (1) 1.9 μg/m3 (8) 24.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 1.0 μg/m3 (1) 2.0 μg/m3 (8) 25.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 0.0 μg/m3 (0) 2.0 μg/m3 (8) 26.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 2.0 μg/m3 (2) 2.8 μg/m3 (12) 24.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 3.0 μg/m3 (3) 3.4 μg/m3 (14) 25.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 3.0 μg/m3 (3) 3.7 μg/m3 (15) 23.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 0.0 μg/m3 (0) 2.2 μg/m3 (9) 25.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 1.0 μg/m3 (1) 1.9 μg/m3 (8) 25.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 5.0 μg/m3 (5) 2.5 μg/m3 (10) 22.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 7.0 μg/m3 (6) 2.9 μg/m3 (12) 17.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 3.0 μg/m3 (3) 2.5 μg/m3 (10) 15.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 0.0 μg/m3 (0) 2.5 μg/m3 (10) 10.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A -1.0 μg/m3 (0) 1.4 μg/m3 (6) 19.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A -1.0 μg/m3 (0) 1.4 μg/m3 (6) 21.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 1.0 μg/m3 (1) 2.9 μg/m3 (12) 23.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 1.0 μg/m3 (1) 3.2 μg/m3 (13) 22.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A -1.0 μg/m3 (0) 0.8 μg/m3 (3) 25.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 0.0 μg/m3 (0) 0.8 μg/m3 (3) 25.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A -1.0 μg/m3 (0) 0.9 μg/m3 (4) 22.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A -1.0 μg/m3 (0) 0.8 μg/m3 (3) 22.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 0.0 μg/m3 (0) 1.5 μg/m3 (6) 22.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 0.0 μg/m3 (0) 0.9 μg/m3 (4) 22.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 0.0 μg/m3 (0) 1.2 μg/m3 (5) 21.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 0.0 μg/m3 (0) 1.1 μg/m3 (5) 24.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 0.0 μg/m3 (0) 1.2 μg/m3 (5) 26.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 0.0 μg/m3 (0) 1.5 μg/m3 (6) 25.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 1.0 μg/m3 (1) 1.6 μg/m3 (7) 24.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 2.0 μg/m3 (2) 1.6 μg/m3 (7) 25.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 1.0 μg/m3 (1) 1.4 μg/m3 (6) 26.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 0.0 μg/m3 (0) 1.5 μg/m3 (6) 27.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 0.0 μg/m3 (0) 1.5 μg/m3 (6) 25.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 2.0 μg/m3 (2) 8.9 μg/m3 (37) 37.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 0.0 μg/m3 (0) 9.1 μg/m3 (38) 38.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 1.0 μg/m3 (1) 10.0 μg/m3 (42) 42.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 3.0 μg/m3 (3) 11.1 μg/m3 (46) 46.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 2.0 μg/m3 (2) 7.8 μg/m3 (32) 32.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 2.0 μg/m3 (2) 6.9 μg/m3 (29) 29.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 2.0 μg/m3 (2) 6.7 μg/m3 (28) 28.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 2.0 μg/m3 (2) 6.5 μg/m3 (27) 27.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 1.0 μg/m3 (1) 6.5 μg/m3 (27) 27.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 1.0 μg/m3 (1) 6.7 μg/m3 (28) 28.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 3.0 μg/m3 (3) 7.4 μg/m3 (31) 31.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 4.0 μg/m3 (4) 6.8 μg/m3 (28) 28.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 4.0 μg/m3 (4) 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 2.0 μg/m3 (2) 7.7 μg/m3 (32) 32.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 2.0 μg/m3 (2) 6.8 μg/m3 (28) 28.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 3.0 μg/m3 (3) 7.7 μg/m3 (32) 32.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 3.0 μg/m3 (3) 8.5 μg/m3 (35) 35.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 5.0 μg/m3 (5) 11.4 μg/m3 (48) 48.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 6.0 μg/m3 (5) 15.2 μg/m3 (57) 57.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 5.0 μg/m3 (5) 15.1 μg/m3 (57) 57.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 7.0 μg/m3 (6) 15.1 μg/m3 (57) 57.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 6.0 μg/m3 (5) 14.6 μg/m3 (56) 56.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 6.0 μg/m3 (5) 14.2 μg/m3 (55) 55.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 7.0 μg/m3 (6) 14.4 μg/m3 (55) 55.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 7.0 μg/m3 (6) 14.5 μg/m3 (55) 55.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 5.0 μg/m3 (5) 15.3 μg/m3 (57) 57.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 10.0 μg/m3 (9) 18.1 μg/m3 (63) 63.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 8.0 μg/m3 (7) 17.0 μg/m3 (61) 61.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 7.0 μg/m3 (6) 15.6 μg/m3 (58) 58.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 7.0 μg/m3 (6) 14.1 μg/m3 (54) 54.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 7.0 μg/m3 (6) 13.4 μg/m3 (53) 53.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 6.0 μg/m3 (5) 12.8 μg/m3 (52) 52.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 4.0 μg/m3 (4) 12.9 μg/m3 (52) 52.0
 
Jan. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 3.0 μg/m3 (3) 12.2 μg/m3 (50) 50.0
 
Jan. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 4.0 μg/m3 (4) 13.1 μg/m3 (52) 52.0
 
Jan. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 2.0 μg/m3 (2) 5.1 μg/m3 (21) 25.0
 
Jan. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 2.0 μg/m3 (2) 4.9 μg/m3 (20) 21.0
 
Jan. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 4.0 μg/m3 (4) 6.7 μg/m3 (28) 28.0
 
Jan. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 4.0 μg/m3 (4) 6.6 μg/m3 (28) 28.0
 
Jan. 11, 2019, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 3.0 μg/m3 (3) 5.9 μg/m3 (25) 25.0
 
Jan. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 3.0 μg/m3 (3) 5.7 μg/m3 (24) 24.0
 
Jan. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 3.0 μg/m3 (3) 5.9 μg/m3 (25) 25.0
 
Jan. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 2.0 μg/m3 (2) 6.0 μg/m3 (25) 25.0
 
Jan. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 3.0 μg/m3 (3) 6.3 μg/m3 (26) 26.0
 
Jan. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 2.0 μg/m3 (2) 6.3 μg/m3 (26) 26.0
 
Jan. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 1.0 μg/m3 (1) 5.7 μg/m3 (24) 24.0
 
Jan. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 1.0 μg/m3 (1) 5.8 μg/m3 (24) 24.0
 
Jan. 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 2.0 μg/m3 (2) 6.2 μg/m3 (26) 26.0
 
Jan. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 1.0 μg/m3 (1) 6.7 μg/m3 (28) 28.0
 
Jan. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 1.0 μg/m3 (1) 6.9 μg/m3 (29) 29.0
 
Jan. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 2.0 μg/m3 (2) 7.2 μg/m3 (30) 30.0
 
Jan. 11, 2019, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 2.0 μg/m3 (2) 7.3 μg/m3 (30) 30.0
 
Jan. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 1.0 μg/m3 (1) 7.4 μg/m3 (31) 31.0
 
Jan. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 1.0 μg/m3 (1) 7.3 μg/m3 (30) 30.0
 
Jan. 10, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 1.0 μg/m3 (1) 7.0 μg/m3 (29) 29.0
 
Jan. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 1.0 μg/m3 (1) 7.6 μg/m3 (32) 32.0
 
Jan. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 0.0 μg/m3 (0) 6.4 μg/m3 (27) 27.0
 
Jan. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A -1.0 μg/m3 (0) 5.6 μg/m3 (23) 23.0
 
Jan. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A -2.0 μg/m3 (0) 4.8 μg/m3 (20) 22.0
 
Jan. 10, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 7.0 μg/m3 (6) 12.1 μg/m3 (50) 50.0
 
Jan. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 5.0 μg/m3 (5) 8.8 μg/m3 (37) 37.0
 
Jan. 3, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 0.0 μg/m3 (0) 2.0 μg/m3 (8) 22.0
 
Jan. 3, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A -1.0 μg/m3 (0) 2.1 μg/m3 (9) 22.0
 
Jan. 3, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 0.0 μg/m3 (0) 2.6 μg/m3 (11) 22.0
 
Jan. 3, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 1.0 μg/m3 (1) 2.3 μg/m3 (10) 22.0
 
Jan. 3, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 1.0 μg/m3 (1) 2.2 μg/m3 (9) 22.0
 
Jan. 3, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 2.0 μg/m3 (2) 2.2 μg/m3 (9) 22.0
 
Jan. 3, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 1.0 μg/m3 (1) 2.4 μg/m3 (10) 22.0
 
Jan. 3, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 1.0 μg/m3 (1) 3.0 μg/m3 (12) 23.0
 
Jan. 3, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 1.0 μg/m3 (1) 3.4 μg/m3 (14) 23.0
 
Jan. 3, 2019, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 1.0 μg/m3 (1) 3.7 μg/m3 (15) 23.0
 
Jan. 2, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 0.0 μg/m3 (0) 3.6 μg/m3 (15) 25.0
 
Jan. 2, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A -1.0 μg/m3 (0) 3.4 μg/m3 (14) 23.0
 
Jan. 2, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A -2.0 μg/m3 (0) 3.2 μg/m3 (13) 24.0
 
Jan. 2, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A -1.0 μg/m3 (0) 2.8 μg/m3 (12) 25.0
 
Jan. 2, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A -1.0 μg/m3 (0) 2.5 μg/m3 (10) 26.0
 
Jan. 2, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 0.0 μg/m3 (0) 2.6 μg/m3 (11) 25.0
 
Jan. 2, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 1.0 μg/m3 (1) 3.0 μg/m3 (12) 23.0
 
Jan. 2, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 3.0 μg/m3 (3) 4.3 μg/m3 (18) 21.0
 
Jan. 2, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 3.0 μg/m3 (3) 5.3 μg/m3 (22) 22.0
 
Jan. 2, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 3.0 μg/m3 (3) 4.9 μg/m3 (20) 20.0
 
Jan. 2, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 2.0 μg/m3 (2) 4.1 μg/m3 (17) 18.0
 
Jan. 2, 2019, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 2.0 μg/m3 (2) 4.4 μg/m3 (18) 21.0
 
Jan. 2, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 1.0 μg/m3 (1) 4.0 μg/m3 (17) 22.0
 
Dec. 30, 2018, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 2.0 μg/m3 (2) 6.1 μg/m3 (25) 25.0
 
Dec. 30, 2018, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 4.0 μg/m3 (4) 9.0 μg/m3 (38) 38.0
 
Dec. 30, 2018, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 5.0 μg/m3 (5) 8.7 μg/m3 (36) 36.0
 
Dec. 30, 2018, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 3.0 μg/m3 (3) 7.6 μg/m3 (32) 32.0
 
Dec. 30, 2018, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 2.0 μg/m3 (2) 8.9 μg/m3 (37) 37.0
 
Dec. 30, 2018, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 2.0 μg/m3 (2) 9.0 μg/m3 (38) 38.0
 
Dec. 30, 2018, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 3.0 μg/m3 (3) 10.1 μg/m3 (42) 42.0
 
Dec. 30, 2018, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 3.0 μg/m3 (3) 11.6 μg/m3 (48) 48.0
 
Dec. 30, 2018, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 2.0 μg/m3 (2) 11.1 μg/m3 (46) 46.0
 
Dec. 30, 2018, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 3.0 μg/m3 (3) 13.2 μg/m3 (53) 53.0
 
Dec. 30, 2018, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 3.0 μg/m3 (3) 12.0 μg/m3 (50) 50.0
 
Dec. 30, 2018, 4 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 3.0 μg/m3 (3) 10.8 μg/m3 (45) 45.0
 
Dec. 30, 2018, 3 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 3.0 μg/m3 (3) 10.0 μg/m3 (42) 42.0
 
Dec. 30, 2018, 2 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 3.0 μg/m3 (3) 11.0 μg/m3 (46) 46.0
 
Dec. 30, 2018, 1 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 3.0 μg/m3 (3) 10.6 μg/m3 (44) 44.0