SITE_ID : AQS id changed from 510719991 to 510719992 |
06-AUG-20 |
ELEVATION : Elevation changed from 920 meters to 652 meters. |
06-AUG-20 |
LONGITUDE : Longitude changed from -80.5575 to -80.4572. |
06-AUG-20 |
LATITUDE : Latitude changed from 37.3298 to 37.3232. |
06-AUG-20 |
SITE_NAME : Site name changed from Horton Station to Blue Grass Trail. |
06-AUG-20 |
WINDSPEED_SCALAR : Sensor unwired. |
07-FEB-16 |
SHELTER_TEMPERATURE : A/C and Heat logger control installed. |
07-FEB-16 |
SIGMA_THETA : Sensor unwired. |
07-FEB-16 |
WIND_DIRECTION : Sensor unwired. |
07-FEB-16 |
WINDSPEED : Sensor unwired. |
07-FEB-16 |
TEMP2 : Sensor unwired. |
07-FEB-16 |
RELATIVE_HUMIDITY : Sensor unwired. |
07-FEB-16 |
TEMPERATURE : 9m temperature measurement with passive aspiration installed. |
07-FEB-16 |
OZONE : New certification range for site transfer standard |
10-AUG-14 |
WETNESS : Sensor unwired. |
29-APR-14 |
RELATIVE_HUMIDITY : Sensor unwired. |
29-APR-14 |
WIND_DIRECTION : Sensor unwired. |
29-APR-14 |
SOLAR_RADIATION : Sensor unwired. |
29-APR-14 |
TEMP2 : Sensor unwired. |
29-APR-14 |
OZONE : ZSP order changed to SPZ. |
27-FEB-14 |
OZONE : Foam insulation added to sample line. |
27-FEB-14 |
OZONE : Knock-out bottle removed. |
27-FEB-14 |
OZONE : Replacement pressure transducer installed in site analyzer. |
27-FEB-12 |
OZONE : 10 ft. exhaust tubing added to both analyzers. |
27-FEB-12 |
OZONE : Ozone sample line filter removed from inside the shelter. |
04-AUG-11 |
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. |
20-FEB-11 |
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. |
20-FEB-11 |
DATALOGGER : CR3000 datalogger installed. Wiring standardized. |
19-FEB-09 |