ID: 2102

AQSQID: 390350065

Site Name: Harvard Yards

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

Updated: June 20, 2021, 8:54 p.m.

Location: Cleveland (E 42nd St), OH

Reporting: True, Located: True

Current AQI: 9.0

Cleveland (E 42nd St) OH, US: 41.446682, -81.662419

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 20, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 19, 2021, midnight N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 18, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 17, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A N/A N/A N/A 10.0
 
June 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 16, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A N/A 3.0
 
June 15, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 15, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 15, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 14, 2021, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A N/A N/A 8.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A N/A N/A N/A 10.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A N/A N/A N/A 10.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A N/A N/A 9.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A N/A N/A 5.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 13, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 13, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 13, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0
 
June 13, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A N/A N/A 6.0