FILTER PACK : Sampling was suspended due to budget constraints. |
10-MAY-22 |
OZONE : Sampling was suspended due to budget constraints. |
10-MAY-22 |
DATALOGGER : Station Clock set to Central Time Zone |
09-JUN-21 |
OZONE : Ozone dryer installed |
17-JUL-17 |
OZONE : Knockout bottle reinstalled in ozone sample line. |
26-AUG-14 |
OZONE : Exhaust tubing run in insulation with sample tubing |
12-AUG-14 |
OZONE : New certification range for site transfer standard |
22-JAN-14 |
OZONE : Foam insulation added to sample line. |
22-JAN-14 |
OZONE : Knock-out bottle removed. |
22-JAN-14 |
OZONE : ZSP order changed to SPZ. |
04-SEP-13 |
OZONE : 10 ft. exhaust tubing added to both analyzers. |
24-JAN-12 |
OZONE : Site analyzer with replacement pressure transducer installed. |
20-DEC-11 |
OZONE : Ozone sample line filter removed from inside the shelter. |
14-JUL-11 |
TEMPERATURE : 9m temperature measurement with passive aspiration installed. |
14-JUL-11 |
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. |
19-JAN-11 |
DATALOGGER : CR3000 datalogger installed. Wiring standardized. |
01-JUL-08 |