ID: 7772

AQSQID: 484800090073

Site Name: Santiago Acahualtepec

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

Updated: March 8, 2021, 12:32 a.m.

Location: Mexico City (Escuela Secundaria Tecnica 17), MX

Reporting: True, Located: True

Current AQI: 45.0

Mexico City (Escuela Secundaria Tecnica 17) MX, MX: 19.3502, -99.1571

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 28, 2021, 10 p.m. 8.0 ppb (8) N/A N/A 8.0 ppb (8) N/A 4.0 ppb (6) 49.0 ppb (46) 0.5 ppb (6) N/A N/A 46.0
 
Feb. 28, 2021, 9 p.m. 13.0 ppb (13) N/A N/A 14.0 ppb (14) N/A 7.0 ppb (10) 75.0 ppb (104) 0.6 ppb (7) N/A N/A 104.0
 
Feb. 28, 2021, 8 p.m. 17.0 ppb (17) N/A N/A 17.0 ppb (17) N/A 9.0 ppb (13) 84.0 ppb (108) 0.7 ppb (8) N/A N/A 108.0
 
Feb. 28, 2021, 7 p.m. 18.0 ppb (17) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 9.0 ppb (13) 73.0 ppb (103) 0.8 ppb (10) N/A N/A 103.0
 
Feb. 28, 2021, 6 p.m. 25.0 ppb (24) 1.0 ppb (1) N/A 24.0 ppb (23) N/A 10.0 ppb (15) 58.0 ppb (61) 0.8 ppb (10) N/A N/A 61.0
 
Feb. 28, 2021, 5 p.m. 41.0 ppb (39) 6.0 ppb (6) N/A 35.0 ppb (34) N/A 12.0 ppb (18) 42.0 ppb (39) 1.0 ppb (12) N/A N/A 39.0
 
Feb. 28, 2021, 4 p.m. 90.0 ppb (90) 27.0 ppb (26) N/A 64.0 ppb (62) N/A 8.0 ppb (12) 22.0 ppb (21) 1.7 ppb (20) N/A N/A 90.0
 
Feb. 28, 2021, 3 p.m. 169.0 ppb (114) 103.0 ppb (102) N/A 66.0 ppb (64) N/A 5.0 ppb (8) 4.0 ppb (4) 2.9 ppb (33) N/A N/A 114.0
 
Feb. 28, 2021, 2 p.m. 93.0 ppb (93) 49.0 ppb (47) N/A 44.0 ppb (42) N/A 5.0 ppb (8) 2.0 ppb (2) 2.0 ppb (23) N/A N/A 93.0
 
Feb. 28, 2021, 1 p.m. 78.0 ppb (77) 36.0 ppb (34) N/A 42.0 ppb (40) N/A 4.0 ppb (6) 1.0 ppb (1) 1.8 ppb (21) N/A N/A 77.0
 
Feb. 28, 2021, noon 70.0 ppb (69) 25.0 ppb (24) N/A 45.0 ppb (43) N/A 3.0 ppb (5) 2.0 ppb (2) 1.5 ppb (18) N/A N/A 69.0
 
Feb. 28, 2021, 11 a.m. 33.0 ppb (32) 3.0 ppb (3) N/A 30.0 ppb (29) N/A 9.0 ppb (13) 10.0 ppb (10) 0.9 ppb (11) N/A N/A 32.0
 
Feb. 28, 2021, 10 a.m. 35.0 ppb (34) 2.0 ppb (2) N/A 33.0 ppb (32) N/A 6.0 ppb (9) 9.0 ppb (9) 0.9 ppb (11) N/A N/A 34.0
 
Feb. 28, 2021, 9 a.m. 37.0 ppb (35) 2.0 ppb (2) N/A 34.0 ppb (33) N/A 4.0 ppb (6) 15.0 ppb (14) 0.9 ppb (11) N/A N/A 35.0
 
Feb. 28, 2021, 8 a.m. 42.0 ppb (40) 2.0 ppb (2) N/A 40.0 ppb (38) N/A 2.0 ppb (3) 17.0 ppb (16) N/A N/A N/A 40.0
 
Feb. 28, 2021, 7 a.m. 21.0 ppb (20) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 2.0 ppb (3) 32.0 ppb (30) 0.7 ppb (8) N/A N/A 30.0
 
Feb. 28, 2021, 6 a.m. 13.0 ppb (13) N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 37.0 ppb (35) 0.5 ppb (6) N/A N/A 35.0
 
Feb. 28, 2021, 5 a.m. 12.0 ppb (12) N/A N/A 12.0 ppb (12) N/A 2.0 ppb (3) 40.0 ppb (38) 0.6 ppb (7) N/A N/A 38.0
 
Feb. 28, 2021, 4 a.m. 16.0 ppb (16) 0.0 ppb (0) N/A 17.0 ppb (17) N/A N/A 37.0 ppb (35) 0.7 ppb (8) N/A N/A 35.0
 
Feb. 28, 2021, 3 a.m. 17.0 ppb (17) 0.0 ppb (0) N/A 17.0 ppb (17) N/A 2.0 ppb (3) 38.0 ppb (36) 0.7 ppb (8) N/A N/A 36.0
 
Feb. 28, 2021, 2 a.m. 16.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (16) N/A 2.0 ppb (3) 37.0 ppb (35) 0.7 ppb (8) N/A N/A 35.0
 
Feb. 28, 2021, 1 a.m. 11.0 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (12) N/A N/A 43.0 ppb (40) 0.6 ppb (7) N/A N/A 40.0
 
Feb. 28, 2021, midnight 11.0 ppb (11) N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 53.0 ppb (50) 0.6 ppb (7) N/A N/A 50.0
 
Feb. 27, 2021, 11 p.m. 14.0 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (15) N/A 3.0 ppb (5) 66.0 ppb (87) 0.6 ppb (7) N/A N/A 87.0
 
Feb. 27, 2021, 10 p.m. 16.0 ppb (16) 0.0 ppb (0) N/A 17.0 ppb (17) N/A 5.0 ppb (8) 90.0 ppb (112) 0.6 ppb (7) N/A N/A 112.0
 
Feb. 27, 2021, 9 p.m. 15.0 ppb (15) -1.0 ppb (0) N/A 15.0 ppb (15) N/A 4.0 ppb (6) 82.0 ppb (107) 0.6 ppb (7) N/A N/A 107.0
 
Feb. 27, 2021, 8 p.m. 20.0 ppb (19) 0.0 ppb (0) N/A 20.0 ppb (19) N/A 4.0 ppb (6) 75.0 ppb (104) N/A N/A N/A 104.0
 
Feb. 27, 2021, 7 p.m. 20.0 ppb (19) 1.0 ppb (1) N/A 20.0 ppb (19) N/A 4.0 ppb (6) 64.0 ppb (81) 0.7 ppb (8) N/A N/A 81.0
 
Feb. 27, 2021, 6 p.m. 33.0 ppb (32) 3.0 ppb (3) N/A 30.0 ppb (29) N/A 4.0 ppb (6) 52.0 ppb (49) 0.8 ppb (10) N/A N/A 49.0
 
Feb. 27, 2021, 5 p.m. 57.0 ppb (55) 11.0 ppb (11) N/A 45.0 ppb (43) N/A N/A 34.0 ppb (32) 1.2 ppb (14) N/A N/A 55.0
 
Feb. 27, 2021, 4 p.m. 93.0 ppb (93) 33.0 ppb (32) N/A 61.0 ppb (59) N/A 3.0 ppb (5) 18.0 ppb (17) 1.6 ppb (19) N/A N/A 93.0
 
Feb. 27, 2021, 3 p.m. 145.0 ppb (110) 82.0 ppb (81) N/A 63.0 ppb (61) N/A 3.0 ppb (5) 6.0 ppb (6) 2.2 ppb (25) N/A N/A 110.0
 
Feb. 27, 2021, 2 p.m. 141.0 ppb (109) 93.0 ppb (93) N/A 48.0 ppb (46) N/A 3.0 ppb (5) 2.0 ppb (2) 2.1 ppb (24) N/A N/A 109.0
 
Feb. 27, 2021, 1 p.m. 87.0 ppb (87) 46.0 ppb (44) N/A 41.0 ppb (39) N/A 2.0 ppb (3) 2.0 ppb (2) 1.4 ppb (16) N/A N/A 87.0
 
Feb. 27, 2021, noon 49.0 ppb (47) 14.0 ppb (14) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 5.0 ppb (5) 0.9 ppb (11) N/A N/A 47.0
 
Feb. 27, 2021, 11 a.m. 41.0 ppb (39) 6.0 ppb (6) N/A 36.0 ppb (34) N/A 2.0 ppb (3) 5.0 ppb (5) 0.8 ppb (10) N/A N/A 39.0
 
Feb. 27, 2021, 10 a.m. 39.0 ppb (37) 3.0 ppb (3) N/A 36.0 ppb (34) N/A 3.0 ppb (5) 9.0 ppb (9) 0.9 ppb (11) N/A N/A 37.0
 
Feb. 27, 2021, 9 a.m. 47.0 ppb (45) 5.0 ppb (5) N/A 42.0 ppb (40) N/A 3.0 ppb (5) 11.0 ppb (11) 1.1 ppb (13) N/A N/A 45.0
 
Feb. 27, 2021, 8 a.m. 71.0 ppb (70) 9.0 ppb (9) N/A 63.0 ppb (61) N/A 2.0 ppb (3) 3.0 ppb (3) 1.5 ppb (18) N/A N/A 70.0
 
Feb. 27, 2021, 7 a.m. 42.0 ppb (40) 2.0 ppb (2) N/A 41.0 ppb (39) N/A 2.0 ppb (3) 21.0 ppb (20) 1.0 ppb (12) N/A N/A 40.0
 
Feb. 27, 2021, 6 a.m. 13.0 ppb (13) N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 42.0 ppb (39) 0.5 ppb (6) N/A N/A 39.0
 
Feb. 27, 2021, 5 a.m. 24.0 ppb (23) 0.0 ppb (0) N/A 24.0 ppb (23) N/A 2.0 ppb (3) 33.0 ppb (31) 0.7 ppb (8) N/A N/A 31.0
 
Feb. 27, 2021, 4 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 36.0 ppb (34) 0.6 ppb (7) N/A N/A 34.0
 
Feb. 27, 2021, 3 a.m. 21.0 ppb (20) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 2.0 ppb (3) 37.0 ppb (35) 0.7 ppb (8) N/A N/A 35.0
 
Feb. 27, 2021, 2 a.m. 20.0 ppb (19) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 2.0 ppb (3) 39.0 ppb (37) 0.7 ppb (8) N/A N/A 37.0
 
Feb. 27, 2021, 1 a.m. 13.0 ppb (13) 0.0 ppb (0) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 46.0 ppb (43) 0.6 ppb (7) N/A N/A 43.0
 
Feb. 27, 2021, midnight 14.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A 3.0 ppb (5) 56.0 ppb (55) 0.6 ppb (7) N/A N/A 55.0
 
Feb. 26, 2021, 11 p.m. 20.0 ppb (19) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 6.0 ppb (9) 89.0 ppb (111) 0.6 ppb (7) N/A N/A 111.0
 
Feb. 26, 2021, 10 p.m. 20.0 ppb (19) 0.0 ppb (0) N/A 20.0 ppb (19) N/A 6.0 ppb (9) 89.0 ppb (111) 0.6 ppb (7) N/A N/A 111.0
 
Feb. 26, 2021, 9 p.m. 21.0 ppb (20) 0.0 ppb (0) N/A 20.0 ppb (19) N/A 7.0 ppb (10) 86.0 ppb (109) 0.6 ppb (7) N/A N/A 109.0
 
Feb. 26, 2021, 8 p.m. 22.0 ppb (21) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 8.0 ppb (12) 75.0 ppb (104) 0.6 ppb (7) N/A N/A 104.0
 
Feb. 26, 2021, 7 p.m. 25.0 ppb (24) 1.0 ppb (1) N/A 23.0 ppb (22) N/A 7.0 ppb (10) 62.0 ppb (74) 0.7 ppb (8) N/A N/A 74.0
 
Feb. 26, 2021, 6 p.m. 31.0 ppb (30) 3.0 ppb (3) N/A 28.0 ppb (27) N/A 3.0 ppb (5) 47.0 ppb (44) 0.7 ppb (8) N/A N/A 44.0
 
Feb. 26, 2021, 5 p.m. 46.0 ppb (44) 8.0 ppb (8) N/A 37.0 ppb (35) N/A 4.0 ppb (6) 36.0 ppb (34) 1.0 ppb (12) N/A N/A 44.0
 
Feb. 26, 2021, 4 p.m. 116.0 ppb (104) 48.0 ppb (46) N/A 67.0 ppb (65) N/A 5.0 ppb (8) 13.0 ppb (13) 1.8 ppb (21) N/A N/A 104.0
 
Feb. 26, 2021, 3 p.m. 154.0 ppb (112) 102.0 ppb (102) N/A 51.0 ppb (49) N/A 5.0 ppb (8) 3.0 ppb (3) 2.2 ppb (25) N/A N/A 112.0
 
Feb. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Feb. 26, 2021, 1 p.m. 80.0 ppb (79) 43.0 ppb (41) N/A 37.0 ppb (35) N/A 2.0 ppb (3) 1.0 ppb (1) 1.3 ppb (15) N/A N/A 79.0
 
Feb. 26, 2021, noon 58.0 ppb (56) 23.0 ppb (22) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 3.0 ppb (3) 1.0 ppb (12) N/A N/A 56.0
 
Feb. 26, 2021, 11 a.m. 52.0 ppb (50) 20.0 ppb (19) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 6.0 ppb (6) 0.9 ppb (11) N/A N/A 50.0
 
Feb. 26, 2021, 10 a.m. 41.0 ppb (39) 11.0 ppb (11) N/A 30.0 ppb (29) N/A 2.0 ppb (3) 10.0 ppb (10) N/A N/A N/A 39.0
 
Feb. 26, 2021, 9 a.m. 6.0 ppb (6) N/A N/A 7.0 ppb (7) N/A N/A 25.0 ppb (24) 0.4 ppb (5) N/A N/A 24.0
 
Feb. 26, 2021, 8 a.m. 15.0 ppb (15) 0.0 ppb (0) N/A 15.0 ppb (15) N/A 3.0 ppb (5) 21.0 ppb (20) N/A N/A N/A 20.0
 
Feb. 26, 2021, 7 a.m. 25.0 ppb (24) 0.0 ppb (0) N/A 25.0 ppb (24) N/A 3.0 ppb (5) 16.0 ppb (15) N/A N/A N/A 24.0
 
Feb. 26, 2021, 6 a.m. 38.0 ppb (36) 3.0 ppb (3) N/A 35.0 ppb (34) N/A 4.0 ppb (6) 11.0 ppb (11) N/A N/A N/A 36.0
 
Feb. 26, 2021, 5 a.m. 20.0 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 25.0 ppb (24) 0.7 ppb (8) N/A N/A 24.0
 
Feb. 26, 2021, 4 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 26.0 ppb (25) 0.7 ppb (8) N/A N/A 25.0
 
Feb. 26, 2021, 3 a.m. 21.0 ppb (20) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 2.0 ppb (3) 26.0 ppb (25) 0.7 ppb (8) N/A N/A 25.0
 
Feb. 26, 2021, 2 a.m. 16.0 ppb (16) 0.0 ppb (0) N/A 15.0 ppb (15) N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A N/A 29.0
 
Feb. 26, 2021, 1 a.m. 10.0 ppb (10) N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 40.0 ppb (38) 0.7 ppb (8) N/A N/A 38.0
 
Feb. 26, 2021, midnight 9.0 ppb (9) N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 47.0 ppb (44) 0.6 ppb (7) N/A N/A 44.0
 
Feb. 25, 2021, 11 p.m. 10.0 ppb (10) N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 54.0 ppb (50) 0.6 ppb (7) N/A N/A 50.0
 
Feb. 25, 2021, 10 p.m. 13.0 ppb (13) N/A N/A 14.0 ppb (14) N/A 3.0 ppb (5) 70.0 ppb (100) 0.6 ppb (7) N/A N/A 100.0
 
Feb. 25, 2021, 9 p.m. 18.0 ppb (17) 0.0 ppb (0) N/A 18.0 ppb (17) N/A 3.0 ppb (5) 76.0 ppb (104) 0.7 ppb (8) N/A N/A 104.0
 
Feb. 25, 2021, 8 p.m. 23.0 ppb (22) 1.0 ppb (1) N/A 22.0 ppb (21) N/A 4.0 ppb (6) 70.0 ppb (100) 0.8 ppb (10) N/A N/A 100.0
 
Feb. 25, 2021, 7 p.m. 33.0 ppb (32) 4.0 ppb (4) N/A 29.0 ppb (28) N/A 5.0 ppb (8) 54.0 ppb (50) 0.9 ppb (11) N/A N/A 50.0
 
Feb. 25, 2021, 6 p.m. 70.0 ppb (69) 15.0 ppb (15) N/A 55.0 ppb (53) N/A 7.0 ppb (10) 36.0 ppb (34) 1.3 ppb (15) N/A N/A 69.0
 
Feb. 25, 2021, 5 p.m. 102.0 ppb (102) 35.0 ppb (34) N/A 66.0 ppb (64) N/A 11.0 ppb (16) 20.0 ppb (19) 1.7 ppb (20) N/A N/A 102.0
 
Feb. 25, 2021, 4 p.m. 98.0 ppb (98) 49.0 ppb (47) N/A 49.0 ppb (47) N/A 11.0 ppb (16) 10.0 ppb (10) 1.6 ppb (19) N/A N/A 98.0
 
Feb. 25, 2021, 3 p.m. 163.0 ppb (113) 121.0 ppb (105) N/A 41.0 ppb (39) N/A 6.0 ppb (9) 3.0 ppb (3) 2.3 ppb (27) N/A N/A 113.0
 
Feb. 25, 2021, 2 p.m. 182.0 ppb (117) 149.0 ppb (111) N/A 33.0 ppb (32) N/A 6.0 ppb (9) 1.0 ppb (1) 2.3 ppb (27) N/A N/A 117.0
 
Feb. 25, 2021, 1 p.m. 178.0 ppb (116) 143.0 ppb (109) N/A 36.0 ppb (34) N/A 5.0 ppb (8) 1.0 ppb (1) 2.1 ppb (24) N/A N/A 116.0
 
Feb. 25, 2021, noon 103.0 ppb (102) 70.0 ppb (69) N/A 33.0 ppb (32) N/A 5.0 ppb (8) 1.0 ppb (1) 1.3 ppb (15) N/A N/A 102.0
 
Feb. 25, 2021, 11 a.m. 40.0 ppb (38) 13.0 ppb (13) N/A 27.0 ppb (26) N/A 10.0 ppb (15) 3.0 ppb (3) 0.7 ppb (8) N/A N/A 38.0
 
Feb. 25, 2021, 10 a.m. 22.0 ppb (21) 3.0 ppb (3) N/A 20.0 ppb (19) N/A 6.0 ppb (9) 9.0 ppb (9) 0.5 ppb (6) N/A N/A 21.0
 
Feb. 25, 2021, 9 a.m. 103.0 ppb (102) 65.0 ppb (63) N/A 38.0 ppb (36) N/A 93.0 ppb (109) 2.0 ppb (2) 10.2 ppb (113) N/A N/A 113.0
 
Feb. 25, 2021, 8 a.m. 302.0 ppb (140) 178.0 ppb (116) N/A N/A N/A N/A 38.0 ppb (36) N/A N/A N/A 140.0
 
Feb. 25, 2021, 7 a.m. 1.0 ppb (1) -1.0 ppb (0) N/A N/A N/A 1.0 ppb (2) N/A 0.2 ppb (3) N/A N/A 3.0
 
Feb. 25, 2021, 6 a.m. 56.0 ppb (54) 21.0 ppb (20) N/A 35.0 ppb (34) N/A 2.0 ppb (3) 2.0 ppb (2) 0.9 ppb (11) N/A N/A 54.0
 
Feb. 25, 2021, 5 a.m. 51.0 ppb (49) 15.0 ppb (15) N/A 37.0 ppb (35) N/A 1.0 ppb (2) 3.0 ppb (3) 0.9 ppb (11) N/A N/A 49.0
 
Feb. 25, 2021, 4 a.m. 44.0 ppb (42) 10.0 ppb (10) N/A 34.0 ppb (33) N/A 1.0 ppb (2) 4.0 ppb (4) 0.9 ppb (11) N/A N/A 42.0
 
Feb. 25, 2021, 3 a.m. 37.0 ppb (35) 6.0 ppb (6) N/A 31.0 ppb (30) N/A N/A 12.0 ppb (12) 0.8 ppb (10) N/A N/A 35.0
 
Feb. 25, 2021, 2 a.m. 20.0 ppb (19) 0.0 ppb (0) N/A 21.0 ppb (20) N/A 3.0 ppb (5) 37.0 ppb (35) 0.7 ppb (8) N/A N/A 35.0
 
Feb. 25, 2021, 1 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 37.0 ppb (35) 0.7 ppb (8) N/A N/A 35.0
 
Feb. 25, 2021, midnight 17.0 ppb (17) 2.0 ppb (2) N/A 15.0 ppb (15) N/A 2.0 ppb (3) 31.0 ppb (29) 0.5 ppb (6) N/A N/A 29.0
 
Feb. 24, 2021, 11 p.m. 16.0 ppb (16) 2.0 ppb (2) N/A 14.0 ppb (14) N/A 5.0 ppb (8) 41.0 ppb (38) 0.5 ppb (6) N/A N/A 38.0
 
Feb. 24, 2021, 10 p.m. 13.0 ppb (13) 1.0 ppb (1) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 46.0 ppb (43) 0.5 ppb (6) N/A N/A 43.0
 
Feb. 24, 2021, 9 p.m. 12.0 ppb (12) 0.0 ppb (0) N/A 12.0 ppb (12) N/A 5.0 ppb (8) 55.0 ppb (51) 0.5 ppb (6) N/A N/A 51.0
 
Feb. 24, 2021, 8 p.m. 16.0 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (15) N/A 5.0 ppb (8) 50.0 ppb (47) 0.5 ppb (6) N/A N/A 47.0
 
Feb. 24, 2021, 7 p.m. 34.0 ppb (33) 4.0 ppb (4) N/A 30.0 ppb (29) N/A 10.0 ppb (15) 51.0 ppb (48) 0.8 ppb (10) N/A N/A 48.0
 
Feb. 24, 2021, 6 p.m. 39.0 ppb (37) 8.0 ppb (8) N/A 31.0 ppb (30) N/A 12.0 ppb (18) 37.0 ppb (35) 0.8 ppb (10) N/A N/A 37.0
 
Feb. 24, 2021, 5 p.m. 80.0 ppb (79) 24.0 ppb (23) N/A 56.0 ppb (54) N/A 20.0 ppb (29) 24.0 ppb (23) 1.4 ppb (16) N/A N/A 79.0
 
Feb. 24, 2021, 4 p.m. 101.0 ppb (101) 44.0 ppb (42) N/A 57.0 ppb (55) N/A 24.0 ppb (35) 12.0 ppb (12) 1.6 ppb (19) N/A N/A 101.0
 
Feb. 24, 2021, 3 p.m. 90.0 ppb (90) 50.0 ppb (48) N/A 39.0 ppb (37) N/A 14.0 ppb (20) 8.0 ppb (8) 1.6 ppb (19) N/A N/A 90.0
 
Feb. 24, 2021, 2 p.m. 149.0 ppb (111) 112.0 ppb (104) N/A 37.0 ppb (35) N/A 6.0 ppb (9) 1.0 ppb (1) 2.3 ppb (27) N/A N/A 111.0
 
Feb. 24, 2021, 1 p.m. 111.0 ppb (103) 76.0 ppb (75) N/A 35.0 ppb (34) N/A 7.0 ppb (10) 1.0 ppb (1) 1.8 ppb (21) N/A N/A 103.0
 
Feb. 24, 2021, noon 82.0 ppb (81) 48.0 ppb (46) N/A 34.0 ppb (33) N/A 8.0 ppb (12) 1.0 ppb (1) 1.3 ppb (15) N/A N/A 81.0
 
Feb. 24, 2021, 11 a.m. 46.0 ppb (44) 14.0 ppb (14) N/A 32.0 ppb (31) N/A 13.0 ppb (19) 2.0 ppb (2) 0.8 ppb (10) N/A N/A 44.0
 
Feb. 24, 2021, 10 a.m. 27.0 ppb (26) 1.0 ppb (1) N/A 26.0 ppb (25) N/A 20.0 ppb (29) 7.0 ppb (7) 0.6 ppb (7) N/A N/A 29.0
 
Feb. 24, 2021, 9 a.m. 26.0 ppb (25) 1.0 ppb (1) N/A 26.0 ppb (25) N/A 32.0 ppb (46) 7.0 ppb (7) 0.5 ppb (6) N/A N/A 46.0
 
Feb. 24, 2021, 8 a.m. 31.0 ppb (30) 1.0 ppb (1) N/A 29.0 ppb (28) N/A 10.0 ppb (15) 4.0 ppb (4) 0.6 ppb (7) N/A N/A 30.0
 
Feb. 24, 2021, 7 a.m. 34.0 ppb (33) 2.0 ppb (2) N/A 32.0 ppb (31) N/A 6.0 ppb (9) 4.0 ppb (4) 0.7 ppb (8) N/A N/A 33.0
 
Feb. 24, 2021, 6 a.m. 44.0 ppb (42) 4.0 ppb (4) N/A 40.0 ppb (38) N/A 3.0 ppb (5) 7.0 ppb (7) 0.9 ppb (11) N/A N/A 42.0
 
Feb. 24, 2021, 5 a.m. 58.0 ppb (56) 12.0 ppb (12) N/A 46.0 ppb (44) N/A N/A 5.0 ppb (5) N/A N/A N/A 56.0
 
Feb. 24, 2021, 4 a.m. 25.0 ppb (24) 0.0 ppb (0) N/A 25.0 ppb (24) N/A 2.0 ppb (3) 27.0 ppb (25) 0.8 ppb (10) N/A N/A 25.0
 
Feb. 24, 2021, 3 a.m. 27.0 ppb (26) 0.0 ppb (0) N/A 26.0 ppb (25) N/A 2.0 ppb (3) 28.0 ppb (26) 0.8 ppb (10) N/A N/A 26.0
 
Feb. 24, 2021, 2 a.m. 14.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A N/A 38.0 ppb (36) 0.6 ppb (7) N/A N/A 36.0
 
Feb. 24, 2021, 1 a.m. 12.0 ppb (12) N/A N/A 13.0 ppb (13) N/A N/A 48.0 ppb (45) 0.6 ppb (7) N/A N/A 45.0
 
Feb. 24, 2021, midnight 12.0 ppb (12) 0.0 ppb (0) N/A 12.0 ppb (12) N/A 3.0 ppb (5) 57.0 ppb (58) 0.6 ppb (7) N/A N/A 58.0
 
Feb. 23, 2021, 11 p.m. 12.0 ppb (12) 0.0 ppb (0) N/A 12.0 ppb (12) N/A 3.0 ppb (5) 65.0 ppb (84) 0.5 ppb (6) N/A N/A 84.0
 
Feb. 23, 2021, 10 p.m. 11.0 ppb (11) 0.0 ppb (0) N/A 11.0 ppb (11) N/A 4.0 ppb (6) 64.0 ppb (81) 0.5 ppb (6) N/A N/A 81.0
 
Feb. 23, 2021, 9 p.m. 14.0 ppb (14) 0.0 ppb (0) N/A 13.0 ppb (13) N/A 5.0 ppb (8) 62.0 ppb (74) 0.5 ppb (6) N/A N/A 74.0
 
Feb. 23, 2021, 8 p.m. 24.0 ppb (23) 1.0 ppb (1) N/A 23.0 ppb (22) N/A 8.0 ppb (12) 65.0 ppb (84) 0.7 ppb (8) N/A N/A 84.0
 
Feb. 23, 2021, 7 p.m. 31.0 ppb (30) 3.0 ppb (3) N/A 28.0 ppb (27) N/A 9.0 ppb (13) 55.0 ppb (51) 0.8 ppb (10) N/A N/A 51.0
 
Feb. 23, 2021, 6 p.m. 61.0 ppb (59) 11.0 ppb (11) N/A 50.0 ppb (48) N/A 6.0 ppb (9) 39.0 ppb (37) 1.3 ppb (15) N/A N/A 59.0
 
Feb. 23, 2021, 5 p.m. 87.0 ppb (87) 27.0 ppb (26) N/A 60.0 ppb (58) N/A 6.0 ppb (9) 21.0 ppb (20) 1.5 ppb (18) N/A N/A 87.0
 
Feb. 23, 2021, 4 p.m. 92.0 ppb (92) 43.0 ppb (41) N/A 49.0 ppb (47) N/A 6.0 ppb (9) 16.0 ppb (15) 1.5 ppb (18) N/A N/A 92.0
 
Feb. 23, 2021, 3 p.m. 118.0 ppb (105) 78.0 ppb (77) N/A 40.0 ppb (38) N/A 4.0 ppb (6) 9.0 ppb (9) 1.7 ppb (20) N/A N/A 105.0
 
Feb. 23, 2021, 2 p.m. 90.0 ppb (90) 58.0 ppb (56) N/A 32.0 ppb (31) N/A 2.0 ppb (3) 6.0 ppb (6) 1.4 ppb (16) N/A N/A 90.0
 
Feb. 23, 2021, 1 p.m. 55.0 ppb (53) 24.0 ppb (23) N/A 31.0 ppb (30) N/A 2.0 ppb (3) 5.0 ppb (5) 0.9 ppb (11) N/A N/A 53.0
 
Feb. 23, 2021, noon 32.0 ppb (31) 4.0 ppb (4) N/A 27.0 ppb (26) N/A 2.0 ppb (3) 10.0 ppb (10) 0.6 ppb (7) N/A N/A 31.0
 
Feb. 23, 2021, 11 a.m. 22.0 ppb (21) 1.0 ppb (1) N/A 21.0 ppb (20) N/A 2.0 ppb (3) 13.0 ppb (13) 0.5 ppb (6) N/A N/A 21.0
 
Feb. 23, 2021, 10 a.m. 21.0 ppb (20) 1.0 ppb (1) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 14.0 ppb (13) 0.5 ppb (6) N/A N/A 20.0
 
Feb. 23, 2021, 9 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 16.0 ppb (15) 0.5 ppb (6) N/A N/A 18.0
 
Feb. 23, 2021, 8 a.m. 20.0 ppb (19) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 3.0 ppb (5) 15.0 ppb (14) 0.5 ppb (6) N/A N/A 19.0
 
Feb. 23, 2021, 7 a.m. 16.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (16) N/A 6.0 ppb (9) 18.0 ppb (17) 0.4 ppb (5) N/A N/A 17.0
 
Feb. 23, 2021, 6 a.m. 20.0 ppb (19) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 4.0 ppb (6) 18.0 ppb (17) 0.5 ppb (6) N/A N/A 19.0
 
Feb. 23, 2021, 5 a.m. 36.0 ppb (34) 3.0 ppb (3) N/A 33.0 ppb (32) N/A N/A 12.0 ppb (12) 0.7 ppb (8) N/A N/A 34.0
 
Feb. 23, 2021, 4 a.m. 31.0 ppb (30) 3.0 ppb (3) N/A 28.0 ppb (27) N/A 1.0 ppb (2) 17.0 ppb (16) 0.7 ppb (8) N/A N/A 30.0
 
Feb. 23, 2021, 3 a.m. 30.0 ppb (29) 2.0 ppb (2) N/A 28.0 ppb (27) N/A 1.0 ppb (2) 19.0 ppb (18) 0.7 ppb (8) N/A N/A 29.0
 
Feb. 23, 2021, 2 a.m. 27.0 ppb (26) 1.0 ppb (1) N/A 26.0 ppb (25) N/A 1.0 ppb (2) 21.0 ppb (20) 0.7 ppb (8) N/A N/A 26.0
 
Feb. 23, 2021, 1 a.m. 21.0 ppb (20) 1.0 ppb (1) N/A 20.0 ppb (19) N/A 1.0 ppb (2) 27.0 ppb (25) 0.5 ppb (6) N/A N/A 25.0
 
Feb. 23, 2021, midnight 17.0 ppb (17) 1.0 ppb (1) N/A 16.0 ppb (16) N/A 2.0 ppb (3) 42.0 ppb (39) 0.5 ppb (6) N/A N/A 39.0
 
Feb. 22, 2021, 11 p.m. 14.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A 4.0 ppb (6) 56.0 ppb (55) 0.5 ppb (6) N/A N/A 55.0
 
Feb. 22, 2021, 10 p.m. 14.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A 12.0 ppb (18) 64.0 ppb (81) 0.5 ppb (6) N/A N/A 81.0
 
Feb. 22, 2021, 9 p.m. 14.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A 27.0 ppb (39) 64.0 ppb (81) 0.5 ppb (6) N/A N/A 81.0
 
Feb. 22, 2021, 8 p.m. 17.0 ppb (17) 1.0 ppb (1) N/A 17.0 ppb (17) N/A 36.0 ppb (51) 60.0 ppb (68) 0.5 ppb (6) N/A N/A 68.0
 
Feb. 22, 2021, 7 p.m. 24.0 ppb (23) 2.0 ppb (2) N/A 22.0 ppb (21) N/A 41.0 ppb (58) 52.0 ppb (49) 0.6 ppb (7) N/A N/A 58.0
 
Feb. 22, 2021, 6 p.m. 33.0 ppb (32) 4.0 ppb (4) N/A 29.0 ppb (28) N/A 24.0 ppb (35) 51.0 ppb (48) 0.8 ppb (10) N/A N/A 48.0
 
Feb. 22, 2021, 5 p.m. 73.0 ppb (72) 15.0 ppb (15) N/A 58.0 ppb (56) N/A 6.0 ppb (9) 37.0 ppb (35) 1.4 ppb (16) N/A N/A 72.0
 
Feb. 22, 2021, 4 p.m. 133.0 ppb (108) 58.0 ppb (56) N/A 75.0 ppb (74) N/A 5.0 ppb (8) 15.0 ppb (14) 2.1 ppb (24) N/A N/A 108.0
 
Feb. 22, 2021, 3 p.m. 151.0 ppb (111) 91.0 ppb (91) N/A 60.0 ppb (58) N/A 4.0 ppb (6) 7.0 ppb (7) 2.4 ppb (28) N/A N/A 111.0
 
Feb. 22, 2021, 2 p.m. 158.0 ppb (112) 109.0 ppb (103) N/A 49.0 ppb (47) N/A 3.0 ppb (5) 3.0 ppb (3) 2.3 ppb (27) N/A N/A 112.0
 
Feb. 22, 2021, 1 p.m. 104.0 ppb (102) 60.0 ppb (58) N/A 44.0 ppb (42) N/A 3.0 ppb (5) 3.0 ppb (3) 1.7 ppb (20) N/A N/A 102.0
 
Feb. 22, 2021, noon 89.0 ppb (89) 44.0 ppb (42) N/A 45.0 ppb (43) N/A 3.0 ppb (5) 3.0 ppb (3) 1.6 ppb (19) N/A N/A 89.0
 
Feb. 22, 2021, 11 a.m. 37.0 ppb (35) 3.0 ppb (3) N/A 34.0 ppb (33) N/A 3.0 ppb (5) 12.0 ppb (12) 0.9 ppb (11) N/A N/A 35.0
 
Feb. 22, 2021, 10 a.m. 38.0 ppb (36) 4.0 ppb (4) N/A 34.0 ppb (33) N/A 2.0 ppb (3) 12.0 ppb (12) 0.9 ppb (11) N/A N/A 36.0
 
Feb. 22, 2021, 9 a.m. 50.0 ppb (48) 7.0 ppb (7) N/A 43.0 ppb (41) N/A 2.0 ppb (3) 9.0 ppb (9) 1.0 ppb (12) N/A N/A 48.0
 
Feb. 22, 2021, 8 a.m. 54.0 ppb (51) 8.0 ppb (8) N/A 46.0 ppb (44) N/A 3.0 ppb (5) 8.0 ppb (8) 1.2 ppb (14) N/A N/A 51.0
 
Feb. 22, 2021, 7 a.m. 53.0 ppb (50) 2.0 ppb (2) N/A 51.0 ppb (49) N/A 3.0 ppb (5) 11.0 ppb (11) 1.2 ppb (14) N/A N/A 50.0
 
Feb. 22, 2021, 6 a.m. 31.0 ppb (30) 1.0 ppb (1) N/A 31.0 ppb (30) N/A 3.0 ppb (5) 25.0 ppb (24) 0.9 ppb (11) N/A N/A 30.0
 
Feb. 22, 2021, 5 a.m. 14.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A 2.0 ppb (3) 38.0 ppb (36) 0.5 ppb (6) N/A N/A 36.0
 
Feb. 22, 2021, 4 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 2.0 ppb (3) 34.0 ppb (32) 0.6 ppb (7) N/A N/A 32.0
 
Feb. 22, 2021, 3 a.m. 18.0 ppb (17) 0.0 ppb (0) N/A 18.0 ppb (17) N/A N/A 37.0 ppb (35) 0.7 ppb (8) N/A N/A 35.0
 
Feb. 22, 2021, 2 a.m. 15.0 ppb (15) N/A N/A 15.0 ppb (15) N/A 3.0 ppb (5) 40.0 ppb (38) 0.8 ppb (10) N/A N/A 38.0
 
Feb. 22, 2021, 1 a.m. 11.0 ppb (11) N/A N/A 12.0 ppb (12) N/A 2.0 ppb (3) 42.0 ppb (39) 0.6 ppb (7) N/A N/A 39.0
 
Feb. 22, 2021, midnight 9.0 ppb (9) N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 47.0 ppb (44) 0.5 ppb (6) N/A N/A 44.0
 
Feb. 21, 2021, 11 p.m. 10.0 ppb (10) N/A N/A 11.0 ppb (11) N/A N/A 59.0 ppb (65) 0.6 ppb (7) N/A N/A 65.0