ID: 969

AQSQID: 320311005

Site Name: Sparks

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

Updated: Dec. 3, 2020, 3:41 p.m.

Location: Sparks (4th St), NV

Reporting: True, Located: True

Current AQI: 62.0

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
Dec. 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.8 ppb (21) 42.0 μg/m3 (39) 17.0 μg/m3 (62) 62.0
 
Dec. 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (14) 35.0 μg/m3 (33) 11.0 μg/m3 (46) 46.0
 
Dec. 3, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
Dec. 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 29.0 μg/m3 (27) 15.0 μg/m3 (58) 58.0
 
Dec. 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 32.0 μg/m3 (30) 13.0 μg/m3 (53) 53.0
 
Dec. 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 32.0 μg/m3 (30) 14.0 μg/m3 (55) 55.0
 
Dec. 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 40.0 μg/m3 (38) 20.0 μg/m3 (68) 68.0
 
Dec. 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 40.0 μg/m3 (38) 26.0 μg/m3 (81) 81.0
 
Dec. 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 54.0 μg/m3 (50) 26.0 μg/m3 (81) 81.0
 
Dec. 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (13) 52.0 μg/m3 (49) 21.0 μg/m3 (70) 70.0
 
Dec. 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) 0.8 ppb (10) 39.0 μg/m3 (37) 19.0 μg/m3 (66) 66.0
 
Dec. 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.1 ppb (2) 7.0 μg/m3 (7) 1.0 μg/m3 (5) 25.0
 
Dec. 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.2 ppb (3) 10.0 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Dec. 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) 0.5 ppb (6) 33.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
Dec. 3, 2020, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.2 ppb (3) 9.0 μg/m3 (9) -3.0 μg/m3 (0) 30.0
 
Dec. 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.1 ppb (2) 9.0 μg/m3 (9) 2.0 μg/m3 (9) 32.0
 
Dec. 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.1 ppb (2) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 29.0
 
Dec. 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.2 ppb (3) 21.0 μg/m3 (20) 4.0 μg/m3 (17) 26.0
 
Dec. 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.2 ppb (3) 21.0 μg/m3 (20) 7.0 μg/m3 (30) 30.0
 
Dec. 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.3 ppb (4) 33.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
Dec. 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.6 ppb (7) 50.0 μg/m3 (47) 12.0 μg/m3 (50) 50.0
 
Dec. 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) 1.0 ppb (12) 66.0 μg/m3 (57) 21.0 μg/m3 (70) 70.0
 
Dec. 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.1 ppb (13) 44.0 μg/m3 (41) 15.0 μg/m3 (58) 58.0
 
Dec. 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (18) 32.0 μg/m3 (30) 13.0 μg/m3 (53) 53.0
 
Dec. 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.6 ppb (19) 28.0 μg/m3 (26) 17.0 μg/m3 (62) 62.0
 
Dec. 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 21.0 μg/m3 (20) 13.0 μg/m3 (53) 53.0
 
Dec. 2, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (10) 26.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Dec. 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 22.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Dec. 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.7 ppb (8) 20.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
Dec. 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.6 ppb (7) 22.0 μg/m3 (21) 8.0 μg/m3 (34) 34.0
 
Dec. 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.4 ppb (5) 16.0 μg/m3 (15) 14.0 μg/m3 (55) 55.0
 
Dec. 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) 0.3 ppb (4) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Dec. 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.3 ppb (4) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Dec. 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.2 ppb (3) 12.0 μg/m3 (12) 0.0 μg/m3 (0) 18.0
 
Dec. 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.2 ppb (3) 8.0 μg/m3 (8) 0.0 μg/m3 (0) 25.0
 
Dec. 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.1 ppb (2) 8.0 μg/m3 (8) 2.0 μg/m3 (9) 25.0
 
Dec. 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.2 ppb (3) 8.0 μg/m3 (8) 2.0 μg/m3 (9) 24.0
 
Dec. 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.2 ppb (3) 8.0 μg/m3 (8) -1.0 μg/m3 (0) 28.0
 
Dec. 2, 2020, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.2 ppb (3) 10.0 μg/m3 (10) 1.0 μg/m3 (5) 29.0
 
Dec. 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.2 ppb (3) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 32.0
 
Dec. 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.1 ppb (2) 7.0 μg/m3 (7) -2.0 μg/m3 (0) 34.0
 
Dec. 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.1 ppb (2) 11.0 μg/m3 (11) 1.0 μg/m3 (5) 34.0
 
Dec. 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.2 ppb (3) 13.0 μg/m3 (13) 5.0 μg/m3 (21) 30.0
 
Dec. 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.2 ppb (3) 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Dec. 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) 0.4 ppb (5) 27.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Dec. 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 44.0 μg/m3 (41) 17.0 μg/m3 (62) 62.0
 
Dec. 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (55) 19.0 μg/m3 (66) 66.0
 
Dec. 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.7 ppb (20) 46.0 μg/m3 (43) 23.0 μg/m3 (74) 74.0
 
Dec. 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (18) 44.0 μg/m3 (41) 19.0 μg/m3 (66) 66.0
 
Dec. 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 29.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Dec. 1, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (10) 23.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
Dec. 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (10) 29.0 μg/m3 (27) 13.0 μg/m3 (53) 53.0
 
Dec. 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (10) 23.0 μg/m3 (22) 15.0 μg/m3 (58) 58.0
 
Dec. 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (10) 30.0 μg/m3 (28) 14.0 μg/m3 (55) 55.0
 
Dec. 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
Dec. 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.7 ppb (8) 34.0 μg/m3 (32) 10.0 μg/m3 (42) 42.0
 
Dec. 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.9 ppb (11) 29.0 μg/m3 (27) 14.0 μg/m3 (55) 55.0
 
Dec. 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) 0.8 ppb (10) 43.0 μg/m3 (40) 17.0 μg/m3 (62) 62.0
 
Dec. 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) 0.6 ppb (7) 40.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
Dec. 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.5 ppb (6) 29.0 μg/m3 (27) 9.0 μg/m3 (38) 38.0
 
Dec. 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.3 ppb (4) 14.0 μg/m3 (13) 2.0 μg/m3 (9) 24.0
 
Dec. 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.3 ppb (4) 19.0 μg/m3 (18) 2.0 μg/m3 (9) 20.0
 
Dec. 1, 2020, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.3 ppb (4) 21.0 μg/m3 (20) 4.0 μg/m3 (17) 28.0
 
Nov. 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.2 ppb (3) 13.0 μg/m3 (13) 4.0 μg/m3 (17) 36.0
 
Nov. 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.2 ppb (3) 23.0 μg/m3 (22) 2.0 μg/m3 (9) 34.0
 
Nov. 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.4 ppb (5) N/A N/A 22.0
 
Nov. 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.4 ppb (5) 56.0 μg/m3 (52) 12.0 μg/m3 (50) 52.0
 
Nov. 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) 0.6 ppb (7) 52.0 μg/m3 (49) 18.0 μg/m3 (64) 64.0
 
Nov. 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) 0.5 ppb (6) 27.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
Nov. 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.6 ppb (7) 29.0 μg/m3 (27) 16.0 μg/m3 (60) 60.0
 
Nov. 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.4 ppb (16) 67.0 μg/m3 (57) 21.0 μg/m3 (70) 70.0
 
Nov. 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.6 ppb (19) 36.0 μg/m3 (34) 19.0 μg/m3 (66) 66.0
 
Nov. 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 32.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Nov. 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (13) 29.0 μg/m3 (27) 12.0 μg/m3 (50) 50.0
 
Nov. 30, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 27.0 μg/m3 (25) 18.0 μg/m3 (64) 64.0
 
Nov. 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 19.0 μg/m3 (18) 14.0 μg/m3 (55) 55.0
 
Nov. 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 31.0 μg/m3 (29) 17.0 μg/m3 (62) 62.0
 
Nov. 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 38.0 μg/m3 (36) 26.0 μg/m3 (81) 81.0
 
Nov. 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (14) 40.0 μg/m3 (38) 17.0 μg/m3 (62) 62.0
 
Nov. 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (13) 45.0 μg/m3 (42) 20.0 μg/m3 (68) 68.0
 
Nov. 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (15) 54.0 μg/m3 (50) 31.0 μg/m3 (91) 91.0
 
Nov. 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (15) 64.0 μg/m3 (56) 31.0 μg/m3 (91) 91.0
 
Nov. 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.2 ppb (14) 55.0 μg/m3 (51) 22.0 μg/m3 (72) 72.0
 
Nov. 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (14) 48.0 μg/m3 (45) 21.0 μg/m3 (70) 70.0
 
Nov. 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.6 ppb (7) 40.0 μg/m3 (38) 8.0 μg/m3 (34) 38.0
 
Nov. 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.4 ppb (5) 26.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
Nov. 30, 2020, midnight N/A N/A N/A N/A N/A N/A 14.0 ppb (13) 0.2 ppb (3) 11.0 μg/m3 (11) -1.0 μg/m3 (0) 13.0
 
Nov. 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.2 ppb (3) 11.0 μg/m3 (11) 0.0 μg/m3 (0) 24.0
 
Nov. 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.2 ppb (3) 10.0 μg/m3 (10) 1.0 μg/m3 (5) 26.0
 
Nov. 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.2 ppb (3) 7.0 μg/m3 (7) 3.0 μg/m3 (13) 25.0
 
Nov. 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.2 ppb (3) 12.0 μg/m3 (12) 5.0 μg/m3 (21) 25.0
 
Nov. 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.2 ppb (3) 18.0 μg/m3 (17) 8.0 μg/m3 (34) 34.0
 
Nov. 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.4 ppb (5) 22.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
Nov. 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) 0.7 ppb (8) 38.0 μg/m3 (36) 17.0 μg/m3 (62) 62.0
 
Nov. 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.8 ppb (10) 29.0 μg/m3 (27) 20.0 μg/m3 (68) 68.0
 
Nov. 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (14) 33.0 μg/m3 (31) 13.0 μg/m3 (53) 53.0
 
Nov. 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (13) 30.0 μg/m3 (28) 14.0 μg/m3 (55) 55.0
 
Nov. 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (13) 29.0 μg/m3 (27) 14.0 μg/m3 (55) 55.0
 
Nov. 29, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 31.0 μg/m3 (29) 15.0 μg/m3 (58) 58.0
 
Nov. 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 37.0 μg/m3 (35) 23.0 μg/m3 (74) 74.0
 
Nov. 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 36.0 μg/m3 (34) 22.0 μg/m3 (72) 72.0
 
Nov. 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (18) 45.0 μg/m3 (42) 25.0 μg/m3 (79) 79.0
 
Nov. 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 47.0 μg/m3 (44) 24.0 μg/m3 (77) 77.0
 
Nov. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 54.0 μg/m3 (50) 26.0 μg/m3 (81) 81.0
 
Nov. 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.6 ppb (19) 69.0 μg/m3 (58) 40.0 μg/m3 (113) 113.0
 
Nov. 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (15) 64.0 μg/m3 (56) 35.0 μg/m3 (100) 100.0
 
Nov. 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.2 ppb (14) 48.0 μg/m3 (45) 19.0 μg/m3 (66) 66.0
 
Nov. 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) 0.7 ppb (8) 35.0 μg/m3 (33) 13.0 μg/m3 (53) 53.0
 
Nov. 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) 0.9 ppb (11) 36.0 μg/m3 (34) 13.0 μg/m3 (53) 53.0
 
Nov. 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (15) 72.0 μg/m3 (60) 16.0 μg/m3 (60) 60.0
 
Nov. 29, 2020, midnight N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.4 ppb (5) 18.0 μg/m3 (17) 0.0 μg/m3 (0) 17.0
 
Nov. 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.2 ppb (3) 8.0 μg/m3 (8) 2.0 μg/m3 (9) 27.0
 
Nov. 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.2 ppb (3) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 31.0
 
Nov. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.2 ppb (3) 8.0 μg/m3 (8) 4.0 μg/m3 (17) 31.0
 
Nov. 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.2 ppb (3) 12.0 μg/m3 (12) 4.0 μg/m3 (17) 26.0
 
Nov. 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.2 ppb (3) 7.0 μg/m3 (7) 9.0 μg/m3 (38) 38.0
 
Nov. 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.4 ppb (5) 9.0 μg/m3 (9) 11.0 μg/m3 (46) 46.0
 
Nov. 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.4 ppb (5) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Nov. 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) 0.7 ppb (8) 19.0 μg/m3 (18) 12.0 μg/m3 (50) 50.0
 
Nov. 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Nov. 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (14) 20.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
Nov. 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 25.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Nov. 28, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 21.0 μg/m3 (20) 15.0 μg/m3 (58) 58.0
 
Nov. 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (12) 21.0 μg/m3 (20) 17.0 μg/m3 (62) 62.0
 
Nov. 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 30.0 μg/m3 (28) 17.0 μg/m3 (62) 62.0
 
Nov. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (14) 41.0 μg/m3 (38) 24.0 μg/m3 (77) 77.0
 
Nov. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (13) 48.0 μg/m3 (45) 19.0 μg/m3 (66) 66.0
 
Nov. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (15) 46.0 μg/m3 (43) 24.0 μg/m3 (77) 77.0
 
Nov. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.2 ppb (14) 43.0 μg/m3 (40) 24.0 μg/m3 (77) 77.0
 
Nov. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (15) 55.0 μg/m3 (51) 23.0 μg/m3 (74) 74.0
 
Nov. 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.7 ppb (8) 26.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
Nov. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) 0.5 ppb (6) 29.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Nov. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.3 ppb (4) 18.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.2 ppb (3) 6.0 μg/m3 (6) 0.0 μg/m3 (0) 19.0
 
Nov. 28, 2020, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.2 ppb (3) 7.0 μg/m3 (7) 0.0 μg/m3 (0) 22.0
 
Nov. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.1 ppb (2) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 28.0
 
Nov. 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.2 ppb (3) 6.0 μg/m3 (6) 1.0 μg/m3 (5) 26.0
 
Nov. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.2 ppb (3) 7.0 μg/m3 (7) 1.0 μg/m3 (5) 25.0
 
Nov. 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.2 ppb (3) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 23.0
 
Nov. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.3 ppb (4) 11.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Nov. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.4 ppb (5) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Nov. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) 0.6 ppb (7) 27.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Nov. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.8 ppb (10) 29.0 μg/m3 (27) 14.0 μg/m3 (55) 55.0
 
Nov. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.1 ppb (13) 17.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (11) 17.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (10) 19.0 μg/m3 (18) 14.0 μg/m3 (55) 55.0
 
Nov. 27, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.6 ppb (7) 12.0 μg/m3 (12) -1.0 μg/m3 (0) 12.0
 
Nov. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.5 ppb (6) 13.0 μg/m3 (13) 1.0 μg/m3 (5) 13.0
 
Nov. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.4 ppb (5) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Nov. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.3 ppb (4) 8.0 μg/m3 (8) 9.0 μg/m3 (38) 38.0
 
Nov. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.4 ppb (5) 8.0 μg/m3 (8) 7.0 μg/m3 (30) 30.0
 
Nov. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.4 ppb (5) 9.0 μg/m3 (9) 7.0 μg/m3 (30) 30.0
 
Nov. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) 0.5 ppb (6) 18.0 μg/m3 (17) 14.0 μg/m3 (55) 55.0
 
Nov. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.0 ppb (12) 43.0 μg/m3 (40) 31.0 μg/m3 (91) 91.0
 
Nov. 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.2 ppb (14) 49.0 μg/m3 (46) 30.0 μg/m3 (89) 89.0
 
Nov. 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 0.6 ppb (7) 25.0 μg/m3 (24) 13.0 μg/m3 (53) 53.0
 
Nov. 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) 0.7 ppb (8) 41.0 μg/m3 (38) 24.0 μg/m3 (77) 77.0
 
Nov. 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.2 ppb (3) 13.0 μg/m3 (13) 3.0 μg/m3 (13) 21.0
 
Nov. 27, 2020, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.1 ppb (2) 9.0 μg/m3 (9) 1.0 μg/m3 (5) 28.0
 
Nov. 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 30.0
 
Nov. 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 30.0
 
Nov. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 5.0 μg/m3 (5) 1.0 μg/m3 (5) 30.0
 
Nov. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 2.0 μg/m3 (2) -2.0 μg/m3 (0) 30.0
 
Nov. 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 30.0
 
Nov. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.1 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 27.0
 
Nov. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.2 ppb (3) 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Nov. 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) 0.4 ppb (5) 10.0 μg/m3 (10) 10.0 μg/m3 (42) 42.0
 
Nov. 26, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.0 ppb (12) 21.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0