AQSQID: 060670006

Site Name: Arden Arcade - Del Paso Manor

Location: Sacramento (Mission), CA

Reporting: True, Located: True

Current AQI: 29.0

Sacramento (Mission) CA, US: 38.613804, -121.368007

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 6, 2020, 2 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) 0.16 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
April 6, 2020, 1 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) 0.19 ppb (2) N/A 3.0 μg/m3 (12) 20.0
 
April 6, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 24.0
 
April 5, 2020, 11 p.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) 0.15 ppb (2) N/A -4.0 μg/m3 (0) 25.0
 
April 5, 2020, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.14 ppb (2) N/A N/A 27.0
 
April 5, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) N/A N/A 25.0
 
April 5, 2020, 8 p.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) 0.14 ppb (2) N/A N/A 25.0
 
April 5, 2020, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) N/A N/A 27.0
 
April 5, 2020, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 32.0 ppb (25) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 25.0
 
April 5, 2020, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 17.0
 
April 5, 2020, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 17.0
 
April 5, 2020, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (18) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 18.0
 
April 5, 2020, 2 p.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) 0.11 ppb (1) N/A -1.0 μg/m3 (0) 15.0
 
April 5, 2020, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) 0.11 ppb (1) N/A 0.0 μg/m3 (0) 16.0
 
April 5, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
April 5, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
April 5, 2020, 10 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 30.0 ppb (23) 0.11 ppb (1) N/A 0.0 μg/m3 (0) 23.0
 
April 5, 2020, 9 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 24.0
 
April 5, 2020, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) 0.11 ppb (1) N/A 4.0 μg/m3 (17) 24.0
 
April 5, 2020, 7 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 5, 2020, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
April 5, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.18 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
April 5, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.19 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
April 5, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.18 ppb (2) N/A 3.0 μg/m3 (12) 19.0
 
April 5, 2020, 2 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) 0.14 ppb (2) N/A 0.0 μg/m3 (0) 22.0
 
April 5, 2020, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.14 ppb (2) N/A -1.0 μg/m3 (0) 20.0
 
April 5, 2020, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
April 4, 2020, 11 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 2.0 μg/m3 (8) 22.0
 
April 4, 2020, 10 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) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 22.0
 
April 4, 2020, 9 p.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) 0.15 ppb (2) N/A 0.0 μg/m3 (0) 22.0
 
April 4, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) 0.14 ppb (2) N/A -1.0 μg/m3 (0) 21.0
 
April 4, 2020, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.14 ppb (2) N/A 1.0 μg/m3 (4) 21.0
 
April 4, 2020, 6 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 22.0
 
April 4, 2020, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 23.0
 
April 4, 2020, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 23.0
 
April 4, 2020, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 20.0
 
April 4, 2020, 2 p.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 3.0 μg/m3 (12) 22.0
 
April 4, 2020, 1 p.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 4, 2020, noon 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 19.0
 
April 4, 2020, 11 a.m. 2.0 ppb (2) N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 18.0
 
April 4, 2020, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 19.0
 
April 4, 2020, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) N/A 4.0 μg/m3 (17) 18.0
 
April 4, 2020, 8 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) 0.14 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 4, 2020, 7 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) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 20.0
 
April 4, 2020, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 21.0
 
April 4, 2020, 5 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) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 22.0
 
April 4, 2020, 4 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) 0.15 ppb (2) N/A 1.0 μg/m3 (4) 25.0
 
April 4, 2020, 3 a.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) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 25.0
 
April 4, 2020, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 30.0
 
April 4, 2020, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) 0.15 ppb (2) N/A 3.0 μg/m3 (12) 36.0
 
April 4, 2020, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 35.0
 
April 3, 2020, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 45.0 ppb (35) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 35.0
 
April 3, 2020, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 33.0
 
April 3, 2020, 9 p.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) 0.17 ppb (2) N/A 1.0 μg/m3 (4) 31.0
 
April 3, 2020, 8 p.m. 5.0 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) 0.17 ppb (2) N/A 4.0 μg/m3 (17) 27.0
 
April 3, 2020, 7 p.m. 12.0 ppb (11) 4.0 ppb (4) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) 0.18 ppb (2) N/A 3.0 μg/m3 (12) 23.0
 
April 3, 2020, 6 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) 0.16 ppb (2) N/A 2.0 μg/m3 (8) 23.0
 
April 3, 2020, 5 p.m. 4.0 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 22.0
 
April 3, 2020, 4 p.m. 6.0 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 3, 2020, 3 p.m. 15.0 ppb (14) 6.0 ppb (6) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 19.0 ppb (15) 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
April 3, 2020, 2 p.m. 15.0 ppb (14) 3.0 ppb (3) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 12.0 ppb (9) 0.24 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
April 3, 2020, 1 p.m. 9.0 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 14.0 ppb (11) 0.2 ppb (2) N/A 2.0 μg/m3 (8) 11.0
 
April 3, 2020, noon 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 17.0 ppb (13) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 13.0
 
April 3, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 18.0 ppb (14) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
April 3, 2020, 10 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 18.0 ppb (14) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 14.0
 
April 3, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 17.0 ppb (13) 0.16 ppb (2) N/A 3.0 μg/m3 (12) 13.0
 
April 3, 2020, 8 a.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) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
April 3, 2020, 7 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 21.0 ppb (16) 0.17 ppb (2) N/A 2.0 μg/m3 (8) 16.0
 
April 3, 2020, 6 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (17) 0.18 ppb (2) N/A 3.0 μg/m3 (12) 17.0
 
April 3, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 3, 2020, 4 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) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 22.0
 
April 3, 2020, 3 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) 0.26 ppb (3) N/A -2.0 μg/m3 (0) 22.0
 
April 3, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) 0.2 ppb (2) N/A -2.0 μg/m3 (0) 28.0
 
April 3, 2020, 1 a.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 -1.0 μg/m3 (0) 34.0
 
April 3, 2020, midnight 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 N/A 34.0
 
April 2, 2020, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) N/A -2.0 μg/m3 (0) 33.0
 
April 2, 2020, 10 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) 0.14 ppb (2) N/A -2.0 μg/m3 (0) 32.0
 
April 2, 2020, 9 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) 0.14 ppb (2) N/A -3.0 μg/m3 (0) 32.0
 
April 2, 2020, 8 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 32.0
 
April 2, 2020, 7 p.m. 1.0 ppb (1) 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 38.0 ppb (29) 0.14 ppb (2) N/A 2.0 μg/m3 (8) 29.0
 
April 2, 2020, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) N/A -2.0 μg/m3 (0) 27.0
 
April 2, 2020, 5 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) N/A -3.0 μg/m3 (0) 22.0
 
April 2, 2020, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) N/A 0.0 μg/m3 (0) 20.0
 
April 2, 2020, 3 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
April 2, 2020, 2 p.m. 10.0 ppb (9) 2.0 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 14.0 ppb (11) 0.19 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
April 2, 2020, 1 p.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (12) 0.18 ppb (2) N/A 0.0 μg/m3 (0) 12.0
 
April 2, 2020, noon 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 18.0 ppb (14) 0.14 ppb (2) N/A 0.0 μg/m3 (0) 14.0
 
April 2, 2020, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) 0.13 ppb (1) N/A -1.0 μg/m3 (0) 16.0
 
April 2, 2020, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 16.0
 
April 2, 2020, 9 a.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 4.0 μg/m3 (17) 18.0
 
April 2, 2020, 8 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) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 20.0
 
April 2, 2020, 7 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 22.0 ppb (17) 0.23 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
April 2, 2020, 6 a.m. 23.0 ppb (21) 1.0 ppb (1) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) 0.45 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
April 2, 2020, 5 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 6.0 ppb (5) 0.39 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
April 2, 2020, 4 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 17.0 ppb (13) 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
April 2, 2020, 3 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.28 ppb (3) N/A 3.0 μg/m3 (12) 21.0
 
April 2, 2020, 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) 0.17 ppb (2) N/A 0.0 μg/m3 (0) 33.0
 
April 2, 2020, 1 a.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) 0.14 ppb (2) N/A 0.0 μg/m3 (0) 37.0
 
April 2, 2020, midnight 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 48.0 ppb (37) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 37.0
 
April 1, 2020, 11 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 46.0 ppb (35) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 35.0
 
April 1, 2020, 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) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 34.0
 
April 1, 2020, 9 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 43.0 ppb (33) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 33.0
 
April 1, 2020, 8 p.m. 0.0 ppb (0) 0.0 ppb (0) 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 (0) 32.0
 
April 1, 2020, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 31.0
 
April 1, 2020, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 28.0
 
April 1, 2020, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 24.0
 
April 1, 2020, 4 p.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) 0.14 ppb (2) N/A 3.0 μg/m3 (12) 20.0
 
April 1, 2020, 3 p.m. 9.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (8) 0.17 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
April 1, 2020, 2 p.m. 28.0 ppb (26) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 5.0 ppb (4) 0.19 ppb (2) N/A 4.0 μg/m3 (17) 26.0
 
April 1, 2020, 1 p.m. 6.0 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 5.0 ppb (4) 0.14 ppb (2) N/A 1.0 μg/m3 (4) 6.0
 
April 1, 2020, noon N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
April 1, 2020, 11 a.m. N/A 0.0 ppb (0) N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
April 1, 2020, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 14.0 ppb (11) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 11.0
 
April 1, 2020, 9 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 14.0 ppb (11) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 11.0
 
April 1, 2020, 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) 0.11 ppb (1) N/A -1.0 μg/m3 (0) 12.0
 
April 1, 2020, 7 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) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 13.0
 
April 1, 2020, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 13.0
 
April 1, 2020, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (15) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 15.0
 
April 1, 2020, 4 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (17) 0.13 ppb (1) N/A 3.0 μg/m3 (12) 17.0
 
April 1, 2020, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) N/A 1.0 μg/m3 (4) 18.0
 
April 1, 2020, 2 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) 0.13 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
April 1, 2020, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 33.0 ppb (25) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 25.0
 
April 1, 2020, midnight 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 28.0
 
March 31, 2020, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) N/A 3.0 μg/m3 (12) 28.0
 
March 31, 2020, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 28.0
 
March 31, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) 0.12 ppb (1) N/A N/A 28.0
 
March 31, 2020, 8 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.12 ppb (1) N/A N/A 26.0
 
March 31, 2020, 7 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 22.0
 
March 31, 2020, 6 p.m. 72.0 ppb (69) 28.0 ppb (26) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 19.0 ppb (15) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 69.0
 
March 31, 2020, 5 p.m. 124.0 ppb (104) 29.0 ppb (27) N/A 46.0 ppb (43) N/A 1.0 ppb (1) 15.0 ppb (12) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 104.0
 
March 31, 2020, 4 p.m. 20.0 ppb (19) 11.0 ppb (10) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 18.0 ppb (14) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 19.0
 
March 31, 2020, 3 p.m. 17.0 ppb (16) 9.0 ppb (8) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 17.0 ppb (13) 0.14 ppb (2) N/A 1.0 μg/m3 (4) 16.0
 
March 31, 2020, 2 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 18.0 ppb (14) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 14.0
 
March 31, 2020, 1 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) 0.12 ppb (1) N/A 0.0 μg/m3 (0) 15.0
 
March 31, 2020, noon 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) 0.1 ppb (1) N/A 1.0 μg/m3 (4) 16.0
 
March 31, 2020, 11 a.m. 2.0 ppb (2) N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) 0.1 ppb (1) N/A 3.0 μg/m3 (12) 16.0
 
March 31, 2020, 10 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) 0.12 ppb (1) N/A 4.0 μg/m3 (17) 17.0
 
March 31, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 12.0 ppb (9) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
March 31, 2020, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (8) 0.19 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
March 31, 2020, 7 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 12.0 ppb (9) 0.19 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
March 31, 2020, 6 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (12) 0.18 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
March 31, 2020, 5 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 18.0 ppb (14) 0.18 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
March 31, 2020, 4 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) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 19.0
 
March 31, 2020, 3 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) N/A 4.0 μg/m3 (17) 24.0
 
March 31, 2020, 2 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) N/A -2.0 μg/m3 (0) 27.0
 
March 31, 2020, 1 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) 0.11 ppb (1) N/A -4.0 μg/m3 (0) 29.0
 
March 31, 2020, midnight 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 39.0 ppb (30) 0.11 ppb (1) N/A -1.0 μg/m3 (0) 30.0
 
March 30, 2020, 11 p.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) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 31.0
 
March 30, 2020, 10 p.m. 0.0 ppb (0) 0.0 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 41.0 ppb (32) 0.11 ppb (1) N/A 2.0 μg/m3 (8) 32.0
 
March 30, 2020, 9 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) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 32.0
 
March 30, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) N/A 2.0 μg/m3 (8) 30.0
 
March 30, 2020, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 29.0
 
March 30, 2020, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.12 ppb (1) N/A 0.0 μg/m3 (0) 28.0
 
March 30, 2020, 5 p.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 3.0 μg/m3 (12) 25.0
 
March 30, 2020, 4 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.11 ppb (1) N/A 4.0 μg/m3 (17) 25.0
 
March 30, 2020, 3 p.m. 7.0 ppb (6) 3.0 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) N/A 2.0 μg/m3 (8) 20.0
 
March 30, 2020, 2 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.13 ppb (1) N/A -1.0 μg/m3 (0) 20.0
 
March 30, 2020, 1 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) 0.12 ppb (1) N/A -1.0 μg/m3 (0) 20.0
 
March 30, 2020, noon 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) 0.11 ppb (1) N/A 1.0 μg/m3 (4) 21.0
 
March 30, 2020, 11 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) 0.11 ppb (1) N/A 3.0 μg/m3 (12) 22.0
 
March 30, 2020, 10 a.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) 0.12 ppb (1) N/A 1.0 μg/m3 (4) 21.0
 
March 30, 2020, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) N/A 0.0 μg/m3 (0) 18.0
 
March 30, 2020, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) N/A 1.0 μg/m3 (4) 18.0
 
March 30, 2020, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.17 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
March 30, 2020, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) 0.18 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
March 30, 2020, 5 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (24) 0.2 ppb (2) N/A 4.0 μg/m3 (17) 24.0
 
March 30, 2020, 4 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) 0.21 ppb (2) N/A 6.0 μg/m3 (25) 28.0
 
March 30, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) 0.18 ppb (2) N/A 6.0 μg/m3 (25) 32.0