AQSQID: 320311005

Site Name: Sparks

Location: Sparks, NV

Reporting: True, Located: True

Current AQI: 50.0

Sparks NV, US: 39.540916, -119.746758

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 0.7 ppb (8) 56.0 μg/m3 (50) 9.0 μg/m3 (38) 50.0
 
Nov. 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 0.7 ppb (8) 60.0 μg/m3 (52) 9.0 μg/m3 (38) 52.0
 
Nov. 13, 2019, midnight N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.6 ppb (7) 46.0 μg/m3 (42) 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.3 ppb (3) 33.0 μg/m3 (30) 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.3 ppb (3) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 27.0
 
Nov. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.3 ppb (3) 33.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.3 ppb (3) 47.0 μg/m3 (43) 15.0 μg/m3 (56) 56.0
 
Nov. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.4 ppb (4) 55.0 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
Nov. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.7 ppb (8) 70.0 μg/m3 (58) 21.0 μg/m3 (69) 69.0
 
Nov. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.7 ppb (8) 64.0 μg/m3 (54) 17.0 μg/m3 (61) 61.0
 
Nov. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 0.7 ppb (8) 35.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
Nov. 12, 2019, 3 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 (56) 14.0 μg/m3 (54) 56.0
 
Nov. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 57.0 μg/m3 (51) 15.0 μg/m3 (56) 56.0
 
Nov. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 76.0 μg/m3 (60) 11.0 μg/m3 (46) 60.0
 
Nov. 12, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.7 ppb (8) 56.0 μg/m3 (50) 8.0 μg/m3 (33) 50.0
 
Nov. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.6 ppb (7) 32.0 μg/m3 (29) 10.0 μg/m3 (42) 42.0
 
Nov. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.7 ppb (8) 30.0 μg/m3 (27) 8.0 μg/m3 (33) 33.0
 
Nov. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 38.0 μg/m3 (35) 8.0 μg/m3 (33) 35.0
 
Nov. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.7 ppb (8) 40.0 μg/m3 (36) 12.0 μg/m3 (50) 50.0
 
Nov. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 47.0 μg/m3 (43) 11.0 μg/m3 (46) 46.0
 
Nov. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 46.0 μg/m3 (42) 13.0 μg/m3 (52) 52.0
 
Nov. 12, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.7 ppb (8) 55.0 μg/m3 (50) 11.0 μg/m3 (46) 50.0
 
Nov. 12, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.3 ppb (3) 36.0 μg/m3 (33) 2.0 μg/m3 (8) 33.0
 
Nov. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.2 ppb (2) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Nov. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.4 ppb (4) 28.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
Nov. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.3 ppb (3) 25.0 μg/m3 (23) 5.0 μg/m3 (21) 23.0
 
Nov. 12, 2019, midnight N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.2 ppb (2) 21.0 μg/m3 (19) 4.0 μg/m3 (17) 22.0
 
Nov. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.2 ppb (2) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 26.0
 
Nov. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.1 ppb (1) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 28.0
 
Nov. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.2 ppb (2) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 28.0
 
Nov. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Nov. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.4 ppb (4) 49.0 μg/m3 (45) 10.0 μg/m3 (42) 45.0
 
Nov. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.7 ppb (8) 77.0 μg/m3 (61) 24.0 μg/m3 (76) 76.0
 
Nov. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.8 ppb (9) 64.0 μg/m3 (54) 23.0 μg/m3 (73) 73.0
 
Nov. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 0.8 ppb (9) 38.0 μg/m3 (35) 19.0 μg/m3 (65) 65.0
 
Nov. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.5 ppb (17) 56.0 μg/m3 (50) 15.0 μg/m3 (56) 56.0
 
Nov. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (14) 55.0 μg/m3 (50) 15.0 μg/m3 (56) 56.0
 
Nov. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 37.0 μg/m3 (34) 7.0 μg/m3 (29) 34.0
 
Nov. 11, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Nov. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 26.0 μg/m3 (24) 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 34.0 μg/m3 (31) 14.0 μg/m3 (54) 54.0
 
Nov. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 43.0 μg/m3 (39) 13.0 μg/m3 (52) 52.0
 
Nov. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 44.0 μg/m3 (40) 16.0 μg/m3 (59) 59.0
 
Nov. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 45.0 μg/m3 (41) 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 48.0 μg/m3 (44) 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 49.0 μg/m3 (45) 12.0 μg/m3 (50) 50.0
 
Nov. 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 62.0 μg/m3 (54) 12.0 μg/m3 (50) 54.0
 
Nov. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 55.0 μg/m3 (50) 16.0 μg/m3 (59) 59.0
 
Nov. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.6 ppb (7) 42.0 μg/m3 (38) 8.0 μg/m3 (33) 38.0
 
Nov. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.5 ppb (6) 34.0 μg/m3 (31) 11.0 μg/m3 (46) 46.0
 
Nov. 11, 2019, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 15.0 μg/m3 (14) 0.0 μg/m3 (0) 25.0
 
Nov. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.2 ppb (2) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 32.0
 
Nov. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.2 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 33.0
 
Nov. 10, 2019, 9 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) 7.0 μg/m3 (29) 32.0
 
Nov. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.2 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 29.0
 
Nov. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.3 ppb (3) 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Nov. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.5 ppb (6) 35.0 μg/m3 (32) 15.0 μg/m3 (56) 56.0
 
Nov. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.6 ppb (7) 44.0 μg/m3 (40) 22.0 μg/m3 (71) 71.0
 
Nov. 10, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) 0.8 ppb (9) 48.0 μg/m3 (44) 16.0 μg/m3 (59) 59.0
 
Nov. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.0 ppb (11) 57.0 μg/m3 (51) 17.0 μg/m3 (61) 61.0
 
Nov. 10, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 45.0 μg/m3 (41) 22.0 μg/m3 (71) 71.0
 
Nov. 10, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 42.0 μg/m3 (38) 16.0 μg/m3 (59) 59.0
 
Nov. 10, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 45.0 μg/m3 (41) 16.0 μg/m3 (59) 59.0
 
Nov. 10, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 43.0 μg/m3 (39) 21.0 μg/m3 (69) 69.0
 
Nov. 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (13) 52.0 μg/m3 (47) 23.0 μg/m3 (73) 73.0
 
Nov. 10, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 64.0 μg/m3 (54) 31.0 μg/m3 (90) 90.0
 
Nov. 10, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 83.0 μg/m3 (64) 34.0 μg/m3 (97) 97.0
 
Nov. 10, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (17) 99.0 μg/m3 (72) 35.0 μg/m3 (99) 99.0
 
Nov. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (17) 84.0 μg/m3 (64) 40.0 μg/m3 (111) 111.0
 
Nov. 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (17) 90.0 μg/m3 (68) 41.0 μg/m3 (114) 114.0
 
Nov. 10, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (13) 72.0 μg/m3 (58) 29.0 μg/m3 (86) 86.0
 
Nov. 10, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.9 ppb (10) 57.0 μg/m3 (51) 14.0 μg/m3 (54) 54.0
 
Nov. 10, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) 0.8 ppb (9) 51.0 μg/m3 (46) 12.0 μg/m3 (50) 50.0
 
Nov. 10, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.5 ppb (6) 38.0 μg/m3 (35) 7.0 μg/m3 (29) 35.0
 
Nov. 10, 2019, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.4 ppb (4) 31.0 μg/m3 (28) 6.0 μg/m3 (25) 28.0
 
Nov. 9, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.2 ppb (2) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 34.0
 
Nov. 9, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.2 ppb (2) 15.0 μg/m3 (14) 7.0 μg/m3 (29) 35.0
 
Nov. 9, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.3 ppb (3) 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
Nov. 9, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.3 ppb (3) 11.0 μg/m3 (10) 10.0 μg/m3 (42) 42.0
 
Nov. 9, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.4 ppb (4) 29.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
Nov. 9, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.6 ppb (7) 39.0 μg/m3 (35) 18.0 μg/m3 (63) 63.0
 
Nov. 9, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.9 ppb (10) 40.0 μg/m3 (36) 16.0 μg/m3 (59) 59.0
 
Nov. 9, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.7 ppb (8) 43.0 μg/m3 (39) 17.0 μg/m3 (61) 61.0
 
Nov. 9, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (14) 58.0 μg/m3 (52) 20.0 μg/m3 (67) 67.0
 
Nov. 9, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 53.0 μg/m3 (48) 13.0 μg/m3 (52) 52.0
 
Nov. 9, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 88.0 μg/m3 (66) 14.0 μg/m3 (54) 66.0
 
Nov. 9, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 39.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
Nov. 9, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 50.0 μg/m3 (45) 14.0 μg/m3 (54) 54.0
 
Nov. 9, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 43.0 μg/m3 (39) 15.0 μg/m3 (56) 56.0
 
Nov. 9, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (13) 56.0 μg/m3 (50) 17.0 μg/m3 (61) 61.0
 
Nov. 9, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 59.0 μg/m3 (52) 27.0 μg/m3 (82) 82.0
 
Nov. 9, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 70.0 μg/m3 (58) 21.0 μg/m3 (69) 69.0
 
Nov. 9, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 85.0 μg/m3 (65) 22.0 μg/m3 (71) 71.0
 
Nov. 9, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.5 ppb (17) 99.0 μg/m3 (72) 24.0 μg/m3 (76) 76.0
 
Nov. 9, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 95.0 μg/m3 (70) 20.0 μg/m3 (67) 70.0
 
Nov. 9, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 61.0 μg/m3 (53) 16.0 μg/m3 (59) 59.0
 
Nov. 9, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 1.0 ppb (11) 38.0 μg/m3 (35) 8.0 μg/m3 (33) 35.0
 
Nov. 9, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.6 ppb (7) 48.0 μg/m3 (44) 7.0 μg/m3 (29) 44.0
 
Nov. 9, 2019, midnight N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.4 ppb (4) 36.0 μg/m3 (33) 5.0 μg/m3 (21) 33.0
 
Nov. 8, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.2 ppb (2) 37.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
Nov. 8, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 35.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
Nov. 8, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.3 ppb (3) 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
Nov. 8, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.3 ppb (3) 37.0 μg/m3 (34) 9.0 μg/m3 (38) 38.0
 
Nov. 8, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.4 ppb (4) 55.0 μg/m3 (50) 14.0 μg/m3 (54) 54.0
 
Nov. 8, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.6 ppb (7) 44.0 μg/m3 (40) 19.0 μg/m3 (65) 65.0
 
Nov. 8, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.9 ppb (10) 83.0 μg/m3 (64) 23.0 μg/m3 (73) 73.0
 
Nov. 8, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.3 ppb (14) 113.0 μg/m3 (79) 23.0 μg/m3 (73) 79.0
 
Nov. 8, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.4 ppb (16) 59.0 μg/m3 (52) 18.0 μg/m3 (63) 63.0
 
Nov. 8, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.6 ppb (18) 54.0 μg/m3 (49) 10.0 μg/m3 (42) 49.0
 
Nov. 8, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 46.0 μg/m3 (42) 10.0 μg/m3 (42) 42.0
 
Nov. 8, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 39.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Nov. 8, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 57.0 μg/m3 (51) 29.0 μg/m3 (86) 86.0
 
Nov. 8, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 32.0 μg/m3 (29) 13.0 μg/m3 (52) 52.0
 
Nov. 8, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 45.0 μg/m3 (41) 17.0 μg/m3 (61) 61.0
 
Nov. 8, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 52.0 μg/m3 (47) 22.0 μg/m3 (71) 71.0
 
Nov. 8, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (13) 75.0 μg/m3 (60) 23.0 μg/m3 (73) 73.0
 
Nov. 8, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 80.0 μg/m3 (62) 23.0 μg/m3 (73) 73.0
 
Nov. 8, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.2 ppb (13) 92.0 μg/m3 (68) 41.0 μg/m3 (114) 114.0
 
Nov. 8, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.3 ppb (14) 91.0 μg/m3 (68) 28.0 μg/m3 (84) 84.0
 
Nov. 8, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 58.0 μg/m3 (52) 9.0 μg/m3 (38) 52.0
 
Nov. 8, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.8 ppb (9) 46.0 μg/m3 (42) 11.0 μg/m3 (46) 46.0
 
Nov. 8, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.5 ppb (6) 33.0 μg/m3 (30) 5.0 μg/m3 (21) 30.0
 
Nov. 8, 2019, midnight N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.4 ppb (4) 36.0 μg/m3 (33) 4.0 μg/m3 (17) 33.0
 
Nov. 7, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.3 ppb (3) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 25.0
 
Nov. 7, 2019, 10 p.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) 6.0 μg/m3 (25) 27.0
 
Nov. 7, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.2 ppb (2) 27.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
Nov. 7, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.3 ppb (3) 35.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
Nov. 7, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.4 ppb (4) 44.0 μg/m3 (40) 10.0 μg/m3 (42) 42.0
 
Nov. 7, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.6 ppb (7) 61.0 μg/m3 (53) 15.0 μg/m3 (56) 56.0
 
Nov. 7, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.8 ppb (9) 66.0 μg/m3 (56) 22.0 μg/m3 (71) 71.0
 
Nov. 7, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.7 ppb (8) 46.0 μg/m3 (42) 11.0 μg/m3 (46) 46.0
 
Nov. 7, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.4 ppb (16) 63.0 μg/m3 (54) 17.0 μg/m3 (61) 61.0
 
Nov. 7, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 69.0 μg/m3 (57) 18.0 μg/m3 (63) 63.0
 
Nov. 7, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 42.0 μg/m3 (38) 12.0 μg/m3 (50) 50.0
 
Nov. 7, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 41.0 μg/m3 (37) 10.0 μg/m3 (42) 42.0
 
Nov. 7, 2019, 11 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 (31) 12.0 μg/m3 (50) 50.0
 
Nov. 7, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 38.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Nov. 7, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 32.0 μg/m3 (29) 17.0 μg/m3 (61) 61.0
 
Nov. 7, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 35.0 μg/m3 (32) 14.0 μg/m3 (54) 54.0
 
Nov. 7, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 50.0 μg/m3 (45) 16.0 μg/m3 (59) 59.0
 
Nov. 7, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 57.0 μg/m3 (51) 16.0 μg/m3 (59) 59.0
 
Nov. 7, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.0 ppb (11) 58.0 μg/m3 (52) 26.0 μg/m3 (80) 80.0
 
Nov. 7, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.8 ppb (9) 39.0 μg/m3 (35) 7.0 μg/m3 (29) 35.0
 
Nov. 7, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 0.8 ppb (9) 36.0 μg/m3 (33) 6.0 μg/m3 (25) 33.0
 
Nov. 7, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) 0.6 ppb (7) 29.0 μg/m3 (26) 2.0 μg/m3 (8) 26.0
 
Nov. 7, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.3 ppb (3) 24.0 μg/m3 (22) 2.0 μg/m3 (8) 22.0
 
Nov. 7, 2019, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 23.0 μg/m3 (21) 3.0 μg/m3 (12) 25.0
 
Nov. 6, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.2 ppb (2) 19.0 μg/m3 (17) 4.0 μg/m3 (17) 28.0
 
Nov. 6, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.2 ppb (2) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 31.0
 
Nov. 6, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.2 ppb (2) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 32.0
 
Nov. 6, 2019, 8 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) 7.0 μg/m3 (29) 29.0
 
Nov. 6, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.4 ppb (4) 53.0 μg/m3 (48) 13.0 μg/m3 (52) 52.0
 
Nov. 6, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.8 ppb (9) 79.0 μg/m3 (62) 18.0 μg/m3 (63) 63.0
 
Nov. 6, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.8 ppb (9) 87.0 μg/m3 (66) 18.0 μg/m3 (63) 66.0
 
Nov. 6, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.0 ppb (11) 65.0 μg/m3 (55) 16.0 μg/m3 (59) 59.0
 
Nov. 6, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.4 ppb (16) 73.0 μg/m3 (59) 11.0 μg/m3 (46) 59.0
 
Nov. 6, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.3 ppb (14) 76.0 μg/m3 (60) 7.0 μg/m3 (29) 60.0
 
Nov. 6, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.9 ppb (10) 46.0 μg/m3 (42) 5.0 μg/m3 (21) 42.0
 
Nov. 6, 2019, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
Nov. 6, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Nov. 6, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 0.8 ppb (9) 38.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
Nov. 6, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 40.0 μg/m3 (36) 14.0 μg/m3 (54) 54.0
 
Nov. 6, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (11) 47.0 μg/m3 (43) 10.0 μg/m3 (42) 43.0
 
Nov. 6, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) 1.1 ppb (12) 57.0 μg/m3 (51) 12.0 μg/m3 (50) 51.0
 
Nov. 6, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 1.1 ppb (12) 64.0 μg/m3 (54) 18.0 μg/m3 (63) 63.0
 
Nov. 6, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.4 ppb (16) 85.0 μg/m3 (65) 35.0 μg/m3 (99) 99.0
 
Nov. 6, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) 1.1 ppb (12) 61.0 μg/m3 (53) 17.0 μg/m3 (61) 61.0
 
Nov. 6, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.7 ppb (8) 37.0 μg/m3 (34) 3.0 μg/m3 (12) 34.0