Central California Ozone Study (CCOS) - Desert Research Institute

CCOS Field Operations Plan Version 2: 5/31/00
Table 2.5-1 (continued)
Upper Air Meteorological Measurements for CCOS
Site ID Name Purpose Justification Operator a Contractor Radar b RASS b Sodar b,c Sonde b,d Nexrad
SAC Sacramento Intra and interbasin transport Monitor N-S flow within Sacramento Valley,
afternoon sea breeze intrusion, and flow from
San Francisco Bay Area; help resolve northern
boundary of SV/SJV divergence zone.
SHA Shasta Intrabasin transport Monitor flow at the northern end of the
Sacramento Valley. Eddy flows.
SNA
Santa Nella, E
of I-5 toward
Los Banos
Interbasin transport from
Pacheco Pass, model QA.
SNM San Martin Intra- and interbasin
transport, flow through Santa
Clara Valley.
May represents flow through Pacheco pass
during some coastal valley intrusions; represents
along-valley flow on western side at other times.
Models should handle channeled, along-valley
flow well at this point.
Monitor transport from SFBA to NCC via Santa
Clara Valley south of San Jose.
SOX Orange County Onshore/offshore transport. Fulfill needs of National Weather Service;
existing long-term site
TRA Travis AFB Interbasin transport between
San Joaquin Valley and Bay
Area.
TRC
VBG
VBX
Tracy, W of
Tracy, S of I-
205, W of I-580
Vandenberg
AFB
Orcutt Oil field-
Vandenberg
AFB
Interbasin transport through
Altamont Pass.
Onshore/offshore transport,
synoptic conditions.
Onshore/offshore transport.
SMUAPCD/A
RB
CCOS NOAA-ETL SC SC
CRPAQS or
ARB
NOAA-ETL
or ARB
AC AC SE
AC
AC
CCOS STI SC SC
Existing long term site TAFB AC WC
Monitor flow through Altamont Pass for San
Francisco Bay Area to SJV transport in p.m.;
also help monitor less frequent off-shore flow.
NWS
CCOS STI SC SC
Existing long term site VAFB AC AS SE
Fulfill needs of National Weather Service and
Vandenberg operations; existing long-term site.
VIS Visalia Intrabasin transport. Existing long term site SJVUAPCD AC AC
VTX
Ventura County Intrabasin transportonshore/offshore
transport.
Fulfill needs of National Weather Service;
existing long-term site.
Pittsburg Plume Study PG&E PG&E SC SC
Moss Landing Plume Study PG&E PG&E SC SC
VAFB
NWS
AC
AC
AC
Chapter 2: FIELD MEASUREMENTS 2-39