ID: 969

AQSQID: 320311005

Site Name: Sparks

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

Updated: July 7, 2020, 2:35 p.m.

Location: Sparks (4th St), NV

Reporting: True, Located: True

Current AQI: 37.0

Sparks (4th St) NV, US: 39.54092, -119.746764

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 7, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.4 ppb (4) 41.0 μg/m3 (37) 4.0 μg/m3 (17) 37.0
 
July 7, 2020, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.3 ppb (3) 29.0 μg/m3 (26) 1.0 μg/m3 (4) 26.0
 
July 7, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.2 ppb (2) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 18.0
 
July 7, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.1 ppb (1) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 25.0
 
July 7, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.1 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 23.0
 
July 7, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.2 ppb (2) 10.0 μg/m3 (9) -2.0 μg/m3 (0) 22.0
 
July 7, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.1 ppb (1) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 27.0
 
July 7, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.1 ppb (1) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 28.0
 
July 7, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.2 ppb (2) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 27.0
 
July 7, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.2 ppb (2) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 29.0
 
July 7, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 9.0 μg/m3 (8) 7.0 μg/m3 (29) 32.0
 
July 7, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 35.0
 
July 7, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.2 ppb (2) 32.0 μg/m3 (29) 5.0 μg/m3 (21) 35.0
 
July 7, 2020, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.2 ppb (2) 21.0 μg/m3 (19) 2.0 μg/m3 (8) 36.0
 
July 6, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.2 ppb (2) 22.0 μg/m3 (20) 0.0 μg/m3 (0) 35.0
 
July 6, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.2 ppb (2) 21.0 μg/m3 (19) 1.0 μg/m3 (4) 34.0
 
July 6, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.2 ppb (2) 17.0 μg/m3 (15) 2.0 μg/m3 (8) 34.0
 
July 6, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) 0.1 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 39.0
 
July 6, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.1 ppb (1) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 41.0
 
July 6, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) 0.2 ppb (2) 18.0 μg/m3 (16) 9.0 μg/m3 (38) 39.0
 
July 6, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
July 6, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.2 ppb (2) 28.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
July 6, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.3 ppb (3) 31.0 μg/m3 (28) 8.0 μg/m3 (33) 33.0
 
July 6, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.3 ppb (3) 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
July 6, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.4 ppb (4) 30.0 μg/m3 (27) 4.0 μg/m3 (17) 27.0
 
July 6, 2020, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.3 ppb (3) 23.0 μg/m3 (21) 0.0 μg/m3 (0) 21.0
 
July 6, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.2 ppb (2) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
July 6, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
July 6, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.1 ppb (1) 13.0 μg/m3 (12) 3.0 μg/m3 (12) 25.0
 
July 6, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.1 ppb (1) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 30.0
 
July 6, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.2 ppb (2) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 25.0
 
July 6, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.2 ppb (2) 18.0 μg/m3 (16) 6.0 μg/m3 (25) 29.0
 
July 6, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 33.0
 
July 6, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 32.0
 
July 6, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 32.0
 
July 6, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 31.0
 
July 6, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.2 ppb (2) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 31.0
 
July 6, 2020, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.2 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 32.0
 
July 5, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.2 ppb (2) 16.0 μg/m3 (15) 3.0 μg/m3 (12) 32.0
 
July 5, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.2 ppb (2) 16.0 μg/m3 (15) 1.0 μg/m3 (4) 33.0
 
July 5, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 32.0
 
July 5, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 33.0
 
July 5, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 35.0
 
July 5, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 12.0 μg/m3 (11) 3.0 μg/m3 (12) 35.0
 
July 5, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 35.0
 
July 5, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.2 ppb (2) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 32.0
 
July 5, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 25.0
 
July 5, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.2 ppb (2) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
July 5, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.3 ppb (3) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
July 5, 2020, noon N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.4 ppb (4) 22.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
July 5, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.3 ppb (3) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
July 5, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.3 ppb (3) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
July 5, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.3 ppb (3) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
July 5, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.2 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 24.0
 
July 5, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.1 ppb (1) 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
July 5, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 32.0
 
July 5, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.1 ppb (1) 16.0 μg/m3 (15) 4.0 μg/m3 (17) 34.0
 
July 5, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.2 ppb (2) 20.0 μg/m3 (18) 4.0 μg/m3 (17) 32.0
 
July 5, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.2 ppb (2) 16.0 μg/m3 (15) 1.0 μg/m3 (4) 32.0
 
July 5, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 32.0
 
July 5, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 31.0
 
July 5, 2020, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 31.0
 
July 4, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 32.0
 
July 4, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 33.0
 
July 4, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 33.0
 
July 4, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 35.0
 
July 4, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.1 ppb (1) 6.0 μg/m3 (5) 8.0 μg/m3 (33) 41.0
 
July 4, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.2 ppb (2) 9.0 μg/m3 (8) 15.0 μg/m3 (56) 56.0
 
July 4, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) 0.2 ppb (2) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 49.0
 
July 4, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.2 ppb (2) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 44.0
 
July 4, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.2 ppb (2) 17.0 μg/m3 (15) 6.0 μg/m3 (25) 35.0
 
July 4, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 24.0
 
July 4, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.2 ppb (2) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
July 4, 2020, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.2 ppb (2) 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
July 4, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.2 ppb (2) 19.0 μg/m3 (17) 3.0 μg/m3 (12) 24.0
 
July 4, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) 0.2 ppb (2) 18.0 μg/m3 (16) 5.0 μg/m3 (21) 28.0
 
July 4, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 0.2 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 40.0
 
July 4, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 36.0
 
July 4, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.2 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 38.0
 
July 4, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.1 ppb (1) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 44.0
 
July 4, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.1 ppb (1) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 45.0
 
July 4, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.1 ppb (1) 16.0 μg/m3 (15) 2.0 μg/m3 (8) 45.0
 
July 4, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.2 ppb (2) 23.0 μg/m3 (21) 3.0 μg/m3 (12) 45.0
 
July 4, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 45.0
 
July 4, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 19.0 μg/m3 (17) 3.0 μg/m3 (12) 45.0
 
July 4, 2020, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.1 ppb (1) 23.0 μg/m3 (21) 4.0 μg/m3 (17) 44.0
 
July 3, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.1 ppb (1) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 45.0
 
July 3, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 45.0
 
July 3, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) 0.2 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 49.0
 
July 3, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 53.0
 
July 3, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 74.0 ppb (57) 0.2 ppb (2) 15.0 μg/m3 (14) 10.0 μg/m3 (42) 57.0
 
July 3, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) 0.2 ppb (2) 18.0 μg/m3 (16) 9.0 μg/m3 (38) 56.0
 
July 3, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) 0.2 ppb (2) 23.0 μg/m3 (21) 12.0 μg/m3 (50) 51.0
 
July 3, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.2 ppb (2) 29.0 μg/m3 (26) 10.0 μg/m3 (42) 45.0
 
July 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.2 ppb (2) 34.0 μg/m3 (31) 9.0 μg/m3 (38) 38.0
 
July 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.3 ppb (3) 33.0 μg/m3 (30) 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.3 ppb (3) 31.0 μg/m3 (28) 7.0 μg/m3 (29) 29.0
 
July 3, 2020, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.2 ppb (2) 34.0 μg/m3 (31) 6.0 μg/m3 (25) 31.0
 
July 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.2 ppb (2) 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.2 ppb (2) 22.0 μg/m3 (20) 6.0 μg/m3 (25) 29.0
 
July 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.1 ppb (1) 25.0 μg/m3 (23) 7.0 μg/m3 (29) 38.0
 
July 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.1 ppb (1) 27.0 μg/m3 (25) 8.0 μg/m3 (33) 38.0
 
July 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 0.1 ppb (1) N/A 6.0 μg/m3 (25) 40.0
 
July 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) 0.1 ppb (1) 23.0 μg/m3 (21) 6.0 μg/m3 (25) 42.0
 
July 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.1 ppb (1) 23.0 μg/m3 (21) 7.0 μg/m3 (29) 42.0
 
July 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.1 ppb (1) 23.0 μg/m3 (21) 7.0 μg/m3 (29) 42.0
 
July 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.1 ppb (1) 30.0 μg/m3 (27) 8.0 μg/m3 (33) 42.0
 
July 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) 0.1 ppb (1) 34.0 μg/m3 (31) 8.0 μg/m3 (33) 42.0
 
July 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) 0.1 ppb (1) 28.0 μg/m3 (25) 7.0 μg/m3 (29) 42.0
 
July 3, 2020, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.1 ppb (1) 20.0 μg/m3 (18) 8.0 μg/m3 (33) 45.0
 
July 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) 0.1 ppb (1) 23.0 μg/m3 (21) 5.0 μg/m3 (21) 49.0
 
July 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) 0.1 ppb (1) 21.0 μg/m3 (19) 7.0 μg/m3 (29) 51.0
 
July 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) 0.1 ppb (1) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 49.0
 
July 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) 0.1 ppb (1) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 48.0
 
July 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) 0.1 ppb (1) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 46.0
 
July 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.1 ppb (1) 20.0 μg/m3 (18) 9.0 μg/m3 (38) 44.0
 
July 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 0.2 ppb (2) 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.2 ppb (2) 27.0 μg/m3 (25) 5.0 μg/m3 (21) 32.0
 
July 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.3 ppb (3) 40.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
July 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.4 ppb (4) 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.4 ppb (4) 31.0 μg/m3 (28) 3.0 μg/m3 (12) 28.0
 
July 2, 2020, noon N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.3 ppb (3) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 22.0
 
July 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.2 ppb (2) 23.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.2 ppb (2) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.2 ppb (2) 18.0 μg/m3 (16) 2.0 μg/m3 (8) 22.0
 
July 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.2 ppb (2) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 27.0
 
July 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.2 ppb (2) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 36.0
 
July 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) 0.1 ppb (1) 16.0 μg/m3 (15) 3.0 μg/m3 (12) 43.0
 
July 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) 0.1 ppb (1) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 42.0
 
July 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 0.2 ppb (2) 14.0 μg/m3 (13) 7.0 μg/m3 (29) 40.0
 
July 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.2 ppb (2) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 44.0
 
July 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 45.0
 
July 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.1 ppb (1) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 44.0
 
July 2, 2020, midnight N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.2 ppb (2) 19.0 μg/m3 (17) 2.0 μg/m3 (8) 42.0
 
July 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.1 ppb (1) 21.0 μg/m3 (19) 4.0 μg/m3 (17) 45.0
 
July 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.1 ppb (1) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 44.0
 
July 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) 0.1 ppb (1) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 45.0
 
July 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) 0.1 ppb (1) 15.0 μg/m3 (14) 7.0 μg/m3 (29) 47.0
 
July 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 45.0
 
July 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.1 ppb (1) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 41.0
 
July 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.2 ppb (2) 13.0 μg/m3 (12) 7.0 μg/m3 (29) 37.0
 
July 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.2 ppb (2) 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
July 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.3 ppb (3) 26.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
July 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.3 ppb (3) 30.0 μg/m3 (27) 5.0 μg/m3 (21) 27.0
 
July 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.3 ppb (3) 28.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
July 1, 2020, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.3 ppb (3) 23.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
July 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.2 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
July 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.2 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
July 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.2 ppb (2) 11.0 μg/m3 (10) 3.0 μg/m3 (12) 16.0
 
July 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.2 ppb (2) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 19.0
 
July 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.1 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 26.0
 
July 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 33.0
 
July 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 33.0
 
July 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 32.0
 
July 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 14.0 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
July 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 32.0
 
July 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 32.0
 
July 1, 2020, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 32.0
 
June 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 32.0
 
June 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 32.0
 
June 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 32.0
 
June 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 8.0 μg/m3 (7) 7.0 μg/m3 (29) 31.0
 
June 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.1 ppb (1) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 30.0
 
June 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 32.0
 
June 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.1 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 30.0
 
June 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.2 ppb (2) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 26.0
 
June 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.3 ppb (3) 34.0 μg/m3 (31) 6.0 μg/m3 (25) 31.0
 
June 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.3 ppb (3) 27.0 μg/m3 (25) 3.0 μg/m3 (12) 25.0