AQSQID: 060670006

Site Name: Sacramento - Del Paso Manor

Location: Sacramento (Avalon Dr), CA

Reporting: True, Located: True

Current AQI: 40.0

Sacramento (Avalon Dr) CA, US: 38.613804, -121.368007

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 13, 2019, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (33) 0.17 ppb (2) N/A N/A 33.0
 
April 13, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) 0.13 ppb (1) N/A -1.0 μg/m3 (0) 37.0
 
April 13, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (38) 0.13 ppb (1) N/A -1.0 μg/m3 (0) 38.0
 
April 12, 2019, 11 p.m. 14.0 ppb (13) 6.0 ppb (6) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 46.0 ppb (35) 0.14 ppb (2) N/A N/A 35.0
 
April 12, 2019, 10 p.m. 6.0 ppb (6) 4.0 ppb (4) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 48.0 ppb (37) 0.13 ppb (1) N/A N/A 37.0
 
April 12, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (35) 0.12 ppb (1) N/A N/A 35.0
 
April 12, 2019, 8 p.m. 5.0 ppb (5) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (33) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 33.0
 
April 12, 2019, 7 p.m. 1.0 ppb (1) 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 32.0
 
April 12, 2019, 6 p.m. 10.0 ppb (9) 3.0 ppb (3) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 28.0
 
April 12, 2019, 5 p.m. 6.0 ppb (6) 3.0 ppb (3) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 25.0
 
April 12, 2019, 4 p.m. 9.0 ppb (8) 4.0 ppb (4) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) N/A -1.0 μg/m3 (0) 18.0
 
April 12, 2019, 3 p.m. 8.0 ppb (7) 5.0 ppb (5) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 24.0 ppb (18) 0.16 ppb (2) N/A -2.0 μg/m3 (0) 18.0
 
April 12, 2019, 2 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 21.0 ppb (16) 0.17 ppb (2) N/A -2.0 μg/m3 (0) 16.0
 
April 12, 2019, 1 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (18) 0.15 ppb (2) N/A N/A 18.0
 
April 12, 2019, noon 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A -4.0 μg/m3 (0) 19.0
 
April 12, 2019, 11 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) 0.12 ppb (1) N/A -1.0 μg/m3 (0) 19.0
 
April 12, 2019, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 20.0
 
April 12, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 22.0
 
April 12, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) 0.12 ppb (1) N/A 0.0 μg/m3 (0) 22.0
 
April 12, 2019, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
April 12, 2019, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 23.0
 
April 12, 2019, 5 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.17 ppb (2) N/A 3.0 μg/m3 (12) 22.0
 
April 12, 2019, 4 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) N/A 2.0 μg/m3 (8) 25.0
 
April 12, 2019, 3 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (28) 0.17 ppb (2) N/A 2.0 μg/m3 (8) 28.0
 
April 12, 2019, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (33) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 33.0
 
April 12, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (38) 0.12 ppb (1) N/A 73.0 μg/m3 (159) 159.0
 
April 12, 2019, midnight 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 49.0 ppb (38) 0.12 ppb (1) N/A N/A 38.0
 
April 11, 2019, 11 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) 0.12 ppb (1) N/A 5.0 μg/m3 (21) 36.0
 
April 11, 2019, 10 p.m. 8.0 ppb (7) 8.0 ppb (7) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 44.0 ppb (34) 0.14 ppb (2) N/A N/A 34.0
 
April 11, 2019, 9 p.m. 11.0 ppb (10) 6.0 ppb (6) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 39.0 ppb (30) 0.14 ppb (2) N/A N/A 30.0
 
April 11, 2019, 8 p.m. 16.0 ppb (15) 11.0 ppb (10) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) N/A N/A 28.0
 
April 11, 2019, 7 p.m. 7.0 ppb (6) 6.0 ppb (6) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) 0.15 ppb (2) N/A N/A 28.0
 
April 11, 2019, 6 p.m. 24.0 ppb (22) 26.0 ppb (24) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 29.0 ppb (22) 0.17 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 11, 2019, 5 p.m. 20.0 ppb (19) 12.0 ppb (11) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 11, 2019, 4 p.m. 17.0 ppb (16) 10.0 ppb (9) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 11, 2019, 3 p.m. 28.0 ppb (26) 27.0 ppb (25) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 19.0 ppb (15) 0.21 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
April 11, 2019, 2 p.m. 18.0 ppb (17) 7.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 17.0 ppb (13) 0.22 ppb (2) N/A N/A 17.0
 
April 11, 2019, 1 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) N/A N/A 17.0
 
April 11, 2019, noon N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 11, 2019, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 11, 2019, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
April 11, 2019, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 23.0
 
April 11, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 26.0
 
April 11, 2019, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 11, 2019, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 11, 2019, 5 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
April 11, 2019, 4 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 27.0 ppb (21) 0.24 ppb (3) N/A -2.0 μg/m3 (0) 21.0
 
April 11, 2019, 3 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) 0.21 ppb (2) N/A -2.0 μg/m3 (0) 25.0
 
April 11, 2019, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 30.0
 
April 11, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 34.0
 
April 11, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (35) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 35.0
 
April 10, 2019, 11 p.m. 12.0 ppb (11) 10.0 ppb (9) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 42.0 ppb (32) 0.13 ppb (1) N/A 6.0 μg/m3 (25) 32.0
 
April 10, 2019, 10 p.m. 10.0 ppb (9) 7.0 ppb (6) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) N/A 7.0 μg/m3 (29) 33.0
 
April 10, 2019, 9 p.m. 20.0 ppb (19) 15.0 ppb (14) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 31.0
 
April 10, 2019, 8 p.m. 10.0 ppb (9) 6.0 ppb (6) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 31.0
 
April 10, 2019, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) N/A N/A 32.0
 
April 10, 2019, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) N/A N/A 30.0
 
April 10, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 28.0
 
April 10, 2019, 4 p.m. 15.0 ppb (14) 10.0 ppb (9) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 22.0
 
April 10, 2019, 3 p.m. 13.0 ppb (12) 7.0 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) 0.16 ppb (2) N/A 4.0 μg/m3 (17) 20.0
 
April 10, 2019, 2 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 24.0 ppb (18) 0.16 ppb (2) N/A N/A 18.0
 
April 10, 2019, 1 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.14 ppb (2) N/A N/A 19.0
 
April 10, 2019, noon 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) 0.13 ppb (1) N/A N/A 21.0
 
April 10, 2019, 11 a.m. 2.0 ppb (2) N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.12 ppb (1) N/A N/A 23.0
 
April 10, 2019, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.11 ppb (1) N/A N/A 25.0
 
April 10, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.12 ppb (1) N/A N/A 25.0
 
April 10, 2019, 8 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) 0.12 ppb (1) N/A N/A 27.0
 
April 10, 2019, 7 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (29) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 29.0
 
April 10, 2019, 6 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 31.0
 
April 10, 2019, 5 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) N/A 3.0 μg/m3 (12) 31.0
 
April 10, 2019, 4 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) 0.12 ppb (1) N/A -2.0 μg/m3 (0) 29.0
 
April 10, 2019, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) N/A -2.0 μg/m3 (0) 31.0
 
April 10, 2019, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 34.0
 
April 10, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 35.0
 
April 10, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (36) 0.12 ppb (1) N/A 0.0 μg/m3 (0) 36.0
 
April 9, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 47.0 ppb (36) 0.11 ppb (1) N/A -2.0 μg/m3 (0) 36.0
 
April 9, 2019, 10 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (35) 0.12 ppb (1) N/A -2.0 μg/m3 (0) 35.0
 
April 9, 2019, 9 p.m. 24.0 ppb (22) 20.0 ppb (19) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 42.0 ppb (32) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 32.0
 
April 9, 2019, 8 p.m. 29.0 ppb (27) 15.0 ppb (14) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 31.0
 
April 9, 2019, 7 p.m. 7.0 ppb (6) 5.0 ppb (5) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (34) 0.12 ppb (1) N/A 6.0 μg/m3 (25) 34.0
 
April 9, 2019, 6 p.m. 24.0 ppb (22) 13.0 ppb (12) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 31.0
 
April 9, 2019, 5 p.m. 18.0 ppb (17) 16.0 ppb (15) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) N/A N/A 31.0
 
April 9, 2019, 4 p.m. 11.0 ppb (10) 11.0 ppb (10) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) N/A N/A 30.0
 
April 9, 2019, 3 p.m. 16.0 ppb (15) 9.0 ppb (8) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) N/A N/A 24.0
 
April 9, 2019, 2 p.m. 23.0 ppb (21) 9.0 ppb (8) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 17.0 ppb (13) 0.27 ppb (3) N/A N/A 21.0
 
April 9, 2019, 1 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 16.0 ppb (12) 0.16 ppb (2) N/A 1.0 μg/m3 (4) 12.0
 
April 9, 2019, noon 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 18.0
 
April 9, 2019, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 25.0
 
April 9, 2019, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) 0.11 ppb (1) N/A 3.0 μg/m3 (12) 26.0
 
April 9, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.11 ppb (1) N/A 0.0 μg/m3 (0) 22.0
 
April 9, 2019, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A -1.0 μg/m3 (0) 22.0
 
April 9, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 19.0
 
April 9, 2019, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) 0.12 ppb (1) N/A 3.0 μg/m3 (12) 17.0
 
April 9, 2019, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 18.0 ppb (14) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 14.0
 
April 9, 2019, 4 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (12) 0.13 ppb (1) N/A 32.0 μg/m3 (93) 93.0
 
April 9, 2019, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 13.0
 
April 9, 2019, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 20.0 ppb (15) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 17.0
 
April 9, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (18) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 18.0
 
April 9, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 19.0
 
April 8, 2019, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 21.0
 
April 8, 2019, 10 p.m. 1.0 ppb (1) 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 28.0 ppb (22) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 22.0
 
April 8, 2019, 9 p.m. N/A 7.0 ppb (6) N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
April 8, 2019, 8 p.m. N/A 8.0 ppb (7) N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
April 8, 2019, 7 p.m. N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
April 8, 2019, 6 p.m. N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
April 8, 2019, 5 p.m. N/A 1.0 ppb (1) N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (54) 54.0
 
April 8, 2019, 4 p.m. N/A 1.0 ppb (1) N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
April 8, 2019, 3 p.m. 21.0 ppb (19) 15.0 ppb (14) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 13.0 ppb (10) 0.19 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 8, 2019, 2 p.m. 19.0 ppb (18) 7.0 ppb (6) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 9.0 ppb (7) 0.23 ppb (3) N/A N/A 18.0
 
April 8, 2019, 1 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 11.0 ppb (8) 0.17 ppb (2) N/A N/A 8.0
 
April 8, 2019, noon 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 14.0 ppb (11) 0.16 ppb (2) N/A N/A 11.0
 
April 8, 2019, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (12) 0.13 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
April 8, 2019, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 10.0 μg/m3 (42) 42.0
 
April 8, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
April 8, 2019, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 16.0 ppb (12) 0.13 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
April 8, 2019, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (12) 0.15 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
April 8, 2019, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 17.0 ppb (13) 0.17 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
April 8, 2019, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 8, 2019, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) 0.17 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 8, 2019, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) N/A 1.0 μg/m3 (4) 24.0
 
April 8, 2019, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.15 ppb (2) N/A 0.0 μg/m3 (0) 25.0
 
April 8, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 28.0
 
April 8, 2019, midnight 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 28.0
 
April 7, 2019, 11 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) N/A 5.0 μg/m3 (21) 28.0
 
April 7, 2019, 10 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) 0.12 ppb (1) N/A 6.0 μg/m3 (25) 28.0
 
April 7, 2019, 9 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
April 7, 2019, 8 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (28) 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
April 7, 2019, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 35.0 ppb (27) 0.13 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
April 7, 2019, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 33.0 ppb (25) 0.15 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 7, 2019, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 25.0
 
April 7, 2019, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 25.0
 
April 7, 2019, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 22.0
 
April 7, 2019, 2 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 18.0
 
April 7, 2019, 1 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) 0.13 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
April 7, 2019, noon N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
April 7, 2019, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
April 7, 2019, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) 0.12 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
April 7, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 25.0
 
April 7, 2019, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 25.0
 
April 7, 2019, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 26.0
 
April 7, 2019, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 25.0
 
April 7, 2019, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) N/A 3.0 μg/m3 (12) 25.0
 
April 7, 2019, 4 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 28.0
 
April 7, 2019, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 31.0
 
April 7, 2019, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) N/A 0.0 μg/m3 (0) 32.0
 
April 7, 2019, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) N/A -1.0 μg/m3 (0) 32.0
 
April 7, 2019, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 33.0
 
April 6, 2019, 11 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 34.0
 
April 6, 2019, 10 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 34.0
 
April 6, 2019, 9 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 44.0 ppb (34) 0.14 ppb (2) N/A 5.0 μg/m3 (21) 34.0
 
April 6, 2019, 8 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 32.0
 
April 6, 2019, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 29.0
 
April 6, 2019, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 26.0
 
April 6, 2019, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 22.0
 
April 6, 2019, 4 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (18) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 18.0
 
April 6, 2019, 3 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) 0.16 ppb (2) N/A -2.0 μg/m3 (0) 15.0
 
April 6, 2019, 2 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 14.0 ppb (11) 0.16 ppb (2) N/A 1.0 μg/m3 (4) 11.0
 
April 6, 2019, 1 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 9.0 ppb (7) 0.17 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 6, 2019, noon 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 10.0 ppb (8) 0.17 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2019, 11 a.m. 6.0 ppb (6) N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 9.0 ppb (7) 0.21 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 6, 2019, 10 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 8.0 ppb (6) 0.27 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
April 6, 2019, 9 a.m. 12.0 ppb (11) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 4.0 ppb (3) 0.39 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
April 6, 2019, 8 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 7.0 ppb (5) 0.37 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
April 6, 2019, 7 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 7.0 ppb (5) 0.38 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
April 6, 2019, 6 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 13.0 ppb (10) 0.3 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
April 6, 2019, 5 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 21.0 ppb (16) 0.29 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
April 6, 2019, 4 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.23 ppb (3) N/A 5.0 μg/m3 (21) 22.0
 
April 6, 2019, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) 0.16 ppb (2) N/A 4.0 μg/m3 (17) 30.0