AQSQID: 060792007

Site Name: Nipomo Mesa Cdf

Location: San Luis Obispo Co, CA

Reporting: True, Located: True

Current AQI: 34.0

San Luis Obispo Co CA, US: 35.04676, -120.58777

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 7.0 μg/m3 (29) 34.0
 
Sept. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 72.0 μg/m3 (58) 9.0 μg/m3 (38) 58.0
 
Sept. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (57) 12.0 μg/m3 (50) 57.0
 
Sept. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 9.0 μg/m3 (38) 46.0
 
Sept. 21, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
Sept. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 4.0 μg/m3 (17) 27.0
 
Sept. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
Sept. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 5.0 μg/m3 (21) 22.0
 
Sept. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 3.0 μg/m3 (12) 23.0
 
Sept. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Sept. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 33.0
 
Sept. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (39) 9.0 μg/m3 (38) 39.0
 
Sept. 21, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 105.0 μg/m3 (75) 28.0 μg/m3 (84) 84.0
 
Sept. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 241.0 μg/m3 (143) 71.0 μg/m3 (158) 158.0
 
Sept. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 158.0 μg/m3 (102) 44.0 μg/m3 (121) 121.0
 
Sept. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 136.0 μg/m3 (90) 38.0 μg/m3 (106) 106.0
 
Sept. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (61) 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (34) 3.0 μg/m3 (12) 34.0
 
Sept. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 3.0 μg/m3 (12) 28.0
 
Sept. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 4.0 μg/m3 (17) 38.0
 
Sept. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (43) 8.0 μg/m3 (33) 43.0
 
Sept. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 68.0 μg/m3 (56) 7.0 μg/m3 (29) 56.0
 
Sept. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (38) 4.0 μg/m3 (17) 38.0
 
Sept. 20, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (37) 4.0 μg/m3 (17) 37.0
 
Sept. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 4.0 μg/m3 (17) 21.0
 
Sept. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 2.0 μg/m3 (8) 21.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 29.0
 
Sept. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
Sept. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
Sept. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.0 μg/m3 (54) 13.0 μg/m3 (52) 54.0
 
Sept. 20, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 220.0 μg/m3 (132) 46.0 μg/m3 (126) 132.0
 
Sept. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 298.0 μg/m3 (172) 83.0 μg/m3 (164) 172.0
 
Sept. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 304.0 μg/m3 (174) 75.0 μg/m3 (160) 174.0
 
Sept. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 359.0 μg/m3 (206) 89.0 μg/m3 (168) 206.0
 
Sept. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 333.0 μg/m3 (189) 78.0 μg/m3 (162) 189.0
 
Sept. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 110.0 μg/m3 (78) 29.0 μg/m3 (86) 86.0
 
Sept. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Sept. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
Sept. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 14.0 μg/m3 (54) 60.0
 
Sept. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 160.0 μg/m3 (102) 38.0 μg/m3 (106) 106.0
 
Sept. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 181.0 μg/m3 (113) 40.0 μg/m3 (111) 113.0
 
Sept. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 11.0 μg/m3 (46) 48.0
 
Sept. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 28.0
 
Sept. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.0 μg/m3 (33) 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 9.0 μg/m3 (38) 49.0
 
Sept. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (50) 9.0 μg/m3 (38) 50.0
 
Sept. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 10.0 μg/m3 (42) 54.0
 
Sept. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 7.0 μg/m3 (29) 42.0
 
Sept. 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (22) 4.0 μg/m3 (17) 22.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
Sept. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (24) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 49.0 μg/m3 (45) 9.0 μg/m3 (38) 45.0
 
Sept. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 219.0 μg/m3 (132) 52.0 μg/m3 (141) 141.0
 
Sept. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 489.0 μg/m3 (380) 125.0 μg/m3 (187) 380.0
 
Sept. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 404.0 μg/m3 (270) 90.0 μg/m3 (168) 270.0
 
Sept. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 163.0 μg/m3 (104) 35.0 μg/m3 (99) 104.0
 
Sept. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 81.0 μg/m3 (63) 21.0 μg/m3 (69) 69.0
 
Sept. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 6.0 μg/m3 (25) 27.0
 
Sept. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
Sept. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Sept. 17, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Sept. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Sept. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
Sept. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 23.0
 
Sept. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 0.0 μg/m3 (0) 16.0
 
Sept. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Sept. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 11.0 μg/m3 (46) 51.0
 
Sept. 17, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 175.0 μg/m3 (110) 33.0 μg/m3 (95) 110.0
 
Sept. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
Sept. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 13.0
 
Sept. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
Sept. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
Sept. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (25) 3.0 μg/m3 (12) 25.0
 
Sept. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 17.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 1.0 μg/m3 (4) 10.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.0 μg/m3 (12) 14.0
 
Sept. 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 4.0 μg/m3 (17) 19.0
 
Sept. 16, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 4.0
 
Sept. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.0 μg/m3 (8) 8.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 8.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 4.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
Sept. 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 2.0 μg/m3 (8) 8.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Sept. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Sept. 15, 2019, midnight N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 30.0
 
Sept. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (32) 8.0 μg/m3 (33) 33.0
 
Sept. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.0 μg/m3 (42) 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (31) 15.0 μg/m3 (56) 56.0
 
Sept. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 53.0 μg/m3 (48) 7.0 μg/m3 (29) 48.0