ID: 2555

AQSQID: 80011G013

Site Name: Estaci¢N Dif

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

Updated: May 24, 2022, 8:10 a.m.

Location: Salamanca (Irapuato), MX

Reporting: True, Located: True

Current AQI: 78.0

Salamanca (Irapuato) MX, MX: 20.558153, -101.20485

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 24, 2022, 5 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 30.0 ppb (28) 1.46 ppb (18) 63.0 μg/m3 (55) 24.5 μg/m3 (78) 78.0
 
May 24, 2022, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 35.0 ppb (33) 1.52 ppb (18) 97.0 μg/m3 (72) 22.3 μg/m3 (73) 73.0
 
May 24, 2022, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 38.0 ppb (36) 1.6 ppb (19) 96.0 μg/m3 (72) 26.6 μg/m3 (82) 82.0
 
May 24, 2022, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) 1.68 ppb (20) 121.0 μg/m3 (84) 30.4 μg/m3 (90) 90.0
 
May 24, 2022, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) 1.68 ppb (20) 121.0 μg/m3 (84) 30.4 μg/m3 (90) 90.0
 
May 24, 2022, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 40.0 ppb (38) 1.69 ppb (20) 65.0 μg/m3 (56) 44.1 μg/m3 (123) 123.0
 
May 24, 2022, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 43.0 ppb (40) 1.63 ppb (19) 128.0 μg/m3 (88) 31.8 μg/m3 (93) 93.0
 
May 24, 2022, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 43.0 ppb (40) 1.63 ppb (19) 128.0 μg/m3 (88) 31.8 μg/m3 (93) 93.0
 
May 23, 2022, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 49.0 ppb (46) 1.62 ppb (19) 79.0 μg/m3 (63) 33.6 μg/m3 (97) 97.0
 
May 23, 2022, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 49.0 ppb (46) 1.62 ppb (19) 79.0 μg/m3 (63) 33.6 μg/m3 (97) 97.0
 
May 23, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 59.0 ppb (65) 1.62 ppb (19) 63.0 μg/m3 (55) 33.5 μg/m3 (97) 97.0
 
May 23, 2022, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 54.0 ppb (50) 1.57 ppb (19) 70.0 μg/m3 (59) 36.5 μg/m3 (104) 104.0
 
May 23, 2022, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 24.0 ppb (23) 1.85 ppb (22) 100.0 μg/m3 (74) 51.3 μg/m3 (140) 140.0
 
May 23, 2022, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.53 ppb (18) 75.0 μg/m3 (61) 41.1 μg/m3 (115) 115.0
 
May 23, 2022, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.53 ppb (18) 75.0 μg/m3 (61) 41.1 μg/m3 (115) 115.0
 
May 23, 2022, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.51 ppb (18) 69.0 μg/m3 (58) 34.3 μg/m3 (98) 98.0
 
May 23, 2022, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 37.0 ppb (35) 1.7 ppb (20) 112.0 μg/m3 (80) 34.4 μg/m3 (98) 98.0
 
May 23, 2022, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 35.0 ppb (33) 1.74 ppb (20) 145.0 μg/m3 (96) 34.1 μg/m3 (98) 98.0
 
May 23, 2022, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 37.0 ppb (35) 1.61 ppb (19) 308.0 μg/m3 (178) 34.5 μg/m3 (99) 178.0
 
May 23, 2022, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 54.0 ppb (50) 1.59 ppb (19) 117.0 μg/m3 (82) 21.5 μg/m3 (71) 82.0
 
May 22, 2022, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 68.0 ppb (94) 1.49 ppb (18) 81.0 μg/m3 (64) 20.4 μg/m3 (69) 94.0
 
May 22, 2022, 9 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 72.0 ppb (102) 1.52 ppb (18) 57.0 μg/m3 (52) 30.6 μg/m3 (90) 102.0
 
May 22, 2022, 8 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 75.0 ppb (104) 1.55 ppb (19) 58.0 μg/m3 (53) 32.0 μg/m3 (93) 104.0
 
May 22, 2022, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 71.0 ppb (101) 1.55 ppb (19) 66.0 μg/m3 (57) 29.8 μg/m3 (89) 101.0
 
May 22, 2022, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 62.0 ppb (74) 1.6 ppb (19) 64.0 μg/m3 (56) 29.9 μg/m3 (89) 89.0
 
May 22, 2022, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 56.0 ppb (55) 1.56 ppb (19) 67.0 μg/m3 (57) 38.1 μg/m3 (108) 108.0
 
May 22, 2022, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 52.0 ppb (49) 1.6 ppb (19) 77.0 μg/m3 (62) 36.2 μg/m3 (103) 103.0
 
May 22, 2022, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) 1.63 ppb (19) 80.0 μg/m3 (64) 47.2 μg/m3 (130) 130.0
 
May 22, 2022, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.64 ppb (19) 93.0 μg/m3 (70) 28.8 μg/m3 (87) 87.0
 
May 22, 2022, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 20.0 ppb (19) 1.73 ppb (20) 103.0 μg/m3 (75) 38.8 μg/m3 (110) 110.0
 
May 22, 2022, noon N/A N/A N/A N/A N/A 8.0 ppb (12) 12.0 ppb (12) 1.79 ppb (21) 117.0 μg/m3 (82) 45.3 μg/m3 (126) 126.0
 
May 22, 2022, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 6.0 ppb (6) 1.73 ppb (20) 96.0 μg/m3 (72) 37.5 μg/m3 (106) 106.0
 
May 22, 2022, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 17.0 ppb (16) 1.62 ppb (19) 80.0 μg/m3 (64) 34.0 μg/m3 (98) 98.0
 
May 22, 2022, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 27.0 ppb (25) 1.54 ppb (18) 79.0 μg/m3 (63) 34.3 μg/m3 (98) 98.0
 
May 22, 2022, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 35.0 ppb (33) 1.59 ppb (19) 87.0 μg/m3 (67) 38.4 μg/m3 (109) 109.0
 
May 22, 2022, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 34.0 ppb (32) 1.67 ppb (20) 92.0 μg/m3 (70) 39.8 μg/m3 (112) 112.0
 
May 22, 2022, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 38.0 ppb (36) 1.79 ppb (21) 116.0 μg/m3 (82) 45.6 μg/m3 (126) 126.0
 
May 22, 2022, 3 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 33.0 ppb (31) 1.8 ppb (21) 114.0 μg/m3 (81) 39.3 μg/m3 (111) 111.0
 
May 22, 2022, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 40.0 ppb (38) 1.68 ppb (20) 110.0 μg/m3 (79) 28.9 μg/m3 (87) 87.0
 
May 22, 2022, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 51.0 ppb (48) 1.64 ppb (19) 114.0 μg/m3 (81) 27.5 μg/m3 (84) 84.0
 
May 22, 2022, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 64.0 ppb (81) 1.51 ppb (18) 97.0 μg/m3 (72) 23.6 μg/m3 (76) 81.0
 
May 21, 2022, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 67.0 ppb (91) 1.49 ppb (18) 61.0 μg/m3 (54) 20.7 μg/m3 (70) 91.0
 
May 21, 2022, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 71.0 ppb (101) 1.54 ppb (18) 61.0 μg/m3 (54) 20.3 μg/m3 (69) 101.0
 
May 21, 2022, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 68.0 ppb (94) 1.5 ppb (18) 66.0 μg/m3 (57) 24.2 μg/m3 (77) 94.0
 
May 21, 2022, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 66.0 ppb (87) 1.53 ppb (18) 54.0 μg/m3 (50) 26.3 μg/m3 (81) 87.0
 
May 21, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 63.0 ppb (78) 1.52 ppb (18) 51.0 μg/m3 (48) 21.9 μg/m3 (72) 78.0
 
May 21, 2022, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 61.0 ppb (71) 1.51 ppb (18) 57.0 μg/m3 (52) 23.2 μg/m3 (75) 75.0
 
May 21, 2022, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 56.0 ppb (55) 1.44 ppb (16) 53.0 μg/m3 (50) 29.0 μg/m3 (87) 87.0
 
May 21, 2022, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 52.0 ppb (49) 1.52 ppb (18) 68.0 μg/m3 (58) 34.0 μg/m3 (98) 98.0
 
May 21, 2022, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 40.0 ppb (38) 1.61 ppb (19) 85.0 μg/m3 (66) 36.7 μg/m3 (104) 104.0
 
May 21, 2022, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 18.0 ppb (17) 1.83 ppb (21) 101.0 μg/m3 (74) 36.7 μg/m3 (104) 104.0
 
May 21, 2022, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 7.0 ppb (7) 1.93 ppb (22) 108.0 μg/m3 (78) 36.7 μg/m3 (104) 104.0
 
May 21, 2022, noon N/A N/A N/A N/A N/A 8.0 ppb (12) 6.0 ppb (6) 1.89 ppb (22) 90.0 μg/m3 (69) 34.6 μg/m3 (99) 99.0
 
May 21, 2022, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (21) 1.51 ppb (18) 77.0 μg/m3 (62) 35.6 μg/m3 (102) 102.0
 
May 21, 2022, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 26.0 ppb (25) 1.5 ppb (18) 73.0 μg/m3 (60) 27.0 μg/m3 (83) 83.0
 
May 21, 2022, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 32.0 ppb (30) 1.47 ppb (18) 74.0 μg/m3 (61) 32.3 μg/m3 (94) 94.0
 
May 21, 2022, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 36.0 ppb (34) 1.7 ppb (20) 117.0 μg/m3 (82) 50.0 μg/m3 (137) 137.0
 
May 21, 2022, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 40.0 ppb (38) 1.7 ppb (20) 103.0 μg/m3 (75) 41.0 μg/m3 (115) 115.0
 
May 21, 2022, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 57.0 ppb (58) 1.64 ppb (19) 98.0 μg/m3 (73) 35.6 μg/m3 (102) 102.0
 
May 21, 2022, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 66.0 ppb (87) 1.57 ppb (19) 90.0 μg/m3 (69) 23.9 μg/m3 (76) 87.0
 
May 21, 2022, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 64.0 ppb (81) 1.52 ppb (18) 75.0 μg/m3 (61) 23.0 μg/m3 (74) 81.0
 
May 20, 2022, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 62.0 ppb (74) 1.49 ppb (18) 55.0 μg/m3 (51) 24.6 μg/m3 (78) 78.0
 
May 20, 2022, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 61.0 ppb (71) 1.46 ppb (18) 50.0 μg/m3 (47) 23.6 μg/m3 (76) 76.0
 
May 20, 2022, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 61.0 ppb (71) 1.46 ppb (18) 50.0 μg/m3 (47) 25.1 μg/m3 (79) 79.0
 
May 20, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 58.0 ppb (61) 1.48 ppb (18) 90.0 μg/m3 (69) 20.8 μg/m3 (70) 70.0
 
May 20, 2022, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 57.0 ppb (58) 1.48 ppb (18) 82.0 μg/m3 (65) 27.5 μg/m3 (84) 84.0
 
May 20, 2022, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 54.0 ppb (50) 1.48 ppb (18) 63.0 μg/m3 (55) 32.1 μg/m3 (94) 94.0
 
May 20, 2022, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 52.0 ppb (49) 1.53 ppb (18) 81.0 μg/m3 (64) 38.2 μg/m3 (108) 108.0
 
May 20, 2022, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 47.0 ppb (44) 1.56 ppb (19) 87.0 μg/m3 (67) 43.9 μg/m3 (122) 122.0
 
May 20, 2022, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 39.0 ppb (37) 1.67 ppb (20) 100.0 μg/m3 (74) 46.0 μg/m3 (127) 127.0
 
May 20, 2022, 1 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 23.0 ppb (22) 1.88 ppb (22) 122.0 μg/m3 (85) 41.6 μg/m3 (117) 117.0
 
May 20, 2022, 11 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 27.0 ppb (25) 1.67 ppb (20) 69.0 μg/m3 (58) 34.2 μg/m3 (98) 98.0
 
May 20, 2022, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 33.0 ppb (31) 1.54 ppb (18) 77.0 μg/m3 (62) 41.3 μg/m3 (116) 116.0
 
May 20, 2022, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 37.0 ppb (35) 1.53 ppb (18) 74.0 μg/m3 (61) 39.9 μg/m3 (112) 112.0
 
May 20, 2022, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 38.0 ppb (36) 1.51 ppb (18) 76.0 μg/m3 (62) 38.3 μg/m3 (108) 108.0
 
May 20, 2022, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 40.0 ppb (38) 1.52 ppb (18) 81.0 μg/m3 (64) 40.5 μg/m3 (114) 114.0
 
May 20, 2022, 6 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 47.0 ppb (44) 1.54 ppb (18) 94.0 μg/m3 (71) 50.7 μg/m3 (139) 139.0
 
May 20, 2022, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 43.0 ppb (40) 1.61 ppb (19) 97.0 μg/m3 (72) 46.4 μg/m3 (128) 128.0
 
May 20, 2022, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 31.0 ppb (29) 1.68 ppb (20) 94.0 μg/m3 (71) 32.0 μg/m3 (93) 93.0
 
May 20, 2022, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 23.0 ppb (22) 1.73 ppb (20) 99.0 μg/m3 (73) 30.9 μg/m3 (91) 91.0
 
May 20, 2022, 2 a.m. N/A N/A N/A N/A N/A 35.0 ppb (50) 17.0 ppb (16) 2.02 ppb (23) 73.0 μg/m3 (60) 13.6 μg/m3 (55) 60.0
 
May 20, 2022, 1 a.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 28.0 ppb (26) 1.85 ppb (22) 37.0 μg/m3 (35) 13.5 μg/m3 (54) 54.0
 
May 20, 2022, midnight N/A N/A N/A N/A N/A 22.0 ppb (32) 40.0 ppb (38) 1.68 ppb (20) 51.0 μg/m3 (48) 16.2 μg/m3 (60) 60.0
 
May 19, 2022, 11 p.m. N/A N/A N/A N/A N/A 50.0 ppb (69) 43.0 ppb (40) 2.13 ppb (24) 63.0 μg/m3 (55) 12.6 μg/m3 (53) 69.0
 
May 19, 2022, 11 p.m. N/A N/A N/A N/A N/A 50.0 ppb (69) 43.0 ppb (40) 2.13 ppb (24) 63.0 μg/m3 (55) 12.6 μg/m3 (53) 69.0
 
May 19, 2022, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 54.0 ppb (50) 1.46 ppb (18) 30.0 μg/m3 (28) 14.6 μg/m3 (57) 57.0
 
May 19, 2022, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 49.0 ppb (46) 1.43 ppb (16) 21.0 μg/m3 (20) 14.3 μg/m3 (56) 56.0
 
May 19, 2022, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 53.0 ppb (50) 1.42 ppb (16) 36.0 μg/m3 (34) 15.8 μg/m3 (59) 59.0
 
May 19, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 60.0 ppb (68) 1.48 ppb (18) 32.0 μg/m3 (30) 22.4 μg/m3 (73) 73.0
 
May 19, 2022, 4 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 46.0 ppb (43) 1.55 ppb (19) 64.0 μg/m3 (56) 31.8 μg/m3 (93) 93.0
 
May 19, 2022, 6 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 28.0 ppb (26) 1.44 ppb (16) 49.0 μg/m3 (46) 20.9 μg/m3 (70) 70.0
 
May 19, 2022, 5 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 28.0 ppb (26) 1.41 ppb (16) 83.0 μg/m3 (65) 16.5 μg/m3 (61) 65.0
 
May 19, 2022, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 41.0 ppb (38) 1.38 ppb (16) 79.0 μg/m3 (63) 10.2 μg/m3 (43) 63.0
 
May 19, 2022, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 43.0 ppb (40) 1.4 ppb (16) 60.0 μg/m3 (54) 6.1 μg/m3 (26) 54.0
 
May 19, 2022, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 32.0 ppb (30) 1.42 ppb (16) 27.0 μg/m3 (25) 20.5 μg/m3 (69) 69.0
 
May 19, 2022, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) 1.44 ppb (16) 154.0 μg/m3 (100) 10.7 μg/m3 (45) 100.0
 
May 18, 2022, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 56.0 ppb (55) 1.48 ppb (18) 114.0 μg/m3 (81) 18.0 μg/m3 (64) 81.0
 
May 18, 2022, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 55.0 ppb (51) 1.5 ppb (18) 66.0 μg/m3 (57) 13.3 μg/m3 (54) 57.0
 
May 18, 2022, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 56.0 ppb (55) 1.47 ppb (18) 52.0 μg/m3 (49) 22.5 μg/m3 (73) 73.0
 
May 18, 2022, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 55.0 ppb (51) 1.43 ppb (16) 60.0 μg/m3 (54) 24.9 μg/m3 (78) 78.0
 
May 18, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 61.0 ppb (71) 1.4 ppb (16) 33.0 μg/m3 (31) 32.0 μg/m3 (93) 93.0
 
May 18, 2022, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 55.0 ppb (51) 1.49 ppb (18) 52.0 μg/m3 (49) 15.1 μg/m3 (58) 58.0
 
May 18, 2022, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 43.0 ppb (40) 1.45 ppb (16) 69.0 μg/m3 (58) 37.9 μg/m3 (107) 107.0
 
May 18, 2022, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 31.0 ppb (29) 1.54 ppb (18) 77.0 μg/m3 (62) 24.2 μg/m3 (77) 77.0
 
May 18, 2022, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 31.0 ppb (29) 1.54 ppb (18) 77.0 μg/m3 (62) 24.2 μg/m3 (77) 77.0
 
May 18, 2022, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.54 ppb (18) 79.0 μg/m3 (63) 27.0 μg/m3 (83) 83.0
 
May 18, 2022, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.54 ppb (18) 79.0 μg/m3 (63) 27.0 μg/m3 (83) 83.0
 
May 18, 2022, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 10.0 ppb (10) 1.75 ppb (21) 116.0 μg/m3 (82) 41.5 μg/m3 (116) 116.0
 
May 18, 2022, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 10.0 ppb (10) 1.75 ppb (21) 116.0 μg/m3 (82) 41.5 μg/m3 (116) 116.0
 
May 18, 2022, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 2.0 ppb (2) 2.13 ppb (24) 81.0 μg/m3 (64) 27.3 μg/m3 (83) 83.0
 
May 18, 2022, noon N/A N/A N/A N/A N/A 9.0 ppb (13) 2.0 ppb (2) 2.13 ppb (24) 81.0 μg/m3 (64) 27.3 μg/m3 (83) 83.0
 
May 18, 2022, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 32.0 ppb (30) 1.65 ppb (19) 117.0 μg/m3 (82) 54.3 μg/m3 (148) 148.0
 
May 18, 2022, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 37.0 ppb (35) 1.66 ppb (20) 139.0 μg/m3 (93) 50.9 μg/m3 (139) 139.0
 
May 18, 2022, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 42.0 ppb (39) 1.63 ppb (19) 101.0 μg/m3 (74) 24.3 μg/m3 (77) 77.0
 
May 17, 2022, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 54.0 ppb (50) 1.49 ppb (18) 68.0 μg/m3 (58) 24.4 μg/m3 (77) 77.0
 
May 17, 2022, 10 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 61.0 ppb (71) 1.49 ppb (18) 64.0 μg/m3 (56) 24.0 μg/m3 (77) 77.0
 
May 17, 2022, 9 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 62.0 ppb (74) 1.47 ppb (18) 55.0 μg/m3 (51) 20.8 μg/m3 (70) 74.0
 
May 17, 2022, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 56.0 ppb (55) 1.43 ppb (16) 57.0 μg/m3 (52) 22.9 μg/m3 (74) 74.0
 
May 17, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 51.0 ppb (48) 1.45 ppb (16) 60.0 μg/m3 (54) 31.1 μg/m3 (91) 91.0
 
May 17, 2022, 6 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 54.0 ppb (50) 1.56 ppb (19) 84.0 μg/m3 (66) 31.1 μg/m3 (91) 91.0
 
May 17, 2022, 6 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 54.0 ppb (50) 1.56 ppb (19) 84.0 μg/m3 (66) 31.1 μg/m3 (91) 91.0
 
May 17, 2022, 5 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 52.0 ppb (49) 1.58 ppb (19) 86.0 μg/m3 (67) 34.5 μg/m3 (99) 99.0
 
May 17, 2022, 5 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 52.0 ppb (49) 1.58 ppb (19) 86.0 μg/m3 (67) 34.5 μg/m3 (99) 99.0
 
May 17, 2022, 4 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 42.0 ppb (39) 1.62 ppb (19) 79.0 μg/m3 (63) 33.3 μg/m3 (96) 96.0
 
May 17, 2022, 4 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 42.0 ppb (39) 1.62 ppb (19) 79.0 μg/m3 (63) 33.3 μg/m3 (96) 96.0
 
May 17, 2022, 3 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 31.0 ppb (29) 1.61 ppb (19) 83.0 μg/m3 (65) 29.8 μg/m3 (89) 89.0
 
May 17, 2022, 3 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 31.0 ppb (29) 1.61 ppb (19) 83.0 μg/m3 (65) 29.8 μg/m3 (89) 89.0
 
May 17, 2022, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 19.0 ppb (18) 1.84 ppb (21) 102.0 μg/m3 (75) 47.8 μg/m3 (132) 132.0
 
May 17, 2022, noon N/A N/A N/A N/A N/A 56.0 ppb (77) 4.0 ppb (4) 1.93 ppb (22) 113.0 μg/m3 (80) 13.8 μg/m3 (55) 80.0
 
May 17, 2022, noon N/A N/A N/A N/A N/A 56.0 ppb (77) 4.0 ppb (4) 1.93 ppb (22) 113.0 μg/m3 (80) 13.8 μg/m3 (55) 80.0
 
May 17, 2022, 10 a.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 18.0 ppb (17) 1.4 ppb (16) 53.0 μg/m3 (50) 19.0 μg/m3 (66) 66.0
 
May 17, 2022, 10 a.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 18.0 ppb (17) 1.4 ppb (16) 53.0 μg/m3 (50) 19.0 μg/m3 (66) 66.0
 
May 17, 2022, 9 a.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 20.0 ppb (19) 1.32 ppb (15) 60.0 μg/m3 (54) 23.3 μg/m3 (75) 75.0
 
May 17, 2022, 8 a.m. N/A N/A N/A N/A N/A 61.0 ppb (83) 21.0 ppb (20) 1.3 ppb (15) 45.0 μg/m3 (42) 26.7 μg/m3 (82) 83.0
 
May 17, 2022, 4 a.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 20.0 ppb (19) 1.44 ppb (16) 78.0 μg/m3 (63) 14.2 μg/m3 (56) 63.0
 
May 17, 2022, 1 a.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 28.0 ppb (26) 1.68 ppb (20) 143.0 μg/m3 (95) 13.1 μg/m3 (54) 95.0
 
May 17, 2022, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 33.0 ppb (31) 1.73 ppb (20) 47.0 μg/m3 (44) 22.2 μg/m3 (73) 73.0
 
May 16, 2022, 11 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 41.0 ppb (38) 1.57 ppb (19) 47.0 μg/m3 (44) 15.5 μg/m3 (59) 59.0
 
May 16, 2022, 10 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 44.0 ppb (41) 1.47 ppb (18) 36.0 μg/m3 (34) 29.3 μg/m3 (88) 88.0
 
May 16, 2022, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 43.0 ppb (40) 1.46 ppb (18) 37.0 μg/m3 (35) 17.8 μg/m3 (63) 63.0
 
May 16, 2022, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 46.0 ppb (43) 1.5 ppb (18) 43.0 μg/m3 (40) 9.3 μg/m3 (39) 43.0
 
May 16, 2022, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 48.0 ppb (45) 1.47 ppb (18) 48.0 μg/m3 (45) 11.4 μg/m3 (48) 48.0
 
May 16, 2022, 6 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 42.0 ppb (39) 1.55 ppb (19) 78.0 μg/m3 (63) 23.3 μg/m3 (75) 75.0
 
May 16, 2022, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 42.0 ppb (39) 1.55 ppb (19) 114.0 μg/m3 (81) 14.7 μg/m3 (57) 81.0
 
May 16, 2022, 4 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 36.0 ppb (34) 1.65 ppb (19) 90.0 μg/m3 (69) 19.1 μg/m3 (66) 69.0
 
May 16, 2022, 3 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 29.0 ppb (27) 1.66 ppb (20) 90.0 μg/m3 (69) 35.1 μg/m3 (100) 100.0
 
May 16, 2022, 2 p.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 18.0 ppb (17) 1.73 ppb (20) 114.0 μg/m3 (81) 31.3 μg/m3 (92) 92.0
 
May 16, 2022, 1 p.m. N/A N/A N/A N/A N/A 50.0 ppb (69) 13.0 ppb (13) 1.68 ppb (20) 107.0 μg/m3 (77) 29.7 μg/m3 (89) 89.0
 
May 16, 2022, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 27.0 ppb (25) 1.32 ppb (15) 68.0 μg/m3 (58) 12.8 μg/m3 (53) 58.0
 
May 16, 2022, 3 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 28.0 ppb (26) 1.34 ppb (15) 92.0 μg/m3 (70) 11.9 μg/m3 (50) 70.0
 
May 16, 2022, 2 a.m. N/A N/A N/A N/A N/A 39.0 ppb (55) 28.0 ppb (26) 1.77 ppb (21) 97.0 μg/m3 (72) 23.4 μg/m3 (75) 75.0
 
May 16, 2022, 2 a.m. N/A N/A N/A N/A N/A 39.0 ppb (55) 28.0 ppb (26) 1.77 ppb (21) 97.0 μg/m3 (72) 23.4 μg/m3 (75) 75.0
 
May 16, 2022, 1 a.m. N/A N/A N/A N/A N/A 63.0 ppb (85) 30.0 ppb (28) 1.39 ppb (16) 131.0 μg/m3 (89) 19.2 μg/m3 (66) 89.0
 
May 16, 2022, midnight N/A N/A N/A N/A N/A 25.0 ppb (36) 38.0 ppb (36) 1.38 ppb (16) 99.0 μg/m3 (73) 9.2 μg/m3 (39) 73.0
 
May 15, 2022, 7 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 45.0 ppb (42) 1.39 ppb (16) 36.0 μg/m3 (34) 24.1 μg/m3 (77) 77.0
 
May 15, 2022, 5 p.m. N/A N/A N/A N/A N/A 28.0 ppb (40) 42.0 ppb (39) 1.37 ppb (16) 34.0 μg/m3 (32) 16.2 μg/m3 (60) 60.0
 
May 15, 2022, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 37.0 ppb (35) 1.48 ppb (18) 37.0 μg/m3 (35) 21.5 μg/m3 (71) 71.0
 
May 15, 2022, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 10.0 ppb (10) 1.35 ppb (16) 54.0 μg/m3 (50) 25.7 μg/m3 (80) 80.0
 
May 15, 2022, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 18.0 ppb (17) 1.37 ppb (16) 45.0 μg/m3 (42) 23.9 μg/m3 (76) 76.0
 
May 15, 2022, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 22.0 ppb (21) 1.31 ppb (15) 44.0 μg/m3 (41) 21.8 μg/m3 (72) 72.0
 
May 15, 2022, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 25.0 ppb (24) 1.33 ppb (15) 55.0 μg/m3 (51) 29.0 μg/m3 (87) 87.0
 
May 15, 2022, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 27.0 ppb (25) 1.31 ppb (15) 43.0 μg/m3 (40) 25.7 μg/m3 (80) 80.0
 
May 15, 2022, 5 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 27.0 ppb (25) 1.31 ppb (15) 47.0 μg/m3 (44) 19.1 μg/m3 (66) 66.0
 
May 15, 2022, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 28.0 ppb (26) 1.34 ppb (15) 70.0 μg/m3 (59) 30.0 μg/m3 (89) 89.0
 
May 15, 2022, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.37 ppb (16) 128.0 μg/m3 (88) 33.4 μg/m3 (96) 96.0
 
May 15, 2022, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 29.0 ppb (27) 1.42 ppb (16) 133.0 μg/m3 (90) 37.7 μg/m3 (107) 107.0
 
May 15, 2022, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 38.0 ppb (36) 1.47 ppb (18) 203.0 μg/m3 (125) 29.5 μg/m3 (88) 125.0
 
May 14, 2022, 8 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 57.0 ppb (58) 1.49 ppb (18) 43.0 μg/m3 (40) 34.3 μg/m3 (98) 98.0