EP 1110-2-9
31 Jul 94
(5) Estimating snowmelt.
(b) Examine locations so that a range of elevation
and spacial coverage is obtained.
g. Test applications of forecast model with forecast/
(4) Select likely best candidates.
regulation personnel.
d. Configure model for operational forecast applica-
h. Document forecast procedures.
tion. This might be an expansion or a simplification of
the study model, if available.
E-6. Develop a Plan for the Water Control Data
System (WCDS) and the WCDS Master Plan
(1) Develop model characteristics.
The development of forecasting procedures will reveal
(a) Project characteristics (storage tables, outflow
remote gaging needs, whether it be the installation of new
limits, etc.).
stations or the automation of manually reported stations.
The WCDS also includes the computer facilities needed
(b) Routing reaches (initial estimates of routing
for processing data and executing computer models.
factors).
These developments are documented in the WCDS Master
Plan, which is submitted to higher authority for approval.
(c) Basin configuration (combining points, diversions,
balances, etc.).
a. Establish field requirements for operational data.
(2) Estimate initial hydromet station weightings.
(1) Determine frequency of reporting, backup
requirements.
e. Perform calibration simulations with model with
proposed operational data and operational model. Repeat
(2) Automate existing facilities, if needed.
process of calibration and hydromet station selection until
best model is configured.
(3) Establish new stations as necessary.
(1) Flood runoff calibrations (rain/runoff model).
b. Develop plan for field data collection system--
land-line, GOES, line-of-sight radio, etc.
(a) Decide on calibration procedure (trial/error,
optimization).
(1) Obtain manufacturer's specifications and costs.
(b) Select events for calibration (or continuous
(2) Coordinate with other water resource agencies
simulation).
collecting data in the region. Consult with the Corps of
Engineers, Civil Works, Engineering Division, Hydrology
(c) Make calibration simulation.
and Hydraulics Branch (CECW-EH).
(d) Make changes and repeat.
(3) Estimate costs for maintenance--field equipment
and receiving site.
(2) Routing calibration (same process as above).
(4) Prepare life-cycle cost analysis comparison;
f. Set up procedures for preparing forecast in real
select best alternative.
time.
c. Develop plan for WCDS computer processing.
(1) Initialization of forecast run.
(1) Consult with CECW-EH, HEC, Information
(2) Estimating missing data.
Management, and other Corps offices.
(3) Estimating ungaged local inflow.
(2) Obtain manufacturer's specifications and costs.
(4) Incorporation of quantitative precipitation
(3) Determine software requirements.
forecasts.
E-3
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