ID: 2661

AQSQID: 130890003

Site Name: Nr-285

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

Updated: Jan. 21, 2021, 11:31 a.m.

Location: Decatur (Perimeter), GA

Reporting: True, Located: True

Current AQI: 14.0

Decatur (Perimeter) GA, US: 33.698611, -84.272608

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2021, 10 a.m. 14.4 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 14.0
 
Jan. 21, 2021, 9 a.m. 11.2 ppb (11) 0.2 ppb (1) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 21, 2021, 8 a.m. 12.9 ppb (13) 1.9 ppb (2) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 21, 2021, 7 a.m. 17.2 ppb (17) 2.4 ppb (3) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 17.0
 
Jan. 21, 2021, 6 a.m. 25.6 ppb (25) 4.5 ppb (5) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 25.0
 
Jan. 21, 2021, 5 a.m. 17.6 ppb (17) 0.6 ppb (1) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 17.0
 
Jan. 21, 2021, 4 a.m. 22.7 ppb (22) 2.9 ppb (3) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 22.0
 
Jan. 21, 2021, 3 a.m. 28.8 ppb (28) 5.9 ppb (6) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 28.0
 
Jan. 21, 2021, 2 a.m. 25.1 ppb (24) 4.8 ppb (5) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 24.0
 
Jan. 21, 2021, 1 a.m. 29.8 ppb (29) 7.3 ppb (7) N/A 22.0 ppb (21) N/A N/A N/A N/A N/A N/A 29.0
 
Jan. 21, 2021, midnight 26.8 ppb (26) 5.2 ppb (5) N/A 22.0 ppb (21) N/A N/A N/A N/A N/A N/A 26.0
 
Jan. 20, 2021, 11 p.m. 34.5 ppb (33) 8.9 ppb (9) N/A 25.0 ppb (24) N/A N/A N/A N/A N/A N/A 33.0
 
Jan. 20, 2021, 10 p.m. 41.3 ppb (39) 14.4 ppb (14) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 39.0
 
Jan. 20, 2021, 9 p.m. 29.8 ppb (29) 10.5 ppb (10) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 29.0
 
Jan. 20, 2021, 8 p.m. 24.5 ppb (24) 9.5 ppb (9) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 24.0
 
Jan. 20, 2021, 7 p.m. 25.8 ppb (25) 11.0 ppb (11) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 25.0
 
Jan. 20, 2021, 6 p.m. 36.6 ppb (35) 20.5 ppb (20) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 35.0
 
Jan. 20, 2021, 5 p.m. 33.1 ppb (32) 17.6 ppb (17) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 32.0
 
Jan. 20, 2021, 4 p.m. 45.3 ppb (43) 27.3 ppb (26) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 43.0
 
Jan. 20, 2021, 3 p.m. 48.3 ppb (46) 29.1 ppb (28) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 46.0
 
Jan. 20, 2021, 2 p.m. 45.7 ppb (44) 26.7 ppb (26) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 44.0
 
Jan. 20, 2021, 1 p.m. 47.6 ppb (45) 23.8 ppb (23) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 45.0
 
Jan. 20, 2021, noon 46.0 ppb (44) 22.5 ppb (22) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 44.0
 
Jan. 20, 2021, 11 a.m. 32.9 ppb (32) 13.2 ppb (13) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 32.0
 
Jan. 20, 2021, 10 a.m. 23.4 ppb (23) 8.6 ppb (9) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 23.0
 
Jan. 20, 2021, 9 a.m. 14.0 ppb (14) 3.5 ppb (4) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 14.0
 
Jan. 20, 2021, 8 a.m. 13.6 ppb (13) 2.5 ppb (3) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 20, 2021, 7 a.m. 10.6 ppb (10) 1.3 ppb (2) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 20, 2021, 6 a.m. 7.6 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 8.0
 
Jan. 20, 2021, 5 a.m. 6.5 ppb (7) -0.2 ppb (0) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 7.0
 
Jan. 20, 2021, 4 a.m. 12.3 ppb (12) 0.2 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 12.0
 
Jan. 20, 2021, 3 a.m. 21.5 ppb (21) 2.0 ppb (2) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 21.0
 
Jan. 20, 2021, 2 a.m. 12.2 ppb (12) -0.3 ppb (0) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 20, 2021, 1 a.m. 12.6 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 12.0
 
Jan. 20, 2021, midnight 40.9 ppb (39) 12.9 ppb (13) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 39.0
 
Jan. 19, 2021, 11 p.m. 43.0 ppb (41) 12.9 ppb (13) N/A 30.0 ppb (29) N/A N/A N/A N/A N/A N/A 41.0
 
Jan. 19, 2021, 10 p.m. 30.9 ppb (30) 7.3 ppb (7) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 30.0
 
Jan. 19, 2021, 9 p.m. 21.3 ppb (21) 4.6 ppb (5) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 21.0
 
Jan. 19, 2021, 8 p.m. 8.4 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 8.0
 
Jan. 19, 2021, 7 p.m. 9.2 ppb (9) 1.7 ppb (2) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 9.0
 
Jan. 19, 2021, 6 p.m. 10.8 ppb (11) 2.3 ppb (3) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 19, 2021, 5 p.m. 11.8 ppb (12) 2.9 ppb (3) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 12.0
 
Jan. 19, 2021, 4 p.m. 25.4 ppb (24) 8.1 ppb (8) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 24.0
 
Jan. 19, 2021, 3 p.m. 148.4 ppb (110) 109.4 ppb (103) N/A 39.0 ppb (37) N/A N/A N/A N/A N/A N/A 110.0
 
Jan. 19, 2021, 2 p.m. 240.9 ppb (128) 203.8 ppb (121) N/A 37.0 ppb (35) N/A N/A N/A N/A N/A N/A 128.0
 
Jan. 19, 2021, 1 p.m. 199.8 ppb (120) 174.4 ppb (115) N/A 25.0 ppb (24) N/A N/A N/A N/A N/A N/A 120.0
 
Jan. 19, 2021, noon 166.0 ppb (114) 143.0 ppb (109) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 114.0
 
Jan. 19, 2021, 11 a.m. 185.5 ppb (117) 159.4 ppb (113) N/A 26.0 ppb (25) N/A N/A N/A N/A N/A N/A 117.0
 
Jan. 19, 2021, 10 a.m. 130.2 ppb (107) 106.3 ppb (103) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 107.0
 
Jan. 19, 2021, 9 a.m. 127.7 ppb (107) 103.8 ppb (102) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 107.0
 
Jan. 19, 2021, 8 a.m. 115.8 ppb (104) 91.7 ppb (92) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 104.0
 
Jan. 19, 2021, 7 a.m. 101.6 ppb (102) 77.4 ppb (76) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 102.0
 
Jan. 19, 2021, 6 a.m. 99.2 ppb (100) 72.3 ppb (71) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 100.0
 
Jan. 19, 2021, 5 a.m. 99.4 ppb (100) 72.1 ppb (71) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 100.0
 
Jan. 19, 2021, 4 a.m. 85.8 ppb (85) 58.8 ppb (57) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 85.0
 
Jan. 19, 2021, 3 a.m. 67.6 ppb (66) 39.6 ppb (38) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 66.0
 
Jan. 19, 2021, 2 a.m. 69.5 ppb (68) 38.3 ppb (37) N/A 31.0 ppb (30) N/A N/A N/A N/A N/A N/A 68.0
 
Jan. 19, 2021, 1 a.m. 52.8 ppb (50) 25.5 ppb (25) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 50.0
 
Jan. 19, 2021, midnight 27.9 ppb (27) 3.9 ppb (4) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 27.0
 
Jan. 18, 2021, 11 p.m. 47.9 ppb (46) 17.1 ppb (17) N/A 31.0 ppb (30) N/A N/A N/A N/A N/A N/A 46.0
 
Jan. 18, 2021, 10 p.m. 25.2 ppb (24) 8.5 ppb (9) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 24.0
 
Jan. 18, 2021, 9 p.m. 16.0 ppb (16) 6.3 ppb (6) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 16.0
 
Jan. 18, 2021, 8 p.m. 17.6 ppb (17) 7.7 ppb (8) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 17.0
 
Jan. 18, 2021, 7 p.m. 15.2 ppb (15) 6.6 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 15.0
 
Jan. 18, 2021, 6 p.m. 13.1 ppb (13) 5.6 ppb (6) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 18, 2021, 5 p.m. 25.9 ppb (25) 13.5 ppb (13) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 25.0
 
Jan. 18, 2021, 4 p.m. 17.9 ppb (17) 7.3 ppb (7) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 17.0
 
Jan. 18, 2021, 3 p.m. 32.3 ppb (31) 16.3 ppb (16) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 31.0
 
Jan. 18, 2021, 2 p.m. 28.7 ppb (28) 12.1 ppb (12) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 28.0
 
Jan. 18, 2021, 1 p.m. 59.4 ppb (57) 31.7 ppb (30) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 57.0
 
Jan. 18, 2021, noon 42.8 ppb (41) 14.5 ppb (14) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 41.0
 
Jan. 18, 2021, 11 a.m. 19.5 ppb (19) 0.9 ppb (1) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 19.0
 
Jan. 18, 2021, 10 a.m. 30.4 ppb (29) 6.2 ppb (6) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A N/A 29.0
 
Jan. 18, 2021, 9 a.m. 28.6 ppb (27) 6.3 ppb (6) N/A 22.0 ppb (21) N/A N/A N/A N/A N/A N/A 27.0
 
Jan. 18, 2021, 8 a.m. 18.9 ppb (18) 3.0 ppb (3) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 18.0
 
Jan. 18, 2021, 7 a.m. 24.3 ppb (23) 4.7 ppb (5) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 23.0
 
Jan. 18, 2021, 6 a.m. 55.4 ppb (53) 27.7 ppb (27) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 53.0
 
Jan. 18, 2021, 5 a.m. 50.8 ppb (48) 21.6 ppb (21) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 48.0
 
Jan. 18, 2021, 4 a.m. 55.5 ppb (53) 28.2 ppb (27) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 53.0
 
Jan. 18, 2021, 3 a.m. 89.8 ppb (90) 55.0 ppb (53) N/A 35.0 ppb (34) N/A N/A N/A N/A N/A N/A 90.0
 
Jan. 18, 2021, 2 a.m. 100.7 ppb (101) 65.5 ppb (64) N/A 35.0 ppb (34) N/A N/A N/A N/A N/A N/A 101.0
 
Jan. 18, 2021, 1 a.m. 76.9 ppb (76) 43.0 ppb (41) N/A 34.0 ppb (33) N/A N/A N/A N/A N/A N/A 76.0
 
Jan. 18, 2021, midnight 9.9 ppb (10) 3.1 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 17, 2021, 11 p.m. 4.0 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 4.0
 
Jan. 17, 2021, 8 p.m. 2.7 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A N/A 3.0
 
Jan. 17, 2021, 7 p.m. 3.7 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
Jan. 17, 2021, 6 p.m. 3.1 ppb (3) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
Jan. 17, 2021, 5 p.m. 5.0 ppb (5) 1.2 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 5.0
 
Jan. 17, 2021, 4 p.m. 5.8 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 6.0
 
Jan. 17, 2021, 3 p.m. 10.2 ppb (10) 3.0 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 17, 2021, 2 p.m. 30.9 ppb (30) 14.3 ppb (14) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 30.0
 
Jan. 17, 2021, 1 p.m. 62.5 ppb (61) 42.7 ppb (41) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 61.0
 
Jan. 17, 2021, noon 89.4 ppb (89) 70.2 ppb (69) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 89.0
 
Jan. 17, 2021, 11 a.m. 62.5 ppb (61) 44.3 ppb (42) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 61.0
 
Jan. 17, 2021, 10 a.m. 53.4 ppb (51) 34.9 ppb (33) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 51.0
 
Jan. 17, 2021, 9 a.m. 51.2 ppb (49) 32.6 ppb (31) N/A 19.0 ppb (18) N/A N/A N/A N/A N/A N/A 49.0
 
Jan. 17, 2021, 8 a.m. 59.1 ppb (57) 39.0 ppb (37) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 57.0
 
Jan. 17, 2021, 7 a.m. 63.1 ppb (61) 42.9 ppb (41) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 61.0
 
Jan. 17, 2021, 6 a.m. 62.0 ppb (60) 41.3 ppb (39) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 60.0
 
Jan. 17, 2021, 5 a.m. 67.6 ppb (66) 45.9 ppb (44) N/A 22.0 ppb (21) N/A N/A N/A N/A N/A N/A 66.0
 
Jan. 17, 2021, 4 a.m. 53.8 ppb (51) 33.6 ppb (32) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 51.0
 
Jan. 17, 2021, 3 a.m. 60.0 ppb (58) 38.6 ppb (37) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 58.0
 
Jan. 17, 2021, 2 a.m. 28.6 ppb (27) 8.0 ppb (8) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 27.0
 
Jan. 17, 2021, 1 a.m. 19.0 ppb (18) 2.5 ppb (3) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 18.0
 
Jan. 17, 2021, midnight 36.4 ppb (35) 14.9 ppb (15) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 35.0
 
Jan. 16, 2021, 11 p.m. 27.0 ppb (26) 10.8 ppb (11) N/A 16.0 ppb (16) N/A N/A N/A N/A N/A N/A 26.0
 
Jan. 16, 2021, 10 p.m. 25.7 ppb (25) 13.1 ppb (13) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 25.0
 
Jan. 16, 2021, 9 p.m. 17.4 ppb (17) 9.1 ppb (9) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 17.0
 
Jan. 16, 2021, 8 p.m. 13.0 ppb (13) 6.7 ppb (7) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 16, 2021, 7 p.m. 10.6 ppb (10) 4.9 ppb (5) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 16, 2021, 6 p.m. 10.2 ppb (10) 5.0 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 16, 2021, 5 p.m. 13.2 ppb (13) 7.2 ppb (7) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 16, 2021, 4 p.m. 9.3 ppb (9) 4.0 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 9.0
 
Jan. 16, 2021, 3 p.m. 9.4 ppb (9) 3.6 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 9.0
 
Jan. 16, 2021, 2 p.m. 7.5 ppb (8) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A N/A 8.0
 
Jan. 16, 2021, 1 p.m. 24.7 ppb (24) 6.6 ppb (7) N/A 18.0 ppb (17) N/A N/A N/A N/A N/A N/A 24.0
 
Jan. 16, 2021, noon 46.9 ppb (45) 19.2 ppb (19) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 45.0
 
Jan. 16, 2021, 11 a.m. 67.0 ppb (65) 37.6 ppb (36) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 65.0
 
Jan. 16, 2021, 10 a.m. 59.7 ppb (58) 30.7 ppb (29) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 58.0
 
Jan. 16, 2021, 9 a.m. 32.4 ppb (31) 5.6 ppb (6) N/A 27.0 ppb (26) N/A N/A N/A N/A N/A N/A 31.0
 
Jan. 16, 2021, 8 a.m. 38.6 ppb (37) 10.2 ppb (10) N/A 28.0 ppb (27) N/A N/A N/A N/A N/A N/A 37.0
 
Jan. 16, 2021, 7 a.m. 15.5 ppb (15) 0.4 ppb (1) N/A 15.0 ppb (15) N/A N/A N/A N/A N/A N/A 15.0
 
Jan. 16, 2021, 6 a.m. 10.8 ppb (11) 0.2 ppb (1) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 16, 2021, 5 a.m. 9.2 ppb (9) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A N/A N/A N/A N/A 9.0
 
Jan. 16, 2021, 4 a.m. 12.9 ppb (13) 0.4 ppb (1) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 16, 2021, 3 a.m. 12.7 ppb (12) 0.2 ppb (1) N/A 13.0 ppb (13) N/A N/A N/A N/A N/A N/A 13.0
 
Jan. 16, 2021, 2 a.m. 20.9 ppb (20) 4.1 ppb (4) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 20.0
 
Jan. 16, 2021, 1 a.m. 14.2 ppb (14) 2.6 ppb (3) N/A 12.0 ppb (12) N/A N/A N/A N/A N/A N/A 14.0
 
Jan. 16, 2021, midnight 23.8 ppb (23) 3.6 ppb (4) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 23.0
 
Jan. 15, 2021, 11 p.m. 14.0 ppb (14) 0.2 ppb (1) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 14.0
 
Jan. 15, 2021, 10 p.m. 11.3 ppb (11) 1.2 ppb (2) N/A 10.0 ppb (10) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 15, 2021, 9 p.m. 6.2 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 6.0
 
Jan. 15, 2021, 8 p.m. 11.6 ppb (11) 4.7 ppb (5) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 11.0
 
Jan. 15, 2021, 7 p.m. 6.8 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 7.0
 
Jan. 15, 2021, 6 p.m. 8.4 ppb (8) 3.4 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 8.0
 
Jan. 15, 2021, 5 p.m. 14.7 ppb (14) 6.6 ppb (7) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 14.0
 
Jan. 15, 2021, 4 p.m. 31.7 ppb (30) 17.6 ppb (17) N/A 14.0 ppb (14) N/A N/A N/A N/A N/A N/A 30.0
 
Jan. 15, 2021, 3 p.m. 34.1 ppb (33) 17.2 ppb (17) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 33.0
 
Jan. 15, 2021, 2 p.m. 31.7 ppb (30) 14.3 ppb (14) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A N/A 30.0
 
Jan. 15, 2021, 1 p.m. 35.5 ppb (34) 14.7 ppb (14) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 34.0
 
Jan. 15, 2021, noon 27.1 ppb (26) 5.7 ppb (6) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 26.0
 
Jan. 15, 2021, 11 a.m. 7.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 7.0
 
Jan. 15, 2021, 10 a.m. 5.6 ppb (6) 0.2 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A N/A N/A 6.0
 
Jan. 15, 2021, 9 a.m. 6.6 ppb (7) 0.2 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 7.0
 
Jan. 15, 2021, 8 a.m. 44.3 ppb (42) 15.6 ppb (15) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 42.0
 
Jan. 15, 2021, 7 a.m. 73.1 ppb (72) 33.9 ppb (32) N/A 39.0 ppb (37) N/A N/A N/A N/A N/A N/A 72.0
 
Jan. 15, 2021, 6 a.m. 101.9 ppb (102) 61.0 ppb (59) N/A 41.0 ppb (39) N/A N/A N/A N/A N/A N/A 102.0
 
Jan. 15, 2021, 5 a.m. 141.8 ppb (109) 109.7 ppb (103) N/A 32.0 ppb (31) N/A N/A N/A N/A N/A N/A 109.0
 
Jan. 15, 2021, 4 a.m. 97.9 ppb (98) 69.2 ppb (68) N/A 29.0 ppb (28) N/A N/A N/A N/A N/A N/A 98.0
 
Jan. 15, 2021, 3 a.m. 108.0 ppb (103) 73.2 ppb (72) N/A 35.0 ppb (34) N/A N/A N/A N/A N/A N/A 103.0
 
Jan. 15, 2021, 2 a.m. 121.1 ppb (105) 81.8 ppb (81) N/A 39.0 ppb (37) N/A N/A N/A N/A N/A N/A 105.0
 
Jan. 15, 2021, 1 a.m. 141.8 ppb (109) 96.3 ppb (97) N/A 45.0 ppb (43) N/A N/A N/A N/A N/A N/A 109.0
 
Jan. 15, 2021, midnight 45.3 ppb (43) 15.7 ppb (15) N/A 30.0 ppb (29) N/A N/A N/A N/A N/A N/A 43.0
 
Jan. 14, 2021, 11 p.m. 7.1 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 7.0
 
Jan. 14, 2021, 10 p.m. 4.0 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 4.0
 
Jan. 14, 2021, 9 p.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 3.0
 
Jan. 14, 2021, 8 p.m. 3.5 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A N/A 4.0
 
Jan. 14, 2021, 7 p.m. 3.8 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A N/A 4.0
 
Jan. 14, 2021, 6 p.m. 10.4 ppb (10) 2.3 ppb (3) N/A 8.0 ppb (8) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 14, 2021, 5 p.m. 9.6 ppb (10) 2.4 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A N/A 10.0
 
Jan. 14, 2021, 4 p.m. 16.1 ppb (16) 5.4 ppb (6) N/A 11.0 ppb (11) N/A N/A N/A N/A N/A N/A 16.0
 
Jan. 14, 2021, 3 p.m. 39.6 ppb (38) 18.1 ppb (18) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 38.0
 
Jan. 14, 2021, 2 p.m. 59.8 ppb (58) 37.2 ppb (36) N/A 23.0 ppb (22) N/A N/A N/A N/A N/A N/A 58.0
 
Jan. 14, 2021, 1 p.m. 65.1 ppb (63) 43.6 ppb (42) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 63.0
 
Jan. 14, 2021, noon 84.8 ppb (84) 59.3 ppb (57) N/A 26.0 ppb (25) N/A N/A N/A N/A N/A N/A 84.0
 
Jan. 14, 2021, 11 a.m. 56.3 ppb (54) 33.9 ppb (32) N/A 22.0 ppb (21) N/A N/A N/A N/A N/A N/A 54.0
 
Jan. 14, 2021, 10 a.m. 57.0 ppb (55) 36.8 ppb (35) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A N/A 55.0
 
Jan. 14, 2021, 9 a.m. 62.2 ppb (60) 40.7 ppb (39) N/A 21.0 ppb (20) N/A N/A N/A N/A N/A N/A 60.0