NOY : Sampling was suspended due to budget constraints. |
10-MAY-22 |
FILTER PACK : Sampling was suspended due to budget constraints. |
10-MAY-22 |
OZONE : Sampling was suspended due to budget constraints. |
10-MAY-22 |
OZONE : Ozone dryer installed |
26-JUL-17 |
SIGMA_THETA : Sensor unwired. |
04-FEB-16 |
WINDSPEED_SCALAR : Sensor unwired. |
04-FEB-16 |
WIND_DIRECTION : Sensor unwired. |
04-FEB-16 |
WINDSPEED : Sensor unwired. |
04-FEB-16 |
TEMP2 : Sensor unwired. |
04-FEB-16 |
RELATIVE_HUMIDITY : Sensor unwired. |
04-FEB-16 |
TEMPERATURE : 9m temperature measurement with passive aspiration installed. |
04-FEB-16 |
OZONE : Air compressor with silica gel and charcoal canisters installed for ozone zero air |
15-SEP-15 |
OZONE : Silica gel canister was added to output of the 701H API Zero Air Box |
30-JUN-15 |
OZONE : New certification range for site transfer standard |
23-JUL-14 |
OZONE : Foam insulation added to sample line. |
29-JAN-14 |
OZONE : Knock-out bottle removed. |
29-JAN-14 |
OZONE : ZSP order changed to SPZ. |
18-OCT-13 |
OZONE : Replacement pressure transducer installed in site analyzer. |
03-JAN-12 |
OZONE : 10 ft. exhaust tubing added to both analyzers. |
03-JAN-12 |
OZONE : Ozone sample line filter removed from inside the shelter. |
04-JUL-11 |
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. |
23-FEB-11 |
OZONE : 40CFR Part 58 ozone site upgrade completed using Level 2 site transfer standard. |
23-FEB-11 |
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. |
20-JUL-10 |
DATALOGGER : CR3000 datalogger installed. Wiring standardized. |
09-JUL-08 |